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Add process name and id checking functions

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This commit is contained in:
Scott Ullrich 2008-02-22 00:02:36 +00:00
parent af57ba5fc0
commit 53aca1fdc3
1 changed files with 30 additions and 5 deletions
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35
etc/inc/util.inc
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@ -34,19 +34,44 @@ function killbypid($pidfile) {
sigkillbypid($pidfile, "TERM");
}
function isvalidpid($pid) {
$running = `ps -p $pid | wc -l`;
if(intval($running) > 1)
return true;
else
return false;
}
function isvalidproc($proc) {
$running = `ps awux | grep $proc | grep -v grep | wc -l`;
if(intval($running) > 1)
return true;
else
return false;
}
/* sigkill a process by pid file */
/* return 1 for success and 0 for a failure */
function sigkillbypid($pidfile, $sig) {
if (file_exists($pidfile)) {
if (is_file($pidfile)) {
$pid = trim(file_get_contents($pidfile));
mwexec("/bin/kill -s $sig {$pid}");
} else {
mwexec("/bin/kill -s $sig {$pidfile}");
if(isvalidpid($pid))
return mwexec("/bin/kill -s $sig {$pid}");
}
return 0;
}
/* kill a process by name */
function sigkillbyname($procname, $sig) {
if(isvalidproc($procname))
return mwexec("/usr/bin/killall -{$sig} " . escapeshellarg($procname));
}
/* kill a process by name */
function killbyname($procname) {
mwexec("/usr/bin/killall " . escapeshellarg($procname));
if(isvalidproc($procname))
mwexec("/usr/bin/killall " . escapeshellarg($procname));
}
/* return the subnet address given a host address and a subnet bit count */