Ansible Role: Citus Cluster

Install and configure Citus cluster on your system.

Todo

• Support Debian/Ubuntu

Example Inventory

[citus_cluster:children]
citus_cluster_infra

[citus_cluster_infra]
vm-dev-citus-coordinator-0  citus_role="coordinator" pg_role="primary"
vm-dev-citus-coordinator-1  citus_role="coordinator" pg_role="standby"
vm-dev-citus-monitor-0      citus_role="monitor"  pg_role="primary"
vm-dev-citus-worker-0       citus_role="worker" pg_role="primary"
vm-dev-citus-worker-1       citus_role="worker" pg_role="primary"
vm-dev-citus-worker-2       citus_role="worker" pg_role="primary"
vm-dev-citus-worker-3       citus_role="worker" pg_role="primary"
vm-dev-citus-worker-4       citus_role="worker" pg_role="primary"
vm-dev-citus-worker-5       citus_role="worker" pg_role="primary"

Example Playbook

---
- name: Deploy Citus cluster
  hosts: citus_cluster
  pre_tasks:
    - name: Verify Ansible meets Citus requirements.
      assert:
        that: "ansible_version.full is version_compare('2.10.0', '>=')"
        msg: >
          "You must update Ansible to at least 2.10.0 to use this playbook"
  roles:
    - { role: citus_cluster, tags: citus_cluster }

Role Variables

These variables are set in defaults/main.yml. Please review and update default password:

---
pg_version: 13
citus_shard_replication_factor: 1

citus_postgres_coordinator_conf_params:
  listen_addresses: "*"

citus_postgres_worker_conf_params:
  listen_addresses: "*"
 ....

Requirements

pip packages listed in requirements.txt.

License

MIT

Author Information

v0112358