Mercurial > hg > nginx
annotate src/http/modules/proxy/ngx_http_proxy_upstream.c @ 294:5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 23 Mar 2004 06:01:52 +0000 |
parents | ec3c049681fd |
children | ee394e997c77 |
rev | line source |
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nginx-0.0.1-2003-11-03-01:56:18 import
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1 |
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nginx-0.0.1-2003-11-03-01:56:18 import
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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_event.h> |
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5 #include <ngx_event_connect.h> |
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6 #include <ngx_event_pipe.h> |
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7 #include <ngx_http.h> |
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nginx-0.0.1-2003-11-03-01:56:18 import
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8 #include <ngx_http_proxy_handler.h> |
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9 |
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11 static ngx_chain_t *ngx_http_proxy_create_request(ngx_http_proxy_ctx_t *p); |
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12 static void ngx_http_proxy_init_upstream(void *data); |
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13 static void ngx_http_proxy_reinit_upstream(ngx_http_proxy_ctx_t *p); |
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14 static void ngx_http_proxy_connect(ngx_http_proxy_ctx_t *p); |
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15 static void ngx_http_proxy_send_request(ngx_http_proxy_ctx_t *p); |
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16 static void ngx_http_proxy_send_request_handler(ngx_event_t *wev); |
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17 static void ngx_http_proxy_dummy_handler(ngx_event_t *wev); |
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18 static void ngx_http_proxy_process_upstream_status_line(ngx_event_t *rev); |
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19 static void ngx_http_proxy_process_upstream_headers(ngx_event_t *rev); |
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20 static ssize_t ngx_http_proxy_read_upstream_header(ngx_http_proxy_ctx_t *); |
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21 static void ngx_http_proxy_send_response(ngx_http_proxy_ctx_t *p); |
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22 static void ngx_http_proxy_process_body(ngx_event_t *ev); |
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23 static void ngx_http_proxy_next_upstream(ngx_http_proxy_ctx_t *p, int ft_type); |
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24 |
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25 |
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26 static ngx_str_t http_methods[] = { |
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27 ngx_string("GET "), |
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28 ngx_string("HEAD "), |
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29 ngx_string("POST ") |
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30 }; |
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31 |
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32 |
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33 static char *upstream_header_errors[] = { |
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34 "upstream sent invalid header", |
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35 "upstream sent too long header line" |
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36 }; |
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37 |
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38 |
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39 static char http_version[] = " HTTP/1.0" CRLF; |
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40 static char host_header[] = "Host: "; |
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nginx-0.0.2-2004-03-12-19:57:08 import
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41 static char x_real_ip_header[] = "X-Real-IP: "; |
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42 static char x_forwarded_for_header[] = "X-Forwarded-For: "; |
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43 static char connection_close_header[] = "Connection: close" CRLF; |
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44 |
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45 |
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46 int ngx_http_proxy_request_upstream(ngx_http_proxy_ctx_t *p) |
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47 { |
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48 int rc; |
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49 ngx_http_request_t *r; |
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50 ngx_http_proxy_upstream_t *u; |
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51 |
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52 r = p->request; |
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53 |
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54 if (!(u = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_upstream_t)))) { |
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55 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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56 } |
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57 |
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58 p->upstream = u; |
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59 |
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60 u->peer.log_error = NGX_ERROR_ERR; |
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61 u->peer.peers = p->lcf->peers; |
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62 u->peer.tries = p->lcf->peers->number; |
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63 |
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64 u->method = r->method; |
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65 |
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66 if (r->headers_in.content_length_n > 0) { |
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67 if (!(r->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)))) { |
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68 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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69 } |
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70 |
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71 r->temp_file->file.fd = NGX_INVALID_FILE; |
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72 r->temp_file->file.log = r->connection->log; |
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73 r->temp_file->path = p->lcf->temp_path; |
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74 r->temp_file->pool = r->pool; |
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75 r->temp_file->warn = "a client request body is buffered " |
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76 "to a temporary file"; |
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77 /* r->temp_file->persistent = 0; */ |
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78 |
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79 r->request_body_handler = ngx_http_proxy_init_upstream; |
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80 r->data = p; |
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81 |
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82 rc = ngx_http_read_client_request_body(r, p->lcf->request_buffer_size); |
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83 |
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84 if (rc == NGX_AGAIN) { |
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85 return NGX_DONE; |
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86 } |
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87 |
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88 if (rc >= NGX_HTTP_SPECIAL_RESPONSE || rc == NGX_ERROR) { |
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89 return rc; |
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90 } |
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91 } |
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92 |
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93 ngx_http_proxy_init_upstream(p); |
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94 |
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95 return NGX_DONE; |
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96 } |
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97 |
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98 |
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99 static ngx_chain_t *ngx_http_proxy_create_request(ngx_http_proxy_ctx_t *p) |
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parents:
170
diff
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|
100 { |
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nginx-0.0.1-2003-11-03-20:33:31 import
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parents:
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diff
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|
101 size_t len; |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
288
diff
changeset
|
102 ngx_uint_t i; |
171
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diff
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|
103 ngx_hunk_t *h; |
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diff
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|
104 ngx_chain_t *chain; |
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parents:
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diff
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|
105 ngx_table_elt_t *header; |
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diff
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|
106 ngx_http_request_t *r; |
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parents:
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diff
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|
107 ngx_http_proxy_upstream_conf_t *uc; |
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diff
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|
108 |
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diff
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|
109 r = p->request; |
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parents:
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diff
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|
110 uc = p->lcf->upstream; |
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parents:
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diff
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|
111 |
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nginx-0.0.1-2003-11-03-20:33:31 import
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parents:
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diff
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|
112 len = http_methods[p->upstream->method - 1].len |
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nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
113 + uc->uri.len |
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nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
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|
114 + r->uri.len - uc->location->len |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
115 + 1 + r->args.len /* 1 is for "?" */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
116 + sizeof(http_version) - 1 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
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|
117 + sizeof(connection_close_header) - 1 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
118 + 2; /* 2 is for "\r\n" at the header end */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
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|
119 |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
120 |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
121 if (p->lcf->preserve_host) { |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
122 len += sizeof(host_header) - 1 |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
123 + r->headers_in.host_name_len |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
124 + 1 /* 1 is for ":" */ |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
125 + uc->port_text.len |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
126 + 2; /* 2 is for "\r\n" */ |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
127 } else { /* 2 is for "\r\n" */ |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
128 len += sizeof(host_header) - 1 + uc->host_header.len + 2; |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
129 } |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
130 |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
131 |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
132 if (p->lcf->set_x_real_ip) { /* 2 is for "\r\n" */ |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
133 len += sizeof(x_real_ip_header) - 1 + INET_ADDRSTRLEN - 1 + 2; |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
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|
134 } |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
135 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
136 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
137 if (p->lcf->add_x_forwarded_for) { |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
138 if (r->headers_in.x_forwarded_for) { |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
139 len += sizeof(x_forwarded_for_header) - 1 |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
140 + r->headers_in.x_forwarded_for->value.len |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
141 + 2 /* 2 is ofr ", " */ |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
142 + INET_ADDRSTRLEN - 1 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
143 + 2; /* 2 is for "\r\n" */ |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
144 } else { |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
145 len += sizeof(x_forwarded_for_header) - 1 + INET_ADDRSTRLEN - 1 + 2; |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
146 /* 2 is for "\r\n" */ |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
147 } |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
148 } |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
149 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
150 |
294
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
151 header = r->headers_in.headers.elts; |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
152 for (i = 0; i < r->headers_in.headers.nelts; i++) { |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
153 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
154 if (&header[i] == r->headers_in.host) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
155 continue; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
156 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
157 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
158 if (&header[i] == r->headers_in.connection) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
159 continue; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
160 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
161 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
162 /* 2 is for ": " and 2 is for "\r\n" */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
163 len += header[i].key.len + 2 + header[i].value.len + 2; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
164 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
165 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
166 /* STUB */ len++; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
167 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
168 ngx_test_null(h, ngx_create_temp_hunk(r->pool, len), NULL); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
169 ngx_alloc_link_and_set_hunk(chain, h, r->pool, NULL); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
170 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
171 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
172 /* the request line */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
173 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
174 h->last = ngx_cpymem(h->last, http_methods[p->upstream->method - 1].data, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
175 http_methods[p->upstream->method - 1].len); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
176 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
177 h->last = ngx_cpymem(h->last, uc->uri.data, uc->uri.len); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
178 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
179 h->last = ngx_cpymem(h->last, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
180 r->uri.data + uc->location->len, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
181 r->uri.len - uc->location->len); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
182 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
183 if (r->args.len > 0) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
184 *(h->last++) = '?'; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
185 h->last = ngx_cpymem(h->last, r->args.data, r->args.len); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
186 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
187 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
188 h->last = ngx_cpymem(h->last, http_version, sizeof(http_version) - 1); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
189 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
190 |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
191 /* the "Connection: close" header */ |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
192 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
193 h->last = ngx_cpymem(h->last, connection_close_header, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
194 sizeof(connection_close_header) - 1); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
195 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
196 |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
197 /* the "Host" header */ |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
198 |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
199 h->last = ngx_cpymem(h->last, host_header, sizeof(host_header) - 1); |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
200 |
294
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
201 if (p->lcf->preserve_host && r->headers_in.host) { |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
202 h->last = ngx_cpymem(h->last, r->headers_in.host->value.data, |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
203 r->headers_in.host_name_len); |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
204 |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
205 if (!uc->default_port) { |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
206 *(h->last++) = ':'; |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
207 h->last = ngx_cpymem(h->last, uc->port_text.data, |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
208 uc->port_text.len); |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
209 } |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
210 |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
211 } else { |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
212 h->last = ngx_cpymem(h->last, uc->host_header.data, |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
213 uc->host_header.len); |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
214 } |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
215 *(h->last++) = CR; *(h->last++) = LF; |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
216 |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
217 |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
218 /* the "X-Real-IP" header */ |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
219 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
220 if (p->lcf->set_x_real_ip) { |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
221 h->last = ngx_cpymem(h->last, x_real_ip_header, |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
222 sizeof(x_real_ip_header) - 1); |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
223 h->last = ngx_cpymem(h->last, r->connection->addr_text.data, |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
224 r->connection->addr_text.len); |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
225 *(h->last++) = CR; *(h->last++) = LF; |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
226 } |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
227 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
228 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
229 /* the "X-Forwarded-For" header */ |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
230 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
231 if (p->lcf->add_x_forwarded_for) { |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
232 if (r->headers_in.x_forwarded_for) { |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
233 h->last = ngx_cpymem(h->last, x_forwarded_for_header, |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
234 sizeof(x_forwarded_for_header) - 1); |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
235 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
236 h->last = ngx_cpymem(h->last, |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
237 r->headers_in.x_forwarded_for->value.data, |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
238 r->headers_in.x_forwarded_for->value.len); |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
239 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
240 *(h->last++) = ','; *(h->last++) = ' '; |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
241 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
242 } else { |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
243 h->last = ngx_cpymem(h->last, x_forwarded_for_header, |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
244 sizeof(x_forwarded_for_header) - 1); |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
245 } |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
246 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
247 h->last = ngx_cpymem(h->last, r->connection->addr_text.data, |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
248 r->connection->addr_text.len); |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
249 *(h->last++) = CR; *(h->last++) = LF; |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
250 } |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
251 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
252 |
294
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
253 for (i = 0; i < r->headers_in.headers.nelts; i++) { |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
254 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
255 if (&header[i] == r->headers_in.host) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
256 continue; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
257 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
258 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
259 if (&header[i] == r->headers_in.connection) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
260 continue; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
261 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
262 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
263 if (&header[i] == r->headers_in.keep_alive) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
264 continue; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
265 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
266 |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
267 if (&header[i] == r->headers_in.x_forwarded_for |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
268 && p->lcf->add_x_forwarded_for) |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
269 { |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
270 continue; |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
271 } |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
272 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
273 h->last = ngx_cpymem(h->last, header[i].key.data, header[i].key.len); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
274 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
275 *(h->last++) = ':'; *(h->last++) = ' '; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
276 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
277 h->last = ngx_cpymem(h->last, header[i].value.data, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
278 header[i].value.len); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
279 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
280 *(h->last++) = CR; *(h->last++) = LF; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
281 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
282 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
283 "http proxy header: \"%s: %s\"", |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
284 header[i].key.data, header[i].value.data); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
285 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
286 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
287 /* add "\r\n" at the header end */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
288 *(h->last++) = CR; *(h->last++) = LF; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
289 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
290 #if (NGX_DEBUG) |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
291 *(h->last) = '\0'; |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
292 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
293 "http proxy header:\n\"%s\"", h->pos); |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
294 #endif |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
295 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
296 return chain; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
297 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
298 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
299 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
300 static void ngx_http_proxy_init_upstream(void *data) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
301 { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
302 ngx_http_proxy_ctx_t *p = data; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
303 |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
304 ngx_chain_t *cl; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
305 ngx_http_request_t *r; |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
306 ngx_output_chain_ctx_t *output; |
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
307 ngx_chain_writer_ctx_t *writer; |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
308 ngx_http_proxy_log_ctx_t *ctx; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
309 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
310 r = p->request; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
311 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
312 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
313 "http proxy set timer: %d", |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
314 r->connection->read->timer_set); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
315 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
316 if (r->connection->read->timer_set) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
317 ngx_del_timer(r->connection->read); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
318 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
319 |
188
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
320 if ((ngx_event_flags & (NGX_USE_CLEAR_EVENT|NGX_HAVE_KQUEUE_EVENT)) |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
321 && !r->connection->write->active) |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
322 { |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
323 /* kqueue allows to detect when client closes prematurely connection */ |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
324 |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
325 r->connection->write->event_handler = |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
326 ngx_http_proxy_check_broken_connection; |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
327 |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
328 if (ngx_add_event(r->connection->write, NGX_WRITE_EVENT, |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
329 NGX_CLEAR_EVENT) == NGX_ERROR) |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
330 { |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
331 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
332 return; |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
333 } |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
334 } |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
335 |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
336 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
337 if (!(cl = ngx_http_proxy_create_request(p))) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
338 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
339 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
340 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
341 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
342 if (r->request_hunks) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
343 cl->next = r->request_hunks; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
344 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
345 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
346 r->request_hunks = cl; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
347 |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
348 if (!(ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_log_ctx_t)))) { |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
349 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
350 return; |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
351 } |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
352 ctx->connection = r->connection->number; |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
353 ctx->proxy = p; |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
354 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
355 p->upstream->peer.log = r->connection->log; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
356 p->saved_ctx = r->connection->log->data; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
357 p->saved_handler = r->connection->log->handler; |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
358 r->connection->log->data = ctx; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
359 r->connection->log->handler = ngx_http_proxy_log_error; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
360 p->action = "connecting to upstream"; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
361 |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
362 if (!(output = ngx_pcalloc(r->pool, sizeof(ngx_output_chain_ctx_t)))) { |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
363 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
364 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
365 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
366 |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
367 p->upstream->output_chain_ctx = output; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
368 |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
369 output->sendfile = r->sendfile; |
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
370 output->pool = r->pool; |
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
371 output->bufs.num = 1; |
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
372 output->tag = (ngx_hunk_tag_t) &ngx_http_proxy_module; |
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
373 output->output_filter = (ngx_output_chain_filter_pt) ngx_chain_writer; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
374 |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
375 if (!(writer = ngx_palloc(r->pool, sizeof(ngx_chain_writer_ctx_t)))) { |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
376 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
377 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
378 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
379 |
294
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
380 output->filter_ctx = writer; |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
381 writer->pool = r->pool; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
382 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
383 if (p->lcf->busy_lock && !p->busy_locked) { |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
384 ngx_http_proxy_upstream_busy_lock(p); |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
385 } else { |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
386 ngx_http_proxy_connect(p); |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
387 } |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
388 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
389 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
390 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
391 static void ngx_http_proxy_reinit_upstream(ngx_http_proxy_ctx_t *p) |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
392 { |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
393 ngx_chain_t *cl; |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
394 ngx_output_chain_ctx_t *output; |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
395 |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
396 output = p->upstream->output_chain_ctx; |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
397 |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
398 /* reinit the request chain */ |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
399 |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
400 for (cl = p->request->request_hunks; cl; cl = cl->next) { |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
401 cl->hunk->pos = cl->hunk->start; |
294
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
402 cl->hunk->file_pos = 0; |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
403 } |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
404 |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
405 /* reinit the ngx_output_chain() context */ |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
406 |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
407 output->hunk = NULL; |
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
408 output->in = NULL; |
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
409 output->free = NULL; |
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
410 output->busy = NULL; |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
411 |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
412 /* reinit r->header_in buffer */ |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
413 |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
414 if (p->header_in) { |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
415 if (p->cache) { |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
416 p->header_in->pos = p->header_in->start + p->cache->ctx.header_size; |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
417 p->header_in->last = p->header_in->pos; |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
418 |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
419 } else { |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
420 p->header_in->pos = p->header_in->start; |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
421 p->header_in->last = p->header_in->start; |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
422 } |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
423 } |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
424 |
177
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
425 /* add one more state */ |
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
426 |
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
427 if (!(p->state = ngx_push_array(&p->states))) { |
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
428 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
429 return; |
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
430 } |
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
431 |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
432 p->status = 0; |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
433 p->status_count = 0; |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
434 } |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
435 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
436 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
437 void ngx_http_proxy_upstream_busy_lock(ngx_http_proxy_ctx_t *p) |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
438 { |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
439 ngx_int_t rc; |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
440 #if (NGX_HTTP_CACHE) |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
441 ngx_int_t ft_type; |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
442 #endif |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
443 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
444 if (p->busy_lock.time == 0) { |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
445 p->busy_lock.event = p->request->connection->read; |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
446 p->busy_lock.event_handler = ngx_http_proxy_busy_lock_handler; |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
447 } |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
448 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
449 rc = ngx_http_busy_lock(p->lcf->busy_lock, &p->busy_lock); |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
450 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
451 if (rc == NGX_AGAIN) { |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
452 return; |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
453 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
454 |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
455 if (rc == NGX_OK) { |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
456 ngx_http_proxy_connect(p); |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
457 return; |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
458 } |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
459 |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
177
diff
changeset
|
460 ngx_http_busy_unlock(p->lcf->busy_lock, &p->busy_lock); |
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
177
diff
changeset
|
461 |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
462 #if (NGX_HTTP_CACHE) |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
463 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
464 if (rc == NGX_DONE) { |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
465 ft_type = NGX_HTTP_PROXY_FT_BUSY_LOCK; |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
466 |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
467 } else { |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
468 /* rc == NGX_ERROR */ |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
469 ft_type = NGX_HTTP_PROXY_FT_MAX_WAITING; |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
470 } |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
471 |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
472 if (p->stale && (p->lcf->use_stale & ft_type)) { |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
473 ngx_http_proxy_finalize_request(p, |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
474 ngx_http_proxy_send_cached_response(p)); |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
475 return; |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
476 } |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
477 |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
478 #endif |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
479 |
177
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
480 p->state->status = NGX_HTTP_SERVICE_UNAVAILABLE; |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
481 ngx_http_proxy_finalize_request(p, NGX_HTTP_SERVICE_UNAVAILABLE); |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
482 } |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
483 |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
484 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
485 static void ngx_http_proxy_connect(ngx_http_proxy_ctx_t *p) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
486 { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
487 int rc; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
488 ngx_connection_t *c; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
489 ngx_http_request_t *r; |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
490 ngx_output_chain_ctx_t *output; |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
491 ngx_chain_writer_ctx_t *writer; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
492 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
493 p->action = "connecting to upstream"; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
494 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
495 rc = ngx_event_connect_peer(&p->upstream->peer); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
496 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
497 if (rc == NGX_ERROR) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
498 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
499 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
500 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
501 |
172
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
502 p->state->peer = |
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
503 &p->upstream->peer.peers->peers[p->upstream->peer.cur_peer].addr_port_text; |
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
504 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
505 if (rc == NGX_CONNECT_ERROR) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
506 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
507 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
508 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
509 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
510 p->upstream->peer.connection->data = p; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
511 p->upstream->peer.connection->write->event_handler = |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
512 ngx_http_proxy_send_request_handler; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
513 p->upstream->peer.connection->read->event_handler = |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
514 ngx_http_proxy_process_upstream_status_line; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
515 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
516 r = p->request; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
517 c = p->upstream->peer.connection; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
518 c->pool = r->pool; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
519 c->read->log = c->write->log = c->log = r->connection->log; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
520 |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
521 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
522 |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
523 output = p->upstream->output_chain_ctx; |
294
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
524 writer = output->filter_ctx; |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
525 writer->out = NULL; |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
526 writer->last = &writer->out; |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
527 writer->connection = c; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
528 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
529 if (p->upstream->peer.tries > 1 && p->request_sent) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
530 ngx_http_proxy_reinit_upstream(p); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
531 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
532 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
533 if (r->request_body_hunk) { |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
534 if (!(output->free = ngx_alloc_chain_link(r->pool))) { |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
535 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
536 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
537 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
538 |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
539 output->free->hunk = r->request_body_hunk; |
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
540 output->free->next = NULL; |
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
541 output->hunks = 1; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
542 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
543 r->request_body_hunk->pos = r->request_body_hunk->start; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
544 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
545 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
546 p->request_sent = 0; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
547 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
548 if (rc == NGX_AGAIN) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
549 ngx_add_timer(c->write, p->lcf->connect_timeout); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
550 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
551 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
552 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
553 /* rc == NGX_OK */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
554 |
188
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
555 #if 1 /* test only, see below about "post aio operation" */ |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
556 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
557 if (c->read->ready) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
558 /* post aio operation */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
559 ngx_http_proxy_process_upstream_status_line(c->read); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
560 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
561 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
562 #endif |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
563 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
564 ngx_http_proxy_send_request(p); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
565 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
566 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
567 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
568 static void ngx_http_proxy_send_request(ngx_http_proxy_ctx_t *p) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
569 { |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
570 int rc; |
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
571 ngx_connection_t *c; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
572 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
573 c = p->upstream->peer.connection; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
574 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
575 #if (HAVE_KQUEUE) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
576 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
577 if ((ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
578 && !p->request_sent |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
579 && c->write->kq_eof) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
580 { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
581 ngx_log_error(NGX_LOG_ERR, c->log, c->write->kq_errno, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
582 "connect() failed"); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
583 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
584 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
585 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
586 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
587 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
588 #endif |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
589 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
590 p->action = "sending request to upstream"; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
591 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
592 rc = ngx_output_chain(p->upstream->output_chain_ctx, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
593 p->request_sent ? NULL : p->request->request_hunks); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
594 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
595 if (rc == NGX_ERROR) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
596 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
597 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
598 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
599 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
600 p->request_sent = 1; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
601 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
602 if (c->write->timer_set) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
603 ngx_del_timer(c->write); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
604 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
605 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
606 if (rc == NGX_AGAIN) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
607 ngx_add_timer(c->write, p->lcf->send_timeout); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
608 |
189
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
609 c->write->available = /* STUB: lowat */ 0; |
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
610 if (ngx_handle_write_event(c->write, NGX_LOWAT_EVENT) == NGX_ERROR) { |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
611 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
612 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
613 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
614 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
615 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
616 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
617 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
618 /* rc == NGX_OK */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
619 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
620 if (c->tcp_nopush) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
621 if (ngx_tcp_push(c->fd) == NGX_ERROR) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
622 ngx_log_error(NGX_LOG_CRIT, c->log, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
623 ngx_socket_errno, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
624 ngx_tcp_push_n " failed"); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
625 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
626 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
627 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
628 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
629 c->tcp_nopush = 0; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
630 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
631 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
632 |
189
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
633 ngx_add_timer(c->read, p->lcf->read_timeout); |
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
634 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
635 #if 0 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
636 if (c->read->ready) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
637 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
638 /* post aio operation */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
639 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
640 /* |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
641 * although we can post aio operation just in the end |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
642 * of ngx_http_proxy_connect() CHECK IT !!! |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
643 * it's better to do here because we postpone header buffer allocation |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
644 */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
645 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
646 ngx_http_proxy_process_upstream_status_line(c->read); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
647 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
648 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
649 #endif |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
650 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
651 p->upstream->peer.connection->write->event_handler = |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
652 ngx_http_proxy_dummy_handler; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
653 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
654 if (ngx_handle_level_write_event(c->write) == NGX_ERROR) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
655 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
656 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
657 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
658 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
659 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
660 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
661 static void ngx_http_proxy_send_request_handler(ngx_event_t *wev) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
662 { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
663 ngx_connection_t *c; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
664 ngx_http_proxy_ctx_t *p; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
665 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
666 c = wev->data; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
667 p = c->data; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
668 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
669 if (wev->timedout) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
670 p->action = "sending request to upstream"; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
671 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_TIMEOUT); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
672 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
673 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
674 |
189
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
675 if (p->request->connection->write->eof |
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
676 && (!p->cachable || !p->request_sent)) |
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
677 { |
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
678 ngx_http_proxy_finalize_request(p, NGX_HTTP_CLIENT_CLOSED_REQUEST); |
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
679 return; |
188
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
680 } |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
681 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
682 ngx_http_proxy_send_request(p); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
683 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
684 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
685 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
686 static void ngx_http_proxy_dummy_handler(ngx_event_t *wev) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
687 { |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
688 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, wev->log, 0, "http proxy dummy handler"); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
689 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
690 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
691 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
692 static void ngx_http_proxy_process_upstream_status_line(ngx_event_t *rev) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
693 { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
694 int rc; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
695 ssize_t n; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
696 ngx_connection_t *c; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
697 ngx_http_proxy_ctx_t *p; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
698 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
699 c = rev->data; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
700 p = c->data; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
701 p->action = "reading upstream status line"; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
702 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
703 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
704 "http proxy process status line"); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
705 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
706 if (rev->timedout) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
707 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_TIMEOUT); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
708 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
709 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
710 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
711 if (p->header_in == NULL) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
712 p->header_in = ngx_create_temp_hunk(p->request->pool, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
713 p->lcf->header_buffer_size); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
714 if (p->header_in == NULL) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
715 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
716 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
717 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
718 p->header_in->tag = (ngx_hunk_tag_t) &ngx_http_proxy_module; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
719 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
720 if (p->cache) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
721 p->header_in->pos += p->cache->ctx.header_size; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
722 p->header_in->last = p->header_in->pos; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
723 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
724 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
725 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
726 n = ngx_http_proxy_read_upstream_header(p); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
727 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
728 if (n == NGX_AGAIN) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
729 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
730 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
731 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
732 if (n == 0) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
733 ngx_log_error(NGX_LOG_ERR, rev->log, 0, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
734 "upstream prematurely closed connection"); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
735 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
736 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
737 if (n == NGX_ERROR || n == 0) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
738 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
739 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
740 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
741 |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
742 p->valid_header_in = 0; |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
743 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
744 p->upstream->peer.cached = 0; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
745 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
746 rc = ngx_http_proxy_parse_status_line(p); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
747 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
748 if (rc == NGX_AGAIN) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
749 if (p->header_in->pos == p->header_in->last) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
750 ngx_log_error(NGX_LOG_ERR, rev->log, 0, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
751 "upstream sent too long status line"); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
752 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_INVALID_HEADER); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
753 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
754 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
755 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
756 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
757 if (rc == NGX_HTTP_PROXY_PARSE_NO_HEADER) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
758 ngx_log_error(NGX_LOG_ERR, rev->log, 0, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
759 "upstream sent no valid HTTP/1.0 header"); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
760 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
761 if (p->accel) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
762 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_INVALID_HEADER); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
763 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
764 } else { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
765 p->request->http_version = NGX_HTTP_VERSION_9; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
766 p->upstream->status = NGX_HTTP_OK; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
767 ngx_http_proxy_send_response(p); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
768 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
769 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
770 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
771 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
772 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
773 /* rc == NGX_OK */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
774 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
775 p->upstream->status = p->status; |
177
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
776 p->state->status = p->status; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
777 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
778 if (p->status == NGX_HTTP_INTERNAL_SERVER_ERROR) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
779 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
780 if (p->upstream->peer.tries > 1 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
781 && (p->lcf->next_upstream & NGX_HTTP_PROXY_FT_HTTP_500)) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
782 { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
783 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_HTTP_500); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
784 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
785 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
786 |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
787 #if (NGX_HTTP_CACHE) |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
788 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
789 if (p->upstream->peer.tries == 0 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
790 && p->stale |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
791 && (p->lcf->use_stale & NGX_HTTP_PROXY_FT_HTTP_500)) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
792 { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
793 ngx_http_proxy_finalize_request(p, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
794 ngx_http_proxy_send_cached_response(p)); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
795 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
796 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
797 } |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
798 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
799 #endif |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
800 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
801 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
802 if (p->status == NGX_HTTP_NOT_FOUND |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
803 && p->upstream->peer.tries > 1 |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
804 && p->lcf->next_upstream & NGX_HTTP_PROXY_FT_HTTP_404) |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
805 { |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
806 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_HTTP_404); |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
807 return; |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
808 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
809 |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
810 /* TODO: "proxy_error_page" */ |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
811 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
812 p->upstream->status_line.len = p->status_end - p->status_start; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
813 p->upstream->status_line.data = ngx_palloc(p->request->pool, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
814 p->upstream->status_line.len + 1); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
815 if (p->upstream->status_line.data == NULL) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
816 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
817 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
818 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
819 ngx_cpystrn(p->upstream->status_line.data, p->status_start, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
820 p->upstream->status_line.len + 1); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
821 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
822 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, rev->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
823 "http proxy status %d \"%s\"", |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
824 p->upstream->status, p->upstream->status_line.data); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
825 |
294
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
826 |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
827 /* init or reinit the p->upstream->headers_in.headers table */ |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
828 |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
829 if (p->upstream->headers_in.headers.elts) { |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
830 p->upstream->headers_in.headers.nelts = 0; |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
831 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
832 } else { |
294
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
833 p->upstream->headers_in.headers.elts = ngx_pcalloc(p->request->pool, |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
834 20 * sizeof(ngx_table_elt_t)); |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
835 if (p->upstream->headers_in.headers.elts == NULL) { |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
836 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
837 return; |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
838 } |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
839 /* p->upstream->headers_in.headers.nelts = 0; */ |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
840 p->upstream->headers_in.headers.nalloc = 20; |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
841 p->upstream->headers_in.headers.size = sizeof(ngx_table_elt_t); |
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
842 p->upstream->headers_in.headers.pool = p->request->pool; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
843 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
844 |
294
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
293
diff
changeset
|
845 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
846 c->read->event_handler = ngx_http_proxy_process_upstream_headers; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
847 ngx_http_proxy_process_upstream_headers(rev); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
848 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
849 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
850 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
851 static void ngx_http_proxy_process_upstream_headers(ngx_event_t *rev) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
852 { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
853 int i, rc; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
854 ssize_t n; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
855 ngx_table_elt_t *h; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
856 ngx_connection_t *c; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
857 ngx_http_request_t *r; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
858 ngx_http_proxy_ctx_t *p; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
859 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
860 c = rev->data; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
861 p = c->data; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
862 r = p->request; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
863 p->action = "reading upstream headers"; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
864 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
865 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
866 "http proxy process header line"); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
867 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
868 if (rev->timedout) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
869 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_TIMEOUT); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
870 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
871 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
872 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
873 rc = NGX_AGAIN; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
874 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
875 for ( ;; ) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
876 if (rc == NGX_AGAIN) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
877 n = ngx_http_proxy_read_upstream_header(p); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
878 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
879 if (n == 0) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
880 ngx_log_error(NGX_LOG_ERR, rev->log, 0, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
881 "upstream prematurely closed connection"); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
882 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
883 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
884 if (n == NGX_ERROR || n == 0) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
885 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
886 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
887 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
888 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
889 if (n == NGX_AGAIN) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
890 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
891 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
892 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
893 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
894 rc = ngx_http_parse_header_line(p->request, p->header_in); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
895 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
896 if (rc == NGX_OK) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
897 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
898 /* a header line has been parsed successfully */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
899 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
900 h = ngx_http_add_header(&p->upstream->headers_in, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
901 ngx_http_proxy_headers_in); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
902 if (h == NULL) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
903 ngx_http_proxy_finalize_request(p, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
904 NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
905 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
906 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
907 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
908 h->key.len = r->header_name_end - r->header_name_start; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
909 h->value.len = r->header_end - r->header_start; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
910 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
911 h->key.data = ngx_palloc(p->request->pool, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
912 h->key.len + 1 + h->value.len + 1); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
913 if (h->key.data == NULL) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
914 ngx_http_proxy_finalize_request(p, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
915 NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
916 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
917 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
918 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
919 h->value.data = h->key.data + h->key.len + 1; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
920 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
921 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
922 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
923 for (i = 0; ngx_http_proxy_headers_in[i].name.len != 0; i++) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
924 if (ngx_http_proxy_headers_in[i].name.len != h->key.len) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
925 continue; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
926 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
927 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
928 if (ngx_strcasecmp(ngx_http_proxy_headers_in[i].name.data, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
929 h->key.data) == 0) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
930 { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
931 *((ngx_table_elt_t **) ((char *) &p->upstream->headers_in |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
932 + ngx_http_proxy_headers_in[i].offset)) = h; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
933 break; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
934 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
935 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
936 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
937 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
938 "http proxy header: \"%s: %s\"", |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
939 h->key.data, h->value.data); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
940 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
941 continue; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
942 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
943 } else if (rc == NGX_HTTP_PARSE_HEADER_DONE) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
944 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
945 /* a whole header has been parsed successfully */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
946 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
947 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
948 "http proxy header done"); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
949 |
172
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
950 /* TODO: hook to process the upstream header */ |
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
951 |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
952 #if (NGX_HTTP_CACHE) |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
953 |
172
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
954 if (p->cachable) { |
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
955 p->cachable = ngx_http_proxy_is_cachable(p); |
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
956 } |
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
957 |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
958 #endif |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
959 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
960 ngx_http_proxy_send_response(p); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
961 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
962 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
963 } else if (rc != NGX_AGAIN) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
964 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
965 /* there was error while a header line parsing */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
966 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
967 ngx_log_error(NGX_LOG_ERR, rev->log, 0, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
968 upstream_header_errors[rc - NGX_HTTP_PARSE_HEADER_ERROR]); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
969 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
970 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_INVALID_HEADER); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
971 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
972 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
973 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
974 /* rc == NGX_AGAIN: a header line parsing is still not complete */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
975 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
976 if (p->header_in->last == p->header_in->end) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
977 ngx_log_error(NGX_LOG_ERR, rev->log, 0, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
978 "upstream sent too big header"); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
979 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
980 ngx_http_proxy_next_upstream(p, NGX_HTTP_PROXY_FT_INVALID_HEADER); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
981 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
982 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
983 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
984 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
985 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
986 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
987 static ssize_t ngx_http_proxy_read_upstream_header(ngx_http_proxy_ctx_t *p) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
988 { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
989 ssize_t n; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
990 ngx_event_t *rev; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
991 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
992 rev = p->upstream->peer.connection->read; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
993 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
994 n = p->header_in->last - p->header_in->pos; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
995 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
996 if (n > 0) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
997 return n; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
998 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
999 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1000 n = ngx_recv(p->upstream->peer.connection, p->header_in->last, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1001 p->header_in->end - p->header_in->last); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1002 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1003 if (n == NGX_AGAIN) { |
189
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
1004 #if 0 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1005 ngx_add_timer(rev, p->lcf->read_timeout); |
189
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
1006 #endif |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1007 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1008 if (ngx_handle_read_event(rev, 0) == NGX_ERROR) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1009 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1010 return NGX_ERROR; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1011 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1012 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1013 return NGX_AGAIN; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1014 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1015 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1016 if (n == 0) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1017 ngx_log_error(NGX_LOG_ERR, rev->log, 0, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1018 "upstream closed prematurely connection"); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1019 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1020 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
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parents:
170
diff
changeset
|
1021 if (n == 0 || n == NGX_ERROR) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
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parents:
170
diff
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|
1022 return NGX_ERROR; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1023 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1024 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
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|
1025 p->header_in->last += n; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1026 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
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parents:
170
diff
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|
1027 return n; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1028 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1029 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1030 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
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|
1031 static void ngx_http_proxy_send_response(ngx_http_proxy_ctx_t *p) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1032 { |
172
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
1033 int rc; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
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|
1034 ngx_event_pipe_t *ep; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1035 ngx_http_request_t *r; |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
1036 ngx_http_cache_header_t *header; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1037 ngx_http_core_loc_conf_t *clcf; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1038 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1039 r = p->request; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1040 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1041 r->headers_out.status = p->upstream->status; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1042 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1043 #if 0 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1044 r->headers_out.content_length_n = -1; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1045 r->headers_out.content_length = NULL; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1046 #endif |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1047 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1048 /* copy an upstream header to r->headers_out */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1049 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1050 if (ngx_http_proxy_copy_header(p, &p->upstream->headers_in) == NGX_ERROR) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1051 ngx_http_proxy_finalize_request(p, NGX_HTTP_INTERNAL_SERVER_ERROR); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1052 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1053 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1054 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1055 /* TODO: preallocate event_pipe hunks, look "Content-Length" */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1056 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1057 rc = ngx_http_send_header(r); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1058 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1059 p->header_sent = 1; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1060 |
194
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
191
diff
changeset
|
1061 if (p->cache && p->cache->ctx.file.fd != NGX_INVALID_FILE) { |
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
191
diff
changeset
|
1062 if (ngx_close_file(p->cache->ctx.file.fd) == NGX_FILE_ERROR) { |
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
191
diff
changeset
|
1063 ngx_log_error(NGX_LOG_ALERT, r->connection->log, ngx_errno, |
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
191
diff
changeset
|
1064 ngx_close_file_n " \"%s\" failed", |
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
191
diff
changeset
|
1065 p->cache->ctx.file.name.data); |
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
191
diff
changeset
|
1066 } |
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
191
diff
changeset
|
1067 } |
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
191
diff
changeset
|
1068 |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
1069 if (p->cachable) { |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
1070 header = (ngx_http_cache_header_t *) p->header_in->start; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1071 |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
1072 header->expires = p->cache->ctx.expires; |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
1073 header->last_modified = p->cache->ctx.last_modified; |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
1074 header->date = p->cache->ctx.date; |
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
1075 header->length = r->headers_out.content_length_n; |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
1076 p->cache->ctx.length = r->headers_out.content_length_n; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1077 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1078 header->key_len = p->cache->ctx.key.len; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1079 ngx_memcpy(&header->key, p->cache->ctx.key.data, header->key_len); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1080 header->key[header->key_len] = LF; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1081 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1082 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1083 ep = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1084 if (ep == NULL) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1085 ngx_http_proxy_finalize_request(p, 0); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1086 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1087 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1088 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1089 p->upstream->event_pipe = ep; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1090 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1091 ep->input_filter = ngx_event_pipe_copy_input_filter; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1092 ep->output_filter = (ngx_event_pipe_output_filter_pt) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1093 ngx_http_output_filter; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1094 ep->output_ctx = r; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1095 ep->tag = (ngx_hunk_tag_t) &ngx_http_proxy_module; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1096 ep->bufs = p->lcf->bufs; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1097 ep->busy_size = p->lcf->busy_buffers_size; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1098 ep->upstream = p->upstream->peer.connection; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1099 ep->downstream = r->connection; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1100 ep->pool = r->pool; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1101 ep->log = r->connection->log; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1102 |
288
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
1103 ep->cachable = p->cachable; |
f81d075ad172
nginx-0.0.2-2004-03-14-23:46:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
287
diff
changeset
|
1104 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1105 if (!(ep->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)))) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1106 ngx_http_proxy_finalize_request(p, 0); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1107 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1108 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1109 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1110 ep->temp_file->file.fd = NGX_INVALID_FILE; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1111 ep->temp_file->file.log = r->connection->log; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1112 ep->temp_file->path = p->lcf->temp_path; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1113 ep->temp_file->pool = r->pool; |
188
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
1114 if (!p->cachable) { |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
1115 ep->temp_file->warn = "an upstream response is buffered " |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
1116 "to a temporary file"; |
0061d1f0908d
nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
187
diff
changeset
|
1117 } |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1118 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1119 ep->max_temp_file_size = p->lcf->max_temp_file_size; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1120 ep->temp_file_write_size = p->lcf->temp_file_write_size; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1121 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1122 ep->preread_hunks = ngx_alloc_chain_link(r->pool); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1123 if (ep->preread_hunks == NULL) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1124 ngx_http_proxy_finalize_request(p, 0); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1125 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1126 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1127 ep->preread_hunks->hunk = p->header_in; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1128 ep->preread_hunks->next = NULL; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1129 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1130 ep->preread_size = p->header_in->last - p->header_in->pos; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1131 |
187
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
178
diff
changeset
|
1132 ep->hunk_to_file = ngx_calloc_hunk(r->pool); |
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
178
diff
changeset
|
1133 if (ep->preread_hunks == NULL) { |
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
178
diff
changeset
|
1134 ngx_http_proxy_finalize_request(p, 0); |
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
178
diff
changeset
|
1135 return; |
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
178
diff
changeset
|
1136 } |
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
178
diff
changeset
|
1137 ep->hunk_to_file->pos = p->header_in->start; |
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
178
diff
changeset
|
1138 ep->hunk_to_file->last = p->header_in->pos; |
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
178
diff
changeset
|
1139 ep->hunk_to_file->type = NGX_HUNK_IN_MEMORY|NGX_HUNK_TEMP; |
5a9bbe99008b
nginx-0.0.1-2003-11-17-19:15:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
178
diff
changeset
|
1140 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1141 if (ngx_event_flags & NGX_USE_AIO_EVENT) { |
195
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
1142 /* the posted aio operation can currupt a shadow buffer */ |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1143 ep->single_buf = 1; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1144 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1145 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1146 /* TODO: ep->free_bufs = 0 if use ngx_create_chain_of_hunks() */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1147 ep->free_bufs = 1; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1148 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1149 /* |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1150 * event_pipe would do p->header_in->last += ep->preread_size |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1151 * as though these bytes were read. |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1152 */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1153 p->header_in->last = p->header_in->pos; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1154 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1155 if (p->lcf->cyclic_temp_file) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1156 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1157 /* |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1158 * we need to disable the use of sendfile() if we use cyclic temp file |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1159 * because the writing a new data can interfere with sendfile() |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1160 * that uses the same kernel file pages (at least on FreeBSD) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1161 */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1162 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1163 ep->cyclic_temp_file = 1; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1164 r->sendfile = 0; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1165 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1166 } else { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1167 ep->cyclic_temp_file = 0; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1168 r->sendfile = 1; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1169 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1170 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1171 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1172 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1173 ep->read_timeout = p->lcf->read_timeout; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1174 ep->send_timeout = clcf->send_timeout; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1175 ep->send_lowat = clcf->send_lowat; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1176 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1177 p->upstream->peer.connection->read->event_handler = |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1178 ngx_http_proxy_process_body; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1179 r->connection->write->event_handler = ngx_http_proxy_process_body; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1180 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1181 ngx_http_proxy_process_body(p->upstream->peer.connection->read); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1182 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1183 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1184 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1185 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1186 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1187 static void ngx_http_proxy_process_body(ngx_event_t *ev) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1188 { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1189 ngx_connection_t *c; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1190 ngx_http_request_t *r; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1191 ngx_http_proxy_ctx_t *p; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1192 ngx_event_pipe_t *ep; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1193 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1194 c = ev->data; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1195 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1196 if (ev->write) { |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
1197 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
1198 "http proxy process downstream"); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1199 r = c->data; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1200 p = ngx_http_get_module_ctx(r, ngx_http_proxy_module); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1201 p->action = "sending to client"; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1202 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1203 } else { |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
1204 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
1205 "http proxy process upstream"); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1206 p = c->data; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1207 r = p->request; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1208 p->action = "reading upstream body"; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1209 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1210 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1211 ep = p->upstream->event_pipe; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1212 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1213 if (ev->timedout) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1214 if (ev->write) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1215 ep->downstream_error = 1; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1216 ngx_log_error(NGX_LOG_ERR, c->log, NGX_ETIMEDOUT, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1217 "client timed out"); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1218 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1219 } else { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1220 ep->upstream_error = 1; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1221 ngx_log_error(NGX_LOG_ERR, c->log, NGX_ETIMEDOUT, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1222 "upstream timed out"); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1223 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1224 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1225 } else { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1226 if (ngx_event_pipe(ep, ev->write) == NGX_ABORT) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1227 ngx_http_proxy_finalize_request(p, 0); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1228 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1229 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1230 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1231 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1232 if (p->upstream->peer.connection) { |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1233 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1234 #if (NGX_HTTP_FILE_CACHE) |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1235 |
172
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
1236 if (ep->upstream_done && p->cachable) { |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1237 if (ngx_http_proxy_update_cache(p) == NGX_ERROR) { |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
177
diff
changeset
|
1238 ngx_http_busy_unlock(p->lcf->busy_lock, &p->busy_lock); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1239 ngx_http_proxy_finalize_request(p, 0); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1240 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1241 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1242 |
172
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
1243 } else if (ep->upstream_eof && p->cachable) { |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1244 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1245 /* TODO: check length & update cache */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1246 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1247 if (ngx_http_proxy_update_cache(p) == NGX_ERROR) { |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
177
diff
changeset
|
1248 ngx_http_busy_unlock(p->lcf->busy_lock, &p->busy_lock); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1249 ngx_http_proxy_finalize_request(p, 0); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1250 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1251 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1252 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1253 |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1254 #endif |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1255 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1256 if (ep->upstream_done || ep->upstream_eof || ep->upstream_error) { |
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
1257 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
1258 "http proxy upstream exit: " PTR_FMT, ep->out); |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
177
diff
changeset
|
1259 ngx_http_busy_unlock(p->lcf->busy_lock, &p->busy_lock); |
195
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
1260 ngx_http_proxy_finalize_request(p, 0); |
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
1261 return; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1262 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1263 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1264 |
195
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
1265 if (ep->downstream_error) { |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
1266 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
1267 "http proxy downstream error"); |
195
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
1268 if (!p->cachable && p->upstream->peer.connection) { |
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
1269 ngx_http_proxy_finalize_request(p, 0); |
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
1270 } |
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
1271 } |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1272 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1273 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1274 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1275 static void ngx_http_proxy_next_upstream(ngx_http_proxy_ctx_t *p, int ft_type) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1276 { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1277 int status; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1278 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
1279 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, p->request->connection->log, 0, |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
1280 "http proxy next upstream: %d", ft_type); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1281 |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
177
diff
changeset
|
1282 ngx_http_busy_unlock(p->lcf->busy_lock, &p->busy_lock); |
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
177
diff
changeset
|
1283 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1284 if (ft_type != NGX_HTTP_PROXY_FT_HTTP_404) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1285 ngx_event_connect_peer_failed(&p->upstream->peer); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1286 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1287 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1288 if (ft_type == NGX_HTTP_PROXY_FT_TIMEOUT) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1289 ngx_log_error(NGX_LOG_ERR, p->request->connection->log, NGX_ETIMEDOUT, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1290 "upstream timed out"); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1291 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1292 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1293 if (p->upstream->peer.cached && ft_type == NGX_HTTP_PROXY_FT_ERROR) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1294 status = 0; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1295 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1296 } else { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1297 switch(ft_type) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1298 case NGX_HTTP_PROXY_FT_TIMEOUT: |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1299 status = NGX_HTTP_GATEWAY_TIME_OUT; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1300 break; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1301 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1302 case NGX_HTTP_PROXY_FT_HTTP_500: |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1303 status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1304 break; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1305 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1306 case NGX_HTTP_PROXY_FT_HTTP_404: |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1307 status = NGX_HTTP_NOT_FOUND; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1308 break; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1309 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1310 /* |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1311 * NGX_HTTP_PROXY_FT_BUSY_LOCK and NGX_HTTP_PROXY_FT_MAX_WAITING |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1312 * never reach here |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1313 */ |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1314 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1315 default: |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1316 status = NGX_HTTP_BAD_GATEWAY; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1317 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1318 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1319 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1320 if (p->upstream->peer.connection) { |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
1321 ngx_http_proxy_close_connection(p); |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1322 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1323 |
189
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
1324 if (p->request->connection->write->eof) { |
190
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
189
diff
changeset
|
1325 ngx_http_proxy_finalize_request(p, NGX_HTTP_CLIENT_CLOSED_REQUEST); |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
189
diff
changeset
|
1326 return; |
189
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
1327 } |
c966c09be66b
nginx-0.0.1-2003-11-18-19:49:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
188
diff
changeset
|
1328 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1329 if (status) { |
172
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
changeset
|
1330 p->state->status = status; |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1331 |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1332 if (p->upstream->peer.tries == 0 || !(p->lcf->next_upstream & ft_type)) |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1333 { |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1334 |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1335 #if (NGX_HTTP_CACHE) |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1336 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1337 if (p->stale && (p->lcf->use_stale & ft_type)) { |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1338 ngx_http_proxy_finalize_request(p, |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1339 ngx_http_proxy_send_cached_response(p)); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1340 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1341 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1342 |
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1343 #endif |
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
1344 |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1345 ngx_http_proxy_finalize_request(p, status); |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1346 return; |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1347 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1348 } |
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1349 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
175
diff
changeset
|
1350 if (p->lcf->busy_lock && !p->busy_locked) { |
175
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
1351 ngx_http_proxy_upstream_busy_lock(p); |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
1352 } else { |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
1353 ngx_http_proxy_connect(p); |
e92c2c647c57
nginx-0.0.1-2003-11-05-20:03:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
174
diff
changeset
|
1354 } |
171
aff0e5d32af8
nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
1355 } |