Chapter 10. Orchestrating Infrastructure with Ansible
Orchestration can mean different things at different times when used in different scenarios. The following are some of the orchestration scenarios described:
- Running ad hoc commands in parallel on a group of hosts, for example, using a
for loop to walk over a group of web servers to restart the Apache service. This is the crudest form of orchestration.
- Invoking an orchestration engine to launch another configuration management tool to enforce correct ordering.
- Configuring a multitier application infrastructure in a certain order with the ability to have fine-grained control over each step, and the flexibility to move back and forth while configuring multiple components. For example, installing ...