Deploy a PHP script to a local Kubernetes cluster using Helm

Install micro k8s

sudo snap install microk8s --classic

Install kubectl

snap install kubectl --classic

Install Helm

snap install helm --classic

Install Kubernetes addons

microk8s.enable dashboard dns ingress storage

Build the Docker image

docker build . -t php-hello-world

See the image

docker images

Run the image

docker run --name=php-hello-world -it --rm -p 8090:80 php-hello-world

See running images

docker ps

Docker login

docker login --username=YOUR_DOCKERHUB_USERNAME

Docker tag the image ( docker image to dockerhub username/tag)

docker tag php-hello-world YOUR_DOCKERHUB_USERNAME/php-hello-world

Push to docker

docker push YOUR_DOCKERHUB_USERNAME/php-hello-world

Create a helm chart

helm create php-hello-world

Update php-hello-world/values.yml

Update image repository to : YOUR_DOCKERHUB_USERNAME/php-hello-world

Update 'tag' to 'latest'

Deploy app using helm

helm install --name php-hello-world ./php-hello-world --set service.type=NodePort

Delete the deployment from Kube

helm delete --purge php-hello-world