/** * Constructor is protected to implement the singleton pattern using * the BlockStorageTest::getTestController static method * @param array $options the test options */ protected function BlockStorageTestThroughput($options, $bs = NULL) { if ($bs === NULL) { foreach (array('1024k', '128k') as $bs) { if (!isset($options['skip_blocksize']) || !in_array($bs, $options['skip_blocksize'])) { $this->subtests[$bs] = new BlockStorageTestThroughput($options, $bs); $this->subtests[$bs]->purgeAndPrecondition = count($this->subtests[$bs]) > 1; $this->subtests[$bs]->test = 'throughput'; $this->subtests[$bs]->verbose = isset($options['verbose']) && $options['verbose']; $this->subtests[$bs]->controller =& $this; } } } else { $this->bs = $bs; $this->options = $options; $this->test = 'throughput'; foreach ($options['target'] as $target) { $device = BlockStorageTest::getDevice($target); $device == $target ? $this->deviceTargets = TRUE : ($this->volumeTargets = TRUE); break; } } }
/** * validate run options. returns an array populated with error messages * indexed by the argument name. If options are valid, the array returned * will be empty * @param array $options the run options (see BlockStorageTest::getRunOptions) * @return array */ public static function validateRunOptions($options) { $validate = array('active_range' => array('min' => 1, 'max' => 100), 'font_size' => array('min' => 6, 'max' => 64), 'oio_per_thread' => array('min' => 1, 'max' => 256), 'output' => array('write' => TRUE), 'precondition_passes' => array('min' => 1, 'max' => 5), 'skip_blocksize' => array('option' => array('1m', '128k', '64k', '32k', '16k', '8k', '512b')), 'skip_workload' => array('option' => array('100/0', '95/5', '65/35', '50/50', '35/65', '5/95')), 'ss_max_rounds' => array('min' => 5, 'max' => 100), 'ss_verification' => array('min' => 1, 'max' => 100), 'target' => array('required' => TRUE, 'write' => TRUE), 'test' => array('option' => BlockStorageTest::getSupportedTests(), 'required' => TRUE), 'threads' => array('min' => 1), 'threads_per_core_max' => array('min' => 1), 'threads_per_target_max' => array('min' => 1), 'timeout' => array('min' => 3600), 'trim_offset_end' => array('min' => 1), 'wd_test_duration' => array('min' => 10)); if (!($valid = validate_options($options, $validate))) { $devices = 0; $volumes = 0; // device and volume type targets cannot be mixed foreach ($options['target'] as $target) { $device = BlockStorageTest::getDevice($target); $device == $target ? $devices++ : $volumes++; } if ($devices && $volumes) { $valid = array('target' => 'Device and volume type targets cannot be mixed'); } // validate collectd rrd options if (isset($options['collectd_rrd'])) { if (!ch_check_sudo()) { $valid['collectd_rrd'] = 'sudo privilege is required to use this option'; } else { if (!is_dir($options['collectd_rrd_dir'])) { $valid['collectd_rrd_dir'] = sprintf('The directory %s does not exist', $options['collectd_rrd_dir']); } else { if (shell_exec('ps aux | grep collectd | wc -l') * 1 < 2) { $valid['collectd_rrd'] = 'collectd is not running'; } else { if (shell_exec(sprintf('find %s -maxdepth 1 -type d 2>/dev/null | wc -l', $options['collectd_rrd_dir'])) * 1 < 2) { $valid['collectd_rrd_dir'] = sprintf('The directory %s is empty', $options['collectd_rrd_dir']); } } } } } } return $valid; }