---
- name: Change Crushmap replication from OSD to HOST
  hosts: ceph_master
  become: true
  gather_facts: true
  vars:
    ansible_become_password: "{{ ansible_ssh_pass }}"

  tasks:

    - name: Create and Run crushmap modification script
      block:
        - name: Create crushmap modification script
          copy:
            content: |
              #!/bin/bash
              ceph osd getcrushmap -o crushmap.cm &&
              crushtool --decompile crushmap.cm -o crushmap.txt &&
              sed -i 's/step chooseleaf firstn 0 type osd/step chooseleaf firstn 0 type host/g' crushmap.txt &&
              crushtool --compile crushmap.txt -o new_crushmap.cm &&
              ceph osd setcrushmap -i new_crushmap.cm &&
              sleep 5
            dest: "/root/crushmap.sh"
            mode: '0755'

        - name: Run crushmap modification script
          command: "/root/crushmap.sh"

    - name: Delete crushmap related files
      file:
        path: "/root/{{ item }}"
        state: absent
      loop:
        - crushmap.cm
        - crushmap.sh
        - crushmap.txt
        - new_crushmap.cm


- name: Create User and Hostname on ceph-member
  hosts: ceph_member
  become: true
  gather_facts: true
  vars:
    ansible_become_password: "{{ ansible_ssh_pass }}"

  tasks:

    - name: Ensure ceph packages are installed
      package:
        name: "{{ item }}"
        state: "latest"
      loop:
        - sshpass
        - podman
        - ceph-common

    - name: Check if cephadmin user exists
      command: getent passwd cephadmin
      register: cephadmin_user
      ignore_errors: true

    - name: Create cephadmin user if not exists
      command: useradd cephadmin
      when: cephadmin_user.rc != 0
      failed_when: false

    - name: Set password for cephadmin user
      user:
        name: cephadmin
        password: "{{ ansible_ssh_pass | password_hash('sha512') }}"
      become: true

    - name: Add cephadmin to sudo group
      user:
        name: cephadmin
        state: present
        groups: sudo
        append: yes
      when: cephadmin_user.rc != 0

    - name: Create sudoers file for cephadmin
      copy:
        content: "cephadmin ALL=(ALL) NOPASSWD:ALL"
        dest: "/etc/sudoers.d/cephadmin"
        mode: '0440'

    - name: Get cleaned MAC address
      set_fact:
        cleaned_mac: "{{ ansible_default_ipv4['macaddress'] | regex_replace('[^a-zA-Z0-9]', '') }}"

    - name: Generate random hostname based on cleaned MAC address
      set_fact:
        random_hostname: "ceph-member-{{ cleaned_mac[-6:] }}"

    - name: Change hostname
      hostname:
        name: "{{ random_hostname }}"

    - name: Config Upload Directory
      command: sudo mkdir -p "/home/{{ ansible_user }}/upload/"
      become: true

    - name: Permissions Upload Directory
      command: sudo chown "{{ ansible_user }}":"{{ ansible_user }}" "/home/{{ ansible_user }}/upload/"
      become: true


- name: Send Config from ceph-master to ceph-member
  hosts: ceph_master
  become: true
  gather_facts: true
  vars:
    ansible_become_password: "{{ ansible_ssh_pass }}"

  tasks:

    - name: Add entry to /etc/hosts
      lineinfile:
        path: /etc/hosts
        line: "{{ hostvars[item]['ansible_default_ipv4']['address'] }}   {{ hostvars[item]['ansible_hostname'] }}"
        state: present
      loop: "{{ groups['ceph-member'] }}"

    - name: Install sshpass
      become: true
      package:
        name: sshpass
        state: latest

    - name: Copy /etc/hosts to ceph-member servers
      command: sshpass -p "{{ ansible_ssh_pass }}" scp -o StrictHostKeyChecking=no /etc/hosts {{ ansible_user }}@{{ item }}:~/upload/hosts
      with_items: "{{ groups['ceph-member'] }}"

    - name: Copy /etc/ceph to ceph-member servers
      command: sshpass -p "{{ ansible_ssh_pass }}" scp -r -o StrictHostKeyChecking=no /etc/ceph {{ ansible_user }}@{{ item }}:~/upload/
      with_items: "{{ groups['ceph-member'] }}"

    - name: Copy /home/cephadmin/.ssh/ to ceph-member servers
      command: sshpass -p "{{ ansible_ssh_pass }}" scp -r -o StrictHostKeyChecking=no /home/cephadmin/.ssh {{ ansible_user }}@{{ item }}:~/upload/
      with_items: "{{ groups['ceph-member'] }}"


- name: Manage Configs on ceph-member
  hosts: ceph_member
  become: true
  gather_facts: true
  vars:
    ansible_become_password: "{{ ansible_ssh_pass }}"

  tasks:

    - name: Move hosts file to /etc/hosts
      command: sudo mv /home/{{ ansible_user }}/upload/hosts /etc/hosts

    - name: Set ownership for /etc/hosts
      command: sudo chown root:root /etc/hosts
      become: true

    - name: Set permissions for /etc/hosts
      command: sudo chmod 644 /etc/hosts
      become: true

    - name: Remove old Directory /home/cephadmin/.ssh
      command: sudo rm -rf /home/cephadmin/.ssh
      become: true

    - name: Copy SSH Files to cephadmin
      command: sudo mv /home/{{ ansible_user }}/upload/.ssh /home/cephadmin/
      become: true

    - name: Set permissions for /home/cephadmin/.ssh
      command: sudo chmod -R 0700 /home/cephadmin/.ssh
      become: true

    - name: Permission SSH Directory for cephadmin
      command: sudo chown -R cephadmin:cephadmin /home/cephadmin/.ssh
      become: true

    - name: Delete /etc/ceph
      command: sudo rm -rf /etc/ceph/

    - name: Move Ceph files to /etc/ceph
      command: sudo mv /home/{{ ansible_user }}/upload/ceph /etc/ceph/

    - name: Set ownership for /etc/hosts
      command: sudo chown root:root /etc/ceph
      become: true


- name: Add ceph-member hosts to Ceph cluster
  hosts: ceph_master
  become: true
  gather_facts: true
  vars:
    ansible_become_password: "{{ ansible_ssh_pass }}"

  tasks:

    - name: Get ceph-member hostnames from /etc/hosts
      shell: "grep 'ceph-member' /etc/hosts | awk '{print $2, $1}'"
      register: ceph_member_hosts_output
      become: true

    - name: Add ceph-member hosts to Ceph cluster
      command: "ceph orch host add {{ item.split(' ')[0] }} {{ item.split(' ')[1] }}"
      loop: "{{ ceph_member_hosts_output.stdout_lines }}"
      become: true