Mercurial > hg > nginx-quic
annotate src/mail/ngx_mail_smtp_handler.c @ 7754:ebd5c71b9f02 quic
Got rid of memory allocation in decryption.
Static buffers are used instead in functions where decryption takes place.
The pkt->plaintext points to the beginning of a static buffer.
The pkt->payload.data points to decrypted data actual start.
author | Vladimir Homutov <vl@nginx.com> |
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date | Thu, 26 Mar 2020 16:54:46 +0300 |
parents | fcd92ad76b7b |
children | ab6257dac2a8 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_event.h> |
1136 | 11 #include <ngx_mail.h> |
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12 #include <ngx_mail_smtp_module.h> |
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13 |
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14 |
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15 static void ngx_mail_smtp_resolve_addr_handler(ngx_resolver_ctx_t *ctx); |
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16 static void ngx_mail_smtp_resolve_name(ngx_event_t *rev); |
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17 static void ngx_mail_smtp_resolve_name_handler(ngx_resolver_ctx_t *ctx); |
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18 static void ngx_mail_smtp_block_reading(ngx_event_t *rev); |
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19 static void ngx_mail_smtp_greeting(ngx_mail_session_t *s, ngx_connection_t *c); |
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20 static void ngx_mail_smtp_invalid_pipelining(ngx_event_t *rev); |
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21 static ngx_int_t ngx_mail_smtp_create_buffer(ngx_mail_session_t *s, |
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22 ngx_connection_t *c); |
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23 |
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24 static ngx_int_t ngx_mail_smtp_helo(ngx_mail_session_t *s, ngx_connection_t *c); |
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25 static ngx_int_t ngx_mail_smtp_auth(ngx_mail_session_t *s, ngx_connection_t *c); |
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26 static ngx_int_t ngx_mail_smtp_mail(ngx_mail_session_t *s, ngx_connection_t *c); |
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27 static ngx_int_t ngx_mail_smtp_starttls(ngx_mail_session_t *s, |
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28 ngx_connection_t *c); |
2309 | 29 static ngx_int_t ngx_mail_smtp_rset(ngx_mail_session_t *s, ngx_connection_t *c); |
30 static ngx_int_t ngx_mail_smtp_rcpt(ngx_mail_session_t *s, ngx_connection_t *c); | |
413
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31 |
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32 static ngx_int_t ngx_mail_smtp_discard_command(ngx_mail_session_t *s, |
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33 ngx_connection_t *c, char *err); |
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34 static void ngx_mail_smtp_log_rejected_command(ngx_mail_session_t *s, |
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35 ngx_connection_t *c, char *err); |
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36 |
527 | 37 |
1136 | 38 static u_char smtp_ok[] = "250 2.0.0 OK" CRLF; |
39 static u_char smtp_bye[] = "221 2.0.0 Bye" CRLF; | |
1762 | 40 static u_char smtp_starttls[] = "220 2.0.0 Start TLS" CRLF; |
1136 | 41 static u_char smtp_next[] = "334 " CRLF; |
42 static u_char smtp_username[] = "334 VXNlcm5hbWU6" CRLF; | |
43 static u_char smtp_password[] = "334 UGFzc3dvcmQ6" CRLF; | |
44 static u_char smtp_invalid_command[] = "500 5.5.1 Invalid command" CRLF; | |
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45 static u_char smtp_invalid_pipelining[] = |
6474 | 46 "503 5.5.0 Improper use of SMTP command pipelining" CRLF; |
1136 | 47 static u_char smtp_invalid_argument[] = "501 5.5.4 Invalid argument" CRLF; |
48 static u_char smtp_auth_required[] = "530 5.7.1 Authentication required" CRLF; | |
2309 | 49 static u_char smtp_bad_sequence[] = "503 5.5.1 Bad sequence of commands" CRLF; |
1136 | 50 |
521 | 51 |
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52 static ngx_str_t smtp_unavailable = ngx_string("[UNAVAILABLE]"); |
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53 static ngx_str_t smtp_tempunavail = ngx_string("[TEMPUNAVAIL]"); |
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54 |
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55 |
521 | 56 void |
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57 ngx_mail_smtp_init_session(ngx_mail_session_t *s, ngx_connection_t *c) |
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58 { |
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59 ngx_resolver_ctx_t *ctx; |
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60 ngx_mail_core_srv_conf_t *cscf; |
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61 |
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62 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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63 |
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64 if (cscf->resolver == NULL) { |
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65 s->host = smtp_unavailable; |
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66 ngx_mail_smtp_greeting(s, c); |
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67 return; |
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68 } |
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69 |
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70 #if (NGX_HAVE_UNIX_DOMAIN) |
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71 if (c->sockaddr->sa_family == AF_UNIX) { |
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72 s->host = smtp_tempunavail; |
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73 ngx_mail_smtp_greeting(s, c); |
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74 return; |
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75 } |
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76 #endif |
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77 |
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78 c->log->action = "in resolving client address"; |
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79 |
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80 ctx = ngx_resolve_start(cscf->resolver, NULL); |
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81 if (ctx == NULL) { |
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82 ngx_mail_close_connection(c); |
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83 return; |
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84 } |
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85 |
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86 ctx->addr.sockaddr = c->sockaddr; |
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87 ctx->addr.socklen = c->socklen; |
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88 ctx->handler = ngx_mail_smtp_resolve_addr_handler; |
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89 ctx->data = s; |
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90 ctx->timeout = cscf->resolver_timeout; |
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91 |
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92 s->resolver_ctx = ctx; |
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93 c->read->handler = ngx_mail_smtp_block_reading; |
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94 |
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95 if (ngx_resolve_addr(ctx) != NGX_OK) { |
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96 ngx_mail_close_connection(c); |
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97 } |
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98 } |
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99 |
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100 |
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101 static void |
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102 ngx_mail_smtp_resolve_addr_handler(ngx_resolver_ctx_t *ctx) |
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103 { |
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104 ngx_connection_t *c; |
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105 ngx_mail_session_t *s; |
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106 |
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107 s = ctx->data; |
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108 c = s->connection; |
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109 |
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110 if (ctx->state) { |
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111 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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112 "%V could not be resolved (%i: %s)", |
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113 &c->addr_text, ctx->state, |
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114 ngx_resolver_strerror(ctx->state)); |
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115 |
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116 if (ctx->state == NGX_RESOLVE_NXDOMAIN) { |
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117 s->host = smtp_unavailable; |
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118 |
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119 } else { |
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120 s->host = smtp_tempunavail; |
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121 } |
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122 |
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123 ngx_resolve_addr_done(ctx); |
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124 |
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125 ngx_mail_smtp_greeting(s, s->connection); |
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126 |
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127 return; |
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128 } |
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129 |
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130 c->log->action = "in resolving client hostname"; |
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131 |
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132 s->host.data = ngx_pstrdup(c->pool, &ctx->name); |
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133 if (s->host.data == NULL) { |
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134 ngx_resolve_addr_done(ctx); |
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135 ngx_mail_close_connection(c); |
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136 return; |
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137 } |
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138 |
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139 s->host.len = ctx->name.len; |
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140 |
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141 ngx_resolve_addr_done(ctx); |
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142 |
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143 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, |
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144 "address resolved: %V", &s->host); |
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145 |
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146 c->read->handler = ngx_mail_smtp_resolve_name; |
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147 |
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148 ngx_post_event(c->read, &ngx_posted_events); |
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149 } |
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150 |
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151 |
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152 static void |
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153 ngx_mail_smtp_resolve_name(ngx_event_t *rev) |
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154 { |
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155 ngx_connection_t *c; |
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156 ngx_mail_session_t *s; |
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157 ngx_resolver_ctx_t *ctx; |
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158 ngx_mail_core_srv_conf_t *cscf; |
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159 |
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160 c = rev->data; |
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161 s = c->data; |
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162 |
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163 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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164 |
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165 ctx = ngx_resolve_start(cscf->resolver, NULL); |
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166 if (ctx == NULL) { |
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167 ngx_mail_close_connection(c); |
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168 return; |
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169 } |
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170 |
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171 ctx->name = s->host; |
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172 ctx->handler = ngx_mail_smtp_resolve_name_handler; |
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173 ctx->data = s; |
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174 ctx->timeout = cscf->resolver_timeout; |
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175 |
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176 s->resolver_ctx = ctx; |
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177 c->read->handler = ngx_mail_smtp_block_reading; |
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178 |
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179 if (ngx_resolve_name(ctx) != NGX_OK) { |
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180 ngx_mail_close_connection(c); |
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181 } |
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182 } |
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183 |
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184 |
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185 static void |
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186 ngx_mail_smtp_resolve_name_handler(ngx_resolver_ctx_t *ctx) |
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187 { |
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188 ngx_uint_t i; |
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189 ngx_connection_t *c; |
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190 ngx_mail_session_t *s; |
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191 |
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192 s = ctx->data; |
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193 c = s->connection; |
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194 |
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195 if (ctx->state) { |
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196 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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197 "\"%V\" could not be resolved (%i: %s)", |
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198 &ctx->name, ctx->state, |
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199 ngx_resolver_strerror(ctx->state)); |
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200 |
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201 if (ctx->state == NGX_RESOLVE_NXDOMAIN) { |
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202 s->host = smtp_unavailable; |
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203 |
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204 } else { |
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205 s->host = smtp_tempunavail; |
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206 } |
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207 |
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208 } else { |
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209 |
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210 #if (NGX_DEBUG) |
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211 { |
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212 u_char text[NGX_SOCKADDR_STRLEN]; |
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213 ngx_str_t addr; |
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214 |
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215 addr.data = text; |
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216 |
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217 for (i = 0; i < ctx->naddrs; i++) { |
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218 addr.len = ngx_sock_ntop(ctx->addrs[i].sockaddr, |
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219 ctx->addrs[i].socklen, |
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220 text, NGX_SOCKADDR_STRLEN, 0); |
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221 |
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222 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, |
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223 "name was resolved to %V", &addr); |
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224 } |
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225 } |
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226 #endif |
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227 |
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228 for (i = 0; i < ctx->naddrs; i++) { |
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229 if (ngx_cmp_sockaddr(ctx->addrs[i].sockaddr, ctx->addrs[i].socklen, |
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230 c->sockaddr, c->socklen, 0) |
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231 == NGX_OK) |
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232 { |
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233 goto found; |
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234 } |
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235 } |
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236 |
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237 s->host = smtp_unavailable; |
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238 } |
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239 |
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240 found: |
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241 |
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242 ngx_resolve_name_done(ctx); |
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243 |
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244 ngx_mail_smtp_greeting(s, c); |
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245 } |
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246 |
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247 |
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248 static void |
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249 ngx_mail_smtp_block_reading(ngx_event_t *rev) |
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250 { |
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251 ngx_connection_t *c; |
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252 ngx_mail_session_t *s; |
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253 ngx_resolver_ctx_t *ctx; |
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254 |
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255 c = rev->data; |
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256 s = c->data; |
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257 |
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258 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "smtp reading blocked"); |
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259 |
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260 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
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261 |
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262 if (s->resolver_ctx) { |
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263 ctx = s->resolver_ctx; |
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264 |
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265 if (ctx->handler == ngx_mail_smtp_resolve_addr_handler) { |
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266 ngx_resolve_addr_done(ctx); |
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267 |
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268 } else if (ctx->handler == ngx_mail_smtp_resolve_name_handler) { |
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269 ngx_resolve_name_done(ctx); |
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270 } |
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271 |
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272 s->resolver_ctx = NULL; |
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273 } |
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274 |
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275 ngx_mail_close_connection(c); |
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276 } |
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277 } |
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278 |
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279 |
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280 static void |
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281 ngx_mail_smtp_greeting(ngx_mail_session_t *s, ngx_connection_t *c) |
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282 { |
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283 ngx_msec_t timeout; |
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284 ngx_mail_core_srv_conf_t *cscf; |
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285 ngx_mail_smtp_srv_conf_t *sscf; |
641 | 286 |
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287 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, |
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288 "smtp greeting for \"%V\"", &s->host); |
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289 |
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290 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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291 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
541 | 292 |
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293 timeout = sscf->greeting_delay ? sscf->greeting_delay : cscf->timeout; |
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294 ngx_add_timer(c->read, timeout); |
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295 |
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296 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
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297 ngx_mail_close_connection(c); |
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298 } |
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299 |
7546
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300 if (c->read->ready) { |
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301 ngx_post_event(c->read, &ngx_posted_events); |
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302 } |
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303 |
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304 if (sscf->greeting_delay) { |
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305 c->read->handler = ngx_mail_smtp_invalid_pipelining; |
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306 return; |
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307 } |
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308 |
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309 c->read->handler = ngx_mail_smtp_init_protocol; |
583 | 310 |
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311 s->out = sscf->greeting; |
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312 |
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313 ngx_mail_send(c->write); |
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314 } |
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315 |
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316 |
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317 static void |
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318 ngx_mail_smtp_invalid_pipelining(ngx_event_t *rev) |
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319 { |
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320 ngx_connection_t *c; |
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321 ngx_mail_session_t *s; |
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322 ngx_mail_core_srv_conf_t *cscf; |
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323 ngx_mail_smtp_srv_conf_t *sscf; |
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324 |
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325 c = rev->data; |
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326 s = c->data; |
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327 |
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328 c->log->action = "in delay pipelining state"; |
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329 |
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330 if (rev->timedout) { |
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331 |
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332 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "delay greeting"); |
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333 |
1484 | 334 rev->timedout = 0; |
335 | |
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336 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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337 |
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338 c->read->handler = ngx_mail_smtp_init_protocol; |
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339 |
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340 ngx_add_timer(c->read, cscf->timeout); |
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341 |
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342 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
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343 ngx_mail_close_connection(c); |
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344 return; |
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345 } |
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346 |
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347 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
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348 |
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349 s->out = sscf->greeting; |
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350 |
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351 } else { |
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352 |
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353 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "invalid pipelining"); |
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354 |
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355 if (s->buffer == NULL) { |
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356 if (ngx_mail_smtp_create_buffer(s, c) != NGX_OK) { |
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357 return; |
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358 } |
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359 } |
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360 |
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361 if (ngx_mail_smtp_discard_command(s, c, |
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362 "client was rejected before greeting: \"%V\"") |
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363 != NGX_OK) |
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364 { |
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365 return; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
366 } |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
367 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
368 ngx_str_set(&s->out, smtp_invalid_pipelining); |
5396
42f874c0b970
Mail: added session close on smtp_greeting_delay violation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
369 s->quit = 1; |
1480
a231e37a19ab
move event handling to protocol specific code,
Igor Sysoev <igor@sysoev.ru>
parents:
1479
diff
changeset
|
370 } |
539 | 371 |
1136 | 372 ngx_mail_send(c->write); |
539 | 373 } |
374 | |
375 | |
376 void | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
377 ngx_mail_smtp_init_protocol(ngx_event_t *rev) |
539 | 378 { |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
379 ngx_connection_t *c; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
380 ngx_mail_session_t *s; |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
381 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
382 c = rev->data; |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
383 |
541 | 384 c->log->action = "in auth state"; |
385 | |
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
386 if (rev->timedout) { |
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
387 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); |
577 | 388 c->timedout = 1; |
1136 | 389 ngx_mail_close_connection(c); |
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
390 return; |
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
391 } |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
392 |
539 | 393 s = c->data; |
521 | 394 |
1483
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
395 if (s->buffer == NULL) { |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
396 if (ngx_mail_smtp_create_buffer(s, c) != NGX_OK) { |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
397 return; |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
398 } |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
399 } |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
400 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
401 s->mail_state = ngx_smtp_start; |
1477 | 402 c->read->handler = ngx_mail_smtp_auth_state; |
1136 | 403 |
1477 | 404 ngx_mail_smtp_auth_state(rev); |
521 | 405 } |
406 | |
407 | |
1483
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
408 static ngx_int_t |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
409 ngx_mail_smtp_create_buffer(ngx_mail_session_t *s, ngx_connection_t *c) |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
410 { |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
411 ngx_mail_smtp_srv_conf_t *sscf; |
1483
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
412 |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
413 if (ngx_array_init(&s->args, c->pool, 2, sizeof(ngx_str_t)) == NGX_ERROR) { |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
414 ngx_mail_session_internal_server_error(s); |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
415 return NGX_ERROR; |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
416 } |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
417 |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
418 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
1483
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
419 |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
420 s->buffer = ngx_create_temp_buf(c->pool, sscf->client_buffer_size); |
1483
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
421 if (s->buffer == NULL) { |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
422 ngx_mail_session_internal_server_error(s); |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
423 return NGX_ERROR; |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
424 } |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
425 |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
426 return NGX_OK; |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
427 } |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
428 |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
429 |
527 | 430 void |
1477 | 431 ngx_mail_smtp_auth_state(ngx_event_t *rev) |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
432 { |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
433 ngx_int_t rc; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
434 ngx_connection_t *c; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
435 ngx_mail_session_t *s; |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
436 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
437 c = rev->data; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
438 s = c->data; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
439 |
1136 | 440 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "smtp auth state"); |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
441 |
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
442 if (rev->timedout) { |
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
443 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); |
577 | 444 c->timedout = 1; |
1136 | 445 ngx_mail_close_connection(c); |
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
446 return; |
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
447 } |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
448 |
539 | 449 if (s->out.len) { |
1136 | 450 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "smtp send handler busy"); |
539 | 451 s->blocked = 1; |
452 return; | |
453 } | |
454 | |
455 s->blocked = 0; | |
456 | |
1482 | 457 rc = ngx_mail_read_command(s, c); |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
458 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
459 if (rc == NGX_AGAIN || rc == NGX_ERROR) { |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
460 return; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
461 } |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
462 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
463 ngx_str_set(&s->out, smtp_ok); |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
464 |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
465 if (rc == NGX_OK) { |
1136 | 466 switch (s->mail_state) { |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
467 |
1136 | 468 case ngx_smtp_start: |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
469 |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
470 switch (s->command) { |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
471 |
1136 | 472 case NGX_SMTP_HELO: |
473 case NGX_SMTP_EHLO: | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
474 rc = ngx_mail_smtp_helo(s, c); |
809 | 475 break; |
476 | |
1136 | 477 case NGX_SMTP_AUTH: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
478 rc = ngx_mail_smtp_auth(s, c); |
800 | 479 break; |
480 | |
1136 | 481 case NGX_SMTP_QUIT: |
539 | 482 s->quit = 1; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
483 ngx_str_set(&s->out, smtp_bye); |
527 | 484 break; |
485 | |
1136 | 486 case NGX_SMTP_MAIL: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
487 rc = ngx_mail_smtp_mail(s, c); |
583 | 488 break; |
489 | |
2309 | 490 case NGX_SMTP_RCPT: |
491 rc = ngx_mail_smtp_rcpt(s, c); | |
492 break; | |
493 | |
494 case NGX_SMTP_RSET: | |
495 rc = ngx_mail_smtp_rset(s, c); | |
496 break; | |
497 | |
1136 | 498 case NGX_SMTP_NOOP: |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
499 break; |
1322 | 500 |
501 case NGX_SMTP_STARTTLS: | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
502 rc = ngx_mail_smtp_starttls(s, c); |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
503 ngx_str_set(&s->out, smtp_starttls); |
1322 | 504 break; |
505 | |
506 default: | |
507 rc = NGX_MAIL_PARSE_INVALID_COMMAND; | |
508 break; | |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
509 } |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
510 |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
511 break; |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
512 |
1136 | 513 case ngx_smtp_auth_login_username: |
2495
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
514 rc = ngx_mail_auth_login_username(s, c, 0); |
809 | 515 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
516 ngx_str_set(&s->out, smtp_password); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
517 s->mail_state = ngx_smtp_auth_login_password; |
809 | 518 break; |
519 | |
1136 | 520 case ngx_smtp_auth_login_password: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
521 rc = ngx_mail_auth_login_password(s, c); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
522 break; |
809 | 523 |
1136 | 524 case ngx_smtp_auth_plain: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
525 rc = ngx_mail_auth_plain(s, c, 0); |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
526 break; |
809 | 527 |
1136 | 528 case ngx_smtp_auth_cram_md5: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
529 rc = ngx_mail_auth_cram_md5(s, c); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
530 break; |
6774
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
6474
diff
changeset
|
531 |
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
6474
diff
changeset
|
532 case ngx_smtp_auth_external: |
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
6474
diff
changeset
|
533 rc = ngx_mail_auth_external(s, c, 0); |
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
6474
diff
changeset
|
534 break; |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
535 } |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
536 } |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
537 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
538 if (s->buffer->pos < s->buffer->last) { |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
539 s->blocked = 1; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
540 } |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
541 |
1476
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parents:
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diff
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|
542 switch (rc) { |
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parents:
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diff
changeset
|
543 |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
544 case NGX_DONE: |
1482 | 545 ngx_mail_auth(s, c); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
546 return; |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
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|
547 |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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|
548 case NGX_ERROR: |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
549 ngx_mail_session_internal_server_error(s); |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
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|
550 return; |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
551 |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
552 case NGX_MAIL_PARSE_INVALID_COMMAND: |
1136 | 553 s->mail_state = ngx_smtp_start; |
1486
0e7074ef7303
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1485
diff
changeset
|
554 s->state = 0; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
555 ngx_str_set(&s->out, smtp_invalid_command); |
1476
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split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
556 |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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changeset
|
557 /* fall through */ |
539 | 558 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
559 case NGX_OK: |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
560 s->args.nelts = 0; |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
561 |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
562 if (s->buffer->pos == s->buffer->last) { |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
563 s->buffer->pos = s->buffer->start; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
564 s->buffer->last = s->buffer->start; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
565 } |
810 | 566 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
567 if (s->state) { |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
568 s->arg_start = s->buffer->pos; |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
569 } |
539 | 570 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
571 ngx_mail_send(c->write); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
572 } |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
573 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
574 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
575 |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
576 static ngx_int_t |
1476
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
577 ngx_mail_smtp_helo(ngx_mail_session_t *s, ngx_connection_t *c) |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
578 { |
1476
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parents:
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diff
changeset
|
579 ngx_str_t *arg; |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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parents:
1486
diff
changeset
|
580 ngx_mail_smtp_srv_conf_t *sscf; |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
581 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
582 if (s->args.nelts != 1) { |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
583 ngx_str_set(&s->out, smtp_invalid_argument); |
1476
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split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
584 s->state = 0; |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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|
585 return NGX_OK; |
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parents:
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diff
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|
586 } |
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split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
587 |
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parents:
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|
588 arg = s->args.elts; |
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split pop3, imap, and smtp handlers
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parents:
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changeset
|
589 |
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split pop3, imap, and smtp handlers
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parents:
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|
590 s->smtp_helo.len = arg[0].len; |
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parents:
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diff
changeset
|
591 |
2049 | 592 s->smtp_helo.data = ngx_pnalloc(c->pool, arg[0].len); |
1476
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parents:
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changeset
|
593 if (s->smtp_helo.data == NULL) { |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
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parents:
884
diff
changeset
|
594 return NGX_ERROR; |
4f7dca9c37f0
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parents:
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diff
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|
595 } |
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parents:
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diff
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|
596 |
1476
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parents:
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597 ngx_memcpy(s->smtp_helo.data, arg[0].data, arg[0].len); |
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parents:
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changeset
|
598 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3299
diff
changeset
|
599 ngx_str_null(&s->smtp_from); |
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Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
600 ngx_str_null(&s->smtp_to); |
2309 | 601 |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
602 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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parents:
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diff
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|
603 |
1476
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parents:
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diff
changeset
|
604 if (s->command == NGX_SMTP_HELO) { |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
605 s->out = sscf->server_name; |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
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parents:
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diff
changeset
|
606 |
1476
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parents:
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607 } else { |
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parents:
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changeset
|
608 s->esmtp = 1; |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
609 |
1476
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|
610 #if (NGX_MAIL_SSL) |
894
4f7dca9c37f0
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parents:
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diff
changeset
|
611 |
1476
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parents:
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diff
changeset
|
612 if (c->ssl == NULL) { |
1704
e584e946e198
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parents:
1493
diff
changeset
|
613 ngx_mail_ssl_conf_t *sslcf; |
e584e946e198
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parents:
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diff
changeset
|
614 |
1476
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parents:
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615 sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
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parents:
884
diff
changeset
|
616 |
1476
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|
617 if (sslcf->starttls == NGX_MAIL_STARTTLS_ON) { |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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parents:
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diff
changeset
|
618 s->out = sscf->starttls_capability; |
1476
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619 return NGX_OK; |
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|
620 } |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
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parents:
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diff
changeset
|
621 |
1476
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changeset
|
622 if (sslcf->starttls == NGX_MAIL_STARTTLS_ONLY) { |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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parents:
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diff
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623 s->out = sscf->starttls_only_capability; |
1476
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624 return NGX_OK; |
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|
625 } |
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|
626 } |
894
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parents:
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diff
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|
627 #endif |
4f7dca9c37f0
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parents:
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diff
changeset
|
628 |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
629 s->out = sscf->capability; |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
630 } |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
631 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
632 return NGX_OK; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
633 } |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
634 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
635 |
1476
67578e966dcc
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diff
changeset
|
636 static ngx_int_t |
67578e966dcc
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changeset
|
637 ngx_mail_smtp_auth(ngx_mail_session_t *s, ngx_connection_t *c) |
525 | 638 { |
1479 | 639 ngx_int_t rc; |
1476
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diff
changeset
|
640 ngx_mail_core_srv_conf_t *cscf; |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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parents:
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diff
changeset
|
641 ngx_mail_smtp_srv_conf_t *sscf; |
525 | 642 |
1479 | 643 #if (NGX_MAIL_SSL) |
644 if (ngx_mail_starttls_only(s, c)) { | |
645 return NGX_MAIL_PARSE_INVALID_COMMAND; | |
539 | 646 } |
647 #endif | |
648 | |
1476
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changeset
|
649 if (s->args.nelts == 0) { |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
650 ngx_str_set(&s->out, smtp_invalid_argument); |
1476
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651 s->state = 0; |
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changeset
|
652 return NGX_OK; |
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|
653 } |
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parents:
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diff
changeset
|
654 |
6869
b2915d99ee8d
Mail: make it possible to disable SASL EXTERNAL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6774
diff
changeset
|
655 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
b2915d99ee8d
Mail: make it possible to disable SASL EXTERNAL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6774
diff
changeset
|
656 |
1479 | 657 rc = ngx_mail_auth_parse(s, c); |
1476
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parents:
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diff
changeset
|
658 |
1479 | 659 switch (rc) { |
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
660 |
1479 | 661 case NGX_MAIL_AUTH_LOGIN: |
1472
32450a2bbdf4
decrement active connection counter in mail proxy
Igor Sysoev <igor@sysoev.ru>
parents:
1323
diff
changeset
|
662 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
663 ngx_str_set(&s->out, smtp_username); |
1479 | 664 s->mail_state = ngx_smtp_auth_login_username; |
1476
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split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
665 |
1479 | 666 return NGX_OK; |
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
667 |
2495
a59b26eee816
compatibility with Microsoft's
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parents:
2488
diff
changeset
|
668 case NGX_MAIL_AUTH_LOGIN_USERNAME: |
a59b26eee816
compatibility with Microsoft's
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parents:
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diff
changeset
|
669 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3299
diff
changeset
|
670 ngx_str_set(&s->out, smtp_password); |
2495
a59b26eee816
compatibility with Microsoft's
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parents:
2488
diff
changeset
|
671 s->mail_state = ngx_smtp_auth_login_password; |
a59b26eee816
compatibility with Microsoft's
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parents:
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diff
changeset
|
672 |
a59b26eee816
compatibility with Microsoft's
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parents:
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diff
changeset
|
673 return ngx_mail_auth_login_username(s, c, 1); |
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
674 |
1479 | 675 case NGX_MAIL_AUTH_PLAIN: |
1476
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split pop3, imap, and smtp handlers
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diff
changeset
|
676 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
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diff
changeset
|
677 ngx_str_set(&s->out, smtp_next); |
1479 | 678 s->mail_state = ngx_smtp_auth_plain; |
543 | 679 |
1479 | 680 return NGX_OK; |
681 | |
682 case NGX_MAIL_AUTH_CRAM_MD5: | |
1476
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split pop3, imap, and smtp handlers
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diff
changeset
|
683 |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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parents:
1486
diff
changeset
|
684 if (!(sscf->auth_methods & NGX_MAIL_AUTH_CRAM_MD5_ENABLED)) { |
1476
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parents:
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|
685 return NGX_MAIL_PARSE_INVALID_COMMAND; |
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|
686 } |
479 | 687 |
1485
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create salt just before it will be used
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parents:
1484
diff
changeset
|
688 if (s->salt.data == NULL) { |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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parents:
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diff
changeset
|
689 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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parents:
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diff
changeset
|
690 |
1485
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create salt just before it will be used
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diff
changeset
|
691 if (ngx_mail_salt(s, c, cscf) != NGX_OK) { |
b3488fc2675a
create salt just before it will be used
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parents:
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diff
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|
692 return NGX_ERROR; |
b3488fc2675a
create salt just before it will be used
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parents:
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diff
changeset
|
693 } |
b3488fc2675a
create salt just before it will be used
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parents:
1484
diff
changeset
|
694 } |
b3488fc2675a
create salt just before it will be used
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parents:
1484
diff
changeset
|
695 |
1479 | 696 if (ngx_mail_auth_cram_md5_salt(s, c, "334 ", 4) == NGX_OK) { |
697 s->mail_state = ngx_smtp_auth_cram_md5; | |
698 return NGX_OK; | |
1476
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|
699 } |
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parents:
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diff
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|
700 |
1479 | 701 return NGX_ERROR; |
6774
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
6474
diff
changeset
|
702 |
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
6474
diff
changeset
|
703 case NGX_MAIL_AUTH_EXTERNAL: |
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
6474
diff
changeset
|
704 |
6869
b2915d99ee8d
Mail: make it possible to disable SASL EXTERNAL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6774
diff
changeset
|
705 if (!(sscf->auth_methods & NGX_MAIL_AUTH_EXTERNAL_ENABLED)) { |
b2915d99ee8d
Mail: make it possible to disable SASL EXTERNAL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6774
diff
changeset
|
706 return NGX_MAIL_PARSE_INVALID_COMMAND; |
b2915d99ee8d
Mail: make it possible to disable SASL EXTERNAL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6774
diff
changeset
|
707 } |
b2915d99ee8d
Mail: make it possible to disable SASL EXTERNAL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6774
diff
changeset
|
708 |
6774
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
6474
diff
changeset
|
709 ngx_str_set(&s->out, smtp_username); |
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
6474
diff
changeset
|
710 s->mail_state = ngx_smtp_auth_external; |
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
6474
diff
changeset
|
711 |
bcb107bb89cd
Mail: support SASL EXTERNAL (RFC 4422).
Rob N ★ <robn@fastmail.com>
parents:
6474
diff
changeset
|
712 return NGX_OK; |
1476
67578e966dcc
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parents:
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diff
changeset
|
713 } |
67578e966dcc
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parents:
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diff
changeset
|
714 |
1479 | 715 return rc; |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
716 } |
539 | 717 |
718 | |
1476
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parents:
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diff
changeset
|
719 static ngx_int_t |
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parents:
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diff
changeset
|
720 ngx_mail_smtp_mail(ngx_mail_session_t *s, ngx_connection_t *c) |
541 | 721 { |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
722 ngx_str_t *arg, cmd; |
2309 | 723 ngx_mail_smtp_srv_conf_t *sscf; |
724 | |
725 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); | |
726 | |
727 if (!(sscf->auth_methods & NGX_MAIL_AUTH_NONE_ENABLED)) { | |
728 ngx_mail_smtp_log_rejected_command(s, c, "client was rejected: \"%V\""); | |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
729 ngx_str_set(&s->out, smtp_auth_required); |
2309 | 730 return NGX_OK; |
731 } | |
732 | |
733 /* auth none */ | |
734 | |
735 if (s->smtp_from.len) { | |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
736 ngx_str_set(&s->out, smtp_bad_sequence); |
2309 | 737 return NGX_OK; |
738 } | |
739 | |
5703
7deb01451486
Mail: added a check for the number of arguments in MAIL/RCPT.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5477
diff
changeset
|
740 if (s->args.nelts == 0) { |
7deb01451486
Mail: added a check for the number of arguments in MAIL/RCPT.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5477
diff
changeset
|
741 ngx_str_set(&s->out, smtp_invalid_argument); |
7deb01451486
Mail: added a check for the number of arguments in MAIL/RCPT.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5477
diff
changeset
|
742 return NGX_OK; |
7deb01451486
Mail: added a check for the number of arguments in MAIL/RCPT.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5477
diff
changeset
|
743 } |
7deb01451486
Mail: added a check for the number of arguments in MAIL/RCPT.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5477
diff
changeset
|
744 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
745 arg = s->args.elts; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
746 arg += s->args.nelts - 1; |
2309 | 747 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
748 cmd.len = arg->data + arg->len - s->cmd.data; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
749 cmd.data = s->cmd.data; |
2309 | 750 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
751 s->smtp_from.len = cmd.len; |
2309 | 752 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
753 s->smtp_from.data = ngx_pnalloc(c->pool, cmd.len); |
2309 | 754 if (s->smtp_from.data == NULL) { |
755 return NGX_ERROR; | |
756 } | |
757 | |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
758 ngx_memcpy(s->smtp_from.data, cmd.data, cmd.len); |
2309 | 759 |
760 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, | |
761 "smtp mail from:\"%V\"", &s->smtp_from); | |
762 | |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
763 ngx_str_set(&s->out, smtp_ok); |
2309 | 764 |
765 return NGX_OK; | |
766 } | |
577 | 767 |
2309 | 768 |
769 static ngx_int_t | |
770 ngx_mail_smtp_rcpt(ngx_mail_session_t *s, ngx_connection_t *c) | |
771 { | |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
772 ngx_str_t *arg, cmd; |
2309 | 773 |
774 if (s->smtp_from.len == 0) { | |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
775 ngx_str_set(&s->out, smtp_bad_sequence); |
2309 | 776 return NGX_OK; |
777 } | |
778 | |
5703
7deb01451486
Mail: added a check for the number of arguments in MAIL/RCPT.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5477
diff
changeset
|
779 if (s->args.nelts == 0) { |
7deb01451486
Mail: added a check for the number of arguments in MAIL/RCPT.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5477
diff
changeset
|
780 ngx_str_set(&s->out, smtp_invalid_argument); |
7deb01451486
Mail: added a check for the number of arguments in MAIL/RCPT.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5477
diff
changeset
|
781 return NGX_OK; |
7deb01451486
Mail: added a check for the number of arguments in MAIL/RCPT.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5477
diff
changeset
|
782 } |
7deb01451486
Mail: added a check for the number of arguments in MAIL/RCPT.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5477
diff
changeset
|
783 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
784 arg = s->args.elts; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
785 arg += s->args.nelts - 1; |
2309 | 786 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
787 cmd.len = arg->data + arg->len - s->cmd.data; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
788 cmd.data = s->cmd.data; |
2309 | 789 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
790 s->smtp_to.len = cmd.len; |
2309 | 791 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
792 s->smtp_to.data = ngx_pnalloc(c->pool, cmd.len); |
2309 | 793 if (s->smtp_to.data == NULL) { |
794 return NGX_ERROR; | |
795 } | |
796 | |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
797 ngx_memcpy(s->smtp_to.data, cmd.data, cmd.len); |
2309 | 798 |
799 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, | |
800 "smtp rcpt to:\"%V\"", &s->smtp_to); | |
801 | |
802 s->auth_method = NGX_MAIL_AUTH_NONE; | |
803 | |
804 return NGX_DONE; | |
805 } | |
806 | |
807 | |
808 static ngx_int_t | |
809 ngx_mail_smtp_rset(ngx_mail_session_t *s, ngx_connection_t *c) | |
810 { | |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
811 ngx_str_null(&s->smtp_from); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
812 ngx_str_null(&s->smtp_to); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
813 ngx_str_set(&s->out, smtp_ok); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
814 |
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parents:
1472
diff
changeset
|
815 return NGX_OK; |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
816 } |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
817 |
67578e966dcc
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parents:
1472
diff
changeset
|
818 |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
819 static ngx_int_t |
67578e966dcc
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parents:
1472
diff
changeset
|
820 ngx_mail_smtp_starttls(ngx_mail_session_t *s, ngx_connection_t *c) |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
821 { |
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parents:
1472
diff
changeset
|
822 #if (NGX_MAIL_SSL) |
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parents:
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diff
changeset
|
823 ngx_mail_ssl_conf_t *sslcf; |
541 | 824 |
1476
67578e966dcc
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parents:
1472
diff
changeset
|
825 if (c->ssl == NULL) { |
67578e966dcc
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1472
diff
changeset
|
826 sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); |
67578e966dcc
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parents:
1472
diff
changeset
|
827 if (sslcf->starttls) { |
541 | 828 |
1476
67578e966dcc
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parents:
1472
diff
changeset
|
829 /* |
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parents:
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diff
changeset
|
830 * RFC3207 requires us to discard any knowledge |
67578e966dcc
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diff
changeset
|
831 * obtained from client before STARTTLS. |
67578e966dcc
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1472
diff
changeset
|
832 */ |
541 | 833 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3299
diff
changeset
|
834 ngx_str_null(&s->smtp_helo); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
835 ngx_str_null(&s->smtp_from); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
836 ngx_str_null(&s->smtp_to); |
1476
67578e966dcc
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parents:
1472
diff
changeset
|
837 |
5787
3f5d0af4e40a
Mail: discard pipelined commands after SMTP STARTTLS.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5703
diff
changeset
|
838 s->buffer->pos = s->buffer->start; |
3f5d0af4e40a
Mail: discard pipelined commands after SMTP STARTTLS.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5703
diff
changeset
|
839 s->buffer->last = s->buffer->start; |
3f5d0af4e40a
Mail: discard pipelined commands after SMTP STARTTLS.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5703
diff
changeset
|
840 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
841 c->read->handler = ngx_mail_starttls_handler; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
842 return NGX_OK; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
843 } |
541 | 844 } |
845 | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
846 #endif |
541 | 847 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
848 return NGX_MAIL_PARSE_INVALID_COMMAND; |
541 | 849 } |
1481
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
850 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
851 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
852 static ngx_int_t |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
853 ngx_mail_smtp_discard_command(ngx_mail_session_t *s, ngx_connection_t *c, |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
854 char *err) |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
855 { |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
856 ssize_t n; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
857 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
858 n = c->recv(c, s->buffer->last, s->buffer->end - s->buffer->last); |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
859 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
860 if (n == NGX_ERROR || n == 0) { |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
861 ngx_mail_close_connection(c); |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
862 return NGX_ERROR; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
863 } |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
864 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
865 if (n > 0) { |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
866 s->buffer->last += n; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
867 } |
1486
0e7074ef7303
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1485
diff
changeset
|
868 |
1481
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
869 if (n == NGX_AGAIN) { |
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
870 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
1481
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
871 ngx_mail_session_internal_server_error(s); |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
872 return NGX_ERROR; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
873 } |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
874 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
875 return NGX_AGAIN; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
876 } |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
877 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
878 ngx_mail_smtp_log_rejected_command(s, c, err); |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
879 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
880 s->buffer->pos = s->buffer->start; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
881 s->buffer->last = s->buffer->start; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
882 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
883 return NGX_OK; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
884 } |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
885 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
886 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
887 static void |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
888 ngx_mail_smtp_log_rejected_command(ngx_mail_session_t *s, ngx_connection_t *c, |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
889 char *err) |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
890 { |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
891 u_char ch; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
892 ngx_str_t cmd; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
893 ngx_uint_t i; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
894 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
895 if (c->log->log_level < NGX_LOG_INFO) { |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
896 return; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
897 } |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
898 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
899 cmd.len = s->buffer->last - s->buffer->start; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
900 cmd.data = s->buffer->start; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
901 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
902 for (i = 0; i < cmd.len; i++) { |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
903 ch = cmd.data[i]; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
904 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
905 if (ch != CR && ch != LF) { |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
906 continue; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
907 } |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
908 |
1493
3c4111e07b58
use "_" instead of " " as new line substitute, do not delete trailing new line
Igor Sysoev <igor@sysoev.ru>
parents:
1487
diff
changeset
|
909 cmd.data[i] = '_'; |
1481
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
910 } |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
911 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
912 cmd.len = i; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
913 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
914 ngx_log_error(NGX_LOG_INFO, c->log, 0, err, &cmd); |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
915 } |