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[bug#32465] Add iptables service
From: |
Ludovic Courtès |
Subject: |
[bug#32465] Add iptables service |
Date: |
Mon, 17 Sep 2018 23:05:50 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) |
Hi Arun,
Arun Isaac <address@hidden> skribis:
> I generalized this service to work for both iptables and ip6tables. I
> added system tests, and made the other corrections that were
> suggested. Some questions follow.
>
> - Is the example I added for the iptables.rules sufficient? I couldn't
> find upstream documentation for the iptables.rules format. I suspect
> it doesn't exist. Do you know of any upstream documentation that can
> be referred to here?
>From a quick search it must be <https://netfilter.org/documentation/>,
specifically
<https://netfilter.org/documentation/HOWTO//packet-filtering-HOWTO.html>.
> - In the attached patch, the fourth test ("inetd echo service is
> accessible after iptables firewall is stopped") doesn't work. In that
> service, I am trying to stop the iptables service, but I'm not able
> to. How do I programmatically stop the iptables service? Is what I
> have done correct?
[...]
> + (shepherd-service
> + (documentation "Packet filtering framework")
> + (provision '(iptables))
> + (start #~(lambda _
> + (invoke #$iptables-restore #$ipv4-rules)
> + (invoke #$ip6tables-restore #$ipv6-rules)))
> + (stop #~(lambda _
> + (invoke #$iptables-restore #$%iptables-accept-all-rules)
> + (invoke #$ip6tables-restore
> #$%iptables-accept-all-rules))))))))
There’s a peculiarity of ‘stop’ which is that it must return #f on
success. So here, you just need to add a trailing #f after the second
‘invoke’ call. If you do that, I suppose the test that stops the
firewall will pass.
And if it does, I think you can go ahead and push! :-)
Thank you,
Ludo’.
- [bug#32465] Add iptables service, Ludovic Courtès, 2018/09/04
- [bug#32465] Add iptables service, Julien Lepiller, 2018/09/04
- [bug#32465] Add iptables service, Arun Isaac, 2018/09/05
- [bug#32465] Add iptables service, Arun Isaac, 2018/09/14
- [bug#32465] Add iptables service,
Ludovic Courtès <=
- [bug#32465] Add iptables service, Arun Isaac, 2018/09/18
- [bug#32465] Add iptables service, Ludovic Courtès, 2018/09/18
- [bug#32465] Add iptables service, Arun Isaac, 2018/09/18
- [bug#32465] Add iptables service, Ludovic Courtès, 2018/09/19
- bug#32465: Add iptables service, Arun Isaac, 2018/09/20