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https://github.com/librenms/librenms.git
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181b0fb7d5
* Use the new locks for schema updates * removed schema lock from discovery * Add the ability to wait for a lock. Add unit tests * Add MysqlLock Use that for the schema updates Wait up to 30s for other schema updates to complete. * Switch the schema lock back to a file lock for now. Make FileLock support indefinite locking without polling. Add a warning to MysqlLock for scenarios where it won't work. * Delete MysqlLock.php * Removed MySQL lock tests
73 lines
2.4 KiB
PHP
73 lines
2.4 KiB
PHP
<?php
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/**
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* LockTest.php
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*
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* Test Locking functionality.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @package LibreNMS
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* @link http://librenms.org
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* @copyright 2017 Tony Murray
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* @author Tony Murray <murraytony@gmail.com>
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*/
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namespace LibreNMS\Tests;
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use LibreNMS\FileLock;
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use PHPUnit\Framework\TestCase;
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class LockTest extends TestCase
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{
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public function testFileLock()
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{
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$lock = FileLock::lock('tests');
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$this->assertNotFalse($lock, 'Failed to acquire initial lock!');
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$lock->release();
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$new_lock = FileLock::lock('tests');
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$this->assertNotFalse($new_lock, 'Failed to release the lock with release()');
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unset($new_lock);
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$this->assertNotFalse(FileLock::lock('tests'), 'Failed to remove lock when the lock object was destroyed');
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}
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public function testFileLockFail()
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{
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$lock = FileLock::lock('tests');
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$this->assertNotFalse($lock, 'Failed to acquire initial lock!');
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$failed_lock = FileLock::lock('tests');
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$this->assertFalse($failed_lock, 'Additional lock attempt did not fail');
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}
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public function testFileLockWait()
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{
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$lock = FileLock::lock('tests');
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$this->assertNotFalse($lock, 'Failed to acquire initial lock!');
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$start = microtime(true);
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$wait_lock = FileLock::lock('tests', 1);
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$this->assertGreaterThan(1, microtime(true) - $start, 'Lock did not wait.');
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$this->assertFalse($wait_lock, 'Waiting lock attempt did not fail');
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$lock->release();
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$start = microtime(true);
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$wait_lock = FileLock::lock('tests', 5);
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$this->assertLessThan(1, microtime(true) - $start, 'Lock waited when it should not have');
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$this->assertNotFalse($wait_lock, 'Second wait lock did not succeed');
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}
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}
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