Book Image

Mastering GitHub Actions

By : Eric Chapman
Book Image

Mastering GitHub Actions

By: Eric Chapman

Overview of this book

Navigating GitHub Actions often leaves developers grappling with inefficiencies and collaboration bottlenecks. Mastering GitHub Actions offers solutions to these challenges, ensuring smoother software development. With 16 extensive chapters, this book simplifies GitHub Actions, walking you through its vast capabilities, from team and enterprise features to organization defaults, self-hosted runners, and monitoring tools. You’ll learn how to craft reusable workflows, design bespoke templates, publish actions, incorporate external services, and introduce enhanced security measures. Through hands-on examples, you’ll gain best-practice insights for team-based GitHub Actions workflows and discover strategies for maximizing organization accounts. Whether you’re a software engineer or a DevOps guru, by the end of this book, you'll be adept at amplifying productivity and leveraging automation's might to refine your development process.
Table of Contents (22 chapters)
Free Chapter
1
Part 1:Centralized Workflows to Assist with Governance
7
Part 2: Implementing Advanced Patterns within Actions
14
Part 3: Best Practices, Patterns, Tricks, and Tips Toolkit

Workflow structuring and good habits

Structuring your GitHub Actions workflows and establishing good habits early on is critical for ensuring maintainability, readability, and efficiency. Here are some best practices:

  • Keep workflows focused and concise: It can be tempting to make a single workflow handle many aspects of your CI/CD process, but this can lead to workflows that are complex, hard to maintain, and difficult to understand.

    Instead, each workflow should have a single, clear purpose. For example, one workflow might be responsible for linting and running tests whenever code is pushed. Another workflow could handle deploying your application to a staging environment when a pull request is merged. This division of responsibilities makes it easier to understand the role of each workflow, simplifies troubleshooting when things go wrong, and allows for more flexible customization since changes in one workflow won’t affect others. It also allows you to take advantage...