ocp-disco-install-materials/playbooks/65-agent-ipi-multinode.yml

---
# Configure the agent installation artifacts for multi-node PXE installation.
- name: Prepare the files required for a multi-node installation using agent install.
  hosts: workstation.lab.example.com
  become: no
  gather_subset: min
  tasks:
    # NOTE: This one is actually a prep item, but it's only needed for agent installs.
    - name: Ensure nmstate is installed.
      become: yes
      ansible.builtin.yum:
        name: nmstate
        state: present

    - name: Check the dependency status.
      ansible.builtin.stat:
        path: "{{ ansible_facts['user_dir'] }}/{{ item }}"
        get_attributes: no
        get_checksum: no
        get_mime: no
      register: dependencies
      loop:
        - install-pull-secret
        - .ssh/openshift.pub
        - ca/ca-cert.pem
        - mirror/working-dir/cluster-resources/idms-oc-mirror.yaml
        - Downloads/rhcos-418.94.202501221327-0-live.x86_64.iso

    - ansible.builtin.assert:
        that:
          - dependencies.results[0].stat.exists
          - dependencies.results[1].stat.exists
          - dependencies.results[2].stat.exists
          - dependencies.results[3].stat.exists
          - dependencies.results[4].stat.exists
        fail_msg: |
          ERROR: Either pull secret, SSH keypair, CA certificate, RHCOS ISO, or mirror artifacts are missing.
          Ensure all the relevant preceding tasks have been completed:
            - Quay prerequisites,
            - Quay deployment,
            - oc-mirror prerequisites,
            - oc-mirror execution,
            - coreos-installer prerequisites
          Exiting.
        success_msg: "OK, dependencies exist."

    - name: Check whether someone fiddled with installation before.
      ansible.builtin.stat:
        path: "{{ ansible_facts['user_dir'] }}/ipi/.openshift_install.log"
      register: install_log

    - name: Warn if installation log was found.
      ansible.builtin.pause:
        prompt: |
          WARNING: Found .openshift_install.log in the cluster working directory. This usually
                   means there were previous attempts of creating installation artifacts.
          
                   If you want to recreate the cluster working directory from scratch, run this
                   playbook with the variable "recreate_cluster_dir" set to any value like this:
          
                    ansible-playbook -e recreate_cluster_dir=yes ./65-agent-ipi-multinode.yml
          
                   Continuing in 5 seconds unless you interrupt execution.
        seconds: 5
      when:
        - install_log.stat.exists
        - recreate_cluster_dir is not defined

    - name: Load the dependencies as facts.
      ansible.builtin.set_fact:
        pull_secret: "{{ lookup('ansible.builtin.file', ansible_facts['user_dir'] + '/install-pull-secret') }}"
        public_key: "{{ lookup('ansible.builtin.file', ansible_facts['user_dir'] + '/.ssh/openshift.pub') }}"
        lab_ca_cert: "{{ lookup('ansible.builtin.file', ansible_facts['user_dir'] + '/ca/ca-cert.pem') }}"
        content_sources: "{{ lookup('ansible.builtin.file', ansible_facts['user_dir'] + '/mirror/working-dir/cluster-resources/idms-oc-mirror.yaml')
                              | ansible.builtin.from_yaml_all }}"

    - name: Set the fact determining installation type (required for templating).
      ansible.builtin.set_fact:
        install_type: ipi
        install_host: master03.ocp4.example.com

    - name: Collect facts from the target machine (must be reachable for that).
      delegate_to: "{{ item }}"
      delegate_facts: yes
      ansible.builtin.setup:
        gather_subset: min,interfaces
      loop: "{{ install_hosts }}"

    - name: Ensure install-config is there.
      ansible.builtin.template:
        src: templates/install-config-template.yaml.j2
        dest: "{{ ansible_facts['user_dir'] }}/install-config-ipi.yaml"
        mode: 0644
        owner: student
        group: student
      register: updated_install_config

#    - name: Ensure agent-config is there.
#      ansible.builtin.template:
#        src: templates/agent-config-template.yaml.j2
#        dest: "{{ ansible_facts['user_dir'] }}/agent-config-sno.yaml"
#        mode: 0644
#        owner: student
#        group: student
#      register: updated_agent_config
#
#    - name: Remove the installation directory if so required.
#      ansible.builtin.file:
#        path: "{{ ansible_facts['user_dir'] }}/agent"
#        state: absent
#      when:
#        - recreate_cluster_dir is defined
#        - recreate_cluster_dir
#
#    - name: Ensure the presence of installation directory.
#      ansible.builtin.file:
#        path: "{{ ansible_facts['user_dir'] }}/agent"
#        state: directory
#        mode: 0755
#
#    - name: Also, ensure that the right install-config.yaml file is in there.
#      ansible.builtin.copy:
#        src: "{{ ansible_facts['user_dir'] }}/install-config-agent.yaml"
#        remote_src: yes
#        dest: "{{ ansible_facts['user_dir'] }}/agent/install-config.yaml"
#        mode: 0644
#      register: published_install_config
#      when:
#        - (not install_log.stat.exists) or (recreate_cluster_dir is defined) or updated_install_config.changed or updated_agent_config.changed
#
#    - name: The same, but for agent-config.yaml.
#      ansible.builtin.copy:
#        src: "{{ ansible_facts['user_dir'] }}/agent-config-sno.yaml"
#        remote_src: yes
#        dest: "{{ ansible_facts['user_dir'] }}/agent/agent-config.yaml"
#        mode: 0644
#      register: published_agent_config
#      when:
#        - (not install_log.stat.exists) or (recreate_cluster_dir is defined) or updated_install_config.changed or updated_agent_config.changed
#
#    - name: This block will only execute if install-config or agent-config files were published.
#      block:
#
#        - name: Ensure the presence of customization directory.
#          ansible.builtin.file:
#            path: "{{ ansible_facts['user_dir'] }}/agent/openshift"
#            state: directory
#            mode: 0755
#
#        - name: Render chrony customizations in home directory.
#          ansible.builtin.template:
#            src: templates/chrony-customization.bu.j2
#            dest: "{{ ansible_facts['user_dir'] }}/chrony-{{ item }}.bu"
#            mode: 0644
#            owner: student
#            group: student
#          loop:
#            - master
#            - worker
#
#        - name: Publish chrony customizations in manifests directory.
#          ansible.builtin.command:
#            cmd: butane ./chrony-{{ item }}.bu -o ./agent/openshift/99_chrony_{{ item }}.yaml
#            chdir: "{{ ansible_facts['user_dir'] }}"
#            creates: agent/openshift/99_chrony_{{ item }}.yaml
#          loop:
#            - master
#            - worker
#
#        - name: Ensure the agent image cache directory exists.
#          ansible.builtin.file:
#            path: "{{ ansible_facts['user_dir'] }}/.cache/agent/image_cache"
#            state: directory
#            mode: 0755
#
#        - name: Ensure that the agent ISO and all other artifacts are gone if anything was updated.
#          ansible.builtin.file:
#            path: "{{ ansible_facts['user_dir'] }}/agent/{{ item }}"
#            state: absent
#          loop:
#            - agent.x86_64.iso
#            - auth
#            - rendezvousIP
#            - .openshift_install.log
#            - .openshift_install_state.json
#
#      when: published_install_config.changed or published_agent_config.changed
#
#    - name: Check whether the ISO is there.
#      ansible.builtin.stat:
#        path: "{{ ansible_facts['user_dir'] }}/agent/agent.x86_64.iso"
#        get_attributes: no
#        get_checksum: no
#        get_mime: no
#      register: agent_iso
#
#    - name: Ensure that CoreOS ISO is a link to the downloaded one in Downloads.
#      ansible.builtin.file:
#        path: "{{ ansible_facts['user_dir'] }}/.cache/agent/image_cache/coreos-x86_64.iso"
#        state: hard
#        src: "{{ ansible_facts['user_dir'] }}/Downloads/rhcos-418.94.202501221327-0-live.x86_64.iso"
#
#    - name: Create agent installation ISO.
#      ansible.builtin.command:
#        cmd: openshift-install-fips agent create image
#        chdir: "{{ ansible_facts['user_dir'] }}/agent"
#      when: not agent_iso.stat.exists
#
## TODO: copy the installation files to utility and fix the boot config files.
## TODO: wipe the filesystems of all related machines (or warn that a reset is needed if unreachable)
...