Commit | Line | Data |
---|---|---|
992ce9ef FT |
1 | /* |
2 | ashd - A Sane HTTP Daemon | |
3 | Copyright (C) 2008 Fredrik Tolf <fredrik@dolda2000.com> | |
4 | ||
5 | This program is free software: you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation, either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. | |
17 | */ | |
18 | ||
19 | #include <stdlib.h> | |
20 | #include <stdio.h> | |
21 | #include <string.h> | |
22 | #include <unistd.h> | |
23 | #include <errno.h> | |
24 | #include <sys/stat.h> | |
25 | #include <ctype.h> | |
26 | #include <dirent.h> | |
27 | #include <fnmatch.h> | |
17e55136 | 28 | #include <time.h> |
992ce9ef FT |
29 | |
30 | #ifdef HAVE_CONFIG_H | |
31 | #include <config.h> | |
32 | #endif | |
33 | #include <utils.h> | |
34 | #include <mt.h> | |
35 | #include <log.h> | |
36 | #include <req.h> | |
37 | #include <proc.h> | |
d422fdfd | 38 | #include <resp.h> |
06c1a718 | 39 | #include <cf.h> |
992ce9ef | 40 | |
992ce9ef FT |
41 | #define PAT_BASENAME 0 |
42 | #define PAT_PATHNAME 1 | |
43 | #define PAT_ALL 2 | |
44 | #define PAT_DEFAULT 3 | |
45 | ||
46 | struct config { | |
47 | struct config *next, *prev; | |
48 | char *path; | |
17e55136 | 49 | time_t mtime, lastck; |
992ce9ef FT |
50 | struct child *children; |
51 | struct pattern *patterns; | |
6373daf9 | 52 | char **index; |
992ce9ef FT |
53 | }; |
54 | ||
992ce9ef FT |
55 | struct rule { |
56 | int type; | |
1eba4f97 | 57 | char **patterns; |
992ce9ef FT |
58 | }; |
59 | ||
60 | struct pattern { | |
61 | struct pattern *next; | |
62 | char *childnm; | |
624f637d | 63 | char **fchild; |
992ce9ef FT |
64 | struct rule **rules; |
65 | }; | |
66 | ||
0fc6fd13 FT |
67 | static struct config *cflist; |
68 | static struct config *gconfig, *lconfig; | |
17e55136 | 69 | static time_t now; |
992ce9ef | 70 | |
1eba4f97 FT |
71 | static void freerule(struct rule *rule) |
72 | { | |
73 | freeca(rule->patterns); | |
74 | free(rule); | |
75 | } | |
76 | ||
992ce9ef FT |
77 | static void freepattern(struct pattern *pat) |
78 | { | |
79 | struct rule **rule; | |
80 | ||
1eba4f97 FT |
81 | for(rule = pat->rules; *rule; rule++) |
82 | freerule(*rule); | |
992ce9ef FT |
83 | if(pat->childnm != NULL) |
84 | free(pat->childnm); | |
624f637d | 85 | freeca(pat->fchild); |
992ce9ef FT |
86 | free(pat); |
87 | } | |
88 | ||
89 | static void freeconfig(struct config *cf) | |
90 | { | |
91 | struct child *ch, *nch; | |
92 | struct pattern *pat, *npat; | |
93 | ||
94 | if(cf->prev != NULL) | |
95 | cf->prev->next = cf->next; | |
96 | if(cf->next != NULL) | |
97 | cf->next->prev = cf->prev; | |
98 | if(cf == cflist) | |
99 | cflist = cf->next; | |
0fc6fd13 FT |
100 | if(cf->path != NULL) |
101 | free(cf->path); | |
992ce9ef FT |
102 | for(ch = cf->children; ch != NULL; ch = nch) { |
103 | nch = ch->next; | |
104 | freechild(ch); | |
105 | } | |
106 | for(pat = cf->patterns; pat != NULL; pat = npat) { | |
107 | npat = pat->next; | |
108 | freepattern(pat); | |
109 | } | |
6373daf9 | 110 | freeca(cf->index); |
992ce9ef FT |
111 | free(cf); |
112 | } | |
113 | ||
992ce9ef FT |
114 | static struct child *getchild(struct config *cf, char *name) |
115 | { | |
116 | struct child *ch; | |
117 | ||
118 | for(ch = cf->children; ch; ch = ch->next) { | |
119 | if(!strcmp(ch->name, name)) | |
120 | break; | |
121 | } | |
122 | return(ch); | |
123 | } | |
124 | ||
125 | static struct rule *newrule(struct pattern *pat) | |
126 | { | |
127 | int i; | |
128 | struct rule *rule; | |
129 | ||
130 | for(i = 0; pat->rules[i]; i++); | |
131 | pat->rules = srealloc(pat->rules, sizeof(*pat->rules) * (i + 2)); | |
cceb3611 | 132 | rule = pat->rules[i] = szmalloc(sizeof(*rule)); |
992ce9ef FT |
133 | pat->rules[i + 1] = NULL; |
134 | return(rule); | |
135 | } | |
136 | ||
137 | static struct pattern *newpattern(void) | |
138 | { | |
139 | struct pattern *pat; | |
140 | ||
141 | omalloc(pat); | |
142 | pat->rules = szmalloc(sizeof(*pat->rules)); | |
143 | return(pat); | |
144 | } | |
145 | ||
1eba4f97 FT |
146 | static char **cadup(char **w) |
147 | { | |
148 | char **ret; | |
149 | int i, l; | |
150 | ||
151 | l = calen(w); | |
152 | ret = smalloc(sizeof(*ret) * (l + 1)); | |
153 | for(i = 0; i < l; i++) | |
154 | ret[i] = sstrdup(w[i]); | |
155 | ret[i] = NULL; | |
156 | return(ret); | |
157 | } | |
158 | ||
06c1a718 FT |
159 | static struct pattern *parsepattern(struct cfstate *s) |
160 | { | |
161 | struct pattern *pat; | |
162 | struct rule *rule; | |
1eba4f97 | 163 | int sl; |
06c1a718 FT |
164 | |
165 | if(!strcmp(s->argv[0], "match")) { | |
166 | s->expstart = 1; | |
167 | pat = newpattern(); | |
168 | } else { | |
169 | return(NULL); | |
170 | } | |
171 | ||
172 | sl = s->lno; | |
173 | while(1) { | |
174 | getcfline(s); | |
175 | if(!strcmp(s->argv[0], "filename")) { | |
176 | if(s->argc < 2) { | |
177 | flog(LOG_WARNING, "%s:%i: missing pattern for `filename' match", s->file, s->lno); | |
178 | continue; | |
179 | } | |
180 | rule = newrule(pat); | |
181 | rule->type = PAT_BASENAME; | |
1eba4f97 | 182 | rule->patterns = cadup(s->argv + 1); |
06c1a718 FT |
183 | } else if(!strcmp(s->argv[0], "pathname")) { |
184 | if(s->argc < 2) { | |
185 | flog(LOG_WARNING, "%s:%i: missing pattern for `pathname' match", s->file, s->lno); | |
186 | continue; | |
187 | } | |
188 | rule = newrule(pat); | |
189 | rule->type = PAT_PATHNAME; | |
1eba4f97 | 190 | rule->patterns = cadup(s->argv + 1); |
06c1a718 FT |
191 | } else if(!strcmp(s->argv[0], "all")) { |
192 | newrule(pat)->type = PAT_ALL; | |
193 | } else if(!strcmp(s->argv[0], "default")) { | |
194 | newrule(pat)->type = PAT_DEFAULT; | |
195 | } else if(!strcmp(s->argv[0], "handler")) { | |
196 | if(s->argc < 2) { | |
197 | flog(LOG_WARNING, "%s:%i: missing child name for `handler' directive", s->file, s->lno); | |
198 | continue; | |
199 | } | |
200 | if(pat->childnm != NULL) | |
201 | free(pat->childnm); | |
202 | pat->childnm = sstrdup(s->argv[1]); | |
624f637d | 203 | } else if(!strcmp(s->argv[0], "fork")) { |
1eba4f97 | 204 | pat->fchild = cadup(s->argv + 1); |
06c1a718 FT |
205 | } else if(!strcmp(s->argv[0], "end") || !strcmp(s->argv[0], "eof")) { |
206 | break; | |
207 | } else { | |
208 | flog(LOG_WARNING, "%s:%i: unknown directive `%s' in pattern declaration", s->file, s->lno, s->argv[0]); | |
209 | } | |
210 | } | |
211 | ||
212 | if(pat->rules[0] == NULL) { | |
213 | flog(LOG_WARNING, "%s:%i: missing rules in match declaration", s->file, sl); | |
214 | freepattern(pat); | |
215 | return(NULL); | |
216 | } | |
624f637d | 217 | if((pat->childnm == NULL) && (pat->fchild == NULL)) { |
06c1a718 FT |
218 | flog(LOG_WARNING, "%s:%i: missing handler in match declaration", s->file, sl); |
219 | freepattern(pat); | |
220 | return(NULL); | |
221 | } | |
222 | return(pat); | |
223 | } | |
224 | ||
17e55136 FT |
225 | static struct config *emptyconfig(void) |
226 | { | |
227 | struct config *cf; | |
228 | ||
229 | omalloc(cf); | |
230 | return(cf); | |
231 | } | |
232 | ||
233 | static struct config *readconfig(char *file) | |
992ce9ef | 234 | { |
06c1a718 FT |
235 | struct cfstate *s; |
236 | FILE *in; | |
992ce9ef | 237 | struct config *cf; |
992ce9ef FT |
238 | struct child *child; |
239 | struct pattern *pat; | |
992ce9ef | 240 | |
17e55136 FT |
241 | if((in = fopen(file, "r")) == NULL) { |
242 | flog(LOG_WARNING, "%s: %s", file, strerror(errno)); | |
992ce9ef | 243 | return(NULL); |
06c1a718 | 244 | } |
17e55136 FT |
245 | s = mkcfparser(in, file); |
246 | cf = emptyconfig(); | |
06c1a718 FT |
247 | |
248 | while(1) { | |
249 | getcfline(s); | |
250 | if((child = parsechild(s)) != NULL) { | |
251 | child->next = cf->children; | |
252 | cf->children = child; | |
253 | } else if((pat = parsepattern(s)) != NULL) { | |
254 | pat->next = cf->patterns; | |
255 | cf->patterns = pat; | |
6373daf9 FT |
256 | } else if(!strcmp(s->argv[0], "index-file")) { |
257 | freeca(cf->index); | |
258 | cf->index = NULL; | |
259 | if(s->argc > 1) | |
260 | cf->index = cadup(s->argv + 1); | |
06c1a718 FT |
261 | } else if(!strcmp(s->argv[0], "eof")) { |
262 | break; | |
263 | } else { | |
264 | flog(LOG_WARNING, "%s:%i: unknown directive `%s'", s->file, s->lno, s->argv[0]); | |
992ce9ef | 265 | } |
06c1a718 | 266 | } |
992ce9ef | 267 | |
06c1a718 FT |
268 | freecfparser(s); |
269 | fclose(in); | |
992ce9ef FT |
270 | return(cf); |
271 | } | |
272 | ||
273 | static struct config *getconfig(char *path) | |
274 | { | |
275 | struct config *cf; | |
276 | struct stat sb; | |
17e55136 FT |
277 | char *fn; |
278 | time_t mtime; | |
992ce9ef | 279 | |
17e55136 | 280 | fn = sprintf3("%s/.htrc", path); |
992ce9ef FT |
281 | for(cf = cflist; cf != NULL; cf = cf->next) { |
282 | if(!strcmp(cf->path, path)) { | |
17e55136 FT |
283 | if(now - cf->lastck > 5) { |
284 | if(stat(fn, &sb) || (sb.st_mtime != cf->mtime)) { | |
285 | freeconfig(cf); | |
286 | break; | |
287 | } | |
992ce9ef | 288 | } |
17e55136 | 289 | cf->lastck = now; |
992ce9ef FT |
290 | return(cf); |
291 | } | |
292 | } | |
17e55136 FT |
293 | if(access(fn, R_OK) || stat(fn, &sb)) { |
294 | cf = emptyconfig(); | |
295 | mtime = 0; | |
296 | } else { | |
297 | if((cf = readconfig(fn)) == NULL) | |
298 | return(NULL); | |
299 | mtime = sb.st_mtime; | |
992ce9ef | 300 | } |
17e55136 FT |
301 | cf->path = sstrdup(path); |
302 | cf->mtime = mtime; | |
303 | cf->lastck = now; | |
304 | cf->next = cflist; | |
305 | cflist = cf; | |
992ce9ef FT |
306 | return(cf); |
307 | } | |
308 | ||
8dce6d19 | 309 | static struct config **getconfigs(char *file) |
992ce9ef | 310 | { |
8dce6d19 FT |
311 | static struct config **ret = NULL; |
312 | struct { | |
313 | struct config **b; | |
314 | size_t s, d; | |
315 | } buf; | |
992ce9ef | 316 | struct config *cf; |
8dce6d19 FT |
317 | char *tmp, *p; |
318 | ||
319 | if(ret != NULL) | |
320 | free(ret); | |
321 | bufinit(buf); | |
322 | tmp = sstrdup(file); | |
992ce9ef | 323 | while(1) { |
8dce6d19 | 324 | if((p = strrchr(tmp, '/')) == NULL) |
992ce9ef | 325 | break; |
8dce6d19 FT |
326 | *p = 0; |
327 | if((cf = getconfig(tmp)) != NULL) | |
328 | bufadd(buf, cf); | |
329 | } | |
330 | free(tmp); | |
331 | if((cf = getconfig(".")) != NULL) | |
332 | bufadd(buf, cf); | |
0fc6fd13 FT |
333 | if(lconfig != NULL) |
334 | bufadd(buf, lconfig); | |
335 | if(gconfig != NULL) | |
336 | bufadd(buf, gconfig); | |
8dce6d19 FT |
337 | bufadd(buf, NULL); |
338 | return(ret = buf.b); | |
339 | } | |
340 | ||
341 | static struct child *findchild(char *file, char *name) | |
342 | { | |
343 | int i; | |
344 | struct config **cfs; | |
345 | struct child *ch; | |
346 | ||
347 | cfs = getconfigs(file); | |
348 | for(i = 0; cfs[i] != NULL; i++) { | |
349 | if((ch = getchild(cfs[i], name)) != NULL) | |
992ce9ef FT |
350 | break; |
351 | } | |
992ce9ef FT |
352 | return(ch); |
353 | } | |
354 | ||
355 | static struct pattern *findmatch(char *file, int trydefault) | |
356 | { | |
1eba4f97 | 357 | int i, o, c; |
8dce6d19 FT |
358 | char *bn; |
359 | struct config **cfs; | |
992ce9ef FT |
360 | struct pattern *pat; |
361 | struct rule *rule; | |
362 | ||
363 | if((bn = strrchr(file, '/')) != NULL) | |
364 | bn++; | |
365 | else | |
366 | bn = file; | |
8dce6d19 FT |
367 | cfs = getconfigs(file); |
368 | for(c = 0; cfs[c] != NULL; c++) { | |
369 | for(pat = cfs[c]->patterns; pat != NULL; pat = pat->next) { | |
992ce9ef FT |
370 | for(i = 0; (rule = pat->rules[i]) != NULL; i++) { |
371 | if(rule->type == PAT_BASENAME) { | |
1eba4f97 FT |
372 | for(o = 0; rule->patterns[o] != NULL; o++) { |
373 | if(!fnmatch(rule->patterns[o], bn, 0)) | |
374 | break; | |
375 | } | |
376 | if(rule->patterns[o] == NULL) | |
992ce9ef FT |
377 | break; |
378 | } else if(rule->type == PAT_PATHNAME) { | |
1eba4f97 FT |
379 | for(o = 0; rule->patterns[o] != NULL; o++) { |
380 | if(!fnmatch(rule->patterns[o], file, FNM_PATHNAME)) | |
381 | break; | |
382 | } | |
383 | if(rule->patterns[o] == NULL) | |
992ce9ef FT |
384 | break; |
385 | } else if(rule->type == PAT_ALL) { | |
386 | } else if(rule->type == PAT_DEFAULT) { | |
387 | if(!trydefault) | |
388 | break; | |
389 | } | |
390 | } | |
391 | if(!rule) | |
8dce6d19 | 392 | return(pat); |
992ce9ef FT |
393 | } |
394 | } | |
8dce6d19 | 395 | return(NULL); |
992ce9ef FT |
396 | } |
397 | ||
54cefaba | 398 | static void handlefile(struct hthead *req, int fd, char *path) |
992ce9ef | 399 | { |
992ce9ef FT |
400 | struct pattern *pat; |
401 | struct child *ch; | |
54cefaba FT |
402 | |
403 | headappheader(req, "X-Ash-File", path); | |
404 | if(((pat = findmatch(path, 0)) == NULL) && ((pat = findmatch(path, 1)) == NULL)) { | |
d58ed97c | 405 | simpleerror(fd, 404, "Not Found", "The requested URL has no corresponding resource."); |
992ce9ef FT |
406 | return; |
407 | } | |
624f637d FT |
408 | if(pat->fchild) { |
409 | stdforkserve(pat->fchild, req, fd); | |
410 | } else { | |
411 | if((ch = findchild(path, pat->childnm)) == NULL) { | |
412 | flog(LOG_ERR, "child %s requested, but was not declared", pat->childnm); | |
413 | simpleerror(fd, 500, "Configuration Error", "The server is erroneously configured. Handler %s was requested, but not declared.", pat->childnm); | |
414 | return; | |
415 | } | |
416 | if(childhandle(ch, req, fd)) | |
417 | simpleerror(fd, 500, "Server Error", "The request handler crashed."); | |
992ce9ef | 418 | } |
54cefaba FT |
419 | } |
420 | ||
421 | static void handledir(struct hthead *req, int fd, char *path) | |
422 | { | |
6373daf9 FT |
423 | struct config **cfs; |
424 | int i, o; | |
425 | struct stat sb; | |
426 | char *inm, *ipath, *p; | |
427 | DIR *dir; | |
428 | struct dirent *dent; | |
429 | ||
430 | cfs = getconfigs(sprintf3("%s/", path)); | |
431 | for(i = 0; cfs[i] != NULL; i++) { | |
432 | if(cfs[i]->index != NULL) { | |
433 | for(o = 0; cfs[i]->index[o] != NULL; o++) { | |
434 | inm = cfs[i]->index[o]; | |
435 | ipath = sprintf2("%s/%s", path, inm); | |
436 | if(!stat(ipath, &sb) && S_ISREG(sb.st_mode)) { | |
437 | handlefile(req, fd, ipath); | |
438 | free(ipath); | |
439 | return; | |
440 | } | |
441 | free(ipath); | |
442 | ||
443 | ipath = NULL; | |
444 | if(!strchr(inm, '.') && ((dir = opendir(path)) != NULL)) { | |
445 | while((dent = readdir(dir)) != NULL) { | |
446 | if((p = strchr(dent->d_name, '.')) == NULL) | |
447 | continue; | |
448 | if(strncmp(dent->d_name, inm, p - dent->d_name)) | |
449 | continue; | |
450 | ipath = sprintf2("%s/%s", path, dent->d_name); | |
451 | if(stat(ipath, &sb) || !S_ISREG(sb.st_mode)) { | |
452 | free(ipath); | |
453 | ipath = NULL; | |
454 | continue; | |
455 | } | |
456 | break; | |
457 | } | |
458 | closedir(dir); | |
459 | } | |
460 | if(ipath != NULL) { | |
461 | handlefile(req, fd, ipath); | |
462 | free(ipath); | |
463 | return; | |
464 | } | |
465 | } | |
466 | break; | |
467 | } | |
468 | } | |
469 | /* XXX: Directory listings */ | |
470 | simpleerror(fd, 403, "Not Authorized", "Will not send listings for this directory."); | |
54cefaba FT |
471 | } |
472 | ||
473 | static int checkdir(struct hthead *req, int fd, char *path) | |
474 | { | |
475 | return(0); | |
476 | } | |
477 | ||
478 | static void serve(struct hthead *req, int fd) | |
479 | { | |
480 | char *p, *p2, *path, *tmp, *buf, *p3, *nm; | |
481 | struct stat sb; | |
482 | DIR *dir; | |
483 | struct dirent *dent; | |
992ce9ef | 484 | |
17e55136 | 485 | now = time(NULL); |
54cefaba FT |
486 | nm = req->rest; |
487 | path = sstrdup("."); | |
488 | p = nm; | |
489 | while(1) { | |
490 | if((p2 = strchr(p, '/')) == NULL) { | |
491 | } else { | |
492 | *(p2++) = 0; | |
493 | } | |
494 | ||
495 | if(!*p) { | |
496 | if(p2 == NULL) { | |
497 | if(stat(path, &sb)) { | |
498 | flog(LOG_WARNING, "failed to stat previously stated directory %s: %s", path, strerror(errno)); | |
d422fdfd | 499 | simpleerror(fd, 500, "Internal Server Error", "The server encountered an unexpected condition."); |
54cefaba FT |
500 | goto fail; |
501 | } | |
502 | break; | |
503 | } else { | |
d422fdfd | 504 | simpleerror(fd, 404, "Not Found", "The requested URL has no corresponding resource."); |
54cefaba FT |
505 | goto fail; |
506 | } | |
507 | } | |
d422fdfd FT |
508 | if(*p == '.') { |
509 | simpleerror(fd, 404, "Not Found", "The requested URL has no corresponding resource."); | |
54cefaba | 510 | goto fail; |
d422fdfd | 511 | } |
54cefaba FT |
512 | |
513 | getconfig(path); | |
514 | ||
515 | /* | |
516 | * First, check the name verbatimely: | |
517 | */ | |
518 | buf = sprintf3("%s/%s", path, p); | |
519 | if(!stat(buf, &sb)) { | |
520 | if(S_ISDIR(sb.st_mode)) { | |
521 | tmp = path; | |
522 | if(!strcmp(path, ".")) | |
523 | path = sstrdup(p); | |
524 | else | |
525 | path = sprintf2("%s/%s", path, p); | |
526 | free(tmp); | |
755faed0 FT |
527 | if(p2 == NULL) { |
528 | stdredir(req, fd, 301, sprintf3("%s/", p)); | |
529 | goto out; | |
530 | } | |
54cefaba FT |
531 | if(checkdir(req, fd, path)) |
532 | break; | |
533 | goto next; | |
534 | } | |
535 | if(S_ISREG(sb.st_mode)) { | |
536 | tmp = path; | |
537 | path = sprintf2("%s/%s", path, p); | |
538 | free(tmp); | |
539 | break; | |
540 | } | |
d422fdfd | 541 | simpleerror(fd, 404, "Not Found", "The requested URL has no corresponding resource."); |
54cefaba FT |
542 | goto fail; |
543 | } | |
544 | ||
545 | /* | |
546 | * Check the file extensionlessly: | |
547 | */ | |
548 | if(!strchr(p, '.') && ((dir = opendir(path)) != NULL)) { | |
549 | while((dent = readdir(dir)) != NULL) { | |
550 | buf = sprintf3("%s/%s", path, dent->d_name); | |
551 | if((p3 = strchr(dent->d_name, '.')) != NULL) | |
552 | *p3 = 0; | |
553 | if(strcmp(dent->d_name, p)) | |
554 | continue; | |
555 | if(stat(buf, &sb)) | |
556 | continue; | |
557 | if(!S_ISREG(sb.st_mode)) | |
558 | continue; | |
559 | tmp = path; | |
560 | path = sstrdup(buf); | |
561 | free(tmp); | |
562 | break; | |
563 | } | |
564 | closedir(dir); | |
565 | if(dent != NULL) | |
566 | break; | |
567 | } | |
568 | ||
d422fdfd | 569 | simpleerror(fd, 404, "Not Found", "The requested URL has no corresponding resource."); |
54cefaba FT |
570 | goto fail; |
571 | ||
572 | next: | |
573 | if(p2 == NULL) | |
574 | break; | |
575 | p = p2; | |
576 | } | |
577 | if(p2 == NULL) | |
578 | replrest(req, ""); | |
579 | else | |
580 | replrest(req, p2); | |
581 | if(!strncmp(path, "./", 2)) | |
582 | memmove(path, path + 2, strlen(path + 2) + 1); | |
583 | if(S_ISDIR(sb.st_mode)) { | |
584 | handledir(req, fd, path); | |
585 | } else if(S_ISREG(sb.st_mode)) { | |
586 | handlefile(req, fd, path); | |
587 | } else { | |
d422fdfd | 588 | simpleerror(fd, 404, "Not Found", "The requested URL has no corresponding resource."); |
54cefaba FT |
589 | goto fail; |
590 | } | |
591 | goto out; | |
592 | ||
593 | fail: | |
d422fdfd | 594 | /* No special handling, for now at least. */ |
54cefaba FT |
595 | out: |
596 | free(path); | |
992ce9ef FT |
597 | } |
598 | ||
0fc6fd13 FT |
599 | static void usage(FILE *out) |
600 | { | |
601 | fprintf(out, "usage: dirplex [-hN] [-c CONFIG] DIR\n"); | |
602 | } | |
603 | ||
992ce9ef FT |
604 | int main(int argc, char **argv) |
605 | { | |
0fc6fd13 FT |
606 | int c; |
607 | int nodef; | |
608 | char *gcf, *lcf; | |
992ce9ef FT |
609 | struct hthead *req; |
610 | int fd; | |
611 | ||
0fc6fd13 FT |
612 | nodef = 0; |
613 | lcf = NULL; | |
614 | while((c = getopt(argc, argv, "hNc:")) >= 0) { | |
615 | switch(c) { | |
616 | case 'h': | |
617 | usage(stdout); | |
618 | exit(0); | |
619 | case 'N': | |
620 | nodef = 1; | |
621 | break; | |
622 | case 'c': | |
623 | lcf = optarg; | |
624 | break; | |
625 | default: | |
626 | usage(stderr); | |
627 | exit(1); | |
628 | } | |
629 | } | |
630 | if(argc - optind < 1) { | |
631 | usage(stderr); | |
992ce9ef FT |
632 | exit(1); |
633 | } | |
0fc6fd13 FT |
634 | if(!nodef) { |
635 | if((gcf = findstdconf("ashd/dirplex.rc")) != NULL) { | |
636 | gconfig = readconfig(gcf); | |
637 | free(gcf); | |
638 | } | |
639 | } | |
640 | if(lcf != NULL) { | |
641 | if((lconfig = readconfig(lcf)) == NULL) | |
642 | exit(1); | |
643 | } | |
644 | if(chdir(argv[optind])) { | |
645 | flog(LOG_ERR, "could not change directory to %s: %s", argv[optind], strerror(errno)); | |
992ce9ef FT |
646 | exit(1); |
647 | } | |
648 | signal(SIGCHLD, SIG_IGN); | |
649 | while(1) { | |
650 | if((fd = recvreq(0, &req)) < 0) { | |
651 | if(errno != 0) | |
652 | flog(LOG_ERR, "recvreq: %s", strerror(errno)); | |
653 | break; | |
654 | } | |
655 | serve(req, fd); | |
656 | freehthead(req); | |
657 | close(fd); | |
658 | } | |
659 | return(0); | |
660 | } |