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Istio Certified Associate Exam Preparation - Traffic Management Scenarios

Istio Certified Associate Exam Preparation - Traffic Management Scenarios
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These scenarios can be used standalone for ICA exam preparation or to learn and study Istio service mesh. Weekly new ones!

Yiadh TLIJANI
Yiadh TLIJANI
Labs
8 Deployment Strategies Explained and Compared

8 Deployment Strategies Explained and Compared
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It’s common to hear people referring to their deployment strategy as "DevOps", but that's not quite accurate. DevOps is a philosophy and culture, while deployment strategies are more narrowly focused on the actual steps used to deploy software. Still, it's important for your team to think about its deployment

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Yiadh TLIJANI
Introduction to Istio Service Mesh

Introduction to Istio Service Mesh
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Istio - Service Mesh to provide Traffic Control, Security and Observability for Kubernetes

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Yiadh TLIJANI
Kubernetes

Kubernetes Tools for Developers and Administrators
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A Kubernetes tool is any software or utility that helps manage, deploy, monitor, or scale applications within a Kubernetes cluster. Kubernetes itself is an open-source platform designed to automate deploying, scaling, and operating application containers. There are various tools within the Kubernetes ecosystem that enhance its functionality, streamline operations, and

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Lab 4/4 πŸ”¬Istio Ambiant Mesh

Lab 4/4 πŸ”¬Istio Ambiant Mesh
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Ambient interoperability with sidecarsAll the Pods don't need to use the new Ambient mode. You can have some Pods using sidecars while others are using Ambient. Let's create a new namespace called httpbin: kubectl create namespace httpbinTo use sidecars in this namespace, you need to label it accordingly: kubectl label

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Yiadh TLIJANI
Labs
Lab 3/4 πŸ”¬Istio Ambiant Mesh

Lab 3/4 πŸ”¬Istio Ambiant Mesh
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L7 authorization policiesL4 policies are useful but may not be sufficient for your needs. For example, you’ll be able to send any request to the web-api service from the sleep pod while you may only want to allow requests with the GET method. In order to have any L7

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Yiadh TLIJANI
Labs
Lab 2/3 πŸ”¬Istio Ambiant Mesh

Lab 2/3 πŸ”¬Istio Ambiant Mesh
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Add services to AmbientAdding services to Ambient is very simple. You just need to add the istio.io/dataplane-mode=ambient label to your namespace to have all the corresponding pods managed by Ambient. kubectl label namespace default istio.io/dataplane-mode=ambientNow, take a look at the logs of the Istio

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Yiadh TLIJANI
Labs
Lab 1/3 πŸ”¬Istio Ambiant Mesh

Lab 1/3 πŸ”¬Istio Ambiant Mesh
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Deploy a KinD cluster Set the context environment variable: export CLUSTER1=cluster1Run the following commands to deploy a multi node Kubernetes cluster using KinD: data/steps/deploy-kind-cluster/deploy-multi.sh 1 cluster1Creating cluster "kind1" ... βœ“ Ensuring node image (kindest/node:v1.24.0) πŸ–Ό βœ“ Preparing nodes πŸ“¦ πŸ“¦ πŸ“¦ πŸ“¦ βœ“ Writing configuration πŸ“œ βœ“ Starting control-plane πŸ•ΉοΈ βœ“ Installing CNI πŸ”Œ βœ“ Installing

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Yiadh TLIJANI
Labs