Merge pull request #525 from dheren-git/master_hdfs

HDFS transparency 33 fix

Author: rajan-mis

roles/scale_hdfs/cluster/tasks/configure.yml

@@ -251,7 +251,7 @@
    - name: configure | InitializeSharedEdits for Namenodes HA
      command: /usr/lpp/mmfs/hadoop/bin/hdfs namenode -initializeSharedEdits -force
      register: initializedSharedEdits
-     when: ha_enabled|bool and ces_hdfs_enabled|bool and ha_enable_dir.rc|length != 0
+     when: ha_enabled|bool and ces_hdfs_enabled|bool and ha_enable_dir.rc != 0
 
    - name:  configure | suspend CES nodes
      command: "/usr/lpp/mmfs/bin/mmces node suspend --stop -N {{ scale_hdfs_cluster.namenodes|join(',') }}"

roles/scale_hdfs/precheck/tasks/prepare_env.yml

@@ -21,6 +21,3 @@
     - transparency_version.stdout|bool
   delegate_to: localhost
   run_once: true
-
-- debug:
-   var: transparency_33_enabled|bool

samples/vars/hdfs_cluster_vars.yml

@@ -16,5 +16,5 @@ scale_hdfs_clusters:
   name: mycluster
   filesystem: gpfs1
   namenodes: ['host-vm1.test.net', 'host-vm2.test.net']
-  datanodes: ['host-vm1.test.net', 'host-vm2.test.net', 'host-vm3.test.net']
+  datanodes: ['host-vm3.test.net', 'host-vm4.test.net', 'host-vm5.test.net']
   datadir: datadir