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
|
|
11
|
|
12 #define NGX_HTTP_USERID_OFF 0
|
|
13 #define NGX_HTTP_USERID_LOG 1
|
|
14 #define NGX_HTTP_USERID_V1 2
|
|
15 #define NGX_HTTP_USERID_ON 3
|
|
16
|
|
17 /* 31 Dec 2037 23:55:55 GMT */
|
|
18 #define NGX_HTTP_USERID_MAX_EXPIRES 2145916555
|
|
19
|
|
20
|
|
21 typedef struct {
|
|
22 ngx_flag_t enable;
|
|
23
|
|
24 ngx_int_t service;
|
|
25
|
|
26 ngx_str_t name;
|
|
27 ngx_str_t domain;
|
|
28 ngx_str_t path;
|
|
29 time_t expires;
|
|
30
|
|
31 ngx_int_t p3p;
|
|
32 ngx_str_t p3p_string;
|
|
33 } ngx_http_userid_conf_t;
|
|
34
|
|
35
|
|
36 typedef struct {
|
|
37 uint32_t uid_got[4];
|
|
38 uint32_t uid_set[4];
|
|
39 } ngx_http_userid_ctx_t;
|
|
40
|
|
41
|
|
42 static ngx_int_t ngx_http_userid_get_uid(ngx_http_request_t *r,
|
|
43 ngx_http_userid_ctx_t *ctx,
|
|
44 ngx_http_userid_conf_t *conf);
|
|
45 static ngx_int_t ngx_http_userid_set_uid(ngx_http_request_t *r,
|
|
46 ngx_http_userid_ctx_t *ctx,
|
|
47 ngx_http_userid_conf_t *conf);
|
|
48
|
|
49 static u_char *ngx_http_userid_log_uid_got(ngx_http_request_t *r, u_char *buf,
|
|
50 uintptr_t data);
|
|
51 static u_char *ngx_http_userid_log_uid_set(ngx_http_request_t *r, u_char *buf,
|
|
52 uintptr_t data);
|
|
53
|
|
54 static ngx_int_t ngx_http_userid_init(ngx_cycle_t *cycle);
|
|
55 static ngx_int_t ngx_http_userid_pre_conf(ngx_conf_t *cf);
|
|
56 static void *ngx_http_userid_create_conf(ngx_conf_t *cf);
|
|
57 static char *ngx_http_userid_merge_conf(ngx_conf_t *cf, void *parent,
|
|
58 void *child);
|
|
59 char *ngx_conf_check_domain(ngx_conf_t *cf, void *post, void *data);
|
|
60 char *ngx_http_userid_expires(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
|
|
61
|
|
62
|
|
63 static uint32_t sequencer_v1 = 1;
|
|
64 static uint32_t sequencer_v2 = 0x03030302;
|
|
65
|
|
66
|
|
67 static u_char expires[] = "; expires=Thu, 31-Dec-37 23:55:55 GMT";
|
|
68
|
|
69
|
|
70 static ngx_http_output_header_filter_pt ngx_http_next_header_filter;
|
|
71
|
|
72
|
|
73 static ngx_conf_enum_t ngx_http_userid_state[] = {
|
|
74 { ngx_string("off"), NGX_HTTP_USERID_OFF },
|
|
75 { ngx_string("log"), NGX_HTTP_USERID_LOG },
|
|
76 { ngx_string("v1"), NGX_HTTP_USERID_V1 },
|
|
77 { ngx_string("on"), NGX_HTTP_USERID_ON },
|
|
78 { ngx_null_string, 0 }
|
|
79 };
|
|
80
|
|
81
|
|
82 static ngx_conf_post_handler_pt ngx_conf_check_domain_p =
|
|
83 ngx_conf_check_domain;
|
|
84
|
|
85
|
|
86 static ngx_command_t ngx_http_userid_commands[] = {
|
|
87
|
|
88 { ngx_string("userid"),
|
|
89 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
|
|
90 ngx_conf_set_enum_slot,
|
|
91 NGX_HTTP_LOC_CONF_OFFSET,
|
|
92 offsetof(ngx_http_userid_conf_t, enable),
|
|
93 ngx_http_userid_state },
|
|
94
|
|
95 { ngx_string("userid_service"),
|
|
96 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
|
|
97 ngx_conf_set_num_slot,
|
|
98 NGX_HTTP_LOC_CONF_OFFSET,
|
|
99 offsetof(ngx_http_userid_conf_t, service),
|
|
100 NULL },
|
|
101
|
|
102 { ngx_string("userid_name"),
|
|
103 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
|
|
104 ngx_conf_set_str_slot,
|
|
105 NGX_HTTP_LOC_CONF_OFFSET,
|
|
106 offsetof(ngx_http_userid_conf_t, name),
|
|
107 NULL },
|
|
108
|
|
109 { ngx_string("userid_domain"),
|
|
110 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
|
|
111 ngx_conf_set_str_slot,
|
|
112 NGX_HTTP_LOC_CONF_OFFSET,
|
|
113 offsetof(ngx_http_userid_conf_t, domain),
|
|
114 &ngx_conf_check_domain_p },
|
|
115
|
|
116 { ngx_string("userid_path"),
|
|
117 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
|
|
118 ngx_conf_set_str_slot,
|
|
119 NGX_HTTP_LOC_CONF_OFFSET,
|
|
120 offsetof(ngx_http_userid_conf_t, path),
|
|
121 NULL },
|
|
122
|
|
123 { ngx_string("userid_expires"),
|
|
124 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
|
|
125 ngx_http_userid_expires,
|
|
126 NGX_HTTP_LOC_CONF_OFFSET,
|
|
127 0,
|
|
128 NULL },
|
|
129
|
|
130 ngx_null_command
|
|
131 };
|
|
132
|
|
133
|
|
134 ngx_http_module_t ngx_http_userid_filter_module_ctx = {
|
|
135 ngx_http_userid_pre_conf, /* pre conf */
|
|
136
|
|
137 NULL, /* create main configuration */
|
|
138 NULL, /* init main configuration */
|
|
139
|
|
140 NULL, /* create server configuration */
|
|
141 NULL, /* merge server configuration */
|
|
142
|
|
143 ngx_http_userid_create_conf, /* create location configration */
|
|
144 ngx_http_userid_merge_conf /* merge location configration */
|
|
145 };
|
|
146
|
|
147
|
|
148 ngx_module_t ngx_http_userid_filter_module = {
|
|
149 NGX_MODULE,
|
|
150 &ngx_http_userid_filter_module_ctx, /* module context */
|
|
151 ngx_http_userid_commands, /* module directives */
|
|
152 NGX_HTTP_MODULE, /* module type */
|
|
153 ngx_http_userid_init, /* init module */
|
|
154 NULL /* init process */
|
|
155 };
|
|
156
|
|
157
|
|
158 static ngx_http_log_op_name_t ngx_http_userid_log_fmt_ops[] = {
|
|
159 { ngx_string("uid_got"), 0, ngx_http_userid_log_uid_got },
|
|
160 { ngx_string("uid_set"), 0, ngx_http_userid_log_uid_set },
|
|
161 { ngx_null_string, 0, NULL }
|
|
162 };
|
|
163
|
|
164
|
|
165 static ngx_int_t ngx_http_userid_filter(ngx_http_request_t *r)
|
|
166 {
|
|
167 ngx_int_t rc;
|
|
168 ngx_http_userid_ctx_t *ctx;
|
|
169 ngx_http_userid_conf_t *conf;
|
|
170
|
|
171 conf = ngx_http_get_module_loc_conf(r, ngx_http_userid_filter_module);
|
|
172
|
|
173 if (conf->enable == NGX_HTTP_USERID_OFF) {
|
|
174 return ngx_http_next_header_filter(r);
|
|
175 }
|
|
176
|
|
177 ngx_http_create_ctx(r, ctx, ngx_http_userid_filter_module,
|
|
178 sizeof(ngx_http_userid_ctx_t), NGX_ERROR);
|
|
179
|
|
180 rc = ngx_http_userid_get_uid(r, ctx, conf);
|
|
181
|
|
182 if (rc != NGX_OK) {
|
|
183 return rc;
|
|
184 }
|
|
185
|
|
186 if (conf->enable == NGX_HTTP_USERID_LOG || ctx->uid_got[3] != 0) {
|
|
187 return ngx_http_next_header_filter(r);
|
|
188 }
|
|
189
|
|
190 rc = ngx_http_userid_set_uid(r, ctx, conf);
|
|
191
|
|
192 if (rc != NGX_OK) {
|
|
193 return rc;
|
|
194 }
|
|
195
|
|
196 return ngx_http_next_header_filter(r);
|
|
197 }
|
|
198
|
|
199
|
|
200 static ngx_int_t ngx_http_userid_get_uid(ngx_http_request_t *r,
|
|
201 ngx_http_userid_ctx_t *ctx,
|
|
202 ngx_http_userid_conf_t *conf)
|
|
203 {
|
|
204 u_char *start, *last, *end;
|
|
205 ngx_uint_t i;
|
|
206 ngx_str_t src, dst;
|
|
207 ngx_table_elt_t **cookies;
|
|
208
|
|
209 cookies = r->headers_in.cookies.elts;
|
|
210
|
|
211 for (i = 0; i < r->headers_in.cookies.nelts; i++) {
|
|
212 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
213 "cookie: \"%s\"", cookies[i]->value.data);
|
|
214
|
|
215 end = cookies[i]->value.data + cookies[i]->value.len;
|
|
216
|
|
217 for (start = cookies[i]->value.data; start < end; /* void */) {
|
|
218
|
|
219 if (conf->name.len >= cookies[i]->value.len
|
|
220 || ngx_strncmp(start, conf->name.data, conf->name.len) != 0)
|
|
221 {
|
|
222 start += conf->name.len;
|
|
223 while (start < end && *start++ != ';') { /* void */ }
|
|
224
|
|
225 for (/* void */; start < end && *start == ' '; start++) { /**/ }
|
|
226
|
|
227 continue;
|
|
228 }
|
|
229
|
|
230 for (start += conf->name.len; start < end && *start == ' '; start++)
|
|
231 {
|
|
232 /* void */
|
|
233 }
|
|
234
|
|
235 if (*start != '=') {
|
|
236 break;
|
|
237 }
|
|
238
|
|
239 for (start++; start < end && *start == ' '; start++) { /* void */ }
|
|
240
|
|
241 for (last = start; last < end && *last != ';'; last++) { /**/ }
|
|
242
|
|
243 if (last - start < 22) {
|
|
244 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
245 "client sent too short userid cookie \"%s\"",
|
|
246 cookies[i]->value.data);
|
|
247 break;
|
|
248 }
|
|
249
|
|
250 /*
|
|
251 * we have to limit encoded string to 22 characters
|
|
252 * because there are already the millions cookies with a garbage
|
|
253 * instead of the correct base64 trail "=="
|
|
254 */
|
|
255
|
|
256 src.len = 22;
|
|
257 src.data = start;
|
|
258 dst.data = (u_char *) ctx->uid_got;
|
|
259
|
|
260 if (ngx_decode_base64(&src, &dst) == NGX_ERROR) {
|
|
261 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
262 "client sent invalid userid cookie \"%s\"",
|
|
263 cookies[i]->value.data);
|
|
264 break;
|
|
265 }
|
|
266
|
|
267 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
268 "uid: %08X%08X%08X%08X",
|
|
269 ctx->uid_got[0], ctx->uid_got[1],
|
|
270 ctx->uid_got[2], ctx->uid_got[3]);
|
|
271
|
|
272 return NGX_OK;
|
|
273 }
|
|
274 }
|
|
275
|
|
276 return NGX_OK;
|
|
277 }
|
|
278
|
|
279
|
|
280 static ngx_int_t ngx_http_userid_set_uid(ngx_http_request_t *r,
|
|
281 ngx_http_userid_ctx_t *ctx,
|
|
282 ngx_http_userid_conf_t *conf)
|
|
283
|
|
284 {
|
|
285 u_char *cookie, *p;
|
|
286 size_t len;
|
|
287 socklen_t slen;
|
|
288 struct sockaddr_in addr_in;
|
|
289 ngx_str_t src, dst;
|
|
290 ngx_table_elt_t *set_cookie;
|
|
291
|
|
292 /* TODO: mutex for sequencers */
|
|
293
|
|
294 if (conf->enable == NGX_HTTP_USERID_V1) {
|
|
295 if (conf->service == NGX_CONF_UNSET) {
|
|
296 ctx->uid_set[0] = 0;
|
|
297 } else {
|
|
298 ctx->uid_set[0] = htonl(conf->service);
|
|
299 }
|
|
300
|
|
301 ctx->uid_set[1] = ngx_time();
|
|
302 ctx->uid_set[2] = ngx_pid;
|
|
303 ctx->uid_set[3] = sequencer_v1;
|
|
304 sequencer_v1 += 0x100;
|
|
305
|
|
306 } else {
|
|
307 if (conf->service == NGX_CONF_UNSET) {
|
|
308 if (r->in_addr == 0) {
|
|
309 slen = sizeof(struct sockaddr_in);
|
|
310 if (getsockname(r->connection->fd,
|
|
311 (struct sockaddr *) &addr_in, &slen) == -1)
|
|
312 {
|
|
313 ngx_log_error(NGX_LOG_CRIT, r->connection->log,
|
|
314 ngx_socket_errno,
|
|
315 "getsockname() failed");
|
|
316 }
|
|
317
|
|
318 r->in_addr = addr_in.sin_addr.s_addr;
|
|
319 }
|
|
320
|
|
321 ctx->uid_set[0] = htonl(r->in_addr);
|
|
322
|
|
323 } else {
|
|
324 ctx->uid_set[0] = htonl(conf->service);
|
|
325 }
|
|
326
|
|
327 ctx->uid_set[1] = htonl(ngx_time());
|
|
328 ctx->uid_set[2] = htonl(ngx_pid);
|
|
329 ctx->uid_set[3] = htonl(sequencer_v2);
|
|
330 sequencer_v2 += 0x100;
|
|
331 if (sequencer_v2 < 0x03030302) {
|
|
332 sequencer_v2 = 0x03030302;
|
|
333 }
|
|
334 }
|
|
335
|
|
336 len = conf->name.len + 1 + ngx_base64_encoded_length(16) + 1;
|
|
337
|
|
338 if (conf->expires) {
|
|
339 len += sizeof(expires) - 1 + 2;
|
|
340 }
|
|
341
|
|
342 if (conf->domain.len > 1) {
|
|
343 len += sizeof("; domain=") - 1 + conf->domain.len;
|
|
344 }
|
|
345
|
|
346 if (conf->path.len) {
|
|
347 len += sizeof("; path=") - 1 + conf->path.len;
|
|
348 }
|
|
349
|
|
350 if (!(cookie = ngx_palloc(r->pool, len))) {
|
|
351 return NGX_ERROR;
|
|
352 }
|
|
353
|
|
354 p = ngx_cpymem(cookie, conf->name.data, conf->name.len);
|
|
355 *p++ = '=';
|
|
356
|
|
357 src.len = 16;
|
|
358 src.data = (u_char *) ctx->uid_set;
|
|
359 dst.data = p;
|
|
360
|
|
361 ngx_encode_base64(&src, &dst);
|
|
362
|
|
363 p += dst.len;
|
|
364
|
|
365 if (conf->expires == NGX_HTTP_USERID_MAX_EXPIRES) {
|
|
366 p = ngx_cpymem(p, expires, sizeof(expires) - 1);
|
|
367
|
|
368 } else if (conf->expires) {
|
|
369 p = ngx_cpymem(p, expires, sizeof("; expires=") - 1);
|
|
370 p += ngx_http_cookie_time(p, ngx_time() + conf->expires);
|
|
371 }
|
|
372
|
|
373 if (conf->domain.len > 1) {
|
|
374 p = ngx_cpymem(p, "; domain=", sizeof("; domain=") - 1);
|
|
375 p = ngx_cpymem(p, conf->domain.data, conf->domain.len);
|
|
376 }
|
|
377
|
|
378 if (conf->path.len) {
|
|
379 p = ngx_cpymem(p, "; path=", sizeof("; path=") - 1);
|
|
380 p = ngx_cpymem(p, conf->path.data, conf->path.len);
|
|
381 }
|
|
382
|
|
383 *p = '\0';
|
|
384
|
|
385 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
386 "uid cookie: \"%s\"", cookie);
|
|
387
|
|
388 if (!(set_cookie = ngx_list_push(&r->headers_out.headers))) {
|
|
389 return NGX_ERROR;
|
|
390 }
|
|
391
|
|
392 set_cookie->key.len = sizeof("Set-Cookie") - 1;
|
|
393 set_cookie->key.data = (u_char *) "Set-Cookie";
|
|
394 set_cookie->value.len = p - cookie;
|
|
395 set_cookie->value.data = cookie;
|
|
396
|
|
397 return NGX_OK;
|
|
398 }
|
|
399
|
|
400
|
|
401 static u_char *ngx_http_userid_log_uid_got(ngx_http_request_t *r, u_char *buf,
|
|
402 uintptr_t data)
|
|
403 {
|
|
404 ngx_http_userid_ctx_t *ctx;
|
|
405 ngx_http_userid_conf_t *conf;
|
|
406
|
|
407 ctx = ngx_http_get_module_ctx(r, ngx_http_userid_filter_module);
|
|
408
|
|
409 if (ctx == NULL || ctx->uid_got[3] == 0) {
|
|
410 if (buf == NULL) {
|
|
411 return (u_char *) 1;
|
|
412 }
|
|
413
|
|
414 *buf = '-';
|
|
415 return buf + 1;
|
|
416 }
|
|
417
|
|
418 conf = ngx_http_get_module_loc_conf(r, ngx_http_userid_filter_module);
|
|
419
|
|
420 if (buf == NULL) {
|
|
421 return (u_char *) (conf->name.len + 1 + 32);
|
|
422 }
|
|
423
|
|
424 buf = ngx_cpymem(buf, conf->name.data, conf->name.len);
|
|
425
|
|
426 *buf++ = '=';
|
|
427
|
|
428 return buf + ngx_snprintf((char *) buf, 33, "%08X%08X%08X%08X",
|
|
429 ctx->uid_got[0], ctx->uid_got[1],
|
|
430 ctx->uid_got[2], ctx->uid_got[3]);
|
|
431 }
|
|
432
|
|
433
|
|
434 static u_char *ngx_http_userid_log_uid_set(ngx_http_request_t *r, u_char *buf,
|
|
435 uintptr_t data)
|
|
436 {
|
|
437 ngx_http_userid_ctx_t *ctx;
|
|
438 ngx_http_userid_conf_t *conf;
|
|
439
|
|
440 ctx = ngx_http_get_module_ctx(r, ngx_http_userid_filter_module);
|
|
441
|
|
442 if (ctx == NULL || ctx->uid_set[3] == 0) {
|
|
443 if (buf == NULL) {
|
|
444 return (u_char *) 1;
|
|
445 }
|
|
446
|
|
447 *buf = '-';
|
|
448 return buf + 1;
|
|
449 }
|
|
450
|
|
451 conf = ngx_http_get_module_loc_conf(r, ngx_http_userid_filter_module);
|
|
452
|
|
453 if (buf == NULL) {
|
|
454 return (u_char *) (conf->name.len + 1 + 32);
|
|
455 }
|
|
456
|
|
457 buf = ngx_cpymem(buf, conf->name.data, conf->name.len);
|
|
458
|
|
459 *buf++ = '=';
|
|
460
|
|
461 return buf + ngx_snprintf((char *) buf, 33, "%08X%08X%08X%08X",
|
|
462 ctx->uid_set[0], ctx->uid_set[1],
|
|
463 ctx->uid_set[2], ctx->uid_set[3]);
|
|
464 }
|
|
465
|
|
466
|
|
467 static ngx_int_t ngx_http_userid_init(ngx_cycle_t *cycle)
|
|
468 {
|
|
469 ngx_http_next_header_filter = ngx_http_top_header_filter;
|
|
470 ngx_http_top_header_filter = ngx_http_userid_filter;
|
|
471
|
|
472 return NGX_OK;
|
|
473 }
|
|
474
|
|
475
|
|
476 static ngx_int_t ngx_http_userid_pre_conf(ngx_conf_t *cf)
|
|
477 {
|
|
478 ngx_http_log_op_name_t *op;
|
|
479
|
|
480 for (op = ngx_http_userid_log_fmt_ops; op->name.len; op++) { /* void */ }
|
|
481 op->op = NULL;
|
|
482
|
|
483 op = ngx_http_log_fmt_ops;
|
|
484
|
|
485 for (op = ngx_http_log_fmt_ops; op->op; op++) {
|
|
486 if (op->name.len == 0) {
|
|
487 op = (ngx_http_log_op_name_t *) op->op;
|
|
488 }
|
|
489 }
|
|
490
|
|
491 op->op = (ngx_http_log_op_pt) ngx_http_userid_log_fmt_ops;
|
|
492
|
|
493 return NGX_OK;
|
|
494 }
|
|
495
|
|
496
|
|
497 static void *ngx_http_userid_create_conf(ngx_conf_t *cf)
|
|
498 {
|
|
499 ngx_http_userid_conf_t *conf;
|
|
500
|
|
501 if (!(conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_userid_conf_t)))) {
|
|
502 return NGX_CONF_ERROR;
|
|
503 }
|
|
504
|
|
505 /* set by ngx_pcalloc():
|
|
506
|
|
507 conf->name.len = 0;
|
|
508 conf->name.date = NULL;
|
|
509 conf->domain.len = 0;
|
|
510 conf->domain.date = NULL;
|
|
511 conf->path.len = 0;
|
|
512 conf->path.date = NULL;
|
|
513
|
|
514 */
|
|
515
|
|
516 conf->enable = NGX_CONF_UNSET;
|
|
517 conf->service = NGX_CONF_UNSET;
|
|
518 conf->expires = NGX_CONF_UNSET;
|
|
519
|
|
520 return conf;
|
|
521 }
|
|
522
|
|
523
|
|
524 static char *ngx_http_userid_merge_conf(ngx_conf_t *cf, void *parent,
|
|
525 void *child)
|
|
526 {
|
|
527 ngx_http_userid_conf_t *prev = parent;
|
|
528 ngx_http_userid_conf_t *conf = child;
|
|
529
|
|
530 ngx_conf_merge_value(conf->enable, prev->enable, NGX_HTTP_USERID_OFF);
|
|
531
|
|
532 ngx_conf_merge_str_value(conf->name, prev->name, "uid");
|
|
533 ngx_conf_merge_str_value(conf->domain, prev->domain, ".");
|
|
534 ngx_conf_merge_str_value(conf->path, prev->path, "/");
|
|
535
|
|
536 ngx_conf_merge_value(conf->service, prev->service, NGX_CONF_UNSET);
|
|
537 ngx_conf_merge_sec_value(conf->expires, prev->expires, 0);
|
|
538
|
|
539 return NGX_CONF_OK;
|
|
540 }
|
|
541
|
|
542
|
|
543 char *ngx_conf_check_domain(ngx_conf_t *cf, void *post, void *data)
|
|
544 {
|
|
545 ngx_str_t *domain = data;
|
|
546
|
|
547 if (domain->len == 4 && ngx_strcmp(domain->data, "none") == 0) {
|
|
548 domain->len = 1;
|
|
549 domain->data = (u_char *) ".";
|
|
550 }
|
|
551
|
|
552 return NGX_CONF_OK;
|
|
553 }
|
|
554
|
|
555
|
|
556 char *ngx_http_userid_expires(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
557 {
|
|
558 ngx_http_userid_conf_t *ucf = conf;
|
|
559
|
|
560 ngx_str_t *value;
|
|
561
|
|
562 if (ucf->expires != NGX_CONF_UNSET) {
|
|
563 return "is duplicate";
|
|
564 }
|
|
565
|
|
566 value = cf->args->elts;
|
|
567
|
|
568 if (ngx_strcmp(value[1].data, "max") == 0) {
|
|
569 ucf->expires = NGX_HTTP_USERID_MAX_EXPIRES;
|
|
570 return NGX_CONF_OK;
|
|
571 }
|
|
572
|
|
573 if (ngx_strcmp(value[1].data, "off") == 0) {
|
|
574 ucf->expires = 0;
|
|
575 return NGX_CONF_OK;
|
|
576 }
|
|
577
|
|
578 ucf->expires = ngx_parse_time(&value[1], 1);
|
|
579 if (ucf->expires == NGX_ERROR) {
|
|
580 return "invalid value";
|
|
581 }
|
|
582
|
|
583 if (ucf->expires == NGX_PARSE_LARGE_TIME) {
|
|
584 return "value must be less than 68 years";
|
|
585 }
|
|
586
|
|
587 return NGX_CONF_OK;
|
|
588 }
|