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<?php
function daemonize_init( $pPidfile ) {
global $gDaemonTouchTimer;
// Log our PID as the first thing, so other processes don't try to kill us.
echo "DAEMON ".getmypid()." : writing pidfile $pPidfile\n";
if( !$fp = fopen($pPidfile, "w") ) {
die( "could not open pid file: $pPidfile\n\n" );
}
fwrite($fp, posix_getpid()."\n".time()."\n");
fclose($fp);
$gDaemonTouchTimer = 0; // Timer so we only touch the pidfile sometimes.
}
function daemonize_refresh( $pPidfile ) {
global $gDaemonTouchTimer;
static $ticks = 0;
if ($gDaemonTouchTimer + 15 < time()) { // So the revivifier can tell we've hung.
if( ($ticks % 10) == 0 ) {
// keep the noise down and only log a message once per minute
echo date( 'd/M/Y:H:i:s O' )." - DAEMON ".getmypid()." : Touching the file $pPidfile to ".time()."\n";
}
if( $fp = fopen($pPidfile, "w") ) {
fwrite($fp, posix_getpid()."\n".time()."\n");
fclose($fp);
$gDaemonTouchTimer = time();
} else {
die( "could not touch pid file: $pPidfile\n\n" );
}
$ticks++;
}
}
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