nginx/src/http/modules/ngx_http_proxy_module.h

156 lines
4.1 KiB
C

/*
* Copyright (C) Igor Sysoev
* Copyright (C) Nginx, Inc.
*/
#ifndef _NGX_HTTP_PROXY_H_INCLUDED_
#define _NGX_HTTP_PROXY_H_INCLUDED_
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_http.h>
typedef struct {
ngx_array_t caches; /* ngx_http_file_cache_t * */
} ngx_http_proxy_main_conf_t;
typedef struct ngx_http_proxy_rewrite_s ngx_http_proxy_rewrite_t;
typedef ngx_int_t (*ngx_http_proxy_rewrite_pt)(ngx_http_request_t *r,
ngx_str_t *value, size_t prefix, size_t len,
ngx_http_proxy_rewrite_t *pr);
struct ngx_http_proxy_rewrite_s {
ngx_http_proxy_rewrite_pt handler;
union {
ngx_http_complex_value_t complex;
#if (NGX_PCRE)
ngx_http_regex_t *regex;
#endif
} pattern;
ngx_http_complex_value_t replacement;
};
typedef struct {
union {
ngx_http_complex_value_t complex;
#if (NGX_PCRE)
ngx_http_regex_t *regex;
#endif
} cookie;
ngx_array_t flags_values;
ngx_uint_t regex;
} ngx_http_proxy_cookie_flags_t;
typedef struct {
ngx_str_t key_start;
ngx_str_t schema;
ngx_str_t host_header;
ngx_str_t port;
ngx_str_t uri;
} ngx_http_proxy_vars_t;
typedef struct {
ngx_array_t *flushes;
ngx_array_t *lengths;
ngx_array_t *values;
ngx_hash_t hash;
} ngx_http_proxy_headers_t;
typedef struct {
ngx_http_upstream_conf_t upstream;
ngx_array_t *body_flushes;
ngx_array_t *body_lengths;
ngx_array_t *body_values;
ngx_str_t body_source;
ngx_http_proxy_headers_t headers;
#if (NGX_HTTP_CACHE)
ngx_http_proxy_headers_t headers_cache;
#endif
ngx_array_t *headers_source;
ngx_array_t *proxy_lengths;
ngx_array_t *proxy_values;
ngx_array_t *redirects;
ngx_array_t *cookie_domains;
ngx_array_t *cookie_paths;
ngx_array_t *cookie_flags;
ngx_http_complex_value_t *method;
ngx_str_t location;
ngx_str_t url;
#if (NGX_HTTP_CACHE)
ngx_http_complex_value_t cache_key;
#endif
ngx_http_proxy_vars_t vars;
ngx_flag_t redirect;
ngx_uint_t http_version;
ngx_uint_t headers_hash_max_size;
ngx_uint_t headers_hash_bucket_size;
#if (NGX_HTTP_SSL || NGX_COMPAT)
ngx_uint_t ssl;
ngx_uint_t ssl_protocols;
ngx_str_t ssl_ciphers;
ngx_uint_t ssl_verify_depth;
ngx_str_t ssl_trusted_certificate;
ngx_str_t ssl_crl;
ngx_array_t *ssl_conf_commands;
#endif
} ngx_http_proxy_loc_conf_t;
typedef struct {
ngx_http_status_t status;
ngx_http_chunked_t chunked;
ngx_http_proxy_vars_t vars;
off_t internal_body_length;
ngx_chain_t *free;
ngx_chain_t *busy;
ngx_buf_t *trailers;
unsigned head:1;
unsigned internal_chunked:1;
unsigned header_sent:1;
unsigned connection_type:2;
} ngx_http_proxy_ctx_t;
ngx_int_t ngx_http_proxy_eval(ngx_http_request_t *r, ngx_http_proxy_ctx_t *ctx,
ngx_http_proxy_loc_conf_t *plcf);
#if (NGX_HTTP_CACHE)
ngx_int_t ngx_http_proxy_create_key(ngx_http_request_t *r);
#endif
ngx_int_t ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r,
ngx_table_elt_t *h, size_t prefix);
ngx_int_t ngx_http_proxy_rewrite_cookie(ngx_http_request_t *r,
ngx_table_elt_t *h);
extern ngx_module_t ngx_http_proxy_module;
#endif /* _NGX_HTTP_PROXY_H_INCLUDED_ */