|
0
|
1
|
|
|
2 /*
|
|
|
3 * Copyright (C) Igor Sysoev
|
|
|
4 */
|
|
|
5
|
|
|
6
|
|
|
7 #include <ngx_config.h>
|
|
|
8 #include <ngx_core.h>
|
|
|
9 #include <ngx_http.h>
|
|
|
10
|
|
122
|
11
|
|
220
|
12 typedef ngx_int_t (*ngx_ssl_variable_handler_pt)(ngx_connection_t *c,
|
|
|
13 ngx_pool_t *pool, ngx_str_t *s);
|
|
160
|
14
|
|
|
15
|
|
392
|
16 #define NGX_DEFAULT_CIPHERS "ALL:!ADH:RC4+RSA:+HIGH:+MEDIUM:+LOW:+SSLv2:+EXP"
|
|
0
|
17
|
|
|
18
|
|
220
|
19 static ngx_int_t ngx_http_ssl_static_variable(ngx_http_request_t *r,
|
|
160
|
20 ngx_http_variable_value_t *v, uintptr_t data);
|
|
220
|
21 static ngx_int_t ngx_http_ssl_variable(ngx_http_request_t *r,
|
|
196
|
22 ngx_http_variable_value_t *v, uintptr_t data);
|
|
160
|
23
|
|
|
24 static ngx_int_t ngx_http_ssl_add_variables(ngx_conf_t *cf);
|
|
0
|
25 static void *ngx_http_ssl_create_srv_conf(ngx_conf_t *cf);
|
|
|
26 static char *ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf,
|
|
50
|
27 void *parent, void *child);
|
|
0
|
28
|
|
410
|
29 static char *ngx_http_ssl_enable(ngx_conf_t *cf, ngx_command_t *cmd,
|
|
|
30 void *conf);
|
|
272
|
31 static char *ngx_http_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd,
|
|
|
32 void *conf);
|
|
|
33
|
|
112
|
34 #if !defined (SSL_OP_CIPHER_SERVER_PREFERENCE)
|
|
|
35
|
|
|
36 static char *ngx_http_ssl_nosupported(ngx_conf_t *cf, ngx_command_t *cmd,
|
|
|
37 void *conf);
|
|
|
38
|
|
|
39 static char ngx_http_ssl_openssl097[] = "OpenSSL 0.9.7 and higher";
|
|
|
40
|
|
|
41 #endif
|
|
|
42
|
|
0
|
43
|
|
96
|
44 static ngx_conf_bitmask_t ngx_http_ssl_protocols[] = {
|
|
|
45 { ngx_string("SSLv2"), NGX_SSL_SSLv2 },
|
|
|
46 { ngx_string("SSLv3"), NGX_SSL_SSLv3 },
|
|
|
47 { ngx_string("TLSv1"), NGX_SSL_TLSv1 },
|
|
|
48 { ngx_null_string, 0 }
|
|
|
49 };
|
|
|
50
|
|
|
51
|
|
392
|
52 static ngx_conf_enum_t ngx_http_ssl_verify[] = {
|
|
|
53 { ngx_string("off"), 0 },
|
|
|
54 { ngx_string("on"), 1 },
|
|
|
55 { ngx_string("ask"), 2 },
|
|
|
56 { ngx_null_string, 0 }
|
|
|
57 };
|
|
|
58
|
|
|
59
|
|
0
|
60 static ngx_command_t ngx_http_ssl_commands[] = {
|
|
|
61
|
|
|
62 { ngx_string("ssl"),
|
|
148
|
63 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG,
|
|
410
|
64 ngx_http_ssl_enable,
|
|
0
|
65 NGX_HTTP_SRV_CONF_OFFSET,
|
|
|
66 offsetof(ngx_http_ssl_srv_conf_t, enable),
|
|
|
67 NULL },
|
|
|
68
|
|
|
69 { ngx_string("ssl_certificate"),
|
|
148
|
70 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
|
|
0
|
71 ngx_conf_set_str_slot,
|
|
|
72 NGX_HTTP_SRV_CONF_OFFSET,
|
|
|
73 offsetof(ngx_http_ssl_srv_conf_t, certificate),
|
|
|
74 NULL },
|
|
|
75
|
|
|
76 { ngx_string("ssl_certificate_key"),
|
|
148
|
77 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
|
|
0
|
78 ngx_conf_set_str_slot,
|
|
|
79 NGX_HTTP_SRV_CONF_OFFSET,
|
|
|
80 offsetof(ngx_http_ssl_srv_conf_t, certificate_key),
|
|
|
81 NULL },
|
|
|
82
|
|
380
|
83 { ngx_string("ssl_dhparam"),
|
|
|
84 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
|
|
|
85 ngx_conf_set_str_slot,
|
|
|
86 NGX_HTTP_SRV_CONF_OFFSET,
|
|
|
87 offsetof(ngx_http_ssl_srv_conf_t, dhparam),
|
|
|
88 NULL },
|
|
|
89
|
|
96
|
90 { ngx_string("ssl_protocols"),
|
|
112
|
91 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_1MORE,
|
|
96
|
92 ngx_conf_set_bitmask_slot,
|
|
|
93 NGX_HTTP_SRV_CONF_OFFSET,
|
|
|
94 offsetof(ngx_http_ssl_srv_conf_t, protocols),
|
|
|
95 &ngx_http_ssl_protocols },
|
|
|
96
|
|
28
|
97 { ngx_string("ssl_ciphers"),
|
|
112
|
98 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
|
|
28
|
99 ngx_conf_set_str_slot,
|
|
|
100 NGX_HTTP_SRV_CONF_OFFSET,
|
|
|
101 offsetof(ngx_http_ssl_srv_conf_t, ciphers),
|
|
|
102 NULL },
|
|
|
103
|
|
196
|
104 { ngx_string("ssl_verify_client"),
|
|
216
|
105 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG,
|
|
392
|
106 ngx_conf_set_enum_slot,
|
|
196
|
107 NGX_HTTP_SRV_CONF_OFFSET,
|
|
|
108 offsetof(ngx_http_ssl_srv_conf_t, verify),
|
|
392
|
109 &ngx_http_ssl_verify },
|
|
196
|
110
|
|
|
111 { ngx_string("ssl_verify_depth"),
|
|
|
112 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_1MORE,
|
|
|
113 ngx_conf_set_num_slot,
|
|
|
114 NGX_HTTP_SRV_CONF_OFFSET,
|
|
|
115 offsetof(ngx_http_ssl_srv_conf_t, verify_depth),
|
|
|
116 NULL },
|
|
|
117
|
|
|
118 { ngx_string("ssl_client_certificate"),
|
|
|
119 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
|
|
|
120 ngx_conf_set_str_slot,
|
|
|
121 NGX_HTTP_SRV_CONF_OFFSET,
|
|
|
122 offsetof(ngx_http_ssl_srv_conf_t, client_certificate),
|
|
|
123 NULL },
|
|
|
124
|
|
96
|
125 { ngx_string("ssl_prefer_server_ciphers"),
|
|
|
126 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG,
|
|
112
|
127 #ifdef SSL_OP_CIPHER_SERVER_PREFERENCE
|
|
96
|
128 ngx_conf_set_flag_slot,
|
|
|
129 NGX_HTTP_SRV_CONF_OFFSET,
|
|
|
130 offsetof(ngx_http_ssl_srv_conf_t, prefer_server_ciphers),
|
|
|
131 NULL },
|
|
112
|
132 #else
|
|
|
133 ngx_http_ssl_nosupported, 0, 0, ngx_http_ssl_openssl097 },
|
|
|
134 #endif
|
|
96
|
135
|
|
272
|
136 { ngx_string("ssl_session_cache"),
|
|
|
137 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE12,
|
|
|
138 ngx_http_ssl_session_cache,
|
|
|
139 NGX_HTTP_SRV_CONF_OFFSET,
|
|
|
140 0,
|
|
|
141 NULL },
|
|
|
142
|
|
122
|
143 { ngx_string("ssl_session_timeout"),
|
|
|
144 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
|
|
|
145 ngx_conf_set_sec_slot,
|
|
|
146 NGX_HTTP_SRV_CONF_OFFSET,
|
|
|
147 offsetof(ngx_http_ssl_srv_conf_t, session_timeout),
|
|
|
148 NULL },
|
|
|
149
|
|
0
|
150 ngx_null_command
|
|
|
151 };
|
|
|
152
|
|
|
153
|
|
|
154 static ngx_http_module_t ngx_http_ssl_module_ctx = {
|
|
160
|
155 ngx_http_ssl_add_variables, /* preconfiguration */
|
|
58
|
156 NULL, /* postconfiguration */
|
|
0
|
157
|
|
90
|
158 NULL, /* create main configuration */
|
|
|
159 NULL, /* init main configuration */
|
|
0
|
160
|
|
|
161 ngx_http_ssl_create_srv_conf, /* create server configuration */
|
|
|
162 ngx_http_ssl_merge_srv_conf, /* merge server configuration */
|
|
|
163
|
|
|
164 NULL, /* create location configuration */
|
|
34
|
165 NULL /* merge location configuration */
|
|
0
|
166 };
|
|
|
167
|
|
|
168
|
|
|
169 ngx_module_t ngx_http_ssl_module = {
|
|
58
|
170 NGX_MODULE_V1,
|
|
0
|
171 &ngx_http_ssl_module_ctx, /* module context */
|
|
|
172 ngx_http_ssl_commands, /* module directives */
|
|
|
173 NGX_HTTP_MODULE, /* module type */
|
|
90
|
174 NULL, /* init master */
|
|
0
|
175 NULL, /* init module */
|
|
90
|
176 NULL, /* init process */
|
|
|
177 NULL, /* init thread */
|
|
|
178 NULL, /* exit thread */
|
|
|
179 NULL, /* exit process */
|
|
|
180 NULL, /* exit master */
|
|
|
181 NGX_MODULE_V1_PADDING
|
|
0
|
182 };
|
|
|
183
|
|
|
184
|
|
160
|
185 static ngx_http_variable_t ngx_http_ssl_vars[] = {
|
|
|
186
|
|
220
|
187 { ngx_string("ssl_protocol"), NULL, ngx_http_ssl_static_variable,
|
|
340
|
188 (uintptr_t) ngx_ssl_get_protocol, NGX_HTTP_VAR_CHANGEABLE, 0 },
|
|
160
|
189
|
|
220
|
190 { ngx_string("ssl_cipher"), NULL, ngx_http_ssl_static_variable,
|
|
340
|
191 (uintptr_t) ngx_ssl_get_cipher_name, NGX_HTTP_VAR_CHANGEABLE, 0 },
|
|
160
|
192
|
|
380
|
193 { ngx_string("ssl_client_cert"), NULL, ngx_http_ssl_variable,
|
|
|
194 (uintptr_t) ngx_ssl_get_certificate, NGX_HTTP_VAR_CHANGEABLE, 0 },
|
|
|
195
|
|
392
|
196 { ngx_string("ssl_client_raw_cert"), NULL, ngx_http_ssl_variable,
|
|
|
197 (uintptr_t) ngx_ssl_get_raw_certificate,
|
|
|
198 NGX_HTTP_VAR_CHANGEABLE, 0 },
|
|
|
199
|
|
220
|
200 { ngx_string("ssl_client_s_dn"), NULL, ngx_http_ssl_variable,
|
|
340
|
201 (uintptr_t) ngx_ssl_get_subject_dn, NGX_HTTP_VAR_CHANGEABLE, 0 },
|
|
196
|
202
|
|
220
|
203 { ngx_string("ssl_client_i_dn"), NULL, ngx_http_ssl_variable,
|
|
340
|
204 (uintptr_t) ngx_ssl_get_issuer_dn, NGX_HTTP_VAR_CHANGEABLE, 0 },
|
|
220
|
205
|
|
|
206 { ngx_string("ssl_client_serial"), NULL, ngx_http_ssl_variable,
|
|
340
|
207 (uintptr_t) ngx_ssl_get_serial_number, NGX_HTTP_VAR_CHANGEABLE, 0 },
|
|
196
|
208
|
|
186
|
209 { ngx_null_string, NULL, NULL, 0, 0, 0 }
|
|
160
|
210 };
|
|
|
211
|
|
|
212
|
|
272
|
213 static ngx_str_t ngx_http_ssl_sess_id_ctx = ngx_string("HTTP");
|
|
92
|
214
|
|
|
215
|
|
160
|
216 static ngx_int_t
|
|
220
|
217 ngx_http_ssl_static_variable(ngx_http_request_t *r,
|
|
160
|
218 ngx_http_variable_value_t *v, uintptr_t data)
|
|
|
219 {
|
|
220
|
220 ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data;
|
|
160
|
221
|
|
320
|
222 size_t len;
|
|
|
223 ngx_str_t s;
|
|
160
|
224
|
|
|
225 if (r->connection->ssl) {
|
|
|
226
|
|
320
|
227 (void) handler(r->connection, NULL, &s);
|
|
|
228
|
|
|
229 v->data = s.data;
|
|
160
|
230
|
|
220
|
231 for (len = 0; v->data[len]; len++) { /* void */ }
|
|
160
|
232
|
|
|
233 v->len = len;
|
|
|
234 v->valid = 1;
|
|
340
|
235 v->no_cacheable = 0;
|
|
160
|
236 v->not_found = 0;
|
|
|
237
|
|
|
238 return NGX_OK;
|
|
|
239 }
|
|
|
240
|
|
|
241 v->not_found = 1;
|
|
|
242
|
|
|
243 return NGX_OK;
|
|
|
244 }
|
|
|
245
|
|
|
246
|
|
|
247 static ngx_int_t
|
|
220
|
248 ngx_http_ssl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v,
|
|
196
|
249 uintptr_t data)
|
|
|
250 {
|
|
220
|
251 ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data;
|
|
196
|
252
|
|
320
|
253 ngx_str_t s;
|
|
|
254
|
|
196
|
255 if (r->connection->ssl) {
|
|
320
|
256
|
|
|
257 if (handler(r->connection, r->pool, &s) != NGX_OK) {
|
|
196
|
258 return NGX_ERROR;
|
|
|
259 }
|
|
|
260
|
|
320
|
261 v->len = s.len;
|
|
|
262 v->data = s.data;
|
|
|
263
|
|
196
|
264 if (v->len) {
|
|
|
265 v->valid = 1;
|
|
340
|
266 v->no_cacheable = 0;
|
|
196
|
267 v->not_found = 0;
|
|
|
268
|
|
|
269 return NGX_OK;
|
|
|
270 }
|
|
|
271 }
|
|
|
272
|
|
|
273 v->not_found = 1;
|
|
|
274
|
|
|
275 return NGX_OK;
|
|
|
276 }
|
|
|
277
|
|
|
278
|
|
|
279 static ngx_int_t
|
|
160
|
280 ngx_http_ssl_add_variables(ngx_conf_t *cf)
|
|
|
281 {
|
|
|
282 ngx_http_variable_t *var, *v;
|
|
|
283
|
|
|
284 for (v = ngx_http_ssl_vars; v->name.len; v++) {
|
|
|
285 var = ngx_http_add_variable(cf, &v->name, v->flags);
|
|
|
286 if (var == NULL) {
|
|
|
287 return NGX_ERROR;
|
|
|
288 }
|
|
|
289
|
|
186
|
290 var->get_handler = v->get_handler;
|
|
160
|
291 var->data = v->data;
|
|
|
292 }
|
|
|
293
|
|
|
294 return NGX_OK;
|
|
|
295 }
|
|
|
296
|
|
|
297
|
|
50
|
298 static void *
|
|
|
299 ngx_http_ssl_create_srv_conf(ngx_conf_t *cf)
|
|
0
|
300 {
|
|
272
|
301 ngx_http_ssl_srv_conf_t *sscf;
|
|
0
|
302
|
|
272
|
303 sscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_ssl_srv_conf_t));
|
|
|
304 if (sscf == NULL) {
|
|
505
|
305 return NULL;
|
|
0
|
306 }
|
|
|
307
|
|
28
|
308 /*
|
|
|
309 * set by ngx_pcalloc():
|
|
|
310 *
|
|
272
|
311 * sscf->protocols = 0;
|
|
380
|
312 * sscf->certificate = { 0, NULL };
|
|
|
313 * sscf->certificate_key = { 0, NULL };
|
|
|
314 * sscf->dhparam = { 0, NULL };
|
|
|
315 * sscf->client_certificate = { 0, NULL };
|
|
272
|
316 * sscf->ciphers.len = 0;
|
|
|
317 * sscf->ciphers.data = NULL;
|
|
|
318 * sscf->shm_zone = NULL;
|
|
28
|
319 */
|
|
|
320
|
|
272
|
321 sscf->enable = NGX_CONF_UNSET;
|
|
392
|
322 sscf->prefer_server_ciphers = NGX_CONF_UNSET;
|
|
489
|
323 sscf->verify = NGX_CONF_UNSET_UINT;
|
|
|
324 sscf->verify_depth = NGX_CONF_UNSET_UINT;
|
|
272
|
325 sscf->builtin_session_cache = NGX_CONF_UNSET;
|
|
|
326 sscf->session_timeout = NGX_CONF_UNSET;
|
|
0
|
327
|
|
272
|
328 return sscf;
|
|
0
|
329 }
|
|
|
330
|
|
|
331
|
|
50
|
332 static char *
|
|
|
333 ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
0
|
334 {
|
|
|
335 ngx_http_ssl_srv_conf_t *prev = parent;
|
|
|
336 ngx_http_ssl_srv_conf_t *conf = child;
|
|
|
337
|
|
112
|
338 ngx_pool_cleanup_t *cln;
|
|
|
339
|
|
0
|
340 ngx_conf_merge_value(conf->enable, prev->enable, 0);
|
|
|
341
|
|
122
|
342 ngx_conf_merge_value(conf->session_timeout,
|
|
|
343 prev->session_timeout, 300);
|
|
|
344
|
|
96
|
345 ngx_conf_merge_value(conf->prefer_server_ciphers,
|
|
|
346 prev->prefer_server_ciphers, 0);
|
|
|
347
|
|
|
348 ngx_conf_merge_bitmask_value(conf->protocols, prev->protocols,
|
|
|
349 (NGX_CONF_BITMASK_SET
|
|
|
350 |NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1));
|
|
|
351
|
|
392
|
352 ngx_conf_merge_uint_value(conf->verify, prev->verify, 0);
|
|
|
353 ngx_conf_merge_uint_value(conf->verify_depth, prev->verify_depth, 1);
|
|
196
|
354
|
|
410
|
355 ngx_conf_merge_str_value(conf->certificate, prev->certificate, "");
|
|
|
356 ngx_conf_merge_str_value(conf->certificate_key, prev->certificate_key, "");
|
|
0
|
357
|
|
380
|
358 ngx_conf_merge_str_value(conf->dhparam, prev->dhparam, "");
|
|
|
359
|
|
196
|
360 ngx_conf_merge_str_value(conf->client_certificate, prev->client_certificate,
|
|
|
361 "");
|
|
|
362
|
|
392
|
363 ngx_conf_merge_str_value(conf->ciphers, prev->ciphers, NGX_DEFAULT_CIPHERS);
|
|
28
|
364
|
|
|
365
|
|
96
|
366 conf->ssl.log = cf->log;
|
|
0
|
367
|
|
410
|
368 if (conf->enable) {
|
|
|
369
|
|
|
370 if (conf->certificate.len == 0) {
|
|
|
371 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
372 "no \"ssl_certificate\" is defined for "
|
|
|
373 "the \"ssl\" directive in %s:%ui",
|
|
|
374 conf->file, conf->line);
|
|
|
375 return NGX_CONF_ERROR;
|
|
|
376 }
|
|
|
377
|
|
|
378 if (conf->certificate_key.len == 0) {
|
|
|
379 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
380 "no \"ssl_certificate_key\" is defined for "
|
|
|
381 "the \"ssl\" directive in %s:%ui",
|
|
|
382 conf->file, conf->line);
|
|
|
383 return NGX_CONF_ERROR;
|
|
|
384 }
|
|
|
385
|
|
|
386 } else {
|
|
|
387
|
|
|
388 if (conf->certificate.len == 0) {
|
|
|
389 return NGX_CONF_OK;
|
|
|
390 }
|
|
|
391
|
|
|
392 if (conf->certificate_key.len == 0) {
|
|
|
393 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
394 "no \"ssl_certificate_key\" is defined "
|
|
|
395 "for certificate \"%V\"", &conf->certificate);
|
|
|
396 return NGX_CONF_ERROR;
|
|
|
397 }
|
|
|
398 }
|
|
|
399
|
|
272
|
400 if (ngx_ssl_create(&conf->ssl, conf->protocols, conf) != NGX_OK) {
|
|
0
|
401 return NGX_CONF_ERROR;
|
|
|
402 }
|
|
|
403
|
|
306
|
404 #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME
|
|
|
405
|
|
|
406 if (SSL_CTX_set_tlsext_servername_callback(conf->ssl.ctx,
|
|
|
407 ngx_http_ssl_servername)
|
|
|
408 == 0)
|
|
|
409 {
|
|
|
410 ngx_ssl_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
411 "SSL_CTX_set_tlsext_servername_callback() failed");
|
|
|
412 return NGX_CONF_ERROR;
|
|
|
413 }
|
|
|
414
|
|
|
415 #endif
|
|
|
416
|
|
112
|
417 cln = ngx_pool_cleanup_add(cf->pool, 0);
|
|
|
418 if (cln == NULL) {
|
|
58
|
419 return NGX_CONF_ERROR;
|
|
|
420 }
|
|
|
421
|
|
112
|
422 cln->handler = ngx_ssl_cleanup_ctx;
|
|
|
423 cln->data = &conf->ssl;
|
|
|
424
|
|
|
425 if (ngx_ssl_certificate(cf, &conf->ssl, &conf->certificate,
|
|
272
|
426 &conf->certificate_key)
|
|
|
427 != NGX_OK)
|
|
78
|
428 {
|
|
0
|
429 return NGX_CONF_ERROR;
|
|
|
430 }
|
|
|
431
|
|
96
|
432 if (SSL_CTX_set_cipher_list(conf->ssl.ctx,
|
|
112
|
433 (const char *) conf->ciphers.data)
|
|
|
434 == 0)
|
|
78
|
435 {
|
|
0
|
436 ngx_ssl_error(NGX_LOG_EMERG, cf->log, 0,
|
|
96
|
437 "SSL_CTX_set_cipher_list(\"%V\") failed",
|
|
|
438 &conf->ciphers);
|
|
|
439 }
|
|
|
440
|
|
196
|
441 if (conf->verify) {
|
|
392
|
442
|
|
|
443 if (conf->client_certificate.len == 0) {
|
|
|
444 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
445 "no ssl_client_certificate for ssl_client_verify");
|
|
|
446 return NGX_CONF_ERROR;
|
|
|
447 }
|
|
|
448
|
|
220
|
449 if (ngx_ssl_client_certificate(cf, &conf->ssl,
|
|
272
|
450 &conf->client_certificate,
|
|
|
451 conf->verify_depth)
|
|
220
|
452 != NGX_OK)
|
|
|
453 {
|
|
|
454 return NGX_CONF_ERROR;
|
|
196
|
455 }
|
|
|
456 }
|
|
|
457
|
|
112
|
458 #ifdef SSL_OP_CIPHER_SERVER_PREFERENCE
|
|
|
459
|
|
96
|
460 if (conf->prefer_server_ciphers) {
|
|
|
461 SSL_CTX_set_options(conf->ssl.ctx, SSL_OP_CIPHER_SERVER_PREFERENCE);
|
|
|
462 }
|
|
|
463
|
|
112
|
464 #endif
|
|
|
465
|
|
96
|
466 /* a temporary 512-bit RSA key is required for export versions of MSIE */
|
|
|
467 if (ngx_ssl_generate_rsa512_key(&conf->ssl) != NGX_OK) {
|
|
0
|
468 return NGX_CONF_ERROR;
|
|
|
469 }
|
|
|
470
|
|
380
|
471 if (ngx_ssl_dhparam(cf, &conf->ssl, &conf->dhparam) != NGX_OK) {
|
|
|
472 return NGX_CONF_ERROR;
|
|
|
473 }
|
|
|
474
|
|
272
|
475 ngx_conf_merge_value(conf->builtin_session_cache,
|
|
378
|
476 prev->builtin_session_cache, NGX_SSL_NONE_SCACHE);
|
|
272
|
477
|
|
|
478 if (conf->shm_zone == NULL) {
|
|
|
479 conf->shm_zone = prev->shm_zone;
|
|
|
480 }
|
|
92
|
481
|
|
272
|
482 if (ngx_ssl_session_cache(&conf->ssl, &ngx_http_ssl_sess_id_ctx,
|
|
|
483 conf->builtin_session_cache,
|
|
|
484 conf->shm_zone, conf->session_timeout)
|
|
|
485 != NGX_OK)
|
|
|
486 {
|
|
|
487 return NGX_CONF_ERROR;
|
|
|
488 }
|
|
122
|
489
|
|
0
|
490 return NGX_CONF_OK;
|
|
|
491 }
|
|
112
|
492
|
|
|
493
|
|
272
|
494 static char *
|
|
410
|
495 ngx_http_ssl_enable(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
496 {
|
|
|
497 ngx_http_ssl_srv_conf_t *sscf = conf;
|
|
|
498
|
|
|
499 char *rv;
|
|
|
500
|
|
|
501 rv = ngx_conf_set_flag_slot(cf, cmd, conf);
|
|
|
502
|
|
|
503 if (rv != NGX_CONF_OK) {
|
|
|
504 return rv;
|
|
|
505 }
|
|
|
506
|
|
|
507 sscf->file = cf->conf_file->file.name.data;
|
|
|
508 sscf->line = cf->conf_file->line;
|
|
|
509
|
|
|
510 return NGX_CONF_OK;
|
|
|
511 }
|
|
|
512
|
|
|
513
|
|
|
514 static char *
|
|
272
|
515 ngx_http_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
516 {
|
|
|
517 ngx_http_ssl_srv_conf_t *sscf = conf;
|
|
|
518
|
|
|
519 size_t len;
|
|
|
520 ngx_str_t *value, name, size;
|
|
|
521 ngx_int_t n;
|
|
|
522 ngx_uint_t i, j;
|
|
|
523
|
|
|
524 value = cf->args->elts;
|
|
|
525
|
|
|
526 for (i = 1; i < cf->args->nelts; i++) {
|
|
|
527
|
|
358
|
528 if (ngx_strcmp(value[i].data, "off") == 0) {
|
|
|
529 sscf->builtin_session_cache = NGX_SSL_NO_SCACHE;
|
|
|
530 continue;
|
|
|
531 }
|
|
|
532
|
|
378
|
533 if (ngx_strcmp(value[i].data, "none") == 0) {
|
|
|
534 sscf->builtin_session_cache = NGX_SSL_NONE_SCACHE;
|
|
|
535 continue;
|
|
|
536 }
|
|
|
537
|
|
272
|
538 if (ngx_strcmp(value[i].data, "builtin") == 0) {
|
|
|
539 sscf->builtin_session_cache = NGX_SSL_DFLT_BUILTIN_SCACHE;
|
|
|
540 continue;
|
|
|
541 }
|
|
|
542
|
|
|
543 if (value[i].len > sizeof("builtin:") - 1
|
|
|
544 && ngx_strncmp(value[i].data, "builtin:", sizeof("builtin:") - 1)
|
|
|
545 == 0)
|
|
|
546 {
|
|
|
547 n = ngx_atoi(value[i].data + sizeof("builtin:") - 1,
|
|
|
548 value[i].len - (sizeof("builtin:") - 1));
|
|
|
549
|
|
|
550 if (n == NGX_ERROR) {
|
|
|
551 goto invalid;
|
|
|
552 }
|
|
|
553
|
|
|
554 sscf->builtin_session_cache = n;
|
|
|
555
|
|
|
556 continue;
|
|
|
557 }
|
|
|
558
|
|
|
559 if (value[i].len > sizeof("shared:") - 1
|
|
|
560 && ngx_strncmp(value[i].data, "shared:", sizeof("shared:") - 1)
|
|
|
561 == 0)
|
|
|
562 {
|
|
|
563 len = 0;
|
|
|
564
|
|
|
565 for (j = sizeof("shared:") - 1; j < value[i].len; j++) {
|
|
|
566 if (value[i].data[j] == ':') {
|
|
489
|
567 value[i].data[j] = '\0';
|
|
272
|
568 break;
|
|
|
569 }
|
|
|
570
|
|
|
571 len++;
|
|
|
572 }
|
|
|
573
|
|
|
574 if (len == 0) {
|
|
|
575 goto invalid;
|
|
|
576 }
|
|
|
577
|
|
|
578 name.len = len;
|
|
|
579 name.data = value[i].data + sizeof("shared:") - 1;
|
|
|
580
|
|
|
581 size.len = value[i].len - j - 1;
|
|
|
582 size.data = name.data + len + 1;
|
|
|
583
|
|
|
584 n = ngx_parse_size(&size);
|
|
|
585
|
|
|
586 if (n == NGX_ERROR) {
|
|
|
587 goto invalid;
|
|
|
588 }
|
|
|
589
|
|
|
590 if (n < (ngx_int_t) (8 * ngx_pagesize)) {
|
|
|
591 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
592 "session cache \"%V\" is too small",
|
|
|
593 &value[i]);
|
|
|
594
|
|
|
595 return NGX_CONF_ERROR;
|
|
|
596 }
|
|
|
597
|
|
|
598 sscf->shm_zone = ngx_shared_memory_add(cf, &name, n,
|
|
|
599 &ngx_http_ssl_module);
|
|
|
600 if (sscf->shm_zone == NULL) {
|
|
|
601 return NGX_CONF_ERROR;
|
|
|
602 }
|
|
|
603
|
|
|
604 continue;
|
|
|
605 }
|
|
|
606
|
|
|
607 goto invalid;
|
|
|
608 }
|
|
|
609
|
|
|
610 if (sscf->shm_zone && sscf->builtin_session_cache == NGX_CONF_UNSET) {
|
|
|
611 sscf->builtin_session_cache = NGX_SSL_NO_BUILTIN_SCACHE;
|
|
|
612 }
|
|
|
613
|
|
|
614 return NGX_CONF_OK;
|
|
|
615
|
|
|
616 invalid:
|
|
|
617
|
|
|
618 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
619 "invalid session cache \"%V\"", &value[i]);
|
|
|
620
|
|
|
621 return NGX_CONF_ERROR;
|
|
|
622 }
|
|
|
623
|
|
|
624
|
|
112
|
625 #if !defined (SSL_OP_CIPHER_SERVER_PREFERENCE)
|
|
|
626
|
|
|
627 static char *
|
|
|
628 ngx_http_ssl_nosupported(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
629 {
|
|
|
630 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
631 "\"%V\" directive is available only in %s,",
|
|
|
632 &cmd->name, cmd->post);
|
|
|
633
|
|
|
634 return NGX_CONF_ERROR;
|
|
|
635 }
|
|
|
636
|
|
|
637 #endif
|
