Resource Operator for Kubernetes

Examples for the articles cycle about managing k8s resources. It should work on local environment with minikube as a local k8s cluster.

Get started

Dependencies

• Go 1.24
• Docker Engine
• Minikube
• kubectl

Local environment

Firstly, you need to clone this repo:

# firstly
git clone https://github.com/uagolang/k8s-operator.git
# then
cd k8s-operator
go mod tidy

Then start minikube, check it status and use its context:

minikube start --nodes 2
minikube status
kubectl config use-context minikube

After that you need to execute docker login and then build Docker image and push it to the Docker Hub using command:

make docker-build docker-push

After that you need to generate all needed resources and deploy operator:

make generate
make manifests
make deploy

# use `make undeploy` to undeploy operator
# use `make uninstall` to uninstall CRDs

Create new CRD using CLI tool

go run cmd/cli/main.go valkey create --name=test --namespace=test --image=valkey/valkey --user=root --pass=root --replicas=1 --volume_enabled=true --cpu=200m --memory=512Mi --storage=512Mi