Proxy: refactored for HTTP/2 support.

1 files changed, 123 insertions, 0 deletions

diff --git a/src/http/modules/ngx_http_proxy_module.h b/src/http/modules/ngx_http_proxy_module.h
new file mode 100644
index 000000000..18f52d930
--- /dev/null
+++ b/src/http/modules/ngx_http_proxy_module.h
@@ -0,0 +1,123 @@
+
+/*
+ * 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_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_uint_t                     host_set;
+
+    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                       legacy:1;
+} 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_ */