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DrydockLease.php
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Fri, Nov 22, 21:51

DrydockLease.php
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<?php
/*
* Copyright 2012 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
class DrydockLease extends DrydockDAO {
protected $phid;
protected $resourceID;
protected $until;
protected $ownerPHID;
protected $attributes = array();
protected $status;
private $resource;
public function getConfiguration() {
return array(
self::CONFIG_AUX_PHID => true,
self::CONFIG_SERIALIZATION => array(
'attributes' => self::SERIALIZATION_JSON,
),
) + parent::getConfiguration();
}
public function generatePHID() {
return PhabricatorPHID::generateNewPHID(
PhabricatorPHIDConstants::PHID_TYPE_DRYL);
}
public function getInterface($type) {
return $this->getResource()->getInterface($this, $type);
}
public function getResource() {
$this->assertActive();
if ($this->resource === null) {
throw new Exception("Resource is not yet loaded.");
}
return $this->resource;
}
public function attachResource(DrydockResource $resource) {
$this->assertActive();
$this->resource = $resource;
return $this;
}
public function loadResource() {
$this->assertActive();
return id(new DrydockResource())->loadOneWhere(
'id = %d',
$this->getResourceID());
}
public function release() {
// TODO: Insert a cleanup task into the taskmaster queue.
$this->setStatus(DrydockLeaseStatus::STATUS_RELEASED);
$this->save();
$this->resource = null;
return $this;
}
private function assertActive() {
if ($this->status != DrydockLeaseStatus::STATUS_ACTIVE) {
throw new Exception(
"Lease is not active! You can not interact with resources through ".
"an inactive lease.");
}
}
}

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