Mercurial > hg > nginx
annotate src/mail/ngx_mail_ssl_module.c @ 6474:2cd019520210
Style.
| author | Ruslan Ermilov <ru@nginx.com> |
|---|---|
| date | Wed, 30 Mar 2016 11:52:16 +0300 |
| parents | b2899e7d0ef8 |
| children | c256dfdd469d |
| rev | line source |
|---|---|
| 539 | 1 |
| 2 /* | |
| 3 * Copyright (C) Igor Sysoev | |
| 4412 | 4 * Copyright (C) Nginx, Inc. |
| 539 | 5 */ |
| 6 | |
| 7 | |
| 8 #include <ngx_config.h> | |
| 9 #include <ngx_core.h> | |
| 1136 | 10 #include <ngx_mail.h> |
| 539 | 11 |
| 12 | |
| 3960 | 13 #define NGX_DEFAULT_CIPHERS "HIGH:!aNULL:!MD5" |
| 14 #define NGX_DEFAULT_ECDH_CURVE "prime256v1" | |
| 539 | 15 |
| 16 | |
| 1136 | 17 static void *ngx_mail_ssl_create_conf(ngx_conf_t *cf); |
| 18 static char *ngx_mail_ssl_merge_conf(ngx_conf_t *cf, void *parent, void *child); | |
| 2224 | 19 |
| 20 static char *ngx_mail_ssl_enable(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 21 void *conf); | |
| 22 static char *ngx_mail_ssl_starttls(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 23 void *conf); | |
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24 static char *ngx_mail_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, |
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25 void *conf); |
| 1136 | 26 static char *ngx_mail_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, |
| 976 | 27 void *conf); |
| 539 | 28 |
| 29 | |
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30 static ngx_conf_enum_t ngx_mail_starttls_state[] = { |
| 1136 | 31 { ngx_string("off"), NGX_MAIL_STARTTLS_OFF }, |
| 32 { ngx_string("on"), NGX_MAIL_STARTTLS_ON }, | |
| 33 { ngx_string("only"), NGX_MAIL_STARTTLS_ONLY }, | |
| 583 | 34 { ngx_null_string, 0 } |
| 35 }; | |
| 36 | |
| 37 | |
| 38 | |
| 1136 | 39 static ngx_conf_bitmask_t ngx_mail_ssl_protocols[] = { |
| 547 | 40 { ngx_string("SSLv2"), NGX_SSL_SSLv2 }, |
| 41 { ngx_string("SSLv3"), NGX_SSL_SSLv3 }, | |
| 42 { ngx_string("TLSv1"), NGX_SSL_TLSv1 }, | |
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43 { ngx_string("TLSv1.1"), NGX_SSL_TLSv1_1 }, |
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44 { ngx_string("TLSv1.2"), NGX_SSL_TLSv1_2 }, |
| 547 | 45 { ngx_null_string, 0 } |
| 46 }; | |
| 47 | |
| 48 | |
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49 static ngx_conf_enum_t ngx_mail_ssl_verify[] = { |
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50 { ngx_string("off"), 0 }, |
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51 { ngx_string("on"), 1 }, |
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52 { ngx_string("optional"), 2 }, |
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53 { ngx_string("optional_no_ca"), 3 }, |
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54 { ngx_null_string, 0 } |
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55 }; |
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56 |
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57 |
| 1136 | 58 static ngx_command_t ngx_mail_ssl_commands[] = { |
| 539 | 59 |
| 60 { ngx_string("ssl"), | |
| 1136 | 61 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, |
| 2224 | 62 ngx_mail_ssl_enable, |
| 1136 | 63 NGX_MAIL_SRV_CONF_OFFSET, |
| 64 offsetof(ngx_mail_ssl_conf_t, enable), | |
| 539 | 65 NULL }, |
| 66 | |
| 583 | 67 { ngx_string("starttls"), |
| 1136 | 68 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
| 2224 | 69 ngx_mail_ssl_starttls, |
| 1136 | 70 NGX_MAIL_SRV_CONF_OFFSET, |
| 71 offsetof(ngx_mail_ssl_conf_t, starttls), | |
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72 ngx_mail_starttls_state }, |
| 583 | 73 |
| 539 | 74 { ngx_string("ssl_certificate"), |
| 1136 | 75 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
| 539 | 76 ngx_conf_set_str_slot, |
| 1136 | 77 NGX_MAIL_SRV_CONF_OFFSET, |
| 78 offsetof(ngx_mail_ssl_conf_t, certificate), | |
| 539 | 79 NULL }, |
| 80 | |
| 81 { ngx_string("ssl_certificate_key"), | |
| 1136 | 82 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
| 539 | 83 ngx_conf_set_str_slot, |
| 1136 | 84 NGX_MAIL_SRV_CONF_OFFSET, |
| 85 offsetof(ngx_mail_ssl_conf_t, certificate_key), | |
| 539 | 86 NULL }, |
| 87 | |
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88 { ngx_string("ssl_password_file"), |
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89 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
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90 ngx_mail_ssl_password_file, |
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91 NGX_MAIL_SRV_CONF_OFFSET, |
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92 0, |
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93 NULL }, |
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94 |
| 2044 | 95 { ngx_string("ssl_dhparam"), |
| 96 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, | |
| 97 ngx_conf_set_str_slot, | |
| 98 NGX_MAIL_SRV_CONF_OFFSET, | |
| 99 offsetof(ngx_mail_ssl_conf_t, dhparam), | |
| 100 NULL }, | |
| 101 | |
| 3960 | 102 { ngx_string("ssl_ecdh_curve"), |
| 103 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, | |
| 104 ngx_conf_set_str_slot, | |
| 105 NGX_MAIL_SRV_CONF_OFFSET, | |
| 106 offsetof(ngx_mail_ssl_conf_t, ecdh_curve), | |
| 107 NULL }, | |
| 108 | |
| 547 | 109 { ngx_string("ssl_protocols"), |
| 1136 | 110 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE, |
| 547 | 111 ngx_conf_set_bitmask_slot, |
| 1136 | 112 NGX_MAIL_SRV_CONF_OFFSET, |
| 113 offsetof(ngx_mail_ssl_conf_t, protocols), | |
| 114 &ngx_mail_ssl_protocols }, | |
| 547 | 115 |
| 539 | 116 { ngx_string("ssl_ciphers"), |
| 1136 | 117 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
| 539 | 118 ngx_conf_set_str_slot, |
| 1136 | 119 NGX_MAIL_SRV_CONF_OFFSET, |
| 120 offsetof(ngx_mail_ssl_conf_t, ciphers), | |
| 539 | 121 NULL }, |
| 122 | |
| 547 | 123 { ngx_string("ssl_prefer_server_ciphers"), |
| 1136 | 124 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, |
| 547 | 125 ngx_conf_set_flag_slot, |
| 1136 | 126 NGX_MAIL_SRV_CONF_OFFSET, |
| 127 offsetof(ngx_mail_ssl_conf_t, prefer_server_ciphers), | |
| 547 | 128 NULL }, |
| 563 | 129 |
| 976 | 130 { ngx_string("ssl_session_cache"), |
| 1136 | 131 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE12, |
| 132 ngx_mail_ssl_session_cache, | |
| 133 NGX_MAIL_SRV_CONF_OFFSET, | |
| 976 | 134 0, |
| 135 NULL }, | |
| 136 | |
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137 { ngx_string("ssl_session_tickets"), |
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138 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, |
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139 ngx_conf_set_flag_slot, |
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140 NGX_MAIL_SRV_CONF_OFFSET, |
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141 offsetof(ngx_mail_ssl_conf_t, session_tickets), |
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142 NULL }, |
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143 |
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144 { ngx_string("ssl_session_ticket_key"), |
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145 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
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146 ngx_conf_set_str_array_slot, |
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147 NGX_MAIL_SRV_CONF_OFFSET, |
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148 offsetof(ngx_mail_ssl_conf_t, session_ticket_keys), |
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149 NULL }, |
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150 |
| 573 | 151 { ngx_string("ssl_session_timeout"), |
| 1136 | 152 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
| 573 | 153 ngx_conf_set_sec_slot, |
| 1136 | 154 NGX_MAIL_SRV_CONF_OFFSET, |
| 155 offsetof(ngx_mail_ssl_conf_t, session_timeout), | |
| 573 | 156 NULL }, |
| 547 | 157 |
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158 { ngx_string("ssl_verify_client"), |
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159 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
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160 ngx_conf_set_enum_slot, |
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161 NGX_MAIL_SRV_CONF_OFFSET, |
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162 offsetof(ngx_mail_ssl_conf_t, verify), |
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163 &ngx_mail_ssl_verify }, |
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164 |
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165 { ngx_string("ssl_verify_depth"), |
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166 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
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167 ngx_conf_set_num_slot, |
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168 NGX_MAIL_SRV_CONF_OFFSET, |
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169 offsetof(ngx_mail_ssl_conf_t, verify_depth), |
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170 NULL }, |
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171 |
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172 { ngx_string("ssl_client_certificate"), |
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173 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
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174 ngx_conf_set_str_slot, |
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175 NGX_MAIL_SRV_CONF_OFFSET, |
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176 offsetof(ngx_mail_ssl_conf_t, client_certificate), |
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177 NULL }, |
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178 |
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179 { ngx_string("ssl_trusted_certificate"), |
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180 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
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181 ngx_conf_set_str_slot, |
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182 NGX_MAIL_SRV_CONF_OFFSET, |
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183 offsetof(ngx_mail_ssl_conf_t, trusted_certificate), |
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184 NULL }, |
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185 |
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186 { ngx_string("ssl_crl"), |
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187 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
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188 ngx_conf_set_str_slot, |
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189 NGX_MAIL_SRV_CONF_OFFSET, |
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190 offsetof(ngx_mail_ssl_conf_t, crl), |
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191 NULL }, |
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192 |
| 539 | 193 ngx_null_command |
| 194 }; | |
| 195 | |
| 196 | |
| 1136 | 197 static ngx_mail_module_t ngx_mail_ssl_module_ctx = { |
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198 NULL, /* protocol */ |
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199 |
| 539 | 200 NULL, /* create main configuration */ |
| 201 NULL, /* init main configuration */ | |
| 202 | |
| 1136 | 203 ngx_mail_ssl_create_conf, /* create server configuration */ |
| 204 ngx_mail_ssl_merge_conf /* merge server configuration */ | |
| 539 | 205 }; |
| 206 | |
| 207 | |
| 1136 | 208 ngx_module_t ngx_mail_ssl_module = { |
| 539 | 209 NGX_MODULE_V1, |
| 1136 | 210 &ngx_mail_ssl_module_ctx, /* module context */ |
| 211 ngx_mail_ssl_commands, /* module directives */ | |
| 212 NGX_MAIL_MODULE, /* module type */ | |
| 541 | 213 NULL, /* init master */ |
| 539 | 214 NULL, /* init module */ |
| 541 | 215 NULL, /* init process */ |
| 216 NULL, /* init thread */ | |
| 217 NULL, /* exit thread */ | |
| 218 NULL, /* exit process */ | |
| 219 NULL, /* exit master */ | |
| 220 NGX_MODULE_V1_PADDING | |
| 539 | 221 }; |
| 222 | |
| 223 | |
| 1136 | 224 static ngx_str_t ngx_mail_ssl_sess_id_ctx = ngx_string("MAIL"); |
| 543 | 225 |
| 226 | |
| 539 | 227 static void * |
| 1136 | 228 ngx_mail_ssl_create_conf(ngx_conf_t *cf) |
| 577 | 229 { |
| 1136 | 230 ngx_mail_ssl_conf_t *scf; |
| 577 | 231 |
| 1136 | 232 scf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_ssl_conf_t)); |
| 539 | 233 if (scf == NULL) { |
|
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234 return NULL; |
| 539 | 235 } |
| 236 | |
| 237 /* | |
| 577 | 238 * set by ngx_pcalloc(): |
| 539 | 239 * |
| 547 | 240 * scf->protocols = 0; |
| 2044 | 241 * scf->certificate = { 0, NULL }; |
| 242 * scf->certificate_key = { 0, NULL }; | |
| 243 * scf->dhparam = { 0, NULL }; | |
| 3960 | 244 * scf->ecdh_curve = { 0, NULL }; |
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245 * scf->client_certificate = { 0, NULL }; |
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246 * scf->trusted_certificate = { 0, NULL }; |
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247 * scf->crl = { 0, NULL }; |
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248 * scf->ciphers = { 0, NULL }; |
| 976 | 249 * scf->shm_zone = NULL; |
| 539 | 250 */ |
| 251 | |
| 252 scf->enable = NGX_CONF_UNSET; | |
| 2759 | 253 scf->starttls = NGX_CONF_UNSET_UINT; |
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254 scf->passwords = NGX_CONF_UNSET_PTR; |
| 976 | 255 scf->prefer_server_ciphers = NGX_CONF_UNSET; |
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256 scf->verify = NGX_CONF_UNSET_UINT; |
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257 scf->verify_depth = NGX_CONF_UNSET_UINT; |
| 976 | 258 scf->builtin_session_cache = NGX_CONF_UNSET; |
| 573 | 259 scf->session_timeout = NGX_CONF_UNSET; |
|
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260 scf->session_tickets = NGX_CONF_UNSET; |
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Piotr Sikora <piotr@cloudflare.com>
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261 scf->session_ticket_keys = NGX_CONF_UNSET_PTR; |
| 539 | 262 |
| 263 return scf; | |
| 264 } | |
| 265 | |
| 266 | |
| 267 static char * | |
| 1136 | 268 ngx_mail_ssl_merge_conf(ngx_conf_t *cf, void *parent, void *child) |
| 539 | 269 { |
| 1136 | 270 ngx_mail_ssl_conf_t *prev = parent; |
| 271 ngx_mail_ssl_conf_t *conf = child; | |
| 539 | 272 |
| 2224 | 273 char *mode; |
| 563 | 274 ngx_pool_cleanup_t *cln; |
| 275 | |
| 539 | 276 ngx_conf_merge_value(conf->enable, prev->enable, 0); |
| 2224 | 277 ngx_conf_merge_uint_value(conf->starttls, prev->starttls, |
| 278 NGX_MAIL_STARTTLS_OFF); | |
| 539 | 279 |
| 573 | 280 ngx_conf_merge_value(conf->session_timeout, |
| 281 prev->session_timeout, 300); | |
| 282 | |
| 547 | 283 ngx_conf_merge_value(conf->prefer_server_ciphers, |
| 284 prev->prefer_server_ciphers, 0); | |
| 285 | |
| 286 ngx_conf_merge_bitmask_value(conf->protocols, prev->protocols, | |
|
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287 (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1 |
|
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288 |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2)); |
| 547 | 289 |
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290 ngx_conf_merge_uint_value(conf->verify, prev->verify, 0); |
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291 ngx_conf_merge_uint_value(conf->verify_depth, prev->verify_depth, 1); |
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292 |
| 2224 | 293 ngx_conf_merge_str_value(conf->certificate, prev->certificate, ""); |
| 294 ngx_conf_merge_str_value(conf->certificate_key, prev->certificate_key, ""); | |
| 539 | 295 |
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296 ngx_conf_merge_ptr_value(conf->passwords, prev->passwords, NULL); |
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297 |
| 2044 | 298 ngx_conf_merge_str_value(conf->dhparam, prev->dhparam, ""); |
| 299 | |
| 3960 | 300 ngx_conf_merge_str_value(conf->ecdh_curve, prev->ecdh_curve, |
| 301 NGX_DEFAULT_ECDH_CURVE); | |
| 302 | |
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303 ngx_conf_merge_str_value(conf->client_certificate, |
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304 prev->client_certificate, ""); |
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305 ngx_conf_merge_str_value(conf->trusted_certificate, |
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306 prev->trusted_certificate, ""); |
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307 ngx_conf_merge_str_value(conf->crl, prev->crl, ""); |
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|
308 |
| 2124 | 309 ngx_conf_merge_str_value(conf->ciphers, prev->ciphers, NGX_DEFAULT_CIPHERS); |
| 539 | 310 |
| 311 | |
| 547 | 312 conf->ssl.log = cf->log; |
| 539 | 313 |
| 2224 | 314 if (conf->enable) { |
| 6474 | 315 mode = "ssl"; |
| 2224 | 316 |
| 317 } else if (conf->starttls != NGX_MAIL_STARTTLS_OFF) { | |
| 6474 | 318 mode = "starttls"; |
| 2224 | 319 |
| 320 } else { | |
| 6474 | 321 mode = ""; |
| 2224 | 322 } |
| 323 | |
|
5401
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Mail: fixed segfault with ssl/starttls at mail{} level and no cert.
Maxim Dounin <mdounin@mdounin.ru>
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5387
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changeset
|
324 if (conf->file == NULL) { |
|
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325 conf->file = prev->file; |
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326 conf->line = prev->line; |
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327 } |
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|
328 |
| 2224 | 329 if (*mode) { |
| 330 | |
| 331 if (conf->certificate.len == 0) { | |
| 332 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
| 333 "no \"ssl_certificate\" is defined for " | |
| 334 "the \"%s\" directive in %s:%ui", | |
| 335 mode, conf->file, conf->line); | |
| 336 return NGX_CONF_ERROR; | |
| 337 } | |
| 338 | |
| 339 if (conf->certificate_key.len == 0) { | |
| 340 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
| 341 "no \"ssl_certificate_key\" is defined for " | |
| 342 "the \"%s\" directive in %s:%ui", | |
| 343 mode, conf->file, conf->line); | |
| 344 return NGX_CONF_ERROR; | |
| 345 } | |
| 346 | |
| 347 } else { | |
| 348 | |
| 349 if (conf->certificate.len == 0) { | |
| 350 return NGX_CONF_OK; | |
| 351 } | |
| 352 | |
| 353 if (conf->certificate_key.len == 0) { | |
| 354 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
| 355 "no \"ssl_certificate_key\" is defined " | |
| 356 "for certificate \"%V\"", | |
| 357 &conf->certificate); | |
| 358 return NGX_CONF_ERROR; | |
| 359 } | |
| 360 } | |
| 361 | |
| 969 | 362 if (ngx_ssl_create(&conf->ssl, conf->protocols, NULL) != NGX_OK) { |
| 539 | 363 return NGX_CONF_ERROR; |
| 364 } | |
| 365 | |
| 563 | 366 cln = ngx_pool_cleanup_add(cf->pool, 0); |
| 367 if (cln == NULL) { | |
| 539 | 368 return NGX_CONF_ERROR; |
| 369 } | |
| 370 | |
| 563 | 371 cln->handler = ngx_ssl_cleanup_ctx; |
| 372 cln->data = &conf->ssl; | |
| 373 | |
| 374 if (ngx_ssl_certificate(cf, &conf->ssl, &conf->certificate, | |
|
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Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
375 &conf->certificate_key, conf->passwords) |
| 563 | 376 != NGX_OK) |
| 547 | 377 { |
| 378 return NGX_CONF_ERROR; | |
| 379 } | |
| 539 | 380 |
|
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parents:
5744
diff
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|
381 if (conf->verify) { |
|
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|
382 |
|
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|
383 if (conf->client_certificate.len == 0 && conf->verify != 3) { |
|
ec01b1d1fff1
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parents:
5744
diff
changeset
|
384 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, |
|
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parents:
5744
diff
changeset
|
385 "no ssl_client_certificate for ssl_client_verify"); |
|
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diff
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|
386 return NGX_CONF_ERROR; |
|
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|
387 } |
|
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Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
388 |
|
ec01b1d1fff1
Mail: client SSL certificates support.
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parents:
5744
diff
changeset
|
389 if (ngx_ssl_client_certificate(cf, &conf->ssl, |
|
ec01b1d1fff1
Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5744
diff
changeset
|
390 &conf->client_certificate, |
|
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Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5744
diff
changeset
|
391 conf->verify_depth) |
|
ec01b1d1fff1
Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5744
diff
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|
392 != NGX_OK) |
|
ec01b1d1fff1
Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
393 { |
|
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parents:
5744
diff
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|
394 return NGX_CONF_ERROR; |
|
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Maxim Dounin <mdounin@mdounin.ru>
parents:
5744
diff
changeset
|
395 } |
|
ec01b1d1fff1
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5744
diff
changeset
|
396 |
|
ec01b1d1fff1
Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5744
diff
changeset
|
397 if (ngx_ssl_trusted_certificate(cf, &conf->ssl, |
|
ec01b1d1fff1
Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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diff
changeset
|
398 &conf->trusted_certificate, |
|
ec01b1d1fff1
Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5744
diff
changeset
|
399 conf->verify_depth) |
|
ec01b1d1fff1
Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5744
diff
changeset
|
400 != NGX_OK) |
|
ec01b1d1fff1
Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5744
diff
changeset
|
401 { |
|
ec01b1d1fff1
Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5744
diff
changeset
|
402 return NGX_CONF_ERROR; |
|
ec01b1d1fff1
Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5744
diff
changeset
|
403 } |
|
ec01b1d1fff1
Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5744
diff
changeset
|
404 |
|
ec01b1d1fff1
Mail: client SSL certificates support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5744
diff
changeset
|
405 if (ngx_ssl_crl(cf, &conf->ssl, &conf->crl) != NGX_OK) { |
|
ec01b1d1fff1
Mail: client SSL certificates support.
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parents:
5744
diff
changeset
|
406 return NGX_CONF_ERROR; |
|
ec01b1d1fff1
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parents:
5744
diff
changeset
|
407 } |
|
ec01b1d1fff1
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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changeset
|
408 } |
|
ec01b1d1fff1
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parents:
5744
diff
changeset
|
409 |
|
5387
0fbcfab0bfd7
SSL: stop loading configs with invalid "ssl_ciphers" values.
Piotr Sikora <piotr@cloudflare.com>
parents:
5222
diff
changeset
|
410 if (SSL_CTX_set_cipher_list(conf->ssl.ctx, |
|
0fbcfab0bfd7
SSL: stop loading configs with invalid "ssl_ciphers" values.
Piotr Sikora <piotr@cloudflare.com>
parents:
5222
diff
changeset
|
411 (const char *) conf->ciphers.data) |
|
0fbcfab0bfd7
SSL: stop loading configs with invalid "ssl_ciphers" values.
Piotr Sikora <piotr@cloudflare.com>
parents:
5222
diff
changeset
|
412 == 0) |
|
0fbcfab0bfd7
SSL: stop loading configs with invalid "ssl_ciphers" values.
Piotr Sikora <piotr@cloudflare.com>
parents:
5222
diff
changeset
|
413 { |
|
0fbcfab0bfd7
SSL: stop loading configs with invalid "ssl_ciphers" values.
Piotr Sikora <piotr@cloudflare.com>
parents:
5222
diff
changeset
|
414 ngx_ssl_error(NGX_LOG_EMERG, cf->log, 0, |
|
0fbcfab0bfd7
SSL: stop loading configs with invalid "ssl_ciphers" values.
Piotr Sikora <piotr@cloudflare.com>
parents:
5222
diff
changeset
|
415 "SSL_CTX_set_cipher_list(\"%V\") failed", |
|
0fbcfab0bfd7
SSL: stop loading configs with invalid "ssl_ciphers" values.
Piotr Sikora <piotr@cloudflare.com>
parents:
5222
diff
changeset
|
416 &conf->ciphers); |
|
0fbcfab0bfd7
SSL: stop loading configs with invalid "ssl_ciphers" values.
Piotr Sikora <piotr@cloudflare.com>
parents:
5222
diff
changeset
|
417 return NGX_CONF_ERROR; |
| 539 | 418 } |
| 419 | |
| 563 | 420 if (conf->prefer_server_ciphers) { |
| 421 SSL_CTX_set_options(conf->ssl.ctx, SSL_OP_CIPHER_SERVER_PREFERENCE); | |
| 422 } | |
| 423 | |
|
6035
a84267233877
SSL: avoid SSL_CTX_set_tmp_rsa_callback() call with LibreSSL.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5989
diff
changeset
|
424 #ifndef LIBRESSL_VERSION_NUMBER |
|
3959
b1f48fa31e6c
MSIE export versions are rare now, so RSA 512 key is generated on demand
Igor Sysoev <igor@sysoev.ru>
parents:
3938
diff
changeset
|
425 SSL_CTX_set_tmp_rsa_callback(conf->ssl.ctx, ngx_ssl_rsa512_key_callback); |
|
6035
a84267233877
SSL: avoid SSL_CTX_set_tmp_rsa_callback() call with LibreSSL.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5989
diff
changeset
|
426 #endif |
| 539 | 427 |
| 2044 | 428 if (ngx_ssl_dhparam(cf, &conf->ssl, &conf->dhparam) != NGX_OK) { |
| 429 return NGX_CONF_ERROR; | |
| 430 } | |
| 431 | |
|
5219
32fe021911c9
Mail: missing ngx_ssl_ecdh_curve() call.
F. da Silva <fdasilvayy@gmail.com>
parents:
4412
diff
changeset
|
432 if (ngx_ssl_ecdh_curve(cf, &conf->ssl, &conf->ecdh_curve) != NGX_OK) { |
|
32fe021911c9
Mail: missing ngx_ssl_ecdh_curve() call.
F. da Silva <fdasilvayy@gmail.com>
parents:
4412
diff
changeset
|
433 return NGX_CONF_ERROR; |
|
32fe021911c9
Mail: missing ngx_ssl_ecdh_curve() call.
F. da Silva <fdasilvayy@gmail.com>
parents:
4412
diff
changeset
|
434 } |
|
32fe021911c9
Mail: missing ngx_ssl_ecdh_curve() call.
F. da Silva <fdasilvayy@gmail.com>
parents:
4412
diff
changeset
|
435 |
| 976 | 436 ngx_conf_merge_value(conf->builtin_session_cache, |
| 2032 | 437 prev->builtin_session_cache, NGX_SSL_NONE_SCACHE); |
| 976 | 438 |
| 439 if (conf->shm_zone == NULL) { | |
| 440 conf->shm_zone = prev->shm_zone; | |
| 441 } | |
| 539 | 442 |
| 1136 | 443 if (ngx_ssl_session_cache(&conf->ssl, &ngx_mail_ssl_sess_id_ctx, |
| 976 | 444 conf->builtin_session_cache, |
| 445 conf->shm_zone, conf->session_timeout) | |
| 446 != NGX_OK) | |
| 447 { | |
| 448 return NGX_CONF_ERROR; | |
| 449 } | |
| 573 | 450 |
|
5503
d049b0ea00a3
SSL: ssl_session_tickets directive.
Dirkjan Bussink <d.bussink@gmail.com>
parents:
5425
diff
changeset
|
451 ngx_conf_merge_value(conf->session_tickets, |
|
d049b0ea00a3
SSL: ssl_session_tickets directive.
Dirkjan Bussink <d.bussink@gmail.com>
parents:
5425
diff
changeset
|
452 prev->session_tickets, 1); |
|
d049b0ea00a3
SSL: ssl_session_tickets directive.
Dirkjan Bussink <d.bussink@gmail.com>
parents:
5425
diff
changeset
|
453 |
|
d049b0ea00a3
SSL: ssl_session_tickets directive.
Dirkjan Bussink <d.bussink@gmail.com>
parents:
5425
diff
changeset
|
454 #ifdef SSL_OP_NO_TICKET |
|
d049b0ea00a3
SSL: ssl_session_tickets directive.
Dirkjan Bussink <d.bussink@gmail.com>
parents:
5425
diff
changeset
|
455 if (!conf->session_tickets) { |
|
d049b0ea00a3
SSL: ssl_session_tickets directive.
Dirkjan Bussink <d.bussink@gmail.com>
parents:
5425
diff
changeset
|
456 SSL_CTX_set_options(conf->ssl.ctx, SSL_OP_NO_TICKET); |
|
d049b0ea00a3
SSL: ssl_session_tickets directive.
Dirkjan Bussink <d.bussink@gmail.com>
parents:
5425
diff
changeset
|
457 } |
|
d049b0ea00a3
SSL: ssl_session_tickets directive.
Dirkjan Bussink <d.bussink@gmail.com>
parents:
5425
diff
changeset
|
458 #endif |
|
d049b0ea00a3
SSL: ssl_session_tickets directive.
Dirkjan Bussink <d.bussink@gmail.com>
parents:
5425
diff
changeset
|
459 |
|
5425
1356a3b96924
SSL: added ability to set keys used for Session Tickets (RFC5077).
Piotr Sikora <piotr@cloudflare.com>
parents:
5401
diff
changeset
|
460 ngx_conf_merge_ptr_value(conf->session_ticket_keys, |
|
1356a3b96924
SSL: added ability to set keys used for Session Tickets (RFC5077).
Piotr Sikora <piotr@cloudflare.com>
parents:
5401
diff
changeset
|
461 prev->session_ticket_keys, NULL); |
|
1356a3b96924
SSL: added ability to set keys used for Session Tickets (RFC5077).
Piotr Sikora <piotr@cloudflare.com>
parents:
5401
diff
changeset
|
462 |
|
1356a3b96924
SSL: added ability to set keys used for Session Tickets (RFC5077).
Piotr Sikora <piotr@cloudflare.com>
parents:
5401
diff
changeset
|
463 if (ngx_ssl_session_ticket_keys(cf, &conf->ssl, conf->session_ticket_keys) |
|
1356a3b96924
SSL: added ability to set keys used for Session Tickets (RFC5077).
Piotr Sikora <piotr@cloudflare.com>
parents:
5401
diff
changeset
|
464 != NGX_OK) |
|
1356a3b96924
SSL: added ability to set keys used for Session Tickets (RFC5077).
Piotr Sikora <piotr@cloudflare.com>
parents:
5401
diff
changeset
|
465 { |
|
1356a3b96924
SSL: added ability to set keys used for Session Tickets (RFC5077).
Piotr Sikora <piotr@cloudflare.com>
parents:
5401
diff
changeset
|
466 return NGX_CONF_ERROR; |
|
1356a3b96924
SSL: added ability to set keys used for Session Tickets (RFC5077).
Piotr Sikora <piotr@cloudflare.com>
parents:
5401
diff
changeset
|
467 } |
|
1356a3b96924
SSL: added ability to set keys used for Session Tickets (RFC5077).
Piotr Sikora <piotr@cloudflare.com>
parents:
5401
diff
changeset
|
468 |
| 539 | 469 return NGX_CONF_OK; |
| 470 } | |
| 563 | 471 |
| 577 | 472 |
| 976 | 473 static char * |
| 2224 | 474 ngx_mail_ssl_enable(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| 475 { | |
| 476 ngx_mail_ssl_conf_t *scf = conf; | |
| 477 | |
| 478 char *rv; | |
| 479 | |
| 480 rv = ngx_conf_set_flag_slot(cf, cmd, conf); | |
| 481 | |
| 482 if (rv != NGX_CONF_OK) { | |
| 483 return rv; | |
| 484 } | |
| 485 | |
| 486 if (scf->enable && (ngx_int_t) scf->starttls > NGX_MAIL_STARTTLS_OFF) { | |
| 487 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 488 "\"starttls\" directive conflicts with \"ssl on\""); | |
| 489 return NGX_CONF_ERROR; | |
| 490 } | |
| 491 | |
| 492 scf->file = cf->conf_file->file.name.data; | |
| 493 scf->line = cf->conf_file->line; | |
| 494 | |
| 495 return NGX_CONF_OK; | |
| 496 } | |
| 497 | |
| 498 | |
| 499 static char * | |
| 500 ngx_mail_ssl_starttls(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 501 { | |
| 502 ngx_mail_ssl_conf_t *scf = conf; | |
| 503 | |
| 504 char *rv; | |
| 505 | |
| 506 rv = ngx_conf_set_enum_slot(cf, cmd, conf); | |
| 507 | |
| 508 if (rv != NGX_CONF_OK) { | |
| 509 return rv; | |
| 510 } | |
| 511 | |
| 512 if (scf->enable == 1 && (ngx_int_t) scf->starttls > NGX_MAIL_STARTTLS_OFF) { | |
| 513 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 514 "\"ssl\" directive conflicts with \"starttls\""); | |
| 515 return NGX_CONF_ERROR; | |
| 516 } | |
| 517 | |
| 518 scf->file = cf->conf_file->file.name.data; | |
| 519 scf->line = cf->conf_file->line; | |
| 520 | |
| 521 return NGX_CONF_OK; | |
| 522 } | |
| 523 | |
| 524 | |
| 525 static char * | |
|
5744
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
526 ngx_mail_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
527 { |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
528 ngx_mail_ssl_conf_t *scf = conf; |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
529 |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
530 ngx_str_t *value; |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
531 |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
532 if (scf->passwords != NGX_CONF_UNSET_PTR) { |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
533 return "is duplicate"; |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
534 } |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
535 |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
536 value = cf->args->elts; |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
537 |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
538 scf->passwords = ngx_ssl_read_password_file(cf, &value[1]); |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
539 |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
540 if (scf->passwords == NULL) { |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
541 return NGX_CONF_ERROR; |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
542 } |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
543 |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
544 return NGX_CONF_OK; |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
545 } |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
546 |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
547 |
|
42114bf12da0
SSL: the "ssl_password_file" directive.
Valentin Bartenev <vbart@nginx.com>
parents:
5503
diff
changeset
|
548 static char * |
| 1136 | 549 ngx_mail_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| 976 | 550 { |
| 1136 | 551 ngx_mail_ssl_conf_t *scf = conf; |
| 976 | 552 |
| 553 size_t len; | |
| 554 ngx_str_t *value, name, size; | |
| 555 ngx_int_t n; | |
| 556 ngx_uint_t i, j; | |
| 557 | |
| 558 value = cf->args->elts; | |
| 559 | |
| 560 for (i = 1; i < cf->args->nelts; i++) { | |
| 561 | |
| 1778 | 562 if (ngx_strcmp(value[i].data, "off") == 0) { |
| 563 scf->builtin_session_cache = NGX_SSL_NO_SCACHE; | |
| 564 continue; | |
| 565 } | |
| 566 | |
| 2032 | 567 if (ngx_strcmp(value[i].data, "none") == 0) { |
| 568 scf->builtin_session_cache = NGX_SSL_NONE_SCACHE; | |
| 569 continue; | |
| 570 } | |
| 571 | |
| 976 | 572 if (ngx_strcmp(value[i].data, "builtin") == 0) { |
| 573 scf->builtin_session_cache = NGX_SSL_DFLT_BUILTIN_SCACHE; | |
| 574 continue; | |
| 575 } | |
| 576 | |
| 577 if (value[i].len > sizeof("builtin:") - 1 | |
| 578 && ngx_strncmp(value[i].data, "builtin:", sizeof("builtin:") - 1) | |
| 579 == 0) | |
| 580 { | |
| 581 n = ngx_atoi(value[i].data + sizeof("builtin:") - 1, | |
| 582 value[i].len - (sizeof("builtin:") - 1)); | |
| 583 | |
| 584 if (n == NGX_ERROR) { | |
| 585 goto invalid; | |
| 586 } | |
| 587 | |
| 588 scf->builtin_session_cache = n; | |
| 589 | |
| 590 continue; | |
| 591 } | |
| 592 | |
| 593 if (value[i].len > sizeof("shared:") - 1 | |
| 594 && ngx_strncmp(value[i].data, "shared:", sizeof("shared:") - 1) | |
| 595 == 0) | |
| 596 { | |
| 597 len = 0; | |
| 598 | |
| 599 for (j = sizeof("shared:") - 1; j < value[i].len; j++) { | |
| 600 if (value[i].data[j] == ':') { | |
| 601 break; | |
| 602 } | |
| 603 | |
| 604 len++; | |
| 605 } | |
| 606 | |
| 607 if (len == 0) { | |
| 608 goto invalid; | |
| 609 } | |
| 610 | |
| 611 name.len = len; | |
| 612 name.data = value[i].data + sizeof("shared:") - 1; | |
| 613 | |
| 614 size.len = value[i].len - j - 1; | |
| 615 size.data = name.data + len + 1; | |
| 616 | |
| 617 n = ngx_parse_size(&size); | |
| 618 | |
| 619 if (n == NGX_ERROR) { | |
| 620 goto invalid; | |
| 621 } | |
| 622 | |
| 623 if (n < (ngx_int_t) (8 * ngx_pagesize)) { | |
| 624 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 625 "session cache \"%V\" is too small", | |
| 626 &value[i]); | |
| 627 | |
| 628 return NGX_CONF_ERROR; | |
| 629 } | |
| 630 | |
| 631 scf->shm_zone = ngx_shared_memory_add(cf, &name, n, | |
| 1136 | 632 &ngx_mail_ssl_module); |
| 976 | 633 if (scf->shm_zone == NULL) { |
| 634 return NGX_CONF_ERROR; | |
| 635 } | |
| 636 | |
|
4153
7de74ed694c8
Fix for "ssl_session_cache builtin" (broken since 1.1.1, r3993).
Maxim Dounin <mdounin@mdounin.ru>
parents:
3992
diff
changeset
|
637 scf->shm_zone->init = ngx_ssl_session_cache_init; |
|
7de74ed694c8
Fix for "ssl_session_cache builtin" (broken since 1.1.1, r3993).
Maxim Dounin <mdounin@mdounin.ru>
parents:
3992
diff
changeset
|
638 |
| 976 | 639 continue; |
| 640 } | |
| 641 | |
| 642 goto invalid; | |
| 643 } | |
| 644 | |
| 645 if (scf->shm_zone && scf->builtin_session_cache == NGX_CONF_UNSET) { | |
| 646 scf->builtin_session_cache = NGX_SSL_NO_BUILTIN_SCACHE; | |
| 647 } | |
| 648 | |
| 649 return NGX_CONF_OK; | |
| 650 | |
| 651 invalid: | |
| 652 | |
| 653 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 654 "invalid session cache \"%V\"", &value[i]); | |
| 655 | |
| 656 return NGX_CONF_ERROR; | |
| 657 } |