$ip = "ip";
$user = "user";
$pass = "password";

if (!function_exists("ssh2_connect")) die("function ssh2_connect doesn't exist");

if(!($con = ssh2_connect($ip, 22))){
    echo "<font color='red'>fail: unable to establish connection</font>n";
} else {

    if(!ssh2_auth_password($con, $user, $pass)) {
        echo "fail: unable to authenticate";
    } else {
        echo "Sucessful";
        if (!($stream = ssh2_exec($con, "/home/boza/serv.sh" ))) {
            echo "fail: unable to execute command";
        } else {
            stream_set_blocking($stream, true);
            $data = "";
            while ($buf = fread($stream,4096)) {
                $data .= $buf;
            }
            fclose($stream);
        }
    }
}

$ip = "ip";
$user = "user";
$pass = "password";

if (!function_exists("ssh2_connect")) die("function ssh2_connect doesn't exist");
echo '<form action="#" method="POST">';
echo '<input type="submit" name="launch" value="1" />'
echo '</form>';

if($_POST['launch']==1){
    if(!($con = ssh2_connect($ip, 22))){
        echo "<font color='red'>fail: unable to establish connection</font>n";
    } else {

        if(!ssh2_auth_password($con, $user, $pass)) {
            echo "fail: unable to authenticate";
        } else {
            echo "Sucessful";
            if (!($stream = ssh2_exec($con, "/home/boza/serv.sh" ))) {
                echo "fail: unable to execute command";
            } else {
                stream_set_blocking($stream, true);
                $data = "";
                while ($buf = fread($stream,4096)) {
                    $data .= $buf;
                }
                fclose($stream);
            }
        }
    }
}

function XORin($key='asimpletext', $text='pwd'){
     for($i=0;$i<strlen($text);$i++)
     {
         for($j=0;$j<strlen($key);$j++,$i++)
         {
             $outText .= $text{$i} ^ $key{$j};
         }
     }
     return $outText;
 }

 function XORout($key='asimpletext', $text='pwd'){(){
     for($i=0;$i<strlen($text);$i++)
     {
         for($j=0;$j<strlen($key);$j++,$i++)
         {
             $outText .= $key{$j} ^ $text{$i};
         }
     }
     return $outText;
 }

class NiceSSH {
    // SSH Host
    private $ssh_host = 'myserver.example.com';
    // SSH Port
    private $ssh_port = 22;
    // SSH Server Fingerprint
    private $ssh_server_fp = 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx';
    // SSH Username
    private $ssh_auth_user = 'username';
    // SSH Public Key File
    private $ssh_auth_pub = '/home/username/.ssh/id_rsa.pub';
    // SSH Private Key File
    private $ssh_auth_priv = '/home/username/.ssh/id_rsa';
    // SSH Private Key Passphrase (null == no passphrase)
    private $ssh_auth_pass;
    // SSH Connection
    private $connection;

    public function connect() {
        if (!($this->connection = ssh2_connect($this->ssh_host, $this->ssh_port))) {
            throw new Exception('Cannot connect to server');
        }
        $fingerprint = ssh2_fingerprint($this->connection, SSH2_FINGERPRINT_MD5 | SSH2_FINGERPRINT_HEX);
        if (strcmp($this->ssh_server_fp, $fingerprint) !== 0) {
            throw new Exception('Unable to verify server identity!');
        }
        if (!ssh2_auth_pubkey_file($this->connection, $this->ssh_auth_user, $this->ssh_auth_pub, $this->ssh_auth_priv, $this->ssh_auth_pass)) {
            throw new Exception('Autentication rejected by server');
        }
    }
    public function exec($cmd) {
        if (!($stream = ssh2_exec($this->connection, $cmd))) {
            throw new Exception('SSH command failed');
        }
        stream_set_blocking($stream, true);
        $data = "";
        while ($buf = fread($stream, 4096)) {
            $data .= $buf;
        }
        fclose($stream);
        return $data;
    }
    public function disconnect() {
        $this->exec('echo "EXITING" && exit;');
        $this->connection = null;
    }
    public function __destruct() {
        $this->disconnect();
    }
}