Multi-tenancy on Kubernetes

Automatic deployment of tenant applications to k8s separated by namespaces

Project Structure

App

Tenant application

• REST API
• MySQL DB

Helm Chart

K8s template for tenant application

Provisioner

REST API responsible for deploying tenant application into a specified namespace

Requirements

• Helm

• Minikube cluster running locally

• Kubectl

Setup

1. Run Provisioner

2. cd provisioner

3. go run main.go

Provisioner runs on localhost:7000

Creating tenants using Provisioner API

/ POST

request body:

ns - Namespace to deploy tenant application

port - Nodeport for service (30000-32768)

{
    "ns": "namespace"
    "port": "30000"
}

View created namespaces

kubectl get namespace

View pods in created namespace

kubectl get pods -n [namespace]

View services in created namespace

kubectl get services -n [namespace]

Provide external IP to deployment

minikube service clients -n [namespace]