/* ulogd_LOCAL.c, Version 0.3 * * ulogd interpreter plugin for: - local time of packet * - hostname of localhost * * (C) 2001-2002 by Florent AIDE * with the help of Moez MKADMI * shamelessly ripped from Harald Welte * * 2002 extended by Martin Kaehmer * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 * as published by the Free Software Foundation * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * */ #include #include #include #include #include #ifdef DEBUG_LOCAL #define DEBUGP(x) ulogd_log(ULOGD_DEBUG, x) #else #define DEBUGP(format, args...) #endif static char hostname[255]; static ulog_iret_t *_interp_local(ulog_interpreter_t *ip, ulog_packet_msg_t *pkt) { struct timeval tv; ulog_iret_t *ret = ip->result; /* Get date */ gettimeofday(&tv, NULL); /* put date */ okey_set_ui32(&ret[0], (unsigned long) tv.tv_sec); okey_set_ptr(&ret[1], hostname); return ret; } static ulog_iret_t local_rets[] = { { NULL, NULL, 0, ULOGD_RET_UINT32, ULOGD_RETF_NONE, "local.time", { ui32: 0 } }, { NULL, NULL, 0, ULOGD_RET_STRING, ULOGD_RETF_NONE, "local.hostname", { ptr: NULL } }, }; static ulog_interpreter_t local_ip[] = { { NULL, "local", 0, &_interp_local, 2, local_rets }, { NULL, "", 0, NULL, 0, NULL }, }; void _local_reg_ip(void) { ulog_interpreter_t *ip = local_ip; ulog_interpreter_t *p; for (p = ip; p->interp; p++) register_interpreter(p); } void _init(void) { /* get hostname */ char *tmp; if (gethostname(hostname, sizeof(hostname)) < 0) { ulogd_log(ULOGD_FATAL, "can't gethostname(): %s\n", strerror(errno)); exit(2); } hostname[sizeof(hostname)-1] = '\0'; /* strip off everything after first '.' */ if ((tmp = strchr(hostname, '.'))) *tmp = '\0'; _local_reg_ip(); }