Mercurial > hg > nginx

annotate src/imap/ngx_imap_proxy.c @ 423:fda5987b188d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.10-2004-09-13-20:18:09 import
author Igor Sysoev <igor@sysoev.ru>
date Mon, 13 Sep 2004 16:18:09 +0000
parents edaefb2a20fc
children 3f88935a02e8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
2 #include <ngx_config.h>
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
3 #include <ngx_core.h>
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
4 #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
5 #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
6 #include <ngx_imap.h>
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
7
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
8
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
9 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
10 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
11 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
12 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
13 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
14 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
15 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
16
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
17
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
18 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
19 {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
20 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
21 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
22 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
23
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
24 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
25 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
26 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
27 }
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 s->proxy = p;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
30
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
31 /**/
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 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
34 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
35 return;
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 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
39 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
40 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
41
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
42 peers->number = 1;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
43 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
44 #if 0
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
45 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
46 peers->peers[0].addr_port_text.len = sizeof("81.19.69.70:110") - 1;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
47 peers->peers[0].addr_port_text.data = "81.19.69.70:110";
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
48 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
49 #else
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
50 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
51 peers->peers[0].addr_port_text.len = sizeof("81.19.64.101:110") - 1;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
52 peers->peers[0].addr_port_text.data = "81.19.64.101:110";
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
53 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
54 #endif
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
55
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
56 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
57
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
58 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
59 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
60 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
61 }
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 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
64 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
65
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
66 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
67 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
68 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
69 }
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
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
72 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
73 {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
74 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
75 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
76
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
77 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
78
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
79 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
80 c = rev->data;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
81 s = c->data;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
82
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
83 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
84 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
85 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
86
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
87
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
88 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
89 {
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
90 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
91 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
92 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
93 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
94 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
95
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
96 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
97
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
98 c = rev->data;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
99 s = c->data;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
100
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
101 if (rev->timedout) {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
102 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
103 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
104 return;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
105 }
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
106
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
107 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
108 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
109 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
110 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
111 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
112 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
113 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
114
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
115 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
116
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
117 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
118 return;
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
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
121 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
122 /* 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
123 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
124 return;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
125 }
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
126
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
127 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
128
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
129 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
130
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
131 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
132 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
133 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
134 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
135 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
136
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
137 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
138 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
139 *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
140
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
141 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
142 /*
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
143 * 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
144 * 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
145 */
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
146 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
147 return;
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
148 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
149
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
150 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
151
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
152 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
153 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
154
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
155 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
156 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
157
422
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
158 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
159
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
160 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
161 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
162 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
163 return;
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
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
166 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
167 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
168 *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
169
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
170 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
171 /*
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
172 * 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
173 * 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
174 */
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
175 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
176 return;
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
177 }
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
178
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
179 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
180 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
181
edaefb2a20fc nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 419
diff changeset
182 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
183 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
184 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
185 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
186 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
187
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
188
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
189 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
190 {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
191 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
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
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
195 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
196 {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
197 u_char *p;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
198 ssize_t n;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
199 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
200
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
201 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
202
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
203 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
204
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
205 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
206 return NGX_ERROR;
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
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
209 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
210 return NGX_AGAIN;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
211 }
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 b->last += n;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
214
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
215 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
216 return NGX_AGAIN;
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
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
219 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
220 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
221 *(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
222 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
223 "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
224 b->pos);
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
225 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
226 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
227
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
228 return NGX_AGAIN;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
229 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
230
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
231 p = b->pos;
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 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
234 return NGX_OK;
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
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
237 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
238 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
239 }
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 *(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
242 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
243 "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
244
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
245 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
246 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
247
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
248
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
249 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
250 {
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
251 size_t size;
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
252 ssize_t n;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
253 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
254 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
255 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
256 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
257
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
258 c = ev->data;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
259 s = c->data;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
260
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
261 if (ev->timedout) {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
262 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
263 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
264 "client timed out");
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
265 } else {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
266 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
267 "upstream timed out");
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
268 }
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
269
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
270 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
271 return;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
272 }
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
273
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
274 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
275 if (ev->write) {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
276 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
277 dst = c;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
278 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
279
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
280 } else {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
281 src = c;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
282 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
283 b = s->buffer;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
284 }
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
285
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
286 } else {
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
287 if (ev->write) {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
288 src = s->connection;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
289 dst = c;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
290 b = s->buffer;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
291
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
292 } else {
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
293 src = c;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
294 dst = s->connection;
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
295 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
296 }
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
297 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
298
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
299 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
300
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
301 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
302 "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
303 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
304
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
305 do {
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
306 again = 0;
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
307
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
308 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
309
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
310 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
311
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
312 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
313 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
314
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
315 if (n == NGX_ERROR) {
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
316 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
317 return;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
318 }
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 > 0) {
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
321 again = 1;
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
322 b->pos += n;
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 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
325 b->pos = b->start;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
326 b->last = b->start;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
327 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
328 }
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
329
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
330 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
331 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
332 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
333 == NGX_ERROR)
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 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
336 return;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
337 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
338 }
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
339 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
340 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
341
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
342 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
343
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
344 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
345 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
346
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
347 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
348 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
349 return;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
350 }
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 > 0) {
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
353 again = 1;
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
354 do_write = 1;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
355 b->last += n;
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
356 }
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
357
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
358 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
359 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
360 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
361 return;
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 }
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
364 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
365
423
fda5987b188d nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 422
diff changeset
366 } while (again);
418
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
367 }
cf072d26d6d6 nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
368
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 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
371 {
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
372 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
373 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
374 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
375 }
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
376
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 418
diff changeset
377 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
378 }