Mercurial > hg > nginx

annotate src/imap/ngx_imap_proxy.c @ 441:da8c5707af39

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
author Igor Sysoev <igor@sysoev.ru>
date Tue, 28 Sep 2004 08:34:51 +0000
parents 3f88935a02e8
children 42d11f017717
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
441
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 426
diff changeset
1
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 426
diff changeset
2 /*
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 426
diff changeset
3 * Copyright (C) 2002-2004 Igor Sysoev
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 426
diff changeset
4 */
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 426
diff changeset
5
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
6
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
7 #include <ngx_config.h>
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
8 #include <ngx_core.h>
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
9 #include <ngx_event.h>
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
10 #include <ngx_event_connect.h>
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
11 #include <ngx_imap.h>
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
12
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
13
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
14 static void ngx_imap_proxy_block_read(ngx_event_t *rev);
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
15 static void ngx_imap_proxy_auth_handler(ngx_event_t *rev);
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
16 static void ngx_imap_proxy_init_handler(ngx_event_t *wev);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
17 static void ngx_imap_proxy_dummy_handler(ngx_event_t *ev);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
18 static ngx_int_t ngx_imap_proxy_read_response(ngx_imap_session_t *s);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
19 static void ngx_imap_proxy_handler(ngx_event_t *ev);
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
20 static void ngx_imap_proxy_close_session(ngx_imap_session_t *s);
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
21
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
22
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
23 void ngx_imap_proxy_init(ngx_imap_session_t *s)
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
24 {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
25 ngx_int_t rc;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
26 ngx_peers_t *peers;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
27 ngx_imap_proxy_ctx_t *p;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
28
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
29 if (!(p = ngx_pcalloc(s->connection->pool, sizeof(ngx_imap_proxy_ctx_t)))) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
30 ngx_imap_close_connection(s->connection);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
31 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
32 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
33
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
34 s->proxy = p;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
35
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
36 /**/
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
37
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
38 if (!(peers = ngx_pcalloc(s->connection->pool, sizeof(ngx_peers_t)))) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
39 ngx_imap_close_connection(s->connection);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
40 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
41 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
42
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
43 p->upstream.peers = peers;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
44 p->upstream.log = s->connection->log;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
45 p->upstream.log_error = NGX_ERROR_ERR;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
46
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
47 peers->number = 1;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
48 peers->max_fails = 1;
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
49 #if 0
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
50 peers->peers[0].addr = inet_addr("81.19.69.70");
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
51 peers->peers[0].addr_port_text.len = sizeof("81.19.69.70:110") - 1;
426
3f88935a02e8 nginx-0.0.10-2004-09-14-23:39:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 423
diff changeset
52 peers->peers[0].addr_port_text.data = (u_char *) "81.19.69.70:110";
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
53 peers->peers[0].port = htons(110);
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
54 #else
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
55 peers->peers[0].addr = inet_addr("81.19.64.101");
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
56 peers->peers[0].addr_port_text.len = sizeof("81.19.64.101:110") - 1;
426
3f88935a02e8 nginx-0.0.10-2004-09-14-23:39:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 423
diff changeset
57 peers->peers[0].addr_port_text.data = (u_char *) "81.19.64.101:110";
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
58 peers->peers[0].port = htons(110);
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
59 #endif
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
60
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
61 rc = ngx_event_connect_peer(&p->upstream);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
62
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
63 if (rc == NGX_ERROR) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
64 ngx_imap_proxy_close_session(s);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
65 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
66 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
67
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
68 p->upstream.connection->data = s;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
69 p->upstream.connection->pool = s->connection->pool;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
70
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
71 s->connection->read->event_handler = ngx_imap_proxy_block_read;
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
72 p->upstream.connection->read->event_handler = ngx_imap_proxy_auth_handler;
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
73 p->upstream.connection->write->event_handler = ngx_imap_proxy_dummy_handler;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
74 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
75
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
76
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
77 static void ngx_imap_proxy_block_read(ngx_event_t *rev)
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
78 {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
79 ngx_connection_t *c;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
80 ngx_imap_session_t *s;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
81
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
82 ngx_log_debug0(NGX_LOG_DEBUG_IMAP, rev->log, 0, "imap proxy block read");
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
83
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
84 if (ngx_handle_read_event(rev, 0) == NGX_ERROR) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
85 c = rev->data;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
86 s = c->data;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
87
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
88 ngx_imap_proxy_close_session(s);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
89 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
90 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
91
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
92
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
93 static void ngx_imap_proxy_auth_handler(ngx_event_t *rev)
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
94 {
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
95 u_char *p;
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
96 ngx_int_t rc;
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
97 ngx_str_t line;
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
98 ngx_connection_t *c;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
99 ngx_imap_session_t *s;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
100
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
101 ngx_log_debug0(NGX_LOG_DEBUG_IMAP, rev->log, 0, "imap proxy auth handler");
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
102
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
103 c = rev->data;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
104 s = c->data;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
105
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
106 if (rev->timedout) {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
107 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out");
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
108 ngx_imap_proxy_close_session(s);
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
109 return;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
110 }
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
111
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
112 if (s->proxy->buffer == NULL) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
113 s->proxy->buffer = ngx_create_temp_buf(c->pool, /* STUB */ 4096);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
114 if (s->proxy->buffer == NULL) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
115 ngx_imap_proxy_close_session(s);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
116 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
117 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
118 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
119
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
120 rc = ngx_imap_proxy_read_response(s);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
121
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
122 if (rc == NGX_AGAIN) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
123 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
124 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
125
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
126 if (rc == NGX_ERROR) {
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
127 /* TODO: ngx_imap_proxy_finalize_session(s, NGX_IMAP_INTERNAL_ERROR) */
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
128 ngx_imap_proxy_close_session(s);
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
129 return;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
130 }
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
131
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
132 if (s->imap_state == ngx_pop3_start) {
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
133
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
134 ngx_log_debug0(NGX_LOG_DEBUG_IMAP, rev->log, 0, "imap proxy send user");
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
135
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
136 line.len = sizeof("USER ") + s->login.len - 1 + 2;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
137 if (!(line.data = ngx_palloc(c->pool, line.len))) {
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
138 ngx_imap_proxy_close_session(s);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
139 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
140 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
141
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
142 p = ngx_cpymem(line.data, "USER ", sizeof("USER ") - 1);
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
143 p = ngx_cpymem(p, s->login.data, s->login.len);
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
144 *p++ = CR; *p++ = LF;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
145
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
146 if (ngx_send(c, line.data, line.len) < (ssize_t) line.len) {
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
147 /*
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
148 * we treat the incomplete sending as NGX_ERROR
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
149 * because it is very strange here
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
150 */
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
151 ngx_imap_close_connection(c);
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
152 return;
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
153 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
154
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
155 s->imap_state = ngx_pop3_user;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
156
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
157 s->proxy->buffer->pos = s->proxy->buffer->start;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
158 s->proxy->buffer->last = s->proxy->buffer->start;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
159
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
160 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
161 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
162
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
163 ngx_log_debug0(NGX_LOG_DEBUG_IMAP, rev->log, 0, "imap proxy send pass");
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
164
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
165 line.len = sizeof("PASS ") + s->passwd.len - 1 + 2;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
166 if (!(line.data = ngx_palloc(c->pool, line.len))) {
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
167 ngx_imap_proxy_close_session(s);
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
168 return;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
169 }
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
170
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
171 p = ngx_cpymem(line.data, "PASS ", sizeof("PASS ") - 1);
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
172 p = ngx_cpymem(p, s->passwd.data, s->passwd.len);
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
173 *p++ = CR; *p++ = LF;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
174
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
175 if (ngx_send(c, line.data, line.len) < (ssize_t) line.len) {
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
176 /*
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
177 * we treat the incomplete sending as NGX_ERROR
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
178 * because it is very strange here
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
179 */
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
180 ngx_imap_close_connection(c);
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
181 return;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
182 }
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
183
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
184 s->proxy->buffer->pos = s->proxy->buffer->start;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
185 s->proxy->buffer->last = s->proxy->buffer->start;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
186
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
187 s->connection->read->event_handler = ngx_imap_proxy_handler;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
188 s->connection->write->event_handler = ngx_imap_proxy_handler;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
189 rev->event_handler = ngx_imap_proxy_handler;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
190 c->write->event_handler = ngx_imap_proxy_handler;
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
191 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
192
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
193
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
194 static void ngx_imap_proxy_dummy_handler(ngx_event_t *ev)
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
195 {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
196 ngx_log_debug0(NGX_LOG_DEBUG_IMAP, ev->log, 0, "imap proxy dummy handler");
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
197 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
198
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
199
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
200 static ngx_int_t ngx_imap_proxy_read_response(ngx_imap_session_t *s)
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
201 {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
202 u_char *p;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
203 ssize_t n;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
204 ngx_buf_t *b;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
205
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
206 b = s->proxy->buffer;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
207
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
208 n = ngx_recv(s->proxy->upstream.connection, b->last, b->end - b->last);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
209
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
210 if (n == NGX_ERROR || n == 0) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
211 return NGX_ERROR;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
212 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
213
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
214 if (n == NGX_AGAIN) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
215 return NGX_AGAIN;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
216 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
217
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
218 b->last += n;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
219
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
220 if (b->last - b->pos < 5) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
221 return NGX_AGAIN;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
222 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
223
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
224 if (*(b->last - 2) != CR || *(b->last - 1) != LF) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
225 if (b->last == b->end) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
226 *(b->last - 1) = '\0';
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
227 ngx_log_error(NGX_LOG_ERR, s->connection->log, 0,
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
228 "upstream sent too long response line: \"%s\"",
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
229 b->pos);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
230 return NGX_IMAP_PROXY_INVALID;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
231 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
232
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
233 return NGX_AGAIN;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
234 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
235
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
236 p = b->pos;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
237
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
238 if (p[0] == '+' && p[1] == 'O' && p[2] == 'K') {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
239 return NGX_OK;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
240 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
241
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
242 if (p[0] == '-' && p[1] == 'E' && p[2] == 'R' && p[3] == 'R') {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
243 return NGX_IMAP_PROXY_ERROR;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
244 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
245
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
246 *(b->last - 2) = '\0';
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
247 ngx_log_error(NGX_LOG_ERR, s->connection->log, 0,
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
248 "upstream sent invalid greeting line: \"%s\"", p);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
249
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
250 return NGX_IMAP_PROXY_INVALID;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
251 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
252
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
253
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
254 static void ngx_imap_proxy_handler(ngx_event_t *ev)
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
255 {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
256 size_t size;
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
257 ssize_t n;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
258 ngx_buf_t *b;
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
259 ngx_uint_t again, do_write;
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
260 ngx_connection_t *c, *src, *dst;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
261 ngx_imap_session_t *s;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
262
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
263 c = ev->data;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
264 s = c->data;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
265
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
266 if (ev->timedout) {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
267 if (c == s->connection) {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
268 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT,
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
269 "client timed out");
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
270 } else {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
271 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT,
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
272 "upstream timed out");
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
273 }
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
274
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
275 ngx_imap_proxy_close_session(s);
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
276 return;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
277 }
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
278
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
279 if (c == s->connection) {
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
280 if (ev->write) {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
281 src = s->proxy->upstream.connection;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
282 dst = c;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
283 b = s->proxy->buffer;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
284
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
285 } else {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
286 src = c;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
287 dst = s->proxy->upstream.connection;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
288 b = s->buffer;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
289 }
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
290
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
291 } else {
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
292 if (ev->write) {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
293 src = s->connection;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
294 dst = c;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
295 b = s->buffer;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
296
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
297 } else {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
298 src = c;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
299 dst = s->connection;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
300 b = s->proxy->buffer;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
301 }
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
302 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
303
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
304 do_write = ev->write ? 1 : 0;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
305
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
306 ngx_log_debug3(NGX_LOG_DEBUG_IMAP, ev->log, 0,
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
307 "imap proxy handler: %d, #%d > #%d",
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
308 do_write, src->fd, dst->fd);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
309
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
310 do {
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
311 again = 0;
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
312
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
313 if (do_write == 1) {
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
314
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
315 size = b->last - b->pos;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
316
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
317 if (size && dst->write->ready) {
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
318 n = ngx_send(dst, b->pos, size);
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
319
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
320 if (n == NGX_ERROR) {
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
321 ngx_imap_proxy_close_session(s);
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
322 return;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
323 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
324
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
325 if (n > 0) {
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
326 again = 1;
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
327 b->pos += n;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
328
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
329 if (b->pos == b->last) {
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
330 b->pos = b->start;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
331 b->last = b->start;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
332 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
333 }
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
334
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
335 if (n == NGX_AGAIN || n < (ssize_t) size) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
336 dst->write->available = 0;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
337 if (ngx_handle_write_event(dst->write, NGX_LOWAT_EVENT)
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
338 == NGX_ERROR)
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
339 {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
340 ngx_imap_proxy_close_session(s);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
341 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
342 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
343 }
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
344 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
345 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
346
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
347 size = b->end - b->last;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
348
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
349 if (size && src->read->ready) {
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
350 n = ngx_recv(src, b->last, size);
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
351
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
352 if (n == NGX_ERROR || n == 0) {
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
353 ngx_imap_proxy_close_session(s);
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
354 return;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
355 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
356
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
357 if (n > 0) {
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
358 again = 1;
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
359 do_write = 1;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
360 b->last += n;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
361 }
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
362
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
363 if (n == NGX_AGAIN || n < (ssize_t) size) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
364 if (ngx_handle_read_event(src->read, 0) == NGX_ERROR) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
365 ngx_imap_proxy_close_session(s);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
366 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
367 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
368 }
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
369 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
370
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
371 } while (again);
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
372 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
373
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
374
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
375 static void ngx_imap_proxy_close_session(ngx_imap_session_t *s)
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
376 {
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
377 if (ngx_close_socket(s->proxy->upstream.connection->fd) == -1) {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
378 ngx_log_error(NGX_LOG_ALERT, s->connection->log, ngx_socket_errno,
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
379 ngx_close_socket_n " failed");
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
380 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
381
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
382 ngx_imap_close_connection(s->connection);
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
383 }