---
apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    app: mosquitto
    release: mqtt
  name: mqtt-mosquitto
  namespace: default
spec:
  replicas: 1
  selector:
    matchLabels:
      app: mosquitto
      release: mqtt
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: mosquitto
        release: mqtt
    spec:
      containers:
      - name: mqtt-mosquitto
        image: docker-registry.lan/mosquitto:arm64
        imagePullPolicy: Always
        livenessProbe:
          failureThreshold: 3
          initialDelaySeconds: 5
          periodSeconds: 1
          successThreshold: 1
          tcpSocket:
            port: 1883
          timeoutSeconds: 1
        ports:
        - containerPort: 1883
          name: mqtt
          protocol: TCP
        readinessProbe:
          failureThreshold: 3
          initialDelaySeconds: 5
          periodSeconds: 3
          successThreshold: 1
          tcpSocket:
            port: 1883
          timeoutSeconds: 1
        resources:
          limits:
            cpu: 100m
            memory: 64Mi
          requests:
            cpu: 20m
            memory: 24Mi
        terminationMessagePath: /dev/termination-log
        terminationMessagePolicy: File
        volumeMounts:
        - mountPath: /mosquitto/config/mosquitto.conf
          name: mosquitto-conf
          readOnly: true
          subPath: mosquitto.conf
        - mountPath: /mosquitto/data
          name: mosquitto-data
          subPath: mosquitto/data
      - name: mosquitto-exporter
        image: docker-registry.lan/mosquitto-exporter:arm64
        imagePullPolicy: Always
        ports:
        - containerPort: 9234
          name: mqtt-exporter
          protocol: TCP
        resources:
          requests:
            memory: "20Mi"
            cpu: "100m"
          limits:
            memory: "64Mi"
            cpu: "200m"
      dnsPolicy: ClusterFirst
      restartPolicy: Always
      schedulerName: default-scheduler
      securityContext: {}
      terminationGracePeriodSeconds: 30
      volumes:
      - configMap:
          defaultMode: 420
          name: mqtt-mosquitto
        name: mosquitto-conf
      - name: mosquitto-data
        persistentVolumeClaim:
          claimName: mqtt-mosquitto
---
apiVersion: v1
kind: Service
metadata:
    labels:
        app: mosquitto
        release: mqtt
    namespace: default
    name: mqtt-mosquitto
spec:
    externalTrafficPolicy: Cluster
    loadBalancerIP: 172.23.255.3
    ports:
    - name: mqtt
      port: 1883
      protocol: TCP
      targetPort: 1883
    - name: mqtt-exporter
      port: 9234
      protocol: TCP
      targetPort: 9234
    selector:
      app: mosquitto
    type: LoadBalancer
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
    #annotations:
    #  volume.beta.kubernetes.io/storage-provisioner: nfs-storage
  labels:
    app: mosquitto
    release: mqtt
  name: mqtt-mosquitto
  namespace: default
spec:
  accessModes:
  - ReadWriteOnce
  resources:
    requests:
      storage: 2Gi
  storageClassName: nfs-ssd 
  volumeMode: Filesystem
---
apiVersion: v1
kind: ConfigMap
metadata:
    name: mqtt-mosquitto
    namespace: default
    labels:
      app: mosquitto
      release: mqtt
data:
  mosquitto.conf: |-
    log_dest none
    user root
    port 1883
    persistence true 
    persistence_location /mosquitto/data/