---
- hosts: localhost
  vars:
    # Useful for taking the first snapshot of a new rootnode
    - revert_before: true
  vars_prompt:
    - name: target_rootnode
      private: false
    - name: rootnode_host
      private: false
    - name: snapshot_name
      default: 'base-configuration'
      private: false
  vars_files:
    - ../vars/ci-instances.yml
  tasks:
    # - Set a maintenance on the jenkins node
    # - Wait until the task is done
    # - Maybe interrupt the jenkins tasks
    - name: Revert target rootnode
      when: revert_before
      ansible.builtin.command:
        argv: ['virsh', 'snapshot-revert', "{{target_rootnode}}", '--snapshotname', "{{snapshot_name}}", '--running']
      delegate_to: "{{rootnode_host}}"
    - name: Wait for target rootnode to come back online
      local_action: wait_for host={{ target_rootnode }}
                    port=22
                    delay=1
                    timeout=300
                    state=started
    - ansible.builtin.pause:
        prompt: "Run any playbooks or make other changes against {{target_rootnode}} then hit enter when ready to continue (Ctrl-C to abort)"
    - name: Remove the jenkins workspace
      ansible.builtin.file:
        path: "{{item}}"
        state: absent
      with_items:
        - /root/workspace
        - /home/jenkins/workspace
      delegate_to: "{{target_rootnode}}"
    - name: Stop the VM
      ansible.builtin.command:
        argv: ['virsh', 'destroy', "{{target_rootnode}}"]
      delegate_to: "{{rootnode_host}}"
    - name: Check for existing base snapshot
      ansible.builtin.shell:
        cmd: "virsh snapshot-list '{{target_rootnode}}' --name | grep -E '^{{snapshot_name}}$'"
      ignore_errors: true
      register: existing_snapshot
      delegate_to: "{{rootnode_host}}"
    - name: Remove existing base snapshot
      when: existing_snapshot.rc == 0
      ansible.builtin.command:
        argv: ['virsh', 'snapshot-delete', '--snapshotname', "{{snapshot_name}}", "{{target_rootnode}}"]
      delegate_to: "{{rootnode_host}}"
    - name: Snapshot
      ansible.builtin.command:
        argv: ['virsh', 'snapshot-create-as', '--name', "{{snapshot_name}}", "{{target_rootnode}}"]
      delegate_to: "{{rootnode_host}}"
    - name: Start the vm
      ansible.builtin.command:
        argv: ['virsh', 'start', "{{target_rootnode}}"]
      delegate_to: "{{rootnode_host}}"
    # - Remove maintenance on the jenkins node