---

# Refer <https://github.com/grafana/loki/blob/main/production/helm/loki/values.yaml>.

loki:
  analytics:
    reporting_enabled: false
  auth_enabled: false
  storage:
    type: s3
    bucketNames:
      chunks: exampleorg-loki-chunks
    s3:
      region: eu-west-1
  storage_config:
    aws:
      region: eu-west-1
      bucketnames: exampleorg-loki-chunks
  schemaConfig:
    configs:
      - from: '2020-10-24'
        store: tsdb
        object_store: aws
        schema: v13
        index:
          prefix: index_
          period: 24h
  limits_config:
    allow_structured_metadata: true
  ingester:
    chunk_encoding: snappy
    wal:
      flush_on_shutdown: true
  querier:
    max_concurrent: 4

global:
  image:
    registry: 012345678901.dkr.ecr.eu-west-1.amazonaws.com

serviceAccount:
  create: true
  annotations:
    'eks.amazonaws.com/role-arn': 'arn:aws:iam::012345678901:role/Loki-ServiceAccount'

deploymentMode: Distributed

# Disable resources from other deployment modes - Simple Scalable Deployment
backend:
  replicas: 0
read:
  replicas: 0
write:
  replicas: 0

# Disable resources from other deployment modes - Single Binary Mode
singleBinary:
  replicas: 0

# Configure resources from the chosen deployment mode
.sharedConfig: &shared_config
  affinity:
    nodeAffinity:
      requiredDuringSchedulingIgnoredDuringExecution:
        nodeSelectorTerms:
          - matchExpressions:
              - key: example.org/reservation.app
                operator: In
                values:
                  - loki
    podAntiAffinity:
      requiredDuringSchedulingIgnoredDuringExecution: []  # avoid default pod spreading
  tolerations:
    - key: example.com/reservation.app
      operator: Equal
      value: loki
      effect: NoSchedule
chunksCache:
  <<: *shared_config
compactor:
  <<: *shared_config
  replicas: 1
distributor:
  <<: *shared_config
  replicas: 2
  maxUnavailable: 1
indexGateway:
  <<: *shared_config
  replicas: 2
  maxUnavailable: 1
ingester:
  <<: *shared_config
  replicas: 2
  zoneAwareReplication:
    enabled: false
querier:
  <<: *shared_config
  replicas: 2
  maxUnavailable: 1
queryFrontend:
  <<: *shared_config
  replicas: 2
  maxUnavailable: 1
queryScheduler:
  <<: *shared_config
  replicas: 1
ruler:
  <<: *shared_config
  replicas: 0
  maxUnavailable: 1

# Expose the Loki gateway so it can be written to and queried externally
gateway:
  <<: *shared_config
  ingress:
    enabled: true
    ingressClassName: alb
    annotations:
      alb.ingress.kubernetes.io/load-balancer-name: loki-eks
      alb.ingress.kubernetes.io/target-type: ip
      alb.ingress.kubernetes.io/certificate-arn:
        'arn:aws:acm:eu-west-1:012345678901:certificate/01234567-abcd-9876-fedc-0123456789ab'
      alb.ingress.kubernetes.io/ssl-policy: ELBSecurityPolicy-2016-08
      alb.ingress.kubernetes.io/ssl-redirect: '443'
    hosts:
      - host: loki-eks.dev.example.org
        paths:
          - path: /
            pathType: Prefix
    tls: []

# Check on Loki
lokiCanary:
  <<: *shared_config