Persistent Volume
- Refer Here for official documentation.
- Pod places a persistent volume claim.
- Persistent Volume can be dynamically or manually provisioned. For this they use storage classes.
- Created the pod with PVC in Azure Refer Here for the changes
- Create the Pod with PVC in AWS Refer Here
Manual EKS Cluster Setup
- Pre-reqs
- AWS CLI Refer Here
- IAM User: Refer Here
- kubectl Refer Here
- EKSCTL
- To set up eks cluster we would be using terraform as suggested over here Refer Here
- Install terraform Refer Here
- Creating EKS cluster from terraform
git clone https://github.com/hashicorp/learn-terraform-provision-eks-cluster
cd learn-terraform-provision-eks-cluster
terraform init
terraform apply -auto-approve
aws eks --region $(terraform output -raw region) update-kubeconfig \
--name $(terraform output -raw cluster_name)
- Check if the cluster is connected or not
Stateful Sets
- Overview
- Refer Here for the official documentation
Config Maps
- Refer Here for official docs
- Refer Here
- we have created the config map and injected as ENV variables and also as mounts Refer Here
Secrets
- Secrets are also similar to config maps but holding sensitive information, k8s tries to do base 64 encoding and base 64 decoding.
- Refer Here for the changes
Exercise:
* Try to configure aws eks cluster to pull the image from ecr
* Try to configure azure aks cluster to pull the images from acr
* Try to configure any k8s to pull images from your docker hub private registry
