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path: root/kubernetes/namespaces/monitoring/prometheus/deployment.yaml
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apiVersion: apps/v1
kind: Deployment
metadata:
  name: prometheus
  namespace: monitoring
spec:
  strategy:
    type: Recreate
  selector:
    matchLabels:
      app: prometheus
  template:
    metadata:
      labels:
        app: prometheus
    spec:
      serviceAccountName: prometheus
      containers:
      - image: prom/prometheus:latest
        imagePullPolicy: Always
        args: [
          "--storage.tsdb.path", "/opt/prometheus/data",
          "--config.file", "/etc/prometheus/prometheus.yaml",
          "--web.external-url", "https://prometheus.pythondiscord.com",
          "--web.enable-lifecycle",
          "--web.enable-admin-api",
          "--web.page-title", "Python Discord Prometheus",
          "--storage.tsdb.retention.size", "28GB",
          "--storage.tsdb.retention.time", "100d"
        ]
        name: prometheus
        ports:
        - name: prometheus
          containerPort: 9090
        securityContext:
          readOnlyRootFilesystem: true
        volumeMounts:
        - name: prometheus-data
          mountPath: /opt/prometheus/data
        - name: prometheus-config
          mountPath: /etc/prometheus
        - name: prometheus-alerts
          mountPath: /opt/pydis/prometheus/alerts.d
      restartPolicy: Always
      securityContext:
        fsGroup: 2000
        runAsUser: 1000
        runAsNonRoot: true
      volumes:
        - name: prometheus-data
          persistentVolumeClaim:
            claimName: prometheus-storage
        - name: prometheus-config
          configMap:
            name: prometheus-config
        - name: prometheus-alerts
          configMap:
            name: prometheus-alert-rules