operator/charts/apps/mqtt/templates/deployment.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: "{{ .Release.Name }}"
spec:
  strategy:
    type: Recreate
  replicas: 1
  selector:
    matchLabels:
      app: "{{ .Release.Name }}"
  template:
    metadata:
      labels:
        app: "{{ .Release.Name }}"
    spec:
      containers:
        - name: "{{ .Release.Name }}"
          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
          imagePullPolicy: "{{ .Values.image.pullPolicy }}"
          ports:
            - name: mqtt
              containerPort: 1883
              protocol: TCP
          livenessProbe:
            exec:
              command:
                - sh
                - -c
                - mosquitto_pub -h localhost -p 1883 -t health/ready -m "ready" -q 0 -i readiness_client -V 5
            initialDelaySeconds: 10 # Give broker time to start
            periodSeconds: 20 # Check every 20 seconds
            timeoutSeconds: 5 # Fail if command takes longer than 5 seconds
            failureThreshold: 3 # Restart if 3 consecutive failures
          readinessProbe:
            exec:
              command:
                - sh
                - -c
                - mosquitto_pub -h localhost -p 1883 -t health/ready -m "ready" -q 0 -i readiness_client -V 5
            initialDelaySeconds: 15
            periodSeconds: 20
            timeoutSeconds: 5
            failureThreshold: 3
          env:
            - name: TZ
              value: "{{ .Values.globals.timezone }}"
            - name: MODE
              value: "{{ .Values.mode }}"
          volumeMounts:
            - mountPath: /mosquitto/config
              name: config
            - mountPath: /mosquitto/data
              name: data

      volumes:
        - name: config
          configMap:
            name: "{{ .Release.Name }}-config"
        - name: data
          persistentVolumeClaim:
            claimName: "{{ .Release.Name }}-data"