Mercurial > dovecot > core-2.2

annotate src/pop3-login/pop3-proxy.c @ 9002:9d0037a997f4 HEAD

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Initial commit for config rewrite.
author Timo Sirainen <tss@iki.fi>
date Tue, 27 Jan 2009 18:21:53 -0500
parents b9faf4db2a9f
children 21d4363a3cf7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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b9faf4db2a9f Updated copyright notices to include year 2009.
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1 /* Copyright (c) 2004-2009 Dovecot authors, see the included COPYING file */
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2
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3 #include "common.h"
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4 #include "ioloop.h"
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5 #include "istream.h"
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6 #include "ostream.h"
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7 #include "base64.h"
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8 #include "safe-memset.h"
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9 #include "str.h"
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10 #include "str-sanitize.h"
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11 #include "client.h"
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12 #include "pop3-proxy.h"
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13
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14 #define PROXY_FAILURE_MSG "-ERR [IN-USE] "AUTH_TEMP_FAILED_MSG
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15
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16 static void proxy_free_password(struct pop3_client *client)
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17 {
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18 if (client->proxy_password == NULL)
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19 return;
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20
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21 safe_memset(client->proxy_password, 0, strlen(client->proxy_password));
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22 i_free_and_null(client->proxy_password);
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23 }
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24
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25 static void proxy_failed(struct pop3_client *client, bool send_line)
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26 {
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27 if (send_line)
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28 client_send_line(client, PROXY_FAILURE_MSG);
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29
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30 login_proxy_free(&client->proxy);
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31 proxy_free_password(client);
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32 i_free_and_null(client->proxy_user);
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33 i_free_and_null(client->proxy_master_user);
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34
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35 /* call this last - it may destroy the client */
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36 client_auth_failed(client, TRUE);
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37 }
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38
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39 static void get_plain_auth(struct pop3_client *client, string_t *dest)
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40 {
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41 string_t *str;
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42
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43 str = t_str_new(128);
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44 str_append(str, client->proxy_user);
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45 str_append_c(str, '\0');
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46 str_append(str, client->proxy_master_user);
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47 str_append_c(str, '\0');
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48 str_append(str, client->proxy_password);
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49 base64_encode(str_data(str), str_len(str), dest);
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50 }
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51
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52 static int proxy_input_line(struct pop3_client *client,
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53 struct ostream *output, const char *line)
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54 {
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55 string_t *str;
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56
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57 i_assert(!client->destroyed);
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58
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59 switch (client->proxy_state) {
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60 case 0:
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61 /* this is a banner */
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62 if (strncmp(line, "+OK", 3) != 0) {
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63 client_syslog_err(&client->common, t_strdup_printf(
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64 "proxy: Remote returned invalid banner: %s",
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65 str_sanitize(line, 160)));
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66 proxy_failed(client, TRUE);
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67 return -1;
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68 }
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70 str = t_str_new(128);
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71 if (client->proxy_master_user == NULL) {
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72 /* send USER command */
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73 str_append(str, "USER ");
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74 str_append(str, client->proxy_user);
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75 str_append(str, "\r\n");
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76 } else {
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77 /* master user login - use AUTH PLAIN. */
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78 str_append(str, "AUTH PLAIN\r\n");
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79 }
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80 (void)o_stream_send(output, str_data(str), str_len(str));
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81
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82 client->proxy_state++;
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83 return 0;
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84 case 1:
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85 str = t_str_new(128);
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86 if (client->proxy_master_user == NULL) {
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87 if (strncmp(line, "+OK", 3) != 0)
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88 break;
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89
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90 /* USER successful, send PASS */
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91 str_append(str, "PASS ");
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92 str_append(str, client->proxy_password);
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93 str_append(str, "\r\n");
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94 } else {
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95 if (*line != '+')
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96 break;
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97 /* AUTH successful, send the authentication data */
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98 get_plain_auth(client, str);
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99 str_append(str, "\r\n");
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100 }
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101 (void)o_stream_send(output, str_data(str), str_len(str));
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102 proxy_free_password(client);
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103 client->proxy_state++;
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104 return 0;
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105 case 2:
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106 if (strncmp(line, "+OK", 3) != 0)
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107 break;
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108
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109 /* Login successful. Send this line to client. */
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110 line = t_strconcat(line, "\r\n", NULL);
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111 (void)o_stream_send_str(client->output, line);
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112
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113 str = t_str_new(128);
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114 str_printfa(str, "proxy(%s): started proxying to %s:%u",
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115 client->common.virtual_user,
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116 login_proxy_get_host(client->proxy),
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117 login_proxy_get_port(client->proxy));
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118 if (strcmp(client->common.virtual_user,
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119 client->proxy_user) != 0) {
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120 /* remote username is different, log it */
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121 str_append_c(str, '/');
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122 str_append(str, client->proxy_user);
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123 }
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124 if (client->proxy_master_user != NULL) {
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125 str_printfa(str, " (master %s)",
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126 client->proxy_master_user);
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Timo Sirainen <tss@iki.fi>
parents: 8123
diff changeset
127 }
5046
f2cc68a3a198 Log the proxy destination host:port.
Timo Sirainen <tss@iki.fi>
parents: 4907
diff changeset
128
7927
2351a81ce699 If commands are pipelined after the login command, pass them to the
Timo Sirainen <tss@iki.fi>
parents: 7454
diff changeset
129 login_proxy_detach(client->proxy, client->common.input,
2835
39c315e7697d Keep proxy_user stored until proxy is destroyed.
Timo Sirainen <tss@iki.fi>
parents: 2786
diff changeset
130 client->output);
2773
e624a9ad6a30 More smart IMAP and POP3 proxies. Now if remote login fails, it just
Timo Sirainen <tss@iki.fi>
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diff changeset
131
2835
39c315e7697d Keep proxy_user stored until proxy is destroyed.
Timo Sirainen <tss@iki.fi>
parents: 2786
diff changeset
132 client->proxy = NULL;
7927
2351a81ce699 If commands are pipelined after the login command, pass them to the
Timo Sirainen <tss@iki.fi>
parents: 7454
diff changeset
133 client->common.input = NULL;
2835
39c315e7697d Keep proxy_user stored until proxy is destroyed.
Timo Sirainen <tss@iki.fi>
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diff changeset
134 client->output = NULL;
39c315e7697d Keep proxy_user stored until proxy is destroyed.
Timo Sirainen <tss@iki.fi>
parents: 2786
diff changeset
135 client->common.fd = -1;
8097
4d6cc7bb3426 Proxy: Log destuser in the "proxying" line if it's different from username.
Timo Sirainen <tss@iki.fi>
parents: 7927
diff changeset
136 client_destroy_success(client, str_c(str));
8583
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
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diff changeset
137 return 0;
2835
39c315e7697d Keep proxy_user stored until proxy is destroyed.
Timo Sirainen <tss@iki.fi>
parents: 2786
diff changeset
138 }
39c315e7697d Keep proxy_user stored until proxy is destroyed.
Timo Sirainen <tss@iki.fi>
parents: 2786
diff changeset
139
7216
56f8ac7a3a77 If proxy fails to log in to the backend server, forward the error message
Timo Sirainen <tss@iki.fi>
parents: 7117
diff changeset
140 /* Login failed. Pass through the error message to client
56f8ac7a3a77 If proxy fails to log in to the backend server, forward the error message
Timo Sirainen <tss@iki.fi>
parents: 7117
diff changeset
141 (see imap-proxy code for potential problems with this) */
56f8ac7a3a77 If proxy fails to log in to the backend server, forward the error message
Timo Sirainen <tss@iki.fi>
parents: 7117
diff changeset
142 if (strncmp(line, "-ERR ", 5) != 0)
56f8ac7a3a77 If proxy fails to log in to the backend server, forward the error message
Timo Sirainen <tss@iki.fi>
parents: 7117
diff changeset
143 client_send_line(client, "-ERR "AUTH_FAILED_MSG);
56f8ac7a3a77 If proxy fails to log in to the backend server, forward the error message
Timo Sirainen <tss@iki.fi>
parents: 7117
diff changeset
144 else
56f8ac7a3a77 If proxy fails to log in to the backend server, forward the error message
Timo Sirainen <tss@iki.fi>
parents: 7117
diff changeset
145 client_send_line(client, line);
2785
fc4b1ec1b3ef Use USER/PASS instad for AUTH PLAIN. Also don't require "+OK" to have
Timo Sirainen <tss@iki.fi>
parents: 2783
diff changeset
146
9002
9d0037a997f4 Initial commit for config rewrite.
Timo Sirainen <tss@iki.fi>
parents: 8590
diff changeset
147 if (login_settings->verbose_auth) {
8123
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
148 str = t_str_new(128);
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
149 str_printfa(str, "proxy(%s): Login failed to %s:%u",
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
150 client->common.virtual_user,
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
151 login_proxy_get_host(client->proxy),
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
152 login_proxy_get_port(client->proxy));
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
153 if (strcmp(client->common.virtual_user,
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
154 client->proxy_user) != 0) {
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
155 /* remote username is different, log it */
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
156 str_append_c(str, '/');
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
157 str_append(str, client->proxy_user);
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
158 }
8546
50f49805b13b imap/pop3 proxy: Support master user logins.
Timo Sirainen <tss@iki.fi>
parents: 8123
diff changeset
159 if (client->proxy_master_user != NULL) {
50f49805b13b imap/pop3 proxy: Support master user logins.
Timo Sirainen <tss@iki.fi>
parents: 8123
diff changeset
160 str_printfa(str, " (master %s)",
50f49805b13b imap/pop3 proxy: Support master user logins.
Timo Sirainen <tss@iki.fi>
parents: 8123
diff changeset
161 client->proxy_master_user);
50f49805b13b imap/pop3 proxy: Support master user logins.
Timo Sirainen <tss@iki.fi>
parents: 8123
diff changeset
162 }
8123
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
163 str_append(str, ": ");
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
164 if (strncmp(line, "-ERR ", 5) == 0)
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
165 str_append(str, line + 5);
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
166 else
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
167 str_append(str, line);
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
168 i_info("%s", str_c(str));
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
169 }
8583
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
170 proxy_failed(client, FALSE);
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
171 return -1;
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
172 }
8123
26b67708b365 imap/pop3-proxy: If auth_verbose=yes, log proxy login failures.
Timo Sirainen <tss@iki.fi>
parents: 8097
diff changeset
173
8583
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
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diff changeset
174 static void proxy_input(struct istream *input, struct ostream *output,
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
175 struct pop3_client *client)
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
176 {
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
177 const char *line;
2835
39c315e7697d Keep proxy_user stored until proxy is destroyed.
Timo Sirainen <tss@iki.fi>
parents: 2786
diff changeset
178
8583
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
179 if (input == NULL) {
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
180 if (client->proxy == NULL) {
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
181 /* we're just freeing the proxy */
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
182 return;
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
183 }
2773
e624a9ad6a30 More smart IMAP and POP3 proxies. Now if remote login fails, it just
Timo Sirainen <tss@iki.fi>
parents: 2768
diff changeset
184
8583
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
185 if (client->destroyed) {
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
186 /* we came here from client_destroy() */
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
187 return;
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
188 }
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
189
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
190 /* failed for some reason, probably server disconnected */
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
191 proxy_failed(client, TRUE);
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
192 return;
2835
39c315e7697d Keep proxy_user stored until proxy is destroyed.
Timo Sirainen <tss@iki.fi>
parents: 2786
diff changeset
193 }
2773
e624a9ad6a30 More smart IMAP and POP3 proxies. Now if remote login fails, it just
Timo Sirainen <tss@iki.fi>
parents: 2768
diff changeset
194
8583
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
195 i_assert(!client->destroyed);
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
196
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
197 switch (i_stream_read(input)) {
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
198 case -2:
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
199 client_syslog_err(&client->common,
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
200 "proxy: Remote input buffer full");
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
201 proxy_failed(client, TRUE);
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
202 return;
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
203 case -1:
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
204 client_syslog_err(&client->common,
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
205 "proxy: Remote disconnected");
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
206 proxy_failed(client, TRUE);
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
207 return;
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
208 }
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
209
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
210 while ((line = i_stream_next_line(input)) != NULL) {
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
211 if (proxy_input_line(client, output, line) < 0)
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
212 break;
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
213 }
2773
e624a9ad6a30 More smart IMAP and POP3 proxies. Now if remote login fails, it just
Timo Sirainen <tss@iki.fi>
parents: 2768
diff changeset
214 }
e624a9ad6a30 More smart IMAP and POP3 proxies. Now if remote login fails, it just
Timo Sirainen <tss@iki.fi>
parents: 2768
diff changeset
215
2768
d344be0bb70f Added IMAP and POP3 proxying support.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
216 int pop3_proxy_new(struct pop3_client *client, const char *host,
8546
50f49805b13b imap/pop3 proxy: Support master user logins.
Timo Sirainen <tss@iki.fi>
parents: 8123
diff changeset
217 unsigned int port, const char *user, const char *master_user,
50f49805b13b imap/pop3 proxy: Support master user logins.
Timo Sirainen <tss@iki.fi>
parents: 8123
diff changeset
218 const char *password)
2768
d344be0bb70f Added IMAP and POP3 proxying support.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
219 {
d344be0bb70f Added IMAP and POP3 proxying support.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
220 i_assert(user != NULL);
4770
88c29111fcee Crashfixes and more asserts. Mostly related to use of AUTHENTICATE/AUTH
Timo Sirainen <tss@iki.fi>
parents: 4669
diff changeset
221 i_assert(!client->destroyed);
2768
d344be0bb70f Added IMAP and POP3 proxying support.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
222
d344be0bb70f Added IMAP and POP3 proxying support.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
223 if (password == NULL) {
8583
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
224 client_syslog_err(&client->common, "proxy: password not given");
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
225 client_send_line(client, PROXY_FAILURE_MSG);
2768
d344be0bb70f Added IMAP and POP3 proxying support.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
226 return -1;
d344be0bb70f Added IMAP and POP3 proxying support.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
227 }
d344be0bb70f Added IMAP and POP3 proxying support.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
228
4560
507088c0d511 Fixes for handling near-full connection queues.
Timo Sirainen <tss@iki.fi>
parents: 3879
diff changeset
229 i_assert(client->refcount > 1);
507088c0d511 Fixes for handling near-full connection queues.
Timo Sirainen <tss@iki.fi>
parents: 3879
diff changeset
230 connection_queue_add(1);
507088c0d511 Fixes for handling near-full connection queues.
Timo Sirainen <tss@iki.fi>
parents: 3879
diff changeset
231
4770
88c29111fcee Crashfixes and more asserts. Mostly related to use of AUTHENTICATE/AUTH
Timo Sirainen <tss@iki.fi>
parents: 4669
diff changeset
232 if (client->destroyed) {
88c29111fcee Crashfixes and more asserts. Mostly related to use of AUTHENTICATE/AUTH
Timo Sirainen <tss@iki.fi>
parents: 4669
diff changeset
233 /* connection_queue_add() decided that we were the oldest
88c29111fcee Crashfixes and more asserts. Mostly related to use of AUTHENTICATE/AUTH
Timo Sirainen <tss@iki.fi>
parents: 4669
diff changeset
234 connection and killed us. */
88c29111fcee Crashfixes and more asserts. Mostly related to use of AUTHENTICATE/AUTH
Timo Sirainen <tss@iki.fi>
parents: 4669
diff changeset
235 return -1;
88c29111fcee Crashfixes and more asserts. Mostly related to use of AUTHENTICATE/AUTH
Timo Sirainen <tss@iki.fi>
parents: 4669
diff changeset
236 }
8583
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
237 if (login_proxy_is_ourself(&client->common, host, port, user)) {
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
238 client_syslog_err(&client->common, "Proxying loops to itself");
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
239 client_send_line(client, PROXY_FAILURE_MSG);
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
240 return -1;
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
241 }
4770
88c29111fcee Crashfixes and more asserts. Mostly related to use of AUTHENTICATE/AUTH
Timo Sirainen <tss@iki.fi>
parents: 4669
diff changeset
242
2773
e624a9ad6a30 More smart IMAP and POP3 proxies. Now if remote login fails, it just
Timo Sirainen <tss@iki.fi>
parents: 2768
diff changeset
243 client->proxy = login_proxy_new(&client->common, host, port,
e624a9ad6a30 More smart IMAP and POP3 proxies. Now if remote login fails, it just
Timo Sirainen <tss@iki.fi>
parents: 2768
diff changeset
244 proxy_input, client);
8583
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
245 if (client->proxy == NULL) {
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
246 client_send_line(client, PROXY_FAILURE_MSG);
2768
d344be0bb70f Added IMAP and POP3 proxying support.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
247 return -1;
8583
2ff2cac3578b imap/pop3-login: Cleaned up proxying code. Don't disconnect client on proxy failures.
Timo Sirainen <tss@iki.fi>
parents: 8546
diff changeset
248 }
2768
d344be0bb70f Added IMAP and POP3 proxying support.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
249
2835
39c315e7697d Keep proxy_user stored until proxy is destroyed.
Timo Sirainen <tss@iki.fi>
parents: 2786
diff changeset
250 client->proxy_state = 0;
2773
e624a9ad6a30 More smart IMAP and POP3 proxies. Now if remote login fails, it just
Timo Sirainen <tss@iki.fi>
parents: 2768
diff changeset
251 client->proxy_user = i_strdup(user);
8546
50f49805b13b imap/pop3 proxy: Support master user logins.
Timo Sirainen <tss@iki.fi>
parents: 8123
diff changeset
252 client->proxy_master_user = i_strdup(master_user);
2773
e624a9ad6a30 More smart IMAP and POP3 proxies. Now if remote login fails, it just
Timo Sirainen <tss@iki.fi>
parents: 2768
diff changeset
253 client->proxy_password = i_strdup(password);
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parents: 2768
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254
e624a9ad6a30 More smart IMAP and POP3 proxies. Now if remote login fails, it just
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parents: 2768
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255 /* disable input until authentication is finished */
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928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to
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parents: 3082
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256 if (client->io != NULL)
928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to
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257 io_remove(&client->io);
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258 return 0;
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259 }