playbook.yaml

- hosts: localhost # Kubectl is configured from this machine
  roles:
    - prep
    - elastic_search
    - kibana
    - logstash
    - filebeat
  vars:
    #Global
    # namespace to deploy the elastic stack
    deployment_namespace: "logs"

    # deploy logstash with ELK stack for functions that are exclusive for logstash 
    #  false: filebeat will send logs directly to elasticsearch
    #  true: filebeat will forward logs to logstash and allows filters to be configured
    deploy_with_logstash: true

    # PV storage class name
    storage_class_name: "local-path"
    # place storage provider class for PV claim in /roles/prep/files
    storage_class_file: "local-path-storage.yaml"

    # All component in stack will use the same version to avoid compatibility issue
    image_version: "7.15.1"

    #Elastic Search
    # Number of elastic search replicas to deploy
    elasticsearch_replica: 3
    # minimum number of master node
    min_master_node: 2
    # PV Size
    elastic_storage: 30Gi

    #Logstash
    # Number of logstash replicas to deploy
    logstash_replica: 1
    logstash_storage: 5Gi