---
- name: Playbook to remove a cassandra
  hosts: "{{ target_hosts }}"
  gather_facts: no

  tasks:
  - name: Assert variables exist
    assert:
      that:
      - private_address is defined and private_address | trim | length > 0
      - nodetool is defined and nodetool | trim | length > 0
      - cassandra_thrift_client_port is defined and cassandra_thrift_client_port | trim | length > 0
      msg: "Please provide the missing attribute"

  - name: Decommission cassandra node
    shell: "{{ nodetool }} decommission"