Writing Kubernetes Operator (Kluster) from Scratch
In this course, we will write a Kubernetes operator (kluster) from scratch. Kluster operator listens to the creation of Kluster resources and creates a DigitalOcean Kubernetes cluster.
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6 Lessons -
4:32:50 -
Advanced
Lessons
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Lesson 1 |
1:00:53 Generating ClientSet/Informers/Lister for custom resource
In this chapter, we will start writing a Kubernetes Operator, Kluster, that is going to provision Kubernetes cluster on Digital Ocean dynamically.
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Lesson 2 |
44:29 Implementing add and delete handler function
We will implement handling for add and delete events on the Kluster resources. Plus, we will add a field in the Kluster resource that will help us getting the token to call DigitalOcean APIs.
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Lesson 3 |
43:02 Interacting with DigitalOcean APIs on Kluster's add event
How to call the DigitalOcean API on the add event of the Kluster resources. Plus, see a DigitalOcean cluster being created as soon as a Kluster resource is created in the local cluster.
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Lesson 4 |
35:37 SubResources and additional printer columns for CRDs
Let's go ahead and implement status sub resource for the kluster type that we have in our project as part of the operator.
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Lesson 5 |
51:47 Event recorder for Kluster custom resource
Continuing writing the Kluster operator in this chapter, we specifically, implement 2 functionalities - Wait for a k8s cluster to get created in DigitalOcean - Generating events
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Lesson 6 |
37:02 Packaging (containerise and RBAC) your K8S operator
How to containerize the application that we have been writing and set up RBAC so that it can be deployed on the Kubernetes cluster.
Instructor
Vivek Singh
Vivek is a software developer who started his professional career in 2015 with Java and related technologies. Initially, he spent his time writing Java-based enterprise-level web applications and running serverless workloads of Kubernetes. But nowadays he is more focused on application-centric data management for all your cloud-native applications.
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