PHP异步协程开发：构建高可用的支付系统

Coun(function() {
    $server = new CoHttpServer("0.0.0.0", 9501);

    $server->handle('/', function ($request, $response) {
        // 处理支付请求逻辑
        $response->end("Payment request received.");
    });

    $server->start();
});

Coun(function() {
    $payments = [
        'order1' => 'payment1',
        'order2' => 'payment2',
        'order3' => 'payment3',
    ];

    $responses = [];

    foreach ($payments as $order => $payment) {
        go(function() use ($order, $payment, &$responses) {
            $client = new SwooleCoroutineHttpClient('thirdparty.com', 80);
            
            // 发送并发请求
            $client->get('/pay/validate?order='.$order.'&payment='.$payment);
            $response = $client->body;
            
            // 将支付结果存储到数组中
            $responses[$order] = $response;
            
            $client->close();
        });
    }

    // 等待所有并发请求结束
    SwooleCoroutine::sleep(1);

    // 处理支付结果
    foreach ($responses as $order => $response) {
        // 处理支付结果逻辑
    }
});

Coun(function() {
    go(function() {
        $server = new SwooleCoroutineHttpClient('merchant.com', 80);

        // 发送异步通知
        $server->post('/notify/payment', ['order' => 'order1']);
        
        $response = $server->body;
        // 处理异步通知结果逻辑
        
        $server->close();
    });
});

Coun(function() {
    $db = new SwooleCoroutineMySQL();

    $db->connect([
        'host' => 'localhost',
        'port' => 3306,
        'user' => 'root',
        'password' => 'password',
        'database' => 'payment',
    ]);

    // 数据持久化逻辑
});