nginx: src/http/v3/ngx_http_v3_filter

annotate src/http/v3/ngx_http_v3_filter_module.c @ 9208:2ed3f57dca0a

QUIC: fixed unsent MTU probe acknowledgement. Previously if an MTU probe send failed early in ngx_quic_frame_sendto() due to allocation error or congestion control, the application level packet number was not increased, but was still saved as MTU probe packet number. Later when a packet with this number was acknowledged, the unsent MTU probe was acknowledged as well. This could result in discovering a bigger MTU than supported by the path, which could lead to EMSGSIZE (Message too long) errors while sending further packets. The problem existed since PMTUD was introduced in 58afcd72446f (1.25.2). Back then only the unlikely memory allocation error could trigger it. However in efcdaa66df2e congestion control was added to ngx_quic_frame_sendto() which can now trigger the issue with a higher probability.

author	Roman Arutyunyan <arut@nginx.com>
date	Wed, 14 Feb 2024 16:56:28 +0400
parents	f91dc350be9f
children	23f109f0facc

rev	line source
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	1
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	2 /*
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	3 * Copyright (C) Roman Arutyunyan
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	4 * Copyright (C) Nginx, Inc.
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	5 */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	6
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	7
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	8 #include <ngx_config.h>
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	9 #include <ngx_core.h>
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	10 #include <ngx_http.h>
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	11
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	12
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	13 /* static table indices */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	14 #define NGX_HTTP_V3_HEADER_AUTHORITY 0
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	15 #define NGX_HTTP_V3_HEADER_PATH_ROOT 1
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	16 #define NGX_HTTP_V3_HEADER_CONTENT_LENGTH_ZERO 4
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	17 #define NGX_HTTP_V3_HEADER_DATE 6
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	18 #define NGX_HTTP_V3_HEADER_LAST_MODIFIED 10
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	19 #define NGX_HTTP_V3_HEADER_LOCATION 12
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	20 #define NGX_HTTP_V3_HEADER_METHOD_GET 17
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	21 #define NGX_HTTP_V3_HEADER_SCHEME_HTTP 22
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	22 #define NGX_HTTP_V3_HEADER_SCHEME_HTTPS 23
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	23 #define NGX_HTTP_V3_HEADER_STATUS_200 25
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	24 #define NGX_HTTP_V3_HEADER_ACCEPT_ENCODING 31
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	25 #define NGX_HTTP_V3_HEADER_CONTENT_TYPE_TEXT_PLAIN 53
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	26 #define NGX_HTTP_V3_HEADER_VARY_ACCEPT_ENCODING 59
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	27 #define NGX_HTTP_V3_HEADER_ACCEPT_LANGUAGE 72
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	28 #define NGX_HTTP_V3_HEADER_SERVER 92
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	29 #define NGX_HTTP_V3_HEADER_USER_AGENT 95
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	30
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	31
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	32 typedef struct {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	33 ngx_chain_t *free;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	34 ngx_chain_t *busy;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	35 } ngx_http_v3_filter_ctx_t;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	36
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	37
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	38 static ngx_int_t ngx_http_v3_header_filter(ngx_http_request_t *r);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	39 static ngx_int_t ngx_http_v3_body_filter(ngx_http_request_t *r,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	40 ngx_chain_t *in);
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	41 static ngx_chain_t ngx_http_v3_create_trailers(ngx_http_request_t r,
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	42 ngx_http_v3_filter_ctx_t *ctx);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	43 static ngx_int_t ngx_http_v3_filter_init(ngx_conf_t *cf);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	44
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	45
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	46 static ngx_http_module_t ngx_http_v3_filter_module_ctx = {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	47 NULL, /* preconfiguration */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	48 ngx_http_v3_filter_init, /* postconfiguration */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	49
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	50 NULL, /* create main configuration */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	51 NULL, /* init main configuration */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	52
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	53 NULL, /* create server configuration */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	54 NULL, /* merge server configuration */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	55
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	56 NULL, /* create location configuration */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	57 NULL /* merge location configuration */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	58 };
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	59
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	60
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	61 ngx_module_t ngx_http_v3_filter_module = {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	62 NGX_MODULE_V1,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	63 &ngx_http_v3_filter_module_ctx, /* module context */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	64 NULL, /* module directives */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	65 NGX_HTTP_MODULE, /* module type */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	66 NULL, /* init master */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	67 NULL, /* init module */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	68 NULL, /* init process */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	69 NULL, /* init thread */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	70 NULL, /* exit thread */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	71 NULL, /* exit process */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	72 NULL, /* exit master */
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	73 NGX_MODULE_V1_PADDING
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	74 };
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	75
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	76
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	77 static ngx_http_output_header_filter_pt ngx_http_next_header_filter;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	78 static ngx_http_output_body_filter_pt ngx_http_next_body_filter;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	79
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	80
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	81 static ngx_int_t
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	82 ngx_http_v3_header_filter(ngx_http_request_t *r)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	83 {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	84 u_char *p;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	85 size_t len, n;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	86 ngx_buf_t *b;
8851 051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	87 ngx_str_t host, location;
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	88 ngx_uint_t i, port;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	89 ngx_chain_t out, hl, cl, *ll;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	90 ngx_list_part_t *part;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	91 ngx_table_elt_t *header;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	92 ngx_connection_t *c;
8881 72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	93 ngx_http_v3_session_t *h3c;
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	94 ngx_http_v3_filter_ctx_t *ctx;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	95 ngx_http_core_loc_conf_t *clcf;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	96 ngx_http_core_srv_conf_t *cscf;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	97 u_char addr[NGX_SOCKADDR_STRLEN];
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	98
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	99 if (r->http_version != NGX_HTTP_VERSION_30) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	100 return ngx_http_next_header_filter(r);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	101 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	102
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	103 if (r->header_sent) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	104 return NGX_OK;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	105 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	106
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	107 r->header_sent = 1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	108
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	109 if (r != r->main) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	110 return NGX_OK;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	111 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	112
8881 72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	113 h3c = ngx_http_v3_get_session(r->connection);
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	114
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	115 if (r->method == NGX_HTTP_HEAD) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	116 r->header_only = 1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	117 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	118
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	119 if (r->headers_out.last_modified_time != -1) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	120 if (r->headers_out.status != NGX_HTTP_OK
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	121 && r->headers_out.status != NGX_HTTP_PARTIAL_CONTENT
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	122 && r->headers_out.status != NGX_HTTP_NOT_MODIFIED)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	123 {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	124 r->headers_out.last_modified_time = -1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	125 r->headers_out.last_modified = NULL;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	126 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	127 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	128
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	129 if (r->headers_out.status == NGX_HTTP_NO_CONTENT) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	130 r->header_only = 1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	131 ngx_str_null(&r->headers_out.content_type);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	132 r->headers_out.last_modified_time = -1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	133 r->headers_out.last_modified = NULL;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	134 r->headers_out.content_length = NULL;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	135 r->headers_out.content_length_n = -1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	136 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	137
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	138 if (r->headers_out.status == NGX_HTTP_NOT_MODIFIED) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	139 r->header_only = 1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	140 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	141
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	142 c = r->connection;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	143
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	144 out = NULL;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	145 ll = &out;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	146
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	147 len = ngx_http_v3_encode_field_section_prefix(NULL, 0, 0, 0);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	148
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	149 if (r->headers_out.status == NGX_HTTP_OK) {
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	150 len += ngx_http_v3_encode_field_ri(NULL, 0,
0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	151 NGX_HTTP_V3_HEADER_STATUS_200);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	152
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	153 } else {
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	154 len += ngx_http_v3_encode_field_lri(NULL, 0,
0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	155 NGX_HTTP_V3_HEADER_STATUS_200,
0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	156 NULL, 3);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	157 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	158
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	159 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	160
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	161 if (r->headers_out.server == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	162 if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	163 n = sizeof(NGINX_VER) - 1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	164
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	165 } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	166 n = sizeof(NGINX_VER_BUILD) - 1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	167
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	168 } else {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	169 n = sizeof("nginx") - 1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	170 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	171
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	172 len += ngx_http_v3_encode_field_lri(NULL, 0,
0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	173 NGX_HTTP_V3_HEADER_SERVER,
0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	174 NULL, n);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	175 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	176
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	177 if (r->headers_out.date == NULL) {
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	178 len += ngx_http_v3_encode_field_lri(NULL, 0, NGX_HTTP_V3_HEADER_DATE,
0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	179 NULL, ngx_cached_http_time.len);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	180 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	181
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	182 if (r->headers_out.content_type.len) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	183 n = r->headers_out.content_type.len;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	184
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	185 if (r->headers_out.content_type_len == r->headers_out.content_type.len
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	186 && r->headers_out.charset.len)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	187 {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	188 n += sizeof("; charset=") - 1 + r->headers_out.charset.len;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	189 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	190
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	191 len += ngx_http_v3_encode_field_lri(NULL, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	192 NGX_HTTP_V3_HEADER_CONTENT_TYPE_TEXT_PLAIN,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	193 NULL, n);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	194 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	195
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	196 if (r->headers_out.content_length == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	197 if (r->headers_out.content_length_n > 0) {
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	198 len += ngx_http_v3_encode_field_lri(NULL, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	199 NGX_HTTP_V3_HEADER_CONTENT_LENGTH_ZERO,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	200 NULL, NGX_OFF_T_LEN);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	201
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	202 } else if (r->headers_out.content_length_n == 0) {
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	203 len += ngx_http_v3_encode_field_ri(NULL, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	204 NGX_HTTP_V3_HEADER_CONTENT_LENGTH_ZERO);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	205 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	206 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	207
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	208 if (r->headers_out.last_modified == NULL
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	209 && r->headers_out.last_modified_time != -1)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	210 {
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	211 len += ngx_http_v3_encode_field_lri(NULL, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	212 NGX_HTTP_V3_HEADER_LAST_MODIFIED, NULL,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	213 sizeof("Mon, 28 Sep 1970 06:00:00 GMT") - 1);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	214 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	215
8851 051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	216 if (r->headers_out.location && r->headers_out.location->value.len) {
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	217
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	218 if (r->headers_out.location->value.data[0] == '/'
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	219 && clcf->absolute_redirect)
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	220 {
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	221 if (clcf->server_name_in_redirect) {
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	222 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module);
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	223 host = cscf->server_name;
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	224
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	225 } else if (r->headers_in.server.len) {
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	226 host = r->headers_in.server;
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	227
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	228 } else {
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	229 host.len = NGX_SOCKADDR_STRLEN;
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	230 host.data = addr;
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	231
8851 051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	232 if (ngx_connection_local_sockaddr(c, &host, 0) != NGX_OK) {
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	233 return NGX_ERROR;
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	234 }
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	235 }
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	236
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	237 port = ngx_inet_get_port(c->local_sockaddr);
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	238
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	239 location.len = sizeof("https://") - 1 + host.len
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	240 + r->headers_out.location->value.len;
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	241
8851 051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	242 if (clcf->port_in_redirect) {
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	243 port = (port == 443) ? 0 : port;
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	244
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	245 } else {
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	246 port = 0;
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	247 }
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	248
8851 051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	249 if (port) {
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	250 location.len += sizeof(":65535") - 1;
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	251 }
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	252
8851 051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	253 location.data = ngx_pnalloc(r->pool, location.len);
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	254 if (location.data == NULL) {
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	255 return NGX_ERROR;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	256 }
8851 051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	257
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	258 p = ngx_cpymem(location.data, "https://", sizeof("https://") - 1);
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	259 p = ngx_cpymem(p, host.data, host.len);
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	260
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	261 if (port) {
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	262 p = ngx_sprintf(p, ":%ui", port);
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	263 }
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	264
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	265 p = ngx_cpymem(p, r->headers_out.location->value.data,
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	266 r->headers_out.location->value.len);
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	267
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	268 /* update r->headers_out.location->value for possible logging */
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	269
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	270 r->headers_out.location->value.len = p - location.data;
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	271 r->headers_out.location->value.data = location.data;
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	272 ngx_str_set(&r->headers_out.location->key, "Location");
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	273 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	274
8851 051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	275 r->headers_out.location->hash = 0;
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	276
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	277 len += ngx_http_v3_encode_field_lri(NULL, 0,
8851 051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	278 NGX_HTTP_V3_HEADER_LOCATION, NULL,
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	279 r->headers_out.location->value.len);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	280 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	281
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	282 #if (NGX_HTTP_GZIP)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	283 if (r->gzip_vary) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	284 if (clcf->gzip_vary) {
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	285 len += ngx_http_v3_encode_field_ri(NULL, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	286 NGX_HTTP_V3_HEADER_VARY_ACCEPT_ENCODING);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	287
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	288 } else {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	289 r->gzip_vary = 0;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	290 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	291 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	292 #endif
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	293
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	294 part = &r->headers_out.headers.part;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	295 header = part->elts;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	296
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	297 for (i = 0; /* void */; i++) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	298
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	299 if (i >= part->nelts) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	300 if (part->next == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	301 break;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	302 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	303
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	304 part = part->next;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	305 header = part->elts;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	306 i = 0;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	307 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	308
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	309 if (header[i].hash == 0) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	310 continue;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	311 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	312
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	313 len += ngx_http_v3_encode_field_l(NULL, &header[i].key,
0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	314 &header[i].value);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	315 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	316
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	317 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 header len:%uz", len);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	318
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	319 b = ngx_create_temp_buf(r->pool, len);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	320 if (b == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	321 return NGX_ERROR;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	322 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	323
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	324 b->last = (u_char *) ngx_http_v3_encode_field_section_prefix(b->last,
0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	325 0, 0, 0);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	326
8852 8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	327 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0,
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	328 "http3 output header: \":status: %03ui\"",
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	329 r->headers_out.status);
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	330
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	331 if (r->headers_out.status == NGX_HTTP_OK) {
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	332 b->last = (u_char *) ngx_http_v3_encode_field_ri(b->last, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	333 NGX_HTTP_V3_HEADER_STATUS_200);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	334
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	335 } else {
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	336 b->last = (u_char *) ngx_http_v3_encode_field_lri(b->last, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	337 NGX_HTTP_V3_HEADER_STATUS_200,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	338 NULL, 3);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	339 b->last = ngx_sprintf(b->last, "%03ui", r->headers_out.status);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	340 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	341
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	342 if (r->headers_out.server == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	343 if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	344 p = (u_char *) NGINX_VER;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	345 n = sizeof(NGINX_VER) - 1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	346
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	347 } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	348 p = (u_char *) NGINX_VER_BUILD;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	349 n = sizeof(NGINX_VER_BUILD) - 1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	350
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	351 } else {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	352 p = (u_char *) "nginx";
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	353 n = sizeof("nginx") - 1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	354 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	355
8852 8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	356 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0,
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	357 "http3 output header: \"server: %*s\"", n, p);
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	358
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	359 b->last = (u_char *) ngx_http_v3_encode_field_lri(b->last, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	360 NGX_HTTP_V3_HEADER_SERVER,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	361 p, n);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	362 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	363
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	364 if (r->headers_out.date == NULL) {
8852 8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	365 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0,
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	366 "http3 output header: \"date: %V\"",
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	367 &ngx_cached_http_time);
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	368
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	369 b->last = (u_char *) ngx_http_v3_encode_field_lri(b->last, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	370 NGX_HTTP_V3_HEADER_DATE,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	371 ngx_cached_http_time.data,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	372 ngx_cached_http_time.len);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	373 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	374
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	375 if (r->headers_out.content_type.len) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	376 if (r->headers_out.content_type_len == r->headers_out.content_type.len
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	377 && r->headers_out.charset.len)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	378 {
8849 2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	379 n = r->headers_out.content_type.len + sizeof("; charset=") - 1
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	380 + r->headers_out.charset.len;
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	381
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	382 p = ngx_pnalloc(r->pool, n);
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	383 if (p == NULL) {
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	384 return NGX_ERROR;
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	385 }
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	386
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	387 p = ngx_cpymem(p, r->headers_out.content_type.data,
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	388 r->headers_out.content_type.len);
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	389
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	390 p = ngx_cpymem(p, "; charset=", sizeof("; charset=") - 1);
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	391
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	392 p = ngx_cpymem(p, r->headers_out.charset.data,
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	393 r->headers_out.charset.len);
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	394
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	395 /* updated r->headers_out.content_type is also needed for logging */
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	396
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	397 r->headers_out.content_type.len = n;
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	398 r->headers_out.content_type.data = p - n;
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	399 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	400
8852 8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	401 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0,
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	402 "http3 output header: \"content-type: %V\"",
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	403 &r->headers_out.content_type);
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	404
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	405 b->last = (u_char *) ngx_http_v3_encode_field_lri(b->last, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	406 NGX_HTTP_V3_HEADER_CONTENT_TYPE_TEXT_PLAIN,
8849 2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	407 r->headers_out.content_type.data,
2cb697e7d77f HTTP/3: Huffman encoding for the Content-Type response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8818 diff changeset	408 r->headers_out.content_type.len);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	409 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	410
8852 8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	411 if (r->headers_out.content_length == NULL
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	412 && r->headers_out.content_length_n >= 0)
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	413 {
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	414 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0,
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	415 "http3 output header: \"content-length: %O\"",
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	416 r->headers_out.content_length_n);
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	417
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	418 if (r->headers_out.content_length_n > 0) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	419 p = ngx_sprintf(b->last, "%O", r->headers_out.content_length_n);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	420 n = p - b->last;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	421
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	422 b->last = (u_char *) ngx_http_v3_encode_field_lri(b->last, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	423 NGX_HTTP_V3_HEADER_CONTENT_LENGTH_ZERO,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	424 NULL, n);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	425
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	426 b->last = ngx_sprintf(b->last, "%O",
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	427 r->headers_out.content_length_n);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	428
8852 8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	429 } else {
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	430 b->last = (u_char *) ngx_http_v3_encode_field_ri(b->last, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	431 NGX_HTTP_V3_HEADER_CONTENT_LENGTH_ZERO);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	432 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	433 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	434
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	435 if (r->headers_out.last_modified == NULL
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	436 && r->headers_out.last_modified_time != -1)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	437 {
8850 355461f0cc3b HTTP/3: Huffman encoding for the Last-Modified response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8849 diff changeset	438 n = sizeof("Mon, 28 Sep 1970 06:00:00 GMT") - 1;
355461f0cc3b HTTP/3: Huffman encoding for the Last-Modified response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8849 diff changeset	439
355461f0cc3b HTTP/3: Huffman encoding for the Last-Modified response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8849 diff changeset	440 p = ngx_pnalloc(r->pool, n);
355461f0cc3b HTTP/3: Huffman encoding for the Last-Modified response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8849 diff changeset	441 if (p == NULL) {
355461f0cc3b HTTP/3: Huffman encoding for the Last-Modified response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8849 diff changeset	442 return NGX_ERROR;
355461f0cc3b HTTP/3: Huffman encoding for the Last-Modified response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8849 diff changeset	443 }
355461f0cc3b HTTP/3: Huffman encoding for the Last-Modified response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8849 diff changeset	444
355461f0cc3b HTTP/3: Huffman encoding for the Last-Modified response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8849 diff changeset	445 ngx_http_time(p, r->headers_out.last_modified_time);
355461f0cc3b HTTP/3: Huffman encoding for the Last-Modified response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8849 diff changeset	446
8852 8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	447 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0,
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	448 "http3 output header: \"last-modified: %*s\"", n, p);
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	449
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	450 b->last = (u_char *) ngx_http_v3_encode_field_lri(b->last, 0,
8850 355461f0cc3b HTTP/3: Huffman encoding for the Last-Modified response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8849 diff changeset	451 NGX_HTTP_V3_HEADER_LAST_MODIFIED,
355461f0cc3b HTTP/3: Huffman encoding for the Last-Modified response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8849 diff changeset	452 p, n);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	453 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	454
8851 051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	455 if (r->headers_out.location && r->headers_out.location->value.len) {
8852 8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	456 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0,
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	457 "http3 output header: \"location: %V\"",
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	458 &r->headers_out.location->value);
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	459
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	460 b->last = (u_char *) ngx_http_v3_encode_field_lri(b->last, 0,
8851 051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	461 NGX_HTTP_V3_HEADER_LOCATION,
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	462 r->headers_out.location->value.data,
051968b73c59 HTTP/3: Huffman encoding for the Location response field. Sergey Kandaurov <pluknet@nginx.com> parents: 8850 diff changeset	463 r->headers_out.location->value.len);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	464 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	465
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	466 #if (NGX_HTTP_GZIP)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	467 if (r->gzip_vary) {
8852 8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	468 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0,
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	469 "http3 output header: \"vary: Accept-Encoding\"");
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	470
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	471 b->last = (u_char *) ngx_http_v3_encode_field_ri(b->last, 0,
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	472 NGX_HTTP_V3_HEADER_VARY_ACCEPT_ENCODING);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	473 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	474 #endif
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	475
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	476 part = &r->headers_out.headers.part;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	477 header = part->elts;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	478
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	479 for (i = 0; /* void */; i++) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	480
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	481 if (i >= part->nelts) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	482 if (part->next == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	483 break;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	484 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	485
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	486 part = part->next;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	487 header = part->elts;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	488 i = 0;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	489 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	490
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	491 if (header[i].hash == 0) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	492 continue;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	493 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	494
8852 8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	495 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0,
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	496 "http3 output header: \"%V: %V\"",
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	497 &header[i].key, &header[i].value);
8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	498
8807 0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	499 b->last = (u_char *) ngx_http_v3_encode_field_l(b->last,
0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	500 &header[i].key,
0ac25efb2da3 HTTP/3: quic-qpack term updates. Sergey Kandaurov <pluknet@nginx.com> parents: 8796 diff changeset	501 &header[i].value);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	502 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	503
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	504 if (r->header_only) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	505 b->last_buf = 1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	506 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	507
8818 07f90cb79fec HTTP/3: use request pool instead of connection pool. Roman Arutyunyan <arut@nginx.com> parents: 8817 diff changeset	508 cl = ngx_alloc_chain_link(r->pool);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	509 if (cl == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	510 return NGX_ERROR;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	511 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	512
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	513 cl->buf = b;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	514 cl->next = NULL;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	515
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	516 n = b->last - b->pos;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	517
8881 72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	518 h3c->payload_bytes += n;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	519
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	520 len = ngx_http_v3_encode_varlen_int(NULL, NGX_HTTP_V3_FRAME_HEADERS)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	521 + ngx_http_v3_encode_varlen_int(NULL, n);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	522
8818 07f90cb79fec HTTP/3: use request pool instead of connection pool. Roman Arutyunyan <arut@nginx.com> parents: 8817 diff changeset	523 b = ngx_create_temp_buf(r->pool, len);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	524 if (b == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	525 return NGX_ERROR;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	526 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	527
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	528 b->last = (u_char *) ngx_http_v3_encode_varlen_int(b->last,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	529 NGX_HTTP_V3_FRAME_HEADERS);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	530 b->last = (u_char *) ngx_http_v3_encode_varlen_int(b->last, n);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	531
8818 07f90cb79fec HTTP/3: use request pool instead of connection pool. Roman Arutyunyan <arut@nginx.com> parents: 8817 diff changeset	532 hl = ngx_alloc_chain_link(r->pool);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	533 if (hl == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	534 return NGX_ERROR;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	535 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	536
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	537 hl->buf = b;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	538 hl->next = cl;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	539
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	540 *ll = hl;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	541 ll = &cl->next;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	542
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	543 if (r->headers_out.content_length_n >= 0
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	544 && !r->header_only && !r->expect_trailers)
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	545 {
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	546 len = ngx_http_v3_encode_varlen_int(NULL, NGX_HTTP_V3_FRAME_DATA)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	547 + ngx_http_v3_encode_varlen_int(NULL,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	548 r->headers_out.content_length_n);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	549
8818 07f90cb79fec HTTP/3: use request pool instead of connection pool. Roman Arutyunyan <arut@nginx.com> parents: 8817 diff changeset	550 b = ngx_create_temp_buf(r->pool, len);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	551 if (b == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	552 return NGX_ERROR;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	553 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	554
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	555 b->last = (u_char *) ngx_http_v3_encode_varlen_int(b->last,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	556 NGX_HTTP_V3_FRAME_DATA);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	557 b->last = (u_char *) ngx_http_v3_encode_varlen_int(b->last,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	558 r->headers_out.content_length_n);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	559
8881 72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	560 h3c->payload_bytes += r->headers_out.content_length_n;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	561 h3c->total_bytes += r->headers_out.content_length_n;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	562
8818 07f90cb79fec HTTP/3: use request pool instead of connection pool. Roman Arutyunyan <arut@nginx.com> parents: 8817 diff changeset	563 cl = ngx_alloc_chain_link(r->pool);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	564 if (cl == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	565 return NGX_ERROR;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	566 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	567
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	568 cl->buf = b;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	569 cl->next = NULL;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	570
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	571 *ll = cl;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	572
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	573 } else {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	574 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_v3_filter_ctx_t));
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	575 if (ctx == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	576 return NGX_ERROR;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	577 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	578
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	579 ngx_http_set_ctx(r, ctx, ngx_http_v3_filter_module);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	580 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	581
8881 72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	582 for (cl = out; cl; cl = cl->next) {
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	583 h3c->total_bytes += cl->buf->last - cl->buf->pos;
9133 f91dc350be9f HTTP/3: fixed $body_bytes_sent. Sergey Kandaurov <pluknet@nginx.com> parents: 9108 diff changeset	584 r->header_size += cl->buf->last - cl->buf->pos;
8881 72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	585 }
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	586
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	587 return ngx_http_write_filter(r, out);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	588 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	589
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	590
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	591 static ngx_int_t
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	592 ngx_http_v3_body_filter(ngx_http_request_t r, ngx_chain_t in)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	593 {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	594 u_char *chunk;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	595 off_t size;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	596 ngx_int_t rc;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	597 ngx_buf_t *b;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	598 ngx_chain_t out, cl, tl, *ll;
8881 72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	599 ngx_http_v3_session_t *h3c;
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	600 ngx_http_v3_filter_ctx_t *ctx;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	601
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	602 if (in == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	603 return ngx_http_next_body_filter(r, in);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	604 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	605
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	606 ctx = ngx_http_get_module_ctx(r, ngx_http_v3_filter_module);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	607 if (ctx == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	608 return ngx_http_next_body_filter(r, in);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	609 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	610
8881 72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	611 h3c = ngx_http_v3_get_session(r->connection);
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	612
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	613 out = NULL;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	614 ll = &out;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	615
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	616 size = 0;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	617 cl = in;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	618
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	619 for ( ;; ) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	620 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	621 "http3 chunk: %O", ngx_buf_size(cl->buf));
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	622
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	623 size += ngx_buf_size(cl->buf);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	624
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	625 if (cl->buf->flush
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	626 \|\| cl->buf->sync
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	627 \|\| ngx_buf_in_memory(cl->buf)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	628 \|\| cl->buf->in_file)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	629 {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	630 tl = ngx_alloc_chain_link(r->pool);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	631 if (tl == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	632 return NGX_ERROR;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	633 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	634
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	635 tl->buf = cl->buf;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	636 *ll = tl;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	637 ll = &tl->next;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	638 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	639
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	640 if (cl->next == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	641 break;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	642 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	643
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	644 cl = cl->next;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	645 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	646
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	647 if (size) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	648 tl = ngx_chain_get_free_buf(r->pool, &ctx->free);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	649 if (tl == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	650 return NGX_ERROR;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	651 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	652
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	653 b = tl->buf;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	654 chunk = b->start;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	655
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	656 if (chunk == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	657 chunk = ngx_palloc(r->pool, NGX_HTTP_V3_VARLEN_INT_LEN * 2);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	658 if (chunk == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	659 return NGX_ERROR;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	660 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	661
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	662 b->start = chunk;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	663 b->end = chunk + NGX_HTTP_V3_VARLEN_INT_LEN * 2;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	664 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	665
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	666 b->tag = (ngx_buf_tag_t) &ngx_http_v3_filter_module;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	667 b->memory = 0;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	668 b->temporary = 1;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	669 b->pos = chunk;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	670
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	671 b->last = (u_char *) ngx_http_v3_encode_varlen_int(chunk,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	672 NGX_HTTP_V3_FRAME_DATA);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	673 b->last = (u_char *) ngx_http_v3_encode_varlen_int(b->last, size);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	674
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	675 tl->next = out;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	676 out = tl;
8881 72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	677
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	678 h3c->payload_bytes += size;
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	679 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	680
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	681 if (cl->buf->last_buf) {
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	682 tl = ngx_http_v3_create_trailers(r, ctx);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	683 if (tl == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	684 return NGX_ERROR;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	685 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	686
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	687 cl->buf->last_buf = 0;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	688
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	689 *ll = tl;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	690
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	691 } else {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	692 *ll = NULL;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	693 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	694
8881 72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	695 for (cl = out; cl; cl = cl->next) {
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	696 h3c->total_bytes += cl->buf->last - cl->buf->pos;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	697 }
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	698
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	699 rc = ngx_http_next_body_filter(r, out);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	700
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	701 ngx_chain_update_chains(r->pool, &ctx->free, &ctx->busy, &out,
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	702 (ngx_buf_tag_t) &ngx_http_v3_filter_module);
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	703
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	704 return rc;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	705 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	706
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	707
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	708 static ngx_chain_t *
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	709 ngx_http_v3_create_trailers(ngx_http_request_t *r,
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	710 ngx_http_v3_filter_ctx_t *ctx)
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	711 {
8881 72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	712 size_t len, n;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	713 u_char *p;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	714 ngx_buf_t *b;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	715 ngx_uint_t i;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	716 ngx_chain_t cl, hl;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	717 ngx_list_part_t *part;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	718 ngx_table_elt_t *header;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	719 ngx_http_v3_session_t *h3c;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	720
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	721 h3c = ngx_http_v3_get_session(r->connection);
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	722
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	723 len = 0;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	724
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	725 part = &r->headers_out.trailers.part;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	726 header = part->elts;
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	727
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	728 for (i = 0; /* void */; i++) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	729
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	730 if (i >= part->nelts) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	731 if (part->next == NULL) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	732 break;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	733 }
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	734
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	735 part = part->next;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	736 header = part->elts;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	737 i = 0;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	738 }
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	739
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	740 if (header[i].hash == 0) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	741 continue;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	742 }
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	743
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	744 len += ngx_http_v3_encode_field_l(NULL, &header[i].key,
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	745 &header[i].value);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	746 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	747
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	748 cl = ngx_chain_get_free_buf(r->pool, &ctx->free);
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	749 if (cl == NULL) {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	750 return NULL;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	751 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	752
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	753 b = cl->buf;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	754
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	755 b->tag = (ngx_buf_tag_t) &ngx_http_v3_filter_module;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	756 b->memory = 0;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	757 b->last_buf = 1;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	758
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	759 if (len == 0) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	760 b->temporary = 0;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	761 b->pos = b->last = NULL;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	762 return cl;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	763 }
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	764
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	765 b->temporary = 1;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	766
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	767 len += ngx_http_v3_encode_field_section_prefix(NULL, 0, 0, 0);
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	768
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	769 b->pos = ngx_palloc(r->pool, len);
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	770 if (b->pos == NULL) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	771 return NULL;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	772 }
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	773
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	774 b->last = (u_char *) ngx_http_v3_encode_field_section_prefix(b->pos,
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	775 0, 0, 0);
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	776
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	777 part = &r->headers_out.trailers.part;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	778 header = part->elts;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	779
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	780 for (i = 0; /* void */; i++) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	781
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	782 if (i >= part->nelts) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	783 if (part->next == NULL) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	784 break;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	785 }
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	786
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	787 part = part->next;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	788 header = part->elts;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	789 i = 0;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	790 }
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	791
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	792 if (header[i].hash == 0) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	793 continue;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	794 }
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	795
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	796 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
8852 8fc9c7f2c533 HTTP/3: added debug logging of response fields. Sergey Kandaurov <pluknet@nginx.com> parents: 8851 diff changeset	797 "http3 output trailer: \"%V: %V\"",
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	798 &header[i].key, &header[i].value);
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	799
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	800 b->last = (u_char *) ngx_http_v3_encode_field_l(b->last,
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	801 &header[i].key,
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	802 &header[i].value);
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	803 }
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	804
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	805 n = b->last - b->pos;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	806
8881 72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	807 h3c->payload_bytes += n;
72b304f6207c HTTP/3: traffic-based flood detection. Roman Arutyunyan <arut@nginx.com> parents: 8868 diff changeset	808
8817 8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	809 hl = ngx_chain_get_free_buf(r->pool, &ctx->free);
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	810 if (hl == NULL) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	811 return NULL;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	812 }
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	813
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	814 b = hl->buf;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	815 p = b->start;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	816
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	817 if (p == NULL) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	818 p = ngx_palloc(r->pool, NGX_HTTP_V3_VARLEN_INT_LEN * 2);
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	819 if (p == NULL) {
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	820 return NULL;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	821 }
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	822
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	823 b->start = p;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	824 b->end = p + NGX_HTTP_V3_VARLEN_INT_LEN * 2;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	825 }
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	826
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	827 b->tag = (ngx_buf_tag_t) &ngx_http_v3_filter_module;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	828 b->memory = 0;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	829 b->temporary = 1;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	830 b->pos = p;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	831
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	832 b->last = (u_char *) ngx_http_v3_encode_varlen_int(p,
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	833 NGX_HTTP_V3_FRAME_HEADERS);
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	834 b->last = (u_char *) ngx_http_v3_encode_varlen_int(b->last, n);
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	835
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	836 hl->next = cl;
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	837
8e8cdb7bfb17 HTTP/3: response trailers support. Roman Arutyunyan <arut@nginx.com> parents: 8807 diff changeset	838 return hl;
8653 1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	839 }
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	840
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	841
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	842 static ngx_int_t
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	843 ngx_http_v3_filter_init(ngx_conf_t *cf)
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	844 {
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	845 ngx_http_next_header_filter = ngx_http_top_header_filter;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	846 ngx_http_top_header_filter = ngx_http_v3_header_filter;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	847
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	848 ngx_http_next_body_filter = ngx_http_top_body_filter;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	849 ngx_http_top_body_filter = ngx_http_v3_body_filter;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	850
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	851 return NGX_OK;
1efee5e4194c HTTP/3: introduced ngx_http_v3_filter. Roman Arutyunyan <arut@nginx.com> parents: diff changeset	852 }

Mercurial > hg > nginx

annotate src/http/v3/ngx_http_v3_filter_module.c @ 9208:2ed3f57dca0a