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<?php
$redis = new Redis();
$redis->connect('127.0.0.1',6379);
$channel = $argv[1];  // channel
$redis->subscribe(array('channel'.$channel), 'callback');
function callback($instance, $channelName, $message) {
  echo $channelName, "==>", $message,PHP_EOL;
}			
			
			

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<?php
$redis = new Redis();
$redis->connect('127.0.0.1',6379);
$channel = $argv[1];  // channel
$msg = $argv[2];     // msg
$redis->publish('channel'.$channel, $msg);