zipkin service for istio demo

zipkin.yaml

apiVersion: v1
kind: Service
metadata:
  name: zipkin
  labels:
    infra: zipkin
spec:
  type: NodePort
  ports:
  - port: 9411
    name: zipkin
    nodePort: 32004
  selector:
    infra: zipkin
---
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: zipkin
spec:
  replicas: 1
  template:
    metadata:
      labels:
        infra: zipkin
    spec:
      containers:
      - name: zipkin
        image: docker.io/openzipkin/zipkin
        imagePullPolicy: Always
        ports:
        - containerPort: 9411
        env:
        - name: POD_NAMESPACE
          valueFrom:
            fieldRef:
              apiVersion: v1
              fieldPath: metadata.namespace