Description of problem:

Using openshift-ansible-3.7.23-1.git.0.bc406aa.el7.noarch to deploy in either GCE or AWS, the following error is issued:

TASK [openshift_logging_elasticsearch : Creating ES storage template - static] *************************************************************
Monday 26 February 2018  16:48:15 -0500 (0:00:00.487)       0:02:27.148 ******* 
fatal: [18.219.244.29]: FAILED! => {"msg": "The field 'vars' has an invalid value, which includes an undefined variable. The error was: {{ o
penshift_logging_es_pvc_storage_class_name }}: 'openshift_logging_es_pvc_storage_class_name' is undefined\n\nThe error appears to have been 
in '/home/dyocum/git/openshift-tools/openshift/installer/vendored/openshift-ansible-3.7.23/roles/openshift_logging_elasticsearch/tasks/main.
yaml': line 330, column 7, but may\nbe elsewhere in the file depending on the exact syntax problem.\n\nThe offending line appears to be:\n\n
    # storageclasses with the storageClassName set to \"\" in pvc.j2\n    - name: Creating ES storage template - static\n      ^ here\n\nexc
eption type: <class 'ansible.errors.AnsibleUndefinedVariable'>\nexception: {{ openshift_logging_es_pvc_storage_class_name }}: 'openshift_log
ging_es_pvc_storage_class_name' is undefined"}





Version-Release number of selected component (if applicable):
ppenshift-ansible-3.7.23-1.git.0.bc406aa.el7.noarch

How reproducible:
Always

Steps to Reproduce:
1. provision a cluster in AWS or GCE with logging

Actual results:
logging fails to deploy

Expected results:
logging is deployed

Additional info:


Description of problem:

Version-Release number of the following components:
rpm -q openshift-ansible
rpm -q ansible
ansible --version

How reproducible:

Steps to Reproduce:
1.
2.
3.

Actual results:
Please include the entire output from the last TASK line through the end of output if an error is generated

Expected results:

Additional info:
Please attach logs from ansible-playbook with the -vvv flag