nginx: src/http/v2/ngx_http_v2_filter

annotate src/http/v2/ngx_http_v2_filter_module.c @ 6401:6812ca9a8002

HTTP/2: added debug logging of response headers. Because of HPACK compression it's hard to see what headers are actually sent by the server.

author	Valentin Bartenev <vbart@nginx.com>
date	Tue, 16 Feb 2016 17:49:14 +0300
parents	b4c28876d2c3
children	4ba91a4c66a3

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;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	131 ngx_str_t host, location;
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	172 if (r->method == NGX_HTTP_HEAD) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	173 r->header_only = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	174 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	175
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	176 switch (r->headers_out.status) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	177
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	178 case NGX_HTTP_OK:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	179 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	180 break;
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 case NGX_HTTP_NO_CONTENT:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	183 r->header_only = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	184
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	185 ngx_str_null(&r->headers_out.content_type);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	186
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	187 r->headers_out.content_length = NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	188 r->headers_out.content_length_n = -1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	189
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	190 r->headers_out.last_modified_time = -1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	191 r->headers_out.last_modified = NULL;
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 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	194 break;
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 case NGX_HTTP_PARTIAL_CONTENT:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	197 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	198 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	199
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	200 case NGX_HTTP_NOT_MODIFIED:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	201 r->header_only = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	202 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	203 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	204
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	205 default:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	206 r->headers_out.last_modified_time = -1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	207 r->headers_out.last_modified = NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	208
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	209 switch (r->headers_out.status) {
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 case NGX_HTTP_BAD_REQUEST:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	212 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	213 break;
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 case NGX_HTTP_NOT_FOUND:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	216 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	217 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	218
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	219 case NGX_HTTP_INTERNAL_SERVER_ERROR:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	220 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	221 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	222
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	223 default:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	224 status = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	225 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	226 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	227
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	228 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	229
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	230 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	231
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	232 if (r->headers_out.server == NULL) {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	233 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	234 }
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 if (r->headers_out.date == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	237 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	238 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	239
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	240 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	241 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	242
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	243 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	244 && r->headers_out.charset.len)
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 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	247 }
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	250 if (r->headers_out.content_length == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	251 && r->headers_out.content_length_n >= 0)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	252 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	253 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	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.last_modified == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	257 && r->headers_out.last_modified_time != -1)
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_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	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 fc = r->connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	263
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	264 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	265
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	266 if (r->headers_out.location->value.data[0] == '/') {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	267 if (clcf->server_name_in_redirect) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	268 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	269 host = cscf->server_name;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	270
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	271 } else if (r->headers_in.server.len) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	272 host = r->headers_in.server;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	273
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	274 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	275 host.len = NGX_SOCKADDR_STRLEN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	276 host.data = addr;
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 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	279 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	280 }
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	283 switch (fc->local_sockaddr->sa_family) {
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 #if (NGX_HAVE_INET6)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	286 case AF_INET6:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	287 sin6 = (struct sockaddr_in6 *) fc->local_sockaddr;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	288 port = ntohs(sin6->sin6_port);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	289 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	290 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	291 #if (NGX_HAVE_UNIX_DOMAIN)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	292 case AF_UNIX:
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	293 port = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	294 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	295 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	296 default: /* AF_INET */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	297 sin = (struct sockaddr_in *) fc->local_sockaddr;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	298 port = ntohs(sin->sin_port);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	299 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	300 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	301
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	302 location.len = sizeof("https://") - 1 + host.len
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	303 + r->headers_out.location->value.len;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	304
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	305 if (clcf->port_in_redirect) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	306
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	307 #if (NGX_HTTP_SSL)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	308 if (fc->ssl)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	309 port = (port == 443) ? 0 : port;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	310 else
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	311 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	312 port = (port == 80) ? 0 : port;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	313
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	314 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	315 port = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	316 }
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 if (port) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	319 location.len += sizeof(":65535") - 1;
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 location.data = ngx_pnalloc(r->pool, location.len);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	323 if (location.data == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	324 return NGX_ERROR;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	327 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	328
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	329 #if (NGX_HTTP_SSL)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	330 if (fc->ssl) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	331 *p++ = 's';
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 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	334
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	335 p++ = ':'; p++ = '/'; *p++ = '/';
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	336 p = ngx_cpymem(p, host.data, host.len);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	337
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	338 if (port) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	339 p = ngx_sprintf(p, ":%ui", port);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	340 }
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 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	343 r->headers_out.location->value.len);
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 /* 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	346
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	347 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	348 r->headers_out.location->value.data = location.data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	349 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	350 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	351
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	352 r->headers_out.location->hash = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	353
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	354 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	355 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	356
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	357 tmp_len = len;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	358
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	359 #if (NGX_HTTP_GZIP)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	360 if (r->gzip_vary) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	361 if (clcf->gzip_vary) {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	362 len += 1 + sizeof(accept_encoding);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	363
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	364 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	365 r->gzip_vary = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	366 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	367 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	368 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	369
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	370 part = &r->headers_out.headers.part;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	371 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	372
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	373 for (i = 0; /* void */; i++) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	374
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	375 if (i >= part->nelts) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	376 if (part->next == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	377 break;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	380 part = part->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	381 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	382 i = 0;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	385 if (header[i].hash == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	386 continue;
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].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	390 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	391 "too long response header name: \"%V\"",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	392 &header[i].key);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	393 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	394 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	395
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	396 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	397 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	398 "too long response header value: \"%V: %V\"",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	399 &header[i].key, &header[i].value);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	400 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	401 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	402
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	403 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	404 + 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	405
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	406 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	407 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	408 }
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].value.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].value.len;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	412 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	413 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	414
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	415 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	416 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	417
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	418 if (pos == NULL \|\| tmp == NULL) {
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	419 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	420 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	421
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	422 start = pos;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	423
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	424 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	425 "http2 output header: \":status: %03ui\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	426 r->headers_out.status);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	427
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	428 if (status) {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	429 *pos++ = status;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	430
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	431 } else {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	432 *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	433 *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	434 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	435 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	436
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	437 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	438 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	439 "http2 output header: \"server: %s\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	440 clcf->server_tokens ? NGINX_VER : "nginx");
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	441
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	442 *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	443
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	444 if (clcf->server_tokens) {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	445 if (nginx_ver[0] == '\0') {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	446 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	447 sizeof(NGINX_VER) - 1, tmp);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	448 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	449 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	450
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	451 pos = ngx_cpymem(pos, nginx_ver, nginx_ver_len);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	452
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	453 } else {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	454 pos = ngx_cpymem(pos, nginx, sizeof(nginx));
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	455 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	456 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	457
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	458 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	459 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	460 "http2 output header: \"date: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	461 &ngx_cached_http_time);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	462
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	463 *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	464 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	465 ngx_cached_http_time.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	466 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	467
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	468 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	469 *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	470
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	471 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	472 && r->headers_out.charset.len)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	473 {
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	474 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	475 + r->headers_out.charset.len;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	476
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	477 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	478 if (p == NULL) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	479 return NGX_ERROR;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	480 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	481
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	482 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	483 r->headers_out.content_type.len);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	484
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	485 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	486
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	487 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	488 r->headers_out.charset.len);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	489
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	490 /* 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	491
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	492 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	493 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	494 }
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	495
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	496 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	497 "http2 output header: \"content-type: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	498 &r->headers_out.content_type);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	499
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	500 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	501 r->headers_out.content_type.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	502 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	503
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	504 if (r->headers_out.content_length == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	505 && r->headers_out.content_length_n >= 0)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	506 {
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	507 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	508 "http2 output header: \"content-length: %O\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	509 r->headers_out.content_length_n);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	510
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	511 *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	512
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	513 p = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	514 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	515 *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	516 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	517
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	518 if (r->headers_out.last_modified == NULL
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	519 && r->headers_out.last_modified_time != -1)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	520 {
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	521 *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	522
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	523 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	524 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	525
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	526 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	527 "http2 output header: \"last-modified: %*s\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	528 len, pos);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	529
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	530 /*
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	531 * 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	532 * 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	533 */
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	534 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	535 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	536
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	537 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	538 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	539 "http2 output header: \"location: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	540 &r->headers_out.location->value);
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	541
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	542 *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	543 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	544 r->headers_out.location->value.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	545 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	546
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	547 #if (NGX_HTTP_GZIP)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	548 if (r->gzip_vary) {
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	549 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	550 "http2 output header: \"vary: Accept-Encoding\"");
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	551
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	552 *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	553 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	554 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	555 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	556
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	557 part = &r->headers_out.headers.part;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	558 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	559
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	560 for (i = 0; /* void */; i++) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	561
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	562 if (i >= part->nelts) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	563 if (part->next == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	564 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	565 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	566
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	567 part = part->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	568 header = part->elts;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	569 i = 0;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	572 if (header[i].hash == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	573 continue;
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
6401 6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	576 #if (NGX_DEBUG)
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	577 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	578 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	579
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	580 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	581 "http2 output header: \"%*s: %V\"",
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	582 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	583 }
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	584 #endif
6812ca9a8002 HTTP/2: added debug logging of response headers. Valentin Bartenev <vbart@nginx.com> parents: 6400 diff changeset	585
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	586 *pos++ = 0;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	587
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	588 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	589 header[i].key.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	590
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	591 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	592 header[i].value.len, tmp);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	593 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	594
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	595 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	596 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	597 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	598 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	599
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	600 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	601
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	602 cln = ngx_http_cleanup_add(r, 0);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	603 if (cln == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	604 return NGX_ERROR;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	607 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	608 cln->data = r->stream;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	609
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	610 r->stream->queued = 1;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	611
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	612 fc->send_chain = ngx_http_v2_send_chain;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	613 fc->need_last_buf = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	614
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	615 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	616 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	617
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	618
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	619 static u_char *
6395 ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	620 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	621 ngx_uint_t lower)
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	622 {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	623 size_t hlen;
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	624
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	625 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	626
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	627 if (hlen > 0) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	628 *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	629 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	630 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	631 }
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	632
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	633 *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	634 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	635
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	636 if (lower) {
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	637 ngx_strlow(dst, src, len);
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	638 return dst + 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
ba3c2ca21aa5 HTTP/2: implemented HPACK Huffman encoding for response headers. Valentin Bartenev <vbart@nginx.com> parents: 6377 diff changeset	641 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	642 }
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 static u_char *
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	646 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	647 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	648 if (value < prefix) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	649 *pos++ \|= value;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	650 return pos;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	653 *pos++ \|= prefix;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	654 value -= prefix;
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 while (value >= 128) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	657 *pos++ = value % 128 + 128;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	658 value /= 128;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	661 *pos++ = (u_char) value;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	662
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	663 return pos;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	666
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	667 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	668 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	669 u_char *end)
6246 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 u_char type, flags;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	672 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	673 ngx_buf_t *b;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	674 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	675 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	676 ngx_http_v2_out_frame_t *frame;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	677
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	678 stream = r->stream;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	679 rest = end - pos;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	680
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	681 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	682 if (frame == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	683 return NULL;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	684 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	685
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	686 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	687 frame->stream = stream;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	688 frame->length = rest;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	689 frame->blocked = 1;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	690 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	691
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	692 ll = &frame->first;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	693
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	694 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	695 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	696 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	697
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	698 for ( ;; ) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	699 if (rest <= frame_size) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	700 frame_size = rest;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	701 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	702 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	703
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	704 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	705 if (b == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	706 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	707 }
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	708
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	709 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	710 *b->last++ = flags;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	711 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	712
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	713 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	714
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	715 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	716 if (cl == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	717 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	718 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	719
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	720 cl->buf = b;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	721
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	722 *ll = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	723 ll = &cl->next;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	724
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	725 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	726 if (b == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	727 return NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	728 }
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	729
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	730 b->pos = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	731
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	732 pos += frame_size;
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->last = pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	735 b->start = b->pos;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	736 b->end = b->last;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	737 b->temporary = 1;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	738
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	739 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	740 if (cl == NULL) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	741 return NULL;
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
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	744 cl->buf = b;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	745
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	746 *ll = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	747 ll = &cl->next;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	748
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	749 rest -= frame_size;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	750
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	751 if (rest) {
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	752 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	753 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	754 continue;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	755 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	756
6277 b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	757 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	758 cl->next = NULL;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	759 frame->last = cl;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	760
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	761 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	762 "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	763 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	764
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	765 return frame;
b930e598a199 HTTP/2: fixed splitting of response headers on CONTINUATION frames. Valentin Bartenev <vbart@nginx.com> parents: 6276 diff changeset	766 }
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	767 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	768
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	769
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	770 static ngx_chain_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	771 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	772 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	773 off_t size, offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	774 size_t rest, frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	775 ngx_chain_t cl, out, **ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	776 ngx_http_request_t *r;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	777 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	778 ngx_http_v2_loc_conf_t *h2lcf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	779 ngx_http_v2_out_frame_t *frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	780 ngx_http_v2_connection_t *h2c;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	781
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	782 r = fc->data;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	783 stream = r->stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	784
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	785 #if (NGX_SUPPRESS_WARN)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	786 size = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	787 #endif
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 while (in) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	790 size = ngx_buf_size(in->buf);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	791
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	792 if (size \|\| in->buf->last_buf) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	793 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	794 }
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 in = in->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	797 }
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 if (in == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	800
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	801 if (stream->queued) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	802 fc->write->delayed = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	803 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	804 fc->buffered &= ~NGX_HTTP_V2_BUFFERED;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	805 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	806
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	807 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	808 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	809
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	810 h2c = stream->connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	811
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	812 if (size && ngx_http_v2_flow_control(h2c, stream) == NGX_DECLINED) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	813 fc->write->delayed = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	814 return in;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	817 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	818 cl = ngx_alloc_chain_link(r->pool);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	819 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	820 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	821 }
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 cl->buf = in->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	824 in->buf = cl->buf->shadow;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	825
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	826 offset = ngx_buf_in_memory(in->buf)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	827 ? (cl->buf->pos - in->buf->pos)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	828 : (cl->buf->file_pos - in->buf->file_pos);
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->next = stream->free_bufs;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	831 stream->free_bufs = cl;
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 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	834 offset = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	835 }
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 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	838 limit = h2c->send_window;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	841 if (limit > stream->send_window) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	842 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	843 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	844
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	845 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	846
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	847 frame_size = (h2lcf->chunk_size < h2c->frame_size)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	848 ? h2lcf->chunk_size : h2c->frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	849
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	850 #if (NGX_SUPPRESS_WARN)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	851 cl = NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	852 #endif
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 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	855 if ((off_t) frame_size > limit) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	856 frame_size = (size_t) limit;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	857 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	858
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	859 ln = &out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	860 rest = frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	861
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	862 while ((off_t) rest >= size) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	863
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	864 if (offset) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	865 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	866 offset, size);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	867 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	868 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	869 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	870
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	871 offset = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	872
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	873 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	874 cl = ngx_alloc_chain_link(r->pool);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	875 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	876 return NGX_CHAIN_ERROR;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	879 cl->buf = in->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	880 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	881
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	882 *ln = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	883 ln = &cl->next;
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 rest -= (size_t) size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	886 in = in->next;
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 if (in == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	889 frame_size -= rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	890 rest = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	891 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	892 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	893
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	894 size = ngx_buf_size(in->buf);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	895 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	896
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	897 if (rest) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	898 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	899 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	900 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	901 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	902
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	903 cl->buf->flush = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	904 cl->buf->last_buf = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	905
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	906 *ln = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	907
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	908 offset += rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	909 size -= rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	910 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	911
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	912 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	913 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	914 return NGX_CHAIN_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	915 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	916
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	917 ngx_http_v2_queue_frame(h2c, frame);
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 h2c->send_window -= frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	920
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	921 stream->send_window -= frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	922 stream->queued++;
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 if (in == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	925 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	926 }
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 limit -= frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	929
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	930 if (limit == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	931 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	932 }
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 if (offset) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	936 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	937 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	938 return NGX_CHAIN_ERROR;
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 in->buf = cl->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	942 ngx_free_chain(r->pool, cl);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	943 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	944
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	945 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	946 return NGX_CHAIN_ERROR;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	949 if (in && ngx_http_v2_flow_control(h2c, stream) == NGX_DECLINED) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	950 fc->write->delayed = 1;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	953 return in;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	957 static ngx_chain_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	958 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	959 off_t offset, off_t size)
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 ngx_buf_t *chunk;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	962 ngx_chain_t *cl;
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 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	965 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	966 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	967 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	968
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	969 chunk = cl->buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	970
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	971 ngx_memcpy(chunk, buf, sizeof(ngx_buf_t));
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	972
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	973 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	974 chunk->shadow = buf;
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 if (ngx_buf_in_memory(chunk)) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	977 chunk->pos += offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	978 chunk->last = chunk->pos + size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	979 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	980
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	981 if (chunk->in_file) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	982 chunk->file_pos += offset;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	983 chunk->file_last = chunk->file_pos + size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	984 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	985
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	986 return cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	987 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	988
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	989
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	990 static ngx_http_v2_out_frame_t *
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	991 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	992 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	993 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	994 u_char flags;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	995 ngx_buf_t *buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	996 ngx_chain_t *cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	997 ngx_http_v2_out_frame_t *frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	998
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	999
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1000 frame = stream->free_frames;
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 if (frame) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1003 stream->free_frames = frame->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1004
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1005 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1006 frame = ngx_palloc(stream->request->pool,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1007 sizeof(ngx_http_v2_out_frame_t));
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1008 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1009 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1010 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1011 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1012
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1013 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	1014
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1015 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	1016 "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	1017 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	1018
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1019 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	1020 &stream->free_frame_headers);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1021 if (cl == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1022 return NULL;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1023 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1024
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1025 buf = cl->buf;
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 if (!buf->start) {
6251 cbb8c32f78b5 Style. Maxim Dounin <mdounin@mdounin.ru> parents: 6246 diff changeset	1028 buf->start = ngx_palloc(stream->request->pool,
cbb8c32f78b5 Style. Maxim Dounin <mdounin@mdounin.ru> parents: 6246 diff changeset	1029 NGX_HTTP_V2_FRAME_HEADER_SIZE);
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1030 if (buf->start == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1031 return NULL;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1034 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	1035 buf->last = buf->end;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1036
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1037 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	1038 buf->memory = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1039 }
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 buf->pos = buf->start;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1042 buf->last = buf->pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1043
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1044 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	1045 NGX_HTTP_V2_DATA_FRAME);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1046 *buf->last++ = flags;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1047
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1048 buf->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	1049
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1050 cl->next = first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1051 first = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1052
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1053 last->buf->flush = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1054
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1055 frame->first = first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1056 frame->last = last;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1057 frame->handler = ngx_http_v2_data_frame_handler;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1058 frame->stream = stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1059 frame->length = len;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1060 frame->blocked = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1061 frame->fin = last->buf->last_buf;
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 return frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1064 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1065
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1066
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1067 static ngx_inline ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1068 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	1069 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1070 stream->blocked = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1071
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1072 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	1073 fc->error = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1074 return NGX_ERROR;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1075 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1076
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1077 stream->blocked = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1078
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1079 if (stream->queued) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1080 fc->buffered \|= NGX_HTTP_V2_BUFFERED;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1081 fc->write->delayed = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1082 return NGX_AGAIN;
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 fc->buffered &= ~NGX_HTTP_V2_BUFFERED;
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 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1088 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1089
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1090
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1091 static ngx_inline ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1092 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	1093 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1094 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1095 if (stream->send_window <= 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1096 stream->exhausted = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1097 return NGX_DECLINED;
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 if (h2c->send_window == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1101 ngx_http_v2_waiting_queue(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1102 return NGX_DECLINED;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1105 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1106 }
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 static void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1110 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	1111 ngx_http_v2_stream_t *stream)
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 ngx_queue_t *q;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1114 ngx_http_v2_stream_t *s;
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 if (stream->handled) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1117 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1118 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1119
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1120 stream->handled = 1;
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 for (q = ngx_queue_last(&h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1123 q != ngx_queue_sentinel(&h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1124 q = ngx_queue_prev(q))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1125 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1126 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	1127
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1128 if (s->node->rank < stream->node->rank
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1129 \|\| (s->node->rank == stream->node->rank
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1130 && s->node->rel_weight >= stream->node->rel_weight))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1131 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1132 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1133 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1134 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1135
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1136 ngx_queue_insert_after(q, &stream->queue);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1137 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1138
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1139
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 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1142 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	1143 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1144 {
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1145 ngx_chain_t cl, ln;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1146 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1147
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1148 stream = frame->stream;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1149 cl = frame->first;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1150
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1151 for ( ;; ) {
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1152 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	1153 frame->first = cl;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1154
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1155 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	1156 "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	1157 stream->node->id, frame);
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1158
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1159 return NGX_AGAIN;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1160 }
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1161
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1162 ln = cl->next;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1163
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1164 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	1165 cl->next = stream->free_frame_headers;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1166 stream->free_frame_headers = cl;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1167
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1168 } else {
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1169 cl->next = stream->free_bufs;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1170 stream->free_bufs = cl;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1171 }
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1172
6292 f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1173 if (cl == frame->last) {
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1174 break;
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1175 }
f72d3129cd35 HTTP/2: fixed handling of output HEADERS frames. Valentin Bartenev <vbart@nginx.com> parents: 6279 diff changeset	1176
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1177 cl = ln;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1178 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1179
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1180 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	1181 "http2:%ui HEADERS frame %p was sent",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1182 stream->node->id, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1183
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1184 ngx_http_v2_handle_frame(stream, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1185
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1186 ngx_http_v2_handle_stream(h2c, stream);
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 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1189 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1190
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1191
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1192 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1193 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	1194 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1195 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1196 ngx_buf_t *buf;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1197 ngx_chain_t cl, ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1198 ngx_http_v2_stream_t *stream;
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 stream = frame->stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1201
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1202 cl = frame->first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1203
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1204 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	1205
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1206 if (cl->buf->pos != cl->buf->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1207 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	1208 "http2:%ui DATA frame %p was sent partially",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1209 stream->node->id, frame);
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 return NGX_AGAIN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1212 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1213
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1214 ln = cl->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1215
6293 ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1216 cl->next = stream->free_frame_headers;
ec6b07be88a5 HTTP/2: reused HEADERS and CONTINUATION frames buffers. Valentin Bartenev <vbart@nginx.com> parents: 6292 diff changeset	1217 stream->free_frame_headers = cl;
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1218
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1219 if (cl == frame->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1220 goto done;
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 cl = ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1224 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1225
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1226 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1227 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	1228 buf = cl->buf->shadow;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1229
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1230 if (ngx_buf_in_memory(buf)) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1231 buf->pos = cl->buf->pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1232 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1233
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1234 if (buf->in_file) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1235 buf->file_pos = cl->buf->file_pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1236 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1237 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1238
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1239 if (ngx_buf_size(cl->buf) != 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1240
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1241 if (cl != frame->first) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1242 frame->first = cl;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1243 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1244 }
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 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	1247 "http2:%ui DATA frame %p was sent partially",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1248 stream->node->id, frame);
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 return NGX_AGAIN;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1251 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1252
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1253 ln = cl->next;
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 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	1256 cl->next = stream->free_bufs;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1257 stream->free_bufs = cl;
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 } else {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1260 ngx_free_chain(stream->request->pool, cl);
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1263 if (cl == frame->last) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1264 goto done;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1265 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1266
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1267 cl = ln;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1268 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1269
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1270 done:
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 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	1273 "http2:%ui DATA frame %p was sent",
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1274 stream->node->id, frame);
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 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	1277
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1278 ngx_http_v2_handle_frame(stream, frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1279
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1280 ngx_http_v2_handle_stream(h2c, stream);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1281
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1282 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1283 }
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1286 static ngx_inline void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1287 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	1288 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1289 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1290 ngx_http_request_t *r;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1291
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1292 r = stream->request;
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 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	1295
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1296 if (frame->fin) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1297 stream->out_closed = 1;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1300 frame->next = stream->free_frames;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1301 stream->free_frames = frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1302
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1303 stream->queued--;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1306
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1307 static ngx_inline void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1308 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	1309 ngx_http_v2_stream_t *stream)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1310 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1311 ngx_event_t *wev;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1312
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1313 if (stream->handled \|\| stream->blocked \|\| stream->exhausted) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1314 return;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1317 wev = stream->request->connection->write;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1318
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1319 /*
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1320 * This timer can only be set if the stream was delayed because of rate
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1321 * limit. In that case the event should be triggered by the timer.
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1322 */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1323
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1324 if (!wev->timer_set) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1325 wev->delayed = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1326
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1327 stream->handled = 1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1328 ngx_queue_insert_tail(&h2c->posted, &stream->queue);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1329 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1330 }
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 static void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1334 ngx_http_v2_filter_cleanup(void *data)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1335 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1336 ngx_http_v2_stream_t *stream = 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 size_t window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1339 ngx_http_v2_out_frame_t frame, *fn;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1340 ngx_http_v2_connection_t *h2c;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1341
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1342 if (stream->handled) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1343 stream->handled = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1344 ngx_queue_remove(&stream->queue);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1345 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1346
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1347 if (stream->queued == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1348 return;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1349 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1350
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1351 window = 0;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1352 h2c = stream->connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1353 fn = &h2c->last_out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1354
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1355 for ( ;; ) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1356 frame = *fn;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1357
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1358 if (frame == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1359 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1360 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1361
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1362 if (frame->stream == stream && !frame->blocked) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1363 *fn = frame->next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1364
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1365 window += frame->length;
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 if (--stream->queued == 0) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1368 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1369 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1370
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1371 continue;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1374 fn = &frame->next;
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
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1377 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	1378 ngx_queue_add(&h2c->posted, &h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1379 ngx_queue_init(&h2c->waiting);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1380 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1381
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1382 h2c->send_window += window;
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
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 static ngx_int_t
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1387 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	1388 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1389 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	1390 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	1391
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1392 return NGX_OK;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1393 }

Mercurial > hg > nginx

annotate src/http/v2/ngx_http_v2_filter_module.c @ 6401:6812ca9a8002