In this chapter, we have seen how to configure Puppet to work in different environments. We have seen how having hieradata in different environments can allow developers to work independently.
Leveraging the utility of Git and Git Hooks, we can have custom build environments for each developer built automatically when the code is checked into our Git repository. This will allow us to greatly increase our developers' productivity and allow a team full of system administrators to work simultaneously on the same code base.
Tip
When your system administrators work on the same code, they will inevitably run into situations where they have edited the same code as each other. This leads to conflicts. Merging conflicts is a big part of working in a large group. There are numerous resources available only to help resolve merging issues. The Git branching game at http://pcottle.github.io/learnGitBranching/ is a good place to start.
In the next chapter, we'll see how public modules from the Puppet...