vd/vendor/illuminate/redis/Connectors/PhpRedisConnector.php
2018-11-05 09:26:30 +08:00

118 lines
3.3 KiB
PHP

<?php
namespace Illuminate\Redis\Connectors;
use Redis;
use RedisCluster;
use Illuminate\Support\Arr;
use Illuminate\Redis\Connections\PhpRedisConnection;
use Illuminate\Redis\Connections\PhpRedisClusterConnection;
class PhpRedisConnector
{
/**
* Create a new clustered PhpRedis connection.
*
* @param array $config
* @param array $options
* @return \Illuminate\Redis\Connections\PhpRedisConnection
*/
public function connect(array $config, array $options)
{
return new PhpRedisConnection($this->createClient(array_merge(
$config, $options, Arr::pull($config, 'options', [])
)));
}
/**
* Create a new clustered PhpRedis connection.
*
* @param array $config
* @param array $clusterOptions
* @param array $options
* @return \Illuminate\Redis\Connections\PhpRedisClusterConnection
*/
public function connectToCluster(array $config, array $clusterOptions, array $options)
{
$options = array_merge($options, $clusterOptions, Arr::pull($config, 'options', []));
return new PhpRedisClusterConnection($this->createRedisClusterInstance(
array_map([$this, 'buildClusterConnectionString'], $config), $options
));
}
/**
* Build a single cluster seed string from array.
*
* @param array $server
* @return string
*/
protected function buildClusterConnectionString(array $server)
{
return $server['host'].':'.$server['port'].'?'.http_build_query(Arr::only($server, [
'database', 'password', 'prefix', 'read_timeout',
]));
}
/**
* Create the Redis client instance.
*
* @param array $config
* @return \Redis
*/
protected function createClient(array $config)
{
return tap(new Redis, function ($client) use ($config) {
$this->establishConnection($client, $config);
if (! empty($config['password'])) {
$client->auth($config['password']);
}
if (! empty($config['database'])) {
$client->select($config['database']);
}
if (! empty($config['prefix'])) {
$client->setOption(Redis::OPT_PREFIX, $config['prefix']);
}
if (! empty($config['read_timeout'])) {
$client->setOption(Redis::OPT_READ_TIMEOUT, $config['read_timeout']);
}
});
}
/**
* Establish a connection with the Redis host.
*
* @param \Redis $client
* @param array $config
* @return void
*/
protected function establishConnection($client, array $config)
{
$client->{($config['persistent'] ?? false) === true ? 'pconnect' : 'connect'}(
$config['host'], $config['port'], Arr::get($config, 'timeout', 0)
);
}
/**
* Create a new redis cluster instance.
*
* @param array $servers
* @param array $options
* @return \RedisCluster
*/
protected function createRedisClusterInstance(array $servers, array $options)
{
return new RedisCluster(
null,
array_values($servers),
$options['timeout'] ?? 0,
$options['read_timeout'] ?? 0,
isset($options['persistent']) && $options['persistent']
);
}
}