apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: loki
  namespace: observability
  labels:
    app: loki
spec:
  serviceName: loki
  replicas: 1
  selector:
    matchLabels:
      app: loki
  template:
    metadata:
      labels:
        app: loki
      annotations:
        prometheus.io/scrape: "true"
        prometheus.io/port: "3100"
    spec:
      nodeSelector:
        kubernetes.io/hostname: hetzner-2
      securityContext:
        fsGroup: 10001
        runAsGroup: 10001
        runAsNonRoot: true
        runAsUser: 10001
      containers:
        - name: loki
          image: grafana/loki:3.2.1
          args:
            - '-config.file=/etc/loki/loki.yaml'
            - '-target=all'
          ports:
            - name: http
              containerPort: 3100
              protocol: TCP
            - name: grpc
              containerPort: 9096
              protocol: TCP
          livenessProbe:
            httpGet:
              path: /ready
              port: http
            initialDelaySeconds: 45
            periodSeconds: 10
            timeoutSeconds: 5
          readinessProbe:
            httpGet:
              path: /ready
              port: http
            initialDelaySeconds: 45
            periodSeconds: 10
            timeoutSeconds: 5
          resources:
            requests:
              cpu: 500m
              memory: 1Gi
            limits:
              cpu: 2000m
              memory: 2Gi
          volumeMounts:
            - name: loki-config
              mountPath: /etc/loki
            - name: loki-data
              mountPath: /loki
      volumes:
        - name: loki-config
          configMap:
            name: loki-config
        - name: loki-data
          persistentVolumeClaim:
            claimName: loki-data

---
apiVersion: v1
kind: Service
metadata:
  name: loki
  namespace: observability
  labels:
    app: loki
spec:
  type: ClusterIP
  ports:
    - port: 3100
      targetPort: http
      protocol: TCP
      name: http
    - port: 9096
      targetPort: grpc
      protocol: TCP
      name: grpc
  selector:
    app: loki