Mercurial > hg > nginx-quic
annotate src/mail/ngx_mail_smtp_handler.c @ 5260:e088695737c3
Core: consolidated log-related code.
The stderr redirection code is moved to ngx_log_redirect_stderr().
The opening of the default log code is moved to ngx_log_open_default().
author | Vladimir Homutov <vl@nginx.com> |
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date | Fri, 28 Jun 2013 17:24:54 +0400 |
parents | d620f497c50f |
children | 42f874c0b970 |
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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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); |
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324 } |
539 | 325 |
1136 | 326 ngx_mail_send(c->write); |
539 | 327 } |
328 | |
329 | |
330 void | |
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331 ngx_mail_smtp_init_protocol(ngx_event_t *rev) |
539 | 332 { |
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333 ngx_connection_t *c; |
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334 ngx_mail_session_t *s; |
417
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335 |
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336 c = rev->data; |
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337 |
541 | 338 c->log->action = "in auth state"; |
339 | |
423
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340 if (rev->timedout) { |
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341 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); |
577 | 342 c->timedout = 1; |
1136 | 343 ngx_mail_close_connection(c); |
423
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344 return; |
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345 } |
420
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346 |
539 | 347 s = c->data; |
521 | 348 |
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349 if (s->buffer == NULL) { |
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350 if (ngx_mail_smtp_create_buffer(s, c) != NGX_OK) { |
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351 return; |
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352 } |
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353 } |
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354 |
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355 s->mail_state = ngx_smtp_start; |
1477 | 356 c->read->handler = ngx_mail_smtp_auth_state; |
1136 | 357 |
1477 | 358 ngx_mail_smtp_auth_state(rev); |
521 | 359 } |
360 | |
361 | |
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362 static ngx_int_t |
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363 ngx_mail_smtp_create_buffer(ngx_mail_session_t *s, ngx_connection_t *c) |
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364 { |
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365 ngx_mail_smtp_srv_conf_t *sscf; |
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366 |
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367 if (ngx_array_init(&s->args, c->pool, 2, sizeof(ngx_str_t)) == NGX_ERROR) { |
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368 ngx_mail_session_internal_server_error(s); |
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369 return NGX_ERROR; |
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370 } |
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371 |
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372 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
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373 |
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374 s->buffer = ngx_create_temp_buf(c->pool, sscf->client_buffer_size); |
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375 if (s->buffer == NULL) { |
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376 ngx_mail_session_internal_server_error(s); |
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377 return NGX_ERROR; |
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378 } |
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|
379 |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
380 return NGX_OK; |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
381 } |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
382 |
46f364406994
ngx_mail_smtp_create_buffer()
Igor Sysoev <igor@sysoev.ru>
parents:
1482
diff
changeset
|
383 |
527 | 384 void |
1477 | 385 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
|
386 { |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
387 ngx_int_t rc; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
388 ngx_connection_t *c; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
389 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
|
390 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
391 c = rev->data; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
392 s = c->data; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
393 |
1136 | 394 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
|
395 |
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
396 if (rev->timedout) { |
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
397 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); |
577 | 398 c->timedout = 1; |
1136 | 399 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
|
400 return; |
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
401 } |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
402 |
539 | 403 if (s->out.len) { |
1136 | 404 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "smtp send handler busy"); |
539 | 405 s->blocked = 1; |
406 return; | |
407 } | |
408 | |
409 s->blocked = 0; | |
410 | |
1482 | 411 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
|
412 |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
413 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
|
414 return; |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
415 } |
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
416 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
417 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
|
418 |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
419 if (rc == NGX_OK) { |
1136 | 420 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
|
421 |
1136 | 422 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
|
423 |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
424 switch (s->command) { |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
425 |
1136 | 426 case NGX_SMTP_HELO: |
427 case NGX_SMTP_EHLO: | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
428 rc = ngx_mail_smtp_helo(s, c); |
809 | 429 break; |
430 | |
1136 | 431 case NGX_SMTP_AUTH: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
432 rc = ngx_mail_smtp_auth(s, c); |
800 | 433 break; |
434 | |
1136 | 435 case NGX_SMTP_QUIT: |
539 | 436 s->quit = 1; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
437 ngx_str_set(&s->out, smtp_bye); |
527 | 438 break; |
439 | |
1136 | 440 case NGX_SMTP_MAIL: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
441 rc = ngx_mail_smtp_mail(s, c); |
583 | 442 break; |
443 | |
2309 | 444 case NGX_SMTP_RCPT: |
445 rc = ngx_mail_smtp_rcpt(s, c); | |
446 break; | |
447 | |
448 case NGX_SMTP_RSET: | |
449 rc = ngx_mail_smtp_rset(s, c); | |
450 break; | |
451 | |
1136 | 452 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
|
453 break; |
1322 | 454 |
455 case NGX_SMTP_STARTTLS: | |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
456 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
|
457 ngx_str_set(&s->out, smtp_starttls); |
1322 | 458 break; |
459 | |
460 default: | |
461 rc = NGX_MAIL_PARSE_INVALID_COMMAND; | |
462 break; | |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
463 } |
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 break; |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
466 |
1136 | 467 case ngx_smtp_auth_login_username: |
2495
a59b26eee816
compatibility with Microsoft's
Igor Sysoev <igor@sysoev.ru>
parents:
2488
diff
changeset
|
468 rc = ngx_mail_auth_login_username(s, c, 0); |
809 | 469 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
470 ngx_str_set(&s->out, smtp_password); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
471 s->mail_state = ngx_smtp_auth_login_password; |
809 | 472 break; |
473 | |
1136 | 474 case ngx_smtp_auth_login_password: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
475 rc = ngx_mail_auth_login_password(s, c); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
476 break; |
809 | 477 |
1136 | 478 case ngx_smtp_auth_plain: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
479 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
|
480 break; |
809 | 481 |
1136 | 482 case ngx_smtp_auth_cram_md5: |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
483 rc = ngx_mail_auth_cram_md5(s, c); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
484 break; |
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
485 } |
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
486 } |
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
487 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
488 switch (rc) { |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
489 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
490 case NGX_DONE: |
1482 | 491 ngx_mail_auth(s, c); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
492 return; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
493 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
494 case NGX_ERROR: |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
495 ngx_mail_session_internal_server_error(s); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
496 return; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
497 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
498 case NGX_MAIL_PARSE_INVALID_COMMAND: |
1136 | 499 s->mail_state = ngx_smtp_start; |
1486
0e7074ef7303
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1485
diff
changeset
|
500 s->state = 0; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
501 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
|
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
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
525 if (s->args.nelts != 1) { |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3299
diff
changeset
|
526 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
|
527 s->state = 0; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
528 return NGX_OK; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
529 } |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
530 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
531 arg = s->args.elts; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
532 |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
533 s->smtp_helo.len = arg[0].len; |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
534 |
2049 | 535 s->smtp_helo.data = ngx_pnalloc(c->pool, arg[0].len); |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
536 if (s->smtp_helo.data == NULL) { |
894
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
537 return NGX_ERROR; |
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
538 } |
4f7dca9c37f0
workaround for Eudora for Mac: it sends
Igor Sysoev <igor@sysoev.ru>
parents:
884
diff
changeset
|
539 |
1476
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
540 ngx_memcpy(s->smtp_helo.data, arg[0].data, arg[0].len); |
67578e966dcc
split pop3, imap, and smtp handlers
Igor Sysoev <igor@sysoev.ru>
parents:
1472
diff
changeset
|
541 |
3516
dd1570b6f237
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542 ngx_str_null(&s->smtp_from); |
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543 ngx_str_null(&s->smtp_to); |
2309 | 544 |
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545 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
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546 |
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547 if (s->command == NGX_SMTP_HELO) { |
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548 s->out = sscf->server_name; |
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549 |
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550 } else { |
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551 s->esmtp = 1; |
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552 |
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553 #if (NGX_MAIL_SSL) |
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554 |
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555 if (c->ssl == NULL) { |
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556 ngx_mail_ssl_conf_t *sslcf; |
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557 |
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558 sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); |
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559 |
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560 if (sslcf->starttls == NGX_MAIL_STARTTLS_ON) { |
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561 s->out = sscf->starttls_capability; |
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562 return NGX_OK; |
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563 } |
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564 |
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565 if (sslcf->starttls == NGX_MAIL_STARTTLS_ONLY) { |
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566 s->out = sscf->starttls_only_capability; |
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567 return NGX_OK; |
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568 } |
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569 } |
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570 #endif |
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571 |
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572 s->out = sscf->capability; |
420
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573 } |
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574 |
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575 return NGX_OK; |
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576 } |
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577 |
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578 |
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579 static ngx_int_t |
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580 ngx_mail_smtp_auth(ngx_mail_session_t *s, ngx_connection_t *c) |
525 | 581 { |
1479 | 582 ngx_int_t rc; |
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583 ngx_mail_core_srv_conf_t *cscf; |
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584 ngx_mail_smtp_srv_conf_t *sscf; |
525 | 585 |
1479 | 586 #if (NGX_MAIL_SSL) |
587 if (ngx_mail_starttls_only(s, c)) { | |
588 return NGX_MAIL_PARSE_INVALID_COMMAND; | |
539 | 589 } |
590 #endif | |
591 | |
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592 if (s->args.nelts == 0) { |
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593 ngx_str_set(&s->out, smtp_invalid_argument); |
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594 s->state = 0; |
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595 return NGX_OK; |
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596 } |
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597 |
1479 | 598 rc = ngx_mail_auth_parse(s, c); |
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599 |
1479 | 600 switch (rc) { |
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601 |
1479 | 602 case NGX_MAIL_AUTH_LOGIN: |
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603 |
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604 ngx_str_set(&s->out, smtp_username); |
1479 | 605 s->mail_state = ngx_smtp_auth_login_username; |
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606 |
1479 | 607 return NGX_OK; |
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608 |
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609 case NGX_MAIL_AUTH_LOGIN_USERNAME: |
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610 |
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611 ngx_str_set(&s->out, smtp_password); |
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612 s->mail_state = ngx_smtp_auth_login_password; |
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613 |
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614 return ngx_mail_auth_login_username(s, c, 1); |
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615 |
1479 | 616 case NGX_MAIL_AUTH_PLAIN: |
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617 |
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618 ngx_str_set(&s->out, smtp_next); |
1479 | 619 s->mail_state = ngx_smtp_auth_plain; |
543 | 620 |
1479 | 621 return NGX_OK; |
622 | |
623 case NGX_MAIL_AUTH_CRAM_MD5: | |
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624 |
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625 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); |
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626 |
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627 if (!(sscf->auth_methods & NGX_MAIL_AUTH_CRAM_MD5_ENABLED)) { |
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628 return NGX_MAIL_PARSE_INVALID_COMMAND; |
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629 } |
479 | 630 |
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631 if (s->salt.data == NULL) { |
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632 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
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633 |
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634 if (ngx_mail_salt(s, c, cscf) != NGX_OK) { |
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635 return NGX_ERROR; |
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636 } |
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637 } |
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638 |
1479 | 639 if (ngx_mail_auth_cram_md5_salt(s, c, "334 ", 4) == NGX_OK) { |
640 s->mail_state = ngx_smtp_auth_cram_md5; | |
641 return NGX_OK; | |
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642 } |
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643 |
1479 | 644 return NGX_ERROR; |
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645 } |
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646 |
1479 | 647 return rc; |
417
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648 } |
539 | 649 |
650 | |
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651 static ngx_int_t |
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652 ngx_mail_smtp_mail(ngx_mail_session_t *s, ngx_connection_t *c) |
541 | 653 { |
2309 | 654 u_char ch; |
655 ngx_str_t l; | |
656 ngx_uint_t i; | |
657 ngx_mail_smtp_srv_conf_t *sscf; | |
658 | |
659 sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); | |
660 | |
661 if (!(sscf->auth_methods & NGX_MAIL_AUTH_NONE_ENABLED)) { | |
662 ngx_mail_smtp_log_rejected_command(s, c, "client was rejected: \"%V\""); | |
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663 ngx_str_set(&s->out, smtp_auth_required); |
2309 | 664 return NGX_OK; |
665 } | |
666 | |
667 /* auth none */ | |
668 | |
669 if (s->smtp_from.len) { | |
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670 ngx_str_set(&s->out, smtp_bad_sequence); |
2309 | 671 return NGX_OK; |
672 } | |
673 | |
674 l.len = s->buffer->last - s->buffer->start; | |
675 l.data = s->buffer->start; | |
676 | |
677 for (i = 0; i < l.len; i++) { | |
678 ch = l.data[i]; | |
679 | |
680 if (ch != CR && ch != LF) { | |
681 continue; | |
682 } | |
683 | |
684 l.data[i] = ' '; | |
685 } | |
686 | |
687 while (i) { | |
688 if (l.data[i - 1] != ' ') { | |
689 break; | |
690 } | |
691 | |
692 i--; | |
693 } | |
694 | |
695 l.len = i; | |
696 | |
697 s->smtp_from.len = l.len; | |
698 | |
699 s->smtp_from.data = ngx_pnalloc(c->pool, l.len); | |
700 if (s->smtp_from.data == NULL) { | |
701 return NGX_ERROR; | |
702 } | |
703 | |
704 ngx_memcpy(s->smtp_from.data, l.data, l.len); | |
705 | |
706 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, | |
707 "smtp mail from:\"%V\"", &s->smtp_from); | |
708 | |
3516
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|
709 ngx_str_set(&s->out, smtp_ok); |
2309 | 710 |
711 return NGX_OK; | |
712 } | |
577 | 713 |
2309 | 714 |
715 static ngx_int_t | |
716 ngx_mail_smtp_rcpt(ngx_mail_session_t *s, ngx_connection_t *c) | |
717 { | |
718 u_char ch; | |
719 ngx_str_t l; | |
720 ngx_uint_t i; | |
721 | |
722 if (s->smtp_from.len == 0) { | |
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|
723 ngx_str_set(&s->out, smtp_bad_sequence); |
2309 | 724 return NGX_OK; |
725 } | |
726 | |
727 l.len = s->buffer->last - s->buffer->start; | |
728 l.data = s->buffer->start; | |
729 | |
730 for (i = 0; i < l.len; i++) { | |
731 ch = l.data[i]; | |
732 | |
733 if (ch != CR && ch != LF) { | |
734 continue; | |
735 } | |
736 | |
737 l.data[i] = ' '; | |
738 } | |
739 | |
740 while (i) { | |
741 if (l.data[i - 1] != ' ') { | |
742 break; | |
743 } | |
744 | |
745 i--; | |
746 } | |
747 | |
748 l.len = i; | |
749 | |
750 s->smtp_to.len = l.len; | |
751 | |
752 s->smtp_to.data = ngx_pnalloc(c->pool, l.len); | |
753 if (s->smtp_to.data == NULL) { | |
754 return NGX_ERROR; | |
755 } | |
756 | |
757 ngx_memcpy(s->smtp_to.data, l.data, l.len); | |
758 | |
759 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, | |
760 "smtp rcpt to:\"%V\"", &s->smtp_to); | |
761 | |
762 s->auth_method = NGX_MAIL_AUTH_NONE; | |
763 | |
764 return NGX_DONE; | |
765 } | |
766 | |
767 | |
768 static ngx_int_t | |
769 ngx_mail_smtp_rset(ngx_mail_session_t *s, ngx_connection_t *c) | |
770 { | |
3516
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|
771 ngx_str_null(&s->smtp_from); |
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|
772 ngx_str_null(&s->smtp_to); |
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diff
changeset
|
773 ngx_str_set(&s->out, smtp_ok); |
1476
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|
774 |
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|
775 return NGX_OK; |
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|
776 } |
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|
777 |
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|
778 |
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|
779 static ngx_int_t |
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changeset
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780 ngx_mail_smtp_starttls(ngx_mail_session_t *s, ngx_connection_t *c) |
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781 { |
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diff
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|
782 #if (NGX_MAIL_SSL) |
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diff
changeset
|
783 ngx_mail_ssl_conf_t *sslcf; |
541 | 784 |
1476
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|
785 if (c->ssl == NULL) { |
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diff
changeset
|
786 sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); |
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diff
changeset
|
787 if (sslcf->starttls) { |
541 | 788 |
1476
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|
789 /* |
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|
790 * RFC3207 requires us to discard any knowledge |
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|
791 * obtained from client before STARTTLS. |
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changeset
|
792 */ |
541 | 793 |
3516
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ngx_str_set() and ngx_str_null()
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diff
changeset
|
794 ngx_str_null(&s->smtp_helo); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
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3299
diff
changeset
|
795 ngx_str_null(&s->smtp_from); |
dd1570b6f237
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3299
diff
changeset
|
796 ngx_str_null(&s->smtp_to); |
1476
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|
797 |
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|
798 c->read->handler = ngx_mail_starttls_handler; |
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799 return NGX_OK; |
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|
800 } |
541 | 801 } |
802 | |
1476
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|
803 #endif |
541 | 804 |
1476
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|
805 return NGX_MAIL_PARSE_INVALID_COMMAND; |
541 | 806 } |
1481
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smtp_client_buffer and smtp_greeting_delay
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|
807 |
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|
808 |
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smtp_client_buffer and smtp_greeting_delay
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809 static ngx_int_t |
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diff
changeset
|
810 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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changeset
|
811 char *err) |
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smtp_client_buffer and smtp_greeting_delay
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diff
changeset
|
812 { |
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changeset
|
813 ssize_t n; |
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smtp_client_buffer and smtp_greeting_delay
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diff
changeset
|
814 |
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parents:
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diff
changeset
|
815 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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|
816 |
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smtp_client_buffer and smtp_greeting_delay
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diff
changeset
|
817 if (n == NGX_ERROR || n == 0) { |
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diff
changeset
|
818 ngx_mail_close_connection(c); |
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changeset
|
819 return NGX_ERROR; |
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smtp_client_buffer and smtp_greeting_delay
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|
820 } |
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|
821 |
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|
822 if (n > 0) { |
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diff
changeset
|
823 s->buffer->last += n; |
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diff
changeset
|
824 } |
1486
0e7074ef7303
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1485
diff
changeset
|
825 |
1481
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parents:
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diff
changeset
|
826 if (n == NGX_AGAIN) { |
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
827 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
1481
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|
828 ngx_mail_session_internal_server_error(s); |
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|
829 return NGX_ERROR; |
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changeset
|
830 } |
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changeset
|
831 |
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changeset
|
832 return NGX_AGAIN; |
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|
833 } |
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|
834 |
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|
835 ngx_mail_smtp_log_rejected_command(s, c, err); |
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|
836 |
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|
837 s->buffer->pos = s->buffer->start; |
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|
838 s->buffer->last = s->buffer->start; |
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|
839 |
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changeset
|
840 return NGX_OK; |
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diff
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|
841 } |
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changeset
|
842 |
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changeset
|
843 |
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changeset
|
844 static void |
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smtp_client_buffer and smtp_greeting_delay
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|
845 ngx_mail_smtp_log_rejected_command(ngx_mail_session_t *s, ngx_connection_t *c, |
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|
846 char *err) |
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|
847 { |
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smtp_client_buffer and smtp_greeting_delay
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changeset
|
848 u_char ch; |
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smtp_client_buffer and smtp_greeting_delay
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diff
changeset
|
849 ngx_str_t cmd; |
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changeset
|
850 ngx_uint_t i; |
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diff
changeset
|
851 |
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|
852 if (c->log->log_level < NGX_LOG_INFO) { |
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|
853 return; |
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diff
changeset
|
854 } |
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diff
changeset
|
855 |
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parents:
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diff
changeset
|
856 cmd.len = s->buffer->last - s->buffer->start; |
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diff
changeset
|
857 cmd.data = s->buffer->start; |
b58ce1cf66da
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diff
changeset
|
858 |
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diff
changeset
|
859 for (i = 0; i < cmd.len; i++) { |
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|
860 ch = cmd.data[i]; |
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changeset
|
861 |
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changeset
|
862 if (ch != CR && ch != LF) { |
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changeset
|
863 continue; |
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diff
changeset
|
864 } |
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parents:
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diff
changeset
|
865 |
1493
3c4111e07b58
use "_" instead of " " as new line substitute, do not delete trailing new line
Igor Sysoev <igor@sysoev.ru>
parents:
1487
diff
changeset
|
866 cmd.data[i] = '_'; |
1481
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smtp_client_buffer and smtp_greeting_delay
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changeset
|
867 } |
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diff
changeset
|
868 |
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diff
changeset
|
869 cmd.len = i; |
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parents:
1480
diff
changeset
|
870 |
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parents:
1480
diff
changeset
|
871 ngx_log_error(NGX_LOG_INFO, c->log, 0, err, &cmd); |
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diff
changeset
|
872 } |