Messages in this thread | | | Date | Thu, 2 Feb 2017 14:25:22 +0100 | From | Pablo Neira Ayuso <> | Subject | Re: [PATCH nf-next v2] netfilter: allow logging from non-init namespaces |
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On Tue, Jan 31, 2017 at 10:30:06AM +0100, Michal Kubecek wrote: > Commit 69b34fb996b2 ("netfilter: xt_LOG: add net namespace support for > xt_LOG") disabled logging packets using the LOG target from non-init > namespaces. The motivation was to prevent containers from flooding > kernel log of the host. The plan was to keep it that way until syslog > namespace implementation allows containers to log in a safe way. > > However, the work on syslog namespace seems to have hit a dead end > somewhere in 2013 and there are users who want to use xt_LOG in all > network namespaces. This patch allows to do so by setting > > /proc/sys/net/netfilter/nf_log_all_netns > > to a nonzero value. This sysctl is only accessible from init_net so that > one cannot switch the behaviour from inside a container.
Applied, thanks Michal!
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