From: Florian Westphal <fw@strlen.de>
To: Peter Hoeg <peter@hoeg.com>
Cc: netfilter@vger.kernel.org
Subject: Re: Running nft --check as non-root
Date: Thu, 11 Aug 2022 18:15:00 +0200 [thread overview]
Message-ID: <20220811161500.GF8667@breakpoint.cc> (raw)
In-Reply-To: <874jyiu661.fsf@hoeg.com>
Peter Hoeg <peter@hoeg.com> wrote:
> as part of deploying nftables rules on NixOS, I want to check the syntax before actually trying to deploy them.
>
> Now, nft --check --file works fine when run as root but the builder used does not have root permissions (or access to sudo or anything like that). Is there any particular reason why nft --check needs to run as root or any way to make it work as !root?
Yes, this not a syntax check. The ruleset is passed to the kernel.
The only difference is the lack of the final 'commit' instruction to
activate the ruleset, this makes the kernel abort/unwind the entire
transaction.
next prev parent reply other threads:[~2022-08-11 16:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-11 15:53 Running nft --check as non-root Peter Hoeg
2022-08-11 16:15 ` Florian Westphal [this message]
2022-08-12 5:15 ` Peter Hoeg
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