• k8s+springcloud+nacos部署配置

    1 k8s 部署nacos-2.1.2配置k8s-nacos-statefulSet.yaml文件

    1. apiVersion: v1
    2. kind: Service
    3. metadata:
    4.    name: nacos-headless
    5.    namespace: rz-dt
    6.    labels:
    7.      app: nacos
    8.    annotations:
    9.      service.alpha.kubernetes.io/tolerate-unready-endpoints: "true"
    10. spec:
    11.  # 3个端口打开，否则外网应用连接不上k8s里面的nacos
    12.    ports:
    13.      - protocol: TCP
    14.        port: 8848
    15.        name: server
    16.        targetPort: 8848
    17.      - protocol: TCP
    18.        port: 9848
    19.        name: client-rpc
    20.        targetPort: 9848
    21.      - protocol: TCP
    22.        port: 9849
    23.        name: server-rpc
    24.        targetPort: 9849
    25.    clusterIP: None
    26.    selector:
    27.      app: nacos
    28. ---
    29. apiVersion: apps/v1
    30. kind: StatefulSet
    31. metadata:
    32.    name: nacos
    33.    namespace: rz-dt
    34. spec:
    35.    serviceName: nacos-headless
    36.    replicas: 3
    37.    template:
    38.      metadata:
    39.        labels:
    40.          app: nacos
    41.        annotations:
    42.          pod.alpha.kubernetes.io/initialized: "true"
    43.      spec:
    44.        affinity:
    45.          podAntiAffinity:
    46.            requiredDuringSchedulingIgnoredDuringExecution:
    47.              - labelSelector:
    48.                  matchExpressions:
    49.                    - key: "app"
    50.                      operator: In
    51.                      values:
    52.                        - nacos-headless
    53.                topologyKey: "kubernetes.io/hostname"
    54.        nodeSelector:
    55.            rz_dt_nacos_node: rz-dt-nacos
    56.        containers:
    57.          - name: k8snacos
    58.            imagePullPolicy: Always
    59.            #v2.1.2可以重启nacos服务自动注册 2.0.3 不会自动注册服务 对应库nacos_config
    60.            image: nacos/nacos-server:v2.1.2
    61.            resources:
    62.              limits:
    63.                cpu: 900m
    64.                memory: 2Gi
    65.              requests:
    66.                cpu: 10m
    67.                memory: 50Mi
    68.            ports:
    69.              - containerPort: 8848
    70.                name: client-port
    71.              - containerPort: 9848
    72.                name: client-grpc
    73.              - containerPort: 9849
    74.                name: server-grpc
    75.            #环境变量配置
    76.            env:
    77.              - name: NACOS_REPLICAS
    78.                value: "3"
    79.              - name: MYSQL_SERVICE_HOST
    80.                valueFrom:
    81.                  configMapKeyRef:
    82.                    name: nacos-cm
    83.                    key: mysql.host
    84.              - name: MYSQL_SERVICE_DB_NAME
    85.                valueFrom:
    86.                  configMapKeyRef:
    87.                    name: nacos-cm
    88.                    key: mysql.db.name
    89.              - name: MYSQL_SERVICE_PORT
    90.                valueFrom:
    91.                  configMapKeyRef:
    92.                    name: nacos-cm
    93.                    key: mysql.port
    94.              - name: MYSQL_SERVICE_USER
    95.                valueFrom:
    96.                  configMapKeyRef:
    97.                    name: nacos-cm
    98.                    key: mysql.user
    99.              - name: MYSQL_SERVICE_PASSWORD
    100.                valueFrom:
    101.                  configMapKeyRef:
    102.                    name: nacos-cm
    103.                    key: mysql.password
    104.              - name: MODE
    105.                value: "cluster"
    106.              - name: NACOS_SERVER_PORT
    107.                value: "8848"
    108.              - name: NACOS_APPLICATION_PORT
    109.                value: "9848"
    110.              - name: NACOS_APPLICATION_PORT
    111.                value: "9849"
    112.              - name: PREFER_HOST_MODE
    113.                value: "hostname"
    114.              - name: NACOS_SERVERS
    115.                value: "nacos-0.nacos-headless.rz-dt.svc.cluster.local:8848 nacos-1.nacos-headless.rz-dt.svc.cluster.local:8848 nacos-2.nacos-headless.rz-dt.svc.cluster.local:8848"
    116.    selector:
    117.      matchLabels:
    118.        app: nacos
    119. ---
    120. apiVersion: v1
    121. kind: Service
    122. metadata:
    123.    name: nacos-service
    124.    namespace: rz-dt
    125.    annotations:
    126.      nginx.ingress.kubernetes.io/affinity: "true"
    127.      nginx.ingress.kubernetes.io/session-cookie-name: backend
    128.      nginx.ingress.kubernetes.io/load-balancer-method: drr
    129.  
    130. spec:
    131.    selector:
    132.      app: nacos
    133.    # 3个端口打开，否则外网应用连接不上k8s里面的nacos
    134.    ports:
    135.      - name: nacos-headless
    136.        protocol: TCP
    137.        port: 8848
    138.        targetPort: 8848
    139.        nodePort: 30048
    140.      - name: nacos-rpc
    141.        protocol: TCP
    142.        port: 9848
    143.        targetPort: 9848
    144.        nodePort: 31048
    145.      - name: nacos-grpc
    146.        protocol: TCP
    147.        port: 9849
    148.        targetPort: 9849
    149.        nodePort: 31049
    150.    type: NodePort
    151. ---
    152. apiVersion: extensions/v1beta1
    153. kind: Ingress
    154. metadata:
    155.    name: nacos-web
    156.    namespace: rz-dt
    157. spec:
    158.    rules:
    159.      - host: nacos.real.com.cn
    160.        http:
    161.          paths:
    162.            - path: /nacos
    163.              backend:
    164.                serviceName: nacos-service
    165.                servicePort: 8848
    166. ---
    167. apiVersion: v1
    168. kind: ConfigMap
    169. metadata:
    170.    name: nacos-cm
    171.    namespace: rz-dt
    172. data:
    173.    mysql.host: "rm-uf6c2o6h7hg.mysql.rds.aliyuncs.com"
    174.    mysql.db.name: "nacos_config"
    175.    mysql.port: "3306"
    176.    mysql.user: "real"
    177.    mysql.password: "1234"
    178.  
    179.  
    180.

    2 k8s 一键部署脚本 test.sh

    1. echo "开始制作镜像..."
    2. image_name=k8s-nacos-statefulSet
    3.  
    4. echo "k8s一键部署"
    5. export IMG_NAME=${image_name}
    6. envsubst < ${image_name}.yaml | kubectl --kubeconfig ~/.kube-rz/config apply -f -
    7.  
    8.

    3 springcloud 微服务中配置nacos地址properties

    1. server.port=8090
    2. logging.level.org.springframework.cloud.sleuth=info
    3. spring.application.name=k8s-springboot-demo
    4. #spring.profiles.active=dev
    5. spring.sleuth.enabled=true
    6. spring.sleuth.reactor.instrumentation-type=decorate_on_each
    7. #spring.config.activate.on-profile=dev
    8. #spring.cloud.nacos.discovery.server-addr=127.0.0.1:8848
    9. #spring.cloud.nacos.config.server-addr=127.0.0.1:8848
    10. #spring.cloud.nacos.config.file-extension=yml
    11. #spring.cloud.nacos.config.shared-configs[0]=realize-${spring.profiles.active}.${spring.cloud.nacos.config.file-extension}
    12. #spring.cloud.sentinel.eager=true
    13. #spring.cloud.sentinel.transport.dashboard=127.0.0.1:8718
    14. #spring.cloud.sentinel.datasource.ds1.nacos.server-addr=127.0.0.1:8848
    15. #spring.cloud.sentinel.datasource.ds1.nacos.dataId=sentinel-application-gateway
    16. #spring.cloud.sentinel.datasource.ds1.nacos.groupId=DEFAULT_GROUP
    17. #spring.cloud.sentinel.datasource.ds1.nacos.data-type=json
    18. #spring.cloud.sentinel.datasource.ds1.nacos.rule-type=flow
    19.  
    20. #spring.config.activate.on-profile=server 
    21. # nacos访问地址 服务名.命名空间:服务端口号
    22. spring.cloud.nacos.discovery.server-addr=nacos-service.rz-dt:8848
    23. #spring.cloud.nacos.discovery.server-addr=nacos-0.nacos-headless.rz-dt.svc.cluster.local:8848,nacos-1.nacos-headless.rz-dt.svc.cluster.local:8848,nacos-2.nacos-headless.rz-dt.svc.cluster.local:8848
    24. spring.cloud.nacos.discovery.metadata.preserved.heart.beat.interval=1000
    25. spring.cloud.nacos.discovery.metadata.preserved.heart.beat.timeout=3000
    26. spring.cloud.nacos.discovery.metadata.preserved.ip.delete.timeout=3000
    27. # nacos访问地址 服务名.命名空间:服务端口号
    28. spring.cloud.nacos.config.server-addr=nacos-service.rz-dt:8848
    29. #spring.cloud.nacos.config.server-addr=nacos-0.nacos-headless.rz-dt.svc.cluster.local:8848,nacos-1.nacos-headless.rz-dt.svc.cluster.local:8848,nacos-2.nacos-headless.rz-dt.svc.cluster.local:8848
    30. spring.cloud.nacos.config.file-extension=yml
    31. spring.cloud.nacos.config.shared-configs[0]=realize-${spring.profiles.active}.${spring.cloud.nacos.config.file-extension}
    32. spring.cloud.sentinel.eager=true
    33. spring.cloud.sentinel.transport.dashboard=127.0.0.1:8718
    34. spring.cloud.sentinel.datasource.ds1.nacos.server-addr=nacos-service.rz-dt:8848
    35. #spring.cloud.sentinel.datasource.ds1.nacos.server-addr=nacos-0.nacos-headless.rz-dt.svc.cluster.local:8848,nacos-1.nacos-headless.rz-dt.svc.cluster.local:8848,nacos-2.nacos-headless.rz-dt.svc.cluster.local:8848
    36. spring.cloud.sentinel.datasource.ds1.nacos.dataId=sentinel-application-gateway
    37. spring.cloud.sentinel.datasource.ds1.nacos.groupId=DEFAULT_GROUP
    38. spring.cloud.sentinel.datasource.ds1.nacos.data-type=json
    39. spring.cloud.sentinel.datasource.ds1.nacos.rule-type=flow
    40.

    springcloud 微服务中配置nacos地址yaml

    1. logging:
    2.   level:
    3.     org:
    4.       springframework:
    5.         cloud:
    6.           sleuth: info
    7. server:
    8.   port: 8090
    9. spring:
    10.   application:
    11.     name: k8s-springboot-demo
    12.   cloud:
    13.     nacos:
    14.       config:
    15.         file-extension: yml
    16.         # nacos访问地址 服务名.命名空间:服务端口号
    17.         #spring.cloud.nacos.discovery.server-addr=nacos-0.nacos-headless.rz-dt.svc.cluster.local:8848,nacos-1.nacos-headless.rz-dt.svc.cluster.local:8848,nacos-2.nacos-headless.rz-dt.svc.cluster.local:8848
    18.         server-addr: nacos-service.rz-dt:8848
    19.         shared-configs:
    20.         - realize-${spring.profiles.active}.${spring.cloud.nacos.config.file-extension}
    21.       discovery:
    22.         metadata:
    23.           preserved:
    24.             heart:
    25.               beat:
    26.                 interval: 1000
    27.                 timeout: 3000
    28.             ip:
    29.               delete:
    30.                 timeout: 3000
    31.         server-addr: nacos-service.rz-dt:8848
    32.     sentinel:
    33.       datasource:
    34.         ds1:
    35.           nacos:
    36.             data-type: json
    37.             dataId: sentinel-application-gateway
    38.             groupId: DEFAULT_GROUP
    39.             rule-type: flow
    40.             server-addr: nacos-service.rz-dt:8848
    41.       eager: true
    42.       transport:
    43.         dashboard: 127.0.0.1:8718
    44.   sleuth:
    45.     enabled: true
    46.     reactor:
    47.       instrumentation-type: decorate_on_each

     

    4 k8s 里面nacos截图

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  • 原文地址：https://blog.csdn.net/xiaogg3678/article/details/139649262