Continuous Delivery with Docker and Jenkins

Running deployment

As always, we can execute the playbook using the ansible-playbook command. Before that, we need to build the calculator project with Gradle.

$ ./gradlew build$ ansible-playbook playbook.yml

After the successful deployment, the service should be available and we can check it's working at http://192.168.0.242:8080/sum?a=1&b=2. As expected, it should return 3 as the output.

Note that we have configured the whole environment by executing one command. What's more, if we need to scale the service, then it's enough to add a new server to the inventory and re-run the ansible-playbook command.

We have showed how to use Ansible for environment configuration and application deployment. The next step is to use Ansible together with ...