- name: Setting node_nums variable
  set_fact: node_nums="{{groups.kafka|length}}"

- block:
    - name: Check the Zookeeper status
      shell: netstat -anlp | egrep "2181" | grep LISTEN | wc -l
      register: port_out
      delegate_to: "{{ groups.zookeeper[0] }}"
    
    - name: To terminate execution
      fail:
       msg: "Port 2181 of the zookeeper node is not monitored. The status may be abnormal"
      run_once: true
      delegate_to: 127.0.0.1
      when: port_out.stdout != '1'

- name: Creating directory
  file:
    state: directory
    path: '{{ deploy_dir }}/{{ container_name }}/{{ item.dir }}'
  with_items:
    - { dir: 'kafka-logs' }
    - { dir: 'config' }
    - { dir: 'logs' }  
    - { dir: 'monitor' }  

- name: unpack {{ component_version }}.tgz to /usr/local/
  unarchive:
    src: 'files/{{ component_version }}.tgz'
    dest: '/usr/local/'

- name: Copying Kafka config files
  template:
    src: '{{ item.src }}'
    dest: '{{ item.dest }}'
    mode: 0755
  with_items:
    - { src: 'kafka-operation.sh.j2', dest: '/usr/local/{{ component_version }}/bin/kafka-operation.sh' }
    - { src: 'kafka.sh.j2', dest: '/etc/profile.d/kafka.sh' }
    
- name: Copying image to {{ deploy_dir }}/{{ container_name }}/
  copy:
    src: 'files/{{ image_name }}-{{ image_tag }}.tar'
    dest: '{{ deploy_dir }}/{{ container_name }}/'
    force: true
  notify:
    - Loading Image

- name: Copying image to {{ deploy_dir }}/{{ container_name }}/monitor
  copy:
    src: 'files/kafka_exporter-v2.0.tar'
    dest: '{{ deploy_dir }}/{{ container_name }}/monitor/'
    force: true
  notify:
    - Loading Exporter Image

- name: Copying Kafka config files
  template:
    src: '{{ item.src }}'
    dest: '{{ item.dest }}'
    mode: 0644
  with_items:
    - { src: 'server.properties.j2', dest: '{{ deploy_dir }}/{{ container_name }}/config/server.properties' }
    - { src: 'docker-compose.yml.j2', dest: '{{ deploy_dir }}/{{ container_name }}/docker-compose.yml' }
    - { src: 'docker-compose_exporter.yml.j2', dest: '{{ deploy_dir }}/{{ container_name }}/monitor/docker-compose.yml' }
  notify:
    - Start Container
    - Start Exporter Container

- meta: flush_handlers