php编写TCP服务端和客户端程序

参考：http://blog.csdn.net/anda0109/article/details/46655301

SocketService.php

<?php
set_time_limit(0);
$address = "192.168.1.10";
$port = 3064;
$sock = socket_create(AF_INET, SOCK_STREAM, SOL_TCP) or die("socket_create() fail:" . socket_strerror(socket_last_error()) . "/n");
socket_set_block($sock) or die("socket_set_block() fail:" . socket_strerror(socket_last_error()) . "/n");
$result = socket_bind($sock, $address, $port) or die("socket_bind() fail:" . socket_strerror(socket_last_error()) . "/n");
$result = socket_listen($sock, 4) or die("socket_listen() fail:" .socket_strerror(socket_last_error()) . "/n");
echo "OK\nBinding the socket on $address:$port ...";
echo "OK\nNow ready to accept connections.\nListening on the socket ... \n";
do{
    $msgsock = socket_accept($sock) or die("socket_accept() failed: reason: " . socket_strerror(socket_last_error()) . "/n");
    while(1){
        echo "Read client data \n";
        $buf = socket_read($msgsock, 8192);
        echo "Received msg: $buf    \n";

        if($buf == "bye\n"){
            echo ("Close socket now\n");
            socket_close($msgsock);
            //break;
            exit();
        }
        $msg = "welcome \n";
        socket_write($msgsock, $msg, strlen($msg)) or die("socket_write() failed: reason: " . socket_strerror(socket_last_error()) . "/n");
    }
}while(true);
socket_close($sock);
?>

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<?php

set_time_limit(0);

$address = "192.168.1.10";

$port = 3064;

$sock = socket_create(AF_INET, SOCK_STREAM, SOL_TCP) or die("socket_create() fail:" . socket_strerror(socket_last_error()) . "/n");

socket_set_block($sock) or die("socket_set_block() fail:" . socket_strerror(socket_last_error()) . "/n");

$result = socket_bind($sock, $address, $port) or die("socket_bind() fail:" . socket_strerror(socket_last_error()) . "/n");

$result = socket_listen($sock, 4) or die("socket_listen() fail:" .socket_strerror(socket_last_error()) . "/n");

echo "OK\nBinding the socket on $address:$port ...";

echo "OK\nNow ready to accept connections.\nListening on the socket ... \n";

do{

$msgsock = socket_accept($sock) or die("socket_accept() failed: reason: " . socket_strerror(socket_last_error()) . "/n");

while(1){

echo "Read client data \n";

$buf = socket_read($msgsock, 8192);

echo "Received msg: $buf \n";

if($buf == "bye\n"){

echo ("Close socket now\n");

socket_close($msgsock);

//break;

exit();

}

$msg = "welcome \n";

socket_write($msgsock, $msg, strlen($msg)) or die("socket_write() failed: reason: " . socket_strerror(socket_last_error()) . "/n");

}

}while(true);

socket_close($sock);

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SocketClient.php

<?php
set_time_limit(0);
$host = "192.168.1.10";
$port = 3046;
$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP) or die("Could not create socket\n");
$connection = socket_connect($socket, $host, $port) or die("Could not connect server\n");
socket_write($socket, "hello socket") or die("write failed\n");
while($buff = soket_read($socket, 1024, PHP_NORMAL_READ)){
    echo("Response was:" . $buff . "\n");
    echo("input what you want to say to the server:\n");
    $text =fgets(STDIN);
    socket_write($socket, $text);
}
socket_close($socket);
?>

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<?php

set_time_limit(0);

$host = "192.168.1.10";

$port = 3046;

$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP) or die("Could not create socket\n");

$connection = socket_connect($socket, $host, $port) or die("Could not connect server\n");

socket_write($socket, "hello socket") or die("write failed\n");

while($buff = soket_read($socket, 1024, PHP_NORMAL_READ)){

echo("Response was:" . $buff . "\n");

echo("input what you want to say to the server:\n");

$text =fgets(STDIN);

socket_write($socket, $text);

}

socket_close($socket);

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服务端启动试试：php SocketServer.php start -d
客户端就放在你本地，用控制台测试

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