pfSense

function upgrade_105_to_106() {

	global $config;

	if (is_array($config['virtualip']) && is_array($config['virtualip']['vip'])) {

		foreach ($config['virtualip']['vip'] as $vipidx => $vip) {

			if ($vip['mode'] == "ipalias" && strstr("$vip['interface'], "_vip")) {

				/* Convert to a carp with same properties as its carp version */

				$converted = false;

				foreach ($config['virtualip']['vip'] as $bvip) {

					if ($bvip['mode'] == "carp" && "{$bvip['interface']}_vip{$bvip['vhid']} == $vip['interface']) {

						$ipaaddr = $vip['subnet'];

						$ipamask = $vip['subnet_bits'];

						$config['virtualip']['vip'][$vipidx] = $bvip;

						$config['virtualip']['vip'][$vipidx]['subnet'] = $ipaaddr;

						$config['virtualip']['vip'][$vipidx]['subnet_bits'] = $ipamask;

						$converted = true;

						break;

					}

				}

				if ($converted === false)

					log_error("WARNING: IPalias {$vip['subnet']}/{$vip['subnet_bits']} was not completed successfully. Upgrading it yourself is the only remaining option!");

			}

		}

		unset($vip, $bvip, $vipidx);

	}

}