GlusterFS: External uninstall

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

roles/openshift_storage_glusterfs/tasks/glusterfs_common.yml

@@ -36,6 +36,16 @@
 - import_tasks: glusterfs_deploy.yml
   when: glusterfs_is_native
 
+- name: Start glusterd (external)
+  service:
+    name: glusterd
+    state: started
+    enabled: yes
+  delegate_to: "{{ item }}"
+  with_items: "{{ glusterfs_nodes | default([]) }}"
+  when:
+  - not glusterfs_is_native | bool
+
 - import_tasks: heketi_setup.yml
   when: glusterfs_heketi_is_native
 

roles/openshift_storage_glusterfs/tasks/glusterfs_uninstall.yml

@@ -48,37 +48,9 @@
     kind: node
     state: absent
     labels: "{{ glusterfs_nodeselector | lib_utils_oo_dict_to_list_of_dict }}"
-  with_items: "{{ groups.all }}"
+  with_items: "{{ groups.oo_nodes_to_config }}"
   when: "'openshift' in hostvars[item]"
 
-- name: Delete pre-existing GlusterFS config
-  file:
-    path: /var/lib/glusterd
-    state: absent
-  delegate_to: "{{ item }}"
-  with_items: "{{ glusterfs_nodes | default([]) }}"
-
-- name: Delete pre-existing additional GlusterFS config
-  file:
-    path: /etc/glusterfs
-    state: absent
-  delegate_to: "{{ item }}"
-  with_items: "{{ glusterfs_nodes | default([]) }}"
-
-- name: Delete pre-existing Heketi config
-  file:
-    path: /var/lib/heketi
-    state: absent
-  delegate_to: "{{ item }}"
-  with_items: "{{ glusterfs_nodes | default([]) }}"
-
-- name: Delete Glusterfs logs
-  file:
-    path: /var/log/glusterfs
-    state: absent
-  delegate_to: "{{ item }}"
-  with_items: "{{ glusterfs_nodes | default([]) }}"
-
 - name: Delete deploy resources
   oc_obj:
     namespace: "{{ glusterfs_namespace }}"
@@ -118,6 +90,58 @@
     selector: "gluster-s3"
   failed_when: False
 
+- name: Stop GlusterFS processes (external)
+  command: "/usr/share/glusterfs/scripts/stop-all-gluster-processes.sh"
+  delegate_to: "{{ item }}"
+  with_items: "{{ glusterfs_nodes | default([]) }}"
+  when:
+  - not glusterfs_is_native | bool
+
+- name: Unmount bricks (external)
+  shell: "for brick in `ls -d /var/lib/heketi/mounts/vg_*/*`; do umount $brick; done"
+  register: bricks
+  delegate_to: "{{ item }}"
+  with_items: "{{ glusterfs_nodes | default([]) }}"
+  when:
+  - not glusterfs_is_native | bool
+
+- name: Delete GlusterFS config
+  file:
+    path: /var/lib/glusterd
+    state: absent
+  delegate_to: "{{ item }}"
+  with_items: "{{ glusterfs_nodes | default([]) }}"
+
+- name: Delete additional GlusterFS config
+  file:
+    path: /etc/glusterfs
+    state: absent
+  delegate_to: "{{ item }}"
+  with_items: "{{ glusterfs_nodes | default([]) }}"
+
+- name: Delete Heketi config
+  file:
+    path: /var/lib/heketi
+    state: absent
+  delegate_to: "{{ item }}"
+  with_items: "{{ glusterfs_nodes | default([]) }}"
+
+- name: Delete Glusterfs logs
+  file:
+    path: /var/log/glusterfs
+    state: absent
+  delegate_to: "{{ item }}"
+  with_items: "{{ glusterfs_nodes | default([]) }}"
+
+# This recreates expected directory structures
+- name: Reinstall GlusterFS Server (external)
+  command: "yum reinstall -y glusterfs*"
+  delegate_to: "{{ item }}"
+  with_items: "{{ glusterfs_nodes | default([]) }}"
+  when:
+  - not glusterfs_is_native | bool
+  - not openshift_is_atomic | bool
+
 - name: Get GlusterFS storage devices state
   command: "pvdisplay -C --noheadings -o pv_name,vg_name {% for device in hostvars[item].glusterfs_devices %}{{ device }} {% endfor %}"
   register: devices_info