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DevOps & SRE notes

DevOps & SRE notes

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Helpful articles and tools for DevOps&SRE WhatsApp: https://whatsapp.com/channel/0029Vb79nmmHVvTUnc4tfp2F For paid consultation (RU/EN), contact: @tutunak All ways to support https://telegra.ph/How-support-the-channel-02-19

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  • حالة التحقق: غير موثّقة
  • معدل التفاعل (ER): يبلغ متوسط تفاعل الجمهور 15.90‎%. وخلال أول 24 ساعة من النشر يحصد المحتوى عادةً 4.81‎% من ردود الفعل نسبةً إلى إجمالي المشتركين.
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  • التفاعلات والاستجابة: يتفاعل الجمهور بانتظام؛ متوسط التفاعلات لكل منشور يبلغ 5.
  • الاهتمامات الموضوعية: يركز المحتوى على مواضيع رئيسية مثل kubernete, cluster, author, engineering, monitoring.

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Helpful articles and tools for DevOps&SRE WhatsApp: https://whatsapp.com/channel/0029Vb79nmmHVvTUnc4tfp2F For paid consultation (RU/EN), contact: @tutunak All ways to support https://telegra.ph/How-support-the-channel-02-19

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أرشيف المشاركات
A Kubernetes web UI that is fully-featured, user-friendly and extensible https://github.com/headlamp-k8s/headlamp

The challenges and solutions of gRPC load balancing in Kubernetes, a platform for deploying microservice applications. The authors describe how they implemented a custom DNS resolver class that uses a push-based mechanism to update the IP list of available backend servers, instead of relying on the default pull-based DNS resolution that is inefficient and unsynchronized. https://citymall.engineering/redefining-grpc-load-balancing-the-power-of-custom-dns-in-kubernetes-126ecc3cfb6c

A network load-balancer implementation for Kubernetes using standard routing protocols https://github.com/metallb/metallb

Helm Chart security scanner https://github.com/banzaicloud/chartsec

A developer who shares his experience of learning eBPF, a technology that allows the creation of programs that interact with the Linux kernel. https://www.kungfudev.com/blog/2023/10/14/the-beginning-of-my-ebpf-journey-kprobe-bcc

Marvin is a CLI tool that scans a k8s cluster by performing CEL expressions to report potential issues, misconfigurations and vulnerabilities. https://github.com/undistro/marvin

The article is about how to use Istio, a service mesh for Kubernetes, to implement authentication and authorization policies for microservices. The article demonstrates how to enable mutual TLS encryption, JWT authentication, and RBAC policies to secure service-to-service communication. The article also provides code examples and commands to configure and test the policies. https://www.infracloud.io/blogs/istio-authentication-authorization-policies/

A Golang Tool to discover unused Kubernetes Resources https://github.com/yonahd/kor

🐧 The immutable Linux meta-distribution for edge Kubernetes. https://github.com/kairos-io/kairos

The article is about how Adevinta, a company that provides an internal developer platform based on Kubernetes, enabled mixed-architecture deployments with ARM and x86 nodes. The article describes the challenges, solutions, and benefits of using a mutating webhook called Noe to automatically adjust node affinities based on the container images' supported architectures. The article also announces that Noe is open-sourced and invites the community to collaborate and improve it. https://medium.com/adevinta-tech-blog/transparently-providing-arm-nodes-to-4-000-engineers-c09c92314f2f

OpenYurt - Extending your native Kubernetes to edge(project under CNCF) https://github.com/openyurtio/openyurt

A batteries-included Python client library for Kubernetes that feels familiar for folks who already know how to use kubectl https://github.com/kr8s-org/kr8s

High-Performance Serverless event and data processing platform https://github.com/nuclio/nuclio

The article describes how DoorDash built an eBPF-powered agent called BPFAgent to monitor network traffic within their Kubernetes clusters. The article explains the benefits, challenges, and use cases of using eBPF probes to capture and enrich network events at the kernel level. https://doordash.engineering/2023/08/15/bpfagent-ebpf-for-monitoring-at-doordash/

Postgres zero-downtime migrations made easy https://github.com/xataio/pgroll

Programmatically generated handy kubectl aliases https://github.com/ahmetb/kubectl-aliases

The blog post is a hands-on guide to building a basic Docker-like environment using Linux namespaces, cgroups, and chroot12. It shows how to create an isolated container with its own file system, network, and resource limits. It also explains the concepts and commands behind each step of the process. https://qovery.com/blog/the-cost-of-upgrading-hundreds-of-kubernetes-clusters

The blog post is a hands-on guide to building a basic Docker-like environment using Linux namespaces, cgroups, and chroot. It shows how to create an isolated container with its own file system, network, and resource limits. It also explains the concepts and commands behind each step of the process. https://akashrajpurohit.com/blog/build-your-own-docker-with-linux-namespaces-cgroups-and-chroot-handson-guide/

DevSecOps for Air Gap & Limited-Connection Systems https://github.com/defenseunicorns/zarf

A command-line tool that helps you ship changes to a Kubernetes namespace and understand the result https://github.com/Shopify/krane

DevOps & SRE notes - إحصائيات وتحليلات قناة تيليجرام @devops_sre_notes