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<?php |
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namespace BretRZaun\StatusPage\Check; |
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use MongoDB\Client; |
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use BretRZaun\StatusPage\Result; |
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class MongoDbCheck extends AbstractCheck |
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{ |
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private $client; |
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private $databases = []; |
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private $collections = []; |
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public function __construct(string $label, Client $client) |
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{ |
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parent::__construct($label); |
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$this->client = $client; |
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} |
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public function ensureDatabaseExists(string $database) |
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{ |
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$this->databases[] = $database; |
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} |
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public function ensureDatabaseHasCollection(string $database, string $collection) |
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{ |
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$this->ensureDatabaseExists($database); |
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if (!isset($this->collections[$database])) { |
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$this->collections[$database] = []; |
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} |
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$this->collections[$database][] = $collection; |
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} |
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public function checkStatus(): Result |
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{ |
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$result = new Result($this->label); |
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try { |
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$databases = $this->listDatabaseNames(); |
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if (count($this->databases) > 0) { |
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$this->checkDatabases($databases); |
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} |
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if (count($this->collections) > 0) { |
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$this->checkCollections($databases); |
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} |
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} catch(\Exception $e) { |
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$result->setError($e->getMessage()); |
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} |
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return $result; |
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} |
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private function listDatabaseNames(): array |
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{ |
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$databaseNames = []; |
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$iterator = $this->client->listDatabases(); |
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foreach ($iterator as $dbInfo) { |
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$databaseNames[] = $dbInfo->getName(); |
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} |
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return $databaseNames; |
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} |
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private function listCollectionNames(string $databaseName): array |
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{ |
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$database = $this->client->selectDatabase($databaseName); |
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$collectionNames = []; |
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$iterator = $database->listCollections(); |
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foreach ($iterator as $collectionInfo) { |
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$collectionNames[] = $collectionInfo->getName(); |
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} |
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return $collectionNames; |
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} |
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private function checkDatabases($databases) |
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{ |
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foreach($this->databases as $database) { |
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if (!in_array($database, $databases)) { |
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throw new \RuntimeException('Database '.$database.' does not exist'); |
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} |
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} |
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} |
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private function checkCollections(array $databases) |
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{ |
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foreach ($this->collections as $databaseName => $collections) { |
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$collectionNames = $this->listCollectionNames($databaseName); |
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foreach ($collections as $collection) { |
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if (!in_array($collection, $collectionNames)) { |
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throw new \RuntimeException('Collection '.$collection.' does not exist in database '.$databaseName); |
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} |
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} |
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} |
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} |
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} |
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.