function run_process($cmd,$outputFile = '/dev/null', $append = false){
$pid=0;
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {//'This is a server using Windows!';
$cmd = 'wmic process call create "'.$cmd.'" | find "ProcessId"';
$handle = popen("start /B ". $cmd, "r");
$read = fread($handle, 200); //Read the output
$pid=substr($read,strpos($read,'=')+1);
$pid=substr($pid,0,strpos($pid,';') );
$pid = (int)$pid;
pclose($handle); //Close
}else{
$pid = (int)shell_exec(sprintf('%s %s %s 2>&1 & echo $!', $cmd, ($append) ? '>>' : '>', $outputFile));
}
return $pid;
}
function is_process_running($pid){
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {//'This is a server using Windows!';
//tasklist /FI "PID eq 6480"
$result = shell_exec('tasklist /FI "PID eq '.$pid.'"' );
if (count(preg_split("/\n/", $result)) > 0 && !preg_match('/No tasks/', $result)) {
return true;
}
}else{
$result = shell_exec(sprintf('ps %d 2>&1', $pid));
if (count(preg_split("/\n/", $result)) > 2 && !preg_match('/ERROR: Process ID out of range/', $result)) {
return true;
}
}
return false;
}
function stop_process($pid){
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {//'This is a server using Windows!';
$result = shell_exec('taskkill /PID '.$pid );
if (count(preg_split("/\n/", $result)) > 0 && !preg_match('/No tasks/', $result)) {
return true;
}
}else{
$result = shell_exec(sprintf('kill %d 2>&1', $pid));
if (!preg_match('/No such process/', $result)) {
return true;
}
}
}
$cmd='';
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {//'This is a server using Windows!';
$cmd= $php_path.'\php.exe '.$path.'\long_process.php' ;
}else{
$cmd='/usr/bin/php -f /var/www/example.com/public/long_process.php';
}
$pid=run_process($cmd);