DevOps：Puppet，Docker，and Kubernetes

封面

版权信息

Credits

Preface

Part 1. Module 1

Chapter 1. Puppet Language and Style

Introduction

Adding a resource to a node

Using Facter to describe a node

Installing a package before starting a service

Installing configuring and starting a service

Using community Puppet style

Creating a manifest

Checking your manifests with Puppet-lint

Using modules

Using standard naming conventions

Using inline templates

Iterating over multiple items

Writing powerful conditional statements

Using regular expressions in if statements

Using selectors and case statements

Using the in operator

Using regular expression substitutions

Using the future parser

Chapter 2. Puppet Infrastructure

Introduction

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

Chapter 3. Writing Better Manifests

Introduction

Using arrays of resources

Using resource defaults

Using defined types

Using tags

Using run stages

Using roles and profiles

Passing parameters to classes

Passing parameters from Hiera

Writing reusable cross-platform manifests

Getting information about the environment

Importing dynamic information

Passing arguments to shell commands

Chapter 4. Working with Files and Packages

Introduction

Making quick edits to config files

Editing INI style files with puppetlabs-inifile

Using Augeas to reliably edit config files

Building config files using snippets

Using ERB templates

Using array iteration in templates

Using EPP templates

Using GnuPG to encrypt secrets

Installing packages from a third-party repository

Comparing package versions

Chapter 5. Users and Virtual Resources

Introduction

Using virtual resources

Managing users with virtual resources

Managing users' SSH access

Managing users' customization files

Using exported resources

Chapter 6. Managing Resources and Files

Introduction

Distributing cron jobs efficiently

Scheduling when resources are applied

Using host resources

Using exported host resources

Using multiple file sources

Distributing and merging directory trees

Cleaning up old files

Auditing resources

Temporarily disabling resources

Chapter 7. Managing Applications

Introduction

Using public modules

Managing Apache servers

Creating Apache virtual hosts

Creating nginx virtual hosts

Managing MySQL

Creating databases and users

Chapter 8. Internode Coordination

Introduction

Managing firewalls with iptables

Building high-availability services using Heartbeat