Change Grafana admin password in the upgrade mode (hitachienergy#2420)

ansible/playbooks/roles/grafana/tasks/upgrade/main.yml

@@ -71,3 +71,6 @@
       file:
         path: "{{ upgrade_defaults.state_file_path }}"
         state: absent
+
+- name: Run password change
+  include_tasks: upgrade/password_change.yml

ansible/playbooks/roles/grafana/tasks/upgrade/password_change.yml

@@ -0,0 +1,10 @@
+---
+- name: Fail when grafana admin password isn't set
+  fail:
+    msg: "Please specify grafana admin password (grafana_security.admin_password)"
+  when:
+    - grafana_security.admin_password is undefined or grafana_security.admin_password | length == 0
+
+# Grafana admin password change is only available through the grafana-cli
+- name: Change admin assword using grafana-cli
+  shell: grafana-cli admin reset-admin-password "{{ grafana_security.admin_password }}"

ansible/playbooks/upgrade.yml

@@ -211,6 +211,7 @@
 - hosts: grafana
   become: true
   become_method: sudo
+  gather_facts: true
   serial: 1
   tasks:
     - include_role:

docs/changelogs/CHANGELOG-1.3.md

@@ -40,6 +40,7 @@
 - [#2774](https://github.com/epiphany-platform/epiphany/issues/2774) - Issue creating service principle on Azure
 - [#2737](https://github.com/epiphany-platform/epiphany/issues/2737) - Fix asserting number of postgres nodes
 - [#1175](https://github.com/epiphany-platform/epiphany/issues/1175) - Task 'Join to Kubernetes cluster' may fail when Ansible vault already exists
+- [#2420](https://github.com/epiphany-platform/epiphany/issues/2420) - Changing Grafana admin password in the upgrade mode
 
 ### Updated