templatefile/data/templates/loki-local-config.pktpl.hcl

%{ if Vars.Loki.AuthEnabled ~}
auth_enabled: true
%{ else }
auth_enabled: false
%{ endif }

server:
  http_listen_port: ${Vars.Loki.HTTPPort}
  grpc_listen_port: ${Vars.Loki.GRPCPort}
  log_level: ${Vars.Loki.LogLevel}

ingester:
  wal:
    enabled: true
    dir: ${Vars.Loki.StorageRoot}/wal
    flush_on_shutdown: true
  lifecycler:
    address: 127.0.0.1
    ring:
      kvstore:
        store: inmemory
      replication_factor: 1
    final_sleep: 0s
  chunk_idle_period: 1h       # Any chunk not receiving new logs in this time will be flushed
  max_chunk_age: 1h           # All chunks will be flushed when they hit this age, default is 1h
  chunk_target_size: 1048576  # Vars.Loki will attempt to build chunks up to 1.5MB, flushing first if chunk_idle_period or max_chunk_age is reached first
  chunk_retain_period: 30s    # Must be greater than index read cache TTL if using an index cache (Default index read cache TTL is 5m)
  max_transfer_retries: 0     # Chunk transfers disabled

schema_config:
  configs:
  - from: 2020-05-15
    store: boltdb-shipper
    object_store: ${Vars.Loki.ObjectStore}
    schema: v11
    index:
      prefix: index_
      period: 24h

storage_config:
  boltdb_shipper:
    active_index_directory: ${Vars.Loki.StorageRoot}/index
    shared_store: ${Vars.Loki.SharedStore}
    cache_location: ${Vars.Loki.StorageRoot}/cache
    cache_ttl: 168h

%{ if Vars.Loki.ObjectStore == "filesystem" ~}
  filesystem:
    directory: ${Vars.Loki.StorageRoot}/chunks
%{ else }
  aws:
    s3: s3://${Vars.Loki.S3.APIKey}:${Vars.Loki.S3.APISecretKey}@${Vars.Loki.S3.URL}/${Vars.Loki.S3.BucketName}
    s3forcepathstyle: true
%{ endif }

compactor:
  shared_store: ${Vars.Loki.SharedStore}
  working_directory: ${Vars.Loki.StorageRoot}/compactor
  compaction_interval: 10m

limits_config:
  reject_old_samples: true
  reject_old_samples_max_age: 168h

chunk_store_config:
  max_look_back_period: 0s

table_manager:
  retention_deletes_enabled: false
  retention_period: 0s

ruler:
  storage:
    type: local
    local:
      directory: ${Vars.Loki.StorageRoot}/rules
  rule_path: ${Vars.Loki.StorageRoot}/rules
  alertmanager_url: ${Vars.Loki.AlertManagerURL}
  ring:
    kvstore:
      store: inmemory
  enable_api: true