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43 lines
1.1 KiB
Nix
43 lines
1.1 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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promtail_config = pkgs.writeText "prom-config.json" (builtins.toJSON {
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clients =
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[{ url = "http://${config.networking.hostName}.${config.kw.dns.ygg_prefix}.${config.kw.dns.domain}:3100/loki/api/v1/push"; }];
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positions = { filename = "/tmp/positions.yaml"; };
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scrape_configs = [{
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job_name = "journal";
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journal = {
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labels = {
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host = config.networking.hostName;
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job = "systemd-journal";
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};
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max_age = "12h";
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};
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relabel_configs = [{
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source_labels = [ "__journal__systemd_unit" ];
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target_label = "unit";
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}];
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}];
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server = {
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grpc_listen_port = 0;
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http_listen_port = 28183;
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};
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});
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in
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{
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systemd.services.promtail = {
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enable = false;
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description = "Promtail service for Loki";
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wantedBy = [ "multi-user.target" ];
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wants = [ "yggdrassil.service" ];
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serviceConfig = {
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ExecStart = ''
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${pkgs.grafana-loki}/bin/promtail --config.file ${promtail_config}
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'';
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};
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};
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}
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