Files
kiri-core/System/Pool/Redis.php
T
2021-07-05 11:58:57 +08:00

142 lines
3.1 KiB
PHP

<?php
declare(strict_types=1);
namespace Snowflake\Pool;
use Exception;
use HttpServer\Http\Context;
use Redis as SRedis;
use Snowflake\Abstracts\Pool;
use Snowflake\Exception\ConfigException;
use Snowflake\Exception\RedisConnectException;
use Swoole\Coroutine;
use Swoole\Runtime;
/**
* Class RedisClient
* @package Snowflake\Snowflake\Pool
*/
class Redis extends Pool
{
public int $_create = 0;
/**
* @param $value
*/
public function setLength($value)
{
$this->max = $value;
}
/**
* @param mixed $config
* @param bool $isMaster
* @return mixed
* @throws Exception
*/
public function get(mixed $config, bool $isMaster = false): mixed
{
$coroutineName = $this->name('redis', $config['host'], $isMaster);
if (!Context::hasContext($coroutineName)) {
return Context::setContext($coroutineName, $this->getFromChannel($coroutineName, $config));
}
return Context::getContext($coroutineName);
}
/**
* @param string $name
* @param mixed $config
* @return SRedis
* @throws RedisConnectException
* @throws Exception
*/
public function createClient(string $name, mixed $config): SRedis
{
if (Coroutine::getCid() === -1) {
Runtime::enableCoroutine(false);
}
$redis = new SRedis();
if (!$redis->pconnect($config['host'], (int)$config['port'], $config['timeout'])) {
throw new RedisConnectException(sprintf('The Redis Connect %s::%d Fail.', $config['host'], $config['port']));
}
if (!empty($config['auth']) && !$redis->auth($config['auth'])) {
throw new RedisConnectException(sprintf('Redis Error: %s, Host %s, Auth %s', $redis->getLastError(), $config['host'], $config['auth']));
}
if (!isset($config['read_timeout'])) {
$config['read_timeout'] = 10;
}
$redis->select($config['databases']);
$redis->setOption(SRedis::OPT_READ_TIMEOUT, $config['read_timeout']);
$redis->setOption(SRedis::OPT_PREFIX, $config['prefix']);
$this->increment($name);
return $redis;
}
/**
* @param array $config
* @param bool $isMaster
* @throws ConfigException
*/
public function release(array $config, bool $isMaster = false)
{
$coroutineName = $this->name('redis', $config['host'], $isMaster);
if (!Context::hasContext($coroutineName)) {
return;
}
$this->push($coroutineName, Context::getContext($coroutineName));
Context::remove($coroutineName);
}
/**
* @param array $config
* @param bool $isMaster
* @throws Exception
*/
public function destroy(array $config, bool $isMaster = false)
{
$coroutineName = $this->name('redis', $config['host'], $isMaster);
if (Context::hasContext($coroutineName)) {
$this->decrement($coroutineName);
}
Context::remove($coroutineName);
$this->flush(0);
}
/**
* @param string $name
* @param mixed $client
* @return bool
* @throws Exception
*/
public function checkCanUse(string $name, mixed $client): bool
{
try {
if (!($client instanceof SRedis)) {
$result = false;
} else {
$result = true;
}
} catch (\Throwable $exception) {
$this->addError($exception, 'redis');
$result = false;
} finally {
if (!$result) {
$this->decrement($name);
}
return $result;
}
}
}