121 lines
3.3 KiB
Nix
121 lines
3.3 KiB
Nix
{ config, lib, ... }:
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let
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cfg = config.profile.services.telemetry.loki;
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inherit (lib) mkIf;
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inherit (lib.lists) optional;
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lokiDomain = "loki.tigor.web.id";
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server = config.services.loki.configuration.server;
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in
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{
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config = mkIf cfg.enable {
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services.caddy.virtualHosts.${lokiDomain}.extraConfig = # caddy
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''
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basic_auth {
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{$AUTH_USERNAME} {$AUTH_PASSWORD}
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}
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reverse_proxy ${server.http_listen_address}:${toString server.http_listen_port}
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'';
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services.loki =
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let
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dataDir = config.services.loki.dataDir;
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in
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{
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enable = true;
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configuration = {
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# https://grafana.com/docs/loki/latest/configure/examples/configuration-examples/
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auth_enabled = false;
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server = {
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http_listen_address = "0.0.0.0";
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http_listen_port = 3100;
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grpc_listen_port = 9095;
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};
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common = {
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path_prefix = dataDir;
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replication_factor = 1;
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ring = {
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instance_addr = "127.0.0.1";
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kvstore.store = "inmemory";
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};
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};
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schema_config = {
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configs = [
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{
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from = "2024-08-29";
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store = "tsdb";
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object_store = "filesystem";
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schema = "v13";
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index = {
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prefix = "index_";
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period = "24h";
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};
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}
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];
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};
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ruler = {
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external_url = "https://grafana.tigor.web.id";
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storage = {
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type = "local";
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local = {
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directory = "${dataDir}/rules";
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};
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};
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rule_path = "/tmp/loki/rules"; # Temporary rule_path
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};
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compactor = {
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working_directory = "${dataDir}/retention";
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retention_enabled = true;
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delete_request_store = "filesystem";
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};
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limits_config = {
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retention_period = "90d";
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ingestion_burst_size_mb = 64;
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ingestion_rate_mb = 32;
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};
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storage_config = {
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filesystem = {
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directory = "${dataDir}/chunks";
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};
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};
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};
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};
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# https://grafana.com/docs/grafana/latest/datasources/loki/
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services.grafana.provision.datasources.settings.datasources = [
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{
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name = "Loki";
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type = "loki";
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uid = "loki";
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access = "proxy";
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url = "http://${server.http_listen_address}:${toString server.http_listen_port}";
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basicAuth = false;
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jsonData = {
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timeout = 60;
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maxLines = 1000;
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derivedFields =
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[ ]
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++ (optional config.services.tempo.enable {
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datasourceUid = "tempo";
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matcherRegex = ''traceID=(\\w+)'';
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name = "TraceID";
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url = "$\${__value.raw}";
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urlDisplayLabel = "Trace";
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})
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++ (optional config.services.tempo.enable {
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datasourceUid = "tempo";
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matcherRegex = ''"trace_id":"(\\w+)"'';
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name = "TraceID";
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url = "$\${__value.raw}";
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urlDisplayLabel = "Trace";
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});
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};
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}
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];
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};
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}
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