79 lines
1.8 KiB
Nix
79 lines
1.8 KiB
Nix
{ config, pkgs, ... }:
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let
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inherit (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.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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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 = {
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bloom_filter_false_positive = 0.05;
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index_downsample_bytes = 1000;
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encoding = "zstd";
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};
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wal.path = "${dataDir}/wal";
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wal.encoding = "snappy";
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local.path = "${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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};
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in {
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links = {
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tempo.protocol = "http";
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tempo-grpc.protocol = "http";
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tempo-otlp-http.protocol = "http";
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tempo-otlp-grpc.protocol = "http";
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};
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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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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 = [
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{
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name = "Tempo";
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inherit (links.tempo) url;
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type = "tempo";
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}
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];
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}
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