Commit | Line | Data |
---|---|---|
c1fc9826 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 <unistd.h> | |
22 | #include <errno.h> | |
23 | #include <string.h> | |
24 | #include <time.h> | |
25 | #include <sys/poll.h> | |
c4149d4a | 26 | #include <sys/socket.h> |
c1fc9826 FT |
27 | |
28 | #ifdef HAVE_CONFIG_H | |
29 | #include <config.h> | |
30 | #endif | |
31 | #include <utils.h> | |
32 | #include <log.h> | |
33 | #include <req.h> | |
34 | #include <proc.h> | |
35 | ||
36 | static void usage(FILE *out) | |
37 | { | |
38 | fprintf(out, "usage: httimed [-h] [-t TIMEOUT] CHILD [ARGS...]\n"); | |
39 | } | |
40 | ||
41 | int main(int argc, char **argv) | |
42 | { | |
c4149d4a | 43 | int c, timeout, ret; |
c1fc9826 FT |
44 | int ch, fd; |
45 | struct hthead *req; | |
46 | struct pollfd pfd[2]; | |
47 | time_t lreq, now; | |
48 | ||
c4149d4a | 49 | timeout = 300; |
c1fc9826 FT |
50 | while((c = getopt(argc, argv, "+ht:")) >= 0) { |
51 | switch(c) { | |
52 | case 'h': | |
53 | usage(stdout); | |
54 | exit(0); | |
55 | case 't': | |
c4149d4a FT |
56 | timeout = atoi(optarg); |
57 | if(timeout < 1) { | |
c1fc9826 FT |
58 | fprintf(stderr, "httimed: timeout must be positive\n"); |
59 | exit(1); | |
60 | } | |
61 | break; | |
62 | } | |
63 | } | |
64 | if(argc - optind < 1) { | |
65 | usage(stderr); | |
66 | exit(1); | |
67 | } | |
68 | if((ch = stdmkchild(argv + optind, NULL, NULL)) < 0) { | |
69 | flog(LOG_ERR, "httimed: could not fork child: %s", strerror(errno)); | |
70 | exit(1); | |
71 | } | |
72 | lreq = time(NULL); | |
73 | while(1) { | |
74 | memset(pfd, 0, sizeof(pfd)); | |
75 | pfd[0].fd = 0; | |
76 | pfd[0].events = POLLIN; | |
77 | pfd[1].fd = ch; | |
78 | pfd[1].events = POLLHUP; | |
c4149d4a | 79 | if((ret = poll(pfd, 2, (timeout < 0)?-1:((timeout + 1 - (time(NULL) - lreq)) * 1000))) < 0) { |
c1fc9826 FT |
80 | if(errno != EINTR) { |
81 | flog(LOG_ERR, "httimed: error in poll: %s", strerror(errno)); | |
82 | exit(1); | |
83 | } | |
84 | } | |
85 | now = time(NULL); | |
86 | if(pfd[0].revents) { | |
87 | if((fd = recvreq(0, &req)) < 0) { | |
88 | if(errno == 0) | |
89 | break; | |
90 | flog(LOG_ERR, "httimed: error in recvreq: %s", strerror(errno)); | |
91 | exit(1); | |
92 | } | |
93 | if(sendreq(ch, req, fd)) { | |
94 | flog(LOG_ERR, "httimed: could not pass request to child: %s", strerror(errno)); | |
95 | exit(1); | |
96 | } | |
97 | freehthead(req); | |
98 | close(fd); | |
99 | } | |
c4149d4a FT |
100 | if((pfd[1].revents & POLLHUP) || (now - lreq > timeout)) { |
101 | timeout = -1; | |
102 | shutdown(0, SHUT_RDWR); | |
103 | } | |
c1fc9826 FT |
104 | lreq = now; |
105 | } | |
106 | return(0); | |
107 | } |