/**
* scans the local network for upnp devices
*
* @return array with discovered devices
*/
function scan()
{
$this->checkCredentials();
$result = array();
$buffer = '';
$tmp = '';
$headers = "M-SEARCH * HTTP/1.1\r\nHost:239.255.255.250:1900\r\nST:" . $this->type . "\r\nMan:\"ssdp:discover\"\r\nMX:3\r\n\r\n";
$socket = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
socket_set_option($socket, SOL_SOCKET, SO_RCVTIMEO, array('sec' => 15, 'usec' => 10000));
$i = 0;
socket_sendto($socket, $headers, 1024, 0, '239.255.255.250', 1900);
while (@socket_recvfrom($socket, $buffer, 1024, MSG_WAITALL, $tmp, $mp)) {
$i++;
$res = $this->decode($buffer);
if (isset($res['location'])) {
$res_details = $this->getDetails($res['location']);
if ($res_details[0] == true) {
$res['details'] = $res_details[1];
} else {
$res['details'] = false;
}
}
$result[] = $res;
}
socket_close($socket);
return array(true, $result);
}
function wol($host, $mac)
{
//get the broadcast addr
$range = $this->iprange($host, 24);
$broadcast = $range['last_ip'];
$mac_array = explode(':', $mac);
$hwaddr = '';
foreach ($mac_array as $octet) {
$hwaddr .= chr(hexdec($octet));
}
// Create Magic Packet
$packet = '';
for ($i = 1; $i <= 6; $i++) {
$packet .= chr(255);
}
for ($i = 1; $i <= 16; $i++) {
$packet .= $hwaddr;
}
$sock = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
if ($sock) {
$options = socket_set_option($sock, 1, 6, true);
if ($options >= 0) {
$e = socket_sendto($sock, $packet, strlen($packet), 0, $broadcast, 9);
socket_close($sock);
}
}
}
function processPacket($packetData)
{
$packet = new dhcpPacket();
$packet->parse($packetData);
$processor = new dhcpRequestProcessor($this, $this->packetProcessor, $this->storage, $packet);
if ($responsePacket = $processor->getResponse()) {
$responseData = $responsePacket->build();
$this->verbosity && (print "Sending response" . "\n");
$ciaddr = $packet->getClientAddress();
if ($ciaddr == '0.0.0.0') {
$this->verbosity && (print "Switching to broadcast address...\n");
$ciaddr = '255.255.255.255';
}
$this->verbosity && (print "Attempting to send response packet to " . $ciaddr . "\n");
$numBytesSent = socket_sendto($this->socket, $responseData, strlen($responseData), 0, $ciaddr, 68);
if ($numBytesSent === FALSE) {
$this->verbosity && (print "send failed for specific address, broadcast.\n");
$numBytesSent = socket_sendto($this->socket, $responseData, strlen($responseData), 0, "255.255.255.255", 68);
$numBytesSent === FALSE && $this->verbosity && printf('socket send error: %s\\n', socket_strerror(socket_last_error($this->socket)));
}
$numBytesSent && $this->verbosity && (print "Response packet sent.\n");
} else {
$this->verbosity && (print "Packet ignored\n");
}
}
/**
* 送信する
* @param string $buffer
*/
public function send($buffer)
{
$result = socket_sendto($this->resource, $buffer, strlen($buffer), $this->flags, $this->address, $this->port);
if ($result === false) {
throw new \RuntimeException('send fail');
}
}
/**
* Squirt the metrics over UDP
*
* @param array $data Incoming Data
* @param int $sampleRate the rate (0-1) for sampling.
* @param array|string $tags Key Value array of Tag => Value, or single tag as string
*
* @return null
*/
private function flush($data, $sampleRate = 1, array $tags = null)
{
// sampling
$sampledData = array();
if ($sampleRate < 1) {
foreach ($data as $stat => $value) {
if (mt_rand() / mt_getrandmax() <= $sampleRate) {
$sampledData[$stat] = "{$value}|@{$sampleRate}";
}
}
} else {
$sampledData = $data;
}
if (empty($sampledData)) {
return;
}
foreach ($sampledData as $stat => $value) {
if ($tags !== NULL && is_array($tags) && count($tags) > 0) {
$value .= '|#';
foreach ($tags as $tag_key => $tag_val) {
$value .= $tag_key . ':' . $tag_val . ',';
}
$value = substr($value, 0, -1);
} elseif (isset($tags) && !empty($tags)) {
$value .= '|#' . $tags;
}
$message = "{$stat}:{$value}";
// Non - Blocking UDP I/O - Use IP Addresses!
$socket = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
socket_set_nonblock($socket);
socket_sendto($socket, $message, strlen($message), 0, $this->server, $this->port);
socket_close($socket);
}
}
public function logData()
{
global $wgUDPProfilerHost, $wgUDPProfilerPort, $wgUDPProfilerFormatString;
$this->close();
if (!function_exists('socket_create')) {
# Sockets are not enabled
return;
}
$sock = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
$plength = 0;
$packet = "";
foreach ($this->mCollated as $entry => $pfdata) {
if (!isset($pfdata['count']) || !isset($pfdata['cpu']) || !isset($pfdata['cpu_sq']) || !isset($pfdata['real']) || !isset($pfdata['real_sq'])) {
continue;
}
$pfline = sprintf($wgUDPProfilerFormatString, $this->getProfileID(), $pfdata['count'], $pfdata['cpu'], $pfdata['cpu_sq'], $pfdata['real'], $pfdata['real_sq'], $entry, $pfdata['memory']);
$length = strlen($pfline);
/* printf("<!-- $pfline -->"); */
if ($length + $plength > 1400) {
socket_sendto($sock, $packet, $plength, 0, $wgUDPProfilerHost, $wgUDPProfilerPort);
$packet = "";
$plength = 0;
}
$packet .= $pfline;
$plength += $length;
}
socket_sendto($sock, $packet, $plength, 0x100, $wgUDPProfilerHost, $wgUDPProfilerPort);
}
function sendMessage($udp_message)
{
$message = vsprintf(str_repeat('%c', count($udp_message)), $udp_message);
global $server_ip, $server_port, $delay, $debug, $error_value, $ok_value;
if ($debug) {
echo '<b>remote host/IP:</b> ' . $server_ip . '<br/>';
echo '<b>remote port:</b> ' . $server_port . '<br/>';
echo '<b>UDP message:</b> ';
foreach ($udp_message as $key => $value) {
echo '0x';
printf("%02x\n", $value);
}
echo '<br/>';
echo '<b>result:</b> ';
}
if ($socket = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP)) {
socket_sendto($socket, $message, strlen($message), 0, $server_ip, $server_port);
sleep($delay);
socket_close($socket);
echo $ok_value;
} else {
echo $error_value;
}
if ($debug) {
echo '<br/>';
echo '---------- debug info ----------<br/><br/>';
}
}
function WakeOnLan($addr, $mac_address, $socket_number)
{
$addr_byte = explode(':', $mac_address);
$hw_addr = '';
for ($a = 0; $a < 6; $a++) {
$hw_addr .= chr(hexdec($addr_byte[$a]));
$msg = chr(255) . chr(255) . chr(255) . chr(255) . chr(255) . chr(255);
for ($a = 1; $a <= 16; $a++) {
$msg .= $hw_addr;
// send it to the broadcast address using UDP
// SQL_BROADCAST option isn't help!!
$s = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
if ($s == false) {
echo "Error creating socket!\n";
echo "Error code is '" . socket_last_error($s) . "' - " . socket_strerror(socket_last_error($s));
return FALSE;
} else {
// setting a broadcast option to socket:
$opt_ret = socket_set_option($s, 1, 6, TRUE);
if ($opt_ret < 0) {
echo "setsockopt() failed, error: " . strerror($opt_ret) . "\n";
return FALSE;
}
if (socket_sendto($s, $msg, strlen($msg), 0, $ip_address, $socket_number)) {
echo "Magic Packet sent successfully!";
socket_close($s);
return TRUE;
} else {
echo "Magic packet failed!";
return FALSE;
}
}
}
}
}
/**
* Does a TFTP Check by connecting to $host looking for $filename
* @author http://www.php.net/manual/en/function.socket-create.php#43057
* @param string $host
* @param string $filename
* @return mixed file contents
*/
function tftp_fetch($host, $filename)
{
//first off let's check if this is installed or disabled
$socket = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
// create the request packet
$packet = chr(0) . chr(1) . $filename . chr(0) . 'octet' . chr(0);
// UDP is connectionless, so we just send on it.
socket_sendto($socket, $packet, strlen($packet), 0x100, $host, 69);
$buffer = '';
$port = '';
$ret = '';
$time = time();
do {
$new_time = time() - $time;
if ($new_time > 5) {
break;
}
// $buffer and $port both come back with information for the ack
// 516 = 4 bytes for the header + 512 bytes of data
socket_recvfrom($socket, $buffer, 516, 0, $host, $port);
// add the block number from the data packet to the ack packet
$packet = chr(0) . chr(4) . substr($buffer, 2, 2);
// send ack
socket_sendto($socket, $packet, strlen($packet), 0, $host, $port);
// append the data to the return variable
// for large files this function should take a file handle as an arg
$ret .= substr($buffer, 4);
} while (strlen($buffer) == 516);
// the first non-full packet is the last.
return $ret;
}
/**
* Perform an M-SEARCH multicast request for detecting UPnP-devices in network.
*
* @todo Allow unicasting.
* @todo Sort arguments better.
*/
public function mSearch($st = 'ssdp:all', $mx = 2, $man = 'ssdp:discover', $from = null, $port = null, $sockTimout = '5')
{
// BUILD MESSAGE
$msg = 'M-SEARCH * HTTP/1.1' . "\r\n";
$msg .= 'HOST: 239.255.255.250:1900' . "\r\n";
$msg .= 'MAN: "' . $man . '"' . "\r\n";
$msg .= 'MX: ' . $mx . "\r\n";
$msg .= 'ST:' . $st . "\r\n";
$msg .= 'USER-AGENT: ' . static::USER_AGENT . "\r\n";
$msg .= '' . "\r\n";
// MULTICAST MESSAGE
$sock = socket_create(AF_INET, SOCK_DGRAM, 0);
$opt_ret = socket_set_option($sock, 1, 6, TRUE);
$send_ret = socket_sendto($sock, $msg, strlen($msg), 0, '239.255.255.250', 1900);
// SET TIMEOUT FOR RECIEVE
socket_set_option($sock, SOL_SOCKET, SO_RCVTIMEO, array('sec' => $sockTimout, 'usec' => '0'));
// RECIEVE RESPONSE
$response = array();
do {
$buf = null;
@socket_recvfrom($sock, $buf, 1024, MSG_WAITALL, $from, $port);
if (!is_null($buf)) {
$response[] = $this->parseMSearchResponse($buf);
}
} while (!is_null($buf));
// CLOSE SOCKET
socket_close($sock);
return $response;
}
/**
* Send data via UDP
*
* @param ProfilerData $data
*/
public function send(ProfilerData $data)
{
list($host, $port) = $this->getEndpoint($data->getEngine());
if (!$host || !$port) {
return;
}
$profile = $data->getProfile();
$sock = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
$plength = 0;
$packet = "";
foreach ($data->getEntries() as $name => $pfdata) {
foreach (array('cpu', 'cpu_sq', 'real', 'real_sq') as $key) {
if (!isset($pfdata[$key])) {
$pfdata[$key] = -1;
}
}
$pfline = sprintf("%s %s %d %f %f %f %f %s\n", $profile, "-", $pfdata['count'], $pfdata['cpu'], $pfdata['cpu_sq'], $pfdata['real'], $pfdata['real_sq'], $name);
$length = strlen($pfline);
if ($length + $plength > self::LESS_THAN_MTU) {
socket_sendto($sock, $packet, $plength, 0, $host, $port);
$packet = "";
$plength = 0;
}
$packet .= $pfline;
$plength += $length;
}
socket_sendto($sock, $packet, $plength, 0x100, $host, $port);
}
function getFunctionReport()
{
global $wgUDPProfilerHost;
global $wgUDPProfilerPort;
if ($this->mCollated['-total']['real'] < $this->mMinimumTime) {
# Less than minimum, ignore
return;
}
$sock = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
$plength = 0;
$packet = "";
foreach ($this->mCollated as $entry => $pfdata) {
$pfline = sprintf("%s %s %d %f %f %f %f %s\n", $this->getProfileID(), "-", $pfdata['count'], $pfdata['cpu'], $pfdata['cpu_sq'], $pfdata['real'], $pfdata['real_sq'], $entry);
$length = strlen($pfline);
/* printf("<!-- $pfline -->"); */
if ($length + $plength > 1400) {
socket_sendto($sock, $packet, $plength, 0, $wgUDPProfilerHost, $wgUDPProfilerPort);
$packet = "";
$plength = 0;
}
$packet .= $pfline;
$plength += $length;
}
socket_sendto($sock, $packet, $plength, 0x100, $wgUDPProfilerHost, $wgUDPProfilerPort);
}
public function search($st = 'ssdp:all', $mx = 2, $man = 'ssdp:discover', $from = null, $port = null, $sockTimout = '2')
{
$request = 'M-SEARCH * HTTP/1.1' . "\r\n";
$request .= 'HOST: 239.255.255.250:1900' . "\r\n";
$request .= 'MAN: "' . $man . '"' . "\r\n";
$request .= 'MX: ' . $mx . '' . "\r\n";
$request .= 'ST: ' . $st . '' . "\r\n";
$request .= 'USER-AGENT: ' . $this->user_agent . "\r\n";
$request .= "\r\n";
$socket = socket_create(AF_INET, SOCK_DGRAM, 0);
socket_set_option($socket, SOL_SOCKET, SO_BROADCAST, true);
socket_sendto($socket, $request, strlen($request), 0, '239.255.255.250', 1900);
socket_set_option($socket, SOL_SOCKET, SO_RCVTIMEO, array('sec' => $sockTimout, 'usec' => '0'));
$response = array();
do {
$buf = null;
socket_recvfrom($socket, $buf, 1024, MSG_WAITALL, $from, $port);
if (!is_null($buf)) {
$data = $this->parseSearchResponse($buf);
$response[$data['usn']] = $data;
}
} while (!is_null($buf));
socket_close($socket);
return $response;
}
private function get_peers_blocking($info_hash, $host = "router.bittorrent.com", $port = 6881)
{
//create a UDP socket to send commands through
$socket = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
//Create Command Packet
$packet = bencode::encode(array("id" => $this->get_unique_node_id(), "info_hash" => hex2bin($info_hash)), array("q" => "get_peers", "t" => $this->unique_id(), "y" => "q"));
socket_sendto($socket, $packet, strlen($packet), 0, $host, $port);
//set timeout
$timeout = array('sec' => 5, 'usec' => 0);
socket_set_option($socket, SOL_SOCKET, SO_RCVTIMEO, $timeout);
$time = time();
//recieve data
try {
socket_recvfrom($socket, $buf, 12000, 0, $host, $port);
} catch (Exception $e) {
echo "Error";
return FALSE;
}
//have to manually do the timeout, cant seem to get info from this socket
if (time() - $time >= 4) {
socket_close($socket);
return FALSE;
}
//close socket so bad shit don't happen
socket_close($socket);
return nodeExtract::return_nodes(bencode::decode($buf));
}
public function logData()
{
global $wgUDPProfilerHost, $wgUDPProfilerPort;
$this->close();
if (isset($this->mCollated['-total']) && $this->mCollated['-total']['real'] < $this->mMinimumTime) {
# Less than minimum, ignore
return;
}
if (!MWInit::functionExists('socket_create')) {
# Sockets are not enabled
return;
}
$sock = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
$plength = 0;
$packet = "";
foreach ($this->mCollated as $entry => $pfdata) {
if (!isset($pfdata['count']) || !isset($pfdata['cpu']) || !isset($pfdata['cpu_sq']) || !isset($pfdata['real']) || !isset($pfdata['real_sq'])) {
continue;
}
$pfline = sprintf("%s %s %d %f %f %f %f %s\n", $this->getProfileID(), "-", $pfdata['count'], $pfdata['cpu'], $pfdata['cpu_sq'], $pfdata['real'], $pfdata['real_sq'], $entry);
$length = strlen($pfline);
/* printf("<!-- $pfline -->"); */
if ($length + $plength > 1400) {
socket_sendto($sock, $packet, $plength, 0, $wgUDPProfilerHost, $wgUDPProfilerPort);
$packet = "";
$plength = 0;
}
$packet .= $pfline;
$plength += $length;
}
socket_sendto($sock, $packet, $plength, 0x100, $wgUDPProfilerHost, $wgUDPProfilerPort);
}
/**
* @param string $data
* @return int|null Number of bytes written
*/
public function write($data)
{
if (!$this->socket) {
$this->open();
}
return socket_sendto($this->socket, $data, strlen($data), 0, $this->host, $this->port);
}
function wol($mac, $broadcast)
{
$mac_array = split(':', $mac);
$hwaddr = '';
//Agafem cada octet de la MAC.
foreach ($mac_array as $octet) {
$hwaddr .= chr(hexdec($octet));
}
//Creem el Magic Packet que rebrà la targeta de xarxa solicitada.
$packet = '';
for ($i = 1; $i <= 6; $i++) {
$packet .= chr(255);
}
for ($i = 1; $i <= 16; $i++) {
$packet .= $hwaddr;
}
//Creem el socket.
$sock = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
if ($sock) {
$options = socket_set_option($sock, 1, 6, true);
if ($options >= 0) {
$e = socket_sendto($sock, $packet, strlen($packet), 0, $broadcast, 7);
//L'enviem.
socket_close($sock);
}
}
return "WOL sended: {$mac}";
}
protected function send($chunk)
{
if (!is_resource($this->socket)) {
throw new \LogicException('The UdpSocket to ' . $this->ip . ':' . $this->port . ' has been closed and can not be written to anymore');
}
socket_sendto($this->socket, $chunk, strlen($chunk), $flags = 0, $this->ip, $this->port);
}
static function send($broadcast, $mac)
{
$mac_array = split(':', $mac);
$hwaddr = '';
foreach ($mac_array as $octet) {
$hwaddr .= chr(hexdec($octet));
}
// Create Magic Packet
$packet = '';
for ($i = 1; $i <= 6; $i++) {
$packet .= chr(255);
}
for ($i = 1; $i <= 16; $i++) {
$packet .= $hwaddr;
}
$sock = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
if ($sock) {
$options = socket_set_option($sock, 1, 6, true);
if ($options >= 0) {
echo "sended";
$e = socket_sendto($sock, $packet, strlen($packet), 0, $broadcast, 7);
socket_close($sock);
}
}
}
private function send($message)
{
//BY UDP
socket_sendto($this->connection, $message, strlen($message), 0, Yii::app()->params['graphite_server_ip'], Yii::app()->params['graphite_server_port_udp']);
//BY TCP
// socket_write($this->connection, $message);
}
public function write($data, $dest, $port)
{
if ($this->connected === false) {
return false;
}
return @socket_sendto($this->sock, $data, strlen($data), 0, $dest, $port);
}
public function index()
{
error_reporting(~E_WARNING);
$server = '127.0.0.1';
$port = 9999;
if (!($sock = socket_create(AF_INET, SOCK_DGRAM, 0))) {
$errorcode = socket_last_error();
$errormsg = socket_strerror($errorcode);
die("Couldn't create socket: [{$errorcode}] {$errormsg} \n");
}
echo "Socket created \n";
echo 'Enter a message to send : ';
$input = 'abc';
//Send the message to the server
if (!socket_sendto($sock, $input, strlen($input), 0, $server, $port)) {
$errorcode = socket_last_error();
$errormsg = socket_strerror($errorcode);
die("Could not send data: [{$errorcode}] {$errormsg} \n");
}
//Now receive reply from server and print it
if (socket_recv($sock, $reply, 5, 256) === false) {
$errorcode = socket_last_error();
$errormsg = socket_strerror($errorcode);
die("Could not receive data: [{$errorcode}] {$errormsg} \n");
}
echo "Reply : {$reply}";
}
public function wake($mac, $ip)
{
global $l;
//looking for values of wol config
$wol_info = look_config_default_values('WOL_PORT');
if (!isset($wol_info['name']['WOL_PORT'])) {
$this->wol_send = $l->g(1321);
} else {
$wol_port = explode(',', $wol_info['tvalue']['WOL_PORT']);
}
foreach ($wol_port as $k => $v) {
if (is_numeric($v)) {
$s = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
if (!$s) {
@socket_close($s);
$this->wol_send = $l->g(1322);
} else {
$s_opt = socket_set_option($s, SOL_SOCKET, SO_BROADCAST, true);
socket_sendto($s, $this->pacquet($mac), strlen($this->pacquet($mac)), 0, "255.255.255.255", $v);
socket_close($s);
$this->wol_send = $l->g(1282);
}
}
}
// $this->wol_send='toto';
//return $wol_send;
}
public function send($data)
{
if (!$this->socket) {
throw new \Exception('Stream not opened');
}
socket_sendto($this->socket, $data, strlen($data), 0, $this->host, $this->port);
return true;
}
function trace($message)
{
global $trace;
if (strlen($message) == 0) {
return;
}
@socket_sendto($trace, $message, strlen($message), 0, 'localhost', 7535);
}
private function smi_write($input)
{
$len = strlen($input);
if (socket_sendto($this->sock, $input, $len, 0, $this->raddr, $this->rport) == false) {
return false;
}
return true;
}
/**
* Writes a message
*
* @param mixed $logData
* @return mixed
* @throws \Exception
*/
public function send($logData)
{
$this->open();
$chunk = $this->header . substr($logData, 0, self::DATAGRAM_MAX_LENGTH - strlen($this->header));
socket_sendto($this->socket, $chunk, strlen($chunk), 0, $this->address, $this->port);
$this->close();
return true;
}
private static function udpSend($buf, $delay = 15, $host = "239.255.255.250", $port = 1900)
{
$socket = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
socket_set_option($socket, SOL_SOCKET, SO_BROADCAST, 1);
socket_sendto($socket, $buf, strlen($buf), 0, $host, $port);
socket_close($socket);
usleep($delay * 1000);
}
/**
* @param $dgram
* @param $hostname
* @param $port
*
* @return int
*/
public function send($dgram, $hostname, $port)
{
$sent = socket_sendto($this->socket, $dgram, strlen($dgram), 0, $hostname, $port);
if ($sent === false) {
throw new SocketException("Socket unavailable");
}
return $sent;
}
public function sendBroadcastUDP($data, $broadcastIP, $port)
{
$socket = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
socket_set_option($socket, SOL_SOCKET, SO_BROADCAST, true);
$sentBytes = socket_sendto($socket, $data, strlen($data), MSG_DONTROUTE, $broadcastIP, $port);
socket_close($socket);
return true;
}