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