Mercurial > hg > nginx
annotate src/mail/ngx_mail_smtp_handler.c @ 6474:2cd019520210
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author | Ruslan Ermilov <ru@nginx.com> |
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date | Wed, 30 Mar 2016 11:52:16 +0300 |
parents | 3f5d0af4e40a |
children | bcb107bb89cd |
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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_greeting(ngx_mail_session_t *s, ngx_connection_t *c); |
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19 static void ngx_mail_smtp_invalid_pipelining(ngx_event_t *rev); |
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20 static ngx_int_t ngx_mail_smtp_create_buffer(ngx_mail_session_t *s, |
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21 ngx_connection_t *c); |
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22 |
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23 static ngx_int_t ngx_mail_smtp_helo(ngx_mail_session_t *s, ngx_connection_t *c); |
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24 static ngx_int_t ngx_mail_smtp_auth(ngx_mail_session_t *s, ngx_connection_t *c); |
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25 static ngx_int_t ngx_mail_smtp_mail(ngx_mail_session_t *s, ngx_connection_t *c); |
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26 static ngx_int_t ngx_mail_smtp_starttls(ngx_mail_session_t *s, |
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27 ngx_connection_t *c); |
2309 | 28 static ngx_int_t ngx_mail_smtp_rset(ngx_mail_session_t *s, ngx_connection_t *c); |
29 static ngx_int_t ngx_mail_smtp_rcpt(ngx_mail_session_t *s, ngx_connection_t *c); | |
413
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30 |
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31 static ngx_int_t ngx_mail_smtp_discard_command(ngx_mail_session_t *s, |
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32 ngx_connection_t *c, char *err); |
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33 static void ngx_mail_smtp_log_rejected_command(ngx_mail_session_t *s, |
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34 ngx_connection_t *c, char *err); |
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35 |
527 | 36 |
1136 | 37 static u_char smtp_ok[] = "250 2.0.0 OK" CRLF; |
38 static u_char smtp_bye[] = "221 2.0.0 Bye" CRLF; | |
1762 | 39 static u_char smtp_starttls[] = "220 2.0.0 Start TLS" CRLF; |
1136 | 40 static u_char smtp_next[] = "334 " CRLF; |
41 static u_char smtp_username[] = "334 VXNlcm5hbWU6" CRLF; | |
42 static u_char smtp_password[] = "334 UGFzc3dvcmQ6" CRLF; | |
43 static u_char smtp_invalid_command[] = "500 5.5.1 Invalid command" CRLF; | |
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44 static u_char smtp_invalid_pipelining[] = |
6474 | 45 "503 5.5.0 Improper use of SMTP command pipelining" CRLF; |
1136 | 46 static u_char smtp_invalid_argument[] = "501 5.5.4 Invalid argument" CRLF; |
47 static u_char smtp_auth_required[] = "530 5.7.1 Authentication required" CRLF; | |
2309 | 48 static u_char smtp_bad_sequence[] = "503 5.5.1 Bad sequence of commands" CRLF; |
1136 | 49 |
521 | 50 |
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51 static ngx_str_t smtp_unavailable = ngx_string("[UNAVAILABLE]"); |
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52 static ngx_str_t smtp_tempunavail = ngx_string("[TEMPUNAVAIL]"); |
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53 |
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54 |
521 | 55 void |
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56 ngx_mail_smtp_init_session(ngx_mail_session_t *s, ngx_connection_t *c) |
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57 { |
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58 ngx_resolver_ctx_t *ctx; |
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59 ngx_mail_core_srv_conf_t *cscf; |
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60 |
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61 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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62 |
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63 if (cscf->resolver == NULL) { |
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64 s->host = smtp_unavailable; |
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65 ngx_mail_smtp_greeting(s, c); |
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66 return; |
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67 } |
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68 |
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69 #if (NGX_HAVE_UNIX_DOMAIN) |
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70 if (c->sockaddr->sa_family == AF_UNIX) { |
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71 s->host = smtp_tempunavail; |
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72 ngx_mail_smtp_greeting(s, c); |
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73 return; |
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74 } |
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75 #endif |
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76 |
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77 c->log->action = "in resolving client address"; |
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78 |
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79 ctx = ngx_resolve_start(cscf->resolver, NULL); |
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80 if (ctx == NULL) { |
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81 ngx_mail_close_connection(c); |
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82 return; |
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83 } |
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84 |
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85 ctx->addr.sockaddr = c->sockaddr; |
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86 ctx->addr.socklen = c->socklen; |
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87 ctx->handler = ngx_mail_smtp_resolve_addr_handler; |
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88 ctx->data = s; |
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89 ctx->timeout = cscf->resolver_timeout; |
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90 |
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91 if (ngx_resolve_addr(ctx) != NGX_OK) { |
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92 ngx_mail_close_connection(c); |
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93 } |
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94 } |
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95 |
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96 |
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97 static void |
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98 ngx_mail_smtp_resolve_addr_handler(ngx_resolver_ctx_t *ctx) |
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99 { |
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100 ngx_connection_t *c; |
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101 ngx_mail_session_t *s; |
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102 |
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103 s = ctx->data; |
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104 c = s->connection; |
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105 |
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106 if (ctx->state) { |
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107 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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108 "%V could not be resolved (%i: %s)", |
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109 &c->addr_text, ctx->state, |
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110 ngx_resolver_strerror(ctx->state)); |
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111 |
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112 if (ctx->state == NGX_RESOLVE_NXDOMAIN) { |
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113 s->host = smtp_unavailable; |
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114 |
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115 } else { |
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116 s->host = smtp_tempunavail; |
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117 } |
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118 |
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119 ngx_resolve_addr_done(ctx); |
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120 |
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121 ngx_mail_smtp_greeting(s, s->connection); |
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122 |
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123 return; |
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124 } |
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125 |
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126 c->log->action = "in resolving client hostname"; |
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127 |
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128 s->host.data = ngx_pstrdup(c->pool, &ctx->name); |
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129 if (s->host.data == NULL) { |
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130 ngx_resolve_addr_done(ctx); |
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131 ngx_mail_close_connection(c); |
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132 return; |
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133 } |
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134 |
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135 s->host.len = ctx->name.len; |
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136 |
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137 ngx_resolve_addr_done(ctx); |
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138 |
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139 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, |
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140 "address resolved: %V", &s->host); |
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141 |
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142 c->read->handler = ngx_mail_smtp_resolve_name; |
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143 |
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144 ngx_post_event(c->read, &ngx_posted_events); |
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145 } |
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146 |
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147 |
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148 static void |
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149 ngx_mail_smtp_resolve_name(ngx_event_t *rev) |
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150 { |
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151 ngx_connection_t *c; |
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152 ngx_mail_session_t *s; |
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153 ngx_resolver_ctx_t *ctx; |
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154 ngx_mail_core_srv_conf_t *cscf; |
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155 |
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156 c = rev->data; |
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157 s = c->data; |
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158 |
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159 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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160 |
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161 ctx = ngx_resolve_start(cscf->resolver, NULL); |
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162 if (ctx == NULL) { |
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163 ngx_mail_close_connection(c); |
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164 return; |
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165 } |
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166 |
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167 ctx->name = s->host; |
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168 ctx->handler = ngx_mail_smtp_resolve_name_handler; |
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169 ctx->data = s; |
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170 ctx->timeout = cscf->resolver_timeout; |
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171 |
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172 if (ngx_resolve_name(ctx) != NGX_OK) { |
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173 ngx_mail_close_connection(c); |
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174 } |
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175 } |
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176 |
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177 |
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178 static void |
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179 ngx_mail_smtp_resolve_name_handler(ngx_resolver_ctx_t *ctx) |
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180 { |
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181 ngx_uint_t i; |
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182 ngx_connection_t *c; |
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183 ngx_mail_session_t *s; |
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184 |
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185 s = ctx->data; |
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186 c = s->connection; |
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187 |
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188 if (ctx->state) { |
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189 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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190 "\"%V\" could not be resolved (%i: %s)", |
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191 &ctx->name, ctx->state, |
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192 ngx_resolver_strerror(ctx->state)); |
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193 |
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194 if (ctx->state == NGX_RESOLVE_NXDOMAIN) { |
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195 s->host = smtp_unavailable; |
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196 |
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197 } else { |
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198 s->host = smtp_tempunavail; |
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199 } |
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200 |
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201 } else { |
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202 |
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203 #if (NGX_DEBUG) |
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204 { |
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205 u_char text[NGX_SOCKADDR_STRLEN]; |
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206 ngx_str_t addr; |
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207 |
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208 addr.data = text; |
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209 |
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210 for (i = 0; i < ctx->naddrs; i++) { |
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211 addr.len = ngx_sock_ntop(ctx->addrs[i].sockaddr, |
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212 ctx->addrs[i].socklen, |
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213 text, NGX_SOCKADDR_STRLEN, 0); |
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214 |
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215 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, |
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216 "name was resolved to %V", &addr); |
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217 } |
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218 } |
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219 #endif |
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220 |
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221 for (i = 0; i < ctx->naddrs; i++) { |
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222 if (ngx_cmp_sockaddr(ctx->addrs[i].sockaddr, ctx->addrs[i].socklen, |
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223 c->sockaddr, c->socklen, 0) |
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224 == NGX_OK) |
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225 { |
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226 goto found; |
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227 } |
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228 } |
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229 |
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230 s->host = smtp_unavailable; |
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231 } |
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232 |
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233 found: |
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234 |
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235 ngx_resolve_name_done(ctx); |
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236 |
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237 ngx_mail_smtp_greeting(s, c); |
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238 } |
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239 |
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240 |
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241 static void |
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242 ngx_mail_smtp_greeting(ngx_mail_session_t *s, ngx_connection_t *c) |
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243 { |
1481
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diff
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|
244 ngx_msec_t timeout; |
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|
245 ngx_mail_core_srv_conf_t *cscf; |
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ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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diff
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|
246 ngx_mail_smtp_srv_conf_t *sscf; |
641 | 247 |
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248 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, |
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249 "smtp greeting for \"%V\"", &s->host); |
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250 |
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251 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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252 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
541 | 253 |
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254 timeout = sscf->greeting_delay ? sscf->greeting_delay : cscf->timeout; |
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255 ngx_add_timer(c->read, timeout); |
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256 |
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257 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
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258 ngx_mail_close_connection(c); |
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259 } |
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260 |
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261 if (sscf->greeting_delay) { |
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262 c->read->handler = ngx_mail_smtp_invalid_pipelining; |
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263 return; |
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264 } |
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265 |
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266 c->read->handler = ngx_mail_smtp_init_protocol; |
583 | 267 |
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268 s->out = sscf->greeting; |
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269 |
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270 ngx_mail_send(c->write); |
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271 } |
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272 |
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273 |
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274 static void |
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275 ngx_mail_smtp_invalid_pipelining(ngx_event_t *rev) |
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276 { |
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277 ngx_connection_t *c; |
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278 ngx_mail_session_t *s; |
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279 ngx_mail_core_srv_conf_t *cscf; |
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280 ngx_mail_smtp_srv_conf_t *sscf; |
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281 |
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282 c = rev->data; |
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283 s = c->data; |
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284 |
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285 c->log->action = "in delay pipelining state"; |
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286 |
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287 if (rev->timedout) { |
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288 |
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289 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "delay greeting"); |
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290 |
1484 | 291 rev->timedout = 0; |
292 | |
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293 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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294 |
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295 c->read->handler = ngx_mail_smtp_init_protocol; |
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296 |
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297 ngx_add_timer(c->read, cscf->timeout); |
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298 |
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299 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
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300 ngx_mail_close_connection(c); |
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301 return; |
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302 } |
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303 |
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304 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
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305 |
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306 s->out = sscf->greeting; |
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307 |
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308 } else { |
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309 |
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310 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "invalid pipelining"); |
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311 |
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312 if (s->buffer == NULL) { |
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313 if (ngx_mail_smtp_create_buffer(s, c) != NGX_OK) { |
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314 return; |
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315 } |
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316 } |
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317 |
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318 if (ngx_mail_smtp_discard_command(s, c, |
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319 "client was rejected before greeting: \"%V\"") |
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320 != NGX_OK) |
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321 { |
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322 return; |
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323 } |
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324 |
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325 ngx_str_set(&s->out, smtp_invalid_pipelining); |
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326 s->quit = 1; |
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327 } |
539 | 328 |
1136 | 329 ngx_mail_send(c->write); |
539 | 330 } |
331 | |
332 | |
333 void | |
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334 ngx_mail_smtp_init_protocol(ngx_event_t *rev) |
539 | 335 { |
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336 ngx_connection_t *c; |
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337 ngx_mail_session_t *s; |
417
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338 |
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339 c = rev->data; |
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340 |
541 | 341 c->log->action = "in auth state"; |
342 | |
423
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343 if (rev->timedout) { |
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344 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); |
577 | 345 c->timedout = 1; |
1136 | 346 ngx_mail_close_connection(c); |
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347 return; |
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348 } |
420
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349 |
539 | 350 s = c->data; |
521 | 351 |
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352 if (s->buffer == NULL) { |
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353 if (ngx_mail_smtp_create_buffer(s, c) != NGX_OK) { |
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354 return; |
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355 } |
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356 } |
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357 |
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358 s->mail_state = ngx_smtp_start; |
1477 | 359 c->read->handler = ngx_mail_smtp_auth_state; |
1136 | 360 |
1477 | 361 ngx_mail_smtp_auth_state(rev); |
521 | 362 } |
363 | |
364 | |
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365 static ngx_int_t |
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366 ngx_mail_smtp_create_buffer(ngx_mail_session_t *s, ngx_connection_t *c) |
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367 { |
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368 ngx_mail_smtp_srv_conf_t *sscf; |
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369 |
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370 if (ngx_array_init(&s->args, c->pool, 2, sizeof(ngx_str_t)) == NGX_ERROR) { |
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371 ngx_mail_session_internal_server_error(s); |
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372 return NGX_ERROR; |
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373 } |
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374 |
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375 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
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376 |
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377 s->buffer = ngx_create_temp_buf(c->pool, sscf->client_buffer_size); |
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parents:
1482
diff
changeset
|
378 if (s->buffer == NULL) { |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
379 ngx_mail_session_internal_server_error(s); |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
380 return NGX_ERROR; |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
381 } |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
382 |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
383 return NGX_OK; |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
384 } |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
385 |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
386 |
527 | 387 void |
1477 | 388 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
|
389 { |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
390 ngx_int_t rc; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
391 ngx_connection_t *c; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
392 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
|
393 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
394 c = rev->data; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
395 s = c->data; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
396 |
1136 | 397 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
|
398 |
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
399 if (rev->timedout) { |
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
400 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); |
577 | 401 c->timedout = 1; |
1136 | 402 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
|
403 return; |
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
404 } |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
405 |
539 | 406 if (s->out.len) { |
1136 | 407 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "smtp send handler busy"); |
539 | 408 s->blocked = 1; |
409 return; | |
410 } | |
411 | |
412 s->blocked = 0; | |
413 | |
1482 | 414 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
|
415 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
416 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
|
417 return; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
418 } |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
419 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
420 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
|
421 |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
422 if (rc == NGX_OK) { |
1136 | 423 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
|
424 |
1136 | 425 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
|
426 |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
427 switch (s->command) { |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
428 |
1136 | 429 case NGX_SMTP_HELO: |
430 case NGX_SMTP_EHLO: | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
431 rc = ngx_mail_smtp_helo(s, c); |
809 | 432 break; |
433 | |
1136 | 434 case NGX_SMTP_AUTH: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
435 rc = ngx_mail_smtp_auth(s, c); |
800 | 436 break; |
437 | |
1136 | 438 case NGX_SMTP_QUIT: |
539 | 439 s->quit = 1; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
440 ngx_str_set(&s->out, smtp_bye); |
527 | 441 break; |
442 | |
1136 | 443 case NGX_SMTP_MAIL: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
444 rc = ngx_mail_smtp_mail(s, c); |
583 | 445 break; |
446 | |
2309 | 447 case NGX_SMTP_RCPT: |
448 rc = ngx_mail_smtp_rcpt(s, c); | |
449 break; | |
450 | |
451 case NGX_SMTP_RSET: | |
452 rc = ngx_mail_smtp_rset(s, c); | |
453 break; | |
454 | |
1136 | 455 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
|
456 break; |
1322 | 457 |
458 case NGX_SMTP_STARTTLS: | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
459 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
|
460 ngx_str_set(&s->out, smtp_starttls); |
1322 | 461 break; |
462 | |
463 default: | |
464 rc = NGX_MAIL_PARSE_INVALID_COMMAND; | |
465 break; | |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
466 } |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
467 |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
468 break; |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
469 |
1136 | 470 case ngx_smtp_auth_login_username: |
2495
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
471 rc = ngx_mail_auth_login_username(s, c, 0); |
809 | 472 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
473 ngx_str_set(&s->out, smtp_password); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
474 s->mail_state = ngx_smtp_auth_login_password; |
809 | 475 break; |
476 | |
1136 | 477 case ngx_smtp_auth_login_password: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
478 rc = ngx_mail_auth_login_password(s, c); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
479 break; |
809 | 480 |
1136 | 481 case ngx_smtp_auth_plain: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
482 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
|
483 break; |
809 | 484 |
1136 | 485 case ngx_smtp_auth_cram_md5: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
486 rc = ngx_mail_auth_cram_md5(s, c); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
487 break; |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
488 } |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
489 } |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
490 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
491 if (s->buffer->pos < s->buffer->last) { |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
492 s->blocked = 1; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
493 } |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
494 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
495 switch (rc) { |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
496 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
497 case NGX_DONE: |
1482 | 498 ngx_mail_auth(s, c); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
499 return; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
500 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
501 case NGX_ERROR: |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
502 ngx_mail_session_internal_server_error(s); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
503 return; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
504 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
505 case NGX_MAIL_PARSE_INVALID_COMMAND: |
1136 | 506 s->mail_state = ngx_smtp_start; |
1486
0e7074ef7303
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1485
diff
changeset
|
507 s->state = 0; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
508 ngx_str_set(&s->out, smtp_invalid_command); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
509 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
510 /* fall through */ |
539 | 511 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
512 case NGX_OK: |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
513 s->args.nelts = 0; |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
514 |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
515 if (s->buffer->pos == s->buffer->last) { |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
516 s->buffer->pos = s->buffer->start; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
517 s->buffer->last = s->buffer->start; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
518 } |
810 | 519 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
520 if (s->state) { |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
521 s->arg_start = s->buffer->pos; |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
522 } |
539 | 523 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
524 ngx_mail_send(c->write); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
525 } |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
526 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
527 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
528 |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
529 static ngx_int_t |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
530 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:
884
diff
changeset
|
531 { |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
532 ngx_str_t *arg; |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
533 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
|
534 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
535 if (s->args.nelts != 1) { |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
536 ngx_str_set(&s->out, smtp_invalid_argument); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
537 s->state = 0; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
538 return NGX_OK; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
539 } |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
540 |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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changeset
|
541 arg = s->args.elts; |
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split pop3, imap, and smtp handlers
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changeset
|
542 |
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parents:
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diff
changeset
|
543 s->smtp_helo.len = arg[0].len; |
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parents:
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diff
changeset
|
544 |
2049 | 545 s->smtp_helo.data = ngx_pnalloc(c->pool, arg[0].len); |
1476
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parents:
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diff
changeset
|
546 if (s->smtp_helo.data == NULL) { |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
547 return NGX_ERROR; |
4f7dca9c37f0
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parents:
884
diff
changeset
|
548 } |
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
549 |
1476
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parents:
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diff
changeset
|
550 ngx_memcpy(s->smtp_helo.data, arg[0].data, arg[0].len); |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
551 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3299
diff
changeset
|
552 ngx_str_null(&s->smtp_from); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3299
diff
changeset
|
553 ngx_str_null(&s->smtp_to); |
2309 | 554 |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
555 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
changeset
|
556 |
1476
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parents:
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diff
changeset
|
557 if (s->command == NGX_SMTP_HELO) { |
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
|
558 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
|
559 |
1476
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parents:
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diff
changeset
|
560 } else { |
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parents:
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diff
changeset
|
561 s->esmtp = 1; |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
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parents:
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diff
changeset
|
562 |
1476
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changeset
|
563 #if (NGX_MAIL_SSL) |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
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parents:
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diff
changeset
|
564 |
1476
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parents:
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changeset
|
565 if (c->ssl == NULL) { |
1704
e584e946e198
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parents:
1493
diff
changeset
|
566 ngx_mail_ssl_conf_t *sslcf; |
e584e946e198
move condition declarations inside blocks where they are used
Igor Sysoev <igor@sysoev.ru>
parents:
1493
diff
changeset
|
567 |
1476
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parents:
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diff
changeset
|
568 sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
569 |
1476
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diff
changeset
|
570 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:
1486
diff
changeset
|
571 s->out = sscf->starttls_capability; |
1476
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changeset
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572 return NGX_OK; |
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parents:
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diff
changeset
|
573 } |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
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parents:
884
diff
changeset
|
574 |
1476
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diff
changeset
|
575 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:
1486
diff
changeset
|
576 s->out = sscf->starttls_only_capability; |
1476
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diff
changeset
|
577 return NGX_OK; |
67578e966dcc
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changeset
|
578 } |
67578e966dcc
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changeset
|
579 } |
894
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parents:
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diff
changeset
|
580 #endif |
4f7dca9c37f0
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parents:
884
diff
changeset
|
581 |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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parents:
1486
diff
changeset
|
582 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
|
583 } |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
584 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
585 return NGX_OK; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
586 } |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
587 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
588 |
1476
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parents:
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diff
changeset
|
589 static ngx_int_t |
67578e966dcc
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diff
changeset
|
590 ngx_mail_smtp_auth(ngx_mail_session_t *s, ngx_connection_t *c) |
525 | 591 { |
1479 | 592 ngx_int_t rc; |
1476
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parents:
1472
diff
changeset
|
593 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:
1486
diff
changeset
|
594 ngx_mail_smtp_srv_conf_t *sscf; |
525 | 595 |
1479 | 596 #if (NGX_MAIL_SSL) |
597 if (ngx_mail_starttls_only(s, c)) { | |
598 return NGX_MAIL_PARSE_INVALID_COMMAND; | |
539 | 599 } |
600 #endif | |
601 | |
1476
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parents:
1472
diff
changeset
|
602 if (s->args.nelts == 0) { |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
603 ngx_str_set(&s->out, smtp_invalid_argument); |
1476
67578e966dcc
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diff
changeset
|
604 s->state = 0; |
67578e966dcc
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parents:
1472
diff
changeset
|
605 return NGX_OK; |
67578e966dcc
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diff
changeset
|
606 } |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
607 |
1479 | 608 rc = ngx_mail_auth_parse(s, c); |
1476
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Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
609 |
1479 | 610 switch (rc) { |
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
611 |
1479 | 612 case NGX_MAIL_AUTH_LOGIN: |
1472
32450a2bbdf4
decrement active connection counter in mail proxy
Igor Sysoev <igor@sysoev.ru>
parents:
1323
diff
changeset
|
613 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
614 ngx_str_set(&s->out, smtp_username); |
1479 | 615 s->mail_state = ngx_smtp_auth_login_username; |
1476
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parents:
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diff
changeset
|
616 |
1479 | 617 return NGX_OK; |
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
618 |
2495
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
619 case NGX_MAIL_AUTH_LOGIN_USERNAME: |
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
620 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
621 ngx_str_set(&s->out, smtp_password); |
2495
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
622 s->mail_state = ngx_smtp_auth_login_password; |
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
623 |
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
624 return ngx_mail_auth_login_username(s, c, 1); |
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
625 |
1479 | 626 case NGX_MAIL_AUTH_PLAIN: |
1476
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parents:
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diff
changeset
|
627 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3299
diff
changeset
|
628 ngx_str_set(&s->out, smtp_next); |
1479 | 629 s->mail_state = ngx_smtp_auth_plain; |
543 | 630 |
1479 | 631 return NGX_OK; |
632 | |
633 case NGX_MAIL_AUTH_CRAM_MD5: | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
634 |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
635 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
636 |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
637 if (!(sscf->auth_methods & NGX_MAIL_AUTH_CRAM_MD5_ENABLED)) { |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
638 return NGX_MAIL_PARSE_INVALID_COMMAND; |
67578e966dcc
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diff
changeset
|
639 } |
479 | 640 |
1485
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
641 if (s->salt.data == NULL) { |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
642 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
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
643 |
1485
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
644 if (ngx_mail_salt(s, c, cscf) != NGX_OK) { |
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
645 return NGX_ERROR; |
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
646 } |
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
647 } |
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
648 |
1479 | 649 if (ngx_mail_auth_cram_md5_salt(s, c, "334 ", 4) == NGX_OK) { |
650 s->mail_state = ngx_smtp_auth_cram_md5; | |
651 return NGX_OK; | |
1476
67578e966dcc
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parents:
1472
diff
changeset
|
652 } |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
653 |
1479 | 654 return NGX_ERROR; |
1476
67578e966dcc
split pop3, imap, and smtp handlers
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1472
diff
changeset
|
655 } |
67578e966dcc
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parents:
1472
diff
changeset
|
656 |
1479 | 657 return rc; |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
658 } |
539 | 659 |
660 | |
1476
67578e966dcc
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parents:
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diff
changeset
|
661 static ngx_int_t |
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split pop3, imap, and smtp handlers
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diff
changeset
|
662 ngx_mail_smtp_mail(ngx_mail_session_t *s, ngx_connection_t *c) |
541 | 663 { |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
664 ngx_str_t *arg, cmd; |
2309 | 665 ngx_mail_smtp_srv_conf_t *sscf; |
666 | |
667 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); | |
668 | |
669 if (!(sscf->auth_methods & NGX_MAIL_AUTH_NONE_ENABLED)) { | |
670 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
|
671 ngx_str_set(&s->out, smtp_auth_required); |
2309 | 672 return NGX_OK; |
673 } | |
674 | |
675 /* auth none */ | |
676 | |
677 if (s->smtp_from.len) { | |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
678 ngx_str_set(&s->out, smtp_bad_sequence); |
2309 | 679 return NGX_OK; |
680 } | |
681 | |
5703
7deb01451486
Mail: added a check for the number of arguments in MAIL/RCPT.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5477
diff
changeset
|
682 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
|
683 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
|
684 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
|
685 } |
7deb01451486
Mail: added a check for the number of arguments in MAIL/RCPT.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5477
diff
changeset
|
686 |
5398
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687 arg = s->args.elts; |
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688 arg += s->args.nelts - 1; |
2309 | 689 |
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690 cmd.len = arg->data + arg->len - s->cmd.data; |
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691 cmd.data = s->cmd.data; |
2309 | 692 |
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|
693 s->smtp_from.len = cmd.len; |
2309 | 694 |
5398
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|
695 s->smtp_from.data = ngx_pnalloc(c->pool, cmd.len); |
2309 | 696 if (s->smtp_from.data == NULL) { |
697 return NGX_ERROR; | |
698 } | |
699 | |
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700 ngx_memcpy(s->smtp_from.data, cmd.data, cmd.len); |
2309 | 701 |
702 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, | |
703 "smtp mail from:\"%V\"", &s->smtp_from); | |
704 | |
3516
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|
705 ngx_str_set(&s->out, smtp_ok); |
2309 | 706 |
707 return NGX_OK; | |
708 } | |
577 | 709 |
2309 | 710 |
711 static ngx_int_t | |
712 ngx_mail_smtp_rcpt(ngx_mail_session_t *s, ngx_connection_t *c) | |
713 { | |
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|
714 ngx_str_t *arg, cmd; |
2309 | 715 |
716 if (s->smtp_from.len == 0) { | |
3516
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717 ngx_str_set(&s->out, smtp_bad_sequence); |
2309 | 718 return NGX_OK; |
719 } | |
720 | |
5703
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parents:
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diff
changeset
|
721 if (s->args.nelts == 0) { |
7deb01451486
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|
722 ngx_str_set(&s->out, smtp_invalid_argument); |
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diff
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|
723 return NGX_OK; |
7deb01451486
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724 } |
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|
725 |
5398
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726 arg = s->args.elts; |
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727 arg += s->args.nelts - 1; |
2309 | 728 |
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729 cmd.len = arg->data + arg->len - s->cmd.data; |
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730 cmd.data = s->cmd.data; |
2309 | 731 |
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732 s->smtp_to.len = cmd.len; |
2309 | 733 |
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|
734 s->smtp_to.data = ngx_pnalloc(c->pool, cmd.len); |
2309 | 735 if (s->smtp_to.data == NULL) { |
736 return NGX_ERROR; | |
737 } | |
738 | |
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739 ngx_memcpy(s->smtp_to.data, cmd.data, cmd.len); |
2309 | 740 |
741 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, | |
742 "smtp rcpt to:\"%V\"", &s->smtp_to); | |
743 | |
744 s->auth_method = NGX_MAIL_AUTH_NONE; | |
745 | |
746 return NGX_DONE; | |
747 } | |
748 | |
749 | |
750 static ngx_int_t | |
751 ngx_mail_smtp_rset(ngx_mail_session_t *s, ngx_connection_t *c) | |
752 { | |
3516
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|
753 ngx_str_null(&s->smtp_from); |
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|
754 ngx_str_null(&s->smtp_to); |
dd1570b6f237
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|
755 ngx_str_set(&s->out, smtp_ok); |
1476
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diff
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|
756 |
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757 return NGX_OK; |
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758 } |
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759 |
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|
760 |
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761 static ngx_int_t |
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762 ngx_mail_smtp_starttls(ngx_mail_session_t *s, ngx_connection_t *c) |
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763 { |
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|
764 #if (NGX_MAIL_SSL) |
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765 ngx_mail_ssl_conf_t *sslcf; |
541 | 766 |
1476
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767 if (c->ssl == NULL) { |
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768 sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); |
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|
769 if (sslcf->starttls) { |
541 | 770 |
1476
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|
771 /* |
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772 * RFC3207 requires us to discard any knowledge |
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773 * obtained from client before STARTTLS. |
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774 */ |
541 | 775 |
3516
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776 ngx_str_null(&s->smtp_helo); |
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777 ngx_str_null(&s->smtp_from); |
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|
778 ngx_str_null(&s->smtp_to); |
1476
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|
779 |
5787
3f5d0af4e40a
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diff
changeset
|
780 s->buffer->pos = s->buffer->start; |
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|
781 s->buffer->last = s->buffer->start; |
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diff
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|
782 |
1476
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783 c->read->handler = ngx_mail_starttls_handler; |
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784 return NGX_OK; |
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785 } |
541 | 786 } |
787 | |
1476
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788 #endif |
541 | 789 |
1476
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changeset
|
790 return NGX_MAIL_PARSE_INVALID_COMMAND; |
541 | 791 } |
1481
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diff
changeset
|
792 |
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diff
changeset
|
793 |
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diff
changeset
|
794 static ngx_int_t |
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diff
changeset
|
795 ngx_mail_smtp_discard_command(ngx_mail_session_t *s, ngx_connection_t *c, |
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changeset
|
796 char *err) |
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diff
changeset
|
797 { |
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diff
changeset
|
798 ssize_t n; |
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diff
changeset
|
799 |
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diff
changeset
|
800 n = c->recv(c, s->buffer->last, s->buffer->end - s->buffer->last); |
b58ce1cf66da
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diff
changeset
|
801 |
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diff
changeset
|
802 if (n == NGX_ERROR || n == 0) { |
b58ce1cf66da
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diff
changeset
|
803 ngx_mail_close_connection(c); |
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diff
changeset
|
804 return NGX_ERROR; |
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changeset
|
805 } |
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diff
changeset
|
806 |
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changeset
|
807 if (n > 0) { |
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|
808 s->buffer->last += n; |
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diff
changeset
|
809 } |
1486
0e7074ef7303
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1485
diff
changeset
|
810 |
1481
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diff
changeset
|
811 if (n == NGX_AGAIN) { |
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
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2309
diff
changeset
|
812 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
1481
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changeset
|
813 ngx_mail_session_internal_server_error(s); |
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changeset
|
814 return NGX_ERROR; |
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|
815 } |
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|
816 |
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diff
changeset
|
817 return NGX_AGAIN; |
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|
818 } |
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changeset
|
819 |
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|
820 ngx_mail_smtp_log_rejected_command(s, c, err); |
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|
821 |
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changeset
|
822 s->buffer->pos = s->buffer->start; |
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|
823 s->buffer->last = s->buffer->start; |
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diff
changeset
|
824 |
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changeset
|
825 return NGX_OK; |
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changeset
|
826 } |
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changeset
|
827 |
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changeset
|
828 |
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diff
changeset
|
829 static void |
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changeset
|
830 ngx_mail_smtp_log_rejected_command(ngx_mail_session_t *s, ngx_connection_t *c, |
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changeset
|
831 char *err) |
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changeset
|
832 { |
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diff
changeset
|
833 u_char ch; |
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parents:
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diff
changeset
|
834 ngx_str_t cmd; |
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diff
changeset
|
835 ngx_uint_t i; |
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diff
changeset
|
836 |
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parents:
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diff
changeset
|
837 if (c->log->log_level < NGX_LOG_INFO) { |
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diff
changeset
|
838 return; |
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smtp_client_buffer and smtp_greeting_delay
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parents:
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diff
changeset
|
839 } |
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parents:
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diff
changeset
|
840 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
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841 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
|
842 cmd.data = s->buffer->start; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
843 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
844 for (i = 0; i < cmd.len; i++) { |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
845 ch = cmd.data[i]; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
846 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
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847 if (ch != CR && ch != LF) { |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
848 continue; |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
849 } |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
850 |
1493
3c4111e07b58
use "_" instead of " " as new line substitute, do not delete trailing new line
Igor Sysoev <igor@sysoev.ru>
parents:
1487
diff
changeset
|
851 cmd.data[i] = '_'; |
1481
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smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
852 } |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
853 |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
854 cmd.len = i; |
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 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
|
857 } |