73 lines
1.4 KiB
Nix
73 lines
1.4 KiB
Nix
{
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config,
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nodes,
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lib,
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...
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}:
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let
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host = "prometheus.dgnum.eu";
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port = 9091;
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nodeExporterConfigs = lib.flatten (
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lib.mapAttrsToList (
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node:
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{ config, ... }:
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lib.optional config.dgn-node-monitoring.enable {
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targets = [ "${node}.dgnum:${builtins.toString config.dgn-node-monitoring.port}" ];
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labels = {
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host = node;
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};
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}
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) nodes
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);
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in
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{
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services.prometheus = {
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enable = true;
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inherit port;
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checkConfig = "syntax-only";
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enableReload = true;
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listenAddress = "127.0.0.1";
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webConfigFile = config.age.secrets."prometheus-web_config_file".path;
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webExternalUrl = "https://${host}";
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retentionTime = "6m";
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extraFlags = [ "--storage.tsdb.retention.size=20GB" ];
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globalConfig = {
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scrape_interval = "15s"; # if you change this settings, please do it in grafana also
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};
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scrapeConfigs = [
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{
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job_name = "prometheus";
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static_configs = [ { targets = [ "localhost:9090" ]; } ];
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}
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{
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job_name = "node_exporter";
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static_configs = nodeExporterConfigs;
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}
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];
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};
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services.nginx.virtualHosts.${host} = {
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enableACME = true;
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forceSSL = true;
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locations."/" = {
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proxyPass = "http://127.0.0.1:${builtins.toString port}";
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proxyWebsockets = true;
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recommendedProxySettings = true;
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};
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};
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age-secrets.autoMatch = [ "prometheus" ];
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}
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