December 2020
Intermediate to advanced
200 pages
4h 59m
English
Content preview from Building Serverless Applications with Google Cloud Run
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Chapter 8. Infrastructure as Code Using Terraform
In this chapter, I’ll show you how to work with Terraform, an infrastructure as code (IaC) tool. Terraform lets you recreate your entire project using one command. If you put your infrastructure specification in source control, you can easily manage changes and collaborate with your team.
Personally, I wouldn’t want to do any project without IaC. It is convenient to run terraform apply and have everything set up correctly, especially when your application grows beyond “Hello World” and you add more Cloud Run services, IAM configuration, links to Memorystore through a VPC Connector, and Cloud SQL, to name a few. You can run into challenges if you are setting everything up using one-off commands or scripts.
I’ll introduce IaC, help you get started with Terraform, and help you discover the Terraform workflow so you can figure out if it works for you.
What Is Infrastructure as Code?
Infrastructure is an abstract term that can have multiple interpretations, so I want to make sure our definitions are aligned. This is what I mean when I use these terms:
- Infrastructure
- All cloud resources that need to be present and configured when you want to create your entire application from scratch.
- Cloud resources
- Resources you can create through the Google Cloud API (using gcloud or the web console) are cloud resources. Examples are a Cloud Run service, a VPC Connector, and a Cloud SQL instance, but also a Google Cloud Project, a service account, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.