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<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Thanks </span><span style="font-size:12.0pt;color:black">Scheidler for the info.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:black">As you suggested will check whether we can use the setns/veth.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:black">Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:black">Monitto</span><span style="mso-fareast-language:EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:12.0pt;color:black">From: </span></b><span style="font-size:12.0pt;color:black">syslog-ng <syslog-ng-bounces@lists.balabit.hu> on behalf of Balazs Scheidler <bazsi77@gmail.com><br>
<b>Reply to: </b>Syslog-ng users' and developers' mailing list <syslog-ng@lists.balabit.hu><br>
<b>Date: </b>Tuesday, 28 April 2020 at 4:02 PM<br>
<b>To: </b>Syslog-ng users' and developers' mailing list <syslog-ng@lists.balabit.hu><br>
<b>Subject: </b>Re: [syslog-ng] Syslog-ng network namespace support<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">This is the system call that would be needed: <a href="http://man7.org/linux/man-pages/man2/setns.2.html">
http://man7.org/linux/man-pages/man2/setns.2.html</a><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Also, there's a veth device that can be simpler: <a href="http://man7.org/linux/man-pages/man4/veth.4.html">
http://man7.org/linux/man-pages/man4/veth.4.html</a><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Tue, Apr 28, 2020 at 12:22 PM Balazs Scheidler <<a href="mailto:bazsi77@gmail.com">bazsi77@gmail.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal">I think this shouldn't be more difficult than a setsockopt() provided syslog-ng has the appropriate permissions.
<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">also, if dns settings are not the same, that might complicate things.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Tue, Apr 28, 2020, 09:58 Monitto Pitchaimani sebastin (mopitcha) <<a href="mailto:mopitcha@cisco.com" target="_blank">mopitcha@cisco.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Hi Gabor,
<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Thanks for the reply.<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">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.<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Can we specify the outgoing namespace in destination network() in syslog-ng configuration.<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Thanks,<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Monitto
<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span style="font-size:12.0pt;color:black">From:
</span></b><span style="font-size:12.0pt;color:black">syslog-ng <<a href="mailto:syslog-ng-bounces@lists.balabit.hu" target="_blank">syslog-ng-bounces@lists.balabit.hu</a>> on behalf of Nagy Gábor <<a href="mailto:gabor.hl@gmail.com" target="_blank">gabor.hl@gmail.com</a>><br>
<b>Reply to: </b>Syslog-ng users' and developers' mailing list <<a href="mailto:syslog-ng@lists.balabit.hu" target="_blank">syslog-ng@lists.balabit.hu</a>><br>
<b>Date: </b>Monday, 27 April 2020 at 9:11 PM<br>
<b>To: </b>Syslog-ng users' and developers' mailing list <<a href="mailto:syslog-ng@lists.balabit.hu" target="_blank">syslog-ng@lists.balabit.hu</a>><br>
<b>Subject: </b>Re: [syslog-ng] Syslog-ng network namespace support</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Sorry if I misunderstood your question.<br>
Do you mean does syslog-ng use Linux namespaces?<br>
<a href="http://man7.org/linux/man-pages/man7/namespaces.7.html" target="_blank">http://man7.org/linux/man-pages/man7/namespaces.7.html</a><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;margin-bottom:12.0pt">AFAIK it does not.<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">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).<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Can you elaborate your use case, please?<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">It's possible that we should submit a feature request on syslog-ng github page:<br>
<a href="https://github.com/syslog-ng/syslog-ng/issues/" target="_blank">https://github.com/syslog-ng/syslog-ng/issues/</a><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Regards,<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Gábor<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Monitto Pitchaimani sebastin (mopitcha) <<a href="mailto:mopitcha@cisco.com" target="_blank">mopitcha@cisco.com</a>> ezt írta (időpont: 2020. ápr. 27., H, 17:22):<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Hi All,<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.5pt;font-family:"Arial",sans-serif;color:#242729;background:white">Does syslog-ng supports log forwarding to remote host in different network namespaces?</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Regards,</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">Monitto</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;margin-bottom:12.0pt">______________________________________________________________________________<br>
Member info: <a href="https://lists.balabit.hu/mailman/listinfo/syslog-ng" target="_blank">
https://lists.balabit.hu/mailman/listinfo/syslog-ng</a><br>
Documentation: <a href="http://www.balabit.com/support/documentation/?product=syslog-ng" target="_blank">
http://www.balabit.com/support/documentation/?product=syslog-ng</a><br>
FAQ: <a href="http://www.balabit.com/wiki/syslog-ng-faq" target="_blank">http://www.balabit.com/wiki/syslog-ng-faq</a><o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">______________________________________________________________________________<br>
Member info: <a href="https://lists.balabit.hu/mailman/listinfo/syslog-ng" target="_blank">
https://lists.balabit.hu/mailman/listinfo/syslog-ng</a><br>
Documentation: <a href="http://www.balabit.com/support/documentation/?product=syslog-ng" target="_blank">
http://www.balabit.com/support/documentation/?product=syslog-ng</a><br>
FAQ: <a href="http://www.balabit.com/wiki/syslog-ng-faq" target="_blank">http://www.balabit.com/wiki/syslog-ng-faq</a><o:p></o:p></p>
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-- <o:p></o:p></p>
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<p class="MsoNormal">Bazsi<o:p></o:p></p>
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