Continuous Delivery with Docker and Jenkins

Exercises

In this chapter, we have covered Docker Swarm and the clustering process in detail. In order to enhance this knowledge, we recommend the following exercises:

1. Set up a swarm cluster that consists of three nodes:

• • Use one machine as the manager node and two machines as worker nodes
  • You can use physical machines connected to one network, machines from the cloud provider, or VirtualBox machines with the shared network
  • Check that the cluster is configured properly using the docker node command

 

2. Run/scale a hello world service on the cluster:

• • The service can look exactly the same as described in the exercises for Chapter 2, Introducing Docker
  • Publish the port so that it will be accessible from outside of the cluster
  • Scale ...