Also xmllint has '--xpath' (unless you are running something as old as RHEL6) and is available on every linux distro. Best Regards,Strahil Nikolov On Mon, Mar 21, 2022 at 15:41, Ken Gaillot<kgail...@redhat.com> wrote: On Mon, 2022-03-21 at 08:27 +0100, Ulrich Windl wrote: > > > > Ken Gaillot <kgail...@redhat.com> schrieb am 18.03.2022 um > > > > 13:39 in > Nachricht > <fd60ce035160e9b13ff84ead2ca88f63d9597529.ca...@redhat.com>: > > On Fri, 2022‑03‑18 at 08:46 +0100, Ulrich Windl wrote: > > > Hi! > > > > > > Parsing the output of crm_mon I wonder: > > > Is there a collection of sample outputs for pacemaker 1 and 2 > > > formats > > > showing all types of resources? > > > > Ideally, any parsing should be done of the XML output generated by > > ‑‑ > > output‑as=xml since 2.0.3 and ‑‑as‑xml before then (the output is > > identical other than the outermost tag). > > Agreed, but it's much trickier to parse XML with awk ;-) > Maybe it' even less efficient (unless crm_mon itself is much more > efficient > when out putting XML) > With XPath support, I might be able to create the output I need using > xrm_mon > only, but that's not implemented. > > Regards, > Ulrich
xmlstarlet can search xpaths, e.g. crm_mon -1 --output-as=xml | xmlstarlet sel -t -v "//element/@attribute" > > > > The XML output is stable and only gets backward‑compatible > > additions > > once in a long while, but the text output changes more frequently > > and > > significantly. > > > > There's an RNG schema for it, api‑result.rng (where it's installed > > depends on your build; in the source repository, make generates it > > under xml/api). > > > > > Also I realized that the coutput for clone sets in unfortunate: > > > Consider a normal primitive like this: > > > * primitive_name (ocf::heartbeat:agent_name): Started > > > host‑name > > > And a clone set: > > > * Clone Set: clone_name [primitive_name]: > > > > > > If you want to filter clone sets by resource agent you're lost > > > there. > > > It would have been nicht if the format of clone sets were: > > > * Clone Set: clone_name [primitive_name] > > > (ocf::heartbeat:agent_name): > > > > > > I see that there's the "‑R" option that "expands" the clones > > > similar > > > as resource groups like this: > > > * primitive_name (ocf::heartbeat:agent): Started > > > host‑name > > > > > > Regards, > > > Ulrich > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > Manage your subscription: > > > https://lists.clusterlabs.org/mailman/listinfo/users > > > > > > ClusterLabs home: https://www.clusterlabs.org/ > > > > > ‑‑ > > Ken Gaillot <kgail...@redhat.com> > > > > _______________________________________________ > > Manage your subscription: > > https://lists.clusterlabs.org/mailman/listinfo/users > > > > ClusterLabs home: https://www.clusterlabs.org/ > > > _______________________________________________ > Manage your subscription: > https://lists.clusterlabs.org/mailman/listinfo/users > > ClusterLabs home: https://www.clusterlabs.org/ -- Ken Gaillot <kgail...@redhat.com> _______________________________________________ Manage your subscription: https://lists.clusterlabs.org/mailman/listinfo/users ClusterLabs home: https://www.clusterlabs.org/
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