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netkiller at msn dot com
8 years ago
<?php
/*
* PHP Daemon sample.
* Home: http://netkiller.github.io
* Author: netkiller<netkiller@msn.com>
*
*/
class Logger {

public function
__construct(/*Logging $logger*/) {
}

public function
logger($type, $message) {
$log = sprintf ( "%s\t%s\t%s\n", date ( 'Y-m-d H:i:s' ), $type, $message );
file_put_contents ( sprintf(__DIR__."/../log/sender.%s.log", date ( 'Y-m-d' )), $log, FILE_APPEND );
}

}

final class
Signal{
public static
$signo = 0;
protected static
$ini = null;
public static function
set($signo){
self::$signo = $signo;
}
public static function
get(){
return(
self::$signo);
}
public static function
reset(){
self::$signo = 0;
}
}

class
Test extends Logger {
//public static $signal = null;

public function __construct() {
//self::$signal == null;
}
public function
run(){
while(
true){
pcntl_signal_dispatch();
printf(".");
sleep(1);
if(
Signal::get() == SIGHUP){
Signal::reset();
break;
}
}
printf("\n");
}
}

class
Daemon extends Logger {
/* config */
const LISTEN = "tcp://192.168.2.15:5555";
const
pidfile = __CLASS__;
const
uid = 80;
const
gid = 80;
const
sleep = 5;

protected
$pool = NULL;
protected
$config = array();

public function
__construct($uid, $gid, $class) {
$this->pidfile = '/var/run/'.basename(get_class($class), '.php').'.pid';
//$this->config = parse_ini_file('sender.ini', true); //include_once(__DIR__."/config.php");
$this->uid = $uid;
$this->gid = $gid;
$this->class = $class;
$this->classname = get_class($class);

$this->signal();
}
public function
signal(){

pcntl_signal(SIGHUP, function($signo) /*use ()*/{
//echo "\n This signal is called. [$signo] \n";
printf("The process has been reload.\n");
Signal::set($signo);
});

}
private function
daemon(){
if (
file_exists($this->pidfile)) {
echo
"The file $this->pidfile exists.\n";
exit();
}

$pid = pcntl_fork();
if (
$pid == -1) {
die(
'could not fork');
} else if (
$pid) {
// we are the parent
//pcntl_wait($status); //Protect against Zombie children
exit($pid);
} else {
file_put_contents($this->pidfile, getmypid());
posix_setuid(self::uid);
posix_setgid(self::gid);
return(
getmypid());
}
}
private function
run(){

while(
true){

printf("The process begin.\n");
$this->class->run();
printf("The process end.\n");

}
}
private function
foreground(){
$this->run();
}
private function
start(){
$pid = $this->daemon();
for(;;){
$this->run();
sleep(self::sleep);
}
}
private function
stop(){

if (
file_exists($this->pidfile)) {
$pid = file_get_contents($this->pidfile);
posix_kill($pid, 9);
unlink($this->pidfile);
}
}
private function
reload(){
if (
file_exists($this->pidfile)) {
$pid = file_get_contents($this->pidfile);
//posix_kill(posix_getpid(), SIGHUP);
posix_kill($pid, SIGHUP);
}
}
private function
status(){
if (
file_exists($this->pidfile)) {
$pid = file_get_contents($this->pidfile);
system(sprintf("ps ax | grep %s | grep -v grep", $pid));
}
}
private function
help($proc){
printf("%s start | stop | restart | status | foreground | help \n", $proc);
}
public function
main($argv){

if(
count($argv) < 2){
$this->help($argv[0]);
printf("please input help parameter\n");
exit();
}
if(
$argv[1] === 'stop'){
$this->stop();
}else if(
$argv[1] === 'start'){
$this->start();
}else if(
$argv[1] === 'restart'){
$this->stop();
$this->start();
}else if(
$argv[1] === 'status'){
$this->status();
}else if(
$argv[1] === 'foreground'){
$this->foreground();
}else if(
$argv[1] === 'reload'){
$this->reload();
}else{
$this->help($argv[0]);
}
}
}

$daemon = new Daemon(80,80, new Test());
$daemon->main($argv);
?>
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