updating defaults for logging and metrics roles

roles/openshift_logging/defaults/main.yml

@@ -19,7 +19,7 @@ openshift_logging_curator_memory_limit: null
 openshift_logging_curator_ops_cpu_limit: 100m
 openshift_logging_curator_ops_memory_limit: null
 
-openshift_logging_kibana_hostname: "{{ openshift_hosted_logging_hostname | default(kibana.{{openshift.common.dns_domain}}) }}"
+openshift_logging_kibana_hostname: "{{ openshift_hosted_logging_hostname | default('kibana.{{openshift.common.dns_domain}}') }}"
 openshift_logging_kibana_cpu_limit: null
 openshift_logging_kibana_memory_limit: null
 openshift_logging_kibana_proxy_debug: false

roles/openshift_metrics/defaults/main.yaml

@@ -32,7 +32,7 @@ openshift_metrics_heapster_requests_memory: 0.9375G
 openshift_metrics_heapster_requests_cpu: null
 openshift_metrics_heapster_nodeselector: ""
 
-openshift_metrics_hostname: "hawkular-metrics.{{openshift_master_default_subdomain}}"
+openshift_metrics_hawkular_hostname: "hawkular-metrics.{{openshift_master_default_subdomain}}"
 
 openshift_metrics_duration: 7
 openshift_metrics_resolution: 30s