[dnsdist] dnsdist and protobuf support for DnstapLogAction

Ambauen Daniel (ID NET) daniel.ambauen at id.ethz.ch
Thu Jun 28 10:10:44 UTC 2018

Hello Daniel,

Thank you for your explanation and clarification about the two dnstap modes.
Do I understand you correct, if I will use the dnstab tools from http://dnstap.info/Source/,
then I have to build dnsdist with FSTRM support?


> -----Original Message-----
> From: dnsdist <dnsdist-bounces at mailman.powerdns.com> On Behalf Of Daniel Stirnimann
> Sent: Thursday, June 28, 2018 10:22 AM
> To: 'dnsdist at mailman.powerdns.com' <dnsdist at mailman.powerdns.com>
> Subject: Re: [dnsdist] dnsdist and protobuf support for DnstapLogAction
> Hello Daniel
> On 06/27/2018 03:23 PM, Ambauen  Daniel (ID NET) wrote:
> > does anybody know if the dnsdist version 1.3.x from https://repo.powerdns.com
> > is built with protobuf support?
> As I happen to know which OS you use, the CentOS 7 rpm is built with protobuf support but
> without FSTRM support. However, you can still use dnstap with this package. dnsdist
> supports two dnstap modes (FrameStream and raw dnstap over protobuf):
> "Canonically, dnstap is sent over a FrameStream socket, either a local AF_UNIX (see
> newFrameStreamUnixLogger()) or a TCP/IP socket (see newFrameStreamTcpLogger()). As an
> extension, dnsdist can send raw dnstap protobuf messages over a newRemoteLogger()."
> https://dnsdist.org/reference/dnstap.html
> However, I'm no dnstap expert and cannot say what the advantages/disadvantages of either
> of these two dnstap modes are.
> Daniel
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