A drush command to reset a Drupal site admin password, either permanently or temporarily

adminpass.drush.inc

<?php
/**
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>
  */

/**
 * Simple drush command to reset uid 1 password, either temporarily
 * or permanently.  To use:
 * 
 *  $ mkdir ~/.drush
 *  $ cp adminpass.drush.inc ~/.drush
 *  $ cd /path/to/drupal/site
 *  $ drush adminpass
 */

function adminpass_drush_command() {
  $items = array();

  $items['adminpass'] = array(
    'description' => "Reset the site admin password, temporarily or permanently.",
    'bootstrap' => DRUSH_BOOTSTRAP_DRUPAL_FULL,
  );

  return $items;
}

function adminpass_drush_help($section) {
  switch ($section) {
    case 'drush:adminpass':
      return dt("This command will reset the admin password to a randomly generated value, and then optionally reset the admin password back to the original.");
  }
}

function drush_adminpass() {
  $account = user_load(array('uid' => 1));
  $oldpass = $account->pass;
  $newpass = user_password();
  if (drush_confirm(dt("Set !name password to !newpass ?", array('!name' => $account->name, '!newpass' => $newpass)))) {
    if (!user_save($account, array('pass' => $newpass))) {
      drush_log(dt('Failed to save admin user.'), 'error');
      return FALSE;
    }
    if (drush_confirm(dt("Reset password to original value?"))) {
      if (! $res = db_query("UPDATE {users} SET pass = '%s' WHERE uid = 1", array($oldpass))) {
        drush_log(dt("Failed to reset password md5 to !md5", array('!md5' => $oldpass)));
        return FALSE;
      }
    }
  }
  else {
    drush_log(dt('Command aborted'), 'ok');
  }
  return TRUE;
}