#
# notes to install a client
#  https://docs.ceph.com/en/latest/cephadm/client-setup/
#  ceph config generate-minimal-conf > /etc/ceph/ceph.conf
#  ceph auth get-or-create client.admin > /etc/ceph/ceph.keyring
#
- hosts: localhost
  gather_facts: false

  pre_tasks:

    - name: keygen ceph_key
      shell: |
        mkdir -p context
        ssh-keygen -f context/ceph_key -N '' -t rsa
      args:
        creates: context/ceph_key

- hosts: all
  become: true

  pre_tasks:

    - name: mkdir /root/.ssh
      file:
        path: /root/.ssh
        state: directory
        mode: 0700

    - name: touch /root/.ssh/authorized_keys
      file:
        path: /root/.ssh/authorized_keys
        state: touch

    - name: add context/ceph_key.pub to /root/.ssh/authorized_keys
      lineinfile:
        path: /root/.ssh/authorized_keys
        line: "{{ lookup('file', 'context/ceph_key.pub') }}"

    - name: apt install
      apt:
        name:
          - htop
          - iotop
          - iftop
          - iperf

- hosts: ceph
  become: true

  pre_tasks:

    - name: apt install lvm2 curl gnupg2
      apt:
        name:
          - lvm2
          - curl
          - gnupg2

    - name: apt-key https://download.ceph.com/keys/release.asc
      apt_key:
        url: https://download.ceph.com/keys/release.asc

    - name: add repository
      apt_repository:
        repo: "deb https://download.ceph.com/debian-pacific/ bullseye main"
        filename: ceph

    - name: apt install cephadm ceph-common
      apt:
        name:
          - cephadm
          - ceph-common

  roles:
    - geerlingguy.docker

- hosts: all
  become: true
  # so that lineinfile does not race against itself
  serial: 1

  tasks:

    - name: "add {{ inventory_hostname }} to /etc/hosts"
      lineinfile:
        path: /etc/hosts
        line: "{{ hostvars[inventory_hostname]['ansible_default_ipv4']['address'] }} {{ inventory_hostname }}"
      delegate_to: ceph1

    - name: set hostname
      hostname:
        name: "{{ inventory_hostname }}"