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version 1.1, 2011/10/04 22:37:46
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version 1.1.1.1.2.3, 2011/10/10 13:56:30
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Line 12
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Line 12
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| intptr_t Kill; |
intptr_t Kill; |
| int bpfLEN, Verbose, Crypted = 1; | int Verbose; |
| | u_int Crypted = 1; |
| proc_head_t pH; |
proc_head_t pH; |
| int Daemon = 1; | int bpfLEN, Timeout, Daemon = 1; |
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| extern char compiled[], compiledby[], compilehost[]; |
extern char compiled[], compiledby[], compilehost[]; |
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Line 25 Usage()
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Line 26 Usage()
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| "=== %s === %s@%s ===\n\n" |
"=== %s === %s@%s ===\n\n" |
| " Syntax: anshd [options]\n\n" |
" Syntax: anshd [options]\n\n" |
| "\t-d <dev>\tBind to host interface, like 'em0' (default is first host interface)\n" |
"\t-d <dev>\tBind to host interface, like 'em0' (default is first host interface)\n" |
| "\t-i <id>\tService ID (default is 42)\n" |
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| "\t-U <user>\tRun service with other user\n" |
"\t-U <user>\tRun service with other user\n" |
| "\t-C <dir>\tRun service into chroot directory\n" |
"\t-C <dir>\tRun service into chroot directory\n" |
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"\t-t <timeout>\tTimeout of login if no activity (default is 0 sec)\n" |
| "\t-u\t\tSwitch to unencrypted traffic between hosts\n" |
"\t-u\t\tSwitch to unencrypted traffic between hosts\n" |
| "\t-b\t\tRun into batch mode (default is daemon mode)\n" |
"\t-b\t\tRun into batch mode (default is daemon mode)\n" |
| "\t-v\t\tVerbose (more -v, more verbosity ...)\n" |
"\t-v\t\tVerbose (more -v, more verbosity ...)\n" |
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Line 42 sig(int s)
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Line 43 sig(int s)
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| switch (s) { |
switch (s) { |
| case SIGHUP: |
case SIGHUP: |
| LOG("Got SIGHUP!\n"); | VERB(1) LOG("Got SIGHUP!\n"); |
| break; |
break; |
| case SIGTERM: |
case SIGTERM: |
| LOG("Got SIGTERM!\n"); |
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| Kill++; |
Kill++; |
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VERB(1) LOG("Got SIGTERM!\n"); |
| break; |
break; |
| case SIGPIPE: |
case SIGPIPE: |
| LOG("Got SIGPIPE!\n"); | VERB(1) LOG("Got SIGPIPE!\n"); |
| break; |
break; |
| case SIGCHLD: |
case SIGCHLD: |
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VERB(1) LOG("Got SIGCHLD!\n"); |
| while (waitpid(-1, &state, WNOHANG) > 0); |
while (waitpid(-1, &state, WNOHANG) > 0); |
| break; |
break; |
| } |
} |
| } |
} |
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static void * |
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hook_error(void *root, void *arg) |
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{ |
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/* sched_root_task_t *r = root; */ |
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if (!root) |
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return (void*) -1; |
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if (arg == (void*) EINTR) |
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return (void*) -1; |
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return NULL; |
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} |
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| int |
int |
| main(int argc, char **argv) |
main(int argc, char **argv) |
| { |
{ |
| struct passwd *pass; |
struct passwd *pass; |
| int fd, h = 0, uid = 0, gid = 0; |
int fd, h = 0, uid = 0, gid = 0; |
| long id = ANSH_ID; |
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| char ch, szUser[STRSIZ] = "root", szChroot[STRSIZ] = "/", szDev[STRSIZ] = { 0 }; |
char ch, szUser[STRSIZ] = "root", szChroot[STRSIZ] = "/", szDev[STRSIZ] = { 0 }; |
| struct sigaction sact; |
struct sigaction sact; |
| sched_root_task_t *root = NULL; |
sched_root_task_t *root = NULL; |
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Line 70 main(int argc, char **argv)
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Line 85 main(int argc, char **argv)
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| Get1stEth(szDev, STRSIZ); |
Get1stEth(szDev, STRSIZ); |
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| while ((ch = getopt(argc, argv, "hvulbd:U:C:")) != -1) | while ((ch = getopt(argc, argv, "hvubt:d:U:C:")) != -1) |
| switch (ch) { |
switch (ch) { |
| case 'U': |
case 'U': |
| pass = getpwnam(optarg); |
pass = getpwnam(optarg); |
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Line 91 main(int argc, char **argv)
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Line 106 main(int argc, char **argv)
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| } else |
} else |
| strlcpy(szChroot, optarg, sizeof szChroot); |
strlcpy(szChroot, optarg, sizeof szChroot); |
| break; |
break; |
| case 'i': | case 't': |
| id = strtol(optarg, NULL, 0); | Timeout = abs(strtol(optarg, NULL, 0)); |
| break; |
break; |
| case 'd': |
case 'd': |
| strlcpy(szDev, optarg, sizeof szDev); |
strlcpy(szDev, optarg, sizeof szDev); |
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Line 152 main(int argc, char **argv)
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Line 167 main(int argc, char **argv)
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| } |
} |
| } |
} |
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if (ioCreatePIDFile(PIDFILE_ANSHD, 42)) { |
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ERR("Error:: already started anshd service ...\n"); |
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closelog(); |
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return 1; |
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} |
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| h = PrepareL2(szDev, &bpfLEN); |
h = PrepareL2(szDev, &bpfLEN); |
| if (h == -1) { |
if (h == -1) { |
| ERR("Error:: Descriptor not opened ... abort!\n"); |
ERR("Error:: Descriptor not opened ... abort!\n"); |
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unlink(PIDFILE_ANSHD); |
| closelog(); |
closelog(); |
| return 2; |
return 2; |
| } |
} |
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| SLIST_INIT(&pH); |
SLIST_INIT(&pH); |
| if (!(proc = InitProc(h, NULL, id, bpfLEN))) { | if (!(proc = InitProc(h, NULL, ANSH_ID, bpfLEN))) { |
| ERR("Error:: Not enough memory ...\n"); |
ERR("Error:: Not enough memory ...\n"); |
| close(h); |
close(h); |
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unlink(PIDFILE_ANSHD); |
| closelog(); |
closelog(); |
| return 3; |
return 3; |
| } |
} |
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Line 170 main(int argc, char **argv)
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Line 193 main(int argc, char **argv)
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| root = schedBegin(); |
root = schedBegin(); |
| if (!root) { |
if (!root) { |
| ERR("Scheduler not init #%d - %s\n", sched_GetErrno(), sched_GetError()); |
ERR("Scheduler not init #%d - %s\n", sched_GetErrno(), sched_GetError()); |
| DestroyProc(id); | DestroyProc(ANSH_ID); |
| close(h); |
close(h); |
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unlink(PIDFILE_ANSHD); |
| closelog(); |
closelog(); |
| return 4; |
return 4; |
| } | } else |
| | root->root_hooks.hook_root.error = hook_error; |
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| chdir("/"); |
chdir("/"); |
| chroot(szChroot); |
chroot(szChroot); |
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Line 182 main(int argc, char **argv)
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Line 207 main(int argc, char **argv)
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| setgid(gid); |
setgid(gid); |
| setuid(uid); |
setuid(uid); |
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| if (schedRead(root, pktRx, (void*) id, h)) { | if (schedRead(root, pktRx, (void*) ANSH_ID, h)) { |
| schedRun(root, &Kill); |
schedRun(root, &Kill); |
| } else |
} else |
| ERR("Failed to add reader task #%d - %s\n", sched_GetErrno(), sched_GetError()); |
ERR("Failed to add reader task #%d - %s\n", sched_GetErrno(), sched_GetError()); |
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| VERB(1) LOG("Finish process."); |
VERB(1) LOG("Finish process."); |
| schedEnd(&root); |
schedEnd(&root); |
| DestroyProc(id); | DestroyProc(ANSH_ID); |
| close(h); |
close(h); |
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unlink(PIDFILE_ANSHD); |
| closelog(); |
closelog(); |
| return 0; |
return 0; |
| } |
} |