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Git with CI/CD and Deployment

📚 Lesson 12 of 12 ⏱️ 50 min

Git with CI/CD and Deployment

50 min

Git integrates seamlessly with continuous integration and deployment pipelines, enabling automated testing, building, and deployment triggered by Git events (pushes, tags, pull requests). CI/CD systems monitor Git repositories and execute workflows when specific events occur. This automation ensures code quality, enables rapid deployment, and reduces manual errors. Understanding Git-CI/CD integration enables modern development workflows. Git is the foundation of most CI/CD pipelines.

Git tags can be used to mark release versions for deployment, providing stable reference points for production releases. Tags are immutable pointers to specific commits, perfect for marking releases. Semantic versioning (v1.2.3) is common for tags. CI/CD systems can trigger deployments when tags are pushed. Understanding tags enables organized release management. Tags are essential for tracking releases.

Git hooks can trigger automated testing, building, and deployment processes, enabling automation at various Git workflow points. Pre-push hooks can run tests before allowing pushes. Post-receive hooks on servers can trigger deployments. Understanding hooks enables Git-based automation. Hooks are powerful for integrating Git with external systems.

Git branches can be protected to prevent direct pushes and require pull requests, ensuring code review and quality control. Protected branches enforce rules like requiring pull requests, requiring approvals, requiring status checks to pass, and preventing force pushes. Understanding branch protection enables maintaining code quality. Branch protection is essential for team collaboration.

Git can be integrated with issue tracking systems to link commits to specific issues, enabling traceability between code changes and requirements or bugs. Commit messages can reference issues (e.g., 'Fixes #123'), automatically linking commits to issues. This enables tracking what code addresses which issues. Understanding issue integration enables better project management. Issue integration improves project visibility.

Best practices include using tags for releases, protecting main branches, integrating with CI/CD, linking commits to issues, and automating testing and deployment. Understanding Git-CI/CD integration enables modern development workflows. Git is central to modern software delivery. CI/CD integration makes Git even more powerful for team collaboration and rapid delivery.

Key Concepts

  • Git integrates seamlessly with CI/CD pipelines.
  • Git tags mark release versions for deployment.
  • Git hooks trigger automated testing and deployment.
  • Protected branches enforce code review and quality.
  • Git integrates with issue tracking systems.

Learning Objectives

Master

  • Integrating Git with CI/CD pipelines
  • Using Git tags for release management
  • Setting up protected branches
  • Linking Git commits to issue tracking systems

Develop

  • Understanding modern development workflows
  • Designing automated deployment pipelines
  • Appreciating Git's role in CI/CD

Tips

  • Use Git tags to mark releases for deployment.
  • Protect main branches to enforce code review.
  • Integrate Git with CI/CD for automated testing and deployment.
  • Link commits to issues for better traceability.

Common Pitfalls

  • Not using tags for releases, making deployment tracking difficult.
  • Not protecting branches, allowing direct pushes to main.
  • Not integrating with CI/CD, missing automation benefits.
  • Not linking commits to issues, losing traceability.

Summary

  • Git integrates seamlessly with CI/CD and deployment.
  • Git tags mark releases for organized deployment.
  • Protected branches enforce code quality.
  • Understanding Git-CI/CD integration enables modern workflows.
  • Git is central to modern software delivery.

Exercise

Set up a deployment workflow using Git tags and automated processes.

# Create and push a release tag
git tag -a v1.2.0 -m "Release version 1.2.0"
git push origin v1.2.0

# In your CI/CD pipeline (e.g., GitHub Actions):
# name: Deploy on Release
# on:
#   push:
#     tags:
#       - 'v*'
# 
# jobs:
#   deploy:
#     runs-on: ubuntu-latest
#     steps:
#       - uses: actions/checkout@v2
#       - name: Deploy to production
#         run: |
#           echo "Deploying version ${{ github.ref_name }}"
#           # Add your deployment commands here

# Protect main branch (in GitHub repository settings):
# - Require pull request reviews
# - Require status checks to pass
# - Restrict pushes to matching branches

Code Editor

Output