2019-09-06 23:53:10 +08:00

59 lines
1.3 KiB
PHP
Executable File

<?php
$serv = new swoole_http_server("127.0.0.1", 9500);
$serv->set(array(
'worker_num' => 100,
'task_worker_num' => 20, //database connection pool
'db_uri' => 'mysql:host=127.0.0.1;dbname=test',
'db_user' => 'root',
'db_passwd' => 'root',
));
function my_onRequest_sync($req, $resp)
{
global $serv;
$result = $serv->taskwait("show tables");
if ($result !== false)
{
$resp->end(var_export($result['data'], true));
return;
}
else
{
$resp->status(500);
$resp->end("Server Error, Timeout\n");
}
}
function my_onTask($serv, $task_id, $from_id, $sql)
{
static $link = null;
if ($link == null)
{
$link = new PDO($serv->setting['db_uri'], $serv->setting['db_user'], $serv->setting['db_passwd']);;
if (!$link)
{
$link = null;
return array("data" => '', 'error' => "connect database failed.");
}
}
$result = $link->query($sql);
if (!$result)
{
return array("data" => '', 'error' => "query error");
}
$data = $result->fetchAll();
return array("data" => $data);
}
function my_onFinish($serv, $data)
{
echo "AsyncTask Finish:Connect.PID=" . posix_getpid() . PHP_EOL;
}
$serv->on('Request', 'my_onRequest_sync');
$serv->on('Task', 'my_onTask');
$serv->on('Finish', 'my_onFinish');
$serv->start();