53 lines
1.6 KiB
PHP
53 lines
1.6 KiB
PHP
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<?php
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namespace Home\Controller;
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use Think\Controller;
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use PhpMqtt\Client\MqttClient;
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use PhpMqtt\Client\Exceptions\MqttClientException;
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use PhpMqtt\Client\ConnectionSettings;
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class IndexController extends Controller
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{
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public function index()
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{
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//$this->display();
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$server = 'www.szdot.top'; // MQTT 代理地址
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$port = 1883; // MQTT 代理端口
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$clientId = 'php-mqtt-client'; // 客户端 ID
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$username = 'admin'; // 用户名（如果需要）
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$password = '123456'; // 密码（如果需要）
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try {
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// 创建连接设置对象
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$settings = (new ConnectionSettings)
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->setUsername($username)
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->setPassword($password);
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// 实例化 MQTT 客户端
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$mqtt = new MqttClient($server, $port, $clientId);
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// 连接到 MQTT 代理
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$mqtt->connect($settings);
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// 检查是否连接成功
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if ($mqtt->isConnected()) {
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echo "Connected to MQTT broker successfully\n";
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// 发布消息到指定的主题
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$mqtt->publish('demo', 'Hello MQTT', 0);
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echo "Message published successfully\n";
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// 断开连接
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$mqtt->disconnect();
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echo "Disconnected from MQTT broker\n";
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} else {
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echo "Could not connect to MQTT broker\n";
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}
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} catch (MqttClientException $e) {
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echo "Could not connect to MQTT broker: " . $e->getMessage();
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}
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}
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}
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