How to define cluster groups in Ansible inventory

Define cluster groups in Ansible inventory. Define hosts that will contain multiple application clusters. $ cat hosts [application:children] application_cluster_development application_cluster_production [application_cluster_development] dev_server_1 ansible_host=127.0.0.1 dev_server_2 ansible_host=127.0.0.1 dev_server_3 ansible_host=127.0.0.1 [application_cluster_production] pro_server_1 ansible_host=127.0.0.1 pro_server_2 ansible_host=127.0.0.1 pro_server_3 ansible_host=127.0.0.1 Define default cluster configuration. cat group_vars/application/application.yml --- application__pool: 5 Define configuration for specific cluster. $ cat group_vars/application_cluster_production/application_cluster.yml --- application__pool: 10 Define […]