zx/vendor/open-smf/connection-pool/examples/coroutine-mysql.php

49 lines
1.3 KiB
PHP

<?php
include '../vendor/autoload.php';
use Smf\ConnectionPool\ConnectionPool;
use Smf\ConnectionPool\Connectors\CoroutineMySQLConnector;
use Swoole\Coroutine\MySQL;
go(function () {
// All MySQL connections: [10, 30]
$pool = new ConnectionPool(
[
'minActive' => 10,
'maxActive' => 30,
'maxWaitTime' => 5,
'maxIdleTime' => 20,
'idleCheckInterval' => 10,
],
new CoroutineMySQLConnector,
[
'host' => '127.0.0.1',
'port' => '3306',
'user' => 'root',
'password' => 'xy123456',
'database' => 'mysql',
'timeout' => 10,
'charset' => 'utf8mb4',
'strict_type' => true,
'fetch_mode' => true,
]
);
echo "Initializing connection pool\n";
$pool->init();
defer(function () use ($pool) {
echo "Closing connection pool\n";
$pool->close();
});
echo "Borrowing the connection from pool\n";
/**@var MySQL $connection */
$connection = $pool->borrow();
$status = $connection->query('SHOW STATUS LIKE "Threads_connected"');
echo "Return the connection to pool as soon as possible\n";
$pool->return($connection);
var_dump($status);
});