The Kubernetes command-line tool, kubectl, allows you to run commands against Kubernetes clusters. You can use kubectl to deploy applications, inspect and manage cluster resources, and view logs. For more information including a complete list of kubectl operations, see the kubectl reference documentation.

kubectl is installable on a variety of Linux platforms, macOS and Windows. Find your preferred operating system below.

Install kubectl on Linux

Install kubectl on macOS

Install kubectl on Windows

clone source code from this repo to provision the infrastructure on Alibaba Cloud using terraform configuration:

git clone https://github.com/knpubscripts/alicloud-terraform.git

Or visit the repo link to see the details: https://github.com/knpubscripts/alicloud-terraform

Wait about 10-15 minutes to ACK cluster created, go to: Cluster Information > Connection Information > Public Access (tab) > Copy the content to $HOME/.kube/config on your local computer.

Then you can use the kubectl to interact and control ACK cluster from your computer.

    kubectl apply -f mongo-secret.yaml
    kubectl apply -f mongo.yaml
    kubectl apply -f mongo-configmap.yaml
    kubectl apply -f mongo-express.yaml
    kubectl apply -f nginx-ingress.yaml

Get the external IP of nginx-ingress, go to your dns management system, point record A of your domain or sub-domain to this IP.

    kubectl get pod
    kubectl get pod --watch
    kubectl get pod -o wide
    kubectl get service
    kubectl get secret
    kubectl get all | grep mongodb

    kubectl describe pod mongodb-deployment-xxxxxx
    kubectl describe service mongodb-service
    kubectl logs mongo-express-xxxxxx

Install helm

Install Helmify tool to help automatically convert manifest yamls files to helm chart file

go to source code folder and run command:

awk 'FNR==1 && NR!=1 {print "---"}{print}' ./*.yaml | helmify ackdemo

Now we have our helm chart, just run helm install command to deploy the application.

helm install ackdemo ./ackdemo