nginx: src/http/v2/ngx_http_v2_filter

annotate src/http/v2/ngx_http_v2_filter_module.c @ 7201:641306096f5b

HTTP/2: server push. Resources to be pushed are configured with the "http2_push" directive. Also, preload links from the Link response headers, as described in https://www.w3.org/TR/preload/#server-push-http-2, can be pushed, if enabled with the "http2_push_preload" directive. Only relative URIs with absolute paths can be pushed. The number of concurrent pushes is normally limited by a client, but cannot exceed a hard limit set by the "http2_max_concurrent_pushes" directive.

author	Ruslan Ermilov <ru@nginx.com>
date	Thu, 08 Feb 2018 09:55:03 +0300
parents	61d276dcd493
children	a49af443656f

rev	line source
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2 /*
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	3 * Copyright (C) Nginx, Inc.
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	4 * Copyright (C) Valentin V. Bartenev
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	5 * Copyright (C) Ruslan Ermilov
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	6 */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	7
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	8
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	9 #include <ngx_config.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	10 #include <ngx_core.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	11 #include <ngx_http.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	12 #include <nginx.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	13 #include <ngx_http_v2_module.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	14
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	15
6279 c72eaf694d99 HTTP/2: improved the ngx_http_v2_integer_octets(v) macro. Valentin Bartenev <vbart@nginx.com> parents: 6277 diff changeset	16 /*
c72eaf694d99 HTTP/2: improved the ngx_http_v2_integer_octets(v) macro. Valentin Bartenev <vbart@nginx.com> parents: 6277 diff changeset	17 * This returns precise number of octets for values in range 0..253
c72eaf694d99 HTTP/2: improved the ngx_http_v2_integer_octets(v) macro. Valentin Bartenev <vbart@nginx.com> parents: 6277 diff changeset	18 * and estimate number for the rest, but not smaller than required.
c72eaf694d99 HTTP/2: improved the ngx_http_v2_integer_octets(v) macro. Valentin Bartenev <vbart@nginx.com> parents: 6277 diff changeset	19 */
c72eaf694d99 HTTP/2: improved the ngx_http_v2_integer_octets(v) macro. Valentin Bartenev <vbart@nginx.com> parents: 6277 diff changeset	20
c72eaf694d99 HTTP/2: improved the ngx_http_v2_integer_octets(v) macro. Valentin Bartenev <vbart@nginx.com> parents: 6277 diff changeset	21 #define ngx_http_v2_integer_octets(v) (1 + (v) / 127)
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	22
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	23 #define ngx_http_v2_literal_size(h) \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	24 (ngx_http_v2_integer_octets(sizeof(h) - 1) + sizeof(h) - 1)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	25
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	26 #define ngx_http_v2_indexed(i) (128 + (i))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	27 #define ngx_http_v2_inc_indexed(i) (64 + (i))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	28
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	29 #define ngx_http_v2_write_name(dst, src, len, tmp) \
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	30 ngx_http_v2_string_encode(dst, src, len, tmp, 1)
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	31 #define ngx_http_v2_write_value(dst, src, len, tmp) \
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	32 ngx_http_v2_string_encode(dst, src, len, tmp, 0)
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	33
6276 0efc16d55adb HTTP/2: introduced NGX_HTTP_V2_ENCODE_* macros. Valentin Bartenev <vbart@nginx.com> parents: 6275 diff changeset	34 #define NGX_HTTP_V2_ENCODE_RAW 0
0efc16d55adb HTTP/2: introduced NGX_HTTP_V2_ENCODE_* macros. Valentin Bartenev <vbart@nginx.com> parents: 6275 diff changeset	35 #define NGX_HTTP_V2_ENCODE_HUFF 0x80
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	36
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	37 #define NGX_HTTP_V2_AUTHORITY_INDEX 1
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	38 #define NGX_HTTP_V2_METHOD_GET_INDEX 2
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	39 #define NGX_HTTP_V2_PATH_INDEX 4
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	40
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	41 #define NGX_HTTP_V2_SCHEME_HTTP_INDEX 6
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	42 #define NGX_HTTP_V2_SCHEME_HTTPS_INDEX 7
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	43
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	44 #define NGX_HTTP_V2_STATUS_INDEX 8
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	45 #define NGX_HTTP_V2_STATUS_200_INDEX 8
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	46 #define NGX_HTTP_V2_STATUS_204_INDEX 9
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	47 #define NGX_HTTP_V2_STATUS_206_INDEX 10
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	48 #define NGX_HTTP_V2_STATUS_304_INDEX 11
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	49 #define NGX_HTTP_V2_STATUS_400_INDEX 12
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	50 #define NGX_HTTP_V2_STATUS_404_INDEX 13
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	51 #define NGX_HTTP_V2_STATUS_500_INDEX 14
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	52
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	53 #define NGX_HTTP_V2_CONTENT_LENGTH_INDEX 28
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	54 #define NGX_HTTP_V2_CONTENT_TYPE_INDEX 31
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	55 #define NGX_HTTP_V2_DATE_INDEX 33
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	56 #define NGX_HTTP_V2_LAST_MODIFIED_INDEX 44
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	57 #define NGX_HTTP_V2_LOCATION_INDEX 46
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	58 #define NGX_HTTP_V2_SERVER_INDEX 54
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	59 #define NGX_HTTP_V2_VARY_INDEX 59
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	60
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	61 #define NGX_HTTP_V2_NO_TRAILERS (ngx_http_v2_out_frame_t *) -1
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	62
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	63
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	64 static ngx_int_t ngx_http_v2_push_resources(ngx_http_request_t *r);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	65 static ngx_int_t ngx_http_v2_push_resource(ngx_http_request_t *r,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	66 ngx_str_t path, ngx_str_t authority);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	67
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	68 static u_char ngx_http_v2_string_encode(u_char dst, u_char *src, size_t len,
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	69 u_char *tmp, ngx_uint_t lower);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	70 static u_char ngx_http_v2_write_int(u_char pos, ngx_uint_t prefix,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	71 ngx_uint_t value);
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	72 static ngx_http_v2_out_frame_t *ngx_http_v2_create_headers_frame(
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	73 ngx_http_request_t r, u_char pos, u_char *end, ngx_uint_t fin);
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	74 static ngx_http_v2_out_frame_t *ngx_http_v2_create_push_frame(
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	75 ngx_http_request_t r, u_char pos, u_char *end);
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	76 static ngx_http_v2_out_frame_t *ngx_http_v2_create_trailers_frame(
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	77 ngx_http_request_t *r);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	78
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	79 static ngx_chain_t ngx_http_v2_send_chain(ngx_connection_t fc,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	80 ngx_chain_t *in, off_t limit);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	81
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	82 static ngx_chain_t *ngx_http_v2_filter_get_shadow(
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	83 ngx_http_v2_stream_t stream, ngx_buf_t buf, off_t offset, off_t size);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	84 static ngx_http_v2_out_frame_t *ngx_http_v2_filter_get_data_frame(
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	85 ngx_http_v2_stream_t stream, size_t len, ngx_chain_t first,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	86 ngx_chain_t *last);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	87
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	88 static ngx_inline ngx_int_t ngx_http_v2_flow_control(
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	89 ngx_http_v2_connection_t h2c, ngx_http_v2_stream_t stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	90 static void ngx_http_v2_waiting_queue(ngx_http_v2_connection_t *h2c,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	91 ngx_http_v2_stream_t *stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	92
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	93 static ngx_inline ngx_int_t ngx_http_v2_filter_send(
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	94 ngx_connection_t fc, ngx_http_v2_stream_t stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	95
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	96 static ngx_int_t ngx_http_v2_headers_frame_handler(
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	97 ngx_http_v2_connection_t h2c, ngx_http_v2_out_frame_t frame);
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	98 static ngx_int_t ngx_http_v2_push_frame_handler(
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	99 ngx_http_v2_connection_t h2c, ngx_http_v2_out_frame_t frame);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	100 static ngx_int_t ngx_http_v2_data_frame_handler(
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	101 ngx_http_v2_connection_t h2c, ngx_http_v2_out_frame_t frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	102 static ngx_inline void ngx_http_v2_handle_frame(
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	103 ngx_http_v2_stream_t stream, ngx_http_v2_out_frame_t frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	104 static ngx_inline void ngx_http_v2_handle_stream(
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	105 ngx_http_v2_connection_t h2c, ngx_http_v2_stream_t stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	106
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	107 static void ngx_http_v2_filter_cleanup(void *data);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	108
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	109 static ngx_int_t ngx_http_v2_filter_init(ngx_conf_t *cf);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	110
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	111
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	112 static ngx_http_module_t ngx_http_v2_filter_module_ctx = {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	113 NULL, /* preconfiguration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	114 ngx_http_v2_filter_init, /* postconfiguration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	115
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	116 NULL, /* create main configuration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	117 NULL, /* init main configuration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	118
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	119 NULL, /* create server configuration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	120 NULL, /* merge server configuration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	121
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	122 NULL, /* create location configuration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	123 NULL /* merge location configuration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	124 };
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	125
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	126
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	127 ngx_module_t ngx_http_v2_filter_module = {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	128 NGX_MODULE_V1,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	129 &ngx_http_v2_filter_module_ctx, /* module context */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	130 NULL, /* module directives */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	131 NGX_HTTP_MODULE, /* module type */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	132 NULL, /* init master */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	133 NULL, /* init module */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	134 NULL, /* init process */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	135 NULL, /* init thread */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	136 NULL, /* exit thread */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	137 NULL, /* exit process */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	138 NULL, /* exit master */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	139 NGX_MODULE_V1_PADDING
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	140 };
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	141
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	142
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	143 static ngx_http_output_header_filter_pt ngx_http_next_header_filter;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	144
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	145
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	146 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	147 ngx_http_v2_header_filter(ngx_http_request_t *r)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	148 {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	149 u_char status, pos, start, p, tmp;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	150 size_t len, tmp_len;
6451 155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	151 ngx_str_t host, location;
155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	152 ngx_uint_t i, port;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	153 ngx_list_part_t *part;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	154 ngx_table_elt_t *header;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	155 ngx_connection_t *fc;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	156 ngx_http_cleanup_t *cln;
7191 61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	157 ngx_http_v2_stream_t *stream;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	158 ngx_http_v2_out_frame_t *frame;
7100 12cadc4669a7 HTTP/2: signal 0-byte HPACK's dynamic table size. Piotr Sikora <piotrsikora@google.com> parents: 7035 diff changeset	159 ngx_http_v2_connection_t *h2c;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	160 ngx_http_core_loc_conf_t *clcf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	161 ngx_http_core_srv_conf_t *cscf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	162 u_char addr[NGX_SOCKADDR_STRLEN];
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	163
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	164 static const u_char nginx[5] = "\x84\xaa\x63\x55\xe7";
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	165 #if (NGX_HTTP_GZIP)
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	166 static const u_char accept_encoding[12] =
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	167 "\x8b\x84\x84\x2d\x69\x5b\x05\x44\x3c\x86\xaa\x6f";
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	168 #endif
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	169
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	170 static size_t nginx_ver_len = ngx_http_v2_literal_size(NGINX_VER);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	171 static u_char nginx_ver[ngx_http_v2_literal_size(NGINX_VER)];
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	172
6885 25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	173 static size_t nginx_ver_build_len =
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	174 ngx_http_v2_literal_size(NGINX_VER_BUILD);
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	175 static u_char nginx_ver_build[ngx_http_v2_literal_size(NGINX_VER_BUILD)];
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	176
7191 61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	177 stream = r->stream;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	178
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	179 if (!stream) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	180 return ngx_http_next_header_filter(r);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	181 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	182
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	183 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	184 "http2 header filter");
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	185
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	186 if (r->header_sent) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	187 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	188 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	189
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	190 r->header_sent = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	191
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	192 if (r != r->main) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	193 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	194 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	195
6637 699e409a3e0c HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6600 diff changeset	196 fc = r->connection;
699e409a3e0c HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6600 diff changeset	197
699e409a3e0c HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6600 diff changeset	198 if (fc->error) {
699e409a3e0c HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6600 diff changeset	199 return NGX_ERROR;
699e409a3e0c HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6600 diff changeset	200 }
699e409a3e0c HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6600 diff changeset	201
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	202 if (r->method == NGX_HTTP_HEAD) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	203 r->header_only = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	204 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	205
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	206 switch (r->headers_out.status) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	207
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	208 case NGX_HTTP_OK:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	209 status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_200_INDEX);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	210 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	211
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	212 case NGX_HTTP_NO_CONTENT:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	213 r->header_only = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	214
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	215 ngx_str_null(&r->headers_out.content_type);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	216
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	217 r->headers_out.content_length = NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	218 r->headers_out.content_length_n = -1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	219
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	220 r->headers_out.last_modified_time = -1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	221 r->headers_out.last_modified = NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	222
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	223 status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_204_INDEX);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	224 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	225
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	226 case NGX_HTTP_PARTIAL_CONTENT:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	227 status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_206_INDEX);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	228 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	229
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	230 case NGX_HTTP_NOT_MODIFIED:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	231 r->header_only = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	232 status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_304_INDEX);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	233 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	234
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	235 default:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	236 r->headers_out.last_modified_time = -1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	237 r->headers_out.last_modified = NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	238
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	239 switch (r->headers_out.status) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	240
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	241 case NGX_HTTP_BAD_REQUEST:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	242 status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_400_INDEX);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	243 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	244
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	245 case NGX_HTTP_NOT_FOUND:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	246 status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_404_INDEX);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	247 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	248
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	249 case NGX_HTTP_INTERNAL_SERVER_ERROR:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	250 status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_500_INDEX);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	251 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	252
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	253 default:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	254 status = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	255 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	256 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	257
7191 61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	258 h2c = stream->connection;
7100 12cadc4669a7 HTTP/2: signal 0-byte HPACK's dynamic table size. Piotr Sikora <piotrsikora@google.com> parents: 7035 diff changeset	259
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	260 if (!h2c->push_disabled && !h2c->goaway
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	261 && stream->node->id % 2 == 1
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	262 && r->method != NGX_HTTP_HEAD)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	263 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	264 if (ngx_http_v2_push_resources(r) != NGX_OK) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	265 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	266 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	267 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	268
7100 12cadc4669a7 HTTP/2: signal 0-byte HPACK's dynamic table size. Piotr Sikora <piotrsikora@google.com> parents: 7035 diff changeset	269 len = h2c->table_update ? 1 : 0;
12cadc4669a7 HTTP/2: signal 0-byte HPACK's dynamic table size. Piotr Sikora <piotrsikora@google.com> parents: 7035 diff changeset	270
12cadc4669a7 HTTP/2: signal 0-byte HPACK's dynamic table size. Piotr Sikora <piotrsikora@google.com> parents: 7035 diff changeset	271 len += status ? 1 : 1 + ngx_http_v2_literal_size("418");
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	272
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	273 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	274
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	275 if (r->headers_out.server == NULL) {
6885 25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	276
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	277 if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) {
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	278 len += 1 + nginx_ver_len;
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	279
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	280 } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) {
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	281 len += 1 + nginx_ver_build_len;
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	282
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	283 } else {
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	284 len += 1 + sizeof(nginx);
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	285 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	286 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	287
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	288 if (r->headers_out.date == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	289 len += 1 + ngx_http_v2_literal_size("Wed, 31 Dec 1986 18:00:00 GMT");
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	290 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	291
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	292 if (r->headers_out.content_type.len) {
6274 b2de4a56b860 HTTP/2: fixed header block size calculation. Valentin Bartenev <vbart@nginx.com> parents: 6251 diff changeset	293 len += 1 + NGX_HTTP_V2_INT_OCTETS + r->headers_out.content_type.len;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	294
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	295 if (r->headers_out.content_type_len == r->headers_out.content_type.len
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	296 && r->headers_out.charset.len)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	297 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	298 len += sizeof("; charset=") - 1 + r->headers_out.charset.len;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	299 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	300 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	301
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	302 if (r->headers_out.content_length == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	303 && r->headers_out.content_length_n >= 0)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	304 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	305 len += 1 + ngx_http_v2_integer_octets(NGX_OFF_T_LEN) + NGX_OFF_T_LEN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	306 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	307
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	308 if (r->headers_out.last_modified == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	309 && r->headers_out.last_modified_time != -1)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	310 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	311 len += 1 + ngx_http_v2_literal_size("Wed, 31 Dec 1986 18:00:00 GMT");
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	312 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	313
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	314 if (r->headers_out.location && r->headers_out.location->value.len) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	315
6852 d15172ebb400 Core: relative redirects (closes #1000). Ruslan Ermilov <ru@nginx.com> parents: 6833 diff changeset	316 if (r->headers_out.location->value.data[0] == '/'
d15172ebb400 Core: relative redirects (closes #1000). Ruslan Ermilov <ru@nginx.com> parents: 6833 diff changeset	317 && clcf->absolute_redirect)
d15172ebb400 Core: relative redirects (closes #1000). Ruslan Ermilov <ru@nginx.com> parents: 6833 diff changeset	318 {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	319 if (clcf->server_name_in_redirect) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	320 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	321 host = cscf->server_name;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	322
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	323 } else if (r->headers_in.server.len) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	324 host = r->headers_in.server;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	325
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	326 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	327 host.len = NGX_SOCKADDR_STRLEN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	328 host.data = addr;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	329
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	330 if (ngx_connection_local_sockaddr(fc, &host, 0) != NGX_OK) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	331 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	332 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	333 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	334
6593 b3b7e33083ac Introduced ngx_inet_get_port() and ngx_inet_set_port() functions. Roman Arutyunyan <arut@nginx.com> parents: 6451 diff changeset	335 port = ngx_inet_get_port(fc->local_sockaddr);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	336
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	337 location.len = sizeof("https://") - 1 + host.len
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	338 + r->headers_out.location->value.len;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	339
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	340 if (clcf->port_in_redirect) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	341
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	342 #if (NGX_HTTP_SSL)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	343 if (fc->ssl)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	344 port = (port == 443) ? 0 : port;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	345 else
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	346 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	347 port = (port == 80) ? 0 : port;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	348
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	349 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	350 port = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	351 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	352
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	353 if (port) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	354 location.len += sizeof(":65535") - 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	355 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	356
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	357 location.data = ngx_pnalloc(r->pool, location.len);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	358 if (location.data == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	359 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	360 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	361
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	362 p = ngx_cpymem(location.data, "http", sizeof("http") - 1);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	363
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	364 #if (NGX_HTTP_SSL)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	365 if (fc->ssl) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	366 *p++ = 's';
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	367 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	368 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	369
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	370 p++ = ':'; p++ = '/'; *p++ = '/';
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	371 p = ngx_cpymem(p, host.data, host.len);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	372
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	373 if (port) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	374 p = ngx_sprintf(p, ":%ui", port);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	375 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	376
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	377 p = ngx_cpymem(p, r->headers_out.location->value.data,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	378 r->headers_out.location->value.len);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	379
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	380 /* update r->headers_out.location->value for possible logging */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	381
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	382 r->headers_out.location->value.len = p - location.data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	383 r->headers_out.location->value.data = location.data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	384 ngx_str_set(&r->headers_out.location->key, "Location");
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	385 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	386
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	387 r->headers_out.location->hash = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	388
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	389 len += 1 + NGX_HTTP_V2_INT_OCTETS + r->headers_out.location->value.len;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	390 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	391
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	392 tmp_len = len;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	393
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	394 #if (NGX_HTTP_GZIP)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	395 if (r->gzip_vary) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	396 if (clcf->gzip_vary) {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	397 len += 1 + sizeof(accept_encoding);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	398
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	399 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	400 r->gzip_vary = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	401 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	402 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	403 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	404
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	405 part = &r->headers_out.headers.part;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	406 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	407
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	408 for (i = 0; /* void */; i++) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	409
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	410 if (i >= part->nelts) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	411 if (part->next == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	412 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	413 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	414
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	415 part = part->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	416 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	417 i = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	418 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	419
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	420 if (header[i].hash == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	421 continue;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	422 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	423
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	424 if (header[i].key.len > NGX_HTTP_V2_MAX_FIELD) {
6400 b4c28876d2c3 HTTP/2: use local pointer instead of r->connection. Valentin Bartenev <vbart@nginx.com> parents: 6395 diff changeset	425 ngx_log_error(NGX_LOG_CRIT, fc->log, 0,
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	426 "too long response header name: \"%V\"",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	427 &header[i].key);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	428 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	429 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	430
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	431 if (header[i].value.len > NGX_HTTP_V2_MAX_FIELD) {
6400 b4c28876d2c3 HTTP/2: use local pointer instead of r->connection. Valentin Bartenev <vbart@nginx.com> parents: 6395 diff changeset	432 ngx_log_error(NGX_LOG_CRIT, fc->log, 0,
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	433 "too long response header value: \"%V: %V\"",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	434 &header[i].key, &header[i].value);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	435 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	436 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	437
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	438 len += 1 + NGX_HTTP_V2_INT_OCTETS + header[i].key.len
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	439 + NGX_HTTP_V2_INT_OCTETS + header[i].value.len;
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	440
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	441 if (header[i].key.len > tmp_len) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	442 tmp_len = header[i].key.len;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	443 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	444
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	445 if (header[i].value.len > tmp_len) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	446 tmp_len = header[i].value.len;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	447 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	448 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	449
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	450 tmp = ngx_palloc(r->pool, tmp_len);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	451 pos = ngx_pnalloc(r->pool, len);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	452
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	453 if (pos == NULL \|\| tmp == NULL) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	454 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	455 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	456
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	457 start = pos;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	458
7100 12cadc4669a7 HTTP/2: signal 0-byte HPACK's dynamic table size. Piotr Sikora <piotrsikora@google.com> parents: 7035 diff changeset	459 if (h2c->table_update) {
12cadc4669a7 HTTP/2: signal 0-byte HPACK's dynamic table size. Piotr Sikora <piotrsikora@google.com> parents: 7035 diff changeset	460 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0,
12cadc4669a7 HTTP/2: signal 0-byte HPACK's dynamic table size. Piotr Sikora <piotrsikora@google.com> parents: 7035 diff changeset	461 "http2 table size update: 0");
12cadc4669a7 HTTP/2: signal 0-byte HPACK's dynamic table size. Piotr Sikora <piotrsikora@google.com> parents: 7035 diff changeset	462 *pos++ = (1 << 5) \| 0;
12cadc4669a7 HTTP/2: signal 0-byte HPACK's dynamic table size. Piotr Sikora <piotrsikora@google.com> parents: 7035 diff changeset	463 h2c->table_update = 0;
12cadc4669a7 HTTP/2: signal 0-byte HPACK's dynamic table size. Piotr Sikora <piotrsikora@google.com> parents: 7035 diff changeset	464 }
12cadc4669a7 HTTP/2: signal 0-byte HPACK's dynamic table size. Piotr Sikora <piotrsikora@google.com> parents: 7035 diff changeset	465
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	466 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	467 "http2 output header: \":status: %03ui\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	468 r->headers_out.status);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	469
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	470 if (status) {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	471 *pos++ = status;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	472
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	473 } else {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	474 *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_STATUS_INDEX);
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	475 *pos++ = NGX_HTTP_V2_ENCODE_RAW \| 3;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	476 pos = ngx_sprintf(pos, "%03ui", r->headers_out.status);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	477 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	478
6449 e5076b96fd01 Reconsidered server_tokens with an empty value. Ruslan Ermilov <ru@nginx.com> parents: 6434 diff changeset	479 if (r->headers_out.server == NULL) {
6885 25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	480
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	481 if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) {
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	482 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	483 "http2 output header: \"server: %s\"",
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	484 NGINX_VER);
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	485
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	486 } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) {
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	487 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	488 "http2 output header: \"server: %s\"",
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	489 NGINX_VER_BUILD);
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	490
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	491 } else {
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	492 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0,
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	493 "http2 output header: \"server: nginx\"");
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	494 }
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	495
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	496 *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_SERVER_INDEX);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	497
6885 25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	498 if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	499 if (nginx_ver[0] == '\0') {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	500 p = ngx_http_v2_write_value(nginx_ver, (u_char *) NGINX_VER,
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	501 sizeof(NGINX_VER) - 1, tmp);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	502 nginx_ver_len = p - nginx_ver;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	503 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	504
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	505 pos = ngx_cpymem(pos, nginx_ver, nginx_ver_len);
6451 155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	506
6885 25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	507 } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) {
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	508 if (nginx_ver_build[0] == '\0') {
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	509 p = ngx_http_v2_write_value(nginx_ver_build,
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	510 (u_char *) NGINX_VER_BUILD,
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	511 sizeof(NGINX_VER_BUILD) - 1, tmp);
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	512 nginx_ver_build_len = p - nginx_ver_build;
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	513 }
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	514
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	515 pos = ngx_cpymem(pos, nginx_ver_build, nginx_ver_build_len);
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	516
6451 155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	517 } else {
155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	518 pos = ngx_cpymem(pos, nginx, sizeof(nginx));
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	519 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	520 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	521
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	522 if (r->headers_out.date == NULL) {
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	523 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	524 "http2 output header: \"date: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	525 &ngx_cached_http_time);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	526
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	527 *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_DATE_INDEX);
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	528 pos = ngx_http_v2_write_value(pos, ngx_cached_http_time.data,
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	529 ngx_cached_http_time.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	530 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	531
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	532 if (r->headers_out.content_type.len) {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	533 *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_CONTENT_TYPE_INDEX);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	534
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	535 if (r->headers_out.content_type_len == r->headers_out.content_type.len
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	536 && r->headers_out.charset.len)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	537 {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	538 len = r->headers_out.content_type.len + sizeof("; charset=") - 1
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	539 + r->headers_out.charset.len;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	540
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	541 p = ngx_pnalloc(r->pool, len);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	542 if (p == NULL) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	543 return NGX_ERROR;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	544 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	545
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	546 p = ngx_cpymem(p, r->headers_out.content_type.data,
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	547 r->headers_out.content_type.len);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	548
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	549 p = ngx_cpymem(p, "; charset=", sizeof("; charset=") - 1);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	550
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	551 p = ngx_cpymem(p, r->headers_out.charset.data,
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	552 r->headers_out.charset.len);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	553
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	554 /* updated r->headers_out.content_type is also needed for logging */
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	555
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	556 r->headers_out.content_type.len = len;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	557 r->headers_out.content_type.data = p - len;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	558 }
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	559
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	560 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	561 "http2 output header: \"content-type: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	562 &r->headers_out.content_type);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	563
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	564 pos = ngx_http_v2_write_value(pos, r->headers_out.content_type.data,
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	565 r->headers_out.content_type.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	566 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	567
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	568 if (r->headers_out.content_length == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	569 && r->headers_out.content_length_n >= 0)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	570 {
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	571 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	572 "http2 output header: \"content-length: %O\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	573 r->headers_out.content_length_n);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	574
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	575 *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_CONTENT_LENGTH_INDEX);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	576
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	577 p = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	578 pos = ngx_sprintf(pos + 1, "%O", r->headers_out.content_length_n);
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	579 *p = NGX_HTTP_V2_ENCODE_RAW \| (u_char) (pos - p - 1);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	580 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	581
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	582 if (r->headers_out.last_modified == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	583 && r->headers_out.last_modified_time != -1)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	584 {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	585 *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_LAST_MODIFIED_INDEX);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	586
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	587 ngx_http_time(pos, r->headers_out.last_modified_time);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	588 len = sizeof("Wed, 31 Dec 1986 18:00:00 GMT") - 1;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	589
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	590 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, fc->log, 0,
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	591 "http2 output header: \"last-modified: %*s\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	592 len, pos);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	593
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	594 /*
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	595 * Date will always be encoded using huffman in the temporary buffer,
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	596 * so it's safe here to use src and dst pointing to the same address.
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	597 */
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	598 pos = ngx_http_v2_write_value(pos, pos, len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	599 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	600
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	601 if (r->headers_out.location && r->headers_out.location->value.len) {
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	602 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	603 "http2 output header: \"location: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	604 &r->headers_out.location->value);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	605
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	606 *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_LOCATION_INDEX);
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	607 pos = ngx_http_v2_write_value(pos, r->headers_out.location->value.data,
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	608 r->headers_out.location->value.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	609 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	610
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	611 #if (NGX_HTTP_GZIP)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	612 if (r->gzip_vary) {
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	613 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0,
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	614 "http2 output header: \"vary: Accept-Encoding\"");
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	615
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	616 *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_VARY_INDEX);
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	617 pos = ngx_cpymem(pos, accept_encoding, sizeof(accept_encoding));
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	618 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	619 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	620
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	621 part = &r->headers_out.headers.part;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	622 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	623
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	624 for (i = 0; /* void */; i++) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	625
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	626 if (i >= part->nelts) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	627 if (part->next == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	628 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	629 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	630
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	631 part = part->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	632 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	633 i = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	634 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	635
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	636 if (header[i].hash == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	637 continue;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	638 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	639
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	640 #if (NGX_DEBUG)
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	641 if (fc->log->log_level & NGX_LOG_DEBUG_HTTP) {
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	642 ngx_strlow(tmp, header[i].key.data, header[i].key.len);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	643
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	644 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, fc->log, 0,
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	645 "http2 output header: \"%*s: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	646 header[i].key.len, tmp, &header[i].value);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	647 }
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	648 #endif
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	649
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	650 *pos++ = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	651
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	652 pos = ngx_http_v2_write_name(pos, header[i].key.data,
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	653 header[i].key.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	654
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	655 pos = ngx_http_v2_write_value(pos, header[i].value.data,
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	656 header[i].value.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	657 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	658
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	659 frame = ngx_http_v2_create_headers_frame(r, start, pos, r->header_only);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	660 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	661 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	662 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	663
7191 61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	664 ngx_http_v2_queue_blocked_frame(h2c, frame);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	665
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	666 stream->queued++;
7004 b624fbf7bee2 HTTP/2: fixed segfault when memory allocation failed. Valentin Bartenev <vbart@nginx.com> parents: 6953 diff changeset	667
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	668 cln = ngx_http_cleanup_add(r, 0);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	669 if (cln == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	670 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	671 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	672
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	673 cln->handler = ngx_http_v2_filter_cleanup;
7191 61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	674 cln->data = stream;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	675
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	676 fc->send_chain = ngx_http_v2_send_chain;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	677 fc->need_last_buf = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	678
7191 61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	679 return ngx_http_v2_filter_send(fc, stream);
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	680 }
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	681
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	682
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	683 static ngx_int_t
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	684 ngx_http_v2_push_resources(ngx_http_request_t *r)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	685 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	686 u_char start, end, *last;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	687 ngx_int_t rc;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	688 ngx_str_t path, authority;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	689 ngx_uint_t i, push;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	690 ngx_table_elt_t **h;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	691 ngx_connection_t *fc;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	692 ngx_http_v2_stream_t *stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	693 ngx_http_v2_loc_conf_t *h2lcf;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	694 ngx_http_v2_connection_t *h2c;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	695 ngx_http_complex_value_t *pushes;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	696
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	697 fc = r->connection;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	698
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	699 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, "http2 push resources");
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	700
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	701 stream = r->stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	702 h2c = stream->connection;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	703
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	704 ngx_str_null(&authority);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	705
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	706 h2lcf = ngx_http_get_module_loc_conf(r, ngx_http_v2_module);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	707
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	708 if (h2lcf->pushes) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	709 pushes = h2lcf->pushes->elts;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	710
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	711 for (i = 0; i < h2lcf->pushes->nelts; i++) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	712
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	713 if (ngx_http_complex_value(r, &pushes[i], &path) != NGX_OK) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	714 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	715 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	716
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	717 if (path.len == 0) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	718 continue;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	719 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	720
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	721 if (path.len == 3 && ngx_strncmp(path.data, "off", 3) == 0) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	722 continue;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	723 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	724
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	725 rc = ngx_http_v2_push_resource(r, &path, &authority);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	726
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	727 if (rc == NGX_ERROR) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	728 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	729 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	730
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	731 if (rc == NGX_ABORT) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	732 return NGX_OK;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	733 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	734
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	735 /* NGX_OK, NGX_DECLINED */
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	736 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	737 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	738
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	739 if (!h2lcf->push_preload) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	740 return NGX_OK;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	741 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	742
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	743 h = r->headers_out.link.elts;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	744
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	745 for (i = 0; i < r->headers_out.link.nelts; i++) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	746
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	747 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	748 "http2 parse link: \"%V\"", &h[i]->value);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	749
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	750 start = h[i]->value.data;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	751 end = h[i]->value.data + h[i]->value.len;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	752
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	753 next_link:
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	754
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	755 while (start < end && *start == ' ') { start++; }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	756
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	757 if (start == end \|\| *start++ != '<') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	758 continue;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	759 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	760
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	761 while (start < end && *start == ' ') { start++; }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	762
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	763 for (last = start; last < end && *last != '>'; last++) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	764 /* void */
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	765 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	766
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	767 if (last == start \|\| last == end) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	768 continue;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	769 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	770
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	771 path.len = last - start;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	772 path.data = start;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	773
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	774 start = last + 1;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	775
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	776 while (start < end && *start == ' ') { start++; }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	777
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	778 if (start == end) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	779 continue;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	780 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	781
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	782 if (*start == ',') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	783 start++;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	784 goto next_link;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	785 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	786
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	787 if (*start++ != ';') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	788 continue;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	789 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	790
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	791 last = ngx_strlchr(start, end, ',');
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	792
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	793 if (last == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	794 last = end;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	795 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	796
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	797 push = 0;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	798
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	799 for ( ;; ) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	800
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	801 while (start < last && *start == ' ') { start++; }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	802
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	803 if (last - start >= 6
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	804 && ngx_strncasecmp(start, (u_char *) "nopush", 6) == 0)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	805 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	806 start += 6;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	807
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	808 if (start == last \|\| start == ' ' \|\| start == ';') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	809 push = 0;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	810 break;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	811 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	812
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	813 goto next_param;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	814 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	815
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	816 if (last - start >= 11
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	817 && ngx_strncasecmp(start, (u_char *) "rel=preload", 11) == 0)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	818 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	819 start += 11;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	820
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	821 if (start == last \|\| start == ' ' \|\| start == ';') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	822 push = 1;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	823 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	824
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	825 goto next_param;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	826 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	827
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	828 if (last - start >= 4
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	829 && ngx_strncasecmp(start, (u_char *) "rel=", 4) == 0)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	830 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	831 start += 4;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	832
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	833 while (start < last && *start == ' ') { start++; }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	834
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	835 if (start == last \|\| *start++ != '"') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	836 goto next_param;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	837 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	838
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	839 for ( ;; ) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	840
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	841 while (start < last && *start == ' ') { start++; }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	842
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	843 if (last - start >= 7
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	844 && ngx_strncasecmp(start, (u_char *) "preload", 7) == 0)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	845 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	846 start += 7;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	847
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	848 if (start < last && (start == ' ' \|\| start == '"')) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	849 push = 1;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	850 break;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	851 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	852 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	853
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	854 while (start < last && start != ' ' && start != '"') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	855 start++;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	856 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	857
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	858 if (start == last) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	859 break;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	860 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	861
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	862 if (*start == '"') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	863 break;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	864 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	865
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	866 start++;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	867 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	868 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	869
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	870 next_param:
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	871
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	872 start = ngx_strlchr(start, last, ';');
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	873
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	874 if (start == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	875 break;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	876 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	877
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	878 start++;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	879 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	880
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	881 if (push) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	882 while (path.len && path.data[path.len - 1] == ' ') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	883 path.len--;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	884 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	885 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	886
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	887 if (push && path.len
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	888 && !(path.len > 1 && path.data[0] == '/' && path.data[1] == '/'))
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	889 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	890 rc = ngx_http_v2_push_resource(r, &path, &authority);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	891
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	892 if (rc == NGX_ERROR) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	893 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	894 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	895
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	896 if (rc == NGX_ABORT) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	897 return NGX_OK;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	898 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	899
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	900 /* NGX_OK, NGX_DECLINED */
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	901 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	902
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	903 if (last < end) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	904 start = last + 1;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	905 goto next_link;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	906 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	907 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	908
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	909 return NGX_OK;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	910 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	911
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	912
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	913 static ngx_int_t
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	914 ngx_http_v2_push_resource(ngx_http_request_t r, ngx_str_t path,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	915 ngx_str_t *authority)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	916 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	917 u_char start, pos, *tmp;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	918 size_t len;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	919 ngx_table_elt_t *host;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	920 ngx_connection_t *fc;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	921 ngx_http_v2_stream_t *stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	922 ngx_http_v2_out_frame_t *frame;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	923 ngx_http_v2_connection_t *h2c;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	924
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	925 fc = r->connection;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	926
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	927 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, "http2 push resource");
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	928
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	929 stream = r->stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	930 h2c = stream->connection;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	931
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	932 if (!ngx_path_separator(path->data[0])) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	933 ngx_log_error(NGX_LOG_WARN, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	934 "non-absolute path \"%V\" not pushed", path);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	935 return NGX_DECLINED;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	936 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	937
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	938 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	939 "http2 pushing:%ui limit:%ui",
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	940 h2c->pushing, h2c->concurrent_pushes);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	941
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	942 if (h2c->pushing >= h2c->concurrent_pushes) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	943 return NGX_ABORT;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	944 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	945
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	946 if (h2c->last_push == 0x7ffffffe) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	947 return NGX_ABORT;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	948 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	949
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	950 if (path->len > NGX_HTTP_V2_MAX_FIELD) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	951 return NGX_DECLINED;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	952 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	953
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	954 host = r->headers_in.host;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	955
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	956 if (authority->len == 0 && host) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	957
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	958 len = 1 + NGX_HTTP_V2_INT_OCTETS + host->value.len;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	959
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	960 tmp = ngx_palloc(r->pool, len);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	961 pos = ngx_pnalloc(r->pool, len);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	962
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	963 if (pos == NULL \|\| tmp == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	964 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	965 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	966
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	967 authority->data = pos;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	968
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	969 *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_AUTHORITY_INDEX);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	970 pos = ngx_http_v2_write_value(pos, host->value.data, host->value.len,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	971 tmp);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	972
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	973 authority->len = pos - authority->data;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	974 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	975
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	976 len = (h2c->table_update ? 1 : 0)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	977 + 1
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	978 + 1 + NGX_HTTP_V2_INT_OCTETS + path->len
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	979 + authority->len
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	980 + 1;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	981
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	982 tmp = ngx_palloc(r->pool, len);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	983 pos = ngx_pnalloc(r->pool, len);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	984
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	985 if (pos == NULL \|\| tmp == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	986 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	987 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	988
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	989 start = pos;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	990
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	991 if (h2c->table_update) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	992 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	993 "http2 table size update: 0");
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	994 *pos++ = (1 << 5) \| 0;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	995 h2c->table_update = 0;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	996 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	997
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	998 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	999 "http2 push header: \":method: GET\"");
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1000
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1001 *pos++ = ngx_http_v2_indexed(NGX_HTTP_V2_METHOD_GET_INDEX);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1002
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1003 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1004 "http2 push header: \":path: %V\"", path);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1005
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1006 *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_PATH_INDEX);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1007 pos = ngx_http_v2_write_value(pos, path->data, path->len, tmp);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1008
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1009 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1010 "http2 push header: \":authority: %V\"", &host->value);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1011
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1012 pos = ngx_cpymem(pos, authority->data, authority->len);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1013
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1014 #if (NGX_HTTP_SSL)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1015 if (fc->ssl) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1016 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1017 "http2 push header: \":scheme: https\"");
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1018 *pos++ = ngx_http_v2_indexed(NGX_HTTP_V2_SCHEME_HTTPS_INDEX);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1019
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1020 } else
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1021 #endif
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1022 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1023 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1024 "http2 push header: \":scheme: http\"");
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1025 *pos++ = ngx_http_v2_indexed(NGX_HTTP_V2_SCHEME_HTTP_INDEX);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1026 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1027
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1028 frame = ngx_http_v2_create_push_frame(r, start, pos);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1029 if (frame == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1030 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1031 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1032
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1033 ngx_http_v2_queue_blocked_frame(h2c, frame);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1034
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1035 stream->queued++;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1036
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1037 return ngx_http_v2_push_stream(h2c, stream->node->id, pos - start,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1038 path, &host->value);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1039 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1040
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1041
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1042 static u_char *
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1043 ngx_http_v2_string_encode(u_char dst, u_char src, size_t len, u_char *tmp,
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1044 ngx_uint_t lower)
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1045 {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1046 size_t hlen;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1047
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1048 hlen = ngx_http_v2_huff_encode(src, len, tmp, lower);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1049
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1050 if (hlen > 0) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1051 *dst = NGX_HTTP_V2_ENCODE_HUFF;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1052 dst = ngx_http_v2_write_int(dst, ngx_http_v2_prefix(7), hlen);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1053 return ngx_cpymem(dst, tmp, hlen);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1054 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1055
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1056 *dst = NGX_HTTP_V2_ENCODE_RAW;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1057 dst = ngx_http_v2_write_int(dst, ngx_http_v2_prefix(7), len);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1058
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1059 if (lower) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1060 ngx_strlow(dst, src, len);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1061 return dst + len;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1062 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1063
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1064 return ngx_cpymem(dst, src, len);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1065 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1066
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1067
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1068 static u_char *
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1069 ngx_http_v2_write_int(u_char *pos, ngx_uint_t prefix, ngx_uint_t value)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1070 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1071 if (value < prefix) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1072 *pos++ \|= value;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1073 return pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1074 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1075
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1076 *pos++ \|= prefix;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1077 value -= prefix;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1078
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1079 while (value >= 128) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1080 *pos++ = value % 128 + 128;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1081 value /= 128;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1082 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1083
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1084 *pos++ = (u_char) value;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1085
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1086 return pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1087 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1088
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1089
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1090 static ngx_http_v2_out_frame_t *
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1091 ngx_http_v2_create_headers_frame(ngx_http_request_t r, u_char pos,
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1092 u_char *end, ngx_uint_t fin)
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1093 {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1094 u_char type, flags;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1095 size_t rest, frame_size;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1096 ngx_buf_t *b;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1097 ngx_chain_t cl, *ll;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1098 ngx_http_v2_stream_t *stream;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1099 ngx_http_v2_out_frame_t *frame;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1100
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1101 stream = r->stream;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1102 rest = end - pos;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1103
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1104 frame = ngx_palloc(r->pool, sizeof(ngx_http_v2_out_frame_t));
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1105 if (frame == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1106 return NULL;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1107 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1108
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1109 frame->handler = ngx_http_v2_headers_frame_handler;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1110 frame->stream = stream;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1111 frame->length = rest;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1112 frame->blocked = 1;
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1113 frame->fin = fin;
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1114
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1115 ll = &frame->first;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1116
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1117 type = NGX_HTTP_V2_HEADERS_FRAME;
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1118 flags = fin ? NGX_HTTP_V2_END_STREAM_FLAG : NGX_HTTP_V2_NO_FLAG;
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1119 frame_size = stream->connection->frame_size;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1120
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1121 for ( ;; ) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1122 if (rest <= frame_size) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1123 frame_size = rest;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1124 flags \|= NGX_HTTP_V2_END_HEADERS_FLAG;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1125 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1126
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1127 b = ngx_create_temp_buf(r->pool, NGX_HTTP_V2_FRAME_HEADER_SIZE);
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1128 if (b == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1129 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1130 }
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1131
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1132 b->last = ngx_http_v2_write_len_and_type(b->last, frame_size, type);
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1133 *b->last++ = flags;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1134 b->last = ngx_http_v2_write_sid(b->last, stream->node->id);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1135
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1136 b->tag = (ngx_buf_tag_t) &ngx_http_v2_module;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1137
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1138 cl = ngx_alloc_chain_link(r->pool);
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1139 if (cl == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1140 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1141 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1142
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1143 cl->buf = b;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1144
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1145 *ll = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1146 ll = &cl->next;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1147
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1148 b = ngx_calloc_buf(r->pool);
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1149 if (b == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1150 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1151 }
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1152
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1153 b->pos = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1154
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1155 pos += frame_size;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1156
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1157 b->last = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1158 b->start = b->pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1159 b->end = b->last;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1160 b->temporary = 1;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1161
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1162 cl = ngx_alloc_chain_link(r->pool);
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1163 if (cl == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1164 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1165 }
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1166
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1167 cl->buf = b;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1168
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1169 *ll = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1170 ll = &cl->next;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1171
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1172 rest -= frame_size;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1173
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1174 if (rest) {
6952 afc60bd9008f HTTP/2: fix $bytes_sent variable. Piotr Sikora <piotrsikora@google.com> parents: 6885 diff changeset	1175 frame->length += NGX_HTTP_V2_FRAME_HEADER_SIZE;
afc60bd9008f HTTP/2: fix $bytes_sent variable. Piotr Sikora <piotrsikora@google.com> parents: 6885 diff changeset	1176
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1177 type = NGX_HTTP_V2_CONTINUATION_FRAME;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1178 flags = NGX_HTTP_V2_NO_FLAG;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1179 continue;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1180 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1181
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1182 b->last_buf = fin;
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1183 cl->next = NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1184 frame->last = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1185
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1186 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1187 "http2:%ui create HEADERS frame %p: len:%uz",
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1188 stream->node->id, frame, frame->length);
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1189
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1190 return frame;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1191 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1192 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1193
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1194
7191 61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1195 static ngx_http_v2_out_frame_t *
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1196 ngx_http_v2_create_push_frame(ngx_http_request_t r, u_char pos, u_char *end)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1197 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1198 u_char type, flags;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1199 size_t rest, frame_size, len;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1200 ngx_buf_t *b;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1201 ngx_chain_t cl, *ll;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1202 ngx_http_v2_stream_t *stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1203 ngx_http_v2_out_frame_t *frame;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1204 ngx_http_v2_connection_t *h2c;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1205
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1206 stream = r->stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1207 h2c = stream->connection;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1208 rest = NGX_HTTP_V2_STREAM_ID_SIZE + (end - pos);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1209
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1210 frame = ngx_palloc(r->pool, sizeof(ngx_http_v2_out_frame_t));
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1211 if (frame == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1212 return NULL;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1213 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1214
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1215 frame->handler = ngx_http_v2_push_frame_handler;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1216 frame->stream = stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1217 frame->length = rest;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1218 frame->blocked = 1;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1219 frame->fin = 0;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1220
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1221 ll = &frame->first;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1222
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1223 type = NGX_HTTP_V2_PUSH_PROMISE_FRAME;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1224 flags = NGX_HTTP_V2_NO_FLAG;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1225 frame_size = h2c->frame_size;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1226
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1227 for ( ;; ) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1228 if (rest <= frame_size) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1229 frame_size = rest;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1230 flags \|= NGX_HTTP_V2_END_HEADERS_FLAG;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1231 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1232
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1233 b = ngx_create_temp_buf(r->pool,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1234 NGX_HTTP_V2_FRAME_HEADER_SIZE
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1235 + ((type == NGX_HTTP_V2_PUSH_PROMISE_FRAME)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1236 ? NGX_HTTP_V2_STREAM_ID_SIZE : 0));
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1237 if (b == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1238 return NULL;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1239 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1240
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1241 b->last = ngx_http_v2_write_len_and_type(b->last, frame_size, type);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1242 *b->last++ = flags;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1243 b->last = ngx_http_v2_write_sid(b->last, stream->node->id);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1244
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1245 b->tag = (ngx_buf_tag_t) &ngx_http_v2_module;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1246
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1247 if (type == NGX_HTTP_V2_PUSH_PROMISE_FRAME) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1248 h2c->last_push += 2;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1249
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1250 b->last = ngx_http_v2_write_sid(b->last, h2c->last_push);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1251 len = frame_size - NGX_HTTP_V2_STREAM_ID_SIZE;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1252
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1253 } else {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1254 len = frame_size;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1255 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1256
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1257 cl = ngx_alloc_chain_link(r->pool);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1258 if (cl == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1259 return NULL;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1260 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1261
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1262 cl->buf = b;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1263
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1264 *ll = cl;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1265 ll = &cl->next;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1266
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1267 b = ngx_calloc_buf(r->pool);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1268 if (b == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1269 return NULL;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1270 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1271
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1272 b->pos = pos;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1273
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1274 pos += len;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1275
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1276 b->last = pos;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1277 b->start = b->pos;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1278 b->end = b->last;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1279 b->temporary = 1;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1280
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1281 cl = ngx_alloc_chain_link(r->pool);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1282 if (cl == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1283 return NULL;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1284 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1285
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1286 cl->buf = b;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1287
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1288 *ll = cl;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1289 ll = &cl->next;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1290
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1291 rest -= frame_size;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1292
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1293 if (rest) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1294 frame->length += NGX_HTTP_V2_FRAME_HEADER_SIZE;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1295
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1296 type = NGX_HTTP_V2_CONTINUATION_FRAME;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1297 continue;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1298 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1299
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1300 cl->next = NULL;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1301 frame->last = cl;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1302
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1303 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1304 "http2:%ui create PUSH_PROMISE frame %p: "
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1305 "sid:%ui len:%uz",
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1306 stream->node->id, frame, h2c->last_push,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1307 frame->length);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1308
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1309 return frame;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1310 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1311 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1312
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1313
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1314 static ngx_http_v2_out_frame_t *
7191 61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1315 ngx_http_v2_create_trailers_frame(ngx_http_request_t *r)
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1316 {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1317 u_char pos, start, *tmp;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1318 size_t len, tmp_len;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1319 ngx_uint_t i;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1320 ngx_list_part_t *part;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1321 ngx_table_elt_t *header;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1322 ngx_connection_t *fc;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1323
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1324 fc = r->connection;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1325 len = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1326 tmp_len = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1327
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1328 part = &r->headers_out.trailers.part;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1329 header = part->elts;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1330
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1331 for (i = 0; /* void */; i++) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1332
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1333 if (i >= part->nelts) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1334 if (part->next == NULL) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1335 break;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1336 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1337
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1338 part = part->next;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1339 header = part->elts;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1340 i = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1341 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1342
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1343 if (header[i].hash == 0) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1344 continue;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1345 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1346
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1347 if (header[i].key.len > NGX_HTTP_V2_MAX_FIELD) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1348 ngx_log_error(NGX_LOG_CRIT, fc->log, 0,
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1349 "too long response trailer name: \"%V\"",
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1350 &header[i].key);
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1351 return NULL;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1352 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1353
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1354 if (header[i].value.len > NGX_HTTP_V2_MAX_FIELD) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1355 ngx_log_error(NGX_LOG_CRIT, fc->log, 0,
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1356 "too long response trailer value: \"%V: %V\"",
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1357 &header[i].key, &header[i].value);
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1358 return NULL;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1359 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1360
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1361 len += 1 + NGX_HTTP_V2_INT_OCTETS + header[i].key.len
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1362 + NGX_HTTP_V2_INT_OCTETS + header[i].value.len;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1363
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1364 if (header[i].key.len > tmp_len) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1365 tmp_len = header[i].key.len;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1366 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1367
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1368 if (header[i].value.len > tmp_len) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1369 tmp_len = header[i].value.len;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1370 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1371 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1372
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1373 if (len == 0) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1374 return NGX_HTTP_V2_NO_TRAILERS;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1375 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1376
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1377 tmp = ngx_palloc(r->pool, tmp_len);
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1378 pos = ngx_pnalloc(r->pool, len);
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1379
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1380 if (pos == NULL \|\| tmp == NULL) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1381 return NULL;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1382 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1383
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1384 start = pos;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1385
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1386 part = &r->headers_out.trailers.part;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1387 header = part->elts;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1388
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1389 for (i = 0; /* void */; i++) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1390
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1391 if (i >= part->nelts) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1392 if (part->next == NULL) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1393 break;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1394 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1395
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1396 part = part->next;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1397 header = part->elts;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1398 i = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1399 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1400
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1401 if (header[i].hash == 0) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1402 continue;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1403 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1404
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1405 #if (NGX_DEBUG)
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1406 if (fc->log->log_level & NGX_LOG_DEBUG_HTTP) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1407 ngx_strlow(tmp, header[i].key.data, header[i].key.len);
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1408
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1409 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, fc->log, 0,
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1410 "http2 output trailer: \"%*s: %V\"",
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1411 header[i].key.len, tmp, &header[i].value);
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1412 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1413 #endif
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1414
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1415 *pos++ = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1416
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1417 pos = ngx_http_v2_write_name(pos, header[i].key.data,
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1418 header[i].key.len, tmp);
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1419
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1420 pos = ngx_http_v2_write_value(pos, header[i].value.data,
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1421 header[i].value.len, tmp);
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1422 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1423
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1424 return ngx_http_v2_create_headers_frame(r, start, pos, 1);
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1425 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1426
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1427
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1428 static ngx_chain_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1429 ngx_http_v2_send_chain(ngx_connection_t fc, ngx_chain_t in, off_t limit)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1430 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1431 off_t size, offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1432 size_t rest, frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1433 ngx_chain_t cl, out, **ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1434 ngx_http_request_t *r;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1435 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1436 ngx_http_v2_loc_conf_t *h2lcf;
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1437 ngx_http_v2_out_frame_t frame, trailers;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1438 ngx_http_v2_connection_t *h2c;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1439
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1440 r = fc->data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1441 stream = r->stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1442
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1443 #if (NGX_SUPPRESS_WARN)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1444 size = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1445 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1446
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1447 while (in) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1448 size = ngx_buf_size(in->buf);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1449
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1450 if (size \|\| in->buf->last_buf) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1451 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1452 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1453
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1454 in = in->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1455 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1456
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1457 if (in == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1458
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1459 if (stream->queued) {
6412 4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1460 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1461 fc->write->ready = 0;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1462
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1463 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1464 fc->buffered &= ~NGX_HTTP_V2_BUFFERED;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1465 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1466
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1467 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1468 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1469
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1470 h2c = stream->connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1471
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1472 if (size && ngx_http_v2_flow_control(h2c, stream) == NGX_DECLINED) {
6412 4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1473 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1474 fc->write->ready = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1475 return in;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1476 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1477
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1478 if (in->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_filter_get_shadow) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1479 cl = ngx_alloc_chain_link(r->pool);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1480 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1481 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1482 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1483
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1484 cl->buf = in->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1485 in->buf = cl->buf->shadow;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1486
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1487 offset = ngx_buf_in_memory(in->buf)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1488 ? (cl->buf->pos - in->buf->pos)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1489 : (cl->buf->file_pos - in->buf->file_pos);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1490
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1491 cl->next = stream->free_bufs;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1492 stream->free_bufs = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1493
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1494 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1495 offset = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1496 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1497
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1498 if (limit == 0 \|\| limit > (off_t) h2c->send_window) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1499 limit = h2c->send_window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1500 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1501
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1502 if (limit > stream->send_window) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1503 limit = (stream->send_window > 0) ? stream->send_window : 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1504 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1505
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1506 h2lcf = ngx_http_get_module_loc_conf(r, ngx_http_v2_module);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1507
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1508 frame_size = (h2lcf->chunk_size < h2c->frame_size)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1509 ? h2lcf->chunk_size : h2c->frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1510
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1511 trailers = NGX_HTTP_V2_NO_TRAILERS;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1512
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1513 #if (NGX_SUPPRESS_WARN)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1514 cl = NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1515 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1516
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1517 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1518 if ((off_t) frame_size > limit) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1519 frame_size = (size_t) limit;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1520 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1521
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1522 ln = &out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1523 rest = frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1524
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1525 while ((off_t) rest >= size) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1526
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1527 if (offset) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1528 cl = ngx_http_v2_filter_get_shadow(stream, in->buf,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1529 offset, size);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1530 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1531 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1532 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1533
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1534 offset = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1535
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1536 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1537 cl = ngx_alloc_chain_link(r->pool);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1538 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1539 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1540 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1541
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1542 cl->buf = in->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1543 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1544
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1545 *ln = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1546 ln = &cl->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1547
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1548 rest -= (size_t) size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1549 in = in->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1550
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1551 if (in == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1552 frame_size -= rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1553 rest = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1554 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1555 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1556
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1557 size = ngx_buf_size(in->buf);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1558 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1559
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1560 if (rest) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1561 cl = ngx_http_v2_filter_get_shadow(stream, in->buf, offset, rest);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1562 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1563 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1564 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1565
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1566 cl->buf->flush = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1567 cl->buf->last_buf = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1568
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1569 *ln = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1570
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1571 offset += rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1572 size -= rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1573 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1574
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1575 if (cl->buf->last_buf) {
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1576 trailers = ngx_http_v2_create_trailers_frame(r);
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1577 if (trailers == NULL) {
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1578 return NGX_CHAIN_ERROR;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1579 }
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1580
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1581 if (trailers != NGX_HTTP_V2_NO_TRAILERS) {
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1582 cl->buf->last_buf = 0;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1583 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1584 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1585
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1586 if (frame_size \|\| cl->buf->last_buf) {
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1587 frame = ngx_http_v2_filter_get_data_frame(stream, frame_size,
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1588 out, cl);
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1589 if (frame == NULL) {
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1590 return NGX_CHAIN_ERROR;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1591 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1592
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1593 ngx_http_v2_queue_frame(h2c, frame);
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1594
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1595 h2c->send_window -= frame_size;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1596
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1597 stream->send_window -= frame_size;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1598 stream->queued++;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1599 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1600
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1601 if (in == NULL) {
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1602
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1603 if (trailers != NGX_HTTP_V2_NO_TRAILERS) {
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1604 ngx_http_v2_queue_frame(h2c, trailers);
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1605 stream->queued++;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1606 }
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1607
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1608 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1609 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1610
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1611 limit -= frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1612
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1613 if (limit == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1614 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1615 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1616 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1617
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1618 if (offset) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1619 cl = ngx_http_v2_filter_get_shadow(stream, in->buf, offset, size);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1620 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1621 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1622 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1623
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1624 in->buf = cl->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1625 ngx_free_chain(r->pool, cl);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1626 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1627
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1628 if (ngx_http_v2_filter_send(fc, stream) == NGX_ERROR) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1629 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1630 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1631
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1632 if (in && ngx_http_v2_flow_control(h2c, stream) == NGX_DECLINED) {
6412 4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1633 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1634 fc->write->ready = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1635 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1636
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1637 return in;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1638 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1639
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1640
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1641 static ngx_chain_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1642 ngx_http_v2_filter_get_shadow(ngx_http_v2_stream_t stream, ngx_buf_t buf,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1643 off_t offset, off_t size)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1644 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1645 ngx_buf_t *chunk;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1646 ngx_chain_t *cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1647
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1648 cl = ngx_chain_get_free_buf(stream->request->pool, &stream->free_bufs);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1649 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1650 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1651 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1652
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1653 chunk = cl->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1654
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1655 ngx_memcpy(chunk, buf, sizeof(ngx_buf_t));
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1656
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1657 chunk->tag = (ngx_buf_tag_t) &ngx_http_v2_filter_get_shadow;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1658 chunk->shadow = buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1659
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1660 if (ngx_buf_in_memory(chunk)) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1661 chunk->pos += offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1662 chunk->last = chunk->pos + size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1663 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1664
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1665 if (chunk->in_file) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1666 chunk->file_pos += offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1667 chunk->file_last = chunk->file_pos + size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1668 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1669
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1670 return cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1671 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1672
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1673
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1674 static ngx_http_v2_out_frame_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1675 ngx_http_v2_filter_get_data_frame(ngx_http_v2_stream_t *stream,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1676 size_t len, ngx_chain_t first, ngx_chain_t last)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1677 {
6600 6f69e3c0f780 HTTP/2: style. Piotr Sikora <piotrsikora@google.com> parents: 6593 diff changeset	1678 u_char flags;
6f69e3c0f780 HTTP/2: style. Piotr Sikora <piotrsikora@google.com> parents: 6593 diff changeset	1679 ngx_buf_t *buf;
6f69e3c0f780 HTTP/2: style. Piotr Sikora <piotrsikora@google.com> parents: 6593 diff changeset	1680 ngx_chain_t *cl;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1681 ngx_http_v2_out_frame_t *frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1682
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1683 frame = stream->free_frames;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1684
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1685 if (frame) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1686 stream->free_frames = frame->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1687
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1688 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1689 frame = ngx_palloc(stream->request->pool,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1690 sizeof(ngx_http_v2_out_frame_t));
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1691 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1692 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1693 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1694 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1695
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1696 flags = last->buf->last_buf ? NGX_HTTP_V2_END_STREAM_FLAG : 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1697
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1698 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, stream->request->connection->log, 0,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1699 "http2:%ui create DATA frame %p: len:%uz flags:%ui",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1700 stream->node->id, frame, len, (ngx_uint_t) flags);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1701
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1702 cl = ngx_chain_get_free_buf(stream->request->pool,
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1703 &stream->free_frame_headers);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1704 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1705 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1706 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1707
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1708 buf = cl->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1709
6600 6f69e3c0f780 HTTP/2: style. Piotr Sikora <piotrsikora@google.com> parents: 6593 diff changeset	1710 if (buf->start == NULL) {
6251 cbb8c32f78b5 Style. Maxim Dounin <mdounin@mdounin.ru> parents: 6246 diff changeset	1711 buf->start = ngx_palloc(stream->request->pool,
cbb8c32f78b5 Style. Maxim Dounin <mdounin@mdounin.ru> parents: 6246 diff changeset	1712 NGX_HTTP_V2_FRAME_HEADER_SIZE);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1713 if (buf->start == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1714 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1715 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1716
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1717 buf->end = buf->start + NGX_HTTP_V2_FRAME_HEADER_SIZE;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1718 buf->last = buf->end;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1719
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1720 buf->tag = (ngx_buf_tag_t) &ngx_http_v2_module;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1721 buf->memory = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1722 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1723
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1724 buf->pos = buf->start;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1725 buf->last = buf->pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1726
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1727 buf->last = ngx_http_v2_write_len_and_type(buf->last, len,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1728 NGX_HTTP_V2_DATA_FRAME);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1729 *buf->last++ = flags;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1730
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1731 buf->last = ngx_http_v2_write_sid(buf->last, stream->node->id);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1732
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1733 cl->next = first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1734 first = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1735
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1736 last->buf->flush = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1737
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1738 frame->first = first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1739 frame->last = last;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1740 frame->handler = ngx_http_v2_data_frame_handler;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1741 frame->stream = stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1742 frame->length = len;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1743 frame->blocked = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1744 frame->fin = last->buf->last_buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1745
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1746 return frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1747 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1748
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1749
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1750 static ngx_inline ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1751 ngx_http_v2_flow_control(ngx_http_v2_connection_t *h2c,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1752 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1753 {
6792 45d553812055 HTTP/2: flow control debugging. Sergey Kandaurov <pluknet@nginx.com> parents: 6638 diff changeset	1754 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0,
7108 2bf605c6edf7 HTTP/2: shortened some debug log messages. Maxim Dounin <mdounin@mdounin.ru> parents: 7100 diff changeset	1755 "http2:%ui windows: conn:%uz stream:%z",
6792 45d553812055 HTTP/2: flow control debugging. Sergey Kandaurov <pluknet@nginx.com> parents: 6638 diff changeset	1756 stream->node->id, h2c->send_window, stream->send_window);
45d553812055 HTTP/2: flow control debugging. Sergey Kandaurov <pluknet@nginx.com> parents: 6638 diff changeset	1757
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1758 if (stream->send_window <= 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1759 stream->exhausted = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1760 return NGX_DECLINED;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1761 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1762
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1763 if (h2c->send_window == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1764 ngx_http_v2_waiting_queue(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1765 return NGX_DECLINED;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1766 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1767
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1768 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1769 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1770
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1771
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1772 static void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1773 ngx_http_v2_waiting_queue(ngx_http_v2_connection_t *h2c,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1774 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1775 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1776 ngx_queue_t *q;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1777 ngx_http_v2_stream_t *s;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1778
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1779 if (stream->waiting) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1780 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1781 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1782
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1783 stream->waiting = 1;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1784
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1785 for (q = ngx_queue_last(&h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1786 q != ngx_queue_sentinel(&h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1787 q = ngx_queue_prev(q))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1788 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1789 s = ngx_queue_data(q, ngx_http_v2_stream_t, queue);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1790
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1791 if (s->node->rank < stream->node->rank
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1792 \|\| (s->node->rank == stream->node->rank
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1793 && s->node->rel_weight >= stream->node->rel_weight))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1794 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1795 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1796 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1797 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1798
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1799 ngx_queue_insert_after(q, &stream->queue);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1800 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1801
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1802
7191 61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1803 static ngx_inline ngx_int_t
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1804 ngx_http_v2_filter_send(ngx_connection_t fc, ngx_http_v2_stream_t stream)
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1805 {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1806 stream->blocked = 1;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1807
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1808 if (ngx_http_v2_send_output_queue(stream->connection) == NGX_ERROR) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1809 fc->error = 1;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1810 return NGX_ERROR;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1811 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1812
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1813 stream->blocked = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1814
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1815 if (stream->queued) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1816 fc->buffered \|= NGX_HTTP_V2_BUFFERED;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1817 fc->write->active = 1;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1818 fc->write->ready = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1819 return NGX_AGAIN;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1820 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1821
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1822 fc->buffered &= ~NGX_HTTP_V2_BUFFERED;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1823
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1824 return NGX_OK;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1825 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1826
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1827
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1828 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1829 ngx_http_v2_headers_frame_handler(ngx_http_v2_connection_t *h2c,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1830 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1831 {
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1832 ngx_chain_t cl, ln;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1833 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1834
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1835 stream = frame->stream;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1836 cl = frame->first;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1837
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1838 for ( ;; ) {
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1839 if (cl->buf->pos != cl->buf->last) {
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1840 frame->first = cl;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1841
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1842 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0,
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1843 "http2:%ui HEADERS frame %p was sent partially",
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1844 stream->node->id, frame);
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1845
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1846 return NGX_AGAIN;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1847 }
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1848
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1849 ln = cl->next;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1850
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1851 if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_module) {
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1852 cl->next = stream->free_frame_headers;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1853 stream->free_frame_headers = cl;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1854
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1855 } else {
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1856 cl->next = stream->free_bufs;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1857 stream->free_bufs = cl;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1858 }
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1859
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1860 if (cl == frame->last) {
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1861 break;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1862 }
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1863
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1864 cl = ln;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1865 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1866
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1867 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1868 "http2:%ui HEADERS frame %p was sent",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1869 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1870
6953 663e6a48bfcb HTTP/2: fix $body_bytes_sent variable. Piotr Sikora <piotrsikora@google.com> parents: 6952 diff changeset	1871 stream->request->header_size += NGX_HTTP_V2_FRAME_HEADER_SIZE
663e6a48bfcb HTTP/2: fix $body_bytes_sent variable. Piotr Sikora <piotrsikora@google.com> parents: 6952 diff changeset	1872 + frame->length;
663e6a48bfcb HTTP/2: fix $body_bytes_sent variable. Piotr Sikora <piotrsikora@google.com> parents: 6952 diff changeset	1873
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1874 ngx_http_v2_handle_frame(stream, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1875
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1876 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1877
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1878 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1879 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1880
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1881
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1882 static ngx_int_t
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1883 ngx_http_v2_push_frame_handler(ngx_http_v2_connection_t *h2c,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1884 ngx_http_v2_out_frame_t *frame)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1885 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1886 ngx_chain_t cl, ln;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1887 ngx_http_v2_stream_t *stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1888
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1889 stream = frame->stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1890 cl = frame->first;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1891
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1892 for ( ;; ) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1893 if (cl->buf->pos != cl->buf->last) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1894 frame->first = cl;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1895
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1896 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1897 "http2:%ui PUSH_PROMISE frame %p was sent partially",
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1898 stream->node->id, frame);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1899
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1900 return NGX_AGAIN;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1901 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1902
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1903 ln = cl->next;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1904
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1905 if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_module) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1906 cl->next = stream->free_frame_headers;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1907 stream->free_frame_headers = cl;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1908
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1909 } else {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1910 cl->next = stream->free_bufs;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1911 stream->free_bufs = cl;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1912 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1913
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1914 if (cl == frame->last) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1915 break;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1916 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1917
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1918 cl = ln;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1919 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1920
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1921 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1922 "http2:%ui PUSH_PROMISE frame %p was sent",
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1923 stream->node->id, frame);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1924
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1925 stream->request->header_size += NGX_HTTP_V2_FRAME_HEADER_SIZE
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1926 + frame->length;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1927
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1928 ngx_http_v2_handle_frame(stream, frame);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1929
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1930 ngx_http_v2_handle_stream(h2c, stream);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1931
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1932 return NGX_OK;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1933 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1934
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1935
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1936 static ngx_int_t
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1937 ngx_http_v2_data_frame_handler(ngx_http_v2_connection_t *h2c,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1938 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1939 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1940 ngx_buf_t *buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1941 ngx_chain_t cl, ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1942 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1943
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1944 stream = frame->stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1945 cl = frame->first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1946
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1947 if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_module) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1948
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1949 if (cl->buf->pos != cl->buf->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1950 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1951 "http2:%ui DATA frame %p was sent partially",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1952 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1953
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1954 return NGX_AGAIN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1955 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1956
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1957 ln = cl->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1958
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1959 cl->next = stream->free_frame_headers;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1960 stream->free_frame_headers = cl;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1961
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1962 if (cl == frame->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1963 goto done;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1964 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1965
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1966 cl = ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1967 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1968
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1969 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1970 if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_filter_get_shadow) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1971 buf = cl->buf->shadow;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1972
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1973 if (ngx_buf_in_memory(buf)) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1974 buf->pos = cl->buf->pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1975 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1976
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1977 if (buf->in_file) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1978 buf->file_pos = cl->buf->file_pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1979 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1980 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1981
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1982 if (ngx_buf_size(cl->buf) != 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1983
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1984 if (cl != frame->first) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1985 frame->first = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1986 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1987 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1988
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1989 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1990 "http2:%ui DATA frame %p was sent partially",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1991 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1992
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1993 return NGX_AGAIN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1994 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1995
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1996 ln = cl->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1997
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1998 if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_filter_get_shadow) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1999 cl->next = stream->free_bufs;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2000 stream->free_bufs = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2001
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2002 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2003 ngx_free_chain(stream->request->pool, cl);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2004 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2005
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2006 if (cl == frame->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2007 goto done;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2008 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2009
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2010 cl = ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2011 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2012
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2013 done:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2014
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2015 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2016 "http2:%ui DATA frame %p was sent",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2017 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2018
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2019 stream->request->header_size += NGX_HTTP_V2_FRAME_HEADER_SIZE;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2020
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2021 ngx_http_v2_handle_frame(stream, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2022
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2023 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2024
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2025 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2026 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2027
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2028
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2029 static ngx_inline void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2030 ngx_http_v2_handle_frame(ngx_http_v2_stream_t *stream,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2031 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2032 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2033 ngx_http_request_t *r;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2034
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2035 r = stream->request;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2036
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2037 r->connection->sent += NGX_HTTP_V2_FRAME_HEADER_SIZE + frame->length;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2038
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2039 if (frame->fin) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2040 stream->out_closed = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2041 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2042
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2043 frame->next = stream->free_frames;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2044 stream->free_frames = frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2045
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2046 stream->queued--;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2047 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2048
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2049
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2050 static ngx_inline void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2051 ngx_http_v2_handle_stream(ngx_http_v2_connection_t *h2c,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2052 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2053 {
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2054 ngx_event_t *wev;
6638 a2b310a8b2af HTTP/2: always handle streams in error state. Valentin Bartenev <vbart@nginx.com> parents: 6637 diff changeset	2055 ngx_connection_t *fc;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2056
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2057 if (stream->waiting \|\| stream->blocked) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2058 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2059 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2060
6638 a2b310a8b2af HTTP/2: always handle streams in error state. Valentin Bartenev <vbart@nginx.com> parents: 6637 diff changeset	2061 fc = stream->request->connection;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2062
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2063 if (!fc->error && stream->exhausted) {
6638 a2b310a8b2af HTTP/2: always handle streams in error state. Valentin Bartenev <vbart@nginx.com> parents: 6637 diff changeset	2064 return;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2065 }
6638 a2b310a8b2af HTTP/2: always handle streams in error state. Valentin Bartenev <vbart@nginx.com> parents: 6637 diff changeset	2066
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2067 wev = fc->write;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2068
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2069 wev->active = 0;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2070 wev->ready = 1;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2071
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2072 if (!fc->error && wev->delayed) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2073 return;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2074 }
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2075
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2076 ngx_post_event(wev, &ngx_posted_events);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2077 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2078
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2079
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2080 static void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2081 ngx_http_v2_filter_cleanup(void *data)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2082 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2083 ngx_http_v2_stream_t *stream = data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2084
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2085 size_t window;
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2086 ngx_event_t *wev;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2087 ngx_queue_t *q;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2088 ngx_http_v2_out_frame_t frame, *fn;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2089 ngx_http_v2_connection_t *h2c;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2090
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2091 if (stream->waiting) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2092 stream->waiting = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2093 ngx_queue_remove(&stream->queue);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2094 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2095
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2096 if (stream->queued == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2097 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2098 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2099
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2100 window = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2101 h2c = stream->connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2102 fn = &h2c->last_out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2103
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2104 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2105 frame = *fn;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2106
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2107 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2108 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2109 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2110
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2111 if (frame->stream == stream && !frame->blocked) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2112 *fn = frame->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2113
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2114 window += frame->length;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2115
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2116 if (--stream->queued == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2117 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2118 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2119
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2120 continue;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2121 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2122
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2123 fn = &frame->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2124 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2125
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2126 if (h2c->send_window == 0 && window) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2127
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2128 while (!ngx_queue_empty(&h2c->waiting)) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2129 q = ngx_queue_head(&h2c->waiting);
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2130
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2131 ngx_queue_remove(q);
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2132
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2133 stream = ngx_queue_data(q, ngx_http_v2_stream_t, queue);
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2134
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2135 stream->waiting = 0;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2136
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2137 wev = stream->request->connection->write;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2138
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2139 wev->active = 0;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2140 wev->ready = 1;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2141
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2142 if (!wev->delayed) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2143 ngx_post_event(wev, &ngx_posted_events);
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2144 }
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2145 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2146 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2147
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2148 h2c->send_window += window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2149 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2150
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2151
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2152 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2153 ngx_http_v2_filter_init(ngx_conf_t *cf)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2154 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2155 ngx_http_next_header_filter = ngx_http_top_header_filter;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2156 ngx_http_top_header_filter = ngx_http_v2_header_filter;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2157
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2158 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2159 }

Mercurial > hg > nginx

annotate src/http/v2/ngx_http_v2_filter_module.c @ 7201:641306096f5b