system-config/playbooks/roles/zookeeper/tasks/main.yaml

- name: Create Zookeeper group
  group:
    name: "{{ zookeeper_group }}"
    gid: "{{ zookeeper_gid }}"
    system: yes
- name: Create Zookeeper User
  user:
    name: "{{ zookeeper_user }}"
    group: "{{ zookeeper_group }}"
    uid: "{{ zookeeper_uid }}"
    home: "/home/{{ zookeeper_user }}"
    create_home: yes
    shell: /bin/bash
    system: yes
- name: Synchronize compose directory
  synchronize:
    src: zookeeper-compose/
    dest: /etc/zookeeper-compose/
- name: Ensure volume directories exist
  file:
    state: directory
    path: "/var/zookeeper/{{ item }}"
    owner: "{{ zookeeper_user }}"
    group: "{{ zookeeper_group }}"
  loop:
    - conf
    - data
    - datalog
    - logs
    - tls
- name: Generate ZooKeeper TLS cert
  include_role:
    name: zk-ca
  vars:
    zk_ca_cert_dir: /var/zookeeper/tls
    zk_ca_cert_dir_owner: 10001
    zk_ca_cert_dir_group: 10001
- name: Write config
  template:
    src: zoo.cfg.j2
    dest: /var/zookeeper/conf/zoo.cfg
- name: Write ID file
  template:
    src: myid.j2
    dest: /var/zookeeper/data/myid
- name: Run docker-compose pull
  shell:
    cmd: docker-compose pull
    chdir: /etc/zookeeper-compose/
- name: Run docker-compose up
  shell:
    cmd: docker-compose up -d
    chdir: /etc/zookeeper-compose/
- name: Run docker prune to cleanup unneeded images
  shell:
    cmd: docker image prune -f

# This is handy to have on the zk cluster for interacting with the 4 letter
# commands.
- name: Install netcat
  package:
    name: netcat
    state: present