nginx: src/http/v2/ngx_http_v2_filter

annotate src/http/v2/ngx_http_v2_filter_module.c @ 6885:25203fc377fb

Implemented the "server_tokens build" option. Based on a patch by Tom Thorogood.

author	Ruslan Ermilov <ru@nginx.com>
date	Tue, 31 Jan 2017 12:09:40 +0300
parents	d15172ebb400
children	afc60bd9008f

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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	5 */
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 #include <ngx_config.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	9 #include <ngx_core.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	10 #include <ngx_http.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	11 #include <nginx.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	12 #include <ngx_http_v2_module.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	13
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	14
6279 c72eaf694d99 HTTP/2: improved the ngx_http_v2_integer_octets(v) macro. Valentin Bartenev <vbart@nginx.com> parents: 6277 diff changeset	15 /*
c72eaf694d99 HTTP/2: improved the ngx_http_v2_integer_octets(v) macro. Valentin Bartenev <vbart@nginx.com> parents: 6277 diff changeset	16 * 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	17 * 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	18 */
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 #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	21
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	22 #define ngx_http_v2_literal_size(h) \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	23 (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	24
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	25 #define ngx_http_v2_indexed(i) (128 + (i))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	26 #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	27
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	28 #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	29 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	30 #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	31 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	32
6276 0efc16d55adb HTTP/2: introduced NGX_HTTP_V2_ENCODE_* macros. Valentin Bartenev <vbart@nginx.com> parents: 6275 diff changeset	33 #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	34 #define NGX_HTTP_V2_ENCODE_HUFF 0x80
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	35
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	36 #define NGX_HTTP_V2_STATUS_INDEX 8
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	37 #define NGX_HTTP_V2_STATUS_200_INDEX 8
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	38 #define NGX_HTTP_V2_STATUS_204_INDEX 9
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	39 #define NGX_HTTP_V2_STATUS_206_INDEX 10
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	40 #define NGX_HTTP_V2_STATUS_304_INDEX 11
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	41 #define NGX_HTTP_V2_STATUS_400_INDEX 12
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	42 #define NGX_HTTP_V2_STATUS_404_INDEX 13
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	43 #define NGX_HTTP_V2_STATUS_500_INDEX 14
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	44
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	45 #define NGX_HTTP_V2_CONTENT_LENGTH_INDEX 28
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	46 #define NGX_HTTP_V2_CONTENT_TYPE_INDEX 31
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	47 #define NGX_HTTP_V2_DATE_INDEX 33
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	48 #define NGX_HTTP_V2_LAST_MODIFIED_INDEX 44
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	49 #define NGX_HTTP_V2_LOCATION_INDEX 46
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	50 #define NGX_HTTP_V2_SERVER_INDEX 54
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	51 #define NGX_HTTP_V2_VARY_INDEX 59
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
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	54 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	55 u_char *tmp, ngx_uint_t lower);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	56 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	57 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	58 static ngx_http_v2_out_frame_t *ngx_http_v2_create_headers_frame(
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	59 ngx_http_request_t r, u_char pos, u_char *end);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	60
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	61 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	62 ngx_chain_t *in, off_t limit);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	63
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	64 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	65 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	66 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	67 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	68 ngx_chain_t *last);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	69
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	70 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	71 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	72 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	73 ngx_http_v2_stream_t *stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	74
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	75 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	76 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	77
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	78 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	79 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	80 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	81 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	82 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	83 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	84 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	85 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	86
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	87 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	88
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	89 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	90
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	91
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	92 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	93 NULL, /* preconfiguration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	94 ngx_http_v2_filter_init, /* postconfiguration */
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 NULL, /* create main configuration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	97 NULL, /* init main configuration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	98
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	99 NULL, /* create server configuration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	100 NULL, /* merge server configuration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	101
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	102 NULL, /* create location configuration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	103 NULL /* merge location configuration */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	104 };
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	105
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 ngx_module_t ngx_http_v2_filter_module = {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	108 NGX_MODULE_V1,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	109 &ngx_http_v2_filter_module_ctx, /* module context */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	110 NULL, /* module directives */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	111 NGX_HTTP_MODULE, /* module type */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	112 NULL, /* init master */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	113 NULL, /* init module */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	114 NULL, /* init process */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	115 NULL, /* init thread */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	116 NULL, /* exit thread */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	117 NULL, /* exit process */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	118 NULL, /* exit master */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	119 NGX_MODULE_V1_PADDING
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	120 };
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	123 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	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 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	127 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	128 {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	129 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	130 size_t len, tmp_len;
6451 155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	131 ngx_str_t host, location;
155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	132 ngx_uint_t i, port;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	133 ngx_list_part_t *part;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	134 ngx_table_elt_t *header;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	135 ngx_connection_t *fc;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	136 ngx_http_cleanup_t *cln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	137 ngx_http_v2_out_frame_t *frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	138 ngx_http_core_loc_conf_t *clcf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	139 ngx_http_core_srv_conf_t *cscf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	140 u_char addr[NGX_SOCKADDR_STRLEN];
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	141
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	142 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	143 #if (NGX_HTTP_GZIP)
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	144 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	145 "\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	146 #endif
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	147
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	148 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	149 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	150
6885 25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	151 static size_t nginx_ver_build_len =
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	152 ngx_http_v2_literal_size(NGINX_VER_BUILD);
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	153 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	154
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	155 if (!r->stream) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	156 return ngx_http_next_header_filter(r);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	157 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	158
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	159 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	160 "http2 header filter");
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	161
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	162 if (r->header_sent) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	163 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	164 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	165
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	166 r->header_sent = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	167
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	168 if (r != r->main) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	169 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	170 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	171
6637 699e409a3e0c HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6600 diff changeset	172 fc = r->connection;
699e409a3e0c HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6600 diff changeset	173
699e409a3e0c HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6600 diff changeset	174 if (fc->error) {
699e409a3e0c HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6600 diff changeset	175 return NGX_ERROR;
699e409a3e0c HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6600 diff changeset	176 }
699e409a3e0c HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6600 diff changeset	177
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	178 if (r->method == NGX_HTTP_HEAD) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	179 r->header_only = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	180 }
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 switch (r->headers_out.status) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	183
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	184 case NGX_HTTP_OK:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	185 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	186 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	187
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	188 case NGX_HTTP_NO_CONTENT:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	189 r->header_only = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	190
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	191 ngx_str_null(&r->headers_out.content_type);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	192
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	193 r->headers_out.content_length = NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	194 r->headers_out.content_length_n = -1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	195
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	196 r->headers_out.last_modified_time = -1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	197 r->headers_out.last_modified = NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	198
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	199 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	200 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	201
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	202 case NGX_HTTP_PARTIAL_CONTENT:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	203 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	204 break;
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 case NGX_HTTP_NOT_MODIFIED:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	207 r->header_only = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	208 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	209 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	210
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	211 default:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	212 r->headers_out.last_modified_time = -1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	213 r->headers_out.last_modified = NULL;
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 switch (r->headers_out.status) {
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 case NGX_HTTP_BAD_REQUEST:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	218 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	219 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	220
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	221 case NGX_HTTP_NOT_FOUND:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	222 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	223 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	224
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	225 case NGX_HTTP_INTERNAL_SERVER_ERROR:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	226 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	227 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	228
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	229 default:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	230 status = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	231 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	232 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	233
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	234 len = status ? 1 : 1 + ngx_http_v2_literal_size("418");
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	235
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	236 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	237
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	238 if (r->headers_out.server == NULL) {
6885 25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	239
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	240 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	241 len += 1 + nginx_ver_len;
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	242
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	243 } 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	244 len += 1 + nginx_ver_build_len;
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	245
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	246 } else {
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	247 len += 1 + sizeof(nginx);
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	248 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	249 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	250
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	251 if (r->headers_out.date == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	252 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	253 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	254
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	255 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	256 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	257
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	258 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	259 && r->headers_out.charset.len)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	260 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	261 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	262 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	263 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	264
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	265 if (r->headers_out.content_length == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	266 && r->headers_out.content_length_n >= 0)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	267 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	268 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	269 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	270
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	271 if (r->headers_out.last_modified == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	272 && r->headers_out.last_modified_time != -1)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	273 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	274 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	275 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	276
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	277 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	278
6852 d15172ebb400 Core: relative redirects (closes #1000). Ruslan Ermilov <ru@nginx.com> parents: 6833 diff changeset	279 if (r->headers_out.location->value.data[0] == '/'
d15172ebb400 Core: relative redirects (closes #1000). Ruslan Ermilov <ru@nginx.com> parents: 6833 diff changeset	280 && clcf->absolute_redirect)
d15172ebb400 Core: relative redirects (closes #1000). Ruslan Ermilov <ru@nginx.com> parents: 6833 diff changeset	281 {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	282 if (clcf->server_name_in_redirect) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	283 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	284 host = cscf->server_name;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	285
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	286 } else if (r->headers_in.server.len) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	287 host = r->headers_in.server;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	288
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	289 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	290 host.len = NGX_SOCKADDR_STRLEN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	291 host.data = addr;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	292
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	293 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	294 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	295 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	296 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	297
6593 b3b7e33083ac Introduced ngx_inet_get_port() and ngx_inet_set_port() functions. Roman Arutyunyan <arut@nginx.com> parents: 6451 diff changeset	298 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	299
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	300 location.len = sizeof("https://") - 1 + host.len
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	301 + r->headers_out.location->value.len;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	302
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	303 if (clcf->port_in_redirect) {
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 #if (NGX_HTTP_SSL)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	306 if (fc->ssl)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	307 port = (port == 443) ? 0 : port;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	308 else
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	309 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	310 port = (port == 80) ? 0 : port;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	311
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	312 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	313 port = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	314 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	315
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	316 if (port) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	317 location.len += sizeof(":65535") - 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	318 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	319
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	320 location.data = ngx_pnalloc(r->pool, location.len);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	321 if (location.data == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	322 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	323 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	324
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	325 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	326
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	327 #if (NGX_HTTP_SSL)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	328 if (fc->ssl) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	329 *p++ = 's';
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	330 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	331 #endif
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 p++ = ':'; p++ = '/'; *p++ = '/';
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	334 p = ngx_cpymem(p, host.data, host.len);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	335
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	336 if (port) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	337 p = ngx_sprintf(p, ":%ui", port);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	338 }
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 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	341 r->headers_out.location->value.len);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	342
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	343 /* 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	344
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	345 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	346 r->headers_out.location->value.data = location.data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	347 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	348 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	349
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	350 r->headers_out.location->hash = 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 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	353 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	354
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	355 tmp_len = len;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	356
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	357 #if (NGX_HTTP_GZIP)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	358 if (r->gzip_vary) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	359 if (clcf->gzip_vary) {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	360 len += 1 + sizeof(accept_encoding);
6246 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 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	363 r->gzip_vary = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	364 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	365 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	366 #endif
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 part = &r->headers_out.headers.part;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	369 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	370
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	371 for (i = 0; /* void */; i++) {
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 (i >= part->nelts) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	374 if (part->next == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	375 break;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	378 part = part->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	379 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	380 i = 0;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	383 if (header[i].hash == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	384 continue;
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 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	388 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	389 "too long response header name: \"%V\"",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	390 &header[i].key);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	391 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	392 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	393
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	394 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	395 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	396 "too long response header value: \"%V: %V\"",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	397 &header[i].key, &header[i].value);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	398 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	399 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	400
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	401 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	402 + 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	403
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	404 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	405 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	406 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	407
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	408 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	409 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	410 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	411 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	412
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	413 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	414 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	415
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	416 if (pos == NULL \|\| tmp == NULL) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	417 return NGX_ERROR;
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
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	420 start = pos;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	421
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	422 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	423 "http2 output header: \":status: %03ui\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	424 r->headers_out.status);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	425
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	426 if (status) {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	427 *pos++ = status;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	428
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	429 } else {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	430 *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	431 *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	432 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	433 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	434
6449 e5076b96fd01 Reconsidered server_tokens with an empty value. Ruslan Ermilov <ru@nginx.com> parents: 6434 diff changeset	435 if (r->headers_out.server == NULL) {
6885 25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	436
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	437 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	438 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	439 "http2 output header: \"server: %s\"",
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	440 NGINX_VER);
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	441
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	442 } 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	443 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	444 "http2 output header: \"server: %s\"",
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	445 NGINX_VER_BUILD);
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	446
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	447 } else {
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	448 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	449 "http2 output header: \"server: nginx\"");
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	450 }
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	451
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	452 *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	453
6885 25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	454 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	455 if (nginx_ver[0] == '\0') {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	456 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	457 sizeof(NGINX_VER) - 1, tmp);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	458 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	459 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	460
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	461 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	462
6885 25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	463 } 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	464 if (nginx_ver_build[0] == '\0') {
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	465 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	466 (u_char *) NGINX_VER_BUILD,
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	467 sizeof(NGINX_VER_BUILD) - 1, tmp);
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	468 nginx_ver_build_len = p - nginx_ver_build;
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	469 }
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	470
25203fc377fb Implemented the "server_tokens build" option. Ruslan Ermilov <ru@nginx.com> parents: 6852 diff changeset	471 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	472
6451 155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	473 } else {
155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	474 pos = ngx_cpymem(pos, nginx, sizeof(nginx));
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	475 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	476 }
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 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	479 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	480 "http2 output header: \"date: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	481 &ngx_cached_http_time);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	482
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	483 *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	484 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	485 ngx_cached_http_time.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	486 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	487
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	488 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	489 *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	490
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	491 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	492 && r->headers_out.charset.len)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	493 {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	494 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	495 + r->headers_out.charset.len;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	496
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	497 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	498 if (p == NULL) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	499 return NGX_ERROR;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	500 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	501
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	502 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	503 r->headers_out.content_type.len);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	504
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	505 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	506
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	507 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	508 r->headers_out.charset.len);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	509
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	510 /* 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	511
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	512 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	513 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	514 }
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	515
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	516 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	517 "http2 output header: \"content-type: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	518 &r->headers_out.content_type);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	519
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	520 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	521 r->headers_out.content_type.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	522 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	523
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	524 if (r->headers_out.content_length == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	525 && r->headers_out.content_length_n >= 0)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	526 {
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	527 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	528 "http2 output header: \"content-length: %O\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	529 r->headers_out.content_length_n);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	530
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	531 *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	532
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	533 p = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	534 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	535 *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	536 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	537
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	538 if (r->headers_out.last_modified == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	539 && r->headers_out.last_modified_time != -1)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	540 {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	541 *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	542
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	543 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	544 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	545
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	546 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	547 "http2 output header: \"last-modified: %*s\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	548 len, pos);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	549
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	550 /*
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	551 * 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	552 * 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	553 */
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	554 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	555 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	556
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	557 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	558 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	559 "http2 output header: \"location: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	560 &r->headers_out.location->value);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	561
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	562 *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	563 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	564 r->headers_out.location->value.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	565 }
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 #if (NGX_HTTP_GZIP)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	568 if (r->gzip_vary) {
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	569 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	570 "http2 output header: \"vary: Accept-Encoding\"");
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	571
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	572 *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	573 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	574 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	575 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	576
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	577 part = &r->headers_out.headers.part;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	578 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	579
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	580 for (i = 0; /* void */; i++) {
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 (i >= part->nelts) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	583 if (part->next == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	584 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	585 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	586
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	587 part = part->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	588 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	589 i = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	590 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	591
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	592 if (header[i].hash == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	593 continue;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	594 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	595
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	596 #if (NGX_DEBUG)
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	597 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	598 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	599
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	600 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	601 "http2 output header: \"%*s: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	602 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	603 }
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	604 #endif
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++ = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	607
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	608 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	609 header[i].key.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	610
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	611 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	612 header[i].value.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	613 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	614
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	615 frame = ngx_http_v2_create_headers_frame(r, start, pos);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	616 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	617 return NGX_ERROR;
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
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	620 ngx_http_v2_queue_blocked_frame(r->stream->connection, frame);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	621
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	622 cln = ngx_http_cleanup_add(r, 0);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	623 if (cln == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	624 return NGX_ERROR;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	627 cln->handler = ngx_http_v2_filter_cleanup;
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	628 cln->data = r->stream;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	629
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	630 r->stream->queued = 1;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	631
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	632 fc->send_chain = ngx_http_v2_send_chain;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	633 fc->need_last_buf = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	634
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	635 return ngx_http_v2_filter_send(fc, r->stream);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	636 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	637
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 static u_char *
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	640 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	641 ngx_uint_t lower)
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	642 {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	643 size_t hlen;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	644
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	645 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	646
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	647 if (hlen > 0) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	648 *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	649 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	650 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	651 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	652
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	653 *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	654 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	655
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	656 if (lower) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	657 ngx_strlow(dst, src, len);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	658 return dst + len;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	659 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	660
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	661 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	662 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	663
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	664
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	665 static u_char *
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	666 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	667 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	668 if (value < prefix) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	669 *pos++ \|= value;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	670 return pos;
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 *pos++ \|= prefix;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	674 value -= prefix;
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 while (value >= 128) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	677 *pos++ = value % 128 + 128;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	678 value /= 128;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	679 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	680
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	681 *pos++ = (u_char) value;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	682
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	683 return pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	684 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	685
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	686
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	687 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	688 ngx_http_v2_create_headers_frame(ngx_http_request_t r, u_char pos,
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	689 u_char *end)
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	690 {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	691 u_char type, flags;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	692 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	693 ngx_buf_t *b;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	694 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	695 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	696 ngx_http_v2_out_frame_t *frame;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	697
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	698 stream = r->stream;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	699 rest = end - pos;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	700
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	701 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	702 if (frame == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	703 return NULL;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	704 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	705
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	706 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	707 frame->stream = stream;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	708 frame->length = rest;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	709 frame->blocked = 1;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	710 frame->fin = r->header_only;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	711
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	712 ll = &frame->first;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	713
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	714 type = NGX_HTTP_V2_HEADERS_FRAME;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	715 flags = r->header_only ? NGX_HTTP_V2_END_STREAM_FLAG : 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	716 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	717
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	718 for ( ;; ) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	719 if (rest <= frame_size) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	720 frame_size = rest;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	721 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	722 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	723
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	724 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	725 if (b == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	726 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	727 }
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	728
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	729 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	730 *b->last++ = flags;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	731 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	732
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	733 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	734
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	735 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	736 if (cl == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	737 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	738 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	739
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	740 cl->buf = b;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	741
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	742 *ll = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	743 ll = &cl->next;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	744
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	745 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	746 if (b == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	747 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	748 }
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	749
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	750 b->pos = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	751
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	752 pos += frame_size;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	753
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	754 b->last = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	755 b->start = b->pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	756 b->end = b->last;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	757 b->temporary = 1;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	758
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	759 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	760 if (cl == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	761 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	762 }
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	763
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	764 cl->buf = b;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	765
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	766 *ll = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	767 ll = &cl->next;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	768
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	769 rest -= frame_size;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	770
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	771 if (rest) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	772 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	773 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	774 continue;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	775 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	776
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	777 b->last_buf = r->header_only;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	778 cl->next = NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	779 frame->last = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	780
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	781 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	782 "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	783 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	784
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	785 return frame;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	786 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	787 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	788
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	789
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	790 static ngx_chain_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	791 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	792 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	793 off_t size, offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	794 size_t rest, frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	795 ngx_chain_t cl, out, **ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	796 ngx_http_request_t *r;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	797 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	798 ngx_http_v2_loc_conf_t *h2lcf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	799 ngx_http_v2_out_frame_t *frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	800 ngx_http_v2_connection_t *h2c;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	801
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	802 r = fc->data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	803 stream = r->stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	804
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	805 #if (NGX_SUPPRESS_WARN)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	806 size = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	807 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	808
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	809 while (in) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	810 size = ngx_buf_size(in->buf);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	811
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	812 if (size \|\| in->buf->last_buf) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	813 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	814 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	815
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	816 in = in->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	817 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	818
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	819 if (in == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	820
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	821 if (stream->queued) {
6412 4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	822 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	823 fc->write->ready = 0;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	824
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	825 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	826 fc->buffered &= ~NGX_HTTP_V2_BUFFERED;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	827 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	828
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	829 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	830 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	831
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	832 h2c = stream->connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	833
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	834 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	835 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	836 fc->write->ready = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	837 return in;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	838 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	839
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	840 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	841 cl = ngx_alloc_chain_link(r->pool);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	842 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	843 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	844 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	845
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	846 cl->buf = in->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	847 in->buf = cl->buf->shadow;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	848
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	849 offset = ngx_buf_in_memory(in->buf)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	850 ? (cl->buf->pos - in->buf->pos)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	851 : (cl->buf->file_pos - in->buf->file_pos);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	852
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	853 cl->next = stream->free_bufs;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	854 stream->free_bufs = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	855
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	856 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	857 offset = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	858 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	859
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	860 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	861 limit = h2c->send_window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	862 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	863
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	864 if (limit > stream->send_window) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	865 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	866 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	867
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	868 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	869
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	870 frame_size = (h2lcf->chunk_size < h2c->frame_size)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	871 ? h2lcf->chunk_size : h2c->frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	872
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	873 #if (NGX_SUPPRESS_WARN)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	874 cl = NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	875 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	876
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	877 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	878 if ((off_t) frame_size > limit) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	879 frame_size = (size_t) limit;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	880 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	881
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	882 ln = &out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	883 rest = frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	884
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	885 while ((off_t) rest >= size) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	886
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	887 if (offset) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	888 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	889 offset, size);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	890 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	891 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	892 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	893
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	894 offset = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	895
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	896 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	897 cl = ngx_alloc_chain_link(r->pool);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	898 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	899 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	900 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	901
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	902 cl->buf = in->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	903 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	904
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	905 *ln = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	906 ln = &cl->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	907
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	908 rest -= (size_t) size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	909 in = in->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	910
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	911 if (in == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	912 frame_size -= rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	913 rest = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	914 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	915 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	916
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	917 size = ngx_buf_size(in->buf);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	918 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	919
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	920 if (rest) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	921 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	922 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	923 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	924 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	925
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	926 cl->buf->flush = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	927 cl->buf->last_buf = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	928
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	929 *ln = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	930
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	931 offset += rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	932 size -= rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	933 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	934
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	935 frame = ngx_http_v2_filter_get_data_frame(stream, frame_size, out, cl);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	936 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	937 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	938 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	939
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	940 ngx_http_v2_queue_frame(h2c, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	941
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	942 h2c->send_window -= frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	943
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	944 stream->send_window -= frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	945 stream->queued++;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	946
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	947 if (in == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	948 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	949 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	950
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	951 limit -= frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	952
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	953 if (limit == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	954 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	955 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	956 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	957
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	958 if (offset) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	959 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	960 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	961 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	962 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	963
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	964 in->buf = cl->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	965 ngx_free_chain(r->pool, cl);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	966 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	967
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	968 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	969 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	970 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	971
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	972 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	973 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	974 fc->write->ready = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	975 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	976
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	977 return in;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	978 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	979
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	980
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	981 static ngx_chain_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	982 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	983 off_t offset, off_t size)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	984 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	985 ngx_buf_t *chunk;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	986 ngx_chain_t *cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	987
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	988 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	989 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	990 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	991 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	992
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	993 chunk = cl->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	994
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	995 ngx_memcpy(chunk, buf, sizeof(ngx_buf_t));
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	996
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	997 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	998 chunk->shadow = buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	999
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1000 if (ngx_buf_in_memory(chunk)) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1001 chunk->pos += offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1002 chunk->last = chunk->pos + size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1003 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1004
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1005 if (chunk->in_file) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1006 chunk->file_pos += offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1007 chunk->file_last = chunk->file_pos + size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1008 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1009
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1010 return cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1011 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1012
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1013
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1014 static ngx_http_v2_out_frame_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1015 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	1016 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	1017 {
6600 6f69e3c0f780 HTTP/2: style. Piotr Sikora <piotrsikora@google.com> parents: 6593 diff changeset	1018 u_char flags;
6f69e3c0f780 HTTP/2: style. Piotr Sikora <piotrsikora@google.com> parents: 6593 diff changeset	1019 ngx_buf_t *buf;
6f69e3c0f780 HTTP/2: style. Piotr Sikora <piotrsikora@google.com> parents: 6593 diff changeset	1020 ngx_chain_t *cl;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1021 ngx_http_v2_out_frame_t *frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1022
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1023 frame = stream->free_frames;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1024
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1025 if (frame) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1026 stream->free_frames = frame->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1027
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1028 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1029 frame = ngx_palloc(stream->request->pool,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1030 sizeof(ngx_http_v2_out_frame_t));
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1031 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1032 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1033 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1034 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1035
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1036 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	1037
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1038 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	1039 "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	1040 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	1041
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1042 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	1043 &stream->free_frame_headers);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1044 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1045 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1046 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1047
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1048 buf = cl->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1049
6600 6f69e3c0f780 HTTP/2: style. Piotr Sikora <piotrsikora@google.com> parents: 6593 diff changeset	1050 if (buf->start == NULL) {
6251 cbb8c32f78b5 Style. Maxim Dounin <mdounin@mdounin.ru> parents: 6246 diff changeset	1051 buf->start = ngx_palloc(stream->request->pool,
cbb8c32f78b5 Style. Maxim Dounin <mdounin@mdounin.ru> parents: 6246 diff changeset	1052 NGX_HTTP_V2_FRAME_HEADER_SIZE);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1053 if (buf->start == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1054 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1055 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1056
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1057 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	1058 buf->last = buf->end;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1059
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1060 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	1061 buf->memory = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1062 }
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 buf->pos = buf->start;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1065 buf->last = buf->pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1066
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1067 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	1068 NGX_HTTP_V2_DATA_FRAME);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1069 *buf->last++ = flags;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1070
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1071 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	1072
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1073 cl->next = first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1074 first = cl;
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 last->buf->flush = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1077
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1078 frame->first = first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1079 frame->last = last;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1080 frame->handler = ngx_http_v2_data_frame_handler;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1081 frame->stream = stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1082 frame->length = len;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1083 frame->blocked = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1084 frame->fin = last->buf->last_buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1085
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1086 return frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1087 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1088
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1089
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1090 static ngx_inline ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1091 ngx_http_v2_filter_send(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	1092 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1093 stream->blocked = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1094
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1095 if (ngx_http_v2_send_output_queue(stream->connection) == NGX_ERROR) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1096 fc->error = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1097 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1098 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1099
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1100 stream->blocked = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1101
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1102 if (stream->queued) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1103 fc->buffered \|= NGX_HTTP_V2_BUFFERED;
6412 4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1104 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1105 fc->write->ready = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1106 return NGX_AGAIN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1107 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1108
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1109 fc->buffered &= ~NGX_HTTP_V2_BUFFERED;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1110
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1111 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1112 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1113
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1114
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1115 static ngx_inline ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1116 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	1117 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1118 {
6792 45d553812055 HTTP/2: flow control debugging. Sergey Kandaurov <pluknet@nginx.com> parents: 6638 diff changeset	1119 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0,
45d553812055 HTTP/2: flow control debugging. Sergey Kandaurov <pluknet@nginx.com> parents: 6638 diff changeset	1120 "http2:%ui available windows: conn:%uz stream:%z",
45d553812055 HTTP/2: flow control debugging. Sergey Kandaurov <pluknet@nginx.com> parents: 6638 diff changeset	1121 stream->node->id, h2c->send_window, stream->send_window);
45d553812055 HTTP/2: flow control debugging. Sergey Kandaurov <pluknet@nginx.com> parents: 6638 diff changeset	1122
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1123 if (stream->send_window <= 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1124 stream->exhausted = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1125 return NGX_DECLINED;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1126 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1127
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1128 if (h2c->send_window == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1129 ngx_http_v2_waiting_queue(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1130 return NGX_DECLINED;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1131 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1132
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1133 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1134 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1135
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1136
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1137 static void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1138 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	1139 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1140 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1141 ngx_queue_t *q;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1142 ngx_http_v2_stream_t *s;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1143
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1144 if (stream->waiting) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1145 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1146 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1147
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1148 stream->waiting = 1;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1149
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1150 for (q = ngx_queue_last(&h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1151 q != ngx_queue_sentinel(&h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1152 q = ngx_queue_prev(q))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1153 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1154 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	1155
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1156 if (s->node->rank < stream->node->rank
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1157 \|\| (s->node->rank == stream->node->rank
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1158 && s->node->rel_weight >= stream->node->rel_weight))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1159 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1160 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1161 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1162 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1163
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1164 ngx_queue_insert_after(q, &stream->queue);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1165 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1166
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1167
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1168
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1169 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1170 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	1171 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1172 {
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1173 ngx_chain_t cl, ln;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1174 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1175
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1176 stream = frame->stream;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1177 cl = frame->first;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1178
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1179 for ( ;; ) {
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1180 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	1181 frame->first = cl;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1182
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1183 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	1184 "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	1185 stream->node->id, frame);
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1186
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1187 return NGX_AGAIN;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1188 }
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1189
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1190 ln = cl->next;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1191
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1192 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	1193 cl->next = stream->free_frame_headers;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1194 stream->free_frame_headers = cl;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1195
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1196 } else {
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1197 cl->next = stream->free_bufs;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1198 stream->free_bufs = cl;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1199 }
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1200
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1201 if (cl == frame->last) {
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1202 break;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1203 }
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1204
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1205 cl = ln;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1206 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1207
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1208 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	1209 "http2:%ui HEADERS frame %p was sent",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1210 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1211
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1212 ngx_http_v2_handle_frame(stream, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1213
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1214 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1215
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1216 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1217 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1218
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1219
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1220 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1221 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	1222 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1223 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1224 ngx_buf_t *buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1225 ngx_chain_t cl, ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1226 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1227
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1228 stream = frame->stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1229 cl = frame->first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1230
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1231 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	1232
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1233 if (cl->buf->pos != cl->buf->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1234 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	1235 "http2:%ui DATA frame %p was sent partially",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1236 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1237
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1238 return NGX_AGAIN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1239 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1240
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1241 ln = cl->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1242
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1243 cl->next = stream->free_frame_headers;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1244 stream->free_frame_headers = cl;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1245
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1246 if (cl == frame->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1247 goto done;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1248 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1249
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1250 cl = ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1251 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1252
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1253 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1254 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	1255 buf = cl->buf->shadow;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1256
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1257 if (ngx_buf_in_memory(buf)) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1258 buf->pos = cl->buf->pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1259 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1260
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1261 if (buf->in_file) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1262 buf->file_pos = cl->buf->file_pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1263 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1264 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1265
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1266 if (ngx_buf_size(cl->buf) != 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1267
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1268 if (cl != frame->first) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1269 frame->first = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1270 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1271 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1272
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1273 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	1274 "http2:%ui DATA frame %p was sent partially",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1275 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1276
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1277 return NGX_AGAIN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1278 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1279
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1280 ln = cl->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1281
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1282 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	1283 cl->next = stream->free_bufs;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1284 stream->free_bufs = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1285
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1286 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1287 ngx_free_chain(stream->request->pool, cl);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1288 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1289
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1290 if (cl == frame->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1291 goto done;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1292 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1293
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1294 cl = ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1295 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1296
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1297 done:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1298
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1299 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	1300 "http2:%ui DATA frame %p was sent",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1301 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1302
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1303 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	1304
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1305 ngx_http_v2_handle_frame(stream, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1306
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1307 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1308
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1309 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1310 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1311
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1312
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1313 static ngx_inline void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1314 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	1315 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1316 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1317 ngx_http_request_t *r;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1318
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1319 r = stream->request;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1320
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1321 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	1322
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1323 if (frame->fin) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1324 stream->out_closed = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1325 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1326
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1327 frame->next = stream->free_frames;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1328 stream->free_frames = frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1329
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1330 stream->queued--;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1331 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1332
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1333
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1334 static ngx_inline void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1335 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	1336 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1337 {
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1338 ngx_event_t *wev;
6638 a2b310a8b2af HTTP/2: always handle streams in error state. Valentin Bartenev <vbart@nginx.com> parents: 6637 diff changeset	1339 ngx_connection_t *fc;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1340
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1341 if (stream->waiting \|\| stream->blocked) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1342 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1343 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1344
6638 a2b310a8b2af HTTP/2: always handle streams in error state. Valentin Bartenev <vbart@nginx.com> parents: 6637 diff changeset	1345 fc = stream->request->connection;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1346
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1347 if (!fc->error && stream->exhausted) {
6638 a2b310a8b2af HTTP/2: always handle streams in error state. Valentin Bartenev <vbart@nginx.com> parents: 6637 diff changeset	1348 return;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1349 }
6638 a2b310a8b2af HTTP/2: always handle streams in error state. Valentin Bartenev <vbart@nginx.com> parents: 6637 diff changeset	1350
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1351 wev = fc->write;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1352
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1353 wev->active = 0;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1354 wev->ready = 1;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1355
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1356 if (!fc->error && wev->delayed) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1357 return;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1358 }
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1359
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1360 ngx_post_event(wev, &ngx_posted_events);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1361 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1362
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1363
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1364 static void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1365 ngx_http_v2_filter_cleanup(void *data)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1366 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1367 ngx_http_v2_stream_t *stream = data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1368
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1369 size_t window;
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1370 ngx_event_t *wev;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1371 ngx_queue_t *q;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1372 ngx_http_v2_out_frame_t frame, *fn;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1373 ngx_http_v2_connection_t *h2c;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1374
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1375 if (stream->waiting) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1376 stream->waiting = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1377 ngx_queue_remove(&stream->queue);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1378 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1379
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1380 if (stream->queued == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1381 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1382 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1383
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1384 window = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1385 h2c = stream->connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1386 fn = &h2c->last_out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1387
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1388 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1389 frame = *fn;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1390
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1391 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1392 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1393 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1394
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1395 if (frame->stream == stream && !frame->blocked) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1396 *fn = frame->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1397
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1398 window += frame->length;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1399
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1400 if (--stream->queued == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1401 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1402 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1403
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1404 continue;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1405 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1406
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1407 fn = &frame->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1408 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1409
6833 3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1410 if (h2c->send_window == 0 && window) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1411
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1412 while (!ngx_queue_empty(&h2c->waiting)) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1413 q = ngx_queue_head(&h2c->waiting);
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1414
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1415 ngx_queue_remove(q);
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1416
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1417 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	1418
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1419 stream->waiting = 0;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1420
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1421 wev = stream->request->connection->write;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1422
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1423 wev->active = 0;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1424 wev->ready = 1;
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1425
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1426 if (!wev->delayed) {
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1427 ngx_post_event(wev, &ngx_posted_events);
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1428 }
3834951e32ab HTTP/2: fixed posted streams handling. Valentin Bartenev <vbart@nginx.com> parents: 6792 diff changeset	1429 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1430 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1431
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1432 h2c->send_window += window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1433 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1434
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 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1437 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	1438 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1439 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	1440 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	1441
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1442 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1443 }

Mercurial > hg > nginx

annotate src/http/v2/ngx_http_v2_filter_module.c @ 6885:25203fc377fb