Red Hat Bugzilla – Bug 1163682
nodes authentication stops if failed on one node
Last modified: 2015-11-19 04:33:34 EST
Description of problem: When a node is offline / unreachable during nodes authentication pcs will not authenticate against other nodes. Version-Release number of selected component (if applicable): pcs-0.9.135 How reproducible: always Steps to Reproduce: 1. disconnect / shutdown a node 2. run pcs cluster auth with the offline node in the middle of a node list Actual results: pcs exits when trying to authenticate against the offline node # pcs cluster auth rh70-node1 rh70-node3 rh70-node2 --force Username: hacluster Password: rh70-node1: Authorized Error: unable to connect to pcsd on rh70-node3 Unable to connect to rh70-node3 ([Errno 113] No route to host) Expected results: pcs tries to authenticate against all nodes regardless of failure on one node # pcs cluster auth rh70-node1 rh70-node3 rh70-node2 --force Username: hacluster Password: rh70-node1: Authorized Error: unable to connect to pcsd on rh70-node3 Unable to connect to rh70-node3 ([Errno 113] No route to host) rh70-node2: Authorized
Upstream here: https://github.com/feist/pcs/commit/0dfef30713b9bde3ceba86a7a271c7e0e08378e1
Test: 1. Try to authenticate nodes (first of them is offline) # pcs cluster auth node1 node2 node3 --force Username: hacluster Password: Error: node1: Unable to connect to pcsd: Unable to connect to node1 ([Errno 113] No route to host) node2: Authorized node3: Authorized
Before Fix: [root@rh71-node1 ~]# rpm -q pcs pcs-0.9.137-13.el7_1.2.x86_64 [root@rh71-node1:~]# pcs cluster auth rh71-node1 rh71-node2 rh71-node3 Username: hacluster Password: rh71-node1: Authorized Error: unable to connect to pcsd on rh71-node2 Unable to connect to rh71-node2 ([Errno 111] Connection refused) [root@rh71-node1:~]# echo $? 1 After Fix: [root@rh71-node1:~]# rpm -q pcs pcs-0.9.140-1.el6.x86_64 [root@rh71-node1:~]# pcs cluster auth rh71-node1 rh71-node2 rh71-node3 Username: hacluster Password: rh71-node3: Authorized Error: Unable to communicate with rh71-node2 rh71-node1: Authorized [root@rh71-node1:~]# echo $? 1
How do I acquire the fix?
The fixes will be in a future Red Hat Linux release or you can use the patch from comment #1 to build your own custom package.
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