Mercurial > hg > nginx
annotate src/mail/ngx_mail_smtp_handler.c @ 2495:a59b26eee816
compatibility with Microsoft's
AUTH LOGIN [base64 encoded user name ]
patch by Maxim Dounin
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Mon, 09 Feb 2009 12:03:55 +0000 |
| parents | ac695b3e981c |
| children | a96a8c916b0c |
| rev | line source |
|---|---|
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
| 1136 | 10 #include <ngx_mail.h> |
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11 #include <ngx_mail_smtp_module.h> |
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12 |
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13 |
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14 static void ngx_mail_smtp_resolve_addr_handler(ngx_resolver_ctx_t *ctx); |
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15 static void ngx_mail_smtp_resolve_name(ngx_event_t *rev); |
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16 static void ngx_mail_smtp_resolve_name_handler(ngx_resolver_ctx_t *ctx); |
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17 static void ngx_mail_smtp_greeting(ngx_mail_session_t *s, ngx_connection_t *c); |
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18 static void ngx_mail_smtp_invalid_pipelining(ngx_event_t *rev); |
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19 static ngx_int_t ngx_mail_smtp_create_buffer(ngx_mail_session_t *s, |
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20 ngx_connection_t *c); |
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21 |
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22 static ngx_int_t ngx_mail_smtp_helo(ngx_mail_session_t *s, ngx_connection_t *c); |
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23 static ngx_int_t ngx_mail_smtp_auth(ngx_mail_session_t *s, ngx_connection_t *c); |
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24 static ngx_int_t ngx_mail_smtp_mail(ngx_mail_session_t *s, ngx_connection_t *c); |
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25 static ngx_int_t ngx_mail_smtp_starttls(ngx_mail_session_t *s, |
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26 ngx_connection_t *c); |
| 2309 | 27 static ngx_int_t ngx_mail_smtp_rset(ngx_mail_session_t *s, ngx_connection_t *c); |
| 28 static ngx_int_t ngx_mail_smtp_rcpt(ngx_mail_session_t *s, ngx_connection_t *c); | |
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29 |
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30 static ngx_int_t ngx_mail_smtp_discard_command(ngx_mail_session_t *s, |
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31 ngx_connection_t *c, char *err); |
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32 static void ngx_mail_smtp_log_rejected_command(ngx_mail_session_t *s, |
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33 ngx_connection_t *c, char *err); |
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34 |
| 527 | 35 |
| 1136 | 36 static u_char smtp_ok[] = "250 2.0.0 OK" CRLF; |
| 37 static u_char smtp_bye[] = "221 2.0.0 Bye" CRLF; | |
| 1762 | 38 static u_char smtp_starttls[] = "220 2.0.0 Start TLS" CRLF; |
| 1136 | 39 static u_char smtp_next[] = "334 " CRLF; |
| 40 static u_char smtp_username[] = "334 VXNlcm5hbWU6" CRLF; | |
| 41 static u_char smtp_password[] = "334 UGFzc3dvcmQ6" CRLF; | |
| 42 static u_char smtp_invalid_command[] = "500 5.5.1 Invalid command" CRLF; | |
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43 static u_char smtp_invalid_pipelining[] = |
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44 "503 5.5.0 Improper use of SMTP command pipelining" CRLF; |
| 1136 | 45 static u_char smtp_invalid_argument[] = "501 5.5.4 Invalid argument" CRLF; |
| 46 static u_char smtp_auth_required[] = "530 5.7.1 Authentication required" CRLF; | |
| 2309 | 47 static u_char smtp_bad_sequence[] = "503 5.5.1 Bad sequence of commands" CRLF; |
| 1136 | 48 |
| 521 | 49 |
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50 static ngx_str_t smtp_unavailable = ngx_string("[UNAVAILABLE]"); |
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51 static ngx_str_t smtp_tempunavail = ngx_string("[TEMPUNAVAIL]"); |
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52 |
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53 |
| 521 | 54 void |
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55 ngx_mail_smtp_init_session(ngx_mail_session_t *s, ngx_connection_t *c) |
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56 { |
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57 struct sockaddr_in *sin; |
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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 c->log->action = "in resolving client address"; |
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70 |
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71 ctx = ngx_resolve_start(cscf->resolver, NULL); |
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72 if (ctx == NULL) { |
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73 ngx_mail_close_connection(c); |
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74 return; |
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75 } |
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76 |
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77 /* AF_INET only */ |
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78 |
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79 sin = (struct sockaddr_in *) c->sockaddr; |
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80 |
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81 ctx->addr = sin->sin_addr.s_addr; |
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82 ctx->handler = ngx_mail_smtp_resolve_addr_handler; |
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83 ctx->data = s; |
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84 ctx->timeout = cscf->resolver_timeout; |
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85 |
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86 if (ngx_resolve_addr(ctx) != NGX_OK) { |
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87 ngx_mail_close_connection(c); |
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88 } |
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89 } |
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90 |
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91 |
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92 static void |
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93 ngx_mail_smtp_resolve_addr_handler(ngx_resolver_ctx_t *ctx) |
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94 { |
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95 ngx_connection_t *c; |
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96 ngx_mail_session_t *s; |
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97 |
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98 s = ctx->data; |
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99 c = s->connection; |
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100 |
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101 if (ctx->state) { |
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102 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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103 "%V could not be resolved (%i: %s)", |
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104 &c->addr_text, ctx->state, |
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105 ngx_resolver_strerror(ctx->state)); |
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106 |
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107 if (ctx->state == NGX_RESOLVE_NXDOMAIN) { |
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108 s->host = smtp_unavailable; |
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109 |
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110 } else { |
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111 s->host = smtp_tempunavail; |
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112 } |
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113 |
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114 ngx_resolve_addr_done(ctx); |
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115 |
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116 ngx_mail_smtp_greeting(s, s->connection); |
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117 |
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118 return; |
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119 } |
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120 |
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121 c->log->action = "in resolving client hostname"; |
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122 |
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123 s->host.data = ngx_pstrdup(c->pool, &ctx->name); |
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124 if (s->host.data == NULL) { |
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125 ngx_resolve_addr_done(ctx); |
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126 ngx_mail_close_connection(c); |
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127 return; |
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128 } |
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129 |
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130 s->host.len = ctx->name.len; |
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131 |
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132 ngx_resolve_addr_done(ctx); |
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133 |
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134 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, |
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135 "address resolved: %V", &s->host); |
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136 |
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137 c->read->handler = ngx_mail_smtp_resolve_name; |
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138 |
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139 ngx_post_event(c->read, &ngx_posted_events); |
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140 } |
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141 |
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142 |
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143 static void |
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144 ngx_mail_smtp_resolve_name(ngx_event_t *rev) |
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145 { |
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146 ngx_connection_t *c; |
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147 ngx_mail_session_t *s; |
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148 ngx_resolver_ctx_t *ctx; |
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149 ngx_mail_core_srv_conf_t *cscf; |
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150 |
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151 c = rev->data; |
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152 s = c->data; |
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153 |
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154 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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155 |
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156 ctx = ngx_resolve_start(cscf->resolver, NULL); |
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157 if (ctx == NULL) { |
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158 ngx_mail_close_connection(c); |
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159 return; |
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160 } |
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161 |
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162 ctx->name = s->host; |
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163 ctx->type = NGX_RESOLVE_A; |
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164 ctx->handler = ngx_mail_smtp_resolve_name_handler; |
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165 ctx->data = s; |
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166 ctx->timeout = cscf->resolver_timeout; |
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167 |
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168 if (ngx_resolve_name(ctx) != NGX_OK) { |
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169 ngx_mail_close_connection(c); |
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170 } |
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171 } |
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172 |
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173 |
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174 static void |
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175 ngx_mail_smtp_resolve_name_handler(ngx_resolver_ctx_t *ctx) |
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176 { |
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177 in_addr_t addr; |
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178 ngx_uint_t i; |
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179 ngx_connection_t *c; |
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180 struct sockaddr_in *sin; |
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181 ngx_mail_session_t *s; |
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182 |
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183 s = ctx->data; |
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184 c = s->connection; |
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185 |
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186 if (ctx->state) { |
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187 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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188 "%V could not be resolved (%i: %s)", |
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189 &ctx->name, ctx->state, |
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190 ngx_resolver_strerror(ctx->state)); |
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191 |
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192 if (ctx->state == NGX_RESOLVE_NXDOMAIN) { |
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193 s->host = smtp_unavailable; |
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194 |
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195 } else { |
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196 s->host = smtp_tempunavail; |
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197 } |
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198 |
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199 } else { |
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200 |
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201 /* AF_INET only */ |
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202 |
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203 sin = (struct sockaddr_in *) c->sockaddr; |
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204 |
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205 for (i = 0; i < ctx->naddrs; i++) { |
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206 |
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207 addr = ctx->addrs[i]; |
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208 |
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209 ngx_log_debug4(NGX_LOG_DEBUG_MAIL, c->log, 0, |
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210 "name was resolved to %ud.%ud.%ud.%ud", |
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211 (ntohl(addr) >> 24) & 0xff, |
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212 (ntohl(addr) >> 16) & 0xff, |
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213 (ntohl(addr) >> 8) & 0xff, |
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214 ntohl(addr) & 0xff); |
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215 |
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216 if (addr == sin->sin_addr.s_addr) { |
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217 goto found; |
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218 } |
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219 } |
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220 |
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221 s->host = smtp_unavailable; |
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222 } |
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223 |
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224 found: |
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225 |
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226 ngx_resolve_name_done(ctx); |
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227 |
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228 ngx_mail_smtp_greeting(s, c); |
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229 } |
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230 |
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231 |
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232 static void |
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233 ngx_mail_smtp_greeting(ngx_mail_session_t *s, ngx_connection_t *c) |
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234 { |
|
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235 ngx_msec_t timeout; |
|
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236 ngx_mail_core_srv_conf_t *cscf; |
|
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237 ngx_mail_smtp_srv_conf_t *sscf; |
| 641 | 238 |
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239 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, |
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240 "smtp greeting for \"%V\"", &s->host); |
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241 |
|
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242 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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243 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
| 541 | 244 |
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245 timeout = sscf->greeting_delay ? sscf->greeting_delay : cscf->timeout; |
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246 ngx_add_timer(c->read, timeout); |
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247 |
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248 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
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249 ngx_mail_close_connection(c); |
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250 } |
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251 |
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252 if (sscf->greeting_delay) { |
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253 c->read->handler = ngx_mail_smtp_invalid_pipelining; |
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254 return; |
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255 } |
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256 |
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257 c->read->handler = ngx_mail_smtp_init_protocol; |
| 583 | 258 |
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259 s->out = sscf->greeting; |
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260 |
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261 ngx_mail_send(c->write); |
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262 } |
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263 |
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264 |
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265 static void |
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266 ngx_mail_smtp_invalid_pipelining(ngx_event_t *rev) |
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267 { |
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268 ngx_connection_t *c; |
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269 ngx_mail_session_t *s; |
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270 ngx_mail_core_srv_conf_t *cscf; |
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271 ngx_mail_smtp_srv_conf_t *sscf; |
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272 |
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273 c = rev->data; |
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274 s = c->data; |
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275 |
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276 c->log->action = "in delay pipelining state"; |
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277 |
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278 if (rev->timedout) { |
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279 |
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280 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "delay greeting"); |
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281 |
| 1484 | 282 rev->timedout = 0; |
| 283 | |
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284 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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285 |
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286 c->read->handler = ngx_mail_smtp_init_protocol; |
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287 |
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288 ngx_add_timer(c->read, cscf->timeout); |
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289 |
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290 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
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291 ngx_mail_close_connection(c); |
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292 return; |
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293 } |
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294 |
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295 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
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296 |
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297 s->out = sscf->greeting; |
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298 |
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299 } else { |
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300 |
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301 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "invalid pipelining"); |
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302 |
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303 if (s->buffer == NULL) { |
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304 if (ngx_mail_smtp_create_buffer(s, c) != NGX_OK) { |
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305 return; |
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306 } |
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307 } |
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308 |
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309 if (ngx_mail_smtp_discard_command(s, c, |
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310 "client was rejected before greeting: \"%V\"") |
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311 != NGX_OK) |
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312 { |
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313 return; |
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314 } |
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315 |
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316 s->out.len = sizeof(smtp_invalid_pipelining) - 1; |
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317 s->out.data = smtp_invalid_pipelining; |
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318 } |
| 539 | 319 |
| 1136 | 320 ngx_mail_send(c->write); |
| 539 | 321 } |
| 322 | |
| 323 | |
| 324 void | |
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325 ngx_mail_smtp_init_protocol(ngx_event_t *rev) |
| 539 | 326 { |
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327 ngx_connection_t *c; |
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328 ngx_mail_session_t *s; |
|
417
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329 |
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330 c = rev->data; |
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331 |
| 541 | 332 c->log->action = "in auth state"; |
| 333 | |
|
423
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334 if (rev->timedout) { |
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335 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); |
| 577 | 336 c->timedout = 1; |
| 1136 | 337 ngx_mail_close_connection(c); |
|
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338 return; |
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339 } |
|
420
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340 |
| 539 | 341 s = c->data; |
| 521 | 342 |
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343 if (s->buffer == NULL) { |
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344 if (ngx_mail_smtp_create_buffer(s, c) != NGX_OK) { |
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345 return; |
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346 } |
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347 } |
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348 |
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349 s->mail_state = ngx_smtp_start; |
| 1477 | 350 c->read->handler = ngx_mail_smtp_auth_state; |
| 1136 | 351 |
| 1477 | 352 ngx_mail_smtp_auth_state(rev); |
| 521 | 353 } |
| 354 | |
| 355 | |
|
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356 static ngx_int_t |
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357 ngx_mail_smtp_create_buffer(ngx_mail_session_t *s, ngx_connection_t *c) |
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358 { |
|
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359 ngx_mail_smtp_srv_conf_t *sscf; |
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360 |
|
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361 if (ngx_array_init(&s->args, c->pool, 2, sizeof(ngx_str_t)) == NGX_ERROR) { |
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362 ngx_mail_session_internal_server_error(s); |
|
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363 return NGX_ERROR; |
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364 } |
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365 |
|
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
366 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
|
367 |
|
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
368 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
|
369 if (s->buffer == NULL) { |
|
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
370 ngx_mail_session_internal_server_error(s); |
|
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
371 return NGX_ERROR; |
|
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
372 } |
|
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
373 |
|
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
374 return NGX_OK; |
|
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
375 } |
|
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
376 |
|
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
377 |
| 527 | 378 void |
| 1477 | 379 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
|
380 { |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
381 ngx_int_t rc; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
382 ngx_connection_t *c; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
383 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
|
384 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
385 c = rev->data; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
386 s = c->data; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
387 |
| 1136 | 388 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
|
389 |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
390 if (rev->timedout) { |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
391 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); |
| 577 | 392 c->timedout = 1; |
| 1136 | 393 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
|
394 return; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
395 } |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
396 |
| 539 | 397 if (s->out.len) { |
| 1136 | 398 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "smtp send handler busy"); |
| 539 | 399 s->blocked = 1; |
| 400 return; | |
| 401 } | |
| 402 | |
| 403 s->blocked = 0; | |
| 404 | |
| 1482 | 405 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
|
406 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
407 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
|
408 return; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
409 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
410 |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
411 s->out.len = sizeof(smtp_ok) - 1; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
412 s->out.data = smtp_ok; |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
413 |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
414 if (rc == NGX_OK) { |
| 1136 | 415 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
|
416 |
| 1136 | 417 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
|
418 |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
419 switch (s->command) { |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
420 |
| 1136 | 421 case NGX_SMTP_HELO: |
| 422 case NGX_SMTP_EHLO: | |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
423 rc = ngx_mail_smtp_helo(s, c); |
| 809 | 424 break; |
| 425 | |
| 1136 | 426 case NGX_SMTP_AUTH: |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
427 rc = ngx_mail_smtp_auth(s, c); |
| 800 | 428 break; |
| 429 | |
| 1136 | 430 case NGX_SMTP_QUIT: |
| 539 | 431 s->quit = 1; |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
432 s->out.len = sizeof(smtp_bye) - 1; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
433 s->out.data = smtp_bye; |
| 527 | 434 break; |
| 435 | |
| 1136 | 436 case NGX_SMTP_MAIL: |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
437 rc = ngx_mail_smtp_mail(s, c); |
| 583 | 438 break; |
| 439 | |
| 2309 | 440 case NGX_SMTP_RCPT: |
| 441 rc = ngx_mail_smtp_rcpt(s, c); | |
| 442 break; | |
| 443 | |
| 444 case NGX_SMTP_RSET: | |
| 445 rc = ngx_mail_smtp_rset(s, c); | |
| 446 break; | |
| 447 | |
| 1136 | 448 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
|
449 break; |
| 1322 | 450 |
| 451 case NGX_SMTP_STARTTLS: | |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
452 rc = ngx_mail_smtp_starttls(s, c); |
| 1762 | 453 s->out.len = sizeof(smtp_starttls) - 1; |
| 454 s->out.data = smtp_starttls; | |
| 1322 | 455 break; |
| 456 | |
| 457 default: | |
| 458 rc = NGX_MAIL_PARSE_INVALID_COMMAND; | |
| 459 break; | |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
460 } |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
461 |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
462 break; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
463 |
| 1136 | 464 case ngx_smtp_auth_login_username: |
|
2495
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
465 rc = ngx_mail_auth_login_username(s, c, 0); |
| 809 | 466 |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
467 s->out.len = sizeof(smtp_password) - 1; |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
468 s->out.data = smtp_password; |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
469 s->mail_state = ngx_smtp_auth_login_password; |
| 809 | 470 break; |
| 471 | |
| 1136 | 472 case ngx_smtp_auth_login_password: |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
473 rc = ngx_mail_auth_login_password(s, c); |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
474 break; |
| 809 | 475 |
| 1136 | 476 case ngx_smtp_auth_plain: |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
477 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
|
478 break; |
| 809 | 479 |
| 1136 | 480 case ngx_smtp_auth_cram_md5: |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
481 rc = ngx_mail_auth_cram_md5(s, c); |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
482 break; |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
483 } |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
484 } |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
485 |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
486 switch (rc) { |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
487 |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
488 case NGX_DONE: |
| 1482 | 489 ngx_mail_auth(s, c); |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
490 return; |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
491 |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
492 case NGX_ERROR: |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
493 ngx_mail_session_internal_server_error(s); |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
494 return; |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
495 |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
496 case NGX_MAIL_PARSE_INVALID_COMMAND: |
| 1136 | 497 s->mail_state = ngx_smtp_start; |
|
1486
0e7074ef7303
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1485
diff
changeset
|
498 s->state = 0; |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
499 |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
500 s->out.len = sizeof(smtp_invalid_command) - 1; |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
501 s->out.data = smtp_invalid_command; |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
502 |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
503 /* fall through */ |
| 539 | 504 |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
505 case NGX_OK: |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
506 s->args.nelts = 0; |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
507 s->buffer->pos = s->buffer->start; |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
508 s->buffer->last = s->buffer->start; |
| 810 | 509 |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
510 if (s->state) { |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
511 s->arg_start = s->buffer->start; |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
512 } |
| 539 | 513 |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
514 ngx_mail_send(c->write); |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
515 } |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
516 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
517 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
518 |
|
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
519 static ngx_int_t |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
520 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
|
521 { |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
522 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
|
523 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
|
524 |
|
1476
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parents:
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diff
changeset
|
525 if (s->args.nelts != 1) { |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
526 s->out.len = sizeof(smtp_invalid_argument) - 1; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
527 s->out.data = smtp_invalid_argument; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
528 s->state = 0; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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changeset
|
529 return NGX_OK; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
530 } |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
531 |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
532 arg = s->args.elts; |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
533 |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
534 s->smtp_helo.len = arg[0].len; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
535 |
| 2049 | 536 s->smtp_helo.data = ngx_pnalloc(c->pool, arg[0].len); |
|
1476
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parents:
1472
diff
changeset
|
537 if (s->smtp_helo.data == NULL) { |
|
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
538 return NGX_ERROR; |
|
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
539 } |
|
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
540 |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
541 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
|
542 |
| 2309 | 543 s->smtp_from.len = 0; |
| 544 s->smtp_from.data = NULL; | |
| 545 s->smtp_to.len = 0; | |
| 546 s->smtp_to.data = NULL; | |
| 547 | |
|
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
548 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
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
549 |
|
1476
67578e966dcc
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parents:
1472
diff
changeset
|
550 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:
1486
diff
changeset
|
551 s->out = sscf->server_name; |
|
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
552 |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
553 } else { |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
554 s->esmtp = 1; |
|
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
555 |
|
1476
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split pop3, imap, and smtp handlers
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parents:
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changeset
|
556 #if (NGX_MAIL_SSL) |
|
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
557 |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
558 if (c->ssl == NULL) { |
|
1704
e584e946e198
move condition declarations inside blocks where they are used
Igor Sysoev <igor@sysoev.ru>
parents:
1493
diff
changeset
|
559 ngx_mail_ssl_conf_t *sslcf; |
|
e584e946e198
move condition declarations inside blocks where they are used
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parents:
1493
diff
changeset
|
560 |
|
1476
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split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
561 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
|
562 |
|
1476
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parents:
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diff
changeset
|
563 if (sslcf->starttls == NGX_MAIL_STARTTLS_ON) { |
|
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
564 s->out = sscf->starttls_capability; |
|
1476
67578e966dcc
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parents:
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changeset
|
565 return NGX_OK; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
566 } |
|
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
567 |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
568 if (sslcf->starttls == NGX_MAIL_STARTTLS_ONLY) { |
|
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
569 s->out = sscf->starttls_only_capability; |
|
1476
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split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
570 return NGX_OK; |
|
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split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
571 } |
|
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split pop3, imap, and smtp handlers
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parents:
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changeset
|
572 } |
|
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
573 #endif |
|
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
574 |
|
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
575 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
|
576 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
577 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
578 return NGX_OK; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
579 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
580 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
581 |
|
1476
67578e966dcc
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parents:
1472
diff
changeset
|
582 static ngx_int_t |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
583 ngx_mail_smtp_auth(ngx_mail_session_t *s, ngx_connection_t *c) |
| 525 | 584 { |
| 1479 | 585 ngx_int_t rc; |
|
1476
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Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
586 ngx_mail_core_srv_conf_t *cscf; |
|
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
587 ngx_mail_smtp_srv_conf_t *sscf; |
| 525 | 588 |
| 1479 | 589 #if (NGX_MAIL_SSL) |
| 590 if (ngx_mail_starttls_only(s, c)) { | |
| 591 return NGX_MAIL_PARSE_INVALID_COMMAND; | |
| 539 | 592 } |
| 593 #endif | |
| 594 | |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
595 if (s->args.nelts == 0) { |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
596 s->out.len = sizeof(smtp_invalid_argument) - 1; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
597 s->out.data = smtp_invalid_argument; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
598 s->state = 0; |
|
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parents:
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diff
changeset
|
599 return NGX_OK; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
600 } |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
601 |
| 1479 | 602 rc = ngx_mail_auth_parse(s, c); |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
603 |
| 1479 | 604 switch (rc) { |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
605 |
| 1479 | 606 case NGX_MAIL_AUTH_LOGIN: |
|
1472
32450a2bbdf4
decrement active connection counter in mail proxy
Igor Sysoev <igor@sysoev.ru>
parents:
1323
diff
changeset
|
607 |
| 1479 | 608 s->out.len = sizeof(smtp_username) - 1; |
| 609 s->out.data = smtp_username; | |
| 610 s->mail_state = ngx_smtp_auth_login_username; | |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
611 |
| 1479 | 612 return NGX_OK; |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
613 |
|
2495
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
614 case NGX_MAIL_AUTH_LOGIN_USERNAME: |
|
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
615 |
|
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
616 s->out.len = sizeof(smtp_password) - 1; |
|
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
617 s->out.data = smtp_password; |
|
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
618 s->mail_state = ngx_smtp_auth_login_password; |
|
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
619 |
|
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
620 return ngx_mail_auth_login_username(s, c, 1); |
|
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
621 |
| 1479 | 622 case NGX_MAIL_AUTH_PLAIN: |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
623 |
| 1479 | 624 s->out.len = sizeof(smtp_next) - 1; |
| 625 s->out.data = smtp_next; | |
| 626 s->mail_state = ngx_smtp_auth_plain; | |
| 543 | 627 |
| 1479 | 628 return NGX_OK; |
| 629 | |
| 630 case NGX_MAIL_AUTH_CRAM_MD5: | |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
631 |
|
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
632 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
|
1476
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split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
633 |
|
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
634 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
|
635 return NGX_MAIL_PARSE_INVALID_COMMAND; |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
636 } |
| 479 | 637 |
|
1485
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
638 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
|
639 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
|
640 |
|
1485
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
641 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
|
642 return NGX_ERROR; |
|
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
643 } |
|
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
644 } |
|
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
645 |
| 1479 | 646 if (ngx_mail_auth_cram_md5_salt(s, c, "334 ", 4) == NGX_OK) { |
| 647 s->mail_state = ngx_smtp_auth_cram_md5; | |
| 648 return NGX_OK; | |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
649 } |
|
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
650 |
| 1479 | 651 return NGX_ERROR; |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
652 } |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
653 |
| 1479 | 654 return rc; |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
655 } |
| 539 | 656 |
| 657 | |
|
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
658 static ngx_int_t |
|
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
659 ngx_mail_smtp_mail(ngx_mail_session_t *s, ngx_connection_t *c) |
| 541 | 660 { |
| 2309 | 661 u_char ch; |
| 662 ngx_str_t l; | |
| 663 ngx_uint_t i; | |
| 664 ngx_mail_smtp_srv_conf_t *sscf; | |
| 665 | |
| 666 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); | |
| 667 | |
| 668 if (!(sscf->auth_methods & NGX_MAIL_AUTH_NONE_ENABLED)) { | |
| 669 ngx_mail_smtp_log_rejected_command(s, c, "client was rejected: \"%V\""); | |
| 670 | |
| 671 s->out.len = sizeof(smtp_auth_required) - 1; | |
| 672 s->out.data = smtp_auth_required; | |
| 673 | |
| 674 return NGX_OK; | |
| 675 } | |
| 676 | |
| 677 /* auth none */ | |
| 678 | |
| 679 if (s->smtp_from.len) { | |
| 680 s->out.len = sizeof(smtp_bad_sequence) - 1; | |
| 681 s->out.data = smtp_bad_sequence; | |
| 682 return NGX_OK; | |
| 683 } | |
| 684 | |
| 685 l.len = s->buffer->last - s->buffer->start; | |
| 686 l.data = s->buffer->start; | |
| 687 | |
| 688 for (i = 0; i < l.len; i++) { | |
| 689 ch = l.data[i]; | |
| 690 | |
| 691 if (ch != CR && ch != LF) { | |
| 692 continue; | |
| 693 } | |
| 694 | |
| 695 l.data[i] = ' '; | |
| 696 } | |
| 697 | |
| 698 while (i) { | |
| 699 if (l.data[i - 1] != ' ') { | |
| 700 break; | |
| 701 } | |
| 702 | |
| 703 i--; | |
| 704 } | |
| 705 | |
| 706 l.len = i; | |
| 707 | |
| 708 s->smtp_from.len = l.len; | |
| 709 | |
| 710 s->smtp_from.data = ngx_pnalloc(c->pool, l.len); | |
| 711 if (s->smtp_from.data == NULL) { | |
| 712 return NGX_ERROR; | |
| 713 } | |
| 714 | |
| 715 ngx_memcpy(s->smtp_from.data, l.data, l.len); | |
| 716 | |
| 717 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, | |
| 718 "smtp mail from:\"%V\"", &s->smtp_from); | |
| 719 | |
| 720 s->out.len = sizeof(smtp_ok) - 1; | |
| 721 s->out.data = smtp_ok; | |
| 722 | |
| 723 return NGX_OK; | |
| 724 } | |
| 577 | 725 |
| 2309 | 726 |
| 727 static ngx_int_t | |
| 728 ngx_mail_smtp_rcpt(ngx_mail_session_t *s, ngx_connection_t *c) | |
| 729 { | |
| 730 u_char ch; | |
| 731 ngx_str_t l; | |
| 732 ngx_uint_t i; | |
| 733 | |
| 734 if (s->smtp_from.len == 0) { | |
| 735 s->out.len = sizeof(smtp_bad_sequence) - 1; | |
| 736 s->out.data = smtp_bad_sequence; | |
| 737 return NGX_OK; | |
| 738 } | |
| 739 | |
| 740 l.len = s->buffer->last - s->buffer->start; | |
| 741 l.data = s->buffer->start; | |
| 742 | |
| 743 for (i = 0; i < l.len; i++) { | |
| 744 ch = l.data[i]; | |
| 745 | |
| 746 if (ch != CR && ch != LF) { | |
| 747 continue; | |
| 748 } | |
| 749 | |
| 750 l.data[i] = ' '; | |
| 751 } | |
| 752 | |
| 753 while (i) { | |
| 754 if (l.data[i - 1] != ' ') { | |
| 755 break; | |
| 756 } | |
| 757 | |
| 758 i--; | |
| 759 } | |
| 760 | |
| 761 l.len = i; | |
| 762 | |
| 763 s->smtp_to.len = l.len; | |
| 764 | |
| 765 s->smtp_to.data = ngx_pnalloc(c->pool, l.len); | |
| 766 if (s->smtp_to.data == NULL) { | |
| 767 return NGX_ERROR; | |
| 768 } | |
| 769 | |
| 770 ngx_memcpy(s->smtp_to.data, l.data, l.len); | |
| 771 | |
| 772 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, | |
| 773 "smtp rcpt to:\"%V\"", &s->smtp_to); | |
| 774 | |
| 775 s->auth_method = NGX_MAIL_AUTH_NONE; | |
| 776 | |
| 777 return NGX_DONE; | |
| 778 } | |
| 779 | |
| 780 | |
| 781 static ngx_int_t | |
| 782 ngx_mail_smtp_rset(ngx_mail_session_t *s, ngx_connection_t *c) | |
| 783 { | |
| 784 s->smtp_from.len = 0; | |
| 785 s->smtp_from.data = NULL; | |
| 786 s->smtp_to.len = 0; | |
| 787 s->smtp_to.data = NULL; | |
| 788 | |
| 789 s->out.len = sizeof(smtp_ok) - 1; | |
| 790 s->out.data = smtp_ok; | |
|
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791 |
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792 return NGX_OK; |
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793 } |
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794 |
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795 |
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796 static ngx_int_t |
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797 ngx_mail_smtp_starttls(ngx_mail_session_t *s, ngx_connection_t *c) |
|
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798 { |
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799 #if (NGX_MAIL_SSL) |
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800 ngx_mail_ssl_conf_t *sslcf; |
| 541 | 801 |
|
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802 if (c->ssl == NULL) { |
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803 sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); |
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|
804 if (sslcf->starttls) { |
| 541 | 805 |
|
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806 /* |
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807 * RFC3207 requires us to discard any knowledge |
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808 * obtained from client before STARTTLS. |
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|
809 */ |
| 541 | 810 |
|
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811 s->smtp_helo.len = 0; |
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812 s->smtp_helo.data = NULL; |
| 2309 | 813 s->smtp_from.len = 0; |
| 814 s->smtp_from.data = NULL; | |
| 815 s->smtp_to.len = 0; | |
| 816 s->smtp_to.data = NULL; | |
|
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817 |
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818 c->read->handler = ngx_mail_starttls_handler; |
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819 return NGX_OK; |
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820 } |
| 541 | 821 } |
| 822 | |
|
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823 #endif |
| 541 | 824 |
|
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825 return NGX_MAIL_PARSE_INVALID_COMMAND; |
| 541 | 826 } |
|
1481
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827 |
|
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828 |
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829 static ngx_int_t |
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830 ngx_mail_smtp_discard_command(ngx_mail_session_t *s, ngx_connection_t *c, |
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831 char *err) |
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832 { |
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833 ssize_t n; |
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834 |
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835 n = c->recv(c, s->buffer->last, s->buffer->end - s->buffer->last); |
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836 |
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837 if (n == NGX_ERROR || n == 0) { |
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838 ngx_mail_close_connection(c); |
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839 return NGX_ERROR; |
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840 } |
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841 |
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842 if (n > 0) { |
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843 s->buffer->last += n; |
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844 } |
|
1486
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|
845 |
|
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846 if (n == NGX_AGAIN) { |
|
2388
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diff
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847 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
|
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848 ngx_mail_session_internal_server_error(s); |
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849 return NGX_ERROR; |
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850 } |
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851 |
|
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852 return NGX_AGAIN; |
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853 } |
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854 |
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855 ngx_mail_smtp_log_rejected_command(s, c, err); |
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856 |
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857 s->buffer->pos = s->buffer->start; |
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858 s->buffer->last = s->buffer->start; |
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|
859 |
|
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|
860 return NGX_OK; |
|
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861 } |
|
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|
862 |
|
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|
863 |
|
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864 static void |
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865 ngx_mail_smtp_log_rejected_command(ngx_mail_session_t *s, ngx_connection_t *c, |
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866 char *err) |
|
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|
867 { |
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868 u_char ch; |
|
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869 ngx_str_t cmd; |
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870 ngx_uint_t i; |
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|
871 |
|
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872 if (c->log->log_level < NGX_LOG_INFO) { |
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873 return; |
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|
874 } |
|
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|
875 |
|
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|
876 cmd.len = s->buffer->last - s->buffer->start; |
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|
877 cmd.data = s->buffer->start; |
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|
878 |
|
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|
879 for (i = 0; i < cmd.len; i++) { |
|
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880 ch = cmd.data[i]; |
|
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|
881 |
|
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882 if (ch != CR && ch != LF) { |
|
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883 continue; |
|
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|
884 } |
|
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
885 |
|
1493
3c4111e07b58
use "_" instead of " " as new line substitute, do not delete trailing new line
Igor Sysoev <igor@sysoev.ru>
parents:
1487
diff
changeset
|
886 cmd.data[i] = '_'; |
|
1481
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
887 } |
|
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
888 |
|
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
889 cmd.len = i; |
|
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 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
|
892 } |