aks-netcore-netdc18

Sample Code / Snippets for .NET Developer Conference 2018 #netdc18 Slides

Azure DevOps requirements

• Enable Microsoft.OperationsManagement Resource Provider in subscription

Otherwise AKS Cluster deployment will fail with this error:

Message: The subscription is not registered to use namespace ‘Microsoft.OperationsManagement’. See https://aka.ms/rps-not-found for how to register subscriptions

• Connect your Azure DevOps organization to Azure Active Directory

ASP.NET Core / SDK-Versions

https://dotnet.microsoft.com/download/dotnet-core/current

Install Azure CLI

https://docs.microsoft.com/en-us/cli/azure/install-azure-cli?view=azure-cli-latest

Login

az login

Select Subscription

az account set --subscription <subscriptionId>

Create a resource group

az group create --name netdc18 --location westeurope

Create a AKS cluster

az aks create --resource-group netdc18 --name netdc18 --node-count 1 --enable-addons monitoring --generate-ssh-keys

Install kubectl

az aks install-cli

Browse dashboard

az aks browse --resource-group netdc18 --name netdc18

Create a ClusterRoleBinding for RBAC-Clusters (like AKS) https://docs.microsoft.com/de-de/azure/aks/kubernetes-dashboard#for-rbac-enabled-clusters

Otherwise you'll get errors when opening the dashboard:

Build, tag, push public images

docker build -t pdmlab/netdc18-frontend .
docker build -t pdmlab/netdc18-backend .
docker push pdmlab/netdc18-frontend
docker push pdmlab/netdc18-backend

(Replace pdmlab with your Docker Hub username/organization)

Deploy using public images

kubectl apply -f deployment.yaml

Create a namespace for private image deployment

kubectl create namespace netdc18private

Create k8s secret for Azure ACR

kubectl --namespace=netdc18private create secret docker-registry regcred --docker-server=netdc18.azurecr.io --docker-username=<your-name> --docker-password=<your-pword> --docker-email=<your-email>

Login to ACR

docker login -p <youracrpassword> -u <youracruser> netdc18.azurecr.io

Build, tag, push private images

docker build -t netdc18.azurecr.io/netdc18-frontend .
docker build -t netdc18.azurecr.io/netdc18-backend .
docker push netdc18.azurecr.io/netdc18-frontend
docker push netdc18.azurecr.io/netdc18-backend

Deploy using private images

kubectl --namespace=netdc18private apply -f deployment-private.yaml

Scale Cluster

az aks scale --name netdc18 --resource-group netdc18 --node-count 1

Upgrade Cluster

az aks upgrade --name netdc18 --resource-group netdc18 --kubernetes-version 1.9.6