Chapter 2. Puppet Infrastructure

In this chapter, we will cover:

• Installing Puppet
• Managing your manifests with Git
• Creating a decentralized Puppet architecture
• Writing a papply script
• Running Puppet from cron
• Bootstrapping Puppet with bash
• Creating a centralized Puppet infrastructure
• Creating certificates with multiple DNS names
• Running Puppet from passenger
• Setting up the environment
• Configuring PuppetDB
• Configuring Hiera
• Setting-node specific data with Hiera
• Storing secret data with hiera-gpg
• Using MessagePack serialization
• Automatic syntax checking with Git hooks
• Pushing code around with Git
• Managing environments with Git