rabbitmq學習5-主題交換機
阿新 • • 發佈:2019-02-20
<?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();
<?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, $callback); while(count($channel->callbacks)) { $channel->wait(); } $channel->close(); $connection->close();
執行:
執行下邊命令 接收所有日誌:$ php receive_logs_topic.php "#"
執行下邊命令 接收來自”kern“裝置的日誌:$ php receive_logs_topic.php "kern.*"
執行下邊命令 只接收嚴重程度為”critical“的日誌:$ php receive_logs_topic.php "*.critical"
執行下邊命令 建立多個繫結:$ php receive_logs_topic.php "kern.*" "*.critical"
執行下邊命令 傳送路由鍵為 "kern.critical" 的日誌:$ php emit_log_topic.php "kern.critical" "A critical kernel error"