removed the autoconfigured Kerberos configs for CORE_SETTINGS and modified the data context creation script to only attempt the creation when HDFS is present (#41)

Signed-off-by: William Dyson <[email protected]>

Co-authored-by: William Dyson <[email protected]>

Author: WillDyson

roles/config/cluster/base/templates/configs/kerberos-6.x-7.x.j2

@@ -2,8 +2,6 @@
 CORE_SETTINGS:
   SERVICEWIDE:
     hadoop_secure_web_ui: true
-    hadoop_security_authentication: kerberos
-    hadoop_security_authorization: true
 HBASE:
   SERVICEWIDE:
     hbase_restserver_security_authentication: kerberos

roles/deployment/cluster/tasks/create_data_context.yml

@@ -28,3 +28,4 @@
     - "'already exists' not in result.json.message | default('')"
   when:
     - cluster.data_contexts is iterable
+    - "'HDFS' in cluster.services"