Search icon CANCEL
Subscription
0
Cart icon
Your Cart (0 item)
Close icon
You have no products in your basket yet
Save more on your purchases! discount-offer-chevron-icon
Savings automatically calculated. No voucher code required.
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Newsletter Hub
Free Learning
Arrow right icon
timer SALE ENDS IN
0 Days
:
00 Hours
:
00 Minutes
:
00 Seconds
Mastering Go for DevOps
Mastering Go for DevOps

Mastering Go for DevOps: Master building, automating, and scaling cloud infrastructure with Go

Arrow left icon
Profile Icon Engin Polat
Arrow right icon
$49.99
Paperback Dec 2025 370 pages 1st Edition
eBook
$35.99 $39.99
Paperback
$49.99
Subscription
Free Trial
Renews at $19.99p/m
Arrow left icon
Profile Icon Engin Polat
Arrow right icon
$49.99
Paperback Dec 2025 370 pages 1st Edition
eBook
$35.99 $39.99
Paperback
$49.99
Subscription
Free Trial
Renews at $19.99p/m
eBook
$35.99 $39.99
Paperback
$49.99
Subscription
Free Trial
Renews at $19.99p/m

What do you get with Print?

Product feature icon Instant access to your digital copy whilst your Print order is Shipped
Product feature icon Paperback book shipped to your preferred address
Product feature icon Redeem a companion digital copy on all Print orders
Product feature icon Access this title in our online reader with advanced features
Product feature icon DRM FREE - Read whenever, wherever and however you want
Product feature icon AI Assistant (beta) to help accelerate your learning
Modal Close icon
Payment Processing...
tick Completed

Shipping Address

Billing Address

Shipping Methods
Table of content icon View table of contents Preview book icon Preview Book

Mastering Go for DevOps

Developing Command-Line Interfaces with Go

In today’s DevOps ecosystem, command-line interfaces (CLIs) are more than just helpful utilities; they’re core tools that empower engineers to streamline workflows, manage infrastructure, and orchestrate complex deployments with precision and speed.

A well-designed CLI tool enables seamless automation, giving DevOps teams the agility they need to handle everything from routine tasks to high-stakes production issues. For any DevOps professional, mastering the creation of CLI tools can open doors to greater efficiency, reliability, and control over infrastructure.

This chapter focuses on building robust and elegant CLI applications with Go, a language well suited for DevOps needs. Go brings specific strengths that make it an ideal choice for developing CLIs that need to perform reliably across diverse environments, scale with demands, and operate efficiently under heavy workloads.

In this chapter, we will cover the...

Join our book community on Discord!

https://packt.link/mqfS2

In today's DevOps ecosystem, command-line interfaces (CLIs) are more than just helpful utilities, they're core tools that empower engineers to streamline workflows, manage infrastructure, and orchestrate complex deployments with precision and speed.A well-designed CLI tool enables seamless automation, giving DevOps teams the agility they need to handle everything from routine tasks to high-stakes production issues. For any DevOps professional, mastering the creation of CLI tools can open doors to greater efficiency, reliability, and control over infrastructure.This chapter focuses on building robust and elegant CLI applications with Go, a language well-suited for DevOps needs. Go brings specific strengths that make it an ideal choice for developing CLIs that need to perform reliably across diverse environments, scale with demands, and operate efficiently under heavy workloads.

In this chapter, we will cover the following...

Why Go is the perfect match for CLI development in DevOps

Command-line interfaces (CLIs) play an important role in DevOps by helping teams automate tasks, interact with infrastructure, and manage systems more efficiently. Whether it's deploying services, configuring environments, or pulling logs, CLI tools give engineers precision and speed at the keyboard. In DevOps, where repeatability and automation are essential, building custom CLI tools allows teams to tailor workflows to their exact needs.Go is particularly well-suited for building CLI tools that meet these demands. It combines performance, portability, and simplicity in a way that supports the fast-paced and often complex nature of DevOps work.

  • Cross-compilation: Go's built-in cross-compilation capabilities allow developers to build executables for multiple operating systems, such as Linux, macOS, and Windows, from a single codebase. This flexibility is especially useful in DevOps, where tools must often work across...

Building reliable, user-friendly, and efficient CLI tools in Go

In this section, you will learn how to build a well-structured, practical CLI application in Go that meets the demands of real-world DevOps scenarios. You'll learn how to organize commands, handle arguments and flags, and output information in a way that's user-friendly and polished. We'll also cover CLI best practices, such as error handling, code organization, and maintaining consistent behavior across environments, ensuring your application is as robust as it is functional.Through hands-on examples and step-by-step guidance, this section aims to give you the skills to develop, test, and refine Go-based CLIs that are effective, efficient, and ready for deployment.

Command parsing and argument handling

Command parsing and argument handling are key parts of any command-line application. These features allow a CLI tool to understand what action the user wants to perform and what data they want to provide.Commands...

Summary

In this chapter, we explored the essentials of developing command-line interfaces (CLIs) using Go, a language well-suited for DevOps needs. We started by understanding the importance of CLIs in the DevOps ecosystem and why Go is an ideal choice for building these tools. We then delved into various methods for parsing commands and handling arguments, from basic approaches using the os and flag packages to more advanced techniques with the cobra package. Additionally, we covered the best practices for organizing commands, error handling, and providing user-friendly output.We also examined how to enhance CLI applications with effective output formatting, including the use of tables and color for better readability and user feedback. Networking best practices were discussed, emphasizing concurrency, error handling, secure connections, and rate limiting to build robust and reliable tools.Finally, we highlighted the importance of intuitive command structures, comprehensive documentation...

Left arrow icon Right arrow icon

Key benefits

  • Build scalable DevOps tools, APIs, and CLIs using Go
  • Develop custom Terraform providers and test them with the SDK
  • Integrate Prometheus metrics, AWS, and Azure cloud SDKs
  • Purchase of the print or Kindle book includes a free PDF eBook

Description

Mastering Go for DevOps shows you how to harness Go to build production-ready tools, from interactive CLIs to observability integrations and custom Terraform providers. Mastering Go for DevOps takes a hands-on approach, teaching you how to create robust CLI applications, develop RESTful APIs and gRPC services, and integrate monitoring solutions with Prometheus. You'll extend Terraform with custom providers, write comprehensive unit and integration tests using the Terraform SDK, and automate your testing in CI/CD pipelines with GitHub Actions. You'll also explore cloud-native development by integrating Go applications with AWS and Azure SDKs and deploying serverless functions with AWS Lambda and Azure Functions. Whether you're building automation scripts or distributed systems, this book equips you with the skills to streamline and scale your infrastructure operations. By the end of this book, you'll know how to build Go-based DevOps tools, automate infrastructure provisioning, and create cloud-native systems ready for real-world deployment.

Who is this book for?

This book is for DevOps engineers, cloud engineers, and infrastructure specialists who want to build scalable automation and tooling using Go. Prior knowledge of Go and DevOps concepts such as version control, pipelines, and YAML is recommended.

What you will learn

  • Develop interactive CLIs and package them for distribution
  • Implement RESTful APIs and gRPC services in Go
  • Integrate Prometheus metrics and build custom exporters
  • Build custom Terraform providers with CRUD support
  • Write unit and integration tests using the Terraform SDK
  • Automate testing workflows in GitHub Actions
  • Use Go to interact with AWS and Azure services programmatically
  • Create and deploy serverless functions using AWS Lambda and Azure Functions
Estimated delivery fee Deliver to Russia

Economy delivery 10 - 13 business days

$6.95

Premium delivery 6 - 9 business days

$21.95
(Includes tracking information)

Product Details

Country selected
Publication date, Length, Edition, Language, ISBN-13
Publication date : Dec 15, 2025
Length: 370 pages
Edition : 1st
Language : English
ISBN-13 : 9781837027330
Concepts :

What do you get with Print?

Product feature icon Instant access to your digital copy whilst your Print order is Shipped
Product feature icon Paperback book shipped to your preferred address
Product feature icon Redeem a companion digital copy on all Print orders
Product feature icon Access this title in our online reader with advanced features
Product feature icon DRM FREE - Read whenever, wherever and however you want
Product feature icon AI Assistant (beta) to help accelerate your learning
Modal Close icon
Payment Processing...
tick Completed

Shipping Address

Billing Address

Shipping Methods
Estimated delivery fee Deliver to Russia

Economy delivery 10 - 13 business days

$6.95

Premium delivery 6 - 9 business days

$21.95
(Includes tracking information)

Product Details

Publication date : Dec 15, 2025
Length: 370 pages
Edition : 1st
Language : English
ISBN-13 : 9781837027330
Concepts :

Packt Subscriptions

See our plans and pricing
Modal Close icon
$19.99 billed monthly
Feature tick icon Unlimited access to Packt's library of 7,000+ practical books and videos
Feature tick icon Constantly refreshed with 50+ new titles a month
Feature tick icon Exclusive Early access to books as they're written
Feature tick icon Solve problems while you work with advanced search and reference features
Feature tick icon Offline reading on the mobile app
Feature tick icon Simple pricing, no contract
$199.99 billed annually
Feature tick icon Unlimited access to Packt's library of 7,000+ practical books and videos
Feature tick icon Constantly refreshed with 50+ new titles a month
Feature tick icon Exclusive Early access to books as they're written
Feature tick icon Solve problems while you work with advanced search and reference features
Feature tick icon Offline reading on the mobile app
Feature tick icon Choose a DRM-free eBook or Video every month to keep
Feature tick icon PLUS own as many other DRM-free eBooks or Videos as you like for just $5 each
Feature tick icon Exclusive print discounts
$279.99 billed in 18 months
Feature tick icon Unlimited access to Packt's library of 7,000+ practical books and videos
Feature tick icon Constantly refreshed with 50+ new titles a month
Feature tick icon Exclusive Early access to books as they're written
Feature tick icon Solve problems while you work with advanced search and reference features
Feature tick icon Offline reading on the mobile app
Feature tick icon Choose a DRM-free eBook or Video every month to keep
Feature tick icon PLUS own as many other DRM-free eBooks or Videos as you like for just $5 each
Feature tick icon Exclusive print discounts

Table of Contents

20 Chapters
Part 1: Go Foundations - CLI, Monitoring, and APIs Chevron down icon Chevron up icon
Developing Command-Line Interfaces with Go Chevron down icon Chevron up icon
Packaging and Distributing Go CLIs Chevron down icon Chevron up icon
Integrating Go Applications with Prometheus Chevron down icon Chevron up icon
Writing Go Exporters for Prometheus Chevron down icon Chevron up icon
Building and Consuming RESTful APIs with Go Chevron down icon Chevron up icon
Working with gRPC and Microservices Architecture Chevron down icon Chevron up icon
Part 2: Build Custom Terraform Providers with Go Chevron down icon Chevron up icon
Using Go to Build Custom Terraform Providers Chevron down icon Chevron up icon
Writing Unit Tests and Integration Tests for Terraform Providers Chevron down icon Chevron up icon
Documenting and Publishing Terraform Providers Chevron down icon Chevron up icon
Automating Testing in Pipelines Chevron down icon Chevron up icon
Part 3: Go for Cloud Services Chevron down icon Chevron up icon
Integrating Go Applications with the AWS SDK Chevron down icon Chevron up icon
Integrating Go Applications with the Azure SDK Chevron down icon Chevron up icon
Serverless Computing Using AWS Lambda Chevron down icon Chevron up icon
Serverless Computing Using Azure Functions Chevron down icon Chevron up icon
Unlock Your Exclusive Benefits Chevron down icon Chevron up icon
Other Books You May Enjoy Chevron down icon Chevron up icon
Index Chevron down icon Chevron up icon
Get free access to Packt library with over 7500+ books and video courses for 7 days!
Start Free Trial

FAQs

What is the digital copy I get with my Print order? Chevron down icon Chevron up icon

When you buy any Print edition of our Books, you can redeem (for free) the eBook edition of the Print Book you’ve purchased. This gives you instant access to your book when you make an order via PDF, EPUB or our online Reader experience.

What is the delivery time and cost of print book? Chevron down icon Chevron up icon

Shipping Details

USA:

'

Economy: Delivery to most addresses in the US within 10-15 business days

Premium: Trackable Delivery to most addresses in the US within 3-8 business days

UK:

Economy: Delivery to most addresses in the U.K. within 7-9 business days.
Shipments are not trackable

Premium: Trackable delivery to most addresses in the U.K. within 3-4 business days!
Add one extra business day for deliveries to Northern Ireland and Scottish Highlands and islands

EU:

Premium: Trackable delivery to most EU destinations within 4-9 business days.

Australia:

Economy: Can deliver to P. O. Boxes and private residences.
Trackable service with delivery to addresses in Australia only.
Delivery time ranges from 7-9 business days for VIC and 8-10 business days for Interstate metro
Delivery time is up to 15 business days for remote areas of WA, NT & QLD.

Premium: Delivery to addresses in Australia only
Trackable delivery to most P. O. Boxes and private residences in Australia within 4-5 days based on the distance to a destination following dispatch.

India:

Premium: Delivery to most Indian addresses within 5-6 business days

Rest of the World:

Premium: Countries in the American continent: Trackable delivery to most countries within 4-7 business days

Asia:

Premium: Delivery to most Asian addresses within 5-9 business days

Disclaimer:
All orders received before 5 PM U.K time would start printing from the next business day. So the estimated delivery times start from the next day as well. Orders received after 5 PM U.K time (in our internal systems) on a business day or anytime on the weekend will begin printing the second to next business day. For example, an order placed at 11 AM today will begin printing tomorrow, whereas an order placed at 9 PM tonight will begin printing the day after tomorrow.


Unfortunately, due to several restrictions, we are unable to ship to the following countries:

  1. Afghanistan
  2. American Samoa
  3. Belarus
  4. Brunei Darussalam
  5. Central African Republic
  6. The Democratic Republic of Congo
  7. Eritrea
  8. Guinea-bissau
  9. Iran
  10. Lebanon
  11. Libiya Arab Jamahriya
  12. Somalia
  13. Sudan
  14. Russian Federation
  15. Syrian Arab Republic
  16. Ukraine
  17. Venezuela
What is custom duty/charge? Chevron down icon Chevron up icon

Customs duty are charges levied on goods when they cross international borders. It is a tax that is imposed on imported goods. These duties are charged by special authorities and bodies created by local governments and are meant to protect local industries, economies, and businesses.

Do I have to pay customs charges for the print book order? Chevron down icon Chevron up icon

The orders shipped to the countries that are listed under EU27 will not bear custom charges. They are paid by Packt as part of the order.

List of EU27 countries: www.gov.uk/eu-eea:

A custom duty or localized taxes may be applicable on the shipment and would be charged by the recipient country outside of the EU27 which should be paid by the customer and these duties are not included in the shipping charges been charged on the order.

How do I know my custom duty charges? Chevron down icon Chevron up icon

The amount of duty payable varies greatly depending on the imported goods, the country of origin and several other factors like the total invoice amount or dimensions like weight, and other such criteria applicable in your country.

For example:

  • If you live in Mexico, and the declared value of your ordered items is over $ 50, for you to receive a package, you will have to pay additional import tax of 19% which will be $ 9.50 to the courier service.
  • Whereas if you live in Turkey, and the declared value of your ordered items is over € 22, for you to receive a package, you will have to pay additional import tax of 18% which will be € 3.96 to the courier service.
How can I cancel my order? Chevron down icon Chevron up icon

Cancellation Policy for Published Printed Books:

You can cancel any order within 1 hour of placing the order. Simply contact customercare@packt.com with your order details or payment transaction id. If your order has already started the shipment process, we will do our best to stop it. However, if it is already on the way to you then when you receive it, you can contact us at customercare@packt.com using the returns and refund process.

Please understand that Packt Publishing cannot provide refunds or cancel any order except for the cases described in our Return Policy (i.e. Packt Publishing agrees to replace your printed book because it arrives damaged or material defect in book), Packt Publishing will not accept returns.

What is your returns and refunds policy? Chevron down icon Chevron up icon

Return Policy:

We want you to be happy with your purchase from Packtpub.com. We will not hassle you with returning print books to us. If the print book you receive from us is incorrect, damaged, doesn't work or is unacceptably late, please contact Customer Relations Team on customercare@packt.com with the order number and issue details as explained below:

  1. If you ordered (eBook, Video or Print Book) incorrectly or accidentally, please contact Customer Relations Team on customercare@packt.com within one hour of placing the order and we will replace/refund you the item cost.
  2. Sadly, if your eBook or Video file is faulty or a fault occurs during the eBook or Video being made available to you, i.e. during download then you should contact Customer Relations Team within 14 days of purchase on customercare@packt.com who will be able to resolve this issue for you.
  3. You will have a choice of replacement or refund of the problem items.(damaged, defective or incorrect)
  4. Once Customer Care Team confirms that you will be refunded, you should receive the refund within 10 to 12 working days.
  5. If you are only requesting a refund of one book from a multiple order, then we will refund you the appropriate single item.
  6. Where the items were shipped under a free shipping offer, there will be no shipping costs to refund.

On the off chance your printed book arrives damaged, with book material defect, contact our Customer Relation Team on customercare@packt.com within 14 days of receipt of the book with appropriate evidence of damage and we will work with you to secure a replacement copy, if necessary. Please note that each printed book you order from us is individually made by Packt's professional book-printing partner which is on a print-on-demand basis.

What tax is charged? Chevron down icon Chevron up icon

Currently, no tax is charged on the purchase of any print book (subject to change based on the laws and regulations). A localized VAT fee is charged only to our European and UK customers on eBooks, Video and subscriptions that they buy. GST is charged to Indian customers for eBooks and video purchases.

What payment methods can I use? Chevron down icon Chevron up icon

You can pay with the following card types:

  1. Visa Debit
  2. Visa Credit
  3. MasterCard
  4. PayPal
What is the delivery time and cost of print books? Chevron down icon Chevron up icon

Shipping Details

USA:

'

Economy: Delivery to most addresses in the US within 10-15 business days

Premium: Trackable Delivery to most addresses in the US within 3-8 business days

UK:

Economy: Delivery to most addresses in the U.K. within 7-9 business days.
Shipments are not trackable

Premium: Trackable delivery to most addresses in the U.K. within 3-4 business days!
Add one extra business day for deliveries to Northern Ireland and Scottish Highlands and islands

EU:

Premium: Trackable delivery to most EU destinations within 4-9 business days.

Australia:

Economy: Can deliver to P. O. Boxes and private residences.
Trackable service with delivery to addresses in Australia only.
Delivery time ranges from 7-9 business days for VIC and 8-10 business days for Interstate metro
Delivery time is up to 15 business days for remote areas of WA, NT & QLD.

Premium: Delivery to addresses in Australia only
Trackable delivery to most P. O. Boxes and private residences in Australia within 4-5 days based on the distance to a destination following dispatch.

India:

Premium: Delivery to most Indian addresses within 5-6 business days

Rest of the World:

Premium: Countries in the American continent: Trackable delivery to most countries within 4-7 business days

Asia:

Premium: Delivery to most Asian addresses within 5-9 business days

Disclaimer:
All orders received before 5 PM U.K time would start printing from the next business day. So the estimated delivery times start from the next day as well. Orders received after 5 PM U.K time (in our internal systems) on a business day or anytime on the weekend will begin printing the second to next business day. For example, an order placed at 11 AM today will begin printing tomorrow, whereas an order placed at 9 PM tonight will begin printing the day after tomorrow.


Unfortunately, due to several restrictions, we are unable to ship to the following countries:

  1. Afghanistan
  2. American Samoa
  3. Belarus
  4. Brunei Darussalam
  5. Central African Republic
  6. The Democratic Republic of Congo
  7. Eritrea
  8. Guinea-bissau
  9. Iran
  10. Lebanon
  11. Libiya Arab Jamahriya
  12. Somalia
  13. Sudan
  14. Russian Federation
  15. Syrian Arab Republic
  16. Ukraine
  17. Venezuela
Modal Close icon
Modal Close icon