96 lines
2.4 KiB
Nix
96 lines
2.4 KiB
Nix
{ cluster, config, pkgs, ... }:
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let
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inherit (cluster.config) links;
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dataDir = "/srv/storage/private/tempo";
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tempoConfig = {
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server = {
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http_listen_address = links.tempo.ipv4;
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http_listen_port = links.tempo.port;
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grpc_listen_address = links.tempo-grpc.ipv4;
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grpc_listen_port = links.tempo-grpc.port;
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};
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distributor.receivers = {
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otlp = {
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protocols = {
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http.endpoint = links.tempo-otlp-http.tuple;
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grpc.endpoint = links.tempo-otlp-grpc.tuple;
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};
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};
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zipkin.endpoint = links.tempo-zipkin-http.tuple;
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};
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querier.frontend_worker.frontend_address = links.tempo-grpc.tuple;
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ingester = {
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trace_idle_period = "30s";
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max_block_bytes = 1000000;
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max_block_duration = "5m";
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};
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compactor = {
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compaction = {
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compaction_window = "1h";
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max_block_bytes = 100000000;
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compacted_block_retention = "10m";
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};
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};
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storage.trace = {
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backend = "local";
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block.bloom_filter_false_positive = 0.05;
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wal.path = "${dataDir}/wal";
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local.path = "${dataDir}/blocks";
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pool = {
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max_workers = 16;
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queue_depth = 1000;
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};
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};
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metrics_generator = {
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registry.external_labels = {
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source = "tempo";
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host = config.networking.hostName;
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};
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storage = {
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path = "${dataDir}/generator/wal";
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remote_write = [
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{
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url = "${links.prometheus-ingest.url}/api/v1/write";
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send_exemplars = true;
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}
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];
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};
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};
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overrides.metrics_generator_processors = [
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"service-graphs"
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"span-metrics"
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];
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};
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in {
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users.users.tempo = {
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isSystemUser = true;
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group = "tempo";
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home = dataDir;
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createHome = true;
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};
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users.groups.tempo = {};
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systemd.services.tempo = {
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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User = "tempo";
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Group = "tempo";
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ExecStart = "${pkgs.tempo}/bin/tempo -config.file=${pkgs.writeText "tempo.yaml" (builtins.toJSON tempoConfig)}";
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PrivateTmp = true;
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};
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};
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services.grafana.provision.datasources.settings.datasources = [
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{
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name = "Tempo";
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uid = "P214B5B846CF3925F";
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inherit (links.tempo) url;
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type = "tempo";
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jsonData = {
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serviceMap.datasourceUid = "PBFA97CFB590B2093"; # prometheus
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nodeGraph.enabled = true;
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};
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}
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];
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}
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