|
0
|
1
|
|
|
2 /*
|
|
|
3 * Copyright (C) Igor Sysoev
|
|
660
|
4 * Copyright (C) Nginx, Inc.
|
|
0
|
5 */
|
|
|
6
|
|
|
7
|
|
|
8 #include <ngx_config.h>
|
|
|
9 #include <ngx_core.h>
|
|
|
10
|
|
|
11
|
|
516
|
12 static ngx_atomic_t temp_number = 0;
|
|
|
13 ngx_atomic_t *ngx_temp_number = &temp_number;
|
|
|
14 ngx_atomic_int_t ngx_random_number = 123456;
|
|
0
|
15
|
|
|
16
|
|
42
|
17 ssize_t
|
|
|
18 ngx_write_chain_to_temp_file(ngx_temp_file_t *tf, ngx_chain_t *chain)
|
|
0
|
19 {
|
|
16
|
20 ngx_int_t rc;
|
|
0
|
21
|
|
|
22 if (tf->file.fd == NGX_INVALID_FILE) {
|
|
|
23 rc = ngx_create_temp_file(&tf->file, tf->path, tf->pool,
|
|
278
|
24 tf->persistent, tf->clean, tf->access);
|
|
0
|
25
|
|
|
26 if (rc == NGX_ERROR || rc == NGX_AGAIN) {
|
|
|
27 return rc;
|
|
|
28 }
|
|
|
29
|
|
216
|
30 if (tf->log_level) {
|
|
|
31 ngx_log_error(tf->log_level, tf->file.log, 0, "%s %V",
|
|
186
|
32 tf->warn, &tf->file.name);
|
|
0
|
33 }
|
|
|
34 }
|
|
|
35
|
|
|
36 return ngx_write_chain_to_file(&tf->file, chain, tf->offset, tf->pool);
|
|
|
37 }
|
|
|
38
|
|
|
39
|
|
42
|
40 ngx_int_t
|
|
|
41 ngx_create_temp_file(ngx_file_t *file, ngx_path_t *path, ngx_pool_t *pool,
|
|
278
|
42 ngx_uint_t persistent, ngx_uint_t clean, ngx_uint_t access)
|
|
0
|
43 {
|
|
282
|
44 uint32_t n;
|
|
58
|
45 ngx_err_t err;
|
|
112
|
46 ngx_pool_cleanup_t *cln;
|
|
|
47 ngx_pool_cleanup_file_t *clnf;
|
|
0
|
48
|
|
282
|
49 file->name.len = path->name.len + 1 + path->len + 10;
|
|
0
|
50
|
|
382
|
51 file->name.data = ngx_pnalloc(pool, file->name.len + 1);
|
|
50
|
52 if (file->name.data == NULL) {
|
|
16
|
53 return NGX_ERROR;
|
|
|
54 }
|
|
0
|
55
|
|
|
56 #if 0
|
|
|
57 for (i = 0; i < file->name.len; i++) {
|
|
|
58 file->name.data[i] = 'X';
|
|
|
59 }
|
|
|
60 #endif
|
|
|
61
|
|
|
62 ngx_memcpy(file->name.data, path->name.data, path->name.len);
|
|
|
63
|
|
282
|
64 n = (uint32_t) ngx_next_temp_number(0);
|
|
0
|
65
|
|
356
|
66 cln = ngx_pool_cleanup_add(pool, sizeof(ngx_pool_cleanup_file_t));
|
|
|
67 if (cln == NULL) {
|
|
|
68 return NGX_ERROR;
|
|
|
69 }
|
|
|
70
|
|
0
|
71 for ( ;; ) {
|
|
66
|
72 (void) ngx_sprintf(file->name.data + path->name.len + 1 + path->len,
|
|
282
|
73 "%010uD%Z", n);
|
|
0
|
74
|
|
356
|
75 ngx_create_hashed_filename(path, file->name.data, file->name.len);
|
|
0
|
76
|
|
356
|
77 ngx_log_debug1(NGX_LOG_DEBUG_CORE, file->log, 0,
|
|
|
78 "hashed path: %s", file->name.data);
|
|
112
|
79
|
|
276
|
80 file->fd = ngx_open_tempfile(file->name.data, persistent, access);
|
|
0
|
81
|
|
|
82 ngx_log_debug1(NGX_LOG_DEBUG_CORE, file->log, 0,
|
|
|
83 "temp fd:%d", file->fd);
|
|
|
84
|
|
|
85 if (file->fd != NGX_INVALID_FILE) {
|
|
112
|
86
|
|
278
|
87 cln->handler = clean ? ngx_pool_delete_file : ngx_pool_cleanup_file;
|
|
112
|
88 clnf = cln->data;
|
|
58
|
89
|
|
112
|
90 clnf->fd = file->fd;
|
|
|
91 clnf->name = file->name.data;
|
|
|
92 clnf->log = pool->log;
|
|
58
|
93
|
|
0
|
94 return NGX_OK;
|
|
|
95 }
|
|
|
96
|
|
|
97 err = ngx_errno;
|
|
|
98
|
|
|
99 if (err == NGX_EEXIST) {
|
|
282
|
100 n = (uint32_t) ngx_next_temp_number(1);
|
|
0
|
101 continue;
|
|
|
102 }
|
|
|
103
|
|
514
|
104 if ((path->level[0] == 0) || (err != NGX_ENOPATH)) {
|
|
0
|
105 ngx_log_error(NGX_LOG_CRIT, file->log, err,
|
|
|
106 ngx_open_tempfile_n " \"%s\" failed",
|
|
|
107 file->name.data);
|
|
|
108 return NGX_ERROR;
|
|
|
109 }
|
|
|
110
|
|
|
111 if (ngx_create_path(file, path) == NGX_ERROR) {
|
|
|
112 return NGX_ERROR;
|
|
|
113 }
|
|
|
114 }
|
|
|
115 }
|
|
|
116
|
|
|
117
|
|
42
|
118 void
|
|
356
|
119 ngx_create_hashed_filename(ngx_path_t *path, u_char *file, size_t len)
|
|
0
|
120 {
|
|
356
|
121 size_t i, level;
|
|
|
122 ngx_uint_t n;
|
|
0
|
123
|
|
356
|
124 i = path->name.len + 1;
|
|
0
|
125
|
|
356
|
126 file[path->name.len + path->len] = '/';
|
|
0
|
127
|
|
356
|
128 for (n = 0; n < 3; n++) {
|
|
|
129 level = path->level[n];
|
|
0
|
130
|
|
|
131 if (level == 0) {
|
|
|
132 break;
|
|
|
133 }
|
|
|
134
|
|
356
|
135 len -= level;
|
|
|
136 file[i - 1] = '/';
|
|
|
137 ngx_memcpy(&file[i], &file[len], level);
|
|
|
138 i += level + 1;
|
|
0
|
139 }
|
|
|
140 }
|
|
|
141
|
|
|
142
|
|
42
|
143 ngx_int_t
|
|
|
144 ngx_create_path(ngx_file_t *file, ngx_path_t *path)
|
|
0
|
145 {
|
|
66
|
146 size_t pos;
|
|
|
147 ngx_err_t err;
|
|
|
148 ngx_uint_t i;
|
|
0
|
149
|
|
|
150 pos = path->name.len;
|
|
|
151
|
|
|
152 for (i = 0; i < 3; i++) {
|
|
|
153 if (path->level[i] == 0) {
|
|
|
154 break;
|
|
|
155 }
|
|
|
156
|
|
|
157 pos += path->level[i] + 1;
|
|
|
158
|
|
|
159 file->name.data[pos] = '\0';
|
|
|
160
|
|
|
161 ngx_log_debug1(NGX_LOG_DEBUG_CORE, file->log, 0,
|
|
|
162 "temp file: \"%s\"", file->name.data);
|
|
|
163
|
|
218
|
164 if (ngx_create_dir(file->name.data, 0700) == NGX_FILE_ERROR) {
|
|
0
|
165 err = ngx_errno;
|
|
|
166 if (err != NGX_EEXIST) {
|
|
|
167 ngx_log_error(NGX_LOG_CRIT, file->log, err,
|
|
|
168 ngx_create_dir_n " \"%s\" failed",
|
|
|
169 file->name.data);
|
|
|
170 return NGX_ERROR;
|
|
|
171 }
|
|
|
172 }
|
|
|
173
|
|
|
174 file->name.data[pos] = '/';
|
|
|
175 }
|
|
|
176
|
|
|
177 return NGX_OK;
|
|
|
178 }
|
|
|
179
|
|
|
180
|
|
186
|
181 ngx_err_t
|
|
218
|
182 ngx_create_full_path(u_char *dir, ngx_uint_t access)
|
|
186
|
183 {
|
|
|
184 u_char *p, ch;
|
|
|
185 ngx_err_t err;
|
|
|
186
|
|
536
|
187 err = 0;
|
|
|
188
|
|
|
189 #if (NGX_WIN32)
|
|
|
190 p = dir + 3;
|
|
|
191 #else
|
|
|
192 p = dir + 1;
|
|
|
193 #endif
|
|
|
194
|
|
|
195 for ( /* void */ ; *p; p++) {
|
|
186
|
196 ch = *p;
|
|
|
197
|
|
|
198 if (ch != '/') {
|
|
|
199 continue;
|
|
|
200 }
|
|
|
201
|
|
|
202 *p = '\0';
|
|
|
203
|
|
218
|
204 if (ngx_create_dir(dir, access) == NGX_FILE_ERROR) {
|
|
186
|
205 err = ngx_errno;
|
|
536
|
206
|
|
|
207 switch (err) {
|
|
|
208 case NGX_EEXIST:
|
|
|
209 err = 0;
|
|
|
210 case NGX_EACCES:
|
|
|
211 break;
|
|
|
212
|
|
|
213 default:
|
|
186
|
214 return err;
|
|
|
215 }
|
|
|
216 }
|
|
|
217
|
|
|
218 *p = '/';
|
|
|
219 }
|
|
|
220
|
|
536
|
221 return err;
|
|
186
|
222 }
|
|
|
223
|
|
|
224
|
|
44
|
225 ngx_atomic_uint_t
|
|
42
|
226 ngx_next_temp_number(ngx_uint_t collision)
|
|
0
|
227 {
|
|
516
|
228 ngx_atomic_uint_t n, add;
|
|
|
229
|
|
|
230 add = collision ? ngx_random_number : 1;
|
|
0
|
231
|
|
516
|
232 n = ngx_atomic_fetch_add(ngx_temp_number, add);
|
|
|
233
|
|
|
234 return n + add;
|
|
0
|
235 }
|
|
|
236
|
|
|
237
|
|
42
|
238 char *
|
|
|
239 ngx_conf_set_path_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
240 {
|
|
|
241 char *p = conf;
|
|
|
242
|
|
16
|
243 ssize_t level;
|
|
178
|
244 ngx_str_t *value;
|
|
0
|
245 ngx_uint_t i, n;
|
|
28
|
246 ngx_path_t *path, **slot;
|
|
0
|
247
|
|
16
|
248 slot = (ngx_path_t **) (p + cmd->offset);
|
|
0
|
249
|
|
16
|
250 if (*slot) {
|
|
0
|
251 return "is duplicate";
|
|
|
252 }
|
|
|
253
|
|
50
|
254 path = ngx_pcalloc(cf->pool, sizeof(ngx_path_t));
|
|
|
255 if (path == NULL) {
|
|
16
|
256 return NGX_CONF_ERROR;
|
|
|
257 }
|
|
0
|
258
|
|
16
|
259 value = cf->args->elts;
|
|
0
|
260
|
|
|
261 path->name = value[1];
|
|
178
|
262
|
|
210
|
263 if (path->name.data[path->name.len - 1] == '/') {
|
|
|
264 path->name.len--;
|
|
|
265 }
|
|
|
266
|
|
454
|
267 if (ngx_conf_full_name(cf->cycle, &path->name, 0) != NGX_OK) {
|
|
178
|
268 return NULL;
|
|
|
269 }
|
|
|
270
|
|
0
|
271 path->len = 0;
|
|
514
|
272 path->manager = NULL;
|
|
|
273 path->loader = NULL;
|
|
16
|
274 path->conf_file = cf->conf_file->file.name.data;
|
|
|
275 path->line = cf->conf_file->line;
|
|
0
|
276
|
|
|
277 for (i = 0, n = 2; n < cf->args->nelts; i++, n++) {
|
|
|
278 level = ngx_atoi(value[n].data, value[n].len);
|
|
|
279 if (level == NGX_ERROR || level == 0) {
|
|
|
280 return "invalid value";
|
|
|
281 }
|
|
|
282
|
|
|
283 path->level[i] = level;
|
|
|
284 path->len += level + 1;
|
|
|
285 }
|
|
|
286
|
|
|
287 while (i < 3) {
|
|
|
288 path->level[i++] = 0;
|
|
|
289 }
|
|
|
290
|
|
28
|
291 *slot = path;
|
|
16
|
292
|
|
28
|
293 if (ngx_add_path(cf, slot) == NGX_ERROR) {
|
|
|
294 return NGX_CONF_ERROR;
|
|
|
295 }
|
|
|
296
|
|
|
297 return NGX_CONF_OK;
|
|
|
298 }
|
|
|
299
|
|
|
300
|
|
318
|
301 char *
|
|
464
|
302 ngx_conf_merge_path_value(ngx_conf_t *cf, ngx_path_t **path, ngx_path_t *prev,
|
|
|
303 ngx_path_init_t *init)
|
|
|
304 {
|
|
|
305 if (*path) {
|
|
|
306 return NGX_CONF_OK;
|
|
|
307 }
|
|
|
308
|
|
|
309 if (prev) {
|
|
|
310 *path = prev;
|
|
|
311 return NGX_CONF_OK;
|
|
|
312 }
|
|
|
313
|
|
|
314 *path = ngx_palloc(cf->pool, sizeof(ngx_path_t));
|
|
|
315 if (*path == NULL) {
|
|
|
316 return NGX_CONF_ERROR;
|
|
|
317 }
|
|
|
318
|
|
|
319 (*path)->name = init->name;
|
|
|
320
|
|
|
321 if (ngx_conf_full_name(cf->cycle, &(*path)->name, 0) != NGX_OK) {
|
|
|
322 return NGX_CONF_ERROR;
|
|
|
323 }
|
|
|
324
|
|
|
325 (*path)->level[0] = init->level[0];
|
|
|
326 (*path)->level[1] = init->level[1];
|
|
|
327 (*path)->level[2] = init->level[2];
|
|
|
328
|
|
|
329 (*path)->len = init->level[0] + (init->level[0] ? 1 : 0)
|
|
|
330 + init->level[1] + (init->level[1] ? 1 : 0)
|
|
|
331 + init->level[2] + (init->level[2] ? 1 : 0);
|
|
|
332
|
|
468
|
333 (*path)->manager = NULL;
|
|
514
|
334 (*path)->loader = NULL;
|
|
464
|
335 (*path)->conf_file = NULL;
|
|
|
336
|
|
|
337 if (ngx_add_path(cf, path) != NGX_OK) {
|
|
|
338 return NGX_CONF_ERROR;
|
|
|
339 }
|
|
|
340
|
|
|
341 return NGX_CONF_OK;
|
|
|
342 }
|
|
|
343
|
|
|
344
|
|
|
345 char *
|
|
318
|
346 ngx_conf_set_access_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
347 {
|
|
|
348 char *confp = conf;
|
|
|
349
|
|
|
350 u_char *p;
|
|
|
351 ngx_str_t *value;
|
|
|
352 ngx_uint_t i, right, shift, *access;
|
|
|
353
|
|
|
354 access = (ngx_uint_t *) (confp + cmd->offset);
|
|
320
|
355
|
|
318
|
356 if (*access != NGX_CONF_UNSET_UINT) {
|
|
|
357 return "is duplicate";
|
|
|
358 }
|
|
320
|
359
|
|
318
|
360 value = cf->args->elts;
|
|
|
361
|
|
|
362 *access = 0600;
|
|
|
363
|
|
|
364 for (i = 1; i < cf->args->nelts; i++) {
|
|
|
365
|
|
|
366 p = value[i].data;
|
|
|
367
|
|
|
368 if (ngx_strncmp(p, "user:", sizeof("user:") - 1) == 0) {
|
|
|
369 shift = 6;
|
|
|
370 p += sizeof("user:") - 1;
|
|
|
371
|
|
|
372 } else if (ngx_strncmp(p, "group:", sizeof("group:") - 1) == 0) {
|
|
|
373 shift = 3;
|
|
|
374 p += sizeof("group:") - 1;
|
|
|
375
|
|
|
376 } else if (ngx_strncmp(p, "all:", sizeof("all:") - 1) == 0) {
|
|
|
377 shift = 0;
|
|
|
378 p += sizeof("all:") - 1;
|
|
|
379
|
|
|
380 } else {
|
|
|
381 goto invalid;
|
|
|
382 }
|
|
|
383
|
|
|
384 if (ngx_strcmp(p, "rw") == 0) {
|
|
|
385 right = 6;
|
|
|
386
|
|
|
387 } else if (ngx_strcmp(p, "r") == 0) {
|
|
|
388 right = 4;
|
|
|
389
|
|
|
390 } else {
|
|
|
391 goto invalid;
|
|
|
392 }
|
|
|
393
|
|
|
394 *access |= right << shift;
|
|
|
395 }
|
|
320
|
396
|
|
318
|
397 return NGX_CONF_OK;
|
|
|
398
|
|
|
399 invalid:
|
|
|
400
|
|
|
401 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid value \"%V\"", &value[i]);
|
|
|
402
|
|
|
403 return NGX_CONF_ERROR;
|
|
|
404 }
|
|
|
405
|
|
|
406
|
|
42
|
407 ngx_int_t
|
|
|
408 ngx_add_path(ngx_conf_t *cf, ngx_path_t **slot)
|
|
28
|
409 {
|
|
|
410 ngx_uint_t i, n;
|
|
|
411 ngx_path_t *path, **p;
|
|
|
412
|
|
|
413 path = *slot;
|
|
|
414
|
|
688
|
415 p = cf->cycle->paths.elts;
|
|
|
416 for (i = 0; i < cf->cycle->paths.nelts; i++) {
|
|
28
|
417 if (p[i]->name.len == path->name.len
|
|
|
418 && ngx_strcmp(p[i]->name.data, path->name.data) == 0)
|
|
16
|
419 {
|
|
|
420 for (n = 0; n < 3; n++) {
|
|
28
|
421 if (p[i]->level[n] != path->level[n]) {
|
|
|
422 if (path->conf_file == NULL) {
|
|
30
|
423 if (p[i]->conf_file == NULL) {
|
|
|
424 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
425 "the default path name \"%V\" has "
|
|
|
426 "the same name as another default path, "
|
|
|
427 "but the different levels, you need to "
|
|
|
428 "redefine one of them in http section",
|
|
|
429 &p[i]->name);
|
|
|
430 return NGX_ERROR;
|
|
|
431 }
|
|
|
432
|
|
28
|
433 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
434 "the path name \"%V\" in %s:%ui has "
|
|
30
|
435 "the same name as default path, but "
|
|
28
|
436 "the different levels, you need to "
|
|
|
437 "define default path in http section",
|
|
|
438 &p[i]->name, p[i]->conf_file, p[i]->line);
|
|
|
439 return NGX_ERROR;
|
|
|
440 }
|
|
|
441
|
|
16
|
442 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
28
|
443 "the same path name \"%V\" in %s:%ui "
|
|
|
444 "has the different levels than",
|
|
|
445 &p[i]->name, p[i]->conf_file, p[i]->line);
|
|
|
446 return NGX_ERROR;
|
|
16
|
447 }
|
|
|
448
|
|
28
|
449 if (p[i]->level[n] == 0) {
|
|
16
|
450 break;
|
|
|
451 }
|
|
|
452 }
|
|
|
453
|
|
28
|
454 *slot = p[i];
|
|
16
|
455
|
|
28
|
456 return NGX_OK;
|
|
16
|
457 }
|
|
|
458 }
|
|
|
459
|
|
688
|
460 p = ngx_array_push(&cf->cycle->paths);
|
|
50
|
461 if (p == NULL) {
|
|
28
|
462 return NGX_ERROR;
|
|
16
|
463 }
|
|
|
464
|
|
28
|
465 *p = path;
|
|
0
|
466
|
|
28
|
467 return NGX_OK;
|
|
0
|
468 }
|
|
16
|
469
|
|
|
470
|
|
42
|
471 ngx_int_t
|
|
688
|
472 ngx_create_paths(ngx_cycle_t *cycle, ngx_uid_t user)
|
|
16
|
473 {
|
|
|
474 ngx_err_t err;
|
|
|
475 ngx_uint_t i;
|
|
|
476 ngx_path_t **path;
|
|
|
477
|
|
688
|
478 path = cycle->paths.elts;
|
|
|
479 for (i = 0; i < cycle->paths.nelts; i++) {
|
|
16
|
480
|
|
218
|
481 if (ngx_create_dir(path[i]->name.data, 0700) == NGX_FILE_ERROR) {
|
|
16
|
482 err = ngx_errno;
|
|
|
483 if (err != NGX_EEXIST) {
|
|
|
484 ngx_log_error(NGX_LOG_EMERG, cycle->log, err,
|
|
|
485 ngx_create_dir_n " \"%s\" failed",
|
|
|
486 path[i]->name.data);
|
|
|
487 return NGX_ERROR;
|
|
|
488 }
|
|
|
489 }
|
|
|
490
|
|
66
|
491 if (user == (ngx_uid_t) NGX_CONF_UNSET_UINT) {
|
|
16
|
492 continue;
|
|
|
493 }
|
|
|
494
|
|
|
495 #if !(NGX_WIN32)
|
|
356
|
496 {
|
|
|
497 ngx_file_info_t fi;
|
|
16
|
498
|
|
484
|
499 if (ngx_file_info((const char *) path[i]->name.data, &fi)
|
|
|
500 == NGX_FILE_ERROR)
|
|
|
501 {
|
|
16
|
502 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
503 ngx_file_info_n " \"%s\" failed", path[i]->name.data);
|
|
|
504 return NGX_ERROR;
|
|
|
505 }
|
|
|
506
|
|
|
507 if (fi.st_uid != user) {
|
|
|
508 if (chown((const char *) path[i]->name.data, user, -1) == -1) {
|
|
|
509 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
510 "chown(\"%s\", %d) failed",
|
|
|
511 path[i]->name.data, user);
|
|
|
512 return NGX_ERROR;
|
|
|
513 }
|
|
|
514 }
|
|
|
515
|
|
|
516 if ((fi.st_mode & (S_IRUSR|S_IWUSR|S_IXUSR))
|
|
|
517 != (S_IRUSR|S_IWUSR|S_IXUSR))
|
|
|
518 {
|
|
|
519 fi.st_mode |= (S_IRUSR|S_IWUSR|S_IXUSR);
|
|
|
520
|
|
|
521 if (chmod((const char *) path[i]->name.data, fi.st_mode) == -1) {
|
|
|
522 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
523 "chmod() \"%s\" failed", path[i]->name.data);
|
|
|
524 return NGX_ERROR;
|
|
|
525 }
|
|
|
526 }
|
|
356
|
527 }
|
|
16
|
528 #endif
|
|
|
529 }
|
|
|
530
|
|
|
531 return NGX_OK;
|
|
|
532 }
|
|
272
|
533
|
|
|
534
|
|
|
535 ngx_int_t
|
|
362
|
536 ngx_ext_rename_file(ngx_str_t *src, ngx_str_t *to, ngx_ext_rename_file_t *ext)
|
|
356
|
537 {
|
|
514
|
538 u_char *name;
|
|
|
539 ngx_err_t err;
|
|
|
540 ngx_copy_file_t cf;
|
|
356
|
541
|
|
|
542 #if !(NGX_WIN32)
|
|
|
543
|
|
430
|
544 if (ext->access) {
|
|
|
545 if (ngx_change_file_access(src->data, ext->access) == NGX_FILE_ERROR) {
|
|
|
546 ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
|
|
|
547 ngx_change_file_access_n " \"%s\" failed", src->data);
|
|
|
548 err = 0;
|
|
|
549 goto failed;
|
|
|
550 }
|
|
356
|
551 }
|
|
|
552
|
|
|
553 #endif
|
|
|
554
|
|
362
|
555 if (ext->time != -1) {
|
|
|
556 if (ngx_set_file_time(src->data, ext->fd, ext->time) != NGX_OK) {
|
|
|
557 ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
|
|
|
558 ngx_set_file_time_n " \"%s\" failed", src->data);
|
|
|
559 err = 0;
|
|
|
560 goto failed;
|
|
|
561 }
|
|
|
562 }
|
|
|
563
|
|
356
|
564 if (ngx_rename_file(src->data, to->data) != NGX_FILE_ERROR) {
|
|
|
565 return NGX_OK;
|
|
|
566 }
|
|
|
567
|
|
|
568 err = ngx_errno;
|
|
|
569
|
|
514
|
570 if (err == NGX_ENOPATH) {
|
|
|
571
|
|
362
|
572 if (!ext->create_path) {
|
|
356
|
573 goto failed;
|
|
|
574 }
|
|
|
575
|
|
430
|
576 err = ngx_create_full_path(to->data, ngx_dir_access(ext->path_access));
|
|
356
|
577
|
|
|
578 if (err) {
|
|
362
|
579 ngx_log_error(NGX_LOG_CRIT, ext->log, err,
|
|
356
|
580 ngx_create_dir_n " \"%s\" failed", to->data);
|
|
|
581 err = 0;
|
|
|
582 goto failed;
|
|
|
583 }
|
|
|
584
|
|
|
585 if (ngx_rename_file(src->data, to->data) != NGX_FILE_ERROR) {
|
|
|
586 return NGX_OK;
|
|
|
587 }
|
|
|
588
|
|
|
589 err = ngx_errno;
|
|
|
590 }
|
|
|
591
|
|
|
592 #if (NGX_WIN32)
|
|
|
593
|
|
|
594 if (err == NGX_EEXIST) {
|
|
556
|
595 err = ngx_win32_rename_file(src, to, ext->log);
|
|
558
|
596
|
|
|
597 if (err == 0) {
|
|
|
598 return NGX_OK;
|
|
|
599 }
|
|
356
|
600 }
|
|
|
601
|
|
|
602 #endif
|
|
|
603
|
|
514
|
604 if (err == NGX_EXDEV) {
|
|
|
605
|
|
|
606 cf.size = -1;
|
|
|
607 cf.buf_size = 0;
|
|
|
608 cf.access = ext->access;
|
|
|
609 cf.time = ext->time;
|
|
|
610 cf.log = ext->log;
|
|
|
611
|
|
516
|
612 name = ngx_alloc(to->len + 1 + 10 + 1, ext->log);
|
|
514
|
613 if (name == NULL) {
|
|
|
614 return NGX_ERROR;
|
|
|
615 }
|
|
|
616
|
|
516
|
617 (void) ngx_sprintf(name, "%*s.%010uD%Z", to->len, to->data,
|
|
514
|
618 (uint32_t) ngx_next_temp_number(0));
|
|
|
619
|
|
|
620 if (ngx_copy_file(src->data, name, &cf) == NGX_OK) {
|
|
|
621
|
|
516
|
622 if (ngx_rename_file(name, to->data) != NGX_FILE_ERROR) {
|
|
514
|
623 ngx_free(name);
|
|
516
|
624
|
|
|
625 if (ngx_delete_file(src->data) == NGX_FILE_ERROR) {
|
|
|
626 ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
|
|
|
627 ngx_delete_file_n " \"%s\" failed",
|
|
|
628 src->data);
|
|
|
629 return NGX_ERROR;
|
|
|
630 }
|
|
|
631
|
|
|
632 return NGX_OK;
|
|
514
|
633 }
|
|
|
634
|
|
516
|
635 ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
|
|
|
636 ngx_rename_file_n " \"%s\" to \"%s\" failed",
|
|
|
637 name, to->data);
|
|
514
|
638
|
|
516
|
639 if (ngx_delete_file(name) == NGX_FILE_ERROR) {
|
|
514
|
640 ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
|
|
516
|
641 ngx_delete_file_n " \"%s\" failed", name);
|
|
514
|
642
|
|
|
643 }
|
|
|
644 }
|
|
|
645
|
|
|
646 ngx_free(name);
|
|
516
|
647
|
|
|
648 err = 0;
|
|
514
|
649 }
|
|
|
650
|
|
356
|
651 failed:
|
|
|
652
|
|
366
|
653 if (ext->delete_file) {
|
|
356
|
654 if (ngx_delete_file(src->data) == NGX_FILE_ERROR) {
|
|
362
|
655 ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
|
|
356
|
656 ngx_delete_file_n " \"%s\" failed", src->data);
|
|
|
657 }
|
|
|
658 }
|
|
|
659
|
|
514
|
660 if (err) {
|
|
362
|
661 ngx_log_error(NGX_LOG_CRIT, ext->log, err,
|
|
356
|
662 ngx_rename_file_n " \"%s\" to \"%s\" failed",
|
|
|
663 src->data, to->data);
|
|
|
664 }
|
|
|
665
|
|
514
|
666 return NGX_ERROR;
|
|
|
667 }
|
|
|
668
|
|
|
669
|
|
|
670 ngx_int_t
|
|
|
671 ngx_copy_file(u_char *from, u_char *to, ngx_copy_file_t *cf)
|
|
|
672 {
|
|
|
673 char *buf;
|
|
|
674 off_t size;
|
|
|
675 size_t len;
|
|
|
676 ssize_t n;
|
|
|
677 ngx_fd_t fd, nfd;
|
|
|
678 ngx_int_t rc;
|
|
|
679 ngx_file_info_t fi;
|
|
|
680
|
|
|
681 rc = NGX_ERROR;
|
|
|
682 buf = NULL;
|
|
|
683 nfd = NGX_INVALID_FILE;
|
|
|
684
|
|
|
685 fd = ngx_open_file(from, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0);
|
|
|
686
|
|
|
687 if (fd == NGX_INVALID_FILE) {
|
|
|
688 ngx_log_error(NGX_LOG_CRIT, cf->log, ngx_errno,
|
|
|
689 ngx_open_file_n " \"%s\" failed", from);
|
|
|
690 goto failed;
|
|
|
691 }
|
|
|
692
|
|
|
693 if (cf->size != -1) {
|
|
|
694 size = cf->size;
|
|
|
695
|
|
|
696 } else {
|
|
|
697 if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) {
|
|
|
698 ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
|
|
|
699 ngx_fd_info_n " \"%s\" failed", from);
|
|
|
700
|
|
|
701 goto failed;
|
|
|
702 }
|
|
|
703
|
|
|
704 size = ngx_file_size(&fi);
|
|
|
705 }
|
|
|
706
|
|
|
707 len = cf->buf_size ? cf->buf_size : 65536;
|
|
|
708
|
|
|
709 if ((off_t) len > size) {
|
|
|
710 len = (size_t) size;
|
|
|
711 }
|
|
|
712
|
|
|
713 buf = ngx_alloc(len, cf->log);
|
|
|
714 if (buf == NULL) {
|
|
|
715 goto failed;
|
|
|
716 }
|
|
|
717
|
|
|
718 nfd = ngx_open_file(to, NGX_FILE_WRONLY, NGX_FILE_CREATE_OR_OPEN,
|
|
|
719 cf->access);
|
|
|
720
|
|
|
721 if (nfd == NGX_INVALID_FILE) {
|
|
|
722 ngx_log_error(NGX_LOG_CRIT, cf->log, ngx_errno,
|
|
|
723 ngx_open_file_n " \"%s\" failed", to);
|
|
|
724 goto failed;
|
|
|
725 }
|
|
|
726
|
|
|
727 while (size > 0) {
|
|
430
|
728
|
|
514
|
729 if ((off_t) len > size) {
|
|
|
730 len = (size_t) size;
|
|
|
731 }
|
|
|
732
|
|
|
733 n = ngx_read_fd(fd, buf, len);
|
|
|
734
|
|
694
|
735 if (n == -1) {
|
|
514
|
736 ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
|
|
|
737 ngx_read_fd_n " \"%s\" failed", from);
|
|
|
738 goto failed;
|
|
|
739 }
|
|
|
740
|
|
|
741 if ((size_t) n != len) {
|
|
694
|
742 ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
|
|
514
|
743 ngx_read_fd_n " has read only %z of %uz from %s",
|
|
|
744 n, size, from);
|
|
|
745 goto failed;
|
|
|
746 }
|
|
|
747
|
|
|
748 n = ngx_write_fd(nfd, buf, len);
|
|
|
749
|
|
694
|
750 if (n == -1) {
|
|
514
|
751 ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
|
|
|
752 ngx_write_fd_n " \"%s\" failed", to);
|
|
|
753 goto failed;
|
|
|
754 }
|
|
|
755
|
|
|
756 if ((size_t) n != len) {
|
|
694
|
757 ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
|
|
514
|
758 ngx_write_fd_n " has written only %z of %uz to %s",
|
|
|
759 n, size, to);
|
|
|
760 goto failed;
|
|
|
761 }
|
|
|
762
|
|
|
763 size -= n;
|
|
|
764 }
|
|
|
765
|
|
566
|
766 if (cf->time != -1) {
|
|
|
767 if (ngx_set_file_time(to, nfd, cf->time) != NGX_OK) {
|
|
|
768 ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
|
|
|
769 ngx_set_file_time_n " \"%s\" failed", to);
|
|
|
770 goto failed;
|
|
|
771 }
|
|
514
|
772 }
|
|
|
773
|
|
|
774 rc = NGX_OK;
|
|
|
775
|
|
|
776 failed:
|
|
|
777
|
|
|
778 if (nfd != NGX_INVALID_FILE) {
|
|
|
779 if (ngx_close_file(nfd) == NGX_FILE_ERROR) {
|
|
|
780 ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
|
|
|
781 ngx_close_file_n " \"%s\" failed", to);
|
|
|
782 }
|
|
|
783 }
|
|
|
784
|
|
|
785 if (fd != NGX_INVALID_FILE) {
|
|
|
786 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
787 ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
|
|
|
788 ngx_close_file_n " \"%s\" failed", from);
|
|
|
789 }
|
|
|
790 }
|
|
|
791
|
|
|
792 if (buf) {
|
|
|
793 ngx_free(buf);
|
|
|
794 }
|
|
|
795
|
|
|
796 return rc;
|
|
356
|
797 }
|
|
|
798
|
|
|
799
|
|
|
800 /*
|
|
|
801 * ctx->init_handler() - see ctx->alloc
|
|
|
802 * ctx->file_handler() - file handler
|
|
|
803 * ctx->pre_tree_handler() - handler is called before entering directory
|
|
|
804 * ctx->post_tree_handler() - handler is called after leaving directory
|
|
|
805 * ctx->spec_handler() - special (socket, FIFO, etc.) file handler
|
|
|
806 *
|
|
|
807 * ctx->data - some data structure, it may be the same on all levels, or
|
|
|
808 * reallocated if ctx->alloc is nonzero
|
|
|
809 *
|
|
|
810 * ctx->alloc - a size of data structure that is allocated at every level
|
|
670
|
811 * and is initialized by ctx->init_handler()
|
|
356
|
812 *
|
|
|
813 * ctx->log - a log
|
|
|
814 *
|
|
|
815 * on fatal (memory) error handler must return NGX_ABORT to stop walking tree
|
|
|
816 */
|
|
|
817
|
|
|
818 ngx_int_t
|
|
272
|
819 ngx_walk_tree(ngx_tree_ctx_t *ctx, ngx_str_t *tree)
|
|
|
820 {
|
|
|
821 void *data, *prev;
|
|
|
822 u_char *p, *name;
|
|
|
823 size_t len;
|
|
|
824 ngx_int_t rc;
|
|
|
825 ngx_err_t err;
|
|
|
826 ngx_str_t file, buf;
|
|
|
827 ngx_dir_t dir;
|
|
|
828
|
|
570
|
829 ngx_str_null(&buf);
|
|
272
|
830
|
|
|
831 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ctx->log, 0,
|
|
|
832 "walk tree \"%V\"", tree);
|
|
|
833
|
|
|
834 if (ngx_open_dir(tree, &dir) == NGX_ERROR) {
|
|
|
835 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
|
|
|
836 ngx_open_dir_n " \"%s\" failed", tree->data);
|
|
|
837 return NGX_ERROR;
|
|
|
838 }
|
|
|
839
|
|
|
840 prev = ctx->data;
|
|
|
841
|
|
276
|
842 if (ctx->alloc) {
|
|
|
843 data = ngx_alloc(ctx->alloc, ctx->log);
|
|
272
|
844 if (data == NULL) {
|
|
|
845 goto failed;
|
|
|
846 }
|
|
|
847
|
|
|
848 if (ctx->init_handler(data, prev) == NGX_ABORT) {
|
|
|
849 goto failed;
|
|
|
850 }
|
|
|
851
|
|
|
852 ctx->data = data;
|
|
322
|
853
|
|
|
854 } else {
|
|
|
855 data = NULL;
|
|
272
|
856 }
|
|
|
857
|
|
|
858 for ( ;; ) {
|
|
|
859
|
|
|
860 ngx_set_errno(0);
|
|
|
861
|
|
|
862 if (ngx_read_dir(&dir) == NGX_ERROR) {
|
|
|
863 err = ngx_errno;
|
|
|
864
|
|
|
865 if (err == NGX_ENOMOREFILES) {
|
|
|
866 rc = NGX_OK;
|
|
|
867
|
|
|
868 } else {
|
|
|
869 ngx_log_error(NGX_LOG_CRIT, ctx->log, err,
|
|
|
870 ngx_read_dir_n " \"%s\" failed", tree->data);
|
|
|
871 rc = NGX_ERROR;
|
|
|
872 }
|
|
|
873
|
|
|
874 goto done;
|
|
|
875 }
|
|
|
876
|
|
|
877 len = ngx_de_namelen(&dir);
|
|
|
878 name = ngx_de_name(&dir);
|
|
|
879
|
|
|
880 ngx_log_debug2(NGX_LOG_DEBUG_CORE, ctx->log, 0,
|
|
|
881 "tree name %uz:\"%s\"", len, name);
|
|
|
882
|
|
|
883 if (len == 1 && name[0] == '.') {
|
|
|
884 continue;
|
|
|
885 }
|
|
|
886
|
|
|
887 if (len == 2 && name[0] == '.' && name[1] == '.') {
|
|
|
888 continue;
|
|
|
889 }
|
|
|
890
|
|
|
891 file.len = tree->len + 1 + len;
|
|
|
892
|
|
|
893 if (file.len + NGX_DIR_MASK_LEN > buf.len) {
|
|
|
894
|
|
|
895 if (buf.len) {
|
|
|
896 ngx_free(buf.data);
|
|
|
897 }
|
|
|
898
|
|
|
899 buf.len = tree->len + 1 + len + NGX_DIR_MASK_LEN;
|
|
|
900
|
|
|
901 buf.data = ngx_alloc(buf.len + 1, ctx->log);
|
|
|
902 if (buf.data == NULL) {
|
|
|
903 goto failed;
|
|
|
904 }
|
|
|
905 }
|
|
|
906
|
|
|
907 p = ngx_cpymem(buf.data, tree->data, tree->len);
|
|
|
908 *p++ = '/';
|
|
|
909 ngx_memcpy(p, name, len + 1);
|
|
|
910
|
|
|
911 file.data = buf.data;
|
|
|
912
|
|
|
913 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ctx->log, 0,
|
|
|
914 "tree path \"%s\"", file.data);
|
|
|
915
|
|
|
916 if (!dir.valid_info) {
|
|
|
917 if (ngx_de_info(file.data, &dir) == NGX_FILE_ERROR) {
|
|
|
918 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
|
|
|
919 ngx_de_info_n " \"%s\" failed", file.data);
|
|
|
920 continue;
|
|
|
921 }
|
|
|
922 }
|
|
|
923
|
|
|
924 if (ngx_de_is_file(&dir)) {
|
|
|
925
|
|
|
926 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ctx->log, 0,
|
|
|
927 "tree file \"%s\"", file.data);
|
|
|
928
|
|
276
|
929 ctx->size = ngx_de_size(&dir);
|
|
632
|
930 ctx->fs_size = ngx_de_fs_size(&dir);
|
|
276
|
931 ctx->access = ngx_de_access(&dir);
|
|
|
932 ctx->mtime = ngx_de_mtime(&dir);
|
|
|
933
|
|
272
|
934 if (ctx->file_handler(ctx, &file) == NGX_ABORT) {
|
|
|
935 goto failed;
|
|
|
936 }
|
|
|
937
|
|
|
938 } else if (ngx_de_is_dir(&dir)) {
|
|
|
939
|
|
|
940 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ctx->log, 0,
|
|
|
941 "tree enter dir \"%s\"", file.data);
|
|
|
942
|
|
276
|
943 ctx->access = ngx_de_access(&dir);
|
|
|
944 ctx->mtime = ngx_de_mtime(&dir);
|
|
|
945
|
|
272
|
946 if (ctx->pre_tree_handler(ctx, &file) == NGX_ABORT) {
|
|
|
947 goto failed;
|
|
|
948 }
|
|
|
949
|
|
|
950 if (ngx_walk_tree(ctx, &file) == NGX_ABORT) {
|
|
|
951 goto failed;
|
|
|
952 }
|
|
|
953
|
|
276
|
954 ctx->access = ngx_de_access(&dir);
|
|
|
955 ctx->mtime = ngx_de_mtime(&dir);
|
|
|
956
|
|
272
|
957 if (ctx->post_tree_handler(ctx, &file) == NGX_ABORT) {
|
|
|
958 goto failed;
|
|
|
959 }
|
|
|
960
|
|
|
961 } else {
|
|
|
962
|
|
|
963 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ctx->log, 0,
|
|
|
964 "tree special \"%s\"", file.data);
|
|
|
965
|
|
|
966 if (ctx->spec_handler(ctx, &file) == NGX_ABORT) {
|
|
|
967 goto failed;
|
|
|
968 }
|
|
|
969 }
|
|
|
970 }
|
|
|
971
|
|
|
972 failed:
|
|
|
973
|
|
|
974 rc = NGX_ABORT;
|
|
|
975
|
|
|
976 done:
|
|
|
977
|
|
|
978 if (buf.len) {
|
|
|
979 ngx_free(buf.data);
|
|
|
980 }
|
|
|
981
|
|
322
|
982 if (data) {
|
|
|
983 ngx_free(data);
|
|
272
|
984 ctx->data = prev;
|
|
|
985 }
|
|
|
986
|
|
|
987 if (ngx_close_dir(&dir) == NGX_ERROR) {
|
|
|
988 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
|
|
|
989 ngx_close_dir_n " \"%s\" failed", tree->data);
|
|
|
990 }
|
|
|
991
|
|
|
992 return rc;
|
|
|
993 }
|
