";
//echo $p."
";
$f = tempnam('','CS');//http://php.net/manual/en/function.tempnam.php
//echo $f."
";
shell_exec("ssh-keyscan -p ".$p." ".$h." > ".$f);
$r=shell_exec("ssh-keygen -l -f ".$f." 2>&1");
//http://www.linuxweblog.com/blogs/sandip/20090101/verifying-ssh-key-fingerprint
unlink($f);
$pieces = explode(" ", $r);//http://php.net/manual/en/function.explode.php
if(count($pieces)==4)//http://php.net/manual/en/function.count.php
{
echo $pieces[1];
}
else
{
echo "ERROR: Failed to get fingerprint.";
}
}
if(isset($_POST["host"]))
{
$h=$_POST["host"];
$h_length=strlen($h);
if(($h_length>=1)&&($h_length<=1024))
{
if(DoesItHaveInvalidChar($h))
{
echo "ERROR: Host contains invalid character.";
}
elseif(substr($h,0,1)=="-")//http://php.net/manual/en/control-structures.elseif.php //http://php.net/manual/en/function.substr.php
{
echo "ERROR: The first character of host is \"-\".";
}
else
{
$p = 22;
if(isset($_POST["port"]))
{
if(intval($_POST["port"])>0)//http://php.net/manual/en/function.intval.php
{
$p = intval($_POST["port"]);
}
}
ExecuteCommand($h,$p);
}
}
else
echo "ERROR: String length of host is not between 1 and 1024.";
}
else
echo "ERROR: Host is not set.";
?>
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