Re: firewalld being stupid

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On 11/6/2015 3:58 PM, James Hogarth wrote:
I have a couple of relevant articles you may be interested in ...

On assigning the zone via NM:
https://www.hogarthuk.com/?q=node/8

Look down to the "Specifying a particular firewall zone" bit ...
remember that if you edit the files rather than using nmcli you must
reload NM (or do nmcli reload) for that to take effect.

If you specify a zone in NM then this will override the firewalld
configuration if the zone is specified there.

Here's some firewalld stuff:
https://www.hogarthuk.com/?q=node/9

Don't forget that if you use --permanent on a command you need to do a
reload for it to read the config from disk and apply it.
Thanks for the articles, they're informative.

Here's what's really irritating me though.

firewall-cmd --zone=internal --change-interface=ens224 --permanent

^^ This command results in NO ACTION TAKEN. The zone IS NOT CHANGED.

firewall-cmd --zone=internal --change-interface=ens224

This command results in the zone of ens224 being changed to internal, as desired. Of course, this is not permanent.

As such, firewall-cmd --reload (or a reboot, ect) will revert to the public zone. To save the change, one must execute firewall-cmd --runtime-to-permanent.

This is very frustrating, and not obvious. If --permanent doesn't work for a command, then it should give an error - not silently fail without doing anything!

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