testing SIGNALs with circusd

circusd.ini

[circus]
check_delay = 5
endpoint = tcp://127.0.0.1:5555
pubsub_endpoint = tcp://127.0.0.1:5556
;stats_endpoint = tcp://127.0.0.1:5557
httpd = False
debug = False

[plugin:flapping]
use = circus.plugins.flapping.Flapping
retry_in = 3
max_retry = 2


[watcher:sigtest]
cmd=/mnt/giant/sigtest.php
uid=root
numprocesses=1
priority=14

sigtest.php

#!/usr/bin/php
<?php 
ini_set("error_reporting",E_ALL);
ini_set("display_errors",1);


function _log($message, $echo=false){
	$pid = getmypid();
	$log_message = "[$pid][" . date("Y-m-d H:i:s") . "] $message\n";
	file_put_contents("/var/log/sigtest.log", $log_message, FILE_APPEND);
	echo $log_message;
}


// tick use required as of PHP 4.3.0
declare(ticks = 1);

// signal handler function
function sig_handler($signo) {
	$pid = getmypid();
	switch ($signo) {
		case SIGTERM:
			// handle shutdown tasks
			_log("Caught SIGTERM");
			exit;
			break;
		
		case SIGINT:
			_log("Caught SIGINT");
			exit;
			break;

		case SIGHUP:
			_log("Caught SIGHUP");
			break;
		
		default:
			echo "Something else received\n";
			break;
	}

}

_log("Installing signal handler");

// setup signal handlers
pcntl_signal(SIGTERM, "sig_handler");
pcntl_signal(SIGINT, "sig_handler");
pcntl_signal(SIGHUP,  "sig_handler");

while(1){

}
?>