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<?php |
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/** |
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* @package: chapi |
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* |
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* @author: msiebeneicher |
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* @since: 2015-07-29 |
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* |
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*/ |
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namespace Chapi\Service\JobRepository; |
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use Chapi\Component\Cache\CacheInterface; |
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use Chapi\Entity\Chronos\ChronosJobEntity; |
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use Chapi\Entity\JobEntityInterface; |
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use Chapi\Entity\Marathon\MarathonAppEntity; |
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use Chapi\Exception\JobLoadException; |
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use Symfony\Component\Filesystem\Filesystem; |
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use Webmozart\Glob\Glob; |
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class BridgeFileSystem implements BridgeInterface |
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{ |
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/** |
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* @var Filesystem |
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*/ |
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private $oFileSystemService; |
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/** |
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* @var CacheInterface |
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*/ |
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private $oCache; |
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/** |
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* @var string |
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*/ |
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private $sRepositoryDir = ''; |
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/** |
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* @var string[] |
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*/ |
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private $aDirectorySeparators = ['.', ':', '-', '\\']; |
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/** |
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* @var array |
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*/ |
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private $aJobFileMap = []; |
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/** |
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* @var array |
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*/ |
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private $aGroupedApps = []; |
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/** |
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* @param Filesystem $oFileSystemService |
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* @param CacheInterface $oCache |
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* @param string $sRepositoryDir |
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*/ |
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public function __construct( |
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Filesystem $oFileSystemService, |
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CacheInterface $oCache, |
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$sRepositoryDir |
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) |
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{ |
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$this->oFileSystemService = $oFileSystemService; |
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$this->oCache = $oCache; |
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$this->sRepositoryDir = $sRepositoryDir; |
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} |
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/** |
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* @return JobEntityInterface[] |
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*/ |
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public function getJobs() |
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{ |
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if (empty($this->aJobFileMap)) |
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{ |
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$_aJobFiles = $this->getJobFilesFromFileSystem($this->sRepositoryDir); |
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return $this->loadJobsFromFileContent($_aJobFiles, true); |
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} |
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return $this->loadJobsFromFileContent($this->aJobFileMap, false); |
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} |
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/** |
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* @param ChronosJobEntity|JobEntityInterface $oJobEntity |
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* @return bool |
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* @throws JobLoadException |
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*/ |
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public function addJob(JobEntityInterface $oJobEntity) |
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{ |
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// generate job file path by name |
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$_sJobFile = $this->generateJobFilePath($oJobEntity); |
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if ($this->hasDumpFile($_sJobFile, $oJobEntity)) |
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{ |
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$this->setJobFileToMap($oJobEntity->getKey(), $_sJobFile); |
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return true; |
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} |
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return false; |
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} |
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/** |
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* @param JobEntityInterface $oJobEntity |
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* @return bool |
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*/ |
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public function updateJob(JobEntityInterface $oJobEntity) |
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{ |
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if (in_array($oJobEntity->getKey(), $this->aGroupedApps)) |
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{ |
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// marathon's group case where app belongs to a group file |
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return $this->dumpFileWithGroup( |
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$this->getJobFileFromMap($oJobEntity->getKey()), |
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$oJobEntity |
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); |
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} |
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return $this->hasDumpFile( |
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$this->getJobFileFromMap($oJobEntity->getKey()), |
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$oJobEntity |
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); |
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} |
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/** |
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* @param ChronosJobEntity|JobEntityInterface $oJobEntity |
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* @return bool |
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*/ |
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public function removeJob(JobEntityInterface $oJobEntity) |
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{ |
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if (in_array($oJobEntity->getKey(), $this->aGroupedApps)) |
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{ |
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$_sJobFile = $this->getJobFileFromMap($oJobEntity->getKey()); |
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$this->dumpFileWithGroup( |
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$_sJobFile, |
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$oJobEntity, |
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false |
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); |
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unset($this->aJobFileMap[$oJobEntity->getKey()]); |
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return true; |
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} |
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$_sJobFile = $this->getJobFileFromMap($oJobEntity->getKey()); |
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$this->oFileSystemService->remove($_sJobFile); |
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return $this->hasUnsetJobFileFromMap($oJobEntity->getKey(), $_sJobFile); |
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} |
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/** |
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* @param JobEntityInterface $oJobEntity |
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* @return string |
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*/ |
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private function generateJobFilePath(JobEntityInterface $oJobEntity) |
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{ |
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if ($oJobEntity->getEntityType() == JobEntityInterface::CHRONOS_TYPE) |
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{ |
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$_sJobPath = str_replace( |
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$this->aDirectorySeparators, |
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DIRECTORY_SEPARATOR, |
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$oJobEntity->getKey() |
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); |
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} |
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else |
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{ |
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$_sJobPath = $oJobEntity->getKey(); |
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} |
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return $this->sRepositoryDir . DIRECTORY_SEPARATOR . $_sJobPath . '.json'; |
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} |
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/** |
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* @param string $sPath |
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* @param array $aJobFiles |
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* @return array |
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*/ |
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private function getJobFilesFromFileSystem($sPath, array &$aJobFiles = []) |
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{ |
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if (!is_dir($sPath)) |
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{ |
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throw new \RuntimeException(sprintf('Path "%s" is not valid', $sPath)); |
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} |
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$_aTemp = Glob::glob(rtrim($sPath, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR . '*'); |
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foreach ($_aTemp as $_sPath) |
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{ |
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if (is_file($_sPath) && preg_match('~\.json~i', $_sPath)) |
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{ |
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$aJobFiles[] = $_sPath; |
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} |
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elseif (is_dir($_sPath)) |
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{ |
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$this->getJobFilesFromFileSystem($_sPath, $aJobFiles); |
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} |
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} |
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return $aJobFiles; |
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} |
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/** |
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* @param string $sJobName |
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* @param string $sJobFile |
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* @throws JobLoadException |
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*/ |
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private function setJobFileToMap($sJobName, $sJobFile) |
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{ |
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// set path to job file map |
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if (isset($this->aJobFileMap[$sJobName])) |
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{ |
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throw new JobLoadException( |
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sprintf('The jobname "%s" already exists. Jobnames have to be unique - Please check your local jobfiles for duplicate entries.', $sJobName), |
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JobLoadException::ERROR_CODE_DUPLICATE_JOB_ID |
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); |
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} |
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$this->aJobFileMap[$sJobName] = $sJobFile; |
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} |
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/** |
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* @param string $sJobName |
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* @return string |
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* @throws \RuntimeException |
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*/ |
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private function getJobFileFromMap($sJobName) |
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{ |
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if (!isset($this->aJobFileMap[$sJobName])) |
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{ |
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throw new \RuntimeException(sprintf('Can\'t find file for job "%s"', $sJobName)); |
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} |
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return $this->aJobFileMap[$sJobName]; |
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} |
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/** |
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* @param string $sJobName |
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* @param string $sJobFile |
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* @return bool |
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* @throws \RuntimeException |
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*/ |
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private function hasUnsetJobFileFromMap($sJobName, $sJobFile = '') |
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{ |
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$_sJobFile = (!empty($sJobFile)) ? $sJobFile : $this->getJobFileFromMap($sJobName); |
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if (file_exists($_sJobFile)) |
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{ |
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throw new \RuntimeException(sprintf('Job file "%s" for job "%s" still exists.', $_sJobFile, $sJobName)); |
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} |
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// unset path from job file map |
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unset($this->aJobFileMap[$sJobName]); |
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return true; |
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} |
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/** |
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* @param array $aJobFiles |
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* @param bool $bSetToFileMap |
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* @return JobEntityInterface[] |
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* @throws JobLoadException |
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*/ |
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private function loadJobsFromFileContent(array $aJobFiles, $bSetToFileMap) |
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{ |
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$_aJobs = []; |
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foreach ($aJobFiles as $_sJobFilePath) |
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{ |
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$_aJobEntities = []; |
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// remove comment blocks |
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$_aTemp = json_decode( |
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preg_replace( |
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'~\/\*(.*?)\*\/~mis', |
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'', |
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file_get_contents($_sJobFilePath) |
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) |
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); |
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if ($_aTemp) |
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{ |
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// chronos |
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if (property_exists($_aTemp, 'name')) |
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{ |
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$_aJobEntities[] = new ChronosJobEntity($_aTemp); |
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} |
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//marathon |
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else if (property_exists($_aTemp, 'id')) |
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{ |
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foreach ($this->getMarathonEntitiesForConfig($_aTemp) as $_oApp) |
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{ |
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$_aJobEntities[] = $_oApp; |
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} |
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} |
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else |
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{ |
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throw new JobLoadException( |
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'Could not distinguish job as either chronos or marathon', |
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JobLoadException::ERROR_CODE_UNKNOWN_ENTITY_TYPE |
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); |
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} |
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/** @var JobEntityInterface $_oJobEntity */ |
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7 |
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foreach ($_aJobEntities as $_oJobEntity) |
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{ |
297
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7 |
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if ($bSetToFileMap) |
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{ |
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// set path to job file map |
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5 |
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$this->setJobFileToMap($_oJobEntity->getKey(), $_sJobFilePath); |
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} |
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$_aJobs[] = $_oJobEntity; |
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} |
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306
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} |
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else |
308
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{ |
309
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1 |
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throw new JobLoadException( |
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1 |
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sprintf('Unable to load json job data from "%s". Please check if the json is valid.', $_sJobFilePath), |
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JobLoadException::ERROR_CODE_NO_VALID_JSON |
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); |
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} |
314
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} |
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return $_aJobs; |
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} |
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319
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320
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4 |
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private function getMarathonEntitiesForConfig($aEntityData) |
321
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{ |
322
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4 |
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$_aRet = []; |
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4 |
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if (property_exists($aEntityData, 'apps')) |
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{ |
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// store individual apps like single apps |
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2 |
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foreach ($aEntityData->apps as $_oApp) |
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{ |
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2 |
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$_oGroupEntity = new MarathonAppEntity($_oApp); |
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2 |
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$this->aGroupedApps[] = $_oApp->id; |
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$_aRet[] = $_oGroupEntity; |
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331
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} |
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} |
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else |
334
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{ |
335
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2 |
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$_aRet[] = new MarathonAppEntity($aEntityData); |
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} |
337
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4 |
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return $_aRet; |
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} |
339
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340
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/** |
341
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* @param string $sJobFile |
342
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* @param JobEntityInterface $oJobEntity |
343
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* @return bool |
344
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*/ |
345
|
2 |
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private function hasDumpFile($sJobFile, JobEntityInterface $oJobEntity) |
346
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{ |
347
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2 |
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$this->oFileSystemService->dumpFile( |
348
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$sJobFile, |
349
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2 |
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json_encode($oJobEntity, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES) |
350
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); |
351
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352
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2 |
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return (file_exists($sJobFile)); |
353
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} |
354
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|
355
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/** |
356
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* @param string $sJobFile |
357
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* @param JobEntityInterface $oJobEntity |
358
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* @param bool $bAdd |
359
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* @return bool |
360
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*/ |
361
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2 |
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private function dumpFileWithGroup($sJobFile, JobEntityInterface $oJobEntity, $bAdd = true) |
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|
362
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{ |
363
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2 |
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$_sGroupConfig = file_get_contents($sJobFile); |
364
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|
365
|
2 |
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$_oDecodedConfig = json_decode(preg_replace( |
366
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2 |
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'~\/\*(.*?)\*\/~mis', |
367
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2 |
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'', |
368
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$_sGroupConfig |
369
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)); |
370
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|
371
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2 |
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if (!property_exists($_oDecodedConfig, 'apps')) |
372
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{ |
373
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throw new \RuntimeException(sprintf( |
374
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'Job file %s does not contain group configuration. But, "%s" belongs to group %s', |
375
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$sJobFile, |
376
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$oJobEntity->getKey(), |
377
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$_oDecodedConfig->id |
378
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)); |
379
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} |
380
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|
|
381
|
2 |
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$_bAppFound = false; |
382
|
2 |
|
foreach ($_oDecodedConfig->apps as $key => $_oApp) |
383
|
|
|
{ |
384
|
2 |
|
if ($_oApp->id == $oJobEntity->getKey()) |
385
|
|
|
{ |
386
|
2 |
|
if (!$bAdd) |
387
|
|
|
{ |
388
|
1 |
|
array_splice($_oDecodedConfig->apps, $key, 1); |
389
|
1 |
|
if (count($_oDecodedConfig->apps) == 0) |
390
|
|
|
{ |
391
|
|
|
$this->oFileSystemService->remove($sJobFile); |
392
|
|
|
$iIndex = array_search($oJobEntity->getKey(), $this->aGroupedApps); |
393
|
|
|
if ($iIndex) |
394
|
|
|
{ |
395
|
|
|
unset($this->aGroupedApps[$iIndex]); |
396
|
|
|
} |
397
|
1 |
|
return false; |
398
|
|
|
} |
399
|
|
|
} else { |
400
|
1 |
|
$_oDecodedConfig->apps[$key] = $oJobEntity; |
401
|
|
|
} |
402
|
2 |
|
$_bAppFound = true; |
403
|
|
|
} |
404
|
|
|
} |
405
|
|
|
|
406
|
2 |
|
if (!$_bAppFound) |
407
|
|
|
{ |
408
|
|
|
throw new \RuntimeException(sprintf( |
409
|
|
|
'Could update job. job %s could not be found in the group file %s.', |
410
|
|
|
$oJobEntity->getKey(), |
411
|
|
|
$sJobFile |
412
|
|
|
)); |
413
|
|
|
} |
414
|
|
|
|
415
|
2 |
|
$_sUpdatedConfig = json_encode($_oDecodedConfig, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES); |
416
|
|
|
|
417
|
2 |
|
$this->oFileSystemService->dumpFile( |
418
|
|
|
$sJobFile, |
419
|
|
|
$_sUpdatedConfig |
420
|
|
|
); |
421
|
|
|
|
422
|
2 |
|
return (file_exists($sJobFile)); |
423
|
|
|
} |
424
|
|
|
} |
This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line.
To visualize
will produce issues in the first and second line, while this second example
will produce no issues.