rebbit 代码示例

2023-10-05 13:30:52

https://blog.csdn.net/qq2942713658/article/details/119716410

 

composer require php-amqplib/php-amqplib

1.Hello World

rebbit 代码示例

 

 

（1）send.php

<?php
 
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
use PhpAmqpLib\Message\AMQPMessage;
 
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
 
$channel->queue_declare('hello', false, false, false, false);
 
$msg = new AMQPMessage('Hello World!');
$channel->basic_publish($msg, '', 'hello');
 
echo " [x] Sent 'Hello World!'\n";
 
$channel->close();
$connection->close();
?>

（2）receive.php

<?php
 
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
 
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
 
$channel->queue_declare('hello', false, false, false, false);
 
echo " [*] Waiting for messages. To exit press CTRL+C\n";
 
$callback = function ($msg) {
    echo ' [x] Received ', $msg->body, "\n";
};
 
$channel->basic_consume('hello', '', false, true, false, false, $callback);
 
while ($channel->is_open()) {
    $channel->wait();
}
 
$channel->close();
$connection->close();
?>

2.工作队列模式

rebbit 代码示例

 

 new_task.php

<?php
 
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
use PhpAmqpLib\Message\AMQPMessage;
 
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
 
$channel->queue_declare('task_queue', false, true, false, false);
 
$data = implode(' ', array_slice($argv, 1));
if (empty($data)) {
    $data = "Hello World!";
}
$msg = new AMQPMessage(
    $data,
    array('delivery_mode' => AMQPMessage::DELIVERY_MODE_PERSISTENT)
);
 
$channel->basic_publish($msg, '', 'task_queue');
 
echo ' [x] Sent ', $data, "\n";
 
$channel->close();
$connection->close();
?>

（2）worker.php

<?php
 
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
 
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
 
$channel->queue_declare('task_queue', false, true, false, false);
 
echo " [*] Waiting for messages. To exit press CTRL+C\n";
 
$callback = function ($msg) {
    echo ' [x] Received ', $msg->body, "\n";
    sleep(substr_count($msg->body, '.'));
    echo " [x] Done\n";
    $msg->ack();
};
 
$channel->basic_qos(null, 1, null);
$channel->basic_consume('task_queue', '', false, false, false, false, $callback);
 
while ($channel->is_open()) {
    $channel->wait();
}
 
$channel->close();
$connection->close();
?>

3.发布/订阅模式

rebbit 代码示例

 

 

<?php
 
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
 
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
 
$channel->exchange_declare('logs', 'fanout', false, false, false);
 
list($queue_name, ,) = $channel->queue_declare("", false, false, true, false);
 
$channel->queue_bind($queue_name, 'logs');
 
echo " [*] Waiting for logs. To exit press CTRL+C\n";
 
$callback = function ($msg) {
    echo ' [x] ', $msg->body, "\n";
};
 
$channel->basic_consume($queue_name, '', false, true, false, false, $callback);
 
while ($channel->is_open()) {
    $channel->wait();
}
 
$channel->close();
$connection->close();
?>
<?php
 
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
use PhpAmqpLib\Message\AMQPMessage;
 
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
 
$channel->exchange_declare('logs', 'fanout', false, false, false);
 
$data = implode(' ', array_slice($argv, 1));
if (empty($data)) {
    $data = "info: Hello World!";
}
$msg = new AMQPMessage($data);
 
$channel->basic_publish($msg, 'logs');
 
echo ' [x] Sent ', $data, "\n";
 
$channel->close();
$connection->close();
?>

4.路由模式

rebbit 代码示例

 

<?php
 
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
 
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
 
$channel->exchange_declare('direct_logs', 'direct', false, false, false);
 
list($queue_name, ,) = $channel->queue_declare("", false, false, true, false);
 
$severities = array_slice($argv, 1);
if (empty($severities)) {
    file_put_contents('php://stderr', "Usage: $argv[0] [info] [warning] [error]\n");
    exit(1);
}
 
foreach ($severities as $severity) {
    $channel->queue_bind($queue_name, 'direct_logs', $severity);
}
 
echo " [*] Waiting for logs. To exit press CTRL+C\n";
 
$callback = function ($msg) {
    echo ' [x] ', $msg->delivery_info['routing_key'], ':', $msg->body, "\n";
};
 
$channel->basic_consume($queue_name, '', false, true, false, false, $callback);
 
while ($channel->is_open()) {
    $channel->wait();
}
 
$channel->close();
$connection->close();
?>
<?php
 
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
use PhpAmqpLib\Message\AMQPMessage;
 
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
 
$channel->exchange_declare('direct_logs', 'direct', false, false, false);
 
$severity = isset($argv[1]) && !empty($argv[1]) ? $argv[1] : 'info';
 
$data = implode(' ', array_slice($argv, 2));
if (empty($data)) {
    $data = "Hello World!";
}
 
$msg = new AMQPMessage($data);
 
$channel->basic_publish($msg, 'direct_logs', $severity);
 
echo ' [x] Sent ', $severity, ':', $data, "\n";
 
$channel->close();
$connection->close();
?>

 

 

5.主题模式

rebbit 代码示例

 

 

<?php
 
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
 
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
 
$channel->exchange_declare('topic_logs', 'topic', false, false, false);
 
list($queue_name, ,) = $channel->queue_declare("", false, false, true, false);
 
$binding_keys = array_slice($argv, 1);
if (empty($binding_keys)) {
    file_put_contents('php://stderr', "Usage: $argv[0] [binding_key]\n");
    exit(1);
}
 
foreach ($binding_keys as $binding_key) {
    $channel->queue_bind($queue_name, 'topic_logs', $binding_key);
}
 
echo " [*] Waiting for logs. To exit press CTRL+C\n";
 
$callback = function ($msg) {
    echo ' [x] ', $msg->delivery_info['routing_key'], ':', $msg->body, "\n";
};
 
$channel->basic_consume($queue_name, '', false, true, false, false, $callback);
 
while ($channel->is_open()) {
    $channel->wait();
}
 
$channel->close();
$connection->close();
?>
<?php
 
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
use PhpAmqpLib\Message\AMQPMessage;
 
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
 
$channel->exchange_declare('topic_logs', 'topic', false, false, false);
 
$routing_key = isset($argv[1]) && !empty($argv[1]) ? $argv[1] : 'anonymous.info';
$data = implode(' ', array_slice($argv, 2));
if (empty($data)) {
    $data = "Hello World!";
}
 
$msg = new AMQPMessage($data);
 
$channel->basic_publish($msg, 'topic_logs', $routing_key);
 
echo ' [x] Sent ', $routing_key, ':', $data, "\n";
 
$channel->close();
$connection->close();
?>

6.RPC模式

rebbit 代码示例

 

 

<?php
 
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
use PhpAmqpLib\Message\AMQPMessage;
 
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();
 
$channel->queue_declare('rpc_queue', false, false, false, false);
 
function fib($n)
{
    if ($n == 0) {
        return 0;
    }
    if ($n == 1) {
        return 1;
    }
    return fib($n-1) + fib($n-2);
}
 
echo " [x] Awaiting RPC requests\n";
$callback = function ($req) {
    $n = intval($req->body);
    echo ' [.] fib(', $n, ")\n";
 
    $msg = new AMQPMessage(
        (string) fib($n),
        array('correlation_id' => $req->get('correlation_id'))
    );
 
    $req->delivery_info['channel']->basic_publish(
        $msg,
        '',
        $req->get('reply_to')
    );
    $req->ack();
};
 
$channel->basic_qos(null, 1, null);
$channel->basic_consume('rpc_queue', '', false, false, false, false, $callback);
 
while ($channel->is_open()) {
    $channel->wait();
}
 
$channel->close();
$connection->close();
?>
<?php
 
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
use PhpAmqpLib\Message\AMQPMessage;
 
class FibonacciRpcClient
{
    private $connection;
    private $channel;
    private $callback_queue;
    private $response;
    private $corr_id;
 
    public function __construct()
    {
        $this->connection = new AMQPStreamConnection(
            'localhost',
            5672,
            'guest',
            'guest'
        );
        $this->channel = $this->connection->channel();
        list($this->callback_queue, ,) = $this->channel->queue_declare(
            "",
            false,
            false,
            true,
            false
        );
        $this->channel->basic_consume(
            $this->callback_queue,
            '',
            false,
            true,
            false,
            false,
            array(
                $this,
                'onResponse'
            )
        );
    }
 
    public function onResponse($rep)
    {
        if ($rep->get('correlation_id') == $this->corr_id) {
            $this->response = $rep->body;
        }
    }
 
    public function call($n)
    {
        $this->response = null;
        $this->corr_id = uniqid();
 
        $msg = new AMQPMessage(
            (string) $n,
            array(
                'correlation_id' => $this->corr_id,
                'reply_to' => $this->callback_queue
            )
        );
        $this->channel->basic_publish($msg, '', 'rpc_queue');
        while (!$this->response) {
            $this->channel->wait();
        }
        return intval($this->response);
    }
}
 
$fibonacci_rpc = new FibonacciRpcClient();
$response = $fibonacci_rpc->call(30);
echo ' [.] Got ', $response, "\n";
?>

 

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