Add a confirmation prompt to reboot.yml

This is a risky playbook to run without confirmation, especially as it
targets all hosts when not using a limit.

Author: MoteHue

etc/kayobe/ansible/reboot.yml

@@ -9,9 +9,26 @@
     ansible_user: "{{ bootstrap_user if reboot_with_bootstrap_user | bool else kayobe_ansible_user }}"
     ansible_ssh_common_args: "{{ '-o StrictHostKeyChecking=no' if reboot_with_bootstrap_user | bool else '' }}"
     ansible_python_interpreter: /usr/bin/python3
+    confirm_reboot: False
   tags:
     - reboot
   tasks:
+    - name: Prompt to confirm reboot
+      ansible.builtin.pause:
+        prompt: >
+          The following hosts will be rebooted:
+          {{ play_hosts | join(', ') }}
+          If you want to proceed type: yes
+      register: pause_prompt
+      when: not confirm_reboot
+
+    - name: Fail if reboot is not confirmed
+      ansible.builtin.assert:
+        that: confirm_reboot == 'yes' or pause_prompt.user_input == 'yes'
+        msg: >
+          Reboot has not been confirmed. You must either type 'yes' when
+          prompted, or set ``confirm_reboot=yes``.
+
     - name: Reboot and wait
       become: true
       ansible.builtin.reboot:

etc/kayobe/environments/aufn-ceph/inventory/group_vars/all/main.yml

@@ -0,0 +1,3 @@
+---
+# Don't prompt when rebooting hosts.
+confirm_reboot: "yes"

etc/kayobe/environments/ci-aio/inventory/group_vars/all/main.yml

@@ -0,0 +1,3 @@
+---
+# Don't prompt when rebooting hosts.
+confirm_reboot: "yes"

etc/kayobe/environments/ci-builder/inventory/group_vars/all/main.yml

@@ -0,0 +1,3 @@
+---
+# Don't prompt when rebooting hosts.
+confirm_reboot: "yes"

etc/kayobe/environments/ci-doca-builder/inventory/group_vars/all/main.yml

@@ -0,0 +1,3 @@
+---
+# Don't prompt when rebooting hosts.
+confirm_reboot: "yes"

etc/kayobe/environments/ci-multinode/inventory/group_vars/all/main.yml

@@ -1,2 +1,5 @@
 ---
 cephadm_host_labels: []
+
+# Don't prompt when rebooting hosts.
+confirm_reboot: "yes"

releasenotes/notes/add-confirmation-prompt-to-reboot.yml-4fd1ae8e8d360e57.yaml

@@ -0,0 +1,11 @@
+---
+features:
+  - |
+    A confirmation prompt has been added to ``reboot.yml`` to help avoid
+    rebooting the wrong hosts by mistake. This check can be skipped by setting
+    ``confirm_reboot=yes``.
+upgrade:
+  - |
+    A confirmation prompt has been added to ``reboot.yml`` to help avoid
+    rebooting the wrong hosts by mistake. This check can be skipped by setting
+    ``confirm_reboot=yes``.