Effortless EBS CSI Driver Integration in AWS EKS: A Step-by-Step Guide #devops #aws #eks #ebs #csi
Timestamps:
Theory/Concepts : 00:00
demo : 02:50
github repo : https://github.com/RohanRusta21/ebs-csi-eks-demo.git
https://github.com/RohanRusta21/EKSCTL-DEMO-TODO
official AWS documentation for IRSA : https://docs.aws.amazon.com/eks/latest/userguide/iam-roles-for-service-accounts.html
Concepts :
Introduction to EBS CSI Driver
The Amazon Elastic Block Store (EBS) Container Storage Interface (CSI) Driver is a plugin that allows Kubernetes to manage EBS volumes for persistent storage. The CSI Driver simplifies the process of provisioning, attaching, and managing EBS volumes within a Kubernetes cluster, providing a more flexible and scalable storage solution.
Why Use EBS CSI Driver?
Flexibility: The EBS CSI Driver supports dynamic provisioning of EBS volumes, allowing you to create and manage storage on-demand.
Scalability: EBS volumes can be easily scaled up or down based on your application's needs.
Integration: The CSI Driver integrates seamlessly with Kubernetes, making it easier to manage storage lifecycles.
Performance: EBS volumes offer high performance and low latency, ideal for applications requiring fast and reliable storage.
Key Components
EBS Volumes: Persistent block storage provided by AWS, which can be attached to EC2 instances.
CSI Driver: A plugin that enables Kubernetes to interact with EBS volumes using the Container Storage Interface.
StorageClass: A Kubernetes object that defines the type of storage to provision, including parameters like volume type and IOPS.
PersistentVolume (PV): A Kubernetes object that represents a piece of storage in the cluster.
PersistentVolumeClaim (PVC): A request for storage by a user, which is bound to a PV.
How It Works
Provisioning: When a PVC is created, the EBS CSI Driver dynamically provisions an EBS volume based on the specified StorageClass.
Attaching: The CSI Driver attaches the EBS volume to the appropriate EC2 instance running the Kubernetes node.
Mounting: The volume is then mounted to the pod, making the storage available to the application.
Management: The CSI Driver handles the lifecycle of the EBS volume, including resizing, snapshotting, and deletion.
Benefits
Dynamic Provisioning: Automatically creates EBS volumes as needed, reducing manual intervention.
High Availability: EBS volumes are designed for high availability and durability.
Cost-Effective: Pay only for the storage you use, with the ability to scale up or down as needed.
Simplified Management: The CSI Driver abstracts much of the complexity involved in managing EBS volumes, making it easier for developers and administrators.
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