ansible/roles/zookeeper/tasks/main.yml

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---
################################################################################
# Setup and run Zookeeper
- name: Download and unarchive zookeeper
  unarchive: src="{{ zookeeper_url }}"
      dest="{{ user_home }}"
      copy=no
      owner="{{ user }}"
      group="{{ group }}"
  become: yes

- name: Copy zoo.cfg file
  template: src=zoo.cfg.j2 dest="{{ zookeeper_dir }}/conf/zoo.cfg" owner="{{ user }}" group="{{ group }}" mode="u=rw,g=r,o=r"
  notify:
    - restart zookeeper
  become: yes

- name: Copy java.env file
  template: src=java.env.j2 dest="{{ zookeeper_dir }}/conf/java.env" owner="{{ user }}" group="{{ group }}" mode="u=rw,g=r,o=r"
  notify:
    - restart zookeeper
  become: yes

- name: Check if systemd exists
  stat: path=/usr/lib/systemd/system/
  register: systemd_check
  become: yes

- name: Systemd script.
  template: src=zookeeper.service.j2 dest=/usr/lib/systemd/system/zookeeper.service
  when: systemd_check.stat.exists == true
  notify:
    - restart zookeeper
  become: yes

- name: reload systemd daemons
  command: systemctl daemon-reload
  become: yes

- name: restart zookeeper
  service: name=zookeeper state=restarted enabled=yes
  become: yes
...