k8s部署kafka-ui_kafka-ui-api

kafka-ui-deploy.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: kafka-ui
  labels:
    app: kafka-ui
spec:
  selector:
    matchLabels:
      app: kafka-ui
  replicas: 1
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxUnavailable: 0
      maxSurge: 1
  # minReadySeconds: 30
  template:
    metadata:
      labels:
        app: kafka-ui
        tag: kobe
    spec:
      containers:
        - name: kafka-ui
          image: provectuslabs/kafka-ui:v0.5.0
          imagePullPolicy: IfNotPresent
          env:
            - name: TZ
              value: "Asia/Shanghai"
            - name: LANG
              value: C.UTF-8
            - name: LC_ALL
              value: C.UTF-8
            - name: KAFKA_CLUSTERS_0_NAME
              value: local
            - name: KAFKA_CLUSTERS_0_BOOTSTRAPSERVERS
              value: kafka.logging:9092
              #          livenessProbe:
              #            failureThreshold: 2
              #            initialDelaySeconds: 30
              #            periodSeconds: 10
              #            successThreshold: 1
              #            tcpSocket:
              #              port: 8080
              #            timeoutSeconds: 2
              #          readinessProbe:
              #            failureThreshold: 2
              #            initialDelaySeconds: 30
              #            periodSeconds: 10
              #            successThreshold: 1
              #            tcpSocket:
              #              port: 8080
              #            timeoutSeconds: 2
          ports:
          - containerPort: 8080
            protocol: TCP
          resources:
            limits:
              cpu: 194m
              memory: 500Mi
            requests:
              cpu: 80m
              memory: 300Mi
      dnsPolicy: ClusterFirst
      restartPolicy: Always
      securityContext: {}
      serviceAccountName: default

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kafka-ui-service.yaml

---
apiVersion: v1
kind: Service
metadata:
  labels:
    app: kafka-ui
  name: kafka-ui-service
spec:
  ports:
    - name: http
      protocol: TCP
      port: 8080
      targetPort: 8080
  selector:
    app: kafka-ui
  sessionAffinity: None
  type: NodePort

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这里将存活性探针和就绪性探针都注释了，加了刚开始怎么都起不来，原因是kafka-ui启动的时间比较长，然后我这边设置的时间比较短，每次它启动到一半，就绪性探针没探测到8080端口，就会重启该pod，然后就会陷入一个死循环，解决办法有两种，第一种是调大探测时间，第二种就是直接注释掉两个探针，我偷懒就直接注释了，pod是可以正常启动到，因为是不太重要的服务，所以无所谓，如果是业务pod，最好还是慢慢调试