Setting up dnsmasq in a container, good or bad idea?

Oct 13, 2020
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Hi,

First off, I'm still quite new to containers. I want to setup a dnsmasq server on my proxmox primarly as a DHCP and PXE server to serve up netboot.xyz for my VM's.

My first question, is this a good idea, or should I use a VM? I just tried it with a Ubuntu 20.x container, installed dnsmasq through apt-get, but there is already something listening on port .53. Now, before I go and track down what is listening, if I start meshing with networking stuff like that in a container, is that ok, or will I be breaking something?

edit:
So what is listening is:
fuser 53/udp
/proc/86/exe -> /lib/systemd/systemd-resolve
 
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