feat(bmc_fw_update): validate only user/pass or token passed

Signed-off-by: Boris Glimcher <[email protected]>

roles/bmc_fw_update/tasks/main.yml

@@ -4,6 +4,18 @@
 ---
 # tasks file for bmc_fw_update
 
+- name: Validate server authentication input provided by user
+  ansible.builtin.fail:
+    msg: "{{ bmc_fw_update_mandatory_msg }}"
+  when:
+    - (dpu_bmc_username is not defined or dpu_bmc_password is not defined) and (dpu_bmc_token is not defined)
+
+- name: Fail when more than one valid authentication method is provided
+  ansible.builtin.fail:
+    msg: "{{ bmc_fw_update_mutual_exclusive_msg }}"
+  when:
+    - ((dpu_bmc_username is defined or dpu_bmc_password is defined) and dpu_bmc_token is defined)
+
 - name: Get Firmware Inventory
   ansible.builtin.include_role:
     name: get_bmc_facts

roles/bmc_fw_update/vars/main.yml

@@ -7,3 +7,5 @@
 bmc_fw_update_task_failure: "Task failed with status: %s"
 bmc_fw_update_version_failure: "Version returned from BMC doesn't match version in the file name"
 bmc_fw_update_delegate: "{{ lookup('ansible.builtin.env', 'RUNON', default='localhost') }}"
+bmc_fw_update_mandatory_msg: "username/password or auth_token is mandatory"
+bmc_fw_update_mutual_exclusive_msg: "Only one authentication method is allowed. Provide either username/password or auth_token."