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<?php |
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namespace Monospice\LaravelRedisSentinel\Connectors; |
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use Illuminate\Redis\Connections\PredisConnection; |
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use Illuminate\Support\Arr; |
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use Monospice\SpicyIdentifiers\DynamicMethod; |
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use Predis\Client; |
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/** |
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* Initializes Predis Client instances for Redis Sentinel connections |
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* |
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* @category Package |
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* @package Monospice\LaravelRedisSentinel |
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* @author Cy Rossignol <[email protected]> |
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* @license See LICENSE file |
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* @link http://github.com/monospice/laravel-redis-sentinel-driver |
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*/ |
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class PredisConnector |
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{ |
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/** |
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* Configuration options specific to Sentinel connection operation |
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* |
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* We cannot pass these options as an array to the Predis client. |
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* Instead, we'll set them on the connection directly using methods |
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* provided by the SentinelReplication class of the Predis package. |
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* |
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* @var array |
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*/ |
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protected $sentinelConnectionOptionKeys = [ |
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'sentinel_timeout', |
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'retry_wait', |
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'retry_limit', |
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'update_sentinels', |
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]; |
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/** |
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* Create a new Redis Sentinel connection from the provided configuration |
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* options |
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* |
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* @param array $server The client configuration for the connection |
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* @param array $options The global client options shared by all Sentinel |
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* connections |
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* |
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* @return PredisConnection The Sentinel connection containing a configured |
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* Predis Client |
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*/ |
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public function connect(array $server, array $options = []) |
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{ |
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// Automatically set "replication" to "sentinel". This is the Sentinel |
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// driver, after all. |
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$options['replication'] = 'sentinel'; |
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// Merge the global options shared by all Sentinel connections with |
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// connection-specific options |
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$clientOpts = (array) Arr::pull($server, 'options'); |
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$clientOpts = array_merge($options, $clientOpts); |
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// Extract the array of Sentinel connection options from the rest of |
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// the client options |
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$sentinelKeys = array_flip($this->sentinelConnectionOptionKeys); |
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$sentinelOpts = array_intersect_key($clientOpts, $sentinelKeys); |
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// Filter the Sentinel connection options elements from the client |
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// options array |
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$clientOpts = array_diff_key($clientOpts, $sentinelKeys); |
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$client = new Client($server, $clientOpts); |
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$this->setSentinelConnectionOptions($client, $sentinelOpts); |
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return new PredisConnection($client); |
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} |
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/** |
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* Sets the Sentinel-specific connection options on a Predis Client |
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* connection |
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* |
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* @param Client $client The Predis Client to set options for |
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* @param array $sentinelOpts The options supported by Predis for |
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* Sentinel-specific connections |
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* |
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* @return void |
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*/ |
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protected function setSentinelConnectionOptions( |
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Client $client, |
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array $sentinelOpts |
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) { |
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$connection = $client->getConnection(); |
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foreach ($sentinelOpts as $option => $value) { |
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DynamicMethod::parseFromUnderscore($option) |
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->prepend('set') |
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->callOn($connection, [ $value ]); |
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} |
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} |
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} |
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monospice /
laravel-redis-sentinel-drivers
