Removing container IP on the GUI does not update the /etc/network/interfaces file - one WAN IP keepalived setup

Swifty.hu

Active Member
Jan 23, 2021
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Germany - Hungary
swifty.hu
I was just playing with 3 cts and a keepalived "network" between them.

First, I have added two networks/interfaces to each container, with public IPs on one and private IPs on the other one.
My plan was to do the VRRP communication on the private interface and bring up the WAN IP dynamically on the public side.

After a few tries, I finally managed to remove the "extra" WAN IPs and do the dynamic IP magic. At least I have changed the keepalived config file.
But when I tried to delete the previously set public IPs from the containers through the GUI, nothing changed in the /etc/network/interfaces file. (Inside the container.)

After that I have edited the file, it looks like this:
Code:
auto lo
iface lo inet loopback

auto eth0
iface eth0 inet manual

auto eth1
iface eth1 inet static
    address 100.100.100.251/24
Maybe I screwed up something, or this is a bug.