playbook.yml

---
- hosts: test-nodes
  vars:
    elasticsearch:
      config: true
      config_dir: /etc/elasticsearch
      data_dir: /var/lib/elasticsearch
      heap_size: "{{ (ansible_memtotal_mb * elasticsearch_heap_size_multiplier)|round|int }}m"
      home_dir: /usr/share/elasticsearch
      listen_interface: enp0s8
      log_dir: /var/log/elasticsearch
      pid_dir: /var/run/elasticsearch
      startup_sleep_time: 5
      version_major_version: 5.x
      version_minor_version: 5.6.14
    elasticsearch_configuration:
      action.auto_create_index: false
      cluster.name: graylog
      # # Define a specific interface to bind elasticsearch on for clustering
      # # Usually not required
      # # Vagrant instances requires this...
      # # examples....(_eth1_|_enp0s8_)
      network.publish_host: "{{ '_' + elasticsearch['listen_interface'] + '_' }}"
      node.name: "{{ ansible_hostname }}"
    elasticsearch_heap_size_multiplier: 0.5
    elasticsearch_repo_key: https://artifacts.elastic.co/GPG-KEY-elasticsearch
    graylog_server_password_secret: OjGhjkX3augZSLGcC7YJNzC1DMJ8KgvX8TeJlP7KCaqcrj5Z32MPSfqFTYBDbhNkuKN4FtR7DNSO7OUG3P8qFPfilmrvcJ2l
    graylog_server_root_password: 5e884898da28047151d0e56f8dc6292773603d0d6aabbdd62a11ef721d1542d8
  roles:
    - role: ansible-timezone
    - role: ansible-oracle-java8
    - role: ansible-elasticsearch
    - role: ansible-mongodb
    - role: ansible-graylog
  tasks: