Tye with Dapr

Installation: https://www.nuget.org/packages/Microsoft.Tye

Note: On Mac you will need to set the tools PATH explicitly for zsh. Create a .zprofile file in home directory with: export PATH="$PATH:/$HOME/.dotnet/tools"

Frontend and Backend Apps: https://github.com/dotnet/tye/blob/master/docs/recipes/dapr.md

Type with Dapr:

• Run tye init at the solution level to create tye.yml file

• Under name add:

  extensions:
  - name: dapr

Run at the solution level: tye run

Tye Dashboard: http://localhost:8000/

• Click on service bindings to view app or web api.
• Append swagger or weatherforecast to web api url.

Debugging with Tye: https://dev.to/thangchung/debugging-dapr-application-using-tye-tool-1djb

• Run tye run --debug Backend/Backend.csproj
• In Visual Studio attach to both FrontEnd.exe and Backend.exe processes.
• Set breakpoints and debug.

Kubernetes One-time Setup: https://github.com/dapr/quickstarts/tree/v1.0.0/hello-kubernetes

• Enable Kubernetes on Docker Desktop.

• Install kubectl (Mac, Windows).

  kubectl port-forward kubernetes-dashboard-7798c48646-ctrtl 8443:8443 --namespace=kube-system
  

• Install Kubernetes Dashboard.

  kubectl apply -f https://raw.githubusercontent.com/kubernetes/dashboard/master/src/deploy/alternative/kubernetes-dashboard.yaml
  kubectl proxy
  

  • Get kubernetes access token.

  kubectl -n kubernetes-dashboard get secret $(kubectl -n kubernetes-dashboard get sa/admin-user -o jsonpath="{.secrets[0].name}") -o go-template="{{.data.token | base64decode}}"
  

  • Copy the access token, open the Kubernetes Dashboard, then paste it. (Save the token as password in browser when prompted.) http://localhost:8001/api/v1/namespaces/kubernetes-dashboard/services/https:kubernetes-dashboard:/proxy

• Initialize Dapr for Kubernetes.

  dapr init -k
  dapr status -k
  

Kubernetes Deployment with Tye: https://github.com/dotnet/tye/blob/main/docs/reference/deployment.md

Note: Sign into Docker Desktop to use Docker Hub container registry.

• Deploy with Tye using interactive mode.

  tye deploy -i
  

  • When prompted enter container registry or Docker Hub account name.

• View the services using kubectl: kubectl get service.

• Apply port forwarding to the frontend service.

  kubectl port-forward svc/frontend 5000:80
  

  • Navigate to http://localhost:5000 to view the frontend on Kubernetes.

• Apply port forwarding to the backend service (optional).

  kubectl port-forward svc/backend 5050:80
  

  • Navigate to http://localhost:5050/weatherforecast to view output for the backend on Kubernetes.

• When finished you can delete the application from Kubernetes.

  tye undeploy