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<?php |
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namespace BaoPham\DynamoDb; |
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use Aws\DynamoDb\DynamoDbClient; |
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use Aws\DynamoDb\Marshaler; |
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use Aws\Sts\StsClient; |
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use Aws\Sts\Exception\StsException; |
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use Illuminate\Support\Arr; |
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use Illuminate\Support\Facades\Log; |
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class DynamoDbClientService implements DynamoDbClientInterface |
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{ |
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/** |
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* @var array |
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*/ |
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protected $clients; |
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/** |
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* @var \Aws\DynamoDb\Marshaler |
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*/ |
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protected $marshaler; |
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/** |
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* @var \BaoPham\DynamoDb\EmptyAttributeFilter |
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*/ |
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protected $attributeFilter; |
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public function __construct(Marshaler $marshaler, EmptyAttributeFilter $filter) |
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{ |
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$this->marshaler = $marshaler; |
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$this->attributeFilter = $filter; |
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$this->clients = []; |
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} |
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/** |
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* @return \Aws\DynamoDb\DynamoDbClient |
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*/ |
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public function getClient($connection = null) |
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{ |
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$connection = $connection ?: config('dynamodb.default'); |
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if (isset($this->clients[$connection])) { |
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return $this->clients[$connection]; |
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} |
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$config = config("dynamodb.connections.$connection", []); |
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$config['version'] = '2012-08-10'; |
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$config['debug'] = $this->getDebugOptions(Arr::get($config, 'debug')); |
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if (array_key_exists('assume_role_arn', $config)) { |
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try { |
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$stsConfig = $config; |
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$stsConfig['version'] = "2011-06-15"; |
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$stsClient = new StsClient($stsConfig); |
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$result = $stsClient->AssumeRole([ |
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'DurationSeconds' => 900, |
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'RoleArn' => $config['assume_role_arn'], |
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'RoleSessionName' => config('app.name') . '-dynamodb', |
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]); |
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} catch (StsException $e) { |
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Log::error($e->getTraceAsString()); |
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return false; |
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} |
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$config['credentials'] = [ |
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'key' => $result['Credentials']['AccessKeyId'], |
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'secret' => $result['Credentials']['SecretAccessKey'], |
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'token' => $result['Credentials']['SessionToken'], |
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]; |
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} |
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$client = new DynamoDbClient($config); |
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$this->clients[$connection] = $client; |
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return $client; |
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} |
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/** |
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* @return \Aws\DynamoDb\Marshaler |
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*/ |
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public function getMarshaler() |
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{ |
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return $this->marshaler; |
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} |
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/** |
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* @return \BaoPham\DynamoDb\EmptyAttributeFilter |
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*/ |
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public function getAttributeFilter() |
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{ |
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return $this->attributeFilter; |
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} |
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protected function getDebugOptions($debug = false) |
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{ |
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if ($debug === true) { |
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$logfn = function ($msg) { |
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Log::info($msg); |
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}; |
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return ['logfn' => $logfn]; |
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} |
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return $debug; |
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} |
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} |
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baopham /
laravel-dynamodb
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