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Home Backend Development PHP Tutorial PHP socket代码怎么写 才能接受客户端websocket发过来的数据

PHP socket代码怎么写 才能接受客户端websocket发过来的数据

Jun 23, 2016 pm 01:52 PM
php socket code data

PHP socket代码怎么写 才能接受客户端websocket发过来的数据


百度了半天都没看到完整的代码 也没好的教程     


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建议直接使用workerman,它有现成的php 的 websocket server,性能非常棒
下面是三个workerman的websocket的线上的demo,官网有源代码,注释也比较详细,值得看下

http://kedou.workerman.net/
http://www.workerman.net:55151/
http://flap.workerman.net/

建议直接使用workerman,它有现成的php 的 websocket server,性能非常棒
下面是三个workerman的websocket的线上的demo,官网有源代码,注释也比较详细,值得看下

http://kedou.workerman.net/
http://www.workerman.net:55151/
http://flap.workerman.net/


他这个我用过不行       客户端发过来的数据根本收不到 要自己改得。。我想写原生

谁帮个忙写个原生的。

网上有现成的

/** * TCP操作基类 * @package SHIT\Protocol * @see \SHIT\Object */class TCPv4 extends \X\Core\Object {    /**     * 套接字句柄     * @var resource     */    protected $rLink = null;    /**     * 构造函数     * @param string $ip IP地址     * @param int $port 端口号     *     * @throws \X\Exception\Abstraction     */    public function __construct($ip, $port) {        $this->rLink = @socket_create(AF_INET, SOCK_STREAM, SOL_TCP);        if( false === $this->rLink ) {            $this->rLink = null;            $this->SetSocketError(__LINE__);            throw new \X\Exception\Error($this->sError, $this->iErrno);        }            //设置连接超时为1秒        if( !$this->SetSendTimeout(1) ) {            $this->Close();            throw new \X\Exception\Error($this->sError, $this->iErrno);        }//     echo 'sssssssssssss';        if( !@socket_connect($this->rLink, $ip, $port) ) {            $this->SetSocketError(__LINE__);            $this->Close();            throw new \X\Exception\Error($this->sError, $this->iErrno);        }//         var_dump($this->rLink);exit;            if( !$this->SetSendTimeout(1) || !$this->SetRecvTimeout(3) ) {            $this->Close();            throw new \X\Exception\Error($this->sError, $this->iErrno);        }    }    /**     * 析构函数     */    public function __destruct() {        $this->Close();    }    /**     * 发送数据     * @param string $buffer 待发送数据的缓存     * @param int $flags 参数,默认为0     *     * @return bool 发送成功返回true,否则返回false     */    public function Send($buffer, $flags=0) {        $buffer = strval($buffer);        $bufLen = strlen($buffer);        if( $bufLen <= 0 ) {            return true;        }            $finishIndex = 0;        $bytes = null;$zeroTimes = 0;        do {            if( $finishIndex > 0 ) {                usleep(100);            }            $bytes = @socket_send($this->rLink, substr($buffer, $finishIndex), $bufLen - $finishIndex, $flags);            if( false === $bytes ) {                $this->SetSocketError(__LINE__);                return false;            } else if( $bytes <= 0 ) {                ++$zeroTimes;                if( $zeroTimes > 100 ) {                    $this->SetError('Send data 0 bytes more than 100 times', __LINE__);                    return false;                }            } else {                $finishIndex += $bytes;            }        }while($finishIndex < $bufLen);            return true;    }    /**     * 获取数据     * @param string &$buffer 保存接收数据的缓存(注意:函数中会将此缓存清空后再存放接收到的数据)     * @param int $length 接收数据长度     * @param int $flags 参数,默认为0     *     * @return bool 发送成功返回true,否则返回false     */    public function Recv(&$buffer, $length, $flags=0) {        $length = intval($length);        if( $length <= 0 ) {            return true;        }        $buffer = '';$bytes = -1;$cache = '';$zeroTimes = 0;        do {            if( $bytes > 0 ) {                usleep(100);            }                $bytes = @socket_recv($this->rLink, $cache, $length, $flags);            if( false === $bytes ) {                $this->SetSocketError(__LINE__);                return false;            } else if( $bytes <= 0 ) {                ++$zeroTimes;                if( $zeroTimes > 100 ) {                    $this->SetError('Receive data 0 bytes more than 100 times', __LINE__);                    return false;                }            } else {                $length -= $bytes;            }            $buffer.=$cache;        }while($length > 0);            return true;    }    /**     * 设置发送超时时间     * @param int $seconds 秒数,默认值为1     * @param int $microseconds 微秒,默认值为0     *     * @return bool 发送成功返回true,否则返回false     */    public function SetSendTimeout($seconds=1, $microseconds=0) {        $seconds = intval($seconds);$microseconds = intval($microseconds);        if( $seconds < 0 || $microseconds < 0 ) {            $seconds = 1;            $microseconds = 0;        }            if( !socket_set_option($this->rLink, SOL_SOCKET, SO_SNDTIMEO, array("sec"=>$seconds, "usec"=>$microseconds)) ) {            $this->SetSocketError(__LINE__);            return false;        }        return true;    }    /**     * 设置接收超时时间     * @param int $seconds 秒数,默认值为3     * @param int $microseconds 微秒,默认值为0     *     * @return bool 发送成功返回true,否则返回false     */    public function SetRecvTimeout($seconds=3, $microseconds=0) {        $seconds = intval($seconds);$microseconds = intval($microseconds);        if( $seconds < 0 || $microseconds < 0 ) {            $seconds = 3;            $microseconds = 0;        }            if( !socket_set_option($this->rLink, SOL_SOCKET, SO_RCVTIMEO, array("sec"=>$seconds, "usec"=>$microseconds)) ) {            $this->SetSocketError(__LINE__);            return false;        }        return true;    }    /**     * 关闭连接的套接字     *     * @return void     */    protected function Close() {        if( is_resource($this->rLink) ) {            socket_close($this->rLink);            $this->rLink = null;        }    }    /**     * 设置套接字错误     * @param int $line 错误行     *     * @return void     */    protected function SetSocketError($line) {        $code = socket_last_error();        $msg = socket_strerror($code);        $this->SetError("[$code]$msg", $line);    }    /**     * 获取不定长数据     * @param string &$buffer 保存接收数据的缓存(注意:函数中会将此缓存清空后再存放接收到的数据)     * @param int $flags 参数,默认为0     *     * @return bool 发送成功返回true,否则返回false     */    public function RecvForDontKnowLength(&$buffer, $flags=0) {    	$buffer = '';$bytes = -1;$cache = '';    	do {    		if( $bytes > 0 ) {    			usleep(100);    		}    		$bytes = @socket_recv($this->rLink, $cache, 65535, $flags);    		if( false === $bytes ) {    			$this->SetSocketError(__LINE__);    			return false;    		} else if( $bytes < 65535 ) {    			$buffer.=$cache;    			break;    		}    		$buffer.=$cache;    	}while(true);        	return true;    }}
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一个获取设备状态的例子,调用socket并获取数据
/*	 * 设备注销	 * */	private function DeviceLogout()	{		$serverIp = $_SERVER ['SERVER_ADDR']; // 服务器IP		$header = "\x01\x00\x30\x04" . pack ( 'n', 0 );		$buffer = pack ( 'N', $this->deviceID ) . $serverIp . "\0";		$buffer = $header . pack ( 'n', 8 + strlen ( $buffer ) ) . $buffer;		$this->package = $buffer;	}
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/**     * 发送数据包     * @param string $action socket发送动作:REGISTER_DEVICE、SENDCONFIG_DEVICE、GETDEVICE_INFORMATION、LOGOUT_DEVICE     * @param string $ip ip地址     *     * @return bytes 返回socket的数据     */	public function SendPackage($action = null,$ip=null,$lengthtype=null,$length=null) {		$TCPv4 = new \X\Protocol\TCPv4 ( $ip, $this->agentPort );		$TCPv4->SetSendTimeout ( 5 );		$TCPv4->SetRecvTimeout ( 30 );		switch ($action) {			case 'REGISTER_DEVICE' :				$this->DeviceRegister();				break;			case 'SENDCONFIG_DEVICE' :								break;			case 'GETDEVICE_INFORMATION' :				$this->DeviceInformation ();				break;			case 'LOGOUT_DEVICE' :				$this->DeviceLogout ();				break;		}		$status = $TCPv4->Send ( $this->package );		$result = '';		if (0 === $lengthtype) 		// 定长		{			$TCPv4->Recv ( $result, $length );		} else {			$TCPv4->RecvForDontKnowLength ( $result );		}		return $result;	}	public function RegisterDevice($ip=null)	{		/*		 * Action:注册行为:			1:检查设备是否注册于本Server;			2:注册该设备到本Server;			3:无视该设备已经注册于其他Server的情形,强制注册设备到本Server。		  Result:			0:该设备成功注册于本Server;			1:注册失败;			2:该设备尚未注册;			3:该设备已在其他Server注册;			4:内部错误:该设备已在该Server注册,但指派的设备ID与现有的设备ID不同。		 * */		$REG_TCP = new \X\Protocol\TCPv4 ( $ip, $this->agentPort );		$REG_TCP->SetSendTimeout ( 5 );		$REG_TCP->SetRecvTimeout ( 30 );		$this->DeviceRegister();		$status = $REG_TCP->Send ( $this->package );		$result = '';		$REG_TCP->Recv ( $result, 12 );		$SERVER_SOCKET_DATA = unpack ( 'N', substr ( $result, 8, 4 ) );		return $SERVER_SOCKET_DATA [1];	}
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