Mercurial > hg > nginx

annotate src/http/modules/ngx_http_event_proxy_handler.c @ 21:df7fb216a149

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nginx-0.0.1-2002-12-04-19:29:40 import
author Igor Sysoev <igor@sysoev.ru>
date Wed, 04 Dec 2002 16:29:40 +0000
parents a649c0a0adb3
children aa3b53e74728
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1
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2 #include <ngx_config.h>
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3 #include <ngx_core.h>
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4 #include <ngx_string.h>
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5 #include <ngx_file.h>
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6 #include <ngx_hunk.h>
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7 #include <ngx_event_write.h>
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8 #include <ngx_http.h>
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9 #include <ngx_http_event_proxy_handler.h>
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11 ngx_http_module_t ngx_http_proxy_module;
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14 static ngx_chain_t *ngx_http_proxy_create_request(ngx_http_request_t *r);
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15 static int ngx_http_proxy_connect(ngx_http_request_t *r,
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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16 struct sockaddr_in *addr,
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17 char *addr_text);
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18 static int ngx_http_proxy_send_request(ngx_event_t *ev);
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df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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19 static int ngx_http_proxy_read_response_header(ngx_event_t *ev);
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22 static char conn_close[] = "Connection: close" CRLF;
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25 int ngx_http_proxy_handler(ngx_http_request_t *r)
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26 {
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27 struct sockaddr_in addr;
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28 ngx_chain_t *chain;
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29 ngx_http_proxy_ctx_t *p;
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31 p = (ngx_http_proxy_ctx_t *) ngx_get_module_ctx(r, ngx_http_proxy_module);
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33 if (p == NULL)
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34 ngx_http_create_ctx(r, p, ngx_http_proxy_module,
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35 sizeof(ngx_http_proxy_ctx_t));
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36
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37 chain = ngx_http_proxy_create_request(r);
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38 if (chain == NULL)
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39 return NGX_ERROR;
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40
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41 p->out = chain;
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42
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43 ngx_memzero(&addr, sizeof(struct sockaddr_in));
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44 addr.sin_family = AF_INET;
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45 addr.sin_addr.s_addr = inet_addr("127.0.0.1");
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46 addr.sin_port = htons(9000);
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47
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48 ngx_http_proxy_connect(r, &addr, "connecting to 127.0.0.1:9000");
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49 }
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52 static ngx_chain_t *ngx_http_proxy_create_request(ngx_http_request_t *r)
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53 {
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54 int i;
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55 size_t len;
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56 ngx_hunk_t *hunk;
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57 ngx_chain_t *chain;
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58 ngx_table_elt_t *header;
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60 /* "+ 4" is for "\r\n" after request line and at the header end */
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61 len = r->request_line.len + 4;
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63 /* "Connection: close\r\n" */
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64 len += sizeof(conn_close) - 1;
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65
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66 header = (ngx_table_elt_t *) r->headers_in.headers->elts;
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67 for (i = 0; i < r->headers_in.headers->nelts; i++) {
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68 if (&header[i] == r->headers_in.host)
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69 continue;
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70
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71 /* "+ 4" is for ": " and "\r\n" */
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72 len += header[i].key.len + header[i].value.len + 4;
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73 }
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75 /* STUB */ len++;
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76
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77 ngx_test_null(hunk, ngx_create_temp_hunk(r->pool, len, 0, 0), NULL);
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78 ngx_add_hunk_to_chain(chain, hunk, r->pool, NULL);
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79
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80 ngx_memcpy(hunk->last.mem, r->request_line.data, r->request_line.len);
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81 hunk->last.mem += r->request_line.len;
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82 *(hunk->last.mem++) = CR; *(hunk->last.mem++) = LF;
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83
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84 ngx_memcpy(hunk->last.mem, conn_close, sizeof(conn_close) - 1);
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85 hunk->last.mem += sizeof(conn_close) - 1;
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86
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87 for (i = 0; i < r->headers_in.headers->nelts; i++) {
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88 if (&header[i] == r->headers_in.host)
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89 continue;
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90
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91 if (&header[i] == r->headers_in.connection)
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92 continue;
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93
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94 ngx_memcpy(hunk->last.mem, header[i].key.data, header[i].key.len);
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95 hunk->last.mem += header[i].key.len;
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96
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97 *(hunk->last.mem++) = ':'; *(hunk->last.mem++) = ' ';
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98
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99 ngx_memcpy(hunk->last.mem, header[i].value.data, header[i].value.len);
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100 hunk->last.mem += header[i].value.len;
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101
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102 *(hunk->last.mem++) = CR; *(hunk->last.mem++) = LF;
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103
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104 ngx_log_debug(r->connection->log, "proxy: '%s: %s'" _
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105 header[i].key.data _ header[i].value.data);
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106 }
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107
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108 /* add "\r\n" at the header end */
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109 *(hunk->last.mem++) = CR; *(hunk->last.mem++) = LF;
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
110
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
111 /* STUB */ *(hunk->last.mem++) = '\0';
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
112 ngx_log_debug(r->connection->log, "PROXY:\n'%s'" _ hunk->pos.mem);
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
113
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
114 return chain;
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
115 }
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
116
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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parents: 20
diff changeset
117
19
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parents:
diff changeset
118 static int ngx_http_proxy_connect(ngx_http_request_t *r,
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
119 struct sockaddr_in *addr,
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
120 char *addr_text)
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
121 {
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
122 int rc;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
123 ngx_err_t err;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
124 ngx_socket_t s;
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
125 ngx_event_t *rev, *wev;
20
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
126 ngx_connection_t *c, *pc;
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
127 ngx_http_log_ctx_t *ctx;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
128
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
129 c = r->connection;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
130 ctx = c->log->data;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
131 ctx->action = addr_text;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
132
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
133 s = ngx_socket(AF_INET, SOCK_STREAM, IPPROTO_IP, 0);
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
134 if (s == -1) {
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
135 ngx_log_error(NGX_LOG_ERR, c->log, ngx_socket_errno,
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
136 ngx_socket_n " failed");
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
137 return NGX_ERROR;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
138 }
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
139
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
140 #if 0
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
141 if (rcvbuf) {
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
142 if (setsockopt(sock, SOL_SOCKET, SO_RCVBUF,
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
143 (const void *) &rcvbuf, sizeof(int)) == -1) {
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
144 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_socket_errno,
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
145 "setsockopt(SO_RCVBUF) failed");
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
146
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
147 if (ngx_close_socket(s) == -1)
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
148 ngx_log_error(NGX_LOG_ERR, c->log, ngx_socket_errno,
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
149 ngx_close_socket_n " failed");
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
150
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
151 return NGX_ERROR;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
152 }
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
153 }
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
154 #endif
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
155
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
156 if (ngx_nonblocking(s) == -1) {
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
157 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_socket_errno,
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
158 ngx_nonblocking_n " failed");
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
159
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
160 if (ngx_close_socket(s) == -1)
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
161 ngx_log_error(NGX_LOG_ERR, c->log, ngx_socket_errno,
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
162 ngx_close_socket_n " failed");
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
163
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
164 return NGX_ERROR;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
165 }
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
166
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
167 rc = connect(s, (struct sockaddr *) addr, sizeof(struct sockaddr_in));
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
168
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
169 if (rc == -1) {
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
170 err = ngx_socket_errno;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
171 if (err != NGX_EINPROGRESS) {
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
172 ngx_log_error(NGX_LOG_ERR, c->log, err, "connect() failed");
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
173
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
174 if (ngx_close_socket(s) == -1)
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
175 ngx_log_error(NGX_LOG_ERR, c->log, ngx_socket_errno,
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
176 ngx_close_socket_n " failed");
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
177
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
178 return NGX_ERROR;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
179 }
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
180 }
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
181
20
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
182 pc = &ngx_connections[s];
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
183 rev = &ngx_read_events[s];
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
184 wev = &ngx_write_events[s];
20
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
185
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
186 ngx_memzero(rev, sizeof(ngx_event_t));
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
187 ngx_memzero(wev, sizeof(ngx_event_t));
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
188 ngx_memzero(pc, sizeof(ngx_connection_t));
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
189
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
190 rev->data = wev->data = pc;
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
191 pc->read = rev;
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
192 pc->write = wev;
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
193
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
194 pc->data = r;
20
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
195
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
196 pc->fd = s;
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
197 pc->server = c->server;
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
198 pc->servers = c->servers;
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
199
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
200 pc->log = rev->log = wev->log = c->log;
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
201
20
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
202 ngx_test_null(pc->pool,
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
203 ngx_create_pool(/* STUB */ 1024 /* */, pc->log),
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
204 NGX_ERROR);
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
205
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
206 wev->event_handler = ngx_http_proxy_send_request;
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
207 rev->event_handler = ngx_http_proxy_read_response_header;
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
208
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
209 #if (HAVE_CLEAR_EVENT)
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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parents: 20
diff changeset
210 if (ngx_add_event(rev, NGX_READ_EVENT, NGX_CLEAR_EVENT) != NGX_OK)
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
211 #else
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
212 if (ngx_add_event(rev, NGX_READ_EVENT, NGX_LEVEL_EVENT) != NGX_OK)
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
213 #endif
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
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diff changeset
214 return NGX_ERROR;
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
215
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
216 if (rc == -1)
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
217 return ngx_add_event(wev, NGX_WRITE_EVENT, NGX_ONESHOT_EVENT);
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
218
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
219 wev->write = 1;
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
220 wev->ready = 1;
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
221
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
222 return ngx_http_proxy_send_request(wev);
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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223 }
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
224
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
225
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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226 static int ngx_http_proxy_send_request(ngx_event_t *ev)
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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227 {
20
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
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parents: 19
diff changeset
228 ngx_chain_t *chain;
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
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diff changeset
229 ngx_connection_t *c;
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
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parents: 19
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230 ngx_http_request_t *r;
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
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parents: 19
diff changeset
231 ngx_http_proxy_ctx_t *p;
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
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232
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
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parents: 19
diff changeset
233 c = (ngx_connection_t *) ev->data;
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
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parents: 19
diff changeset
234 r = (ngx_http_request_t *) c->data;
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
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235 p = (ngx_http_proxy_ctx_t *) ngx_get_module_ctx(r, ngx_http_proxy_module);
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 19
diff changeset
236
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
Igor Sysoev <igor@sysoev.ru>
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diff changeset
237 chain = ngx_event_write(c, p->out, 0);
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
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parents: 19
diff changeset
238 if (chain == (ngx_chain_t *) -1)
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
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parents: 19
diff changeset
239 return NGX_ERROR;
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
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240
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
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diff changeset
241 p->out = chain;
a649c0a0adb3 nginx-0.0.1-2002-12-03-18:45:38 import
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diff changeset
242
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
243 return NGX_AGAIN;
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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244 }
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
245
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
246
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
247 static int ngx_http_proxy_read_response_header(ngx_event_t *ev)
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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248 {
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
249 int n;
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
250 ngx_connection_t *c;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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251 ngx_http_request_t *r;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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252 ngx_http_proxy_ctx_t *p;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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253
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
254 if (ev->timedout)
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
255 return NGX_ERROR;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
256
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
257 c = (ngx_connection_t *) ev->data;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
258 r = (ngx_http_request_t *) c->data;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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259 p = (ngx_http_proxy_ctx_t *) ngx_get_module_ctx(r, ngx_http_proxy_module);
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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260
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
261 if (p->header_in == NULL) {
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
262 ngx_test_null(p->header_in,
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
263 ngx_palloc(r->pool, sizeof(ngx_http_proxy_header_in_t)),
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
264 NGX_ERROR);
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 20
diff changeset
265
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
266 ngx_test_null(p->hunk,
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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parents: 20
diff changeset
267 ngx_create_temp_hunk(r->pool,
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
268 /* STUB */ 1024 /* */, 0, 0),
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
269 NGX_ERROR);
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
270 }
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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271
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
272 n = ngx_event_recv(c, p->hunk->last.mem, p->hunk->end - p->hunk->last.mem);
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
273
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
274 ngx_log_debug(r->connection->log, "READ:%d" _ n);
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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parents: 20
diff changeset
275
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
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diff changeset
276 p->hunk->last.mem += n;
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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parents: 20
diff changeset
277
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
Igor Sysoev <igor@sysoev.ru>
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diff changeset
278 *p->hunk->last.mem = '\0';
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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parents: 20
diff changeset
279 ngx_log_debug(r->connection->log, "PROXY:\n'%s'" _ p->hunk->pos.mem);
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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parents: 20
diff changeset
280
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
281 /* STUB */ return NGX_ERROR;
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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282 }
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
283
21
df7fb216a149 nginx-0.0.1-2002-12-04-19:29:40 import
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diff changeset
284 #if 0
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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285 static int ngx_http_proxy_read_response_body(ngx_event_t *ev)
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
286 {
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
287 ngx_connection_t *c;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
288 ngx_http_request_t *r;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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diff changeset
289 ngx_http_proxy_ctx_t *p;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
290
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
291 if (ev->timedout)
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
292 return NGX_ERROR;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
293
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
294 c = (ngx_connection_t *) ev->data;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
295 r = (ngx_http_request_t *) c->data;
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
296 p = (ngx_http_proxy_ctx_t *) ngx_get_module_ctx(r, ngx_http_proxy_module);
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
297
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
298 }
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
299
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
300 static int ngx_http_proxy_write_to_client(ngx_event_t *ev)
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
301 {
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
302 /* если бэкенд быстрее, то CLEAR, иначе - ONESHOT */
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
303
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
304 rc = ngx_http_output_filter(r, h);
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
305 }
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
306
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
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parents:
diff changeset
307 #endif