nginx: src/http/v2/ngx_http_v2_filter

annotate src/http/v2/ngx_http_v2_filter_module.c @ 7202:a49af443656f

HTTP/2: fixed build with -Werror=unused-but-set-variable.

author	Ruslan Ermilov <ru@nginx.com>
date	Thu, 08 Feb 2018 12:11:30 +0300
parents	641306096f5b
children	8b0553239592

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_http_v2_loc_conf_t *h2lcf;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	692 ngx_http_complex_value_t *pushes;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	693
7202 a49af443656f HTTP/2: fixed build with -Werror=unused-but-set-variable. Ruslan Ermilov <ru@nginx.com> parents: 7201 diff changeset	694 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
a49af443656f HTTP/2: fixed build with -Werror=unused-but-set-variable. Ruslan Ermilov <ru@nginx.com> parents: 7201 diff changeset	695 "http2 push resources");
7201 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 ngx_str_null(&authority);
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 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	700
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	701 if (h2lcf->pushes) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	702 pushes = h2lcf->pushes->elts;
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 for (i = 0; i < h2lcf->pushes->nelts; i++) {
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 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	707 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	708 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	709
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	710 if (path.len == 0) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	711 continue;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	714 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	715 continue;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	718 rc = ngx_http_v2_push_resource(r, &path, &authority);
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 if (rc == NGX_ERROR) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	721 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	722 }
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 if (rc == NGX_ABORT) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	725 return NGX_OK;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	728 /* NGX_OK, NGX_DECLINED */
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	732 if (!h2lcf->push_preload) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	733 return NGX_OK;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	736 h = r->headers_out.link.elts;
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 for (i = 0; i < r->headers_out.link.nelts; i++) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	739
7202 a49af443656f HTTP/2: fixed build with -Werror=unused-but-set-variable. Ruslan Ermilov <ru@nginx.com> parents: 7201 diff changeset	740 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	741 "http2 parse link: \"%V\"", &h[i]->value);
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 start = h[i]->value.data;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	744 end = h[i]->value.data + h[i]->value.len;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	745
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	746 next_link:
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	747
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	748 while (start < end && *start == ' ') { start++; }
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 if (start == end \|\| *start++ != '<') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	751 continue;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	754 while (start < end && *start == ' ') { start++; }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	755
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	756 for (last = start; last < end && *last != '>'; last++) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	757 /* void */
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	758 }
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 if (last == start \|\| last == end) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	761 continue;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	764 path.len = last - start;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	765 path.data = start;
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 start = last + 1;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	768
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	769 while (start < end && *start == ' ') { start++; }
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 if (start == end) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	772 continue;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	775 if (*start == ',') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	776 start++;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	777 goto next_link;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	778 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	779
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	780 if (*start++ != ';') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	781 continue;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	782 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	783
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	784 last = ngx_strlchr(start, end, ',');
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 if (last == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	787 last = end;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	788 }
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 push = 0;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	791
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	792 for ( ;; ) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	793
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	794 while (start < last && *start == ' ') { start++; }
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 if (last - start >= 6
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	797 && ngx_strncasecmp(start, (u_char *) "nopush", 6) == 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 start += 6;
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 if (start == last \|\| start == ' ' \|\| start == ';') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	802 push = 0;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	803 break;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	804 }
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 goto next_param;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	809 if (last - start >= 11
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	810 && ngx_strncasecmp(start, (u_char *) "rel=preload", 11) == 0)
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 start += 11;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	813
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	814 if (start == last \|\| start == ' ' \|\| start == ';') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	815 push = 1;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	816 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	817
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	818 goto next_param;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	819 }
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 (last - start >= 4
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	822 && ngx_strncasecmp(start, (u_char *) "rel=", 4) == 0)
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 start += 4;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	825
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	826 while (start < last && *start == ' ') { start++; }
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 (start == last \|\| *start++ != '"') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	829 goto next_param;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	832 for ( ;; ) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	833
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	834 while (start < last && *start == ' ') { start++; }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	835
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	836 if (last - start >= 7
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	837 && ngx_strncasecmp(start, (u_char *) "preload", 7) == 0)
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 start += 7;
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 if (start < last && (start == ' ' \|\| start == '"')) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	842 push = 1;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	843 break;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	844 }
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	847 while (start < last && start != ' ' && start != '"') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	848 start++;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	849 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	850
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	851 if (start == last) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	852 break;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	855 if (*start == '"') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	856 break;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	859 start++;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	863 next_param:
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 start = ngx_strlchr(start, last, ';');
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	866
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	867 if (start == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	868 break;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	871 start++;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	872 }
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 (push) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	875 while (path.len && path.data[path.len - 1] == ' ') {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	876 path.len--;
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 }
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 if (push && path.len
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	881 && !(path.len > 1 && path.data[0] == '/' && path.data[1] == '/'))
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	882 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	883 rc = ngx_http_v2_push_resource(r, &path, &authority);
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 if (rc == NGX_ERROR) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	886 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	887 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	888
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	889 if (rc == NGX_ABORT) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	890 return NGX_OK;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	893 /* NGX_OK, NGX_DECLINED */
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 (last < end) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	897 start = last + 1;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	898 goto next_link;
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 }
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 return NGX_OK;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	903 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	904
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	905
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	906 static ngx_int_t
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	907 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	908 ngx_str_t *authority)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	909 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	910 u_char start, pos, *tmp;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	911 size_t len;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	912 ngx_table_elt_t *host;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	913 ngx_connection_t *fc;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	914 ngx_http_v2_stream_t *stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	915 ngx_http_v2_out_frame_t *frame;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	916 ngx_http_v2_connection_t *h2c;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	917
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	918 fc = r->connection;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	919
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	920 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	921
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	922 stream = r->stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	923 h2c = stream->connection;
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 if (!ngx_path_separator(path->data[0])) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	926 ngx_log_error(NGX_LOG_WARN, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	927 "non-absolute path \"%V\" not pushed", path);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	928 return NGX_DECLINED;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	929 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	930
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	931 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	932 "http2 pushing:%ui limit:%ui",
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	933 h2c->pushing, h2c->concurrent_pushes);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	934
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	935 if (h2c->pushing >= h2c->concurrent_pushes) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	936 return NGX_ABORT;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	939 if (h2c->last_push == 0x7ffffffe) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	940 return NGX_ABORT;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	943 if (path->len > NGX_HTTP_V2_MAX_FIELD) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	944 return NGX_DECLINED;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	947 host = r->headers_in.host;
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 if (authority->len == 0 && host) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	950
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	951 len = 1 + NGX_HTTP_V2_INT_OCTETS + host->value.len;
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 tmp = ngx_palloc(r->pool, len);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	954 pos = ngx_pnalloc(r->pool, len);
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 (pos == NULL \|\| tmp == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	957 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	958 }
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 authority->data = pos;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	961
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	962 *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	963 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	964 tmp);
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 authority->len = pos - authority->data;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	967 }
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 len = (h2c->table_update ? 1 : 0)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	970 + 1
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	971 + 1 + NGX_HTTP_V2_INT_OCTETS + path->len
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	972 + authority->len
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	973 + 1;
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 tmp = ngx_palloc(r->pool, len);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	976 pos = ngx_pnalloc(r->pool, len);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	977
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	978 if (pos == NULL \|\| tmp == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	979 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	980 }
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 start = pos;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	983
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	984 if (h2c->table_update) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	985 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	986 "http2 table size update: 0");
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	987 *pos++ = (1 << 5) \| 0;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	988 h2c->table_update = 0;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	989 }
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 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	992 "http2 push header: \":method: GET\"");
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	993
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	994 *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	995
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	996 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	997 "http2 push header: \":path: %V\"", path);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	998
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	999 *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	1000 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	1001
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1002 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1003 "http2 push header: \":authority: %V\"", &host->value);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1004
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1005 pos = ngx_cpymem(pos, authority->data, authority->len);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1006
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1007 #if (NGX_HTTP_SSL)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1008 if (fc->ssl) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1009 ngx_log_debug0(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: \":scheme: https\"");
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1011 *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	1012
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1013 } else
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1014 #endif
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1015 {
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: http\"");
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1018 *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	1019 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1020
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1021 frame = ngx_http_v2_create_push_frame(r, start, pos);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1022 if (frame == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1023 return NGX_ERROR;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1024 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1025
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1026 ngx_http_v2_queue_blocked_frame(h2c, frame);
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 stream->queued++;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1029
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1030 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	1031 path, &host->value);
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1034
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1035 static u_char *
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1036 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	1037 ngx_uint_t lower)
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1038 {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1039 size_t hlen;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1040
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1041 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	1042
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1043 if (hlen > 0) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1044 *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	1045 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	1046 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	1047 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1048
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1049 *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	1050 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	1051
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1052 if (lower) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1053 ngx_strlow(dst, src, len);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1054 return dst + len;
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
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1057 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	1058 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1059
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1060
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	1061 static u_char *
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1062 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	1063 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1064 if (value < prefix) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1065 *pos++ \|= value;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1066 return pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1067 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1068
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1069 *pos++ \|= prefix;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1070 value -= prefix;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1071
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1072 while (value >= 128) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1073 *pos++ = value % 128 + 128;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1074 value /= 128;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1077 *pos++ = (u_char) value;
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 return pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1080 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1081
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1082
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1083 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	1084 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	1085 u_char *end, ngx_uint_t fin)
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1086 {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1087 u_char type, flags;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1088 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	1089 ngx_buf_t *b;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1090 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	1091 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	1092 ngx_http_v2_out_frame_t *frame;
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 stream = r->stream;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1095 rest = end - pos;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1096
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1097 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	1098 if (frame == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1099 return NULL;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1100 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1101
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1102 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	1103 frame->stream = stream;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1104 frame->length = rest;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1105 frame->blocked = 1;
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1106 frame->fin = fin;
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1107
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1108 ll = &frame->first;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1109
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1110 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	1111 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	1112 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	1113
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1114 for ( ;; ) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1115 if (rest <= frame_size) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1116 frame_size = rest;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1117 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	1118 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1119
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1120 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	1121 if (b == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1122 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1123 }
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1124
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1125 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	1126 *b->last++ = flags;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1127 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	1128
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1129 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	1130
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1131 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	1132 if (cl == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1133 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1134 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1135
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1136 cl->buf = b;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1137
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1138 *ll = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1139 ll = &cl->next;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1140
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1141 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	1142 if (b == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1143 return NULL;
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
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1146 b->pos = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1147
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1148 pos += frame_size;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1149
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1150 b->last = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1151 b->start = b->pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1152 b->end = b->last;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1153 b->temporary = 1;
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 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	1156 if (cl == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1157 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1158 }
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1159
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1160 cl->buf = b;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1161
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1162 *ll = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1163 ll = &cl->next;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1164
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1165 rest -= frame_size;
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 if (rest) {
6952 afc60bd9008f HTTP/2: fix $bytes_sent variable. Piotr Sikora <piotrsikora@google.com> parents: 6885 diff changeset	1168 frame->length += NGX_HTTP_V2_FRAME_HEADER_SIZE;
afc60bd9008f HTTP/2: fix $bytes_sent variable. Piotr Sikora <piotrsikora@google.com> parents: 6885 diff changeset	1169
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1170 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	1171 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	1172 continue;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1173 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1174
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1175 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	1176 cl->next = NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1177 frame->last = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1178
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1179 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	1180 "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	1181 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	1182
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1183 return frame;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	1184 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1185 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1186
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1187
7191 61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1188 static ngx_http_v2_out_frame_t *
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1189 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	1190 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1191 u_char type, flags;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1192 size_t rest, frame_size, len;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1193 ngx_buf_t *b;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1194 ngx_chain_t cl, *ll;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1195 ngx_http_v2_stream_t *stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1196 ngx_http_v2_out_frame_t *frame;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1197 ngx_http_v2_connection_t *h2c;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1198
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1199 stream = r->stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1200 h2c = stream->connection;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1201 rest = NGX_HTTP_V2_STREAM_ID_SIZE + (end - pos);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1202
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1203 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	1204 if (frame == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1205 return NULL;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1206 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1207
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1208 frame->handler = ngx_http_v2_push_frame_handler;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1209 frame->stream = stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1210 frame->length = rest;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1211 frame->blocked = 1;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1212 frame->fin = 0;
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 ll = &frame->first;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1215
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1216 type = NGX_HTTP_V2_PUSH_PROMISE_FRAME;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1217 flags = NGX_HTTP_V2_NO_FLAG;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1218 frame_size = h2c->frame_size;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1219
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1220 for ( ;; ) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1221 if (rest <= frame_size) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1222 frame_size = rest;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1223 flags \|= NGX_HTTP_V2_END_HEADERS_FLAG;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1224 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1225
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1226 b = ngx_create_temp_buf(r->pool,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1227 NGX_HTTP_V2_FRAME_HEADER_SIZE
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1228 + ((type == NGX_HTTP_V2_PUSH_PROMISE_FRAME)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1229 ? NGX_HTTP_V2_STREAM_ID_SIZE : 0));
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1230 if (b == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1231 return NULL;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1234 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	1235 *b->last++ = flags;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1236 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	1237
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1238 b->tag = (ngx_buf_tag_t) &ngx_http_v2_module;
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 if (type == NGX_HTTP_V2_PUSH_PROMISE_FRAME) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1241 h2c->last_push += 2;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1242
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1243 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	1244 len = frame_size - NGX_HTTP_V2_STREAM_ID_SIZE;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1245
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1246 } else {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1247 len = frame_size;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1248 }
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 cl = ngx_alloc_chain_link(r->pool);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1251 if (cl == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1252 return NULL;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1253 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1254
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1255 cl->buf = b;
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 *ll = cl;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1258 ll = &cl->next;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1259
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1260 b = ngx_calloc_buf(r->pool);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1261 if (b == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1262 return NULL;
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1265 b->pos = pos;
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 pos += len;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1268
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1269 b->last = pos;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1270 b->start = b->pos;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1271 b->end = b->last;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1272 b->temporary = 1;
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 cl = ngx_alloc_chain_link(r->pool);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1275 if (cl == NULL) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1276 return NULL;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1277 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1278
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1279 cl->buf = b;
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 *ll = cl;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1282 ll = &cl->next;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1283
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1284 rest -= frame_size;
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 if (rest) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1287 frame->length += NGX_HTTP_V2_FRAME_HEADER_SIZE;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1288
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1289 type = NGX_HTTP_V2_CONTINUATION_FRAME;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1290 continue;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1291 }
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 cl->next = NULL;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1294 frame->last = cl;
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 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	1297 "http2:%ui create PUSH_PROMISE frame %p: "
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1298 "sid:%ui len:%uz",
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1299 stream->node->id, frame, h2c->last_push,
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1300 frame->length);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1301
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1302 return frame;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1303 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1304 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1305
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1306
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1307 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	1308 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	1309 {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1310 u_char pos, start, *tmp;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1311 size_t len, tmp_len;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1312 ngx_uint_t i;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1313 ngx_list_part_t *part;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1314 ngx_table_elt_t *header;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1315 ngx_connection_t *fc;
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 fc = r->connection;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1318 len = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1319 tmp_len = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1320
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1321 part = &r->headers_out.trailers.part;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1322 header = part->elts;
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 for (i = 0; /* void */; i++) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1325
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1326 if (i >= part->nelts) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1327 if (part->next == NULL) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1328 break;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1329 }
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 part = part->next;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1332 header = part->elts;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1333 i = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1334 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1335
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1336 if (header[i].hash == 0) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1337 continue;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1338 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1339
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1340 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	1341 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	1342 "too long response trailer name: \"%V\"",
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1343 &header[i].key);
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1344 return NULL;
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].value.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 value: \"%V: %V\"",
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1350 &header[i].key, &header[i].value);
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 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	1355 + 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	1356
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1357 if (header[i].key.len > tmp_len) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1358 tmp_len = header[i].key.len;
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 if (header[i].value.len > tmp_len) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1362 tmp_len = 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 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1365
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1366 if (len == 0) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1367 return NGX_HTTP_V2_NO_TRAILERS;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1368 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1369
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1370 tmp = ngx_palloc(r->pool, tmp_len);
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1371 pos = ngx_pnalloc(r->pool, len);
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 (pos == NULL \|\| tmp == NULL) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1374 return NULL;
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 start = pos;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1378
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1379 part = &r->headers_out.trailers.part;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1380 header = part->elts;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1381
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1382 for (i = 0; /* void */; i++) {
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 if (i >= part->nelts) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1385 if (part->next == NULL) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1386 break;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1387 }
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 part = part->next;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1390 header = part->elts;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1391 i = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1392 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1393
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1394 if (header[i].hash == 0) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1395 continue;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1396 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1397
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1398 #if (NGX_DEBUG)
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1399 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	1400 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	1401
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1402 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	1403 "http2 output trailer: \"%*s: %V\"",
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1404 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	1405 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1406 #endif
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1407
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1408 *pos++ = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1409
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1410 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	1411 header[i].key.len, tmp);
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 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	1414 header[i].value.len, tmp);
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1415 }
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 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	1418 }
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
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1421 static ngx_chain_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1422 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	1423 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1424 off_t size, offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1425 size_t rest, frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1426 ngx_chain_t cl, out, **ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1427 ngx_http_request_t *r;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1428 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1429 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	1430 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	1431 ngx_http_v2_connection_t *h2c;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1432
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1433 r = fc->data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1434 stream = r->stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1435
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1436 #if (NGX_SUPPRESS_WARN)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1437 size = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1438 #endif
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 while (in) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1441 size = ngx_buf_size(in->buf);
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 (size \|\| in->buf->last_buf) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1444 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1445 }
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 in = in->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1448 }
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 (in == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1451
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1452 if (stream->queued) {
6412 4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1453 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1454 fc->write->ready = 0;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1455
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1456 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1457 fc->buffered &= ~NGX_HTTP_V2_BUFFERED;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1460 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1461 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1462
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1463 h2c = stream->connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1464
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1465 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	1466 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1467 fc->write->ready = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1468 return in;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1471 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	1472 cl = ngx_alloc_chain_link(r->pool);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1473 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1474 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1475 }
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 cl->buf = in->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1478 in->buf = cl->buf->shadow;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1479
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1480 offset = ngx_buf_in_memory(in->buf)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1481 ? (cl->buf->pos - in->buf->pos)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1482 : (cl->buf->file_pos - in->buf->file_pos);
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->next = stream->free_bufs;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1485 stream->free_bufs = cl;
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 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1488 offset = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1489 }
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 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	1492 limit = h2c->send_window;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1495 if (limit > stream->send_window) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1496 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	1497 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1498
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1499 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	1500
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1501 frame_size = (h2lcf->chunk_size < h2c->frame_size)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1502 ? h2lcf->chunk_size : h2c->frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1503
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1504 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	1505
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1506 #if (NGX_SUPPRESS_WARN)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1507 cl = NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1508 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1509
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1510 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1511 if ((off_t) frame_size > limit) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1512 frame_size = (size_t) limit;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1513 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1514
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1515 ln = &out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1516 rest = frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1517
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1518 while ((off_t) rest >= size) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1519
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1520 if (offset) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1521 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	1522 offset, size);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1523 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1524 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1525 }
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 offset = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1528
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1529 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1530 cl = ngx_alloc_chain_link(r->pool);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1531 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1532 return NGX_CHAIN_ERROR;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1535 cl->buf = in->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1536 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1537
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1538 *ln = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1539 ln = &cl->next;
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 rest -= (size_t) size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1542 in = in->next;
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 if (in == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1545 frame_size -= rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1546 rest = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1547 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1548 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1549
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1550 size = ngx_buf_size(in->buf);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1551 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1552
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1553 if (rest) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1554 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	1555 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1556 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1557 }
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 cl->buf->flush = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1560 cl->buf->last_buf = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1561
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1562 *ln = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1563
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1564 offset += rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1565 size -= rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1566 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1567
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1568 if (cl->buf->last_buf) {
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1569 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	1570 if (trailers == NULL) {
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1571 return NGX_CHAIN_ERROR;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1572 }
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1573
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1574 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	1575 cl->buf->last_buf = 0;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1576 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1577 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1578
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1579 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	1580 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	1581 out, cl);
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1582 if (frame == NULL) {
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1583 return NGX_CHAIN_ERROR;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1584 }
6246 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 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	1587
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1588 h2c->send_window -= frame_size;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1589
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1590 stream->send_window -= frame_size;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1591 stream->queued++;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1592 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1593
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1594 if (in == NULL) {
7035 4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1595
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1596 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	1597 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	1598 stream->queued++;
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1599 }
4e784e095a97 HTTP/2: added support for trailers in HTTP responses. Piotr Sikora <piotrsikora@google.com> parents: 7004 diff changeset	1600
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1601 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1602 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1603
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1604 limit -= frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1605
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1606 if (limit == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1607 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1608 }
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 if (offset) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1612 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	1613 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1614 return NGX_CHAIN_ERROR;
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 in->buf = cl->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1618 ngx_free_chain(r->pool, cl);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1619 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1620
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1621 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	1622 return NGX_CHAIN_ERROR;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1625 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	1626 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1627 fc->write->ready = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1628 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1629
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1630 return in;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1633
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1634 static ngx_chain_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1635 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	1636 off_t offset, off_t size)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1637 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1638 ngx_buf_t *chunk;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1639 ngx_chain_t *cl;
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 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	1642 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1643 return NULL;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1646 chunk = cl->buf;
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 ngx_memcpy(chunk, buf, sizeof(ngx_buf_t));
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1649
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1650 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	1651 chunk->shadow = buf;
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 if (ngx_buf_in_memory(chunk)) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1654 chunk->pos += offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1655 chunk->last = chunk->pos + size;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1658 if (chunk->in_file) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1659 chunk->file_pos += offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1660 chunk->file_last = chunk->file_pos + size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1661 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1662
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1663 return cl;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1666
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1667 static ngx_http_v2_out_frame_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1668 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	1669 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	1670 {
6600 6f69e3c0f780 HTTP/2: style. Piotr Sikora <piotrsikora@google.com> parents: 6593 diff changeset	1671 u_char flags;
6f69e3c0f780 HTTP/2: style. Piotr Sikora <piotrsikora@google.com> parents: 6593 diff changeset	1672 ngx_buf_t *buf;
6f69e3c0f780 HTTP/2: style. Piotr Sikora <piotrsikora@google.com> parents: 6593 diff changeset	1673 ngx_chain_t *cl;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1674 ngx_http_v2_out_frame_t *frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1675
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1676 frame = stream->free_frames;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1677
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1678 if (frame) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1679 stream->free_frames = frame->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1680
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1681 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1682 frame = ngx_palloc(stream->request->pool,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1683 sizeof(ngx_http_v2_out_frame_t));
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1684 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1685 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1686 }
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1689 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	1690
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1691 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	1692 "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	1693 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	1694
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1695 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	1696 &stream->free_frame_headers);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1697 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1698 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1699 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1700
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1701 buf = cl->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1702
6600 6f69e3c0f780 HTTP/2: style. Piotr Sikora <piotrsikora@google.com> parents: 6593 diff changeset	1703 if (buf->start == NULL) {
6251 cbb8c32f78b5 Style. Maxim Dounin <mdounin@mdounin.ru> parents: 6246 diff changeset	1704 buf->start = ngx_palloc(stream->request->pool,
cbb8c32f78b5 Style. Maxim Dounin <mdounin@mdounin.ru> parents: 6246 diff changeset	1705 NGX_HTTP_V2_FRAME_HEADER_SIZE);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1706 if (buf->start == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1707 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1708 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1709
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1710 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	1711 buf->last = buf->end;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1712
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1713 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	1714 buf->memory = 1;
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->pos = buf->start;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1718 buf->last = buf->pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1719
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1720 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	1721 NGX_HTTP_V2_DATA_FRAME);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1722 *buf->last++ = flags;
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->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	1725
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1726 cl->next = first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1727 first = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1728
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1729 last->buf->flush = 1;
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 frame->first = first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1732 frame->last = last;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1733 frame->handler = ngx_http_v2_data_frame_handler;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1734 frame->stream = stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1735 frame->length = len;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1736 frame->blocked = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1737 frame->fin = last->buf->last_buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1738
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1739 return frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1740 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1741
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1742
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1743 static ngx_inline ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1744 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	1745 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1746 {
6792 45d553812055 HTTP/2: flow control debugging. Sergey Kandaurov <pluknet@nginx.com> parents: 6638 diff changeset	1747 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	1748 "http2:%ui windows: conn:%uz stream:%z",
6792 45d553812055 HTTP/2: flow control debugging. Sergey Kandaurov <pluknet@nginx.com> parents: 6638 diff changeset	1749 stream->node->id, h2c->send_window, stream->send_window);
45d553812055 HTTP/2: flow control debugging. Sergey Kandaurov <pluknet@nginx.com> parents: 6638 diff changeset	1750
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1751 if (stream->send_window <= 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1752 stream->exhausted = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1753 return NGX_DECLINED;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1754 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1755
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1756 if (h2c->send_window == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1757 ngx_http_v2_waiting_queue(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1758 return NGX_DECLINED;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1759 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1760
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1761 return NGX_OK;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1764
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1765 static void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1766 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	1767 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1768 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1769 ngx_queue_t *q;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1770 ngx_http_v2_stream_t *s;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1771
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1772 if (stream->waiting) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1773 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1774 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1775
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1776 stream->waiting = 1;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1777
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1778 for (q = ngx_queue_last(&h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1779 q != ngx_queue_sentinel(&h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1780 q = ngx_queue_prev(q))
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 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	1783
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1784 if (s->node->rank < stream->node->rank
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1785 \|\| (s->node->rank == stream->node->rank
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1786 && s->node->rel_weight >= stream->node->rel_weight))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1787 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1788 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1789 }
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1792 ngx_queue_insert_after(q, &stream->queue);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1793 }
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
7191 61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1796 static ngx_inline ngx_int_t
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1797 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	1798 {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1799 stream->blocked = 1;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1800
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1801 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	1802 fc->error = 1;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1803 return NGX_ERROR;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1804 }
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 = 0;
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 (stream->queued) {
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1809 fc->buffered \|= NGX_HTTP_V2_BUFFERED;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1810 fc->write->active = 1;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1811 fc->write->ready = 0;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1812 return NGX_AGAIN;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1813 }
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 fc->buffered &= ~NGX_HTTP_V2_BUFFERED;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1816
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1817 return NGX_OK;
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1818 }
61d276dcd493 HTTP/2: more style, comments, and debugging. Ruslan Ermilov <ru@nginx.com> parents: 7108 diff changeset	1819
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1820
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1821 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1822 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	1823 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1824 {
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1825 ngx_chain_t cl, ln;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1826 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1827
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1828 stream = frame->stream;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1829 cl = frame->first;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1830
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1831 for ( ;; ) {
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1832 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	1833 frame->first = cl;
6246 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 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	1836 "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	1837 stream->node->id, frame);
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1838
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1839 return NGX_AGAIN;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1840 }
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1841
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1842 ln = cl->next;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1843
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1844 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	1845 cl->next = stream->free_frame_headers;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1846 stream->free_frame_headers = cl;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1847
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1848 } else {
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1849 cl->next = stream->free_bufs;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1850 stream->free_bufs = cl;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1851 }
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1852
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1853 if (cl == frame->last) {
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1854 break;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1855 }
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1856
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1857 cl = ln;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1858 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1859
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1860 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	1861 "http2:%ui HEADERS frame %p was sent",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1862 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1863
6953 663e6a48bfcb HTTP/2: fix $body_bytes_sent variable. Piotr Sikora <piotrsikora@google.com> parents: 6952 diff changeset	1864 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	1865 + frame->length;
663e6a48bfcb HTTP/2: fix $body_bytes_sent variable. Piotr Sikora <piotrsikora@google.com> parents: 6952 diff changeset	1866
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1867 ngx_http_v2_handle_frame(stream, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1868
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1869 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1870
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1871 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1872 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1873
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1874
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1875 static ngx_int_t
7201 641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1876 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	1877 ngx_http_v2_out_frame_t *frame)
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1878 {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1879 ngx_chain_t cl, ln;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1880 ngx_http_v2_stream_t *stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1881
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1882 stream = frame->stream;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1883 cl = frame->first;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1884
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1885 for ( ;; ) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1886 if (cl->buf->pos != cl->buf->last) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1887 frame->first = cl;
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 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	1890 "http2:%ui PUSH_PROMISE frame %p was sent partially",
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1891 stream->node->id, frame);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1892
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1893 return NGX_AGAIN;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1894 }
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 ln = cl->next;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1897
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1898 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	1899 cl->next = stream->free_frame_headers;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1900 stream->free_frame_headers = cl;
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 } else {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1903 cl->next = stream->free_bufs;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1904 stream->free_bufs = cl;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1905 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1906
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1907 if (cl == frame->last) {
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1908 break;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1909 }
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1910
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1911 cl = ln;
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 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	1915 "http2:%ui PUSH_PROMISE frame %p was sent",
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1916 stream->node->id, frame);
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 stream->request->header_size += NGX_HTTP_V2_FRAME_HEADER_SIZE
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1919 + frame->length;
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_http_v2_handle_frame(stream, frame);
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1922
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1923 ngx_http_v2_handle_stream(h2c, stream);
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 return NGX_OK;
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1926 }
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
641306096f5b HTTP/2: server push. Ruslan Ermilov <ru@nginx.com> parents: 7191 diff changeset	1929 static ngx_int_t
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1930 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	1931 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1932 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1933 ngx_buf_t *buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1934 ngx_chain_t cl, ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1935 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1936
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1937 stream = frame->stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1938 cl = frame->first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1939
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1940 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	1941
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1942 if (cl->buf->pos != cl->buf->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1943 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	1944 "http2:%ui DATA frame %p was sent partially",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1945 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1946
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1947 return NGX_AGAIN;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1950 ln = cl->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1951
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1952 cl->next = stream->free_frame_headers;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1953 stream->free_frame_headers = cl;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1954
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1955 if (cl == frame->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1956 goto done;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1957 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1958
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1959 cl = ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1960 }
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 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1963 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	1964 buf = cl->buf->shadow;
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 if (ngx_buf_in_memory(buf)) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1967 buf->pos = cl->buf->pos;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1970 if (buf->in_file) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1971 buf->file_pos = cl->buf->file_pos;
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 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1974
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1975 if (ngx_buf_size(cl->buf) != 0) {
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 (cl != frame->first) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1978 frame->first = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1979 ngx_http_v2_handle_stream(h2c, stream);
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 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	1983 "http2:%ui DATA frame %p was sent partially",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1984 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1985
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1986 return NGX_AGAIN;
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 ln = cl->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1990
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1991 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	1992 cl->next = stream->free_bufs;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1993 stream->free_bufs = cl;
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 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1996 ngx_free_chain(stream->request->pool, cl);
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1999 if (cl == frame->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2000 goto done;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2003 cl = ln;
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 done:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2007
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2008 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	2009 "http2:%ui DATA frame %p was sent",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2010 stream->node->id, frame);
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 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	2013
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2014 ngx_http_v2_handle_frame(stream, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2015
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2016 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2017
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2018 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2019 }
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2022 static ngx_inline void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2023 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	2024 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2025 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2026 ngx_http_request_t *r;
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 r = stream->request;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2029
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2030 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	2031
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2032 if (frame->fin) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2033 stream->out_closed = 1;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2036 frame->next = stream->free_frames;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2037 stream->free_frames = frame;
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 stream->queued--;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2040 }
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 static ngx_inline void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2044 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	2045 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2046 {
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2047 ngx_event_t *wev;
6638 a2b310a8b2af HTTP/2: always handle streams in error state. Valentin Bartenev <vbart@nginx.com> parents: 6637 diff changeset	2048 ngx_connection_t *fc;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2049
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2050 if (stream->waiting \|\| stream->blocked) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2051 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2052 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2053
6638 a2b310a8b2af HTTP/2: always handle streams in error state. Valentin Bartenev <vbart@nginx.com> parents: 6637 diff changeset	2054 fc = stream->request->connection;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2055
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2056 if (!fc->error && stream->exhausted) {
6638 a2b310a8b2af HTTP/2: always handle streams in error state. Valentin Bartenev <vbart@nginx.com> parents: 6637 diff changeset	2057 return;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2058 }
6638 a2b310a8b2af HTTP/2: always handle streams in error state. Valentin Bartenev <vbart@nginx.com> parents: 6637 diff changeset	2059
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2060 wev = fc->write;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2061
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2062 wev->active = 0;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2063 wev->ready = 1;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2064
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2065 if (!fc->error && wev->delayed) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2066 return;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2067 }
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 ngx_post_event(wev, &ngx_posted_events);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2070 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2071
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2072
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2073 static void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2074 ngx_http_v2_filter_cleanup(void *data)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2075 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2076 ngx_http_v2_stream_t *stream = data;
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 size_t window;
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2079 ngx_event_t *wev;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2080 ngx_queue_t *q;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2081 ngx_http_v2_out_frame_t frame, *fn;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2082 ngx_http_v2_connection_t *h2c;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2083
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2084 if (stream->waiting) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2085 stream->waiting = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2086 ngx_queue_remove(&stream->queue);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2087 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2088
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2089 if (stream->queued == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2090 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2091 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2092
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2093 window = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2094 h2c = stream->connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2095 fn = &h2c->last_out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2096
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2097 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2098 frame = *fn;
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 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2101 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2102 }
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 if (frame->stream == stream && !frame->blocked) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2105 *fn = frame->next;
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 window += frame->length;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2108
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2109 if (--stream->queued == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2110 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2111 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2112
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2113 continue;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2114 }
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 fn = &frame->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2117 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2118
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2119 if (h2c->send_window == 0 && window) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2120
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2121 while (!ngx_queue_empty(&h2c->waiting)) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2122 q = ngx_queue_head(&h2c->waiting);
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2123
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2124 ngx_queue_remove(q);
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2125
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2126 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	2127
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2128 stream->waiting = 0;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2129
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2130 wev = stream->request->connection->write;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2131
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2132 wev->active = 0;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2133 wev->ready = 1;
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 if (!wev->delayed) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2136 ngx_post_event(wev, &ngx_posted_events);
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2137 }
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	2138 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2139 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2140
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2141 h2c->send_window += window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2142 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2143
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2144
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2145 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2146 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	2147 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2148 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	2149 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	2150
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2151 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2152 }

Mercurial > hg > nginx

annotate src/http/v2/ngx_http_v2_filter_module.c @ 7202:a49af443656f