Mercurial > hg > freeDiameter-dtls
view extensions/dbg_monitor/dbg_monitor.c @ 176:80eb9ba234c4
Added regular traces
author | Sebastien Decugis <sdecugis@nict.go.jp> |
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date | Wed, 03 Feb 2010 16:19:25 +0900 |
parents | d7acdc46134d |
children | 80a8605ab4db |
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/********************************************************************************************************* * Software License Agreement (BSD License) * * Author: Sebastien Decugis <sdecugis@nict.go.jp> * * * * Copyright (c) 2009, WIDE Project and NICT * * All rights reserved. * * * * Redistribution and use of this software in source and binary forms, with or without modification, are * * permitted provided that the following conditions are met: * * * * * Redistributions of source code must retain the above * * copyright notice, this list of conditions and the * * following disclaimer. * * * * * Redistributions in binary form must reproduce the above * * copyright notice, this list of conditions and the * * following disclaimer in the documentation and/or other * * materials provided with the distribution. * * * * * Neither the name of the WIDE Project or NICT nor the * * names of its contributors may be used to endorse or * * promote products derived from this software without * * specific prior written permission of WIDE Project and * * NICT. * * * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED * * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR * * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * *********************************************************************************************************/ /* Monitoring extension: - periodically display queues and peers information - upon SIGUSR2, display additional debug information */ #include <freeDiameter/extension.h> #include <signal.h> #ifndef MONITOR_SIGNAL #define MONITOR_SIGNAL SIGUSR2 #endif /* MONITOR_SIGNAL */ static int monitor_main(char * conffile); EXTENSION_ENTRY("dbg_monitor", monitor_main); /* Function called on receipt of SIGUSR1 */ static void got_sig(int signal) { fd_log_debug("[dbg_monitor] Dumping extra information\n"); CHECK_FCT_DO(fd_event_send(fd_g_config->cnf_main_ev, FDEV_DUMP_DICT, 0, NULL), /* continue */); CHECK_FCT_DO(fd_event_send(fd_g_config->cnf_main_ev, FDEV_DUMP_CONFIG, 0, NULL), /* continue */); CHECK_FCT_DO(fd_event_send(fd_g_config->cnf_main_ev, FDEV_DUMP_EXT, 0, NULL), /* continue */); } /* Thread to display periodical debug information */ static pthread_t thr; static void * mn_thr(void * arg) { sigset_t sig; struct sigaction act; fd_log_threadname("Monitor thread"); /* Catch signal SIGUSR1 */ memset(&act, 0, sizeof(act)); act.sa_handler = got_sig; CHECK_SYS_DO( sigaction(MONITOR_SIGNAL, &act, NULL), /* conitnue */ ); sigemptyset(&sig); sigaddset(&sig, MONITOR_SIGNAL); CHECK_POSIX_DO( pthread_sigmask(SIG_UNBLOCK, &sig, NULL), /* conitnue */ ); /* Loop */ while (1) { #ifdef DEBUG int i; for (i=0; i<30; i++) { sleep(1); fd_log_debug("[dbg_monitor]\n"); /* This makes it easier to detect inactivity periods in the log file */ } #else /* DEBUG */ sleep(3600); /* 1 hour */ #endif /* DEBUG */ fd_log_debug("[dbg_monitor] Dumping current information\n"); CHECK_FCT_DO(fd_event_send(fd_g_config->cnf_main_ev, FDEV_DUMP_QUEUES, 0, NULL), /* continue */); CHECK_FCT_DO(fd_event_send(fd_g_config->cnf_main_ev, FDEV_DUMP_SERV, 0, NULL), /* continue */); CHECK_FCT_DO(fd_event_send(fd_g_config->cnf_main_ev, FDEV_DUMP_PEERS, 0, NULL), /* continue */); pthread_testcancel(); } return NULL; } static int monitor_main(char * conffile) { TRACE_ENTRY("%p", conffile); CHECK_POSIX( pthread_create( &thr, NULL, mn_thr, NULL ) ); return 0; } void fd_ext_fini(void) { TRACE_ENTRY(); CHECK_FCT_DO( fd_thr_term(&thr), /* continue */ ); return ; }