♻️ home-automation

cluster/apps/home-automation/zigbee2mqtt-exporter/helm-release.yaml

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+---
+apiVersion: helm.toolkit.fluxcd.io/v2beta1
+kind: HelmRelease
+metadata:
+  name: &app zigbee2mqtt-exporter
+  namespace: default
+spec:
+  interval: 15m
+  chart:
+    spec:
+      chart: app-template
+      version: 0.1.1
+      sourceRef:
+        kind: HelmRepository
+        name: bjw-s-charts
+        namespace: flux-system
+  install:
+    createNamespace: true
+    remediation:
+      retries: 5
+  upgrade:
+    remediation:
+      retries: 5
+  dependsOn:
+    - name: emqx
+      namespace: default
+    - name: zigbee2mqtt
+      namespace: default
+  values:
+    image:
+      repository: docker.io/kpetrem/mqtt-exporter
+      tag: latest@sha256:c70814150116a96e09292d08571a9e04f7df0048f152f7af2f167c09ad4ac95f
+    env:
+      LOG_LEVEL: DEBUG
+      LOG_MQTT_MESSAGE: "True"
+      MQTT_ADDRESS: emqx.default.svc.cluster.local
+      MQTT_TOPIC: "zigbee2mqtt/#"
+      MQTT_V5_PROTOCOL: "True"
+      MQTT_USERNAME: ${SECRET_MQTT_USER}
+      MQTT_PASSWORD: ${SECRET_MQTT_PASSWORD}
+      PROMETHEUS_PORT: &port 80
+      PROMETHEUS_PREFIX: zigbee2mqtt_
+      ZIGBEE2MQTT_AVAILABILITY: "True"
+    service:
+      main:
+        ports:
+          http:
+            port: *port
+    podSecurityContext:
+      runAsUser: 1000
+      runAsGroup: 1000
+    resources:
+      requests:
+        cpu: 10m
+        memory: 50Mi
+      limits:
+        memory: 200Mi

cluster/apps/home-automation/zigbee2mqtt-exporter/kustomization.yaml

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+---
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - helm-release.yaml
+  - prometheus.yaml

cluster/apps/home-automation/zigbee2mqtt-exporter/prometheus.yaml

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+---
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: &app zigbee2mqtt-exporter
+  namespace: default
+  labels: &labels
+    app.kubernetes.io/instance: *app
+    app.kubernetes.io/name: *app
+spec:
+  selector:
+    matchLabels:
+      <<: *labels
+  endpoints:
+    - port: http
+      scheme: http
+      path: /metrics
+      interval: 1m
+      scrapeTimeout: 10s
+---
+apiVersion: monitoring.coreos.com/v1
+kind: PrometheusRule
+metadata:
+  name: zigbee2mqtt-exporter
+  namespace: default
+spec:
+  groups:
+    - name: zigbee2mqtt-exporter.rules
+      rules:
+        - alert: Zigbee2MqttExporterAbsent
+          annotations:
+            summary: Zigbee2Mqtt Exporter has disappeared from Prometheus target discovery.
+          expr: absent(up{job=~".*mqtt-exporter.*"} == 1)
+          for: 15m
+          labels:
+            severity: critical
+        - alert: Zigbee2MqttUnavailable
+          annotations:
+            summary: The zigbee device connection is lost,
+              connection on topic {{$labels.topic}} is down.
+          expr: zigbee2mqtt_zigbee_availability == 0
+          for: 60m
+          labels:
+            severity: critical
+        - alert: Zigbee2MqttBatteryLow
+          annotations:
+            summary: The zigbee device battery level is low,
+              battery level on topic {{$labels.topic}} is at {{$value}}%.
+          expr: zigbee2mqtt_battery < 10
+          for: 60m
+          labels:
+            severity: warning