Php socket 考勤机,php

php-socket

udp

server

//服务器信息

$server = 'udp://127.0.0.1:9998';

//消息结束符号

$msg_eof = "\n";

$socket = stream_socket_server($server, $errno, $errstr, STREAM_SERVER_BIND);

if (!$socket) {

die("$errstr ($errno)");

}

do {

//接收客户端发来的信息

$inMsg = stream_socket_recvfrom($socket, 1024, 0, $peer);

//服务端打印出相关信息

echo "Client : $peer\n";

echo "Receive : {$inMsg}";

//给客户端发送信息

$outMsg = substr($inMsg, 0, (strrpos($inMsg, $msg_eof))).' -- '.date("D M j H:i:s Y\r\n");

stream_socket_sendto($socket, $outMsg, 0, $peer);

} while ($inMsg !== false);

client

function udpGet($sendMsg = '', $ip = '127.0.0.1', $port = '9998'){

$handle = stream_socket_client("udp://{$ip}:{$port}", $errno, $errstr);

if( !$handle ){

die("ERROR: {$errno} - {$errstr}\n");

}

fwrite($handle, $sendMsg."\n");

$result = fread($handle, 1024);

fclose($handle);

return $result;

}

$result = udpGet('Hello World');

echo $result;

tcp

server

//error_reporting( E_ALL );

set_time_limit( 0 );

ob_implicit_flush();

$socket = socket_create( AF_INET, SOCK_STREAM, SOL_TCP );

socket_bind( $socket, '127.0.0.1', 11109 );

socket_listen($socket);

$acpt=socket_accept($socket);

echo "Acpt!\n";

while ( $acpt ) {

$words=fgets(STDIN);

socket_write($acpt,$words);

$hear=socket_read($acpt,1024);

echo $hear;

if("bye\r\n"==$hear){

socket_shutdown($acpt);

break;

}

usleep( 1000 );

}

socket_close($socket);

client

$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);

$con=socket_connect($socket,'127.0.0.1',11109);

if(!$con){socket_close($socket);exit;}

echo "Link\n";

while($con){

$hear=socket_read($socket,1024);

echo $hear;

$words=fgets(STDIN);

socket_write($socket,$words);

if($words=="bye\r\n"){break;}

}

socket_shutdown($socket);

socket_close($sock);