物联网云原生边缘协同平台

文章目录

  • 一、物联网平台设计
  • 1.物联网平台设计
  • 2.物联网平台实现
  • 二、部署环境
  • 1.节点配置
  • 2.版本信息
  • 三、物联网平台部署
  • 1.部署 Kubernetes 集群
  • 2.部署 KubeEdge
  • 3.部署 ThingsBoard 集群
  • 4.部署 ThingsBoard Edge
  • 4.1.创建 Edge 实例
  • 4.2.部署 PostgreSQL
  • 4.3.创建数据库
  • 4.4.部署 ThingsBoard Edge
  • 四、物联网设备接入
  • 1.创建设备
  • 2.MQTTX 工具
  • 3.上传遥测
  • 4.上传属性
  • 物联网
  • # ThgingsBoard
    
    https://iothub.org.cn/docs/iot/
    https://iothub.org.cn/docs/iot/tb-edge/edge-iot/
    

    一、物联网平台设计

    1.物联网平台设计

    IoT 平台总体设计:

  • 物联网平台(IoT)部署在云上,物联网设备通过边缘计算节点接入物联网平台
  • 物联网平台采用云原生设计,应用容器化部署,在云端实现容器的调度编排
  • 物理网平台实现云边协同,云作为控制平面,边作为计算平台
  • 云端物联网平台选择开源物联网平台 ThingsBoard 社区版
  • 边缘计算节点选择 ThingsBoard Edge 接入物联网设备
  • IoT 云边协同设计:

  • Kubernetes 在云端部署 ThingsBoard 平台
  • KubeEdge 在边缘节点部署 ThingsBoard Edge
  • IoT 设备通过 MQTT 协议接入边缘计算节点
  • 通过 Kubernetes 、KubeEdge 实现云边协同
  • 2.物联网平台实现

    物联网平台(IoT)具体实现:

    1. 部署 Kubernetes 集群
    2. 部署 KubeEdge
    3. 部署 ThingsBoard 集群
    4. 部署 ThingsBoard Edge 边缘节点
    5. IoT 设备通过 MQTT 链接 ThingsBoard Edge
    6. MQTTX 工具模拟物联网设备

    二、部署环境

    1.节点配置

    主机名 IP地址 角色
    k8s-master 192.168.202.201 master
    k8s-node1 192.168.202.202 node
    k8s-node2 192.168.202.203 node
    edge-1 192.168.202.211 edge

    2.版本信息

    信息 版本 备注
    K8s v1.23.12
    centos 7.8 # cat /etc/redhat-release
    KubeEdge v1.13.4
    ThingsBoard v3.5.1
    ThingsBoard Edge 3.5.1EDGE

    三、物联网平台部署

    1.部署 Kubernetes 集群

    部署 Kubernetes 集群参考

    # 部署 Kubernetes 集群
    
    https://iothub.org.cn/docs/kubernetes/pro/deploy-kubernetes/
    
    [root@k8s-master ~]# kubectl get nodes
    NAME         STATUS   ROLES                  AGE    VERSION
    k8s-master   Ready    control-plane,master   27d    v1.23.12
    k8s-node1    Ready    <none>                 27d    v1.23.12
    k8s-node2    Ready    <none>                 10d    v1.23.12
    

    2.部署 KubeEdge

    部署 KubeEdge 参考

    # 部署 KubeEdge
    
    https://iothub.org.cn/docs/kubeedge/deploy/deploy/
    
    [root@k8s-master ~]# kubectl get nodes
    NAME         STATUS   ROLES                  AGE    VERSION
    edge-1       Ready    agent,edge             4d4h   v1.23.17-kubeedge-v1.13.4
    k8s-master   Ready    control-plane,master   27d    v1.23.12
    k8s-node1    Ready    <none>                 27d    v1.23.12
    k8s-node2    Ready    <none>                 10d    v1.23.12
    
    
    [root@k8s-master ~]# kubectl get all -n kubeedge
    NAME                               READY   STATUS    RESTARTS        AGE
    pod/cloud-iptables-manager-592m5   1/1     Running   3 (3d22h ago)   4d5h
    pod/cloud-iptables-manager-pg4pl   1/1     Running   3 (3d22h ago)   4d5h
    pod/cloudcore-5959c5986f-8hsc4     1/1     Running   3 (3d22h ago)   4d5h
    
    NAME                TYPE       CLUSTER-IP      EXTERNAL-IP   PORT(S)                                                                           AGE
    service/cloudcore   NodePort   10.110.71.216   <none>        10000:30976/TCP,10001:31372/TCP,10002:31922/TCP,10003:30163/TCP,10004:31927/TCP   4d5h
    
    NAME                                    DESIRED   CURRENT   READY   UP-TO-DATE   AVAILABLE   NODE SELECTOR   AGE
    daemonset.apps/cloud-iptables-manager   2         2         2       2            2           <none>          4d5h
    
    NAME                        READY   UP-TO-DATE   AVAILABLE   AGE
    deployment.apps/cloudcore   1/1     1            1           4d5h
    
    NAME                                   DESIRED   CURRENT   READY   AGE
    replicaset.apps/cloudcore-5959c5986f   1         1         1       4d5h
    


    3.部署 ThingsBoard 集群

    部署 ThingsBoard 参考

    # ThingsBoard 单机部署
    https://iothub.org.cn/docs/iot/deploy/deploy-single/
    
    # ThingsBoard 集群部署
    https://iothub.org.cn/docs/iot/deploy/deploy-cluster/
    

    备注:考虑测试环境资源有限,部署单机代替云端 ThingsBoard 集群

    4.部署 ThingsBoard Edge

    4.1.创建 Edge 实例

    在 ThingsBoard 服务端上配置 Edge


    # ThingsBoard 服务器地址
    82.157.166.86
    
    # 边缘键
    1d2952e8-227e-b019-7eab-d29664b605c1
    
    # 边缘密钥
    iihb0i793etbqct62gpf
    
    4.2.部署 PostgreSQL

    postgresql.yaml

    [root@k8s-master kubeedge]# vim postgresql.yaml 
    
    apiVersion: apps/v1
    kind: Deployment
    metadata:
      name: postgresql
    spec:
      replicas: 1
      selector:
        matchLabels:
          app: postgresql
      template:
        metadata:
          labels:
            app: postgresql
        spec:
          nodeName: edge-1    #调度到指定机器
          hostNetwork: true   # 使用主机网络
          containers:
          - name: postgresql
            image: postgres:12
            env:
              - name: LANG
                value: "C.UTF-8"
              - name: TZ
                value: "Asia/Shanghai"      
              - name: POSTGRES_DB
                value: "postgres"
              - name: POSTGRES_USER
                value: "postgres"
              - name: POSTGRES_PASSWORD
                value: "postgres"
    
    [root@k8s-master thingsboard]# kubectl apply -f postgresql.yaml 
    deployment.apps/postgresql created
    
    
    [root@k8s-master thingsboard]# kubectl get all
    NAME                              READY   STATUS    RESTARTS   AGE
    pod/postgresql-867f894fd4-tthq8   1/1     Running   0          31s
    
    NAME                 TYPE        CLUSTER-IP   EXTERNAL-IP   PORT(S)   AGE
    service/kubernetes   ClusterIP   10.96.0.1    <none>        443/TCP   84d
    
    NAME                         READY   UP-TO-DATE   AVAILABLE   AGE
    deployment.apps/postgresql   1/1     1            1           31s
    
    NAME                                    DESIRED   CURRENT   READY   AGE
    replicaset.apps/postgresql-867f894fd4   1         1         1       31s
    

    访问PostgreSQL

    # 访问地址
    
    192.168.202.211
    5432
    postgres/postgres
    

    4.3.创建数据库

    在边缘节点创建数据库 tb-edge

    4.4.部署 ThingsBoard Edge

    tb-edge.yaml

    [root@k8s-master kubeedge]# vim tb-edge.yaml 
    
    apiVersion: apps/v1
    kind: Deployment
    metadata:
      name: tb-edge
    spec:
      replicas: 1
      selector:
        matchLabels:
          app: tb-edge
      template:
        metadata:
          labels:
            app: tb-edge
        spec:
          nodeName: edge-1    #调度到指定机器
          containers:
          - name: tb-edge
            image: thingsboard/tb-edge:3.5.1EDGE
            ports:
            - containerPort: 1883
              hostPort: 11883
            - containerPort: 8080
              hostPort: 18080
            env:
              - name: SPRING_DATASOURCE_URL
                value: "jdbc:postgresql://192.168.202.211:5432/tb-edge"          
              - name: SPRING_DATASOURCE_USERNAME
                value: "postgres"
              - name: SPRING_DATASOURCE_PASSWORD
                value: "postgres"
              - name: CLOUD_ROUTING_KEY
                value: "1d2952e8-227e-b019-7eab-d29664b605c1"     
              - name: CLOUD_ROUTING_SECRET
                value: "iihb0i793etbqct62gpf"     
              - name: CLOUD_RPC_HOST
                value: "82.157.166.86"
              - name: CLOUD_RPC_PORT
                value: "7070"
              - name: CLOUD_RPC_SSL_ENABLED
                value: "false"
    
    [root@k8s-master thingsboard]# kubectl apply -f tb-edge.yaml 
    deployment.apps/tb-edge created
    
    
    [root@k8s-master thingsboard]# kubectl get all
    NAME                              READY   STATUS    RESTARTS   AGE
    pod/postgresql-867f894fd4-tthq8   1/1     Running   0          14m
    pod/tb-edge-67f4b7c8-xbpjg        1/1     Running   0          2m34s
    
    NAME                 TYPE        CLUSTER-IP   EXTERNAL-IP   PORT(S)   AGE
    service/kubernetes   ClusterIP   10.96.0.1    <none>        443/TCP   84d
    
    NAME                         READY   UP-TO-DATE   AVAILABLE   AGE
    deployment.apps/postgresql   1/1     1            1           14m
    deployment.apps/tb-edge      1/1     1            1           2m34s
    
    NAME                                    DESIRED   CURRENT   READY   AGE
    replicaset.apps/postgresql-867f894fd4   1         1         1       14m
    replicaset.apps/tb-edge-67f4b7c8        1         1         1       2m34s
    

    访问 ThingsBoard Edge

    # 访问地址
    
    http://192.168.202.211:18080/login
    tenant@thingsboard.org
    tenant
    



    #  参考
    docker run -d --network host --name tb-edge --restart=always \
    -e "SPRING_DATASOURCE_URL=jdbc:postgresql://192.168.202.166:5432/tb-edge" \
    -e "SPRING_DATASOURCE_USERNAME=postgres" \
    -e "SPRING_DATASOURCE_PASSWORD=postgres" \
    -e "CLOUD_ROUTING_KEY=672b5ad6-cf07-c8af-e7cf-ac8a85114902" \
    -e "CLOUD_ROUTING_SECRET=tuhk87tqb4l1463revxf" \
    -e "CLOUD_RPC_HOST=82.157.166.86" \
    -e "CLOUD_RPC_PORT=7070" \
    -e "CLOUD_RPC_SSL_ENABLED=false" \
    -v ~/.mytb-edge-data:/data \
    -v ~/.mytb-edge-logs:/var/log/tb-edge \
    thingsboard/tb-edge:3.5.1EDGE
    

    四、物联网设备接入

    1.创建设备

    在 Edge 端创建设备 iot-device

    在服务端查看设备

    # 访问令牌
    1ThJ4grl3mXxxw7egHNo
    

    2.MQTTX 工具

    192.168.202.211
    11883
    1ThJ4grl3mXxxw7egHNo
    

    3.上传遥测

    v1/devices/me/telemetry
    
    
    {
     "temperature": 42.2, 
     "humidity": 70,
     "hvacEnabled": true,
     "hvacState": "IDLE",
     "configuration": {
        "someNumber": 42,
        "someArray": [1,2,3],
        "someNestedObject": {"key": "value"}
     }
    }
    



    4.上传属性

    v1/devices/me/attributes
    
    
    {
    	"attribute1": "value1",
    	"attribute2": true,
    	"attribute3": 42.0,
    	"attribute4": 73,
    	"attribute5": {
    		"someNumber": 42,
    		"someArray": [1, 2, 3],
    		"someNestedObject": {
    			"key": "value"
    		}
    	}
    }
    


  • 物联网
  • # ThgingsBoard
    
    https://iothub.org.cn/docs/iot/
    https://iothub.org.cn/docs/iot/tb-edge/edge-iot/
    

    作者:IoTHub – 物联网开源技术社区

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