Learn Kubernetes Weekly issue 60

Kubernetes network with Cilium and eBPF, RSS to WSS: navigating Kubernetes memory metrics, Portless ports, Validating admission policies

3 Jan 2024

Articles

  1. Kubernetes network learning with Cilium and eBPF

    Addo Zhang

    In this guide, you will learn how Cilium processes packets in Kubernetes using eBPF.

  2. From RSS to WSS: navigating the depths of Kubernetes memory metrics

    Yuval

    This article delves into the complexities of memory metrics and reveals the surprisingly different perspectives of Kubernetes and Linux on memory.

  3. Portless ports: demystifying Kubernetes port forwarding

    Arjun Mundamani

    In this article, you'll explore the complexities of Kubernetes network management, iptables, and port forwarding and discover how Kubernetes hides service ports from traditional tools like netstat.

  4. Secure your NGINX ingress controller behind cloud armor or identity-aware proxy (IAP)

    Mathieu Benoit

    In this tutorial, you will learn how to secure your Nginx Ingress controller (or any 3rd party reverse proxy you may use in GKE) behind Cloud Armor or Identity-Aware Proxy (IAP).

  5. Effortless in-cluster validation with Kubernetes: introducing validating admission policies

    Eyal Zekaria

    In this tutorial, you will learn how to validate Kubernetes resources with Validating Admission Policies (VAPs) and Common Expression Language (CEL).

  6. External Vault to Kubernetes clusters integration

    Igor Kanshyn

    This article describes how to:

    1. Enable Vault to Kubernetes cluster integration.
    2. Create a shell script file that defines secret values as environment variables in Kubernetes pods.

Articles worth checking out:

⎈ Become an expert in Kubernetes: Advanced Kubernetes course

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Get your hands dirty with Kubernetes and learn what makes Kubernetes tick in a session packed with hands-on labs!

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Kubernetes jobs

    • DevOps Engineer with Rockstar Games

    • Salary: $88.5K to $113.8K a year

    • Location: based in the office in Manhattan, NY, USA

    • Tech stack: Kubernetes, ArgoCD, Docker, Shell, Python, Powershell, Mongo, Redis, PostgreSQL, Airflow

    • Software Engineer with REWE International Dienstleistungsgesellschaft

    • Salary: €50.2K a year

    • Location: remote from Austria

    • Tech stack: Kubernetes, Docker, Java, PostgreSQL, Kafka

Discover more Kubernetes jobs on Kube Careers →

Code & tools

  1. image-builder: building Kubernetes disk images

    Image Builder is a tool for building Kubernetes virtual machine images across multiple infrastructure providers.

    The resulting VM images are intended to be used with Cluster API but should be suitable for other setups that rely on Kubeadm.

  2. Logging operator for Kubernetes

    The Logging operator solves your logging-related problems in Kubernetes environments by automating the deployment and configuration of a Kubernetes logging pipeline.

  3. kubebuilder-declarative-pattern

    kubebuilder-declarative-pattern provides a set of tools for building declarative cluster operators with kubebuilder.

  4. DARK: Dashboards As Resources in Kubernetes.

    DARK provides a way to define and deploy Grafana dashboards with Custom Resource Definitions.

    If you want to version your dashboards and deploy them across environments, this project is meant for you.

  5. Airgapify: manifests to Docker image

    airgapify is a tool that will construct a Docker image archive from a set of Kubernetes manifests.

Other interesting projects:

Upcoming Kubernetes events

  1. Jan

    4

    Mastering software operators for data and AI

    Online webinar organized by Canonical.

    • This is a virtual event

    • This is a free event.

  2. Jan

    6

    Optimising data workloads using Argo workflows and Kubernetes & Cilium introduction

    Online meetup organized by Cloud Native Madurai.

    • This is a virtual event

    • This is a free event.

  3. Jan

    6

    Understanding deployment options in Kubernetes

    Online webinar organized by DevOpsUniversity.

    • This is a virtual event

    • This is a free event.

  4. Jan

    8

    NDC Security

    In-person conference organized by NDC Conferences.

    • Location: Oslo, NO

    • This event requires an entrance fee

  5. Jan

    9

    Unifying observability with OpenTelemetry collector and operator

    Online & in-person meetup organized by Cloud Native Luxembourg.

    • Location: Luxembourg, LU and virtual

    • This is a free event.

  6. Feb

    19

    Advanced Kubernetes course

    In-person workshop organized by Learnk8s.

    • Location: Munich, DE

    • This event requires an entrance fee

Discover more Kubernetes events on Kube Events →

Kubernetes Call for Papers

  1. expired

    Kubernetes Community Days Costa Rica 2024

    The Call For Paper was open until 1 February 2024 at UTC. More info →

    • Location: Heredia, CR

    • In-person conference organized by KCD Costa Rica.

    • The conference starts on the 1 March 2024.

    • Apply here

  2. expired

    Kubernetes Community Days Romania 2024

    The Call For Paper was open until 31 January 2024 at UTC. More info →

    • Location: Bucharest, RO

    • In-person conference organized by KCD Romania.

    • The conference starts on the 25 April 2024.

    • Apply here

  3. expired

    Kubernetes Community Days Texas 2024

    The Call For Paper was open until 5 February 2024 at UTC. More info →

    • Location: Irving, TX, USA

    • In-person conference organized by KCD Texas.

    • The conference starts on the 12 April 2024.

    • Apply here

  4. expired

    Kubernetes Community Days Guadalajara 2024

    The Call For Paper was open until 9 January 2024 at UTC. More info →

    • Location: Guadalajara, MX

    • In-person conference organized by KCD Guadalajara.

    • The conference starts on the 23 February 2024.

    • Apply here

  5. expired

    Kubernetes Community Days Istanbul

    The Call For Paper was open until 31 January 2024 at UTC. More info →

    • Location: Istanbul, TR

    • In-person conference organized by KCD Istanbul.

    • The conference starts on the 15 May 2024.

    • Apply here

  6. expired

    Kubernetes Community Days Munich 2024

    The Call For Paper was open until 31 January 2024 at UTC. More info →

    • Location: Munich, DE

    • In-person conference organized by KCD Munich.

    • The conference starts on the 2 July 2024.

    • Apply here

  7. expired

    KubeHuddle Toronto 2024

    The Call For Paper was open until 3 February 2024 at UTC. More info →

    • Location: Toronto, CA

    • In-person conference organized by KubeHuddle.

    • The conference starts on the 8 May 2024.

    • Apply here

  8. expired

    Cloud Native 2024

    The Call For Paper was open until 19 February 2024 at UTC. More info →

    • This is a virtual event

    • Online conference organized by Conf42.

    • The conference starts on the 21 March 2024.

    • Apply here

  9. expired

    DevOps fwdays'24

    The Call For Paper was open until 17 January 2024 at UTC. More info →

    • Location: Kyiv, UA and virtual

    • Online & in-person conference organized by fwdays.

    • The conference starts on the 17 February 2024.

    • Apply here

Until next time!

— Dan

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