playbook.yml

- name: Prepering the SO
  hosts: all_servers
  gather_facts: false
  tasks:
  - setup:
    when: what_exec != 'all'
      and what_exec != 'prepare_os'
    register: setup_executed
  roles:
  - { role: prepare_os, when: ( what_exec == 'prepare_os'
      or what_exec == 'all' ) }

- name: Installing and Configuring ZooKeeper Servers
  hosts: zookeeper
  gather_facts: false
  tasks:
  - setup:
    when: what_exec != 'all_servers'
      and what_exec != 'all' and setup_executed|skipped
  roles:
  - { role: zookeeper, when: ( what_exec == 'zookeeper'
      or what_exec == 'all' ) }

- name: Installing and Configuring Kafka Servers
  hosts: kafka
  gather_facts: false
  tasks:
  - setup:
    when: what_exec != 'all_servers'
      and what_exec != 'all' and setup_executed|skipped
  roles:
  - { role: kafka, when: ( what_exec == 'kafka'
      or what_exec == 'all' ) }

- name: Installing and Configuring Schema Registry
  hosts: schema-registry
  gather_facts: false
  tasks:
  - setup:
    when: what_exec != 'all_servers'
      and what_exec != 'all' and setup_executed|skipped
  roles:
  - { role: schema-registry, when: ( what_exec == 'schema-registry'
      or what_exec == 'all' ) }

- name: Installing and Configuring Kafka Rest
  hosts: kafka-rest
  gather_facts: false
  tasks:
  - setup:
    when: what_exec != 'all_servers'
      and what_exec != 'all' and setup_executed|skipped
  roles:
  - { role: kafka-rest, when: ( what_exec == 'kafka-rest'
      or what_exec == 'all' ) }

- name: Installing and Configuring Kafka Manager
  hosts: kafka-manager
  gather_facts: false
  tasks:
  - setup:
    when: what_exec != 'all_servers'
      and what_exec != 'all' and setup_executed|skipped
  roles:
  - { role: kafka-manager, when: ( what_exec == 'kafka-manager'
      or what_exec == 'all' ) }