k8s 资源管理_matchexpressions 样例

模板

apiVersion: apps/v1
kind: Deployment
metadata:
  name: $APPNAME
  namespace: $NAMESPACE
spec:
  replicas: 2
  selector:
    matchLabels:
      appname: $APPNAME
  template:
    metadata:
      annotations:
        prometheus.io/path: "/actuator/prometheus"
        prometheus.io/port: "80"
        prometheus.io/scrape: "true"
      labels:
        appname: $APPNAME
    spec:
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
          - podAffinityTerm:
              labelSelector:
                matchExpressions:
                - key: appname
                  operator: In
                  values:
                  - $APPNAME
              topologyKey: kubernetes.io/hostname
            weight: 50
      containers:
      - name: $APPNAME
        image: $IMAGENAME
        ports:
        - containerPort: 80
        readinessProbe:
          failureThreshold: 3  #探测失败的重试次数，重试一定次数后将认为失败
          httpGet:
            path: /
            port: 80
            scheme: HTTP
          initialDelaySeconds: 60  #容器启动后要等待多少秒后探测
          periodSeconds: 10  #执行探测的时间间隔
          successThreshold: 1 #探测成功次数
          timeoutSeconds: 1  #探针执行检测请求后，等待响应的超时时间
        resources:
          requests:
            cpu: 200m
            memory: 512Mi
          limits:
            cpu: 200m
            memory: 512Mi
---
apiVersion: v1   
kind: Service
metadata:
  annotations:
    blackbox_path: "/"
    blackbox_port: "80"
    blackbox_scheme: "http"
  name: $APPNAME
  namespace: $NAMESPACE
spec:
  selector:
    appname: $APPNAME
  ports:
  - port: 80
    protocol: TCP
    targetPort: 80
---
apiVersion: networking.k8s.io/v1 
kind: Ingress
metadata:
  name: $APPNAME
  namespace: $NAMESPACE
  annotations:
    kubernetes.io/ingress.class: "nginx"
    nginx.ingress.kubernetes.io/proxy-body-size: "1000m"
spec:
  rules:
    - host: $URL
      http:
        paths:
          - path: /
            pathType: ImplementationSpecific
            backend:
              service:
                name: $APPNAME
                port:
                  number: 80
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样例

apiVersion: apps/v1
kind: Deployment
metadata:
  name: nginx-xia
  namespace: xia
spec:
  replicas: 2
  selector:
    matchLabels:
      appname: nginx-xia
  template:
    metadata:
      annotations:
        prometheus.io/path: "/actuator/prometheus"
        prometheus.io/port: "80"
        prometheus.io/scrape: "true"
      labels:
        appname: nginx-xia
    spec:
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
          - podAffinityTerm:
              labelSelector:
                matchExpressions:
                - key: appname
                  operator: In
                  values:
                  - nginx-xia
              topologyKey: kubernetes.io/hostname
            weight: 50
      containers:
      - name: nginx-xia
        image: harbor.wuxing.com/library/nginx:alpine-base
        ports:
        - containerPort: 80
        readinessProbe:
          failureThreshold: 3
          httpGet:
            path: /
            port: 80
            scheme: HTTP
          initialDelaySeconds: 10
          periodSeconds: 10
          successThreshold: 1
          timeoutSeconds: 1
        resources:
          requests:
            cpu: 200m
            memory: 512Mi
          limits:
            cpu: 200m
            memory: 512Mi
---
apiVersion: v1   
kind: Service
metadata:
  annotations:
    blackbox_path: "/"
    blackbox_port: "80"
    blackbox_scheme: "http"
  name: nginx-xia
  namespace: xia
spec:
  selector:
    appname: nginx-xia
  ports:
  - port: 80
    protocol: TCP
    targetPort: 80
---
apiVersion: networking.k8s.io/v1 
kind: Ingress
metadata:
  name: nginx-xia
  namespace: xia
  annotations:
    kubernetes.io/ingress.class: "nginx"
    nginx.ingress.kubernetes.io/proxy-body-size: "1000m"
spec:
  rules:
    - host: xia.wuxingge.com
      http:
        paths:
          - path: /
            pathType: ImplementationSpecific
            backend:
              service:
                name: nginx-xia
                port:
                  number: 80
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