@flowfuse/device-agent/examples/kubernetes/provisioning-mode.yml

An Edge Agent for running Node-RED instances deployed from the FlowFuse Platform

apiVersion: apps/v1
kind: Deployment
metadata:
  name: device-one
  labels:
    app: device-one
spec:
  replicas: 1 # to scale to more than one instance you should modify this to use a StatefulSet
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      app: device-one
  template:
    metadata:
      labels:
        app: device-one
    spec:
      initContainers: # on first run copies the device.yml from Secret to PVC volume
      - name: config-copy
        image: busybox:latest
        command: 
        - "/bin/sh"
        - "-c"
        - "if [ ! -f /opt/flowfuse-device/device.yml ]; then cp /tmp/device.yml /opt/flowfuse-device/device.yml; fi"
        volumeMounts:
        - name: config
          mountPath: "/opt/flowfuse-device"
        - name: initial-config
          mountPath: "/tmp/device.yml"
          subPath: "device.yml"
          readOnly: true
      containers:
      - name: device-one
        image: flowfuse/device-agent:latest
        ports:
        - containerPort: 1880
        volumeMounts:
        - name: config
          mountPath: "/opt/flowfuse-device"
        resources:
          limits:
            cpu: 1000m
            memory: 256Mi
          requests:
            cpu: 500m
            memory: 128Mi
      volumes:
      - name: initial-config
        secret:
          secretName: device-provisioning-secret
      - name: config
        persistentVolumeClaim:
          claimName: device-one-pvc
        
---
apiVersion: v1
kind: Service
metadata:
  name: device-one-service
spec:
  selector:
    app: device-one
  ports:
  - protocol: TCP
    port: 1880
    targetPort: 1880
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: device-one-pvc
spec:
  accessModes:
  - ReadWriteOnce
  resources:
    requests:
      storage: 1Gi