DevOps&SRE Library
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Библиотека статей по теме DevOps и SRE.

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State of Kubernetes Secrets Management in 2022

Everything you need to know for effectively managing Kubernetes Secrets.

https://www.doppler.com/blog/kubernetes-secrets-management-in-2022
Secure your website access with Kubernetes NGINX Ingress Controller, OAuth2 and Azure AD

Most of the applications do not provide authentication. You can fix that using Kubernetes, NGINX, Oauth2 and OIDC(Azure AD)

https://work.haufegroup.io/secure-your-application-with-k8s-nginx-ingress-oauth2-azuread
Database On Kubernetes

An Introduction to Deploying your Database on Kubernetes

https://chetak.hashnode.dev/database-on-kubernetes
awesome-runbook

A curated list of awesome runbook documents, guidebooks, software and resources.

https://github.com/runbear-io/awesome-runbook
Mastering Modular & Scalable Design: A Journey with Terraform and Terraform CDK

https://blog.stackademic.com/mastering-modular-scalable-design-a-journey-with-terraform-and-terraform-cdk-da1345a2bb4b
layerform

Layerform helps engineers create reusable environment stacks using plain `.tf` files.

https://github.com/ergomake/layerform
Architecting Kubernetes clusters — choosing a worker node size

TL;DR: Should you have a Kubernetes cluster with fewer larger nodes or many smaller nodes? This article discusses the pros and cons.

https://learnk8s.io/kubernetes-node-size
When is a CPU not a CPU? Benchmark of Kubernetes Providers and Node Efficiency

TLDR: On some cloud providers, you get half the CPU you expect due to burstable nodes. Without burstable nodes, overhead is improved but still significant.

https://home.robusta.dev/blog/k8s-node-benchmark
Приручаем GitLab 💻

«Каждый раз, подключаясь на проект, где используется GitLab, видишь одни и те же ошибки или проблемы. На Habr можно найти множество информации, связанной с кейсами, туториалами или просто интересными историями про GitLab. Но сколько бы ни было написано, найти место где было бы собрано всё и сразу — не получилось».

На хабре появилась новая статья, в которой автор рассказал про прикольные фишки Gitlab и инциденты, которые упростят вашу жизнь.

➡️ Приятного чтения!
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Terraform Hidden Gems! Secret Rotation with time_rotating

Secret management in IaC: Learn how to manage secrets using the time_rotating resource.

https://medium.com/cloud-native-daily/terraform-hidden-gems-secret-rotation-with-time-rotating-72ae8683ef7f
Immutable Infrastructure: How to Deploy Auto-Scalable Gitlab Runners in AWS Using Packer, Terraform, and Ansible

A step-by-step guide on how to provision highly scalable specific runners in AWS using Packer, Ansible, and Terraform

https://medium.com/cloud-native-daily/immutable-infrastructure-how-to-deploy-auto-scalable-gitlab-runners-in-aws-using-packer-7b7319068872
Elevate Your Terraform Game by leveraging for loops in Terraform

A guide to map transformation using for loops in Terraform.

https://medium.com/@akhilesh-mishra/elevate-your-terraform-game-by-leveraging-for-loops-in-terraform-5fe32e76847a
Terraform Patterns

This is purely my perspective as a practitioner with firsthand visibility into several working solutions in my career as a software consultant. Much of the vocabulary used in this series is of my own imagination and will surely cede to better nomenclature from the community. Moreover, many implementations I have seen in practice include multiple types of patterns discussed in this series.

Part 1: Module Types: https://medium.com/devoops-discourse/terraform-observed-part-1-module-types-9dec5aa9dc9f

Part 2: Module Arrangement: https://medium.com/devoops-discourse/terraform-observed-part-2-module-arrangement-109d2cf517e1

Part 3: State Misconceptions & Pitfalls: https://medium.com/devoops-discourse/terraform-patterns-observed-part-3-state-misconceptions-pitfalls-e051ca1b7be9
terravision

Terravision visualises Terraform code as live Professional Cloud Architecture Diagrams by analysing the code dynamically. Supports AWS, Google and Azure.

https://github.com/patrickchugh/terravision