From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Gao feng <gaofeng@cn.fujitsu.com>
Cc: netfilter-devel@vger.kernel.org, netdev@vger.kernel.org,
ebiederm@xmission.com, serge.hallyn@canonical.com,
dlezcano@fr.ibm.com
Subject: Re: [PATCH 00/12] add namespace support for netfilter protos
Date: Tue, 17 Apr 2012 10:52:09 +0200 [thread overview]
Message-ID: <20120417085209.GA2100@1984> (raw)
In-Reply-To: <1334631383-12326-1-git-send-email-gaofeng@cn.fujitsu.com>
Hi Gao,
On Tue, Apr 17, 2012 at 10:56:11AM +0800, Gao feng wrote:
> Currently the sysctl of netfilter proto is not isolated, so when
> changing proto's sysctl in container will cause the host's sysctl
> be changed too. it's not expected.
>
> This patch set adds the namespace support for netfilter protos.
>
> impletement four pernet_operations to register sysctl,and disable
> register sysctl when protos are registered.
This indeed needs to be fixed, but this patchset has several
deficiencies. I'll spot them in follow-up emails.
> nf_conntrack_net_proto_ipv4_ops is used to register tcp4(compat),
> udp4(compat),icmp(compat),ipv4(compat).
> nf_conntrack_net_proto_ipv6_ops is used to register tcp6,udp6 and
> icmpv6.
> nf_conntrack_net_proto_sctp_ops is used to register sctp4(compat)
> and sctp6.
> nf_conntrack_net_proto_udplite_ops is used to register udplite4
> and udplite6
>
> these operations will be registered when module be loaded.
>
> And this will break the cttimeout, because timeout_nlattr_to_obj
> function use the orig timeout(such as tcp_timeouts) to set timeouts.
>
> I will fix this in my next patch.
No way.
You cannot leave the repository in broken / inconsistent state because
you are not making things good.
Please, hang on until this patchset is fixed to send more patches.
next prev parent reply other threads:[~2012-04-17 8:52 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-17 2:56 [PATCH 00/12] add namespace support for netfilter protos Gao feng
2012-04-17 2:56 ` [PATCH 01/12] netfilter: add struct netns_ct_proto to support netfilter namespace Gao feng
2012-04-17 8:54 ` Pablo Neira Ayuso
2012-04-17 2:56 ` [PATCH 02/12] netfilter: don't register sysctl when register proto Gao feng
2012-04-17 8:56 ` Pablo Neira Ayuso
2012-04-17 10:25 ` Gao feng
2012-04-17 11:26 ` Pablo Neira Ayuso
2012-04-17 2:56 ` [PATCH 03/12] netfilter: generic proto sysctl support for net namespace Gao feng
2012-04-17 8:58 ` Pablo Neira Ayuso
2012-04-17 10:22 ` Gao feng
2012-04-17 11:35 ` Pablo Neira Ayuso
2012-04-18 0:20 ` Gao feng
2012-04-17 2:56 ` [PATCH 04/12] netfilter: tcp " Gao feng
2012-04-17 2:56 ` [PATCH 05/12] netfilter: udp " Gao feng
2012-04-17 2:56 ` [PATCH 06/12] netfilter: icmp " Gao feng
2012-04-17 2:56 ` [PATCH 07/12] netfilter: icmpv6 proto sysctl support for net Gao feng
2012-04-17 2:56 ` [PATCH 08/12] netfilter: ipv4 sysctl support for net namespace Gao feng
2012-04-17 2:56 ` [PATCH 09/12] netfilter: ipv6 " Gao feng
2012-04-17 2:56 ` [PATCH 10/12] netfilter: sctp proto " Gao feng
2012-04-17 10:30 ` Gao feng
2012-04-17 11:29 ` Pablo Neira Ayuso
2012-04-17 2:56 ` [PATCH 11/12] netfilter: udplite proto sysctl support for net Gao feng
2012-04-17 2:56 ` [PATCH 12/12] netfilter: export necessary function for generic proto Gao feng
2012-04-17 9:01 ` Pablo Neira Ayuso
2012-04-17 8:52 ` Pablo Neira Ayuso [this message]
2012-04-17 10:12 ` [PATCH 00/12] add namespace support for netfilter protos Gao feng
2012-04-17 10:34 ` Jan Engelhardt
2012-04-17 10:59 ` Pablo Neira Ayuso
2012-04-17 14:35 ` Serge Hallyn
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