Ansible/Hosts

Topics and pages related to the Ansible hosts file

Topics

• Ansible/Groups - a page covering how to use the Ansible hosts file to collect servers into groups, useful for defining roles, tasks, and deployment environments

• Ansible/Group Variables - applying variables to an entire group

• Ansible/Host Naming - naming hosts, pets vs cattle, etc.

• Ansible/Hosts/Dynamic Inventory - example script for managing dynamic inventory, to avoid manually managing hosts

• Ansible/Splitting Hosts File - when the hosts file gets long and number of machines being managed gets large, you may need to split the hosts file into parts.

Ansible and AWS

• Ansible/Hosts/AWS - how to set up the Ansible hosts file when the hosts are managed by AWS
  • Ansible/Hosts/Dynamic Inventory - example script for managing dynamic inventory

Examples

Basic Example

• Ansible/Nginx Playbook - an Ansible hosts file demonstrating a simple one-machine Nginx server

Advanced Example

• Ansible/Full Stack Playbook - an Ansible hosts file demonstrating a complex grouping strategy to organize the deployment of a full stack web application into 3 different environments