mirror of
https://github.com/ElvishArtisan/rivendell.git
synced 2025-11-04 08:04:12 +01:00
698b475933
* Removed all CVS tags. * Removed 'const char *name' parameter from all QObject contructors.
132 lines
2.8 KiB
C++
132 lines
2.8 KiB
C++
// rdcheck_daemons.cpp
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//
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// Get the status of the Rivendell system daemons.
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//
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// (C) Copyright 2002-2003,2016 Fred Gleason <fredg@paravelsystems.com>
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2 as
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// published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public
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// License along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <signal.h>
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#include <qstring.h>
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#include <qdir.h>
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#include <qmessagebox.h>
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#include <rd.h>
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#include <rdcheck_daemons.h>
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pid_t GetPid(QString pidfile)
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{
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FILE *handle;
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pid_t ret;
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if((handle=fopen((const char *)pidfile,"r"))==NULL) {
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return -1;
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}
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if(fscanf(handle,"%d",&ret)!=1) {
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ret=-1;
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}
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fclose(handle);
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return ret;
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}
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void RDInitializeDaemons()
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{
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if(!RDStartDaemons()) {
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QMessageBox::warning(NULL,"Missing Daemons",
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"Unable to start Rivendell daemons!");
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exit(1);
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}
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}
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bool RDCheckDaemon(QString name)
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{
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QString cmd;
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pid_t daemonPid = GetPid(name);
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if(daemonPid == -1) return false;
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cmd=QString().sprintf("ps -p %d | grep %d > /dev/null", daemonPid, daemonPid);
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int grepResult = system(cmd);
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// Grep returns 0 if any lines were found
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return (grepResult == 0);
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}
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bool RDCheckDaemons()
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{
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return RDCheckDaemon(RD_CAED_PID)&&
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RDCheckDaemon(RD_RIPCD_PID)&&
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RDCheckDaemon(RD_RDCATCHD_PID);
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}
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bool RDStartDaemon(QString cmd)
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{
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system(cmd);
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return true;
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}
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bool RDStartDaemons()
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{
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if(!RDCheckDaemon(RD_CAED_PID)) {
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RDKillDaemons();
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RDStartDaemon("caed");
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sleep(RD_DAEMON_PAUSE_TIME);
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if(!RDCheckDaemon(RD_CAED_PID)) {
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return false;
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}
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}
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if(!RDCheckDaemon(RD_RIPCD_PID)) {
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RDStartDaemon("ripcd");
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sleep(RD_DAEMON_PAUSE_TIME);
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if(!RDCheckDaemon(RD_RIPCD_PID)) {
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return false;
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}
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}
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if(!RDCheckDaemon(RD_RDCATCHD_PID)) {
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RDStartDaemon("rdcatchd");
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sleep(RD_DAEMON_PAUSE_TIME);
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if(!RDCheckDaemon(RD_RDCATCHD_PID)) {
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return false;
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}
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}
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return true;
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}
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bool RDKillDaemons()
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{
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if(RDCheckDaemon(RD_CAED_PID)) {
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kill(GetPid(RD_CAED_PID),SIGTERM);
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}
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if(RDCheckDaemon(RD_RIPCD_PID)) {
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kill(GetPid(RD_RIPCD_PID),SIGTERM);
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}
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if(RDCheckDaemon(RD_RDCATCHD_PID)) {
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kill(GetPid(RD_RDCATCHD_PID),SIGTERM);
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}
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return true;
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}
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