Ansible role for Zookeeper

Install and configure zookeeper. Provides module for retrieving facts.

Requirements

Ansible version at least 2.4. Java should be installed on the nodes (check https://github.com/geerlingguy/ansible-role-java)

Role Variables

---
zookeeper_version: 3.4.11

zookeeper_node_id: 1
zookeeper_ensemble:
  - localhost

zookeeper_dir: /opt/zookeeper

zookeeper_client_port: 2181
zookeeper_init_limit: 5
zookeeper_sync_limit: 2
zookeeper_tick_time: 2000

The node id can be se using the zookeeper_node_id variables (e.g. coming from the inventory)

When zookeeper_node_id is not set it automatically generated from the zookeeper_ensemble, which can can be a list of hostnames or a list of dictionaries. When it is a list of dictionaries the id is supposed to in the 'id' field, otherwise the id is given by the position of the host in the list.

Dependencies

None.

Example Playbook

Simple playbook

- hosts: localhost
  roles:
    - name: gmambro.zookeeper
      vars:
        zookeeper_node_id: 1
  tasks:
    - name: Get Facts
      zookeeper_facts:

    - name: Register zookeeper mode
      register_fact: 
	zookeeper_mode: "{{ zookeeper_facts }}"

Zookeeper cluster.

- hosts: zookeeper
  roles:
    - name: gmambro.zookeeper
      vars:
        zookeeper_ensemble: "{{groups['zookeeper']}}"

License

Apache

Author Information

Gabriele Mambrini