nginx: src/http/v2/ngx_http_v2_filter

annotate src/http/v2/ngx_http_v2_filter_module.c @ 6760:9d61ecbe979e stable-1.10

HTTP/2: prevented output of the HEADERS frame for canceled streams. It's useless to generate HEADERS if the stream has been canceled already.

author	Valentin Bartenev <vbart@nginx.com>
date	Tue, 19 Jul 2016 20:22:44 +0300
parents	155871d773cc
children	73e62bd2ce69

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 struct sockaddr_in *sin;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	141 #if (NGX_HAVE_INET6)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	142 struct sockaddr_in6 *sin6;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	143 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	144 u_char addr[NGX_SOCKADDR_STRLEN];
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	145
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	146 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	147 #if (NGX_HTTP_GZIP)
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	148 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	149 "\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	150 #endif
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	151
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	152 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	153 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	154
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
6760 9d61ecbe979e HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6451 diff changeset	172 fc = r->connection;
9d61ecbe979e HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6451 diff changeset	173
9d61ecbe979e HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6451 diff changeset	174 if (fc->error) {
9d61ecbe979e HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6451 diff changeset	175 return NGX_ERROR;
9d61ecbe979e HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6451 diff changeset	176 }
9d61ecbe979e HTTP/2: prevented output of the HEADERS frame for canceled streams. Valentin Bartenev <vbart@nginx.com> parents: 6451 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) {
6451 155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	239 len += 1 + (clcf->server_tokens ? nginx_ver_len : sizeof(nginx));
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	240 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	241
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	242 if (r->headers_out.date == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	243 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	244 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	245
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	246 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	247 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	248
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	249 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	250 && r->headers_out.charset.len)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	251 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	252 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	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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	256 if (r->headers_out.content_length == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	257 && r->headers_out.content_length_n >= 0)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	258 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	259 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	260 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	261
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	262 if (r->headers_out.last_modified == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	263 && r->headers_out.last_modified_time != -1)
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 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	266 }
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 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	269
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	270 if (r->headers_out.location->value.data[0] == '/') {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	271 if (clcf->server_name_in_redirect) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	272 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	273 host = cscf->server_name;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	274
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	275 } else if (r->headers_in.server.len) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	276 host = r->headers_in.server;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	277
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	278 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	279 host.len = NGX_SOCKADDR_STRLEN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	280 host.data = addr;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	281
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	282 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	283 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	284 }
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	287 switch (fc->local_sockaddr->sa_family) {
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 #if (NGX_HAVE_INET6)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	290 case AF_INET6:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	291 sin6 = (struct sockaddr_in6 *) fc->local_sockaddr;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	292 port = ntohs(sin6->sin6_port);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	293 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	294 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	295 #if (NGX_HAVE_UNIX_DOMAIN)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	296 case AF_UNIX:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	297 port = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	298 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	299 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	300 default: /* AF_INET */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	301 sin = (struct sockaddr_in *) fc->local_sockaddr;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	302 port = ntohs(sin->sin_port);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	303 break;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	306 location.len = sizeof("https://") - 1 + host.len
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	307 + r->headers_out.location->value.len;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	308
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	309 if (clcf->port_in_redirect) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	310
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	311 #if (NGX_HTTP_SSL)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	312 if (fc->ssl)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	313 port = (port == 443) ? 0 : port;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	314 else
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	315 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	316 port = (port == 80) ? 0 : port;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	317
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	318 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	319 port = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	320 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	321
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	322 if (port) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	323 location.len += sizeof(":65535") - 1;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	326 location.data = ngx_pnalloc(r->pool, location.len);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	327 if (location.data == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	328 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	329 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	330
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	331 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	332
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	333 #if (NGX_HTTP_SSL)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	334 if (fc->ssl) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	335 *p++ = 's';
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	336 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	337 #endif
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 p++ = ':'; p++ = '/'; *p++ = '/';
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	340 p = ngx_cpymem(p, host.data, host.len);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	341
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	342 if (port) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	343 p = ngx_sprintf(p, ":%ui", port);
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	346 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	347 r->headers_out.location->value.len);
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 /* 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	350
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	351 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	352 r->headers_out.location->value.data = location.data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	353 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	354 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	355
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	356 r->headers_out.location->hash = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	357
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	358 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	359 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	360
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	361 tmp_len = len;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	362
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	363 #if (NGX_HTTP_GZIP)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	364 if (r->gzip_vary) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	365 if (clcf->gzip_vary) {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	366 len += 1 + sizeof(accept_encoding);
6246 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 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	369 r->gzip_vary = 0;
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 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	372 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	373
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	374 part = &r->headers_out.headers.part;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	375 header = part->elts;
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 for (i = 0; /* void */; i++) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	378
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	379 if (i >= part->nelts) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	380 if (part->next == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	381 break;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	384 part = part->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	385 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	386 i = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	387 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	388
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	389 if (header[i].hash == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	390 continue;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	391 }
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 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	394 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	395 "too long response header name: \"%V\"",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	396 &header[i].key);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	397 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	398 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	399
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	400 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	401 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	402 "too long response header value: \"%V: %V\"",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	403 &header[i].key, &header[i].value);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	404 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	405 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	406
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	407 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	408 + 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	409
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	410 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	411 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	412 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	413
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	414 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	415 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	416 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	417 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	418
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	419 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	420 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	421
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	422 if (pos == NULL \|\| tmp == NULL) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	423 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	424 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	425
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	426 start = pos;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	427
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	428 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	429 "http2 output header: \":status: %03ui\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	430 r->headers_out.status);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	431
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	432 if (status) {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	433 *pos++ = status;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	434
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	435 } else {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	436 *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	437 *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	438 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	439 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	440
6449 e5076b96fd01 Reconsidered server_tokens with an empty value. Ruslan Ermilov <ru@nginx.com> parents: 6434 diff changeset	441 if (r->headers_out.server == NULL) {
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	442 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
6451 155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	443 "http2 output header: \"server: %s\"",
155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	444 clcf->server_tokens ? NGINX_VER : "nginx");
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	445
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	446 *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	447
6451 155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	448 if (clcf->server_tokens) {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	449 if (nginx_ver[0] == '\0') {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	450 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	451 sizeof(NGINX_VER) - 1, tmp);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	452 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	453 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	454
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	455 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	456
155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	457 } else {
155871d773cc Backed out server_tokens changes. Maxim Dounin <mdounin@mdounin.ru> parents: 6449 diff changeset	458 pos = ngx_cpymem(pos, nginx, sizeof(nginx));
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	459 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	460 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	461
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	462 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	463 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	464 "http2 output header: \"date: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	465 &ngx_cached_http_time);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	466
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	467 *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	468 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	469 ngx_cached_http_time.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	470 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	471
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	472 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	473 *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	474
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	475 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	476 && r->headers_out.charset.len)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	477 {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	478 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	479 + r->headers_out.charset.len;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	480
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	481 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	482 if (p == NULL) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	483 return NGX_ERROR;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	484 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	485
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	486 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	487 r->headers_out.content_type.len);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	488
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	489 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	490
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	491 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	492 r->headers_out.charset.len);
6246 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 /* 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	495
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	496 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	497 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	498 }
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	499
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	500 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	501 "http2 output header: \"content-type: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	502 &r->headers_out.content_type);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	503
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	504 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	505 r->headers_out.content_type.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	506 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	507
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	508 if (r->headers_out.content_length == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	509 && r->headers_out.content_length_n >= 0)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	510 {
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	511 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	512 "http2 output header: \"content-length: %O\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	513 r->headers_out.content_length_n);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	514
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	515 *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	516
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	517 p = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	518 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	519 *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	520 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	521
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	522 if (r->headers_out.last_modified == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	523 && r->headers_out.last_modified_time != -1)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	524 {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	525 *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	526
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	527 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	528 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	529
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	530 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	531 "http2 output header: \"last-modified: %*s\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	532 len, pos);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	533
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	534 /*
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	535 * 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	536 * 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	537 */
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	538 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	539 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	540
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	541 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	542 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	543 "http2 output header: \"location: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	544 &r->headers_out.location->value);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	545
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	546 *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	547 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	548 r->headers_out.location->value.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	549 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	550
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	551 #if (NGX_HTTP_GZIP)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	552 if (r->gzip_vary) {
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	553 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	554 "http2 output header: \"vary: Accept-Encoding\"");
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	555
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	556 *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	557 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	558 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	559 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	560
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	561 part = &r->headers_out.headers.part;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	562 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	563
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	564 for (i = 0; /* void */; i++) {
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 if (i >= part->nelts) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	567 if (part->next == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	568 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	569 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	570
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	571 part = part->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	572 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	573 i = 0;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	576 if (header[i].hash == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	577 continue;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	578 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	579
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	580 #if (NGX_DEBUG)
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	581 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	582 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	583
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	584 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	585 "http2 output header: \"%*s: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	586 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	587 }
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	588 #endif
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	589
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	590 *pos++ = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	591
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	592 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	593 header[i].key.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	594
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	595 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	596 header[i].value.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	597 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	598
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	599 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	600 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	601 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	602 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	603
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	604 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	605
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	606 cln = ngx_http_cleanup_add(r, 0);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	607 if (cln == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	608 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	609 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	610
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	611 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	612 cln->data = r->stream;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	613
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	614 r->stream->queued = 1;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	615
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	616 fc->send_chain = ngx_http_v2_send_chain;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	617 fc->need_last_buf = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	618
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	619 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	620 }
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	623 static u_char *
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	624 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	625 ngx_uint_t lower)
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	626 {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	627 size_t hlen;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	628
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	629 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	630
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	631 if (hlen > 0) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	632 *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	633 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	634 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	635 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	636
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	637 *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	638 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	639
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	640 if (lower) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	641 ngx_strlow(dst, src, len);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	642 return dst + len;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	643 }
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 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	646 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	647
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	648
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	649 static u_char *
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	650 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	651 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	652 if (value < prefix) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	653 *pos++ \|= value;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	654 return pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	655 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	656
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	657 *pos++ \|= prefix;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	658 value -= prefix;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	659
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	660 while (value >= 128) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	661 *pos++ = value % 128 + 128;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	662 value /= 128;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	663 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	664
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	665 *pos++ = (u_char) value;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	666
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	667 return pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	668 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	669
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	670
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	671 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	672 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	673 u_char *end)
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	674 {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	675 u_char type, flags;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	676 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	677 ngx_buf_t *b;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	678 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	679 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	680 ngx_http_v2_out_frame_t *frame;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	681
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	682 stream = r->stream;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	683 rest = end - pos;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	684
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	685 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	686 if (frame == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	687 return NULL;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	688 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	689
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	690 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	691 frame->stream = stream;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	692 frame->length = rest;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	693 frame->blocked = 1;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	694 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	695
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	696 ll = &frame->first;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	697
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	698 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	699 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	700 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	701
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	702 for ( ;; ) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	703 if (rest <= frame_size) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	704 frame_size = rest;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	705 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	706 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	707
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	708 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	709 if (b == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	710 return NULL;
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
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	713 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	714 *b->last++ = flags;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	715 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	716
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	717 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	718
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	719 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	720 if (cl == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	721 return NULL;
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 cl->buf = b;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	725
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	726 *ll = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	727 ll = &cl->next;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	728
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	729 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	730 if (b == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	731 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	732 }
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	733
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	734 b->pos = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	735
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	736 pos += frame_size;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	737
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	738 b->last = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	739 b->start = b->pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	740 b->end = b->last;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	741 b->temporary = 1;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	742
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	743 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	744 if (cl == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	745 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	746 }
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	747
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	748 cl->buf = b;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	749
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	750 *ll = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	751 ll = &cl->next;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	752
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	753 rest -= frame_size;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	754
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	755 if (rest) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	756 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	757 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	758 continue;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	759 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	760
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	761 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	762 cl->next = NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	763 frame->last = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	764
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	765 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	766 "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	767 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	768
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	769 return frame;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	770 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	771 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	772
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	773
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	774 static ngx_chain_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	775 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	776 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	777 off_t size, offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	778 size_t rest, frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	779 ngx_chain_t cl, out, **ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	780 ngx_http_request_t *r;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	781 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	782 ngx_http_v2_loc_conf_t *h2lcf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	783 ngx_http_v2_out_frame_t *frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	784 ngx_http_v2_connection_t *h2c;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	785
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	786 r = fc->data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	787 stream = r->stream;
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 #if (NGX_SUPPRESS_WARN)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	790 size = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	791 #endif
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 while (in) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	794 size = ngx_buf_size(in->buf);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	795
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	796 if (size \|\| in->buf->last_buf) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	797 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	798 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	799
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	800 in = in->next;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	803 if (in == NULL) {
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 (stream->queued) {
6412 4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	806 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	807 fc->write->ready = 0;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	808
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	809 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	810 fc->buffered &= ~NGX_HTTP_V2_BUFFERED;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	813 return NULL;
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 h2c = stream->connection;
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 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	819 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	820 fc->write->ready = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	821 return in;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	822 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	823
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	824 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	825 cl = ngx_alloc_chain_link(r->pool);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	826 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	827 return NGX_CHAIN_ERROR;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	830 cl->buf = in->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	831 in->buf = cl->buf->shadow;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	832
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	833 offset = ngx_buf_in_memory(in->buf)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	834 ? (cl->buf->pos - in->buf->pos)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	835 : (cl->buf->file_pos - in->buf->file_pos);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	836
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	837 cl->next = stream->free_bufs;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	838 stream->free_bufs = cl;
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 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	841 offset = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	842 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	843
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	844 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	845 limit = h2c->send_window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	846 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	847
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	848 if (limit > stream->send_window) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	849 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	850 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	851
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	852 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	853
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	854 frame_size = (h2lcf->chunk_size < h2c->frame_size)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	855 ? h2lcf->chunk_size : h2c->frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	856
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	857 #if (NGX_SUPPRESS_WARN)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	858 cl = NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	859 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	860
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	861 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	862 if ((off_t) frame_size > limit) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	863 frame_size = (size_t) limit;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	864 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	865
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	866 ln = &out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	867 rest = frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	868
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	869 while ((off_t) rest >= size) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	870
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	871 if (offset) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	872 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	873 offset, size);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	874 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	875 return NGX_CHAIN_ERROR;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	878 offset = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	879
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	880 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	881 cl = ngx_alloc_chain_link(r->pool);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	882 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	883 return NGX_CHAIN_ERROR;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	886 cl->buf = in->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	887 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	888
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	889 *ln = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	890 ln = &cl->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	891
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	892 rest -= (size_t) size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	893 in = in->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	894
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	895 if (in == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	896 frame_size -= rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	897 rest = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	898 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	899 }
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 size = ngx_buf_size(in->buf);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	902 }
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 if (rest) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	905 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	906 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	907 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	908 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	909
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	910 cl->buf->flush = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	911 cl->buf->last_buf = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	912
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	913 *ln = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	914
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	915 offset += rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	916 size -= rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	917 }
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 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	920 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	921 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	922 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	923
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	924 ngx_http_v2_queue_frame(h2c, frame);
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 h2c->send_window -= frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	927
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	928 stream->send_window -= frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	929 stream->queued++;
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 if (in == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	932 break;
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 limit -= frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	936
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	937 if (limit == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	938 break;
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 }
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 if (offset) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	943 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	944 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	945 return NGX_CHAIN_ERROR;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	948 in->buf = cl->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	949 ngx_free_chain(r->pool, cl);
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	952 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	953 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	954 }
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 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	957 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	958 fc->write->ready = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	959 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	960
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	961 return in;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	965 static ngx_chain_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	966 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	967 off_t offset, off_t size)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	968 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	969 ngx_buf_t *chunk;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	970 ngx_chain_t *cl;
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 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	973 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	974 return NULL;
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 chunk = cl->buf;
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 ngx_memcpy(chunk, buf, sizeof(ngx_buf_t));
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 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	982 chunk->shadow = buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	983
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	984 if (ngx_buf_in_memory(chunk)) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	985 chunk->pos += offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	986 chunk->last = chunk->pos + size;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	989 if (chunk->in_file) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	990 chunk->file_pos += offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	991 chunk->file_last = chunk->file_pos + size;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	994 return cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	995 }
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	998 static ngx_http_v2_out_frame_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	999 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	1000 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	1001 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1002 u_char flags;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1003 ngx_buf_t *buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1004 ngx_chain_t *cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1005 ngx_http_v2_out_frame_t *frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1006
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1007
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1008 frame = stream->free_frames;
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 if (frame) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1011 stream->free_frames = frame->next;
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 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1014 frame = ngx_palloc(stream->request->pool,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1015 sizeof(ngx_http_v2_out_frame_t));
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1016 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1017 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1018 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1019 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1020
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1021 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	1022
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1023 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	1024 "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	1025 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	1026
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1027 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	1028 &stream->free_frame_headers);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1029 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1030 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1031 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1032
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1033 buf = cl->buf;
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 if (!buf->start) {
6251 cbb8c32f78b5 Style. Maxim Dounin <mdounin@mdounin.ru> parents: 6246 diff changeset	1036 buf->start = ngx_palloc(stream->request->pool,
cbb8c32f78b5 Style. Maxim Dounin <mdounin@mdounin.ru> parents: 6246 diff changeset	1037 NGX_HTTP_V2_FRAME_HEADER_SIZE);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1038 if (buf->start == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1039 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1040 }
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 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	1043 buf->last = buf->end;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1044
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1045 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	1046 buf->memory = 1;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1049 buf->pos = buf->start;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1050 buf->last = buf->pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1051
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1052 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	1053 NGX_HTTP_V2_DATA_FRAME);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1054 *buf->last++ = flags;
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 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	1057
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1058 cl->next = first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1059 first = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1060
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1061 last->buf->flush = 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 frame->first = first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1064 frame->last = last;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1065 frame->handler = ngx_http_v2_data_frame_handler;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1066 frame->stream = stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1067 frame->length = len;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1068 frame->blocked = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1069 frame->fin = last->buf->last_buf;
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 return frame;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1074
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1075 static ngx_inline ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1076 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	1077 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1078 stream->blocked = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1079
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1080 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	1081 fc->error = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1082 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1083 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1084
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1085 stream->blocked = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1086
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1087 if (stream->queued) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1088 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	1089 fc->write->active = 1;
4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1090 fc->write->ready = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1091 return NGX_AGAIN;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1094 fc->buffered &= ~NGX_HTTP_V2_BUFFERED;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1095
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1096 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1097 }
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 static ngx_inline ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1101 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	1102 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1103 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1104 if (stream->send_window <= 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1105 stream->exhausted = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1106 return NGX_DECLINED;
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 if (h2c->send_window == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1110 ngx_http_v2_waiting_queue(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1111 return NGX_DECLINED;
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 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1115 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1116
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1117
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1118 static void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1119 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	1120 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1121 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1122 ngx_queue_t *q;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1123 ngx_http_v2_stream_t *s;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1124
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1125 if (stream->handled) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1126 return;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1129 stream->handled = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1130
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1131 for (q = ngx_queue_last(&h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1132 q != ngx_queue_sentinel(&h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1133 q = ngx_queue_prev(q))
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 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	1136
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1137 if (s->node->rank < stream->node->rank
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1138 \|\| (s->node->rank == stream->node->rank
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1139 && s->node->rel_weight >= stream->node->rel_weight))
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 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1142 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1143 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1144
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1145 ngx_queue_insert_after(q, &stream->queue);
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1148
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 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1151 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	1152 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1153 {
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1154 ngx_chain_t cl, ln;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1155 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1156
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1157 stream = frame->stream;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1158 cl = frame->first;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1159
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1160 for ( ;; ) {
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1161 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	1162 frame->first = cl;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1163
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1164 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	1165 "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	1166 stream->node->id, frame);
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1167
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1168 return NGX_AGAIN;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1169 }
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1170
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1171 ln = cl->next;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1172
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1173 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	1174 cl->next = stream->free_frame_headers;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1175 stream->free_frame_headers = cl;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1176
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1177 } else {
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1178 cl->next = stream->free_bufs;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1179 stream->free_bufs = cl;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1180 }
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1181
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1182 if (cl == frame->last) {
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1183 break;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1184 }
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1185
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1186 cl = ln;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1187 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1188
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1189 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	1190 "http2:%ui HEADERS frame %p was sent",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1191 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1192
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1193 ngx_http_v2_handle_frame(stream, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1194
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1195 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1196
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1197 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1198 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1199
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1200
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1201 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1202 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	1203 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1204 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1205 ngx_buf_t *buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1206 ngx_chain_t cl, ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1207 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1208
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1209 stream = frame->stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1210
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1211 cl = frame->first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1212
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1213 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	1214
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1215 if (cl->buf->pos != cl->buf->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1216 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	1217 "http2:%ui DATA frame %p was sent partially",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1218 stream->node->id, frame);
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 return NGX_AGAIN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1221 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1222
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1223 ln = cl->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1224
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1225 cl->next = stream->free_frame_headers;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1226 stream->free_frame_headers = cl;
6246 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 if (cl == frame->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1229 goto done;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1230 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1231
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1232 cl = ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1233 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1234
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1235 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1236 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	1237 buf = cl->buf->shadow;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1238
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1239 if (ngx_buf_in_memory(buf)) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1240 buf->pos = cl->buf->pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1241 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1242
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1243 if (buf->in_file) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1244 buf->file_pos = cl->buf->file_pos;
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 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1247
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1248 if (ngx_buf_size(cl->buf) != 0) {
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 if (cl != frame->first) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1251 frame->first = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1252 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1253 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1254
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1255 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	1256 "http2:%ui DATA frame %p was sent partially",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1257 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1258
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1259 return NGX_AGAIN;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1262 ln = cl->next;
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 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	1265 cl->next = stream->free_bufs;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1266 stream->free_bufs = cl;
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 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1269 ngx_free_chain(stream->request->pool, cl);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1270 }
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 if (cl == frame->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1273 goto done;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1274 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1275
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1276 cl = ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1277 }
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 done:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1280
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1281 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	1282 "http2:%ui DATA frame %p was sent",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1283 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1284
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1285 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	1286
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1287 ngx_http_v2_handle_frame(stream, frame);
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 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1290
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1291 return NGX_OK;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1295 static ngx_inline void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1296 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	1297 ngx_http_v2_out_frame_t *frame)
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_http_request_t *r;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1300
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1301 r = stream->request;
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 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	1304
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1305 if (frame->fin) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1306 stream->out_closed = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1307 }
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 frame->next = stream->free_frames;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1310 stream->free_frames = frame;
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 stream->queued--;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1313 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1314
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1315
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1316 static ngx_inline void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1317 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	1318 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1319 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1320 ngx_event_t *wev;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1321
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1322 if (stream->handled \|\| stream->blocked \|\| stream->exhausted) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1323 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1324 }
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 wev = stream->request->connection->write;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1327
6412 4ba91a4c66a3 HTTP/2: implemented per request timeouts (closes #626). Valentin Bartenev <vbart@nginx.com> parents: 6401 diff changeset	1328 if (!wev->delayed) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1329 stream->handled = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1330 ngx_queue_insert_tail(&h2c->posted, &stream->queue);
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1335 static void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1336 ngx_http_v2_filter_cleanup(void *data)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1337 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1338 ngx_http_v2_stream_t *stream = data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1339
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1340 size_t window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1341 ngx_http_v2_out_frame_t frame, *fn;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1342 ngx_http_v2_connection_t *h2c;
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 if (stream->handled) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1345 stream->handled = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1346 ngx_queue_remove(&stream->queue);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1347 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1348
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1349 if (stream->queued == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1350 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1351 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1352
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1353 window = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1354 h2c = stream->connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1355 fn = &h2c->last_out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1356
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1357 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1358 frame = *fn;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1359
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1360 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1361 break;
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 if (frame->stream == stream && !frame->blocked) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1365 *fn = frame->next;
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 window += frame->length;
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 if (--stream->queued == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1370 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1371 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1372
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1373 continue;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1374 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1375
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1376 fn = &frame->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1377 }
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 if (h2c->send_window == 0 && window && !ngx_queue_empty(&h2c->waiting)) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1380 ngx_queue_add(&h2c->posted, &h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1381 ngx_queue_init(&h2c->waiting);
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 h2c->send_window += window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1385 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1386
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 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1389 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	1390 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1391 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	1392 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	1393
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1394 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1395 }

Mercurial > hg > nginx

annotate src/http/v2/ngx_http_v2_filter_module.c @ 6760:9d61ecbe979e stable-1.10