Deploying an application
Knative has a primary API type called “Service” (not to be confused with Kubernetes “Service”). You use this Kubernetes API to deploy apps and release new versions.
Smallest manifest for a “Knative Service” (a.k.a.
KService) object looks
apiVersion: serving.knative.dev/v1alpha1 kind: Service metadata: name: hello spec: template: spec: containers: - image: gcr.io/google-samples/hello-app:1.0
To deploy the sample Service, click
Copy button, save this to a file, and run:
$ kubectl apply -f app.yaml
Pro-tip: When you see an underlined parameter on this site, you can click and edit the value in the browser, and we'll remember it.
image must have an application that listens HTTP on the port number
provided by Knative (you should not set
PORT in your configuration or
Dockerfile, but you can customize it).
After deploying this to
default namespace, the Knative Service available in
the Kubernetes cluster just like any Kubernetes Service on the hostname, on port
You can use
kservice type in kubectl to manage Knative Services:
$ kubectl get ksvc
Learn more about Knative Service (KService) type here.