90 lines
2 KiB
Nix
90 lines
2 KiB
Nix
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{ config, lib, pkgs, ... }:
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with lib;
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let cfg = config.my.services.monitoring;
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in {
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options.my.services.monitoring = {
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enable = mkEnableOption "Enable monitoring";
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useACME = mkEnableOption "Get HTTPS certs";
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domain = mkOption {
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type = types.str;
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default = "monitoring.${config.networking.domain}";
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example = "monitoring.example.com";
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description = "Domain to use in reverse proxy";
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};
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};
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config = mkIf cfg.enable {
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services.grafana = {
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enable = true;
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domain = cfg.domain;
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port = 3000;
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addr = "127.0.0.1";
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provision = {
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enable = true;
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datasources = [
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{
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name = "Prometheus";
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type = "prometheus";
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url = "http://localhost:${toString config.services.prometheus.port}";
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}
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];
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dashboards = [
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{
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name = "Node Exporter";
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options.path = ./grafana-dashboards;
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disableDeletion = true;
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}
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];
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};
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};
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services.prometheus = {
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enable = true;
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port = 9090;
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listenAddress = "127.0.0.1";
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exporters = {
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node = {
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enable = true;
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enabledCollectors = [ "systemd" ];
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port = 9100;
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};
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};
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scrapeConfigs = [
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{
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job_name = config.networking.hostName;
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static_configs = [{
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targets = [ "127.0.0.1:${toString config.services.prometheus.exporters.node.port}" ];
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}];
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}
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];
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};
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services.nginx = {
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enable = true;
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recommendedGzipSettings = true;
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recommendedOptimisation = true;
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recommendedProxySettings = true;
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recommendedTlsSettings = true;
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virtualHosts.${config.services.grafana.domain} = {
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locations."/" = {
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proxyPass = "http://127.0.0.1:${toString config.services.grafana.port}";
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proxyWebsockets = true;
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};
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forceSSL = cfg.useACME;
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enableACME = cfg.useACME;
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};
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};
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};
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}
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