Mercurial > hg > nginx-quic
annotate src/mail/ngx_mail_smtp_handler.c @ 5473:d39ef821d03e
Core: externalized ngx_cmp_sockaddr().
It's also extended with the "cmp_port" argument to indicate
whether ports should be compared as well, or only addresses.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Fri, 06 Dec 2013 14:30:27 +0400 |
parents | 04e43d03e153 |
children | 07dd5bd222ac |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_event.h> |
1136 | 11 #include <ngx_mail.h> |
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12 #include <ngx_mail_smtp_module.h> |
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13 |
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14 |
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15 static void ngx_mail_smtp_resolve_addr_handler(ngx_resolver_ctx_t *ctx); |
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16 static void ngx_mail_smtp_resolve_name(ngx_event_t *rev); |
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17 static void ngx_mail_smtp_resolve_name_handler(ngx_resolver_ctx_t *ctx); |
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18 static void ngx_mail_smtp_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[] = |
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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 struct sockaddr_in *sin; |
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59 ngx_resolver_ctx_t *ctx; |
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60 ngx_mail_core_srv_conf_t *cscf; |
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61 |
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62 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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63 |
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64 if (cscf->resolver == NULL) { |
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65 s->host = smtp_unavailable; |
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66 ngx_mail_smtp_greeting(s, c); |
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67 return; |
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68 } |
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69 |
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70 if (c->sockaddr->sa_family != AF_INET) { |
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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 |
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76 c->log->action = "in resolving client address"; |
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77 |
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78 ctx = ngx_resolve_start(cscf->resolver, NULL); |
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79 if (ctx == NULL) { |
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80 ngx_mail_close_connection(c); |
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81 return; |
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82 } |
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83 |
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84 /* AF_INET only */ |
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85 |
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86 sin = (struct sockaddr_in *) c->sockaddr; |
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87 |
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88 ctx->addr = sin->sin_addr.s_addr; |
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89 ctx->handler = ngx_mail_smtp_resolve_addr_handler; |
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90 ctx->data = s; |
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91 ctx->timeout = cscf->resolver_timeout; |
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92 |
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93 if (ngx_resolve_addr(ctx) != NGX_OK) { |
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94 ngx_mail_close_connection(c); |
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95 } |
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96 } |
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97 |
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98 |
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99 static void |
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100 ngx_mail_smtp_resolve_addr_handler(ngx_resolver_ctx_t *ctx) |
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101 { |
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102 ngx_connection_t *c; |
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103 ngx_mail_session_t *s; |
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104 |
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105 s = ctx->data; |
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106 c = s->connection; |
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107 |
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108 if (ctx->state) { |
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109 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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110 "%V could not be resolved (%i: %s)", |
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111 &c->addr_text, ctx->state, |
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112 ngx_resolver_strerror(ctx->state)); |
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113 |
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114 if (ctx->state == NGX_RESOLVE_NXDOMAIN) { |
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115 s->host = smtp_unavailable; |
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116 |
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117 } else { |
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118 s->host = smtp_tempunavail; |
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119 } |
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120 |
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121 ngx_resolve_addr_done(ctx); |
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122 |
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123 ngx_mail_smtp_greeting(s, s->connection); |
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124 |
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125 return; |
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126 } |
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127 |
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128 c->log->action = "in resolving client hostname"; |
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129 |
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130 s->host.data = ngx_pstrdup(c->pool, &ctx->name); |
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131 if (s->host.data == NULL) { |
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132 ngx_resolve_addr_done(ctx); |
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133 ngx_mail_close_connection(c); |
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134 return; |
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135 } |
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136 |
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137 s->host.len = ctx->name.len; |
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138 |
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139 ngx_resolve_addr_done(ctx); |
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140 |
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141 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, |
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142 "address resolved: %V", &s->host); |
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143 |
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144 c->read->handler = ngx_mail_smtp_resolve_name; |
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145 |
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146 ngx_post_event(c->read, &ngx_posted_events); |
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147 } |
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148 |
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149 |
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150 static void |
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151 ngx_mail_smtp_resolve_name(ngx_event_t *rev) |
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152 { |
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153 ngx_connection_t *c; |
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154 ngx_mail_session_t *s; |
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155 ngx_resolver_ctx_t *ctx; |
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156 ngx_mail_core_srv_conf_t *cscf; |
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157 |
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158 c = rev->data; |
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159 s = c->data; |
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160 |
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161 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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162 |
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163 ctx = ngx_resolve_start(cscf->resolver, NULL); |
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164 if (ctx == NULL) { |
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165 ngx_mail_close_connection(c); |
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166 return; |
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167 } |
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168 |
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169 ctx->name = s->host; |
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170 ctx->type = NGX_RESOLVE_A; |
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171 ctx->handler = ngx_mail_smtp_resolve_name_handler; |
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172 ctx->data = s; |
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173 ctx->timeout = cscf->resolver_timeout; |
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174 |
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175 if (ngx_resolve_name(ctx) != NGX_OK) { |
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176 ngx_mail_close_connection(c); |
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177 } |
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178 } |
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179 |
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180 |
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181 static void |
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182 ngx_mail_smtp_resolve_name_handler(ngx_resolver_ctx_t *ctx) |
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183 { |
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184 in_addr_t addr; |
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185 ngx_uint_t i; |
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186 ngx_connection_t *c; |
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187 struct sockaddr_in *sin; |
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188 ngx_mail_session_t *s; |
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189 |
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190 s = ctx->data; |
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191 c = s->connection; |
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192 |
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193 if (ctx->state) { |
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194 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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195 "\"%V\" could not be resolved (%i: %s)", |
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196 &ctx->name, ctx->state, |
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197 ngx_resolver_strerror(ctx->state)); |
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198 |
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199 if (ctx->state == NGX_RESOLVE_NXDOMAIN) { |
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200 s->host = smtp_unavailable; |
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201 |
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202 } else { |
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203 s->host = smtp_tempunavail; |
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204 } |
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205 |
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206 } else { |
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207 |
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208 /* AF_INET only */ |
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209 |
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210 sin = (struct sockaddr_in *) c->sockaddr; |
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211 |
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212 for (i = 0; i < ctx->naddrs; i++) { |
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213 |
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214 addr = ctx->addrs[i]; |
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215 |
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216 ngx_log_debug4(NGX_LOG_DEBUG_MAIL, c->log, 0, |
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217 "name was resolved to %ud.%ud.%ud.%ud", |
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218 (ntohl(addr) >> 24) & 0xff, |
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219 (ntohl(addr) >> 16) & 0xff, |
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220 (ntohl(addr) >> 8) & 0xff, |
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221 ntohl(addr) & 0xff); |
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222 |
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223 if (addr == sin->sin_addr.s_addr) { |
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224 goto found; |
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225 } |
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226 } |
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227 |
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228 s->host = smtp_unavailable; |
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229 } |
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230 |
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231 found: |
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232 |
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233 ngx_resolve_name_done(ctx); |
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234 |
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235 ngx_mail_smtp_greeting(s, c); |
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236 } |
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237 |
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238 |
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239 static void |
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240 ngx_mail_smtp_greeting(ngx_mail_session_t *s, ngx_connection_t *c) |
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241 { |
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242 ngx_msec_t timeout; |
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243 ngx_mail_core_srv_conf_t *cscf; |
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244 ngx_mail_smtp_srv_conf_t *sscf; |
641 | 245 |
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246 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, |
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247 "smtp greeting for \"%V\"", &s->host); |
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248 |
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249 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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250 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
541 | 251 |
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252 timeout = sscf->greeting_delay ? sscf->greeting_delay : cscf->timeout; |
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253 ngx_add_timer(c->read, timeout); |
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254 |
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255 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
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256 ngx_mail_close_connection(c); |
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257 } |
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258 |
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259 if (sscf->greeting_delay) { |
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260 c->read->handler = ngx_mail_smtp_invalid_pipelining; |
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261 return; |
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262 } |
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263 |
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264 c->read->handler = ngx_mail_smtp_init_protocol; |
583 | 265 |
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266 s->out = sscf->greeting; |
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267 |
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268 ngx_mail_send(c->write); |
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269 } |
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270 |
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271 |
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272 static void |
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273 ngx_mail_smtp_invalid_pipelining(ngx_event_t *rev) |
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274 { |
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275 ngx_connection_t *c; |
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276 ngx_mail_session_t *s; |
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277 ngx_mail_core_srv_conf_t *cscf; |
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278 ngx_mail_smtp_srv_conf_t *sscf; |
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279 |
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280 c = rev->data; |
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281 s = c->data; |
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282 |
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283 c->log->action = "in delay pipelining state"; |
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284 |
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285 if (rev->timedout) { |
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286 |
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287 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "delay greeting"); |
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288 |
1484 | 289 rev->timedout = 0; |
290 | |
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291 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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292 |
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293 c->read->handler = ngx_mail_smtp_init_protocol; |
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294 |
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295 ngx_add_timer(c->read, cscf->timeout); |
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296 |
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297 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
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298 ngx_mail_close_connection(c); |
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299 return; |
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300 } |
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301 |
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302 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
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303 |
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304 s->out = sscf->greeting; |
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305 |
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306 } else { |
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307 |
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308 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "invalid pipelining"); |
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309 |
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310 if (s->buffer == NULL) { |
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311 if (ngx_mail_smtp_create_buffer(s, c) != NGX_OK) { |
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312 return; |
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313 } |
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314 } |
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315 |
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316 if (ngx_mail_smtp_discard_command(s, c, |
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317 "client was rejected before greeting: \"%V\"") |
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318 != NGX_OK) |
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319 { |
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320 return; |
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321 } |
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322 |
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323 ngx_str_set(&s->out, smtp_invalid_pipelining); |
5396
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324 s->quit = 1; |
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325 } |
539 | 326 |
1136 | 327 ngx_mail_send(c->write); |
539 | 328 } |
329 | |
330 | |
331 void | |
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332 ngx_mail_smtp_init_protocol(ngx_event_t *rev) |
539 | 333 { |
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334 ngx_connection_t *c; |
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335 ngx_mail_session_t *s; |
417
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336 |
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337 c = rev->data; |
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338 |
541 | 339 c->log->action = "in auth state"; |
340 | |
423
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341 if (rev->timedout) { |
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342 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); |
577 | 343 c->timedout = 1; |
1136 | 344 ngx_mail_close_connection(c); |
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345 return; |
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346 } |
420
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nginx-0.0.10-2004-09-09-22:55:39 import
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347 |
539 | 348 s = c->data; |
521 | 349 |
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350 if (s->buffer == NULL) { |
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351 if (ngx_mail_smtp_create_buffer(s, c) != NGX_OK) { |
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352 return; |
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353 } |
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354 } |
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355 |
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356 s->mail_state = ngx_smtp_start; |
1477 | 357 c->read->handler = ngx_mail_smtp_auth_state; |
1136 | 358 |
1477 | 359 ngx_mail_smtp_auth_state(rev); |
521 | 360 } |
361 | |
362 | |
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363 static ngx_int_t |
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364 ngx_mail_smtp_create_buffer(ngx_mail_session_t *s, ngx_connection_t *c) |
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365 { |
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366 ngx_mail_smtp_srv_conf_t *sscf; |
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367 |
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368 if (ngx_array_init(&s->args, c->pool, 2, sizeof(ngx_str_t)) == NGX_ERROR) { |
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369 ngx_mail_session_internal_server_error(s); |
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370 return NGX_ERROR; |
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371 } |
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372 |
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373 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
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374 |
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375 s->buffer = ngx_create_temp_buf(c->pool, sscf->client_buffer_size); |
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376 if (s->buffer == NULL) { |
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377 ngx_mail_session_internal_server_error(s); |
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378 return NGX_ERROR; |
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parents:
1482
diff
changeset
|
379 } |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
380 |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
381 return NGX_OK; |
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 |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
384 |
527 | 385 void |
1477 | 386 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
|
387 { |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
388 ngx_int_t rc; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
389 ngx_connection_t *c; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
390 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
|
391 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
392 c = rev->data; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
393 s = c->data; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
394 |
1136 | 395 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
|
396 |
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
397 if (rev->timedout) { |
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
398 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); |
577 | 399 c->timedout = 1; |
1136 | 400 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
|
401 return; |
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
402 } |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
403 |
539 | 404 if (s->out.len) { |
1136 | 405 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "smtp send handler busy"); |
539 | 406 s->blocked = 1; |
407 return; | |
408 } | |
409 | |
410 s->blocked = 0; | |
411 | |
1482 | 412 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
|
413 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
414 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
|
415 return; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
416 } |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
417 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
418 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
|
419 |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
420 if (rc == NGX_OK) { |
1136 | 421 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
|
422 |
1136 | 423 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
|
424 |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
425 switch (s->command) { |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
426 |
1136 | 427 case NGX_SMTP_HELO: |
428 case NGX_SMTP_EHLO: | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
429 rc = ngx_mail_smtp_helo(s, c); |
809 | 430 break; |
431 | |
1136 | 432 case NGX_SMTP_AUTH: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
433 rc = ngx_mail_smtp_auth(s, c); |
800 | 434 break; |
435 | |
1136 | 436 case NGX_SMTP_QUIT: |
539 | 437 s->quit = 1; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
438 ngx_str_set(&s->out, smtp_bye); |
527 | 439 break; |
440 | |
1136 | 441 case NGX_SMTP_MAIL: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
442 rc = ngx_mail_smtp_mail(s, c); |
583 | 443 break; |
444 | |
2309 | 445 case NGX_SMTP_RCPT: |
446 rc = ngx_mail_smtp_rcpt(s, c); | |
447 break; | |
448 | |
449 case NGX_SMTP_RSET: | |
450 rc = ngx_mail_smtp_rset(s, c); | |
451 break; | |
452 | |
1136 | 453 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
|
454 break; |
1322 | 455 |
456 case NGX_SMTP_STARTTLS: | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
457 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
|
458 ngx_str_set(&s->out, smtp_starttls); |
1322 | 459 break; |
460 | |
461 default: | |
462 rc = NGX_MAIL_PARSE_INVALID_COMMAND; | |
463 break; | |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
464 } |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
465 |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
466 break; |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
467 |
1136 | 468 case ngx_smtp_auth_login_username: |
2495
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
469 rc = ngx_mail_auth_login_username(s, c, 0); |
809 | 470 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
471 ngx_str_set(&s->out, smtp_password); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
472 s->mail_state = ngx_smtp_auth_login_password; |
809 | 473 break; |
474 | |
1136 | 475 case ngx_smtp_auth_login_password: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
476 rc = ngx_mail_auth_login_password(s, c); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
477 break; |
809 | 478 |
1136 | 479 case ngx_smtp_auth_plain: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
480 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
|
481 break; |
809 | 482 |
1136 | 483 case ngx_smtp_auth_cram_md5: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
484 rc = ngx_mail_auth_cram_md5(s, c); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
485 break; |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
486 } |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
487 } |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
488 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
489 if (s->buffer->pos < s->buffer->last) { |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
490 s->blocked = 1; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
491 } |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
492 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
493 switch (rc) { |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
494 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
495 case NGX_DONE: |
1482 | 496 ngx_mail_auth(s, c); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
497 return; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
498 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
499 case NGX_ERROR: |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
500 ngx_mail_session_internal_server_error(s); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
501 return; |
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 case NGX_MAIL_PARSE_INVALID_COMMAND: |
1136 | 504 s->mail_state = ngx_smtp_start; |
1486
0e7074ef7303
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1485
diff
changeset
|
505 s->state = 0; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
506 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
|
507 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
508 /* fall through */ |
539 | 509 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
510 case NGX_OK: |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
511 s->args.nelts = 0; |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
512 |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
513 if (s->buffer->pos == s->buffer->last) { |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
514 s->buffer->pos = s->buffer->start; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
515 s->buffer->last = s->buffer->start; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
516 } |
810 | 517 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
518 if (s->state) { |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
519 s->arg_start = s->buffer->pos; |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
520 } |
539 | 521 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
522 ngx_mail_send(c->write); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
523 } |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
524 } |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
525 |
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
526 |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
527 static ngx_int_t |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
528 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
|
529 { |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
530 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
|
531 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
|
532 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
533 if (s->args.nelts != 1) { |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
534 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
|
535 s->state = 0; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
536 return NGX_OK; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
537 } |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
538 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
539 arg = s->args.elts; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
540 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
541 s->smtp_helo.len = arg[0].len; |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
542 |
2049 | 543 s->smtp_helo.data = ngx_pnalloc(c->pool, arg[0].len); |
1476
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parents:
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diff
changeset
|
544 if (s->smtp_helo.data == NULL) { |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
545 return NGX_ERROR; |
4f7dca9c37f0
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parents:
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diff
changeset
|
546 } |
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
547 |
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parents:
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diff
changeset
|
548 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
|
549 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3299
diff
changeset
|
550 ngx_str_null(&s->smtp_from); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3299
diff
changeset
|
551 ngx_str_null(&s->smtp_to); |
2309 | 552 |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
553 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:
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diff
changeset
|
554 |
1476
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parents:
1472
diff
changeset
|
555 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:
1486
diff
changeset
|
556 s->out = sscf->server_name; |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
557 |
1476
67578e966dcc
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parents:
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diff
changeset
|
558 } else { |
67578e966dcc
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parents:
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diff
changeset
|
559 s->esmtp = 1; |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
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parents:
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diff
changeset
|
560 |
1476
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changeset
|
561 #if (NGX_MAIL_SSL) |
894
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workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
562 |
1476
67578e966dcc
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parents:
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diff
changeset
|
563 if (c->ssl == NULL) { |
1704
e584e946e198
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parents:
1493
diff
changeset
|
564 ngx_mail_ssl_conf_t *sslcf; |
e584e946e198
move condition declarations inside blocks where they are used
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parents:
1493
diff
changeset
|
565 |
1476
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parents:
1472
diff
changeset
|
566 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
|
567 |
1476
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parents:
1472
diff
changeset
|
568 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
|
569 s->out = sscf->starttls_capability; |
1476
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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 } |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
572 |
1476
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parents:
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diff
changeset
|
573 if (sslcf->starttls == NGX_MAIL_STARTTLS_ONLY) { |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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parents:
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diff
changeset
|
574 s->out = sscf->starttls_only_capability; |
1476
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parents:
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|
575 return NGX_OK; |
67578e966dcc
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changeset
|
576 } |
67578e966dcc
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parents:
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changeset
|
577 } |
894
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parents:
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diff
changeset
|
578 #endif |
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parents:
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diff
changeset
|
579 |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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parents:
1486
diff
changeset
|
580 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
|
581 } |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
582 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
583 return NGX_OK; |
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 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
586 |
1476
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parents:
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diff
changeset
|
587 static ngx_int_t |
67578e966dcc
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parents:
1472
diff
changeset
|
588 ngx_mail_smtp_auth(ngx_mail_session_t *s, ngx_connection_t *c) |
525 | 589 { |
1479 | 590 ngx_int_t rc; |
1476
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parents:
1472
diff
changeset
|
591 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
|
592 ngx_mail_smtp_srv_conf_t *sscf; |
525 | 593 |
1479 | 594 #if (NGX_MAIL_SSL) |
595 if (ngx_mail_starttls_only(s, c)) { | |
596 return NGX_MAIL_PARSE_INVALID_COMMAND; | |
539 | 597 } |
598 #endif | |
599 | |
1476
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parents:
1472
diff
changeset
|
600 if (s->args.nelts == 0) { |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
601 ngx_str_set(&s->out, smtp_invalid_argument); |
1476
67578e966dcc
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diff
changeset
|
602 s->state = 0; |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
603 return NGX_OK; |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
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diff
changeset
|
604 } |
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
605 |
1479 | 606 rc = ngx_mail_auth_parse(s, c); |
1476
67578e966dcc
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Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
607 |
1479 | 608 switch (rc) { |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
609 |
1479 | 610 case NGX_MAIL_AUTH_LOGIN: |
1472
32450a2bbdf4
decrement active connection counter in mail proxy
Igor Sysoev <igor@sysoev.ru>
parents:
1323
diff
changeset
|
611 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
612 ngx_str_set(&s->out, smtp_username); |
1479 | 613 s->mail_state = ngx_smtp_auth_login_username; |
1476
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split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
614 |
1479 | 615 return NGX_OK; |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
616 |
2495
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
617 case NGX_MAIL_AUTH_LOGIN_USERNAME: |
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
618 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
619 ngx_str_set(&s->out, smtp_password); |
2495
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
620 s->mail_state = ngx_smtp_auth_login_password; |
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
621 |
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
622 return ngx_mail_auth_login_username(s, c, 1); |
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
623 |
1479 | 624 case NGX_MAIL_AUTH_PLAIN: |
1476
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split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
625 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
626 ngx_str_set(&s->out, smtp_next); |
1479 | 627 s->mail_state = ngx_smtp_auth_plain; |
543 | 628 |
1479 | 629 return NGX_OK; |
630 | |
631 case NGX_MAIL_AUTH_CRAM_MD5: | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
632 |
1487
f69493e8faab
ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
Igor Sysoev <igor@sysoev.ru>
parents:
1486
diff
changeset
|
633 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
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 if (!(sscf->auth_methods & NGX_MAIL_AUTH_CRAM_MD5_ENABLED)) { |
1476
67578e966dcc
split pop3, imap, and smtp handlers
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parents:
1472
diff
changeset
|
636 return NGX_MAIL_PARSE_INVALID_COMMAND; |
67578e966dcc
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parents:
1472
diff
changeset
|
637 } |
479 | 638 |
1485
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
639 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
|
640 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
|
641 |
1485
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
642 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
|
643 return NGX_ERROR; |
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 } |
b3488fc2675a
create salt just before it will be used
Igor Sysoev <igor@sysoev.ru>
parents:
1484
diff
changeset
|
646 |
1479 | 647 if (ngx_mail_auth_cram_md5_salt(s, c, "334 ", 4) == NGX_OK) { |
648 s->mail_state = ngx_smtp_auth_cram_md5; | |
649 return NGX_OK; | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
650 } |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
651 |
1479 | 652 return NGX_ERROR; |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
653 } |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
654 |
1479 | 655 return rc; |
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
656 } |
539 | 657 |
658 | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
659 static ngx_int_t |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
660 ngx_mail_smtp_mail(ngx_mail_session_t *s, ngx_connection_t *c) |
541 | 661 { |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
662 ngx_str_t *arg, cmd; |
2309 | 663 ngx_mail_smtp_srv_conf_t *sscf; |
664 | |
665 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); | |
666 | |
667 if (!(sscf->auth_methods & NGX_MAIL_AUTH_NONE_ENABLED)) { | |
668 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
|
669 ngx_str_set(&s->out, smtp_auth_required); |
2309 | 670 return NGX_OK; |
671 } | |
672 | |
673 /* auth none */ | |
674 | |
675 if (s->smtp_from.len) { | |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
676 ngx_str_set(&s->out, smtp_bad_sequence); |
2309 | 677 return NGX_OK; |
678 } | |
679 | |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
680 arg = s->args.elts; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
681 arg += s->args.nelts - 1; |
2309 | 682 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
683 cmd.len = arg->data + arg->len - s->cmd.data; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
684 cmd.data = s->cmd.data; |
2309 | 685 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
686 s->smtp_from.len = cmd.len; |
2309 | 687 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
688 s->smtp_from.data = ngx_pnalloc(c->pool, cmd.len); |
2309 | 689 if (s->smtp_from.data == NULL) { |
690 return NGX_ERROR; | |
691 } | |
692 | |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
693 ngx_memcpy(s->smtp_from.data, cmd.data, cmd.len); |
2309 | 694 |
695 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, | |
696 "smtp mail from:\"%V\"", &s->smtp_from); | |
697 | |
3516
dd1570b6f237
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diff
changeset
|
698 ngx_str_set(&s->out, smtp_ok); |
2309 | 699 |
700 return NGX_OK; | |
701 } | |
577 | 702 |
2309 | 703 |
704 static ngx_int_t | |
705 ngx_mail_smtp_rcpt(ngx_mail_session_t *s, ngx_connection_t *c) | |
706 { | |
5398
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Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
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|
707 ngx_str_t *arg, cmd; |
2309 | 708 |
709 if (s->smtp_from.len == 0) { | |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
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diff
changeset
|
710 ngx_str_set(&s->out, smtp_bad_sequence); |
2309 | 711 return NGX_OK; |
712 } | |
713 | |
5398
04e43d03e153
Mail: smtp pipelining support.
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parents:
5396
diff
changeset
|
714 arg = s->args.elts; |
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
715 arg += s->args.nelts - 1; |
2309 | 716 |
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5396
diff
changeset
|
717 cmd.len = arg->data + arg->len - s->cmd.data; |
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Mail: smtp pipelining support.
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parents:
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diff
changeset
|
718 cmd.data = s->cmd.data; |
2309 | 719 |
5398
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Mail: smtp pipelining support.
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diff
changeset
|
720 s->smtp_to.len = cmd.len; |
2309 | 721 |
5398
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5396
diff
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|
722 s->smtp_to.data = ngx_pnalloc(c->pool, cmd.len); |
2309 | 723 if (s->smtp_to.data == NULL) { |
724 return NGX_ERROR; | |
725 } | |
726 | |
5398
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Mail: smtp pipelining support.
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diff
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|
727 ngx_memcpy(s->smtp_to.data, cmd.data, cmd.len); |
2309 | 728 |
729 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, | |
730 "smtp rcpt to:\"%V\"", &s->smtp_to); | |
731 | |
732 s->auth_method = NGX_MAIL_AUTH_NONE; | |
733 | |
734 return NGX_DONE; | |
735 } | |
736 | |
737 | |
738 static ngx_int_t | |
739 ngx_mail_smtp_rset(ngx_mail_session_t *s, ngx_connection_t *c) | |
740 { | |
3516
dd1570b6f237
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diff
changeset
|
741 ngx_str_null(&s->smtp_from); |
dd1570b6f237
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diff
changeset
|
742 ngx_str_null(&s->smtp_to); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
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diff
changeset
|
743 ngx_str_set(&s->out, smtp_ok); |
1476
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diff
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|
744 |
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|
745 return NGX_OK; |
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diff
changeset
|
746 } |
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diff
changeset
|
747 |
67578e966dcc
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changeset
|
748 |
67578e966dcc
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changeset
|
749 static ngx_int_t |
67578e966dcc
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diff
changeset
|
750 ngx_mail_smtp_starttls(ngx_mail_session_t *s, ngx_connection_t *c) |
67578e966dcc
split pop3, imap, and smtp handlers
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diff
changeset
|
751 { |
67578e966dcc
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parents:
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diff
changeset
|
752 #if (NGX_MAIL_SSL) |
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diff
changeset
|
753 ngx_mail_ssl_conf_t *sslcf; |
541 | 754 |
1476
67578e966dcc
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parents:
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diff
changeset
|
755 if (c->ssl == NULL) { |
67578e966dcc
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parents:
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diff
changeset
|
756 sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); |
67578e966dcc
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parents:
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diff
changeset
|
757 if (sslcf->starttls) { |
541 | 758 |
1476
67578e966dcc
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diff
changeset
|
759 /* |
67578e966dcc
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parents:
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diff
changeset
|
760 * RFC3207 requires us to discard any knowledge |
67578e966dcc
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parents:
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diff
changeset
|
761 * obtained from client before STARTTLS. |
67578e966dcc
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parents:
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diff
changeset
|
762 */ |
541 | 763 |
3516
dd1570b6f237
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parents:
3299
diff
changeset
|
764 ngx_str_null(&s->smtp_helo); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3299
diff
changeset
|
765 ngx_str_null(&s->smtp_from); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
766 ngx_str_null(&s->smtp_to); |
1476
67578e966dcc
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parents:
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diff
changeset
|
767 |
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1472
diff
changeset
|
768 c->read->handler = ngx_mail_starttls_handler; |
67578e966dcc
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diff
changeset
|
769 return NGX_OK; |
67578e966dcc
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parents:
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diff
changeset
|
770 } |
541 | 771 } |
772 | |
1476
67578e966dcc
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parents:
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diff
changeset
|
773 #endif |
541 | 774 |
1476
67578e966dcc
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parents:
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diff
changeset
|
775 return NGX_MAIL_PARSE_INVALID_COMMAND; |
541 | 776 } |
1481
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
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diff
changeset
|
777 |
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diff
changeset
|
778 |
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smtp_client_buffer and smtp_greeting_delay
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parents:
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diff
changeset
|
779 static ngx_int_t |
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parents:
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diff
changeset
|
780 ngx_mail_smtp_discard_command(ngx_mail_session_t *s, ngx_connection_t *c, |
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smtp_client_buffer and smtp_greeting_delay
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diff
changeset
|
781 char *err) |
b58ce1cf66da
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diff
changeset
|
782 { |
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diff
changeset
|
783 ssize_t n; |
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diff
changeset
|
784 |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
785 n = c->recv(c, s->buffer->last, s->buffer->end - s->buffer->last); |
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smtp_client_buffer and smtp_greeting_delay
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diff
changeset
|
786 |
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parents:
1480
diff
changeset
|
787 if (n == NGX_ERROR || n == 0) { |
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smtp_client_buffer and smtp_greeting_delay
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parents:
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diff
changeset
|
788 ngx_mail_close_connection(c); |
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parents:
1480
diff
changeset
|
789 return NGX_ERROR; |
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diff
changeset
|
790 } |
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diff
changeset
|
791 |
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smtp_client_buffer and smtp_greeting_delay
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1480
diff
changeset
|
792 if (n > 0) { |
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parents:
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diff
changeset
|
793 s->buffer->last += n; |
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parents:
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diff
changeset
|
794 } |
1486
0e7074ef7303
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1485
diff
changeset
|
795 |
1481
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
Igor Sysoev <igor@sysoev.ru>
parents:
1480
diff
changeset
|
796 if (n == NGX_AGAIN) { |
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
797 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
1481
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smtp_client_buffer and smtp_greeting_delay
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1480
diff
changeset
|
798 ngx_mail_session_internal_server_error(s); |
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1480
diff
changeset
|
799 return NGX_ERROR; |
b58ce1cf66da
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diff
changeset
|
800 } |
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smtp_client_buffer and smtp_greeting_delay
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parents:
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diff
changeset
|
801 |
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parents:
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diff
changeset
|
802 return NGX_AGAIN; |
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diff
changeset
|
803 } |
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diff
changeset
|
804 |
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1480
diff
changeset
|
805 ngx_mail_smtp_log_rejected_command(s, c, err); |
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parents:
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diff
changeset
|
806 |
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1480
diff
changeset
|
807 s->buffer->pos = s->buffer->start; |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
808 s->buffer->last = s->buffer->start; |
b58ce1cf66da
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
809 |
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diff
changeset
|
810 return NGX_OK; |
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diff
changeset
|
811 } |
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diff
changeset
|
812 |
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1480
diff
changeset
|
813 |
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diff
changeset
|
814 static void |
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diff
changeset
|
815 ngx_mail_smtp_log_rejected_command(ngx_mail_session_t *s, ngx_connection_t *c, |
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changeset
|
816 char *err) |
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changeset
|
817 { |
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changeset
|
818 u_char ch; |
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1480
diff
changeset
|
819 ngx_str_t cmd; |
b58ce1cf66da
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diff
changeset
|
820 ngx_uint_t i; |
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changeset
|
821 |
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parents:
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diff
changeset
|
822 if (c->log->log_level < NGX_LOG_INFO) { |
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changeset
|
823 return; |
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diff
changeset
|
824 } |
b58ce1cf66da
smtp_client_buffer and smtp_greeting_delay
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diff
changeset
|
825 |
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smtp_client_buffer and smtp_greeting_delay
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parents:
1480
diff
changeset
|
826 cmd.len = s->buffer->last - s->buffer->start; |
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diff
changeset
|
827 cmd.data = s->buffer->start; |
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changeset
|
828 |
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diff
changeset
|
829 for (i = 0; i < cmd.len; i++) { |
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parents:
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diff
changeset
|
830 ch = cmd.data[i]; |
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diff
changeset
|
831 |
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diff
changeset
|
832 if (ch != CR && ch != LF) { |
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changeset
|
833 continue; |
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smtp_client_buffer and smtp_greeting_delay
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diff
changeset
|
834 } |
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smtp_client_buffer and smtp_greeting_delay
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parents:
1480
diff
changeset
|
835 |
1493
3c4111e07b58
use "_" instead of " " as new line substitute, do not delete trailing new line
Igor Sysoev <igor@sysoev.ru>
parents:
1487
diff
changeset
|
836 cmd.data[i] = '_'; |
1481
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smtp_client_buffer and smtp_greeting_delay
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1480
diff
changeset
|
837 } |
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1480
diff
changeset
|
838 |
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smtp_client_buffer and smtp_greeting_delay
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parents:
1480
diff
changeset
|
839 cmd.len = i; |
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smtp_client_buffer and smtp_greeting_delay
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parents:
1480
diff
changeset
|
840 |
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parents:
1480
diff
changeset
|
841 ngx_log_error(NGX_LOG_INFO, c->log, 0, err, &cmd); |
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Igor Sysoev <igor@sysoev.ru>
parents:
1480
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