do_actions.php File Reference

Go to the source code of this file.

Functions
	d ($mess)
	mail_it ()
	execute_cmd ($command, $parameters=array())

Variables
	$debug = 1
	This script check the MySQL DB for actions to do, and do them one by one.
	$error_raise = ''
	$LOCK_FILE = '/var/run/alternc/do_actions_cron.lock'
	$SCRIPT = '/usr/bin/php do_actions.php'
	$MY_PID = getmypid()
	$FIXPERM = '/usr/lib/alternc/fixperms.sh'

Function Documentation

d

(

$mess

)

Definition at line 54 of file do_actions.php.

References $debug.

                 {
  global $debug;
  if ($debug == 1)
    echo "$mess\n";
}

execute_cmd	(		$command,
			$parameters = array()
	)

Definition at line 71 of file do_actions.php.

References $parameters.

                                                    {
  $cmd_line = "$command ";
  if (!empty($parameters)) {
    if (is_array($parameters)) {
      foreach($parameters as $pp) {
        $cmd_line.= " ".escapeshellarg($pp)." ";
      }
    } else {
      $cmd_line.= " ".escapeshellarg($parameters)." " ;
    }
  }
  $cmd_line.= " 2>&1";
  exec($cmd_line, $output, $code);
  return array('executed' => $cmd_line, 'output'=>$output, 'return_var'=>$code);
}

require_once("/usr/share/alternc/panel/class/config_nochk.php");

$admin->stop_if_jobs_locked();

$LOCK_FILE='/var/run/alternc/do_actions_cron.lock';
$SCRIPT='/usr/bin/php do_actions.php';
$MY_PID=getmypid();
$FIXPERM='/usr/lib/alternc/fixperms.sh';

// Check if script isn't already running
if (file_exists($LOCK_FILE) !== false){
    d("Lock file already exists. ");
    // Check if file is in process list
    $PID=file_get_contents($LOCK_FILE);
    d("My PID is $MY_PID, PID in the lock file is $PID");
    if ($PID == exec("pidof $SCRIPT | tr ' ' '\n' | grep -v $MY_PID")){
      // Previous cron is not finished yet, just exit
      d("Previous cron is already running, we just exit and let it finish :-)");
      exit(0);
    }else{
      // Previous cron failed!
      $error_raise.="Lock file already exists. No process with PID $PID found! Previous cron failed...\n";

      // No need to remove anything, we're going to recreate it
      //d("Removing lock file and trying to process the failed action...");
      // Delete the lock and continue to the next action
      //unlink($LOCK_FILE);

      // Lock with the current script's PID
      if (file_put_contents($LOCK_FILE,$MY_PID) === false){
        $error_raise.="Cannot open/write $LOCK_FILE\n";
        mail_it();
        exit(1);
      }

      // Get the action(s) that was processing when previous script failed
      // (Normally, there will be at most 1 job pending... but who know?)
      while($cc=$action->get_job()){
        $c=$cc[0];
        $params=unserialize($c["parameters"]);
        // We can resume these types of action, so we reset the job to process it later
        d("Previous job was the n°".$c["id"]." : '".$c["type"]."'");
        if($c["type"] == "CREATE_FILE" && is_dir(dirname($params["file"])) || $c["type"] == "CREATE_DIR" || $c["type"] == "DELETE" || $c["type"] == "FIX_DIR" || $c["type"] == "FIX_FILE"){
          d("Reset of the job! So it will be resumed...");
          $action->reset_job($c["id"]);
        }else{
          // We can't resume the others types, notify the fail and finish this action
          $error_raise.="Can't resume the job n°".$c["id"]." action '".$c["type"]."', finishing it with a fail status.\n";
          if(!$action->finish($c["id"],"Fail: Previous script crashed while processing this action, cannot resume it.")){
            $error_raise.="Cannot finish the action! Error while inserting the error value in the DB for action n°".$c["id"]." : action '".$c["type"]."'\n";
            break; // Else we go into an infinite loop... AAAAHHHHHH
          }
        }
      }
    }
}else{

mail_it

(

)

Definition at line 61 of file do_actions.php.

References $error_raise.

                  {
  global $error_raise,$L_FQDN;
  mail("alterncpanel@$L_FQDN",'Script do_actions.php issues',"\n Errors reporting mail:\n\n$error_raise");
}

Variable Documentation

$debug = 1

This script check the MySQL DB for actions to do, and do them one by one.

Copyright

AlternC-Team 2002-2013 http://alternc.org/

Definition at line 50 of file do_actions.php.

Referenced by d().

$error_raise = ''

Definition at line 51 of file do_actions.php.

Referenced by mail_it().

$FIXPERM = '/usr/lib/alternc/fixperms.sh'

Definition at line 94 of file do_actions.php.

$LOCK_FILE = '/var/run/alternc/do_actions_cron.lock'

Definition at line 91 of file do_actions.php.

$MY_PID = getmypid()

Definition at line 93 of file do_actions.php.

$SCRIPT = '/usr/bin/php do_actions.php'

Definition at line 92 of file do_actions.php.