GlusterFS: Make heketi-cli command configurable

Signed-off-by: Jose A. Rivera <jarrpa@redhat.com>

roles/openshift_storage_glusterfs/README.md

@@ -85,6 +85,7 @@ GlusterFS cluster into a new or existing OpenShift cluster:
 | openshift_storage_glusterfs_version              | 'latest'                | Container image version to use for GlusterFS pods
 | openshift_storage_glusterfs_wipe                 | False                   | Destroy any existing GlusterFS resources and wipe storage devices. **WARNING: THIS WILL DESTROY ANY DATA ON THOSE DEVICES.**
 | openshift_storage_glusterfs_heketi_is_native     | True                    | heketi should be containerized
+| openshift_storage_glusterfs_heketi_cli           | 'heketi-cli'            | Command/Path to invoke the heketi-cli tool **NOTE:** Change this only for **non-native heketi** if heketi-cli is not in the global `$PATH` of the machine running openshift-ansible
 | openshift_storage_glusterfs_heketi_image         | 'heketi/heketi'         | Container image to use for heketi pods, enterprise default is 'rhgs3/rhgs-volmanager-rhel7'
 | openshift_storage_glusterfs_heketi_version       | 'latest'                | Container image version to use for heketi pods
 | openshift_storage_glusterfs_heketi_admin_key     | auto-generated          | String to use as secret key for performing heketi commands as admin

roles/openshift_storage_glusterfs/defaults/main.yml

@@ -11,6 +11,7 @@ openshift_storage_glusterfs_wipe: False
 openshift_storage_glusterfs_heketi_is_native: "{{ openshift_storage_glusterfs_is_native }}"
 openshift_storage_glusterfs_heketi_is_missing: True
 openshift_storage_glusterfs_heketi_deploy_is_missing: True
+openshift_storage_glusterfs_heketi_cli: 'heketi-cli'
 openshift_storage_glusterfs_heketi_image: "{{ 'rhgs3/rhgs-volmanager-rhel7' | quote if deployment_type == 'openshift-enterprise' else 'heketi/heketi' | quote }}"
 openshift_storage_glusterfs_heketi_version: 'latest'
 openshift_storage_glusterfs_heketi_admin_key: "{{ omit }}"
@@ -37,6 +38,7 @@ openshift_storage_glusterfs_registry_wipe: "{{ openshift_storage_glusterfs_wipe
 openshift_storage_glusterfs_registry_heketi_is_native: "{{ openshift_storage_glusterfs_registry_is_native }}"
 openshift_storage_glusterfs_registry_heketi_is_missing: "{{ openshift_storage_glusterfs_heketi_is_missing }}"
 openshift_storage_glusterfs_registry_heketi_deploy_is_missing: "{{ openshift_storage_glusterfs_heketi_deploy_is_missing }}"
+openshift_storage_glusterfs_registry_heketi_cli: "{{ openshift_storage_glusterfs_heketi_cli }}"
 openshift_storage_glusterfs_registry_heketi_image: "{{ openshift_storage_glusterfs_heketi_image }}"
 openshift_storage_glusterfs_registry_heketi_version: "{{ openshift_storage_glusterfs_heketi_version }}"
 openshift_storage_glusterfs_registry_heketi_admin_key: "{{ omit }}"

roles/openshift_storage_glusterfs/tasks/glusterfs_config.yml

@@ -12,6 +12,7 @@
     glusterfs_heketi_is_native: "{{ openshift_storage_glusterfs_heketi_is_native }}"
     glusterfs_heketi_is_missing: "{{ openshift_storage_glusterfs_heketi_is_missing }}"
     glusterfs_heketi_deploy_is_missing: "{{ openshift_storage_glusterfs_heketi_deploy_is_missing }}"
+    glusterfs_heketi_cli: "{{ openshift_storage_glusterfs_heketi_cli }}"
     glusterfs_heketi_image: "{{ openshift_storage_glusterfs_heketi_image }}"
     glusterfs_heketi_version: "{{ openshift_storage_glusterfs_heketi_version }}"
     glusterfs_heketi_admin_key: "{{ openshift_storage_glusterfs_heketi_admin_key }}"

roles/openshift_storage_glusterfs/tasks/glusterfs_registry.yml

@@ -12,6 +12,7 @@
     glusterfs_heketi_is_native: "{{ openshift_storage_glusterfs_registry_heketi_is_native }}"
     glusterfs_heketi_is_missing: "{{ openshift_storage_glusterfs_registry_heketi_is_missing }}"
     glusterfs_heketi_deploy_is_missing: "{{ openshift_storage_glusterfs_registry_heketi_deploy_is_missing }}"
+    glusterfs_heketi_cli: "{{ openshift_storage_glusterfs_registry_heketi_cli }}"
     glusterfs_heketi_image: "{{ openshift_storage_glusterfs_registry_heketi_image }}"
     glusterfs_heketi_version: "{{ openshift_storage_glusterfs_registry_heketi_version }}"
     glusterfs_heketi_admin_key: "{{ openshift_storage_glusterfs_registry_heketi_admin_key }}"

roles/openshift_storage_glusterfs/tasks/heketi_deploy_part2.yml

@@ -126,7 +126,7 @@
 
 - name: Set heketi-cli command
   set_fact:
-    glusterfs_heketi_client: "{{ openshift.common.client_binary }} rsh --namespace={{ glusterfs_namespace }} {{ heketi_pod.results.results[0]['items'][0]['metadata']['name'] }} heketi-cli -s http://localhost:8080 --user admin --secret '{{ glusterfs_heketi_admin_key }}'"
+    glusterfs_heketi_client: "{{ openshift.common.client_binary }} rsh --namespace={{ glusterfs_namespace }} {{ heketi_pod.results.results[0]['items'][0]['metadata']['name'] }} {{ glusterfs_heketi_cli }} -s http://localhost:8080 --user admin --secret '{{ glusterfs_heketi_admin_key }}'"
 
 - name: Verify heketi service
   command: "{{ glusterfs_heketi_client }} cluster list"