Elasticsearch
This role is intended to deploy Elasticsearch node, you have some variables that can be used to customize the installation:
- elasticsearch_network_host: defines listen ip address (default: - 127.0.0.1).
- elasticsearch_http_port: defines listen port (default: - 9200).
- elasticsearch_jvm_xms: amount of memory for java (default: - null).
- elastic_stack_version: defines elk version to be installed. 
You can create a YAML file wazuh-elastic.yml to be used by Ansible playbook:
- hosts: elasticsearch
  roles:
  - ansible-role-elasticsearch
You can set your custom variable definitions for different environments, for example:
- For production environment - vars-production.yml:
elasticsearch_network_host: '10.1.1.10'
- For development environment - vars-development.yml:
elasticsearch_network_host: '192.168.0.10'
Next, run the ansible playbook:
$ ansible-playbook wazuh-elastic.yml -e@vars-production.yml
The example above will install Elasticsearch and set the listen address to: 10.1.1.10 using vars-production.yml.
Please review the references section to see all variables available for this role.