{ config, lib, ... }: with lib; let cfg = config.aa.services.loki; loki = config.services.loki; in { options.aa.services.loki = with types; { enable = mkEnableOption "loki"; }; config = mkIf cfg.enable { services.loki = { enable = true; configuration = { server.http_listen_port = 3030; auth_enabled = false; ingester = { lifecycler = { address = "127.0.0.1"; ring = { kvstore = { store = "inmemory"; }; replication_factor = 1; }; }; # Any chunk not receiving new logs in this time will be flushed chunk_idle_period = "1h"; # All chunks will be flushed when they hit this age max_chunk_age = "1h"; # Loki will attempt to build chunks up to this size, flushing first # if chunk_idle_period or max_chunk_age is reached first chunk_target_size = 999999; chunk_retain_period = "30s"; }; schema_config = { configs = [ { from = "2022-06-06"; store = "boltdb-shipper"; object_store = "filesystem"; schema = "v11"; index = { prefix = "index_"; period = "24h"; }; } { from = "2024-05-05"; store = "tsdb"; object_store = "filesystem"; schema = "v13"; index = { prefix = "index_"; period = "24h"; }; } ]; }; storage_config = { boltdb_shipper = { active_index_directory = "/var/lib/loki/boltdb-shipper-active"; cache_location = "/var/lib/loki/boltdb-shipper-cache"; cache_ttl = "24h"; }; tsdb_shipper = { active_index_directory = "/var/lib/loki/tsdb-shipper-active"; cache_location = "/var/lib/loki/tsdb-cache"; }; filesystem = { directory = "/var/lib/loki/chunks"; }; }; limits_config = { reject_old_samples = true; reject_old_samples_max_age = "168h"; }; table_manager = { retention_deletes_enabled = false; retention_period = "0s"; }; compactor = { working_directory = "/var/lib/loki"; compactor_ring = { kvstore = { store = "inmemory"; }; }; }; }; }; networking.firewall = { allowedTCPPorts = [loki.configuration.server.http_listen_port]; }; }; }