On Wed, Nov 2, 2011 at 10:05 PM, Tim Ward <tim.w...@ipaccess.com> wrote: >> From: Andrew Beekhof [mailto:and...@beekhof.net] >> >> For a Java based GUI, you could poke around at >> http://hg.clusterlabs.org/pacemaker/gui which I apparently >> forgot to add a license to :-) Its not been updated for many >> moons and so may or may not work anymore, but it did at one >> point and should be enough to get you started. >> >> ... >> >> > I have not yet found documentation of the output format or return >> > codes of these commands. So the worry is that if we write a >> parser to >> > interpret the output as observed by experiment (a) we'll miss some >> > error cases that we didn't manage to provoke during our experiments >> > and (b) the text output format from the commands might >> change in a new version. >> >> Generally, since they all end up sending XML to the CIB, they >> return CIB error codes which are documented in the header file. > > Thanks, the two together suggest that a reasonable approach is > > - execute the command line from Java > > - if the return code is zero it worked > > - if the return code is non-zero it should be one of the numbers in > cib_errors in cib.h (and there will quite likely be some useful error > text in the standard error stream). > > Does that sound sensible?
Correct > > If so we can work out for ourselves whether to use commands that take > arguments or ones that take and generate XML Most of the cib api is a combination of options and xml. > - there's plenty of other > XML handing in our application so a little more XML parsing and > generating wouldn't frighten us. Great. Feel free to poke us if you need more info > Tim Ward > Brett Ward Limited - www.brettward.co.uk > > > > > > This message contains confidential information and may be privileged. If you > are not the intended recipient, please notify the sender and delete the > message immediately. > > ip.access Ltd, registration number 3400157, Building 2020, > Cambourne Business Park, Cambourne, Cambridge CB23 6DW, United Kingdom > > _______________________________________________ > Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: > http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker > _______________________________________________ Pacemaker mailing list: Pacemaker@oss.clusterlabs.org http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker
