In this post we will understand and work with Docker compose.
What is Docker Compose?
Compose is a tool for defining and running multi-container Docker applications.
With Compose, you use a Compose file to configure your application’s services. Then, using a single command, you create and start all the services from your configuration
Compose is great for development, testing, and staging environments, as well as CI workflows
Docker compose manages Services
Docker compose commands helps to
Start, stop and rebuild services
View the status, logs of running services
Docker as CI?
An important part of any Continuous Deployment or Continuous Integration process is the automated test suite. Automated end-to-end testing requires an environment in which to run tests.
Compose provides a convenient way to create and destroy isolated testing environments for your test suite using compose file
What is Compose files?
Docker compose file is like a configuration file, where you define all the different stuffs we perform on command line (via powershell) into an file. But you can do more than what you do in command line as well
The file is basically an Yaml file (.yml)
Here are the complete videos of the above discussion
An Introduction to Docker Compose Working with multiple containers using Docker compose
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