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| <?php
class Telnet
{
var $sock = NULL;
function telnet($host, $port)
{
$this->sock = fsockopen($host, $port);
socket_set_timeout($this->sock,2,0);
}
function close()
{
if ($this->sock)
fclose($this->sock);
$this->sock = NULL;
}
function write($buffer)
{
$buffer = str_replace(chr(255),chr(255).chr(255), $buffer);
fwrite($this->sock, $buffer);
}
function getc()
{
return fgetc($this->sock);
}
function read_till($what)
{
$what2 = "---- More ----";
$bufs = '';
while (true) {
$buf = $this->read_till_do($what);
$bufs .= $buf;
if ($what == (substr($buf, strlen($buf) - strlen($what)))) {
$bufs = substr($bufs, 0, -strlen($what));
break;
}
if (strpos($buf, $what2) === false)
break;
if ($what2 == (substr($buf, strlen($buf) - strlen($what2))))
$bufs = substr($bufs, 0, -strlen($what2));
$this->write(" ");
}
return $bufs;
}
function read_till_do($what)
{
$IAC = chr(255);
$DONT = chr(254);
$DO = chr(253);
$WONT = chr(252);
$WILL = chr(251);
$theNULL = chr(0);
$buf = '';
while (1)
{
$c = $this->getc();
if ($c === false)
return $buf;
if ($c == $theNULL)
continue;
// if ($c == "1")
// continue;
if ($c != $IAC) {
$buf .= $c;
if ($what == (substr($buf, strlen($buf) - strlen($what)))) {
return $buf;
} else {
continue;
}
}
$c = $this->getc();
if ($c == $IAC) {
$buf .= $c;
} elseif ($c == $DO) {
$opt = $this->getc();
// echo "we wont " . ord($opt) . "\n";
fwrite($this->sock, $IAC.$WONT.$opt);
} elseif ($c == $DONT) {
$opt = $this->getc();
// echo "we wont " . ord($opt) . "\n";
fwrite($this->sock, $IAC.$WONT.$opt);
} elseif ($c == $WILL) {
$opt = $this->getc();
// echo "we dont " . ord($opt) . "\n";
fwrite($this->sock, $IAC.$DONT.$opt);
} elseif ($c == $WONT) {
$opt = $this->getc();
// echo "we dont " . ord($opt) . "\n";
fwrite($this->sock, $IAC.$DONT.$opt);
} else {
// echo "where are we? c=" . ord($c) . "\n";
}
}
}
}
$telnet = new telnet($ip, 23);
$msg = $telnet->read_till("Password:");
$telnet->write("abc123\r\n");
$msg = $telnet->read_till("<H3C>");
$telnet->write("display cu\r\n");
$msg = $telnet->read_till("<H3C>");
$telnet->write("display vlan all\r\n");
$msg = $telnet->read_till("<H3C>");
$telnet->write("display interface Vlan-interface\r\n");
$msg = $telnet->read_till("<H3C>");
$telnet->write("display version\r\n");
$msg = $telnet->read_till("<H3C>");
$telnet->write("display device\r\n");
$msg = $telnet->read_till("<H3C>");
$telnet->write("display device manuinfo\r\n");
$msg = $telnet->read_till("<H3C>");
$telnet->write("display ip routing-table\r\n");
$msg = $telnet->read_till("<H3C>");
$telnet->write("display arp\r\n");
$msg = $telnet->read_till("<H3C>");
$telnet->write("display mac-address\r\n");
$msg = $telnet->read_till("<H3C>");
|
