DCD-802: Fix test and implementation for setting shared home owner and

group to application user

roles/restore_backups/tasks/home_restore.yml

@@ -0,0 +1,37 @@
+---
+- name: Check for the restore canary file
+  stat:
+    path: "{{ atl_backup_home_restore_canary_path }}"
+  register: restore_canary
+
+- block:
+    - name: Create shared home if necessary
+      file:
+        path: "{{ atl_product_home_shared }}"
+        state: directory
+        mode: 0750
+        owner: "{{ atl_product_user }}"
+        group: "{{ atl_product_user }}"
+
+    - name: Restore the shared-home backup
+      unarchive:
+        src: "{{ atl_backup_home_dest }}"
+        remote_src: yes
+        dest: "{{ atl_product_home_shared }}"
+        mode: 0640
+
+    - name: Set shared home file owner to application user
+      file:
+        path: "{{ atl_product_home_shared }}"
+        recurse: yes
+        group: "{{ atl_product_user }}"
+        state: directory
+        mode: 0640
+        owner: "{{ atl_product_user }}"
+
+    - name: Create restore-canary if necessary
+      copy:
+        dest: "{{ atl_backup_home_restore_canary_path }}"
+        content: "{{ atl_backup_id }}"
+
+  when: not restore_canary.stat.exists