understand. I actually have a client that accessing my customerize non-sql backend. It looks like I need to create a C application to work with the pDNS.
is there any sample that I can refer to. - rbk Aki Tuomi wrote: > > Um. No. > > It's like this: > > pipe and remotebackends act as conduits that let you use whatever as the > real > backend by converting the requests into some plain text format. Such as > tab separated query or json. > > This lets you use script languages (perl,ruby,python,sh,whatnot) as the > actual > backend, and the middleware (pipe or remotebackend) handles the tedious > task > of converting the data from/to structures used by powerdns. > > On the other hand if you write your own native backend, you will have to > create > it with C++ and it has to handle the API itself. This is more complex work > than just writing a read-locked script to handle requests. There are lots > of > examples you can use. You don't use pipe or remotebackend if you write a > native > backend. > > Aki > > On Tue, Feb 05, 2013 at 01:01:40AM -0800, RBK1001 wrote: >> >> Hi Aki >> >> understood. >> >> one silly question. even I need to write my own backend, I still need to >> use >> pipebackend option, rite? >> >> - rbk >> >> >> Aki Tuomi wrote: >> > >> > It is difficult to measure performance for scripted APIs as that >> depends >> > on >> > what you do in the backend. However, due to reasons like JSON parsing >> and >> > generally more complex processing, remotebackend is probably slower >> than >> > equivalent pipe backend. >> > >> > The best performance can be gained by writing your own backend, if >> there >> > is >> > no backend to suit your needs. Although best performance here does >> require >> > some thought into the backend design. >> > >> > Aki Tuomi >> > >> > On Mon, Feb 04, 2013 at 05:03:40PM -0800, RBK1001 wrote: >> >> >> >> Thanks >> >> >> >> Considering performance, which backend should I used? >> >> >> >> >> >> >> >> Aki Tuomi wrote: >> >> > >> >> > And now that I started making this, it became evident that >> >> remotebackend >> >> > has a >> >> > major failure in it. Good news is that there is a patch for it in >> >> ticket >> >> > #697 >> >> > >> >> > The sample script is here: http://cmouse.desteem.org/remote.rb >> >> > >> >> > Aki Tuomi >> >> > >> >> > On Mon, Feb 04, 2013 at 01:08:48PM +0200, Aki Tuomi wrote: >> >> >> Hi! >> >> >> >> >> >> I'll create a sample script for you. >> >> >> >> >> >> Aki >> >> >> >> >> >> On Mon, Feb 04, 2013 at 01:56:22AM -0800, RBK1001 wrote: >> >> >> > >> >> >> > Hi >> >> >> > >> >> >> > I need more information on how I can perform Remote Backend? is >> >> there >> >> >> any >> >> >> > more information that I can refer to? >> >> >> > >> >> >> > - rbk >> >> >> > >> >> >> > >> >> >> > Roman Gaufman-2 wrote: >> >> >> > > >> >> >> > > PowerDNS can fork the process as many times as you configure >> using >> >> >> > > the distributor-threads option. >> >> >> > > >> >> >> > > The good thing is the process remains running and kept running >> by >> >> >> > > PowerDNS's guardian so I think it will be more limited by your >> >> >> process >> >> >> > > than >> >> >> > > by PowerDNS :) >> >> >> > > >> >> >> > > Re: Peter van Dijk >> >> >> > > >> >> >> > > Thank you for that, I will check it out :) - right now I also >> read >> >> >> the >> >> >> > > openvpn ipp.txt file every time it changes to give vpn clients >> >> their >> >> >> own >> >> >> > > hostname so the pipe backend gives a bit more flexibility, but >> >> will >> >> >> > > definitely check out the remotebackend! >> >> >> > > >> >> >> > > On 4 February 2013 09:39, RBK1001 <paul....@syniverse.com> >> wrote: >> >> >> > > >> >> >> > >> >> >> >> > >> Hi >> >> >> > >> >> >> >> > >> Thank for the reply. If using pipebackend/bindbackend, is the >> >> >> performance >> >> >> > >> acceptable when comparing within mysql/pgsql? >> >> >> > >> >> >> >> > >> - rbk >> >> >> > >> >> >> >> > >> >> >> >> > >> >> >> >> > >> Roman Gaufman-2 wrote: >> >> >> > >> > >> >> >> > >> > I really love the simplicity of pipe backend and why I use >> >> >> powerdns >> >> >> > >> > instead >> >> >> > >> > of say bind, all you need to really do is add this to your >> >> >> pdns.conf: >> >> >> > >> > >> >> >> > >> > launch=pipe,bind >> >> >> > >> > pipe-command=/etc/powerdns/dns_pipe.rb >> >> >> > >> > >> >> >> > >> > And in your script, you can have something as simple as: >> >> >> > >> > >> >> >> > >> > require 'powerdns_pipe' >> >> >> > >> > PowerDNS::Pipe.new.run! do >> >> >> > >> > answer :name => question.name, :type => 'A', :ttl => 60, >> >> >> :content => >> >> >> > >> > '1.2.3.4' >> >> >> > >> > end >> >> >> > >> > >> >> >> > >> > The above is an example written in Ruby, but really it just >> >> reads >> >> >> DNS >> >> >> > >> > requests from STDIN and writes DNS responses to STDOUT. You >> can >> >> >> add any >> >> >> > >> > custom code that will figure out the IP to your question - >> in >> >> my >> >> >> case I >> >> >> > >> > plan to query a RESTFUL Rails API. >> >> >> > >> > >> >> >> > >> > Roman >> >> >> > >> > >> >> >> > >> > On 4 February 2013 09:29, RBK1001 <paul....@syniverse.com> >> >> wrote: >> >> >> > >> > >> >> >> > >> >> >> >> >> > >> >> Hi >> >> >> > >> >> >> >> >> > >> >> Thank for the information. >> >> >> > >> >> >> >> >> > >> >> I have a bit confused on the the pipebackend and bind >> backend, >> >> >> which >> >> >> > >> one >> >> >> > >> >> should I use? >> >> >> > >> >> >> >> >> > >> >> - rbk >> >> >> > >> >> >> >> >> > >> >> >> >> >> > >> >> Ruben '_cyclops_' d'Arco wrote: >> >> >> > >> >> > >> >> >> > >> >> > Hi, >> >> >> > >> >> > >> >> >> > >> >> > This should be helpful as a first start: >> >> >> > >> >> > http://doc.powerdns.com/backend-writers-guide.html >> >> >> > >> >> > >> >> >> > >> >> > Also have a look at the regression-test direcory, as it >> is >> >> >> quiet >> >> >> > >> helpul >> >> >> > >> >> > for testing your backend. >> >> >> > >> >> > >> >> >> > >> >> > Regards, >> >> >> > >> >> > Ruben >> >> >> > >> >> > >> >> >> > >> >> > RBK1001 <paul....@syniverse.com> wrote: >> >> >> > >> >> > >> >> >> > >> >> >> >> >> >> > >> >> >>Hi >> >> >> > >> >> >> >> >> >> > >> >> >>we would like to seek for an advice on the use of >> backend. >> >> >> > >> >> >> >> >> >> > >> >> >>we understood that PowerDNS offers several backend >> >> solutions, >> >> >> > >> however, >> >> >> > >> >> >>I >> >> >> > >> >> >>would like to know is there a way to connect to our >> >> >> customerized >> >> >> > >> >> >>backend? >> >> >> > >> >> >>Currently, we are using a non-sql customerized backend >> with >> >> >> large >> >> >> > >> >> >>amount of >> >> >> > >> >> >>data stored, and we would like to intergrate powerdns >> with >> >> it, >> >> >> is >> >> >> > >> there >> >> >> > >> >> >>anyway we can do? >> >> >> > >> >> >> >> >> >> > >> >> >>- rbk >> >> >> > >> >> > >> >> >> > >> >> > -- >> >> >> > >> >> > Regards, >> >> >> > >> >> > Ruben >> >> >> > >> >> > _______________________________________________ >> >> >> > >> >> > Pdns-users mailing list >> >> >> > >> >> > Pdns-users@mailman.powerdns.com >> >> >> > >> >> > http://mailman.powerdns.com/mailman/listinfo/pdns-users >> >> >> > >> >> > >> >> >> > >> >> > >> >> >> > >> >> >> >> >> > >> >> -- >> >> >> > >> >> View this message in context: >> >> >> > >> >> >> >> http://old.nabble.com/PowerDNS-backend-tp34979116p34979385.html >> >> >> > >> >> Sent from the PowerDNS mailing list archive at Nabble.com. >> >> >> > >> >> >> >> >> > >> >> _______________________________________________ >> >> >> > >> >> Pdns-users mailing list >> >> >> > >> >> Pdns-users@mailman.powerdns.com >> >> >> > >> >> http://mailman.powerdns.com/mailman/listinfo/pdns-users >> >> >> > >> >> >> >> >> > >> > >> >> >> > >> > _______________________________________________ >> >> >> > >> > Pdns-users mailing list >> >> >> > >> > Pdns-users@mailman.powerdns.com >> >> >> > >> > http://mailman.powerdns.com/mailman/listinfo/pdns-users >> >> >> > >> > >> >> >> > >> > >> >> >> > >> >> >> >> > >> -- >> >> >> > >> View this message in context: >> >> >> > >> >> http://old.nabble.com/PowerDNS-backend-tp34979116p34979413.html >> >> >> > >> Sent from the PowerDNS mailing list archive at Nabble.com. >> >> >> > >> >> >> >> > >> _______________________________________________ >> >> >> > >> Pdns-users mailing list >> >> >> > >> Pdns-users@mailman.powerdns.com >> >> >> > >> http://mailman.powerdns.com/mailman/listinfo/pdns-users >> >> >> > >> >> >> >> > > >> >> >> > > _______________________________________________ >> >> >> > > Pdns-users mailing list >> >> >> > > Pdns-users@mailman.powerdns.com >> >> >> > > http://mailman.powerdns.com/mailman/listinfo/pdns-users >> >> >> > > >> >> >> > > >> >> >> > >> >> >> > -- >> >> >> > View this message in context: >> >> >> http://old.nabble.com/PowerDNS-backend-tp34979116p34979453.html >> >> >> > Sent from the PowerDNS mailing list archive at Nabble.com. >> >> >> > >> >> >> > _______________________________________________ >> >> >> > Pdns-users mailing list >> >> >> > Pdns-users@mailman.powerdns.com >> >> >> > http://mailman.powerdns.com/mailman/listinfo/pdns-users >> >> >> > >> >> > >> >> > >> >> > >> >> >> _______________________________________________ >> >> >> Pdns-users mailing list >> >> >> Pdns-users@mailman.powerdns.com >> >> >> http://mailman.powerdns.com/mailman/listinfo/pdns-users >> >> > >> >> > >> >> > >> >> > _______________________________________________ >> >> > Pdns-users mailing list >> >> > Pdns-users@mailman.powerdns.com >> >> > http://mailman.powerdns.com/mailman/listinfo/pdns-users >> >> > >> >> > >> >> >> >> -- >> >> View this message in context: >> >> http://old.nabble.com/PowerDNS-backend-tp34979116p34983132.html >> >> Sent from the PowerDNS mailing list archive at Nabble.com. >> >> >> >> _______________________________________________ >> >> Pdns-users mailing list >> >> Pdns-users@mailman.powerdns.com >> >> http://mailman.powerdns.com/mailman/listinfo/pdns-users >> >> >> > >> > >> > _______________________________________________ >> > Pdns-users mailing list >> > Pdns-users@mailman.powerdns.com >> > http://mailman.powerdns.com/mailman/listinfo/pdns-users >> > >> > >> >> -- >> View this message in context: >> http://old.nabble.com/PowerDNS-backend-tp34979116p34984061.html >> Sent from the PowerDNS mailing list archive at Nabble.com. >> >> _______________________________________________ >> Pdns-users mailing list >> Pdns-users@mailman.powerdns.com >> http://mailman.powerdns.com/mailman/listinfo/pdns-users >> > > > _______________________________________________ > Pdns-users mailing list > Pdns-users@mailman.powerdns.com > http://mailman.powerdns.com/mailman/listinfo/pdns-users > > -- View this message in context: http://old.nabble.com/PowerDNS-backend-tp34979116p34984102.html Sent from the PowerDNS mailing list archive at Nabble.com. _______________________________________________ Pdns-users mailing list Pdns-users@mailman.powerdns.com http://mailman.powerdns.com/mailman/listinfo/pdns-users
