adding commit id to etc dir during each upgrade/install

inventory/group_vars/all.yml

@@ -36,6 +36,7 @@ fworch_parent_dir: "/usr/local"
 fworch_home: "{{ fworch_parent_dir }}/{{ product_name }}"
 fworch_conf_dir: "{{ fworch_home }}/etc"
 fworch_conf_file: "{{ fworch_conf_dir }}/fworch.json"
+last_commit_id_file_path: "{{ fworch_conf_dir }}/last_commit_id.txt"
 fworch_secrets_dir: "{{ fworch_conf_dir }}/secrets"
 importer_venv_dir: "{{ fworch_home }}/importer/importer-venv"
 

roles/common/tasks/last_commit_id_file_creator.yml

@@ -0,0 +1,23 @@
+- block:
+    - name: remove local copy of remote config file
+      file:
+        state: absent
+        name: "temp_remote_config_file.json"
+
+    - name: get last commit id
+      command: git rev-parse HEAD
+      register: final_commit_id
+      failed_when: false
+      changed_when: false
+
+    # also handle case where we are not inside a git repo
+    - name: determine commit id content
+      set_fact:
+        final_commit_id_value: "{{ final_commit_id.stdout if final_commit_id.rc == 0 else 'unknown' }}"
+
+    - name: write commit id to last_commit_id.txt file
+      copy:
+        content: "{{ final_commit_id_value }}"
+        dest: "{{ last_commit_id_file_path }}"
+
+  become: true

roles/common/tasks/main.yml

@@ -279,6 +279,9 @@
     - name: include fworch.yaml config file creator
       import_tasks: conf_file_creator.yml
 
+    - name: include last_commit_id.txt file creator
+      import_tasks: last_commit_id_file_creator.yml
+
     - name: include upgrade script
       import_tasks: run-upgrades.yml
       when: "installation_mode == 'upgrade'"