Deploy AKS with Azure Application Gateway and demo apps

Requirements

• Azure CLI
• terraform
• kubectl
• helm

Steps

• Login to Azure CLI

  az login

• Create a Azure service principal

  az ad sp create-for-rbac --skip-assignment

  • Copy appId (client-id) and password (client-secret) to terraform.tfvars

• Configure apps

  • Configure host for k8s/app1.yaml and k8s/app2.yaml
  • Configure DNS entry for used host

• Optional: Create an Azure storage account and configure the terraform backend (tf/main.tf)

• Deploy

  # Deploy infrastructure
  terraform init tf
  terraform plan tf
  terraform apply tf
  
  # Configure kubectl
  az aks get-credentials --name k8s-tf-k8s-cluster --resource-group k8s-tf-rg
  
  # Deploy demo apps
  kubectl apply -f k8s/app1.yaml
  kubectl apply -f k8s/app2.yaml

Resources

• https://www.starwindsoftware.com/blog/use-an-application-gateway-as-ingress-and-protect-your-aks-websites-with-a-waf
• https://github.com/Azure/application-gateway-kubernetes-ingress
• https://github.com/Azure/terraform-azurerm-appgw-ingress-k8s-cluster
• https://medium.com/faun/build-an-azure-application-gateway-with-terraform-8264fbd5fa42