---
- name: Show Slurm node state
  hosts: slurm_controller
  become: true
  gather_facts: false

  tasks:
    - name: Require target_node
      ansible.builtin.fail:
        msg: "Use: ansible-playbook show-slurm-node.yml -e target_node=<hostname>"
      when: target_node is not defined

    - name: Show node state
      ansible.builtin.shell: |
        set -euo pipefail
        echo "### sinfo"
        sinfo -N -n {{ target_node }} || true

        echo
        echo "### scontrol"
        scontrol show node {{ target_node }} || true

        echo
        echo "### jobs on node"
        squeue -w {{ target_node }} || true
      args:
        executable: /bin/bash
      register: node_lifecycle_state
      changed_when: false

    - name: Print node lifecycle state
      ansible.builtin.debug:
        var: node_lifecycle_state.stdout_lines