znorris/single_host_variable_destination

## single_host_variable_destination
# This config block will check if the current public IP of the host is 8.8.8.8
# If this is true, we can assume we're on the same network as our server, bob. In this case we should use it's local IP.
# If this is false, we can assume we're not on the same network as our server, bob. In this case we should use it's public IP.

Match OriginalHost bob Exec "curl -s 'https://api.ipify.org?format=text' | grep '8.8.8.8'"
	Hostname 192.168.1.2
Host bob
	Hostname 8.8.8.8
	# This config block will check if the current public IP of the host is 8.8.8.8
	# If this is true, we can assume we're on the same network as our server, bob. In this case we should use it's local IP.
	# If this is false, we can assume we're not on the same network as our server, bob. In this case we should use it's public IP.

	Match OriginalHost bob Exec "curl -s 'https://api.ipify.org?format=text' \| grep '8.8.8.8'"
	Hostname 192.168.1.2
	Host bob
	Hostname 8.8.8.8