drbd_node_add.yml

---
- name: Set fact for Leader node
  set_fact:
    drbd_leader: "{{ groups['drbd_nodes'][0] }}"
  tags:
    - check
    - first_time

- name: Set fact for agents
  set_fact:
    drbd_nodes: "{{ groups['drbd_nodes'][1:] }}"
  tags:
    - check
    - first_time

- name: Leader node add agents in cluster
  shell: drbdmanage add-node {{ inventory_hostname_short }} {{ ansible_default_ipv4['address'] }} -q
  when: inventory_hostname in drbd_nodes
  delegate_to: "{{ drbd_leader }}"
  ignore_errors: yes

- name: Drbdmanage restart
  shell: drbdmanage restart
  delegate_to: "{{ drbd_leader }}"

- name: Check drbd node state
  shell: drbdsetup status | grep -A2 {{ inventory_hostname_short }} | grep -c UpToDate
  register: check_node_state
  until: check_node_state.stdout == "2"
  retries: 50
  delay: 3
  when: inventory_hostname in drbd_nodes
  delegate_to: "{{ drbd_leader }}"

#    - name: Check if drbd nodes are in cluster
#      shell: drbdmanage nodes -m 2>/dev/null | grep -c '^{{hostvars[item]["inventory_hostname_short"]}}'
#      with_items: "{{ drbd_nodes }}"
#      ignore_errors: yes
#      register: check
#      tags:
#        - check

#    - name: Leader node add agents in cluster
#      command: drbdmanage add-node {{ hostvars[item.item]['inventory_hostname_short'] }} {{ hostvars[item.item]['ansible_default_ipv4']['address'] }} -q
#      with_items: "{{ check.results }}"
#      register: add_node_command
#      until: add_node_command.rc == 0
#      retries: 5
#      when: inventory_hostname == drbd_leader and item.stdout == "0"
#      tags:
#        - check

#    - name: Check if drbd-node has established connection
#      shell: drbdsetup status | grep -A2 {{ hostvars[item]['inventory_hostname_short'] }} | grep -c UpToDate
#      register: drbd_node_connection

#    - name: Leader node add agents in cluster
#      shell: drbdmanage add-node {{ hostvars[item]['inventory_hostname_short'] }} {{ hostvars[item]['ansible_default_ipv4']['address'] }} -q
#      with_items: "{{ drbd_nodes }}"
#      register: add_node_command
#      when: inventory_hostname == drbd_leader
#      tags:
#        - check
#        - first_time