Red Hat Bugzilla – Bug 1187571
ungrouping a resource from a cloned group produces invalid CIB when other resources exist in that group
Last modified: 2015-11-19 04:34:32 EST
> Description of problem: It is not possible to remove a resource from a group using 'pcs resource unclone' when the group is cloned and at the same time other resources exist in this group. > Version-Release number of selected component (if applicable): pcs-0.9.137-13.el7 > How reproducible: Always > Steps to Reproduce: 1. pcs resource create dummyX Dummy --group groupX 2. pcs resource create dummyY Dummy --group groupX 3. pcs resource clone groupX 4. pcs resource ungroup groupX dummyY > Actual results: # pcs resource ungroup groupX dummyY Error: Unable to update cib Call cib_replace failed (-203): Update does not conform to the configured schema ... The CIB snippet looks like this - the dummyY resource is moved out of the groupX, but only to be left inside the clone, which is not valid: <clone id="groupX-clone"> <group id="groupX"> <primitive class="ocf" id="dummyX" provider="heartbeat" type="Dummy"> <instance_attributes id="dummyX-instance_attributes"/> <operations/> </primitive> </group> <meta_attributes id="groupX-clone-meta"/> <primitive class="ocf" id="dummyY" provider="heartbeat" type="Dummy"> <instance_attributes id="dummyY-instance_attributes"/> <operations/> </primitive> </clone>
Created attachment 993907 [details] proposed fix
Before Fix: [root@rh71-node1 ~]# rpm -q pcs pcs-0.9.137-13.el7_1.2.x86_64 [root@rh71-node1:~]# rpm -q pcs pcs-0.9.140-1.el6.x86_64 [root@rh71-node1:~]# pcs resource create d1 dummy --group dummies [root@rh71-node1:~]# pcs resource create d2 dummy --group dummies [root@rh71-node1:~]# pcs resource clone dummies [root@rh71-node1:~]# pcs resource Clone Set: dummies-clone [dummies] Started: [ rh71-node1 rh71-node2 rh71-node3 ] [root@rh71-node1:~]# pcs resource ungroup dummies d2 Error: Unable to update cib Call cib_replace failed (-203): Update does not conform to the configured schema ... After Fix: [root@rh71-node1:~]# rpm -q pcs pcs-0.9.140-1.el6.x86_64 [root@rh71-node1:~]# pcs resource create d1 dummy --group dummies [root@rh71-node1:~]# pcs resource create d2 dummy --group dummies [root@rh71-node1:~]# pcs resource clone dummies [root@rh71-node1:~]# pcs resource Clone Set: dummies-clone [dummies] Started: [ rh71-node1 rh71-node2 rh71-node3 ] [root@rh71-node1:~]# pcs resource ungroup dummies d2 [root@rh71-node1:~]# pcs resource Clone Set: dummies-clone [dummies] Started: [ rh71-node1 rh71-node2 rh71-node3 ] d2 (ocf::heartbeat:Dummy): Started rh71-node3
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://rhn.redhat.com/errata/RHSA-2015-2290.html