Commit | Line | Data |
---|---|---|
f0bbedf7 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 <unistd.h> | |
21 | #include <stdio.h> | |
d341283f | 22 | #include <fcntl.h> |
f4cdf919 | 23 | #include <string.h> |
f4cdf919 | 24 | #include <sys/socket.h> |
f0cbd8d7 | 25 | #include <pwd.h> |
15fa3fe8 | 26 | #include <sys/signal.h> |
f4cdf919 | 27 | #include <errno.h> |
f0bbedf7 FT |
28 | |
29 | #ifdef HAVE_CONFIG_H | |
30 | #include <config.h> | |
31 | #endif | |
32 | #include <utils.h> | |
f4cdf919 | 33 | #include <mt.h> |
83723896 | 34 | #include <mtio.h> |
f4cdf919 | 35 | #include <log.h> |
66987955 | 36 | #include <req.h> |
9d87a119 | 37 | #include <proc.h> |
f4cdf919 | 38 | |
8774c31b | 39 | #include "htparser.h" |
f4cdf919 | 40 | |
8774c31b | 41 | static int plex; |
43c58ba2 | 42 | static char *pidfile = NULL; |
d341283f | 43 | static int daemonize, usesyslog; |
f4cdf919 | 44 | |
df431d1d FT |
45 | static void trimx(struct hthead *req) |
46 | { | |
47 | int i; | |
48 | ||
49 | i = 0; | |
50 | while(i < req->noheaders) { | |
51 | if(!strncasecmp(req->headers[i][0], "x-ash-", 6)) { | |
52 | free(req->headers[i][0]); | |
53 | free(req->headers[i][1]); | |
54 | free(req->headers[i]); | |
55 | memmove(req->headers + i, req->headers + i + 1, sizeof(*req->headers) * (--req->noheaders - i)); | |
56 | } else { | |
57 | i++; | |
58 | } | |
59 | } | |
60 | } | |
61 | ||
5fc1bf9f | 62 | static struct hthead *parsereq(FILE *in) |
66987955 | 63 | { |
5fc1bf9f FT |
64 | struct hthead *req; |
65 | struct charbuf method, url, ver; | |
66 | int c; | |
66987955 | 67 | |
5fc1bf9f FT |
68 | req = NULL; |
69 | bufinit(method); | |
70 | bufinit(url); | |
71 | bufinit(ver); | |
72 | while(1) { | |
73 | c = getc(in); | |
74 | if(c == ' ') { | |
75 | break; | |
76 | } else if((c == EOF) || (c < 32) || (c >= 128)) { | |
77 | goto fail; | |
78 | } else { | |
79 | bufadd(method, c); | |
90b0ba0f FT |
80 | if(method.d >= 128) |
81 | goto fail; | |
66987955 | 82 | } |
c9955b14 | 83 | } |
c9955b14 | 84 | while(1) { |
5fc1bf9f FT |
85 | c = getc(in); |
86 | if(c == ' ') { | |
c9955b14 | 87 | break; |
5fc1bf9f FT |
88 | } else if((c == EOF) || (c < 32)) { |
89 | goto fail; | |
90 | } else { | |
91 | bufadd(url, c); | |
90b0ba0f FT |
92 | if(url.d >= 65536) |
93 | goto fail; | |
66987955 FT |
94 | } |
95 | } | |
66987955 | 96 | while(1) { |
5fc1bf9f FT |
97 | c = getc(in); |
98 | if(c == 10) { | |
66987955 | 99 | break; |
5fc1bf9f FT |
100 | } else if(c == 13) { |
101 | } else if((c == EOF) || (c < 32) || (c >= 128)) { | |
c9955b14 | 102 | goto fail; |
5fc1bf9f FT |
103 | } else { |
104 | bufadd(ver, c); | |
90b0ba0f FT |
105 | if(ver.d >= 128) |
106 | goto fail; | |
5fc1bf9f | 107 | } |
66987955 | 108 | } |
5fc1bf9f FT |
109 | bufadd(method, 0); |
110 | bufadd(url, 0); | |
111 | bufadd(ver, 0); | |
112 | req = mkreq(method.b, url.b, ver.b); | |
113 | if(parseheaders(req, in)) | |
114 | goto fail; | |
df431d1d | 115 | trimx(req); |
5fc1bf9f | 116 | goto out; |
c9955b14 FT |
117 | |
118 | fail: | |
5fc1bf9f FT |
119 | if(req != NULL) { |
120 | freehthead(req); | |
121 | req = NULL; | |
122 | } | |
123 | out: | |
124 | buffree(method); | |
125 | buffree(url); | |
126 | buffree(ver); | |
127 | return(req); | |
66987955 FT |
128 | } |
129 | ||
5fc1bf9f | 130 | static off_t passdata(FILE *in, FILE *out, off_t max) |
9d87a119 | 131 | { |
5fc1bf9f FT |
132 | size_t read; |
133 | off_t total; | |
134 | char buf[8192]; | |
135 | ||
136 | total = 0; | |
f9255ddd | 137 | while(!feof(in) && ((max < 0) || (total < max))) { |
5fc1bf9f FT |
138 | read = sizeof(buf); |
139 | if(max >= 0) | |
a701d7b7 | 140 | read = min(max - total, read); |
5fc1bf9f FT |
141 | read = fread(buf, 1, read, in); |
142 | if(ferror(in)) | |
143 | return(-1); | |
144 | if(fwrite(buf, 1, read, out) != read) | |
145 | return(-1); | |
146 | total += read; | |
9d87a119 | 147 | } |
5fc1bf9f FT |
148 | return(total); |
149 | } | |
150 | ||
8d19a9ec FT |
151 | static int recvchunks(FILE *in, FILE *out) |
152 | { | |
153 | char buf[8192]; | |
154 | size_t read, chlen; | |
155 | int c, r; | |
156 | ||
157 | while(1) { | |
158 | chlen = 0; | |
159 | r = 0; | |
160 | while(1) { | |
161 | c = getc(in); | |
162 | if(c == 10) { | |
163 | if(!r) | |
164 | return(-1); | |
165 | break; | |
166 | } else if(c == 13) { | |
167 | } else if((c >= '0') && (c <= '9')) { | |
168 | chlen = (chlen << 4) + (c - '0'); | |
169 | r = 1; | |
170 | } else if((c >= 'A') && (c <= 'F')) { | |
171 | chlen = (chlen << 4) + (c + 10 - 'A'); | |
172 | r = 1; | |
173 | } else if((c >= 'a') && (c <= 'f')) { | |
174 | chlen = (chlen << 4) + (c + 10 - 'a'); | |
175 | r = 1; | |
176 | } else { | |
177 | /* XXX: Technically, there may be chunk extensions to | |
178 | * be read, but since that will likely never actually | |
179 | * happen in practice, I can just as well add support | |
180 | * for that if it actually does become relevant. */ | |
181 | return(-1); | |
182 | } | |
183 | } | |
184 | if(chlen == 0) | |
185 | break; | |
186 | while(chlen > 0) { | |
187 | read = fread(buf, 1, min(sizeof(buf), chlen), in); | |
188 | if(feof(in) || ferror(in)) | |
189 | return(-1); | |
190 | if(fwrite(buf, 1, read, out) != read) | |
191 | return(-1); | |
192 | chlen -= read; | |
193 | } | |
194 | if((getc(in) != 13) || (getc(in) != 10)) | |
195 | return(-1); | |
196 | } | |
197 | /* XXX: Technically, there may be trailers to be read, but that's | |
198 | * just about as likely as chunk extensions. */ | |
199 | if((getc(in) != 13) || (getc(in) != 10)) | |
200 | return(-1); | |
201 | return(0); | |
202 | } | |
203 | ||
5fc1bf9f FT |
204 | static int passchunks(FILE *in, FILE *out) |
205 | { | |
206 | char buf[8192]; | |
207 | size_t read; | |
208 | ||
209 | do { | |
210 | read = fread(buf, 1, sizeof(buf), in); | |
211 | if(ferror(in)) | |
212 | return(-1); | |
f9255ddd | 213 | fprintf(out, "%zx\r\n", read); |
5fc1bf9f FT |
214 | if(fwrite(buf, 1, read, out) != read) |
215 | return(-1); | |
216 | fprintf(out, "\r\n"); | |
217 | } while(read > 0); | |
218 | return(0); | |
219 | } | |
220 | ||
221 | static int hasheader(struct hthead *head, char *name, char *val) | |
222 | { | |
223 | char *hd; | |
224 | ||
225 | if((hd = getheader(head, name)) == NULL) | |
226 | return(0); | |
227 | return(!strcasecmp(hd, val)); | |
9d87a119 FT |
228 | } |
229 | ||
64a9096a FT |
230 | static int canonreq(struct hthead *req) |
231 | { | |
232 | char *p, *p2, *r; | |
233 | int n; | |
234 | ||
235 | if(req->url[0] == '/') { | |
236 | replrest(req, req->url + 1); | |
237 | if((p = strchr(req->rest, '?')) != NULL) | |
238 | *p = 0; | |
239 | return(1); | |
240 | } | |
241 | if((p = strstr(req->url, "://")) != NULL) { | |
242 | n = p - req->url; | |
243 | if(((n == 4) && !strncasecmp(req->url, "http", 4)) || | |
244 | ((n == 5) && !strncasecmp(req->url, "https", 5))) { | |
245 | if(getheader(req, "host")) | |
246 | return(0); | |
247 | p += 3; | |
248 | if((p2 = strchr(p, '/')) == NULL) { | |
249 | headappheader(req, "Host", p); | |
250 | free(req->url); | |
251 | req->url = sstrdup("/"); | |
252 | } else { | |
253 | r = sstrdup(p2); | |
254 | *(p2++) = 0; | |
255 | headappheader(req, "Host", p); | |
256 | free(req->url); | |
257 | req->url = r; | |
258 | } | |
259 | replrest(req, req->url + 1); | |
260 | if((p = strchr(req->rest, '?')) != NULL) | |
261 | *p = 0; | |
262 | return(1); | |
263 | } | |
264 | } | |
265 | return(0); | |
266 | } | |
267 | ||
75bb20c8 FT |
268 | static int http10keep(struct hthead *req, struct hthead *resp) |
269 | { | |
270 | int fc; | |
271 | ||
272 | fc = hasheader(resp, "connection", "close"); | |
273 | headrmheader(resp, "connection"); | |
274 | if(!fc && hasheader(req, "connection", "keep-alive")) { | |
275 | headappheader(resp, "Connection", "Keep-Alive"); | |
276 | return(1); | |
277 | } else { | |
278 | return(0); | |
279 | } | |
280 | } | |
281 | ||
8774c31b | 282 | void serve(FILE *in, struct conn *conn) |
66987955 | 283 | { |
af34331c | 284 | int pfds[2]; |
8774c31b | 285 | FILE *out; |
9d87a119 | 286 | struct hthead *req, *resp; |
64a9096a | 287 | char *hd; |
5fc1bf9f | 288 | off_t dlen; |
75bb20c8 | 289 | int keep; |
66987955 | 290 | |
5fc1bf9f | 291 | out = NULL; |
3c296bd4 | 292 | req = resp = NULL; |
66987955 | 293 | while(1) { |
5fc1bf9f FT |
294 | if((req = parsereq(in)) == NULL) |
295 | break; | |
64a9096a FT |
296 | if(!canonreq(req)) |
297 | break; | |
9d87a119 | 298 | |
8774c31b FT |
299 | if((conn->initreq != NULL) && conn->initreq(conn, req)) |
300 | break; | |
301 | ||
46c3d430 | 302 | if(block(plex, EV_WRITE, 60) <= 0) |
5fc1bf9f | 303 | break; |
af34331c | 304 | if(socketpair(PF_UNIX, SOCK_STREAM, 0, pfds)) |
5fc1bf9f | 305 | break; |
af34331c | 306 | if(sendreq(plex, req, pfds[0])) |
5fc1bf9f | 307 | break; |
af34331c | 308 | close(pfds[0]); |
5fc1bf9f | 309 | out = mtstdopen(pfds[1], 1, 600, "r+"); |
a0327573 | 310 | |
8d19a9ec FT |
311 | if(getheader(req, "content-type") != NULL) { |
312 | if((hd = getheader(req, "content-length")) != NULL) { | |
313 | dlen = atoo(hd); | |
314 | if(dlen > 0) { | |
315 | if(passdata(in, out, dlen) != dlen) | |
316 | break; | |
317 | } | |
318 | } else if(((hd = getheader(req, "transfer-encoding")) != NULL) && !strcasecmp(hd, "chunked")) { | |
319 | if(recvchunks(in, out)) | |
5fc1bf9f | 320 | break; |
8d19a9ec FT |
321 | } else { |
322 | break; | |
a06a2fbd | 323 | } |
a0327573 | 324 | } |
5fc1bf9f FT |
325 | if(fflush(out)) |
326 | break; | |
d93d9a05 | 327 | /* Make sure to send EOF */ |
5fc1bf9f | 328 | shutdown(pfds[1], SHUT_WR); |
9d87a119 | 329 | |
3ef78895 | 330 | if((resp = parseresponse(out)) == NULL) |
f9255ddd | 331 | break; |
5fc1bf9f | 332 | replstr(&resp->ver, req->ver); |
1c3e0167 FT |
333 | |
334 | if(!getheader(resp, "server")) | |
335 | headappheader(resp, "Server", sprintf3("ashd/%s", VERSION)); | |
5fc1bf9f | 336 | |
cefb0f7a | 337 | if(!strcasecmp(req->ver, "HTTP/1.0")) { |
18fb436d | 338 | if(!strcasecmp(req->method, "head")) { |
75bb20c8 FT |
339 | keep = http10keep(req, resp); |
340 | writeresp(in, resp); | |
341 | fprintf(in, "\r\n"); | |
18fb436d | 342 | } else if((hd = getheader(resp, "content-length")) != NULL) { |
75bb20c8 | 343 | keep = http10keep(req, resp); |
5226f7c5 | 344 | dlen = atoo(hd); |
75bb20c8 FT |
345 | writeresp(in, resp); |
346 | fprintf(in, "\r\n"); | |
5226f7c5 | 347 | if(passdata(out, in, dlen) != dlen) |
5fc1bf9f | 348 | break; |
5fc1bf9f | 349 | } else { |
75bb20c8 FT |
350 | headrmheader(resp, "connection"); |
351 | writeresp(in, resp); | |
352 | fprintf(in, "\r\n"); | |
5fc1bf9f FT |
353 | passdata(out, in, -1); |
354 | break; | |
9d87a119 | 355 | } |
75bb20c8 | 356 | if(!keep) |
5fc1bf9f | 357 | break; |
cefb0f7a | 358 | } else if(!strcasecmp(req->ver, "HTTP/1.1")) { |
18fb436d FT |
359 | if(!strcasecmp(req->method, "head")) { |
360 | writeresp(in, resp); | |
361 | fprintf(in, "\r\n"); | |
362 | } else if((hd = getheader(resp, "content-length")) != NULL) { | |
5fc1bf9f FT |
363 | writeresp(in, resp); |
364 | fprintf(in, "\r\n"); | |
5226f7c5 FT |
365 | dlen = atoo(hd); |
366 | if(passdata(out, in, dlen) != dlen) | |
5fc1bf9f FT |
367 | break; |
368 | } else if(!getheader(resp, "transfer-encoding")) { | |
369 | headappheader(resp, "Transfer-Encoding", "chunked"); | |
370 | writeresp(in, resp); | |
371 | fprintf(in, "\r\n"); | |
372 | if(passchunks(out, in)) | |
373 | break; | |
374 | } else { | |
375 | writeresp(in, resp); | |
376 | fprintf(in, "\r\n"); | |
377 | passdata(out, in, -1); | |
9d87a119 | 378 | break; |
5fc1bf9f FT |
379 | } |
380 | if(hasheader(req, "connection", "close") || hasheader(resp, "connection", "close")) | |
9d87a119 | 381 | break; |
5fc1bf9f FT |
382 | } else { |
383 | break; | |
9d87a119 | 384 | } |
5fc1bf9f FT |
385 | |
386 | fclose(out); | |
387 | out = NULL; | |
9d87a119 | 388 | freehthead(req); |
9d87a119 | 389 | freehthead(resp); |
5fc1bf9f | 390 | req = resp = NULL; |
66987955 FT |
391 | } |
392 | ||
5fc1bf9f FT |
393 | if(out != NULL) |
394 | fclose(out); | |
9d87a119 FT |
395 | if(req != NULL) |
396 | freehthead(req); | |
397 | if(resp != NULL) | |
398 | freehthead(resp); | |
5fc1bf9f | 399 | fclose(in); |
66987955 FT |
400 | } |
401 | ||
32e24c19 FT |
402 | static void plexwatch(struct muth *muth, va_list args) |
403 | { | |
404 | vavar(int, fd); | |
405 | char *buf; | |
406 | int ret; | |
407 | ||
408 | while(1) { | |
409 | block(fd, EV_READ, 0); | |
410 | buf = smalloc(65536); | |
411 | ret = recv(fd, buf, 65536, 0); | |
412 | if(ret < 0) { | |
413 | flog(LOG_WARNING, "received error on rootplex read channel: %s", strerror(errno)); | |
414 | exit(1); | |
415 | } else if(ret == 0) { | |
416 | exit(0); | |
417 | } | |
418 | /* Maybe I'd like to implement some protocol in this direction | |
419 | * some day... */ | |
420 | free(buf); | |
421 | } | |
422 | } | |
423 | ||
d341283f FT |
424 | static void initroot(void *uu) |
425 | { | |
426 | int fd; | |
427 | ||
428 | if(daemonize) { | |
429 | setsid(); | |
430 | chdir("/"); | |
431 | if((fd = open("/dev/null", O_RDWR)) >= 0) { | |
432 | dup2(fd, 0); | |
433 | dup2(fd, 1); | |
434 | dup2(fd, 2); | |
435 | close(fd); | |
436 | } | |
437 | } | |
438 | if(usesyslog) | |
439 | putenv("ASHD_USESYSLOG=1"); | |
440 | else | |
441 | unsetenv("ASHD_USESYSLOG"); | |
442 | } | |
443 | ||
8774c31b FT |
444 | static void usage(FILE *out) |
445 | { | |
43c58ba2 | 446 | fprintf(out, "usage: htparser [-hSf] [-u USER] [-r ROOT] [-p PIDFILE] PORTSPEC... -- ROOT [ARGS...]\n"); |
8774c31b | 447 | fprintf(out, "\twhere PORTSPEC is HANDLER[:PAR[=VAL][(,PAR[=VAL])...]] (try HANDLER:help)\n"); |
6ca53b2e | 448 | fprintf(out, "\tavailable handlers are `plain' and `ssl'.\n"); |
8774c31b FT |
449 | } |
450 | ||
451 | static void addport(char *spec) | |
452 | { | |
453 | char *nm, *p, *p2, *n; | |
454 | struct charvbuf pars, vals; | |
455 | ||
456 | bufinit(pars); | |
457 | bufinit(vals); | |
458 | if((p = strchr(spec, ':')) == NULL) { | |
459 | nm = spec; | |
460 | } else { | |
461 | nm = spec; | |
462 | *(p++) = 0; | |
463 | do { | |
464 | if((n = strchr(p, ',')) != NULL) | |
465 | *(n++) = 0; | |
466 | if((p2 = strchr(p, '=')) != NULL) | |
467 | *(p2++) = 0; | |
468 | if(!*p) { | |
469 | usage(stderr); | |
470 | exit(1); | |
471 | } | |
472 | bufadd(pars, p); | |
473 | if(p2) | |
474 | bufadd(vals, p2); | |
475 | else | |
476 | bufadd(vals, ""); | |
477 | } while((p = n) != NULL); | |
478 | } | |
479 | ||
480 | /* XXX: It would be nice to decentralize this, but, meh... */ | |
481 | if(!strcmp(nm, "plain")) { | |
482 | handleplain(pars.d, pars.b, vals.b); | |
6ca53b2e FT |
483 | #ifdef HAVE_GNUTLS |
484 | } else if(!strcmp(nm, "ssl")) { | |
485 | handlegnussl(pars.d, pars.b, vals.b); | |
486 | #endif | |
8774c31b FT |
487 | } else { |
488 | flog(LOG_ERR, "htparser: unknown port handler `%s'", nm); | |
489 | exit(1); | |
490 | } | |
491 | ||
492 | buffree(pars); | |
493 | buffree(vals); | |
494 | } | |
495 | ||
f0bbedf7 FT |
496 | int main(int argc, char **argv) |
497 | { | |
8774c31b FT |
498 | int c; |
499 | int i, s1; | |
f0cbd8d7 | 500 | char *root; |
43c58ba2 | 501 | FILE *pidout; |
f0cbd8d7 | 502 | struct passwd *pwent; |
f4cdf919 | 503 | |
d341283f | 504 | daemonize = usesyslog = 0; |
f0cbd8d7 FT |
505 | root = NULL; |
506 | pwent = NULL; | |
43c58ba2 | 507 | while((c = getopt(argc, argv, "+hSfu:r:p:")) >= 0) { |
8774c31b FT |
508 | switch(c) { |
509 | case 'h': | |
510 | usage(stdout); | |
511 | exit(0); | |
f0cbd8d7 FT |
512 | case 'f': |
513 | daemonize = 1; | |
514 | break; | |
515 | case 'S': | |
d341283f | 516 | usesyslog = 1; |
f0cbd8d7 FT |
517 | break; |
518 | case 'u': | |
519 | if((pwent = getpwnam(optarg)) == NULL) { | |
520 | flog(LOG_ERR, "could not find user %s", optarg); | |
521 | exit(1); | |
522 | } | |
523 | break; | |
524 | case 'r': | |
525 | root = optarg; | |
526 | break; | |
43c58ba2 FT |
527 | case 'p': |
528 | pidfile = optarg; | |
529 | break; | |
8774c31b FT |
530 | default: |
531 | usage(stderr); | |
532 | exit(1); | |
533 | } | |
534 | } | |
8774c31b FT |
535 | s1 = 0; |
536 | for(i = optind; i < argc; i++) { | |
537 | if(!strcmp(argv[i], "--")) | |
538 | break; | |
539 | s1 = 1; | |
540 | addport(argv[i]); | |
9d87a119 | 541 | } |
8774c31b FT |
542 | if(!s1 || (i == argc)) { |
543 | usage(stderr); | |
544 | exit(1); | |
f4cdf919 | 545 | } |
d341283f | 546 | if((plex = stdmkchild(argv + ++i, initroot, NULL)) < 0) { |
8774c31b FT |
547 | flog(LOG_ERR, "could not spawn root multiplexer: %s", strerror(errno)); |
548 | return(1); | |
f4cdf919 | 549 | } |
32e24c19 | 550 | mustart(plexwatch, plex); |
43c58ba2 FT |
551 | pidout = NULL; |
552 | if(pidfile != NULL) { | |
553 | if((pidout = fopen(pidfile, "w")) == NULL) { | |
554 | flog(LOG_ERR, "could not open %s for writing: %s", pidfile, strerror(errno)); | |
555 | return(1); | |
556 | } | |
557 | } | |
d341283f | 558 | if(usesyslog) |
f0cbd8d7 FT |
559 | opensyslog(); |
560 | if(root) { | |
0370bd82 | 561 | if(chdir(root) || chroot(root)) { |
f0cbd8d7 FT |
562 | flog(LOG_ERR, "could not chroot to %s: %s", root, strerror(errno)); |
563 | exit(1); | |
564 | } | |
565 | } | |
566 | if(pwent) { | |
567 | if(setgid(pwent->pw_gid)) { | |
568 | flog(LOG_ERR, "could not switch group to %i: %s", (int)pwent->pw_gid, strerror(errno)); | |
569 | exit(1); | |
570 | } | |
571 | if(setuid(pwent->pw_uid)) { | |
572 | flog(LOG_ERR, "could not switch user to %i: %s", (int)pwent->pw_uid, strerror(errno)); | |
573 | exit(1); | |
574 | } | |
575 | } | |
15fa3fe8 | 576 | signal(SIGPIPE, SIG_IGN); |
f0cbd8d7 FT |
577 | if(daemonize) { |
578 | daemon(0, 0); | |
579 | } | |
ee036f74 | 580 | if(pidout != NULL) { |
43c58ba2 | 581 | fprintf(pidout, "%i\n", getpid()); |
ee036f74 FT |
582 | fclose(pidout); |
583 | } | |
f4cdf919 FT |
584 | ioloop(); |
585 | return(0); | |
f0bbedf7 | 586 | } |