On Thu, Aug 16, 2012 at 11:53:45AM +0000, Nicolai Langfeldt wrote: > On 2012-08-16 11:14, Dejan Muhamedagic wrote: > > Hi, > > > > On Wed, Aug 15, 2012 at 12:53:33PM +0000, Nicolai Langfeldt wrote: > >> Hi, > >> > >> I've written a new RA based on what I learnt from the ping and nginx RAs > >> for monitoring frontend-proxy-stacks. > >> > >> It is attached here for your consideration - and indeed - critique. I > >> am hopeful that it makes it into the pacemaker distribution some time. > > > > Did you consider using the existing monitor facility in the > > apache RA? It can be sourced from > > /usr/lib/ocf/lib/heartbeat/http-mon.sh > > Somebody was already up to this, but it seems like they gave up. > > More details here: > > https://github.com/ClusterLabs/resource-agents/pull/22 > > Didn't. Looked at the ping/pingd and nginx RAs. Grepped and googled a > bit. http-mon.sh isn't in the Ubuntu resource-agents 1:3.9.2-5ubuntu4.1 > package (as found ubuntu 12.04) and I never pulled from github. Pulled > together http_ping.
Well, if you're into development, the source repository is your best friend :) > It works, it's complete from my point of view. Oh, I have no doubt about that. > It can't start or stop > anything, but it can monitor any http (or https) service that's not > managed by the cluster and set attrd attributes based on that to aid > location rules. The script I quoted above has quite a few features which makes possible monitoring for non-trivial http requests. Take a look at /usr/share/doc/resource-agents/README.webapps for more details. BTW, I wanted to do this for a long time, but somehow there was always something more urgent. Thanks, Dejan > Nicolai > > _______________________________________________ > 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://bugs.clusterlabs.org _______________________________________________ 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://bugs.clusterlabs.org
