galaxy-deployment-ansible-deploy-hub/tsg-olap/parcels/roles/initialization/druid/tasks/main.yml

- block:
  - include: uninstall.yml
  - include: "{{ playbook_name }}"
    vars: 
      playbook_name: "{{ 'init-cluster.yml' if groups.druid | length > 1 else 'init-standalone.yml' }}"
  - include: check.yml
  when: inventory_hostname in groups['druid'][:2] and operation == 'install'

- block:
  - include: backup.yml
  - include: uninstall.yml
  - include: "{{ playbook_name }}"
    vars:
      playbook_name: "{{ 'init-cluster.yml' if groups.druid | length > 1 else 'init-standalone.yml' }}"
  - include: check.yml
  when: inventory_hostname in groups['druid'][:2] and (operation) == "upgrade"

- block:
  - include: uninstall.yml
  when: inventory_hostname in groups['druid'][:2] and (operation) == "uninstall"