pfSense

	/*    loop through and deterimine if we need to setup

	 *    failover peer "bleh" entries

	 */

	$dhcpnum = 0;

	foreach ($dhcpdcfg as $dhcpif => $dhcpifconf) {

		if($dhcpifconf['failover_peerip'] <> "") {

			/*

			 *    yep, failover peer is defined.

			 *    does it match up to a defined vip?

			 */

			$skew = 1;

			foreach ($a_vip as $vipent) {

				$int = guess_interface_from_ip($vipent['subnet']);

				$intip = find_interface_ip($int);

				if($int == $dhcpif) {

					/* this is the interface! */

					if($vipent['advskew'] == "0")

						$skew = 0;

				}

			}

			if($skew == 1) {

				$type = "secondary";

			} else {

				$type = "primary";

			}

			$dhcpdconf .= <<<EOPP

failover peer "dhcp{$dhcpnum}" { 

  {$type};

  address {$intip};

  port 520;

  peer address {$dhcpifconf['failover_peerip']};

  peer port 519;

  max-response-delay 60;

  max-unacked-updates 10;

}

EOPP;

		$dhcpnum++;

		}

	}

	$dhcpnum = 0;

		if($dhcpifconf['failover_peerip'] <> "") {

			$dhcpdconf .= "		failover peer \"dhcp{$dhcpnum}\";\n";

			$dhcpnum++;

		}