function _hosting_setup_cron in Hosting 7.3

Same name and namespace in other branches

1. 5 hosting.module \_hosting_setup_cron()
2. 6.2 hosting.module \_hosting_setup_cron()
3. 7.4 hosting.module \_hosting_setup_cron()

Set up the hosting-dispatch command in the aegir user's crontab.

Replace the crontab entry if it exists, else create it from scratch.

2 calls to _hosting_setup_cron()

drush_hosting_pause in ./pause.hosting.inc

Drush command to pause the Aegir frontend queues.

drush_hosting_setup in ./hosting.module

Initial hosting setup drush command.

File

./hosting.module, line 739

Hosting module.

Code

function _hosting_setup_cron($add = TRUE) {
  $existing = FALSE;
  $cron = '';
  $cron_lines = array();

  // Load any existing crontab.
  exec('crontab -l 2> /dev/null', $cron_lines);
  variable_set('hosting_cron_backup', $cron_lines);
  if (count($cron_lines)) {
    drush_log(dt("Replacing existing crontab"), 'notice');
    $cron_lines = hosting_queues_cron_removal($cron_lines);
    $cron = implode("\n", $cron_lines);
  }
  else {
    drush_log(dt("No existing crontab was found"), 'message');
  }
  if ($add) {

    // Append the fresh Aegir specific lines.
    $cron .= "\n" . hosting_queues_cron_cmd();
    drush_log(dt("Adding hosting-dispatch cron entry to run every minute"), 'ok');
  }

  // Write a new crontab.
  $fp = popen('crontab -', 'w');
  $success = TRUE;
  if ($fp) {
    if (fwrite($fp, $cron) && fwrite($fp, "\n")) {
      $success = TRUE;
    }
    else {
      $success = FALSE;
    }

    // 'pclose' returns shell exit codes (ie. 0 is success).
    if (pclose($fp)) {
      $success = FALSE;
    }
  }
  else {
    $success = FALSE;
  }
  if ($success) {
    drush_log(dt("Installed a new crontab entry."), 'success');
  }
  else {
    drush_set_error('PROVISION_CRON_FAILED', dt('Failed to install cron job'));
  }
}