Knative

설치

helm show values knative-operator-0.1.0.tgz \
  > knative-operator-values.yaml

helm template knative-operator knative-operator-0.1.0.tgz \
  -n knative \
  -f knative-operator-values.yaml \
  > knative-operator.yaml

helm upgrade knative-operator knative-operator-0.1.0.tgz \
  --install \
  --history-max 5 \
  -n knative \
  -f knative-operator-values.yaml

KnativeServing

• https://knative.dev/docs/install/operator/configuring-serving-cr/

apiVersion: operator.knative.dev/v1beta1
kind: KnativeServing
metadata:
  name: <name>
  namespace: <namespace>
spec:
  # Optional, 설정하지 않으면 최신 버전이 설정됩니다
  version: "1.9.0"
  # Optional
  ingress:
    istio:
      enabled: true
      # Optional
      # Gateway: knative-ingress-gateway
      knative-ingress-gateway:
        # Optional
        # istiod의 기본 설정은 namespace 전체에서 찾습니다
        selector:
          <key>: <value>
      # Optional
      # Gateway: knative-local-gateway
      # knative-local-gateway:
  config:
    # ConfigMap: config-defaults
    # defaults: {}
    # ConfigMap: config-istio
    istio:
      # Optional
      gateway.<namespace>.knative-ingress-gateway: <ingressGatewayServiceHost>
      gateway.<ingressGatewayNamespace>.<ingressGatewayName>: <ingressGatewayServiceHost>
      # Optional
      local-gateway.<namespace>.knative-local-gateway: <ingressGatewayServiceHost>
      local-gateway.<localGatewayNamespace>.<localGatewayName>: <ingressGatewayServiceHost>
    # ConfigMap: config-features
    # features: {}
    # ConfigMap: config-autoscaler
    # autoscaler: {}

• config
  • 전역 설정 값으로, Revision 별 설정이 있다면 Revision 별 설정 값이 우선합니다.
  • defaults: https://knative.dev/docs/serving/configuration/config-defaults/
  • features: https://knative.dev/docs/serving/configuration/feature-flags/
  • autoscaler: Auto Scaling 설정하기

Test

apiVersion: serving.knative.dev/v1
kind: Service
metadata:
  name: hello
spec:
  template:
    spec:
      containers:
        - image: gcr.io/knative-samples/helloworld-go
          ports:
            - containerPort: 8080
          env:
            - name: TARGET
              value: "World"

curl -H "Host: hello.default" http://localhost:8081

KnativeEventing

apiVersion: operator.knative.dev/v1beta1
kind: KnativeEventing
metadata:
  name: <name>
  namespace: <namespace>