static int nl_init_mib(lua_State *L) { register_mib_handlers(); read_premib_configs(); read_configs(); init_snmp("lua_snmp"); lua_pushnil(L); return 1; }
int main(int argc, char *argv[]) { int arg,i; int ret; u_short dest_port = 161; int dont_fork = 0, dont_zero_log = 0; char logfile[300]; char *cptr, **argvptr; logfile[0] = 0; optconfigfile = NULL; dontReadConfigFiles = 0; #ifdef LOGFILE strcpy(logfile,LOGFILE); #endif /* * usage: snmpd */ for(arg = 1; arg < argc; arg++){ if (argv[arg][0] == '-'){ switch(argv[arg][1]){ case 'c': if (++arg == argc) usage(argv[0]); optconfigfile = strdup(argv[arg]); break; case 'C': dontReadConfigFiles = 1; break; case 'd': snmp_dump_packet++; verbose = 1; break; case 'q': snmp_set_quick_print(1); break; case 'D': debug_register_tokens(&argv[arg][2]); snmp_set_do_debugging(1); break; case 'p': if (++arg == argc) usage(argv[0]); dest_port = atoi(argv[arg]); if (dest_port <= 0) usage(argv[0]); break; case 'a': log_addresses++; break; case 'V': verbose = 1; break; case 'f': dont_fork = 1; break; case 'l': if (++arg == argc) usage(argv[0]); strcpy(logfile,argv[arg]); break; case 'L': logfile[0] = 0; break; case 'A': dont_zero_log = 1; break; case 'h': usage(argv[0]); break; case 'H': init_agent(); /* register our .conf handlers */ #ifdef HAVE_MIB register_mib_handlers(); /* snmplib .conf handlers */ #endif fprintf(stderr, "Configuration directives understood:\n"); read_config_print_usage(" "); break; case 'v': printf("\nUCD-snmp version: %s\n",VersionInfo); printf("Author: Wes Hardaker\n"); printf("Email: [email protected]\n\n"); exit (0); case '-': switch(argv[arg][2]){ case 'v': printf("\nUCD-snmp version: %s\n",VersionInfo); printf("Author: Wes Hardaker\n"); printf("Email: [email protected]\n\n"); exit (0); case 'h': usage(argv[0]); exit(0); } default: printf("invalid option: %s\n", argv[arg]); usage(argv[0]); break; } continue; } } /* initialize a argv set to the current for restarting the agent */ argvrestartp = (char **) malloc((argc+2) * sizeof (char *)); argvptr = argvrestartp; for(i=0, ret = 1; i < argc; i++) { ret += strlen(argv[i])+1; } argvrestart = (char *) malloc((ret)); argvrestartname = (char *) malloc(strlen(argv[0])+1); strcpy(argvrestartname,argv[0]); for(cptr = argvrestart,i = 0; i < argc; i++) { strcpy(cptr,argv[i]); *(argvptr++) = cptr; cptr += strlen(argv[i]) + 1; } *cptr = 0; *argvptr = NULL; /* open the logfile if necessary */ if (logfile[0]) { close(1); open(logfile,O_WRONLY|O_CREAT| ((dont_zero_log) ? O_APPEND : O_TRUNC), 0644); close(2); dup(1); close(0); } #ifdef USE_LIBWRAP openlog("snmpd", LOG_CONS, LOG_AUTH|LOG_INFO); #endif setvbuf (stdout, NULL, _IOLBF, BUFSIZ); printf ("%s UCD-SNMP version %s\n", sprintf_stamp (NULL), VersionInfo); if (!dont_fork && fork() != 0) /* detach from shell */ exit(0); init_agent(); /* register our .conf handlers */ #ifdef HAVE_MIB register_mib_handlers(); /* snmplib .conf handlers */ read_premib_configs(); /* read pre-mib-reading .conf handlers */ init_mib(); /* initialize the mib structures */ #endif update_config(0); /* read in config files and register HUP */ #ifdef PERSISTENTFILE /* read in the persistent information cache */ read_config_with_type(PERSISTENTFILE, "snmpd"); unlink(PERSISTENTFILE); /* nuke it now that we've read it */ #endif #ifdef HAVE_SNMP2P init_snmp2p( dest_port ); #endif printf("Opening port(s): "); fflush(stdout); if (( ret = open_port( dest_port )) > 0 ) sd_handlers[ret-1] = snmp_read_packet; /* Save pointer to function */ #ifdef HAVE_SNMP2P open_ports_snmp2p( ); #endif printf("\n"); fflush(stdout); /* get current time (ie, the time the agent started) */ gettimeofday(&starttime, NULL); starttime.tv_sec--; starttime.tv_usec += 1000000L; /* send coldstart trap via snmptrap(1) if possible */ send_easy_trap (0, 0); signal(SIGTERM, SnmpdShutDown); signal(SIGINT, SnmpdShutDown); memset(addrCache, 0, sizeof(addrCache)); receive(sdlist); #include "mib_module_shutdown.h" DEBUGMSGTL(("snmpd", "sending shutdown trap\n")); SnmpTrapNodeDown(); DEBUGMSGTL(("snmpd", "Bye...\n")); return 0; }