[syslog-ng] Syslog-ng network namespace support

[Balazs Scheidler]

This is the system call that would be needed:
http://man7.org/linux/man-pages/man2/setns.2.html

Also, there's a veth device that can be simpler:
http://man7.org/linux/man-pages/man4/veth.4.html



On Tue, Apr 28, 2020 at 12:22 PM Balazs Scheidler <bazsi77 at gmail.com> wrote:

> I think this shouldn't be more difficult than a setsockopt() provided
> syslog-ng has the appropriate permissions.
>
> also, if dns settings are not the same, that might complicate things.
>
> On Tue, Apr 28, 2020, 09:58 Monitto Pitchaimani sebastin (mopitcha) <
> mopitcha at cisco.com> wrote:
>
>> Hi Gabor,
>>
>> Thanks for the reply.
>>
>> My use case is that syslog-ng is running in one namespace but I wanted to
>> send the logs to the remote server which is reachable in another namespace.
>>
>> Can we specify the outgoing namespace in destination network() in
>> syslog-ng configuration.
>>
>>
>>
>> Thanks,
>>
>> Monitto
>>
>>
>>
>> *From: *syslog-ng <syslog-ng-bounces at lists.balabit.hu> on behalf of Nagy
>> Gábor <gabor.hl at gmail.com>
>> *Reply to: *Syslog-ng users' and developers' mailing list <
>> syslog-ng at lists.balabit.hu>
>> *Date: *Monday, 27 April 2020 at 9:11 PM
>> *To: *Syslog-ng users' and developers' mailing list <
>> syslog-ng at lists.balabit.hu>
>> *Subject: *Re: [syslog-ng] Syslog-ng network namespace support
>>
>>
>>
>> Sorry if I misunderstood your question.
>> Do you mean does syslog-ng use Linux namespaces?
>> http://man7.org/linux/man-pages/man7/namespaces.7.html
>>
>> AFAIK it does not.
>>
>> If you mean that a remote host(e.g. server) has network namespaces, I
>> think that should work, as that's transparent to a different host (e.g.
>> client).
>>
>> Can you elaborate your use case, please?
>>
>> It's possible that we should submit a feature request on syslog-ng github
>> page:
>> https://github.com/syslog-ng/syslog-ng/issues/
>>
>>
>>
>> Regards,
>>
>> Gábor
>>
>>
>>
>> Monitto Pitchaimani sebastin (mopitcha) <mopitcha at cisco.com> ezt írta
>> (időpont: 2020. ápr. 27., H, 17:22):
>>
>> Hi All,
>>
>> Does syslog-ng supports log forwarding to remote host in different
>> network namespaces?
>>
>>
>>
>>
>>
>> Regards,
>>
>> Monitto
>>
>>
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>>

-- 
Bazsi
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