Building Docker containers using Jenkins
One of the important elements of creating an automated build is to ensure that the environment is consistent; unless you ensure consistency, you may find that integration tests pass when they should fail. Docker is perfect for this. By building your environment within a Docker container, you can ensure that your environment is the same from the initial build, right through to the production deployment and you can dispose of this environment after the build.
By utilizing Docker, you are also preparing for continuous deployment. A successful build within a container can be promoted to the next environment without needing to be amended. If it passes that environment, it can be passed onto the next and so on. ...
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