How to migrate from docker-compose to vagrant?

@hal.littel 

Migrating from Docker Compose to Vagrant involves transitioning your containerized environment to a virtual machine-based setup. Here is a general outline of the steps you can take to migrate from Docker Compose to Vagrant:

1. Install VirtualBox and Vagrant: Make sure you have VirtualBox and Vagrant installed on your machine. VirtualBox will be used to run the virtual machine, while Vagrant will be used to manage the virtual machine environment.
2. Create a Vagrantfile: In Vagrant, you define the virtual machine configuration in a file called Vagrantfile. You will need to create a new Vagrantfile that specifies the configuration of your virtual machine, including the base box, networking, and any provisioning scripts.
3. Determine your container dependencies: Identify the Docker containers that are currently being used in your Docker Compose setup. You will need to find equivalent software packages or configurations that can be installed on the virtual machine.
4. Provision the virtual machine: Use Vagrant to provision the virtual machine with the necessary software packages and configurations. You can use shell scripts, Chef, Puppet, or Ansible for provisioning, depending on your preference.
5. Test the virtual machine: Once the virtual machine is provisioned, test that it is functioning correctly and that your applications are running as expected in the new environment.
6. Migrate your data volumes: If you have data volumes in your Docker Compose setup, you will need to migrate them to the virtual machine. You can use tools like rsync or scp to transfer data between the containers and the virtual machine.
7. Update your development workflow: Adjust your development workflow to work with the new Vagrant-based environment. You may need to change how you deploy, manage, and monitor your applications in the virtual machine.
8. Clean up Docker Compose: Once you have verified that your applications are running smoothly in the Vagrant environment, you can remove the Docker Compose configuration and containers to complete the migration.

By following these steps, you can successfully migrate from a Docker Compose setup to a Vagrant-based virtual machine environment. Be sure to test thoroughly and make any necessary adjustments to ensure a smooth transition for your development workflow.