132 lines
3.4 KiB
Nix
132 lines
3.4 KiB
Nix
{
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lib,
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config,
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...
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}:
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with lib;
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let
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in
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{
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options = {
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grafana = {
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enable = mkEnableOption "enables grafana";
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port = lib.mkOption {
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type = lib.types.int;
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default = 2342;
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description = "The port Grafana listens on.";
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};
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host = mkOption {
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type = types.str;
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defaultText = literalExpression "127.0.0.1";
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description = "The hostname that Grafana binds to";
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};
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domain = mkOption {
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type = types.str;
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description = "Domain name for Grafana to be served on.";
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};
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};
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alloy = {
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enable = mkEnableOption "enables alloy";
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configPath = lib.mkOption {
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type = lib.types.path;
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default = ./alloy.yaml;
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description = "The path to the configPath.";
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};
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};
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prometheus = {
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enable = mkEnableOption "enables prometheus";
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port = lib.mkOption {
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type = lib.types.int;
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default = 9001;
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description = "The port Prometheus listens on.";
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};
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exporters = {
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enable = mkEnableOption "enables node exporters";
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port = lib.mkOption {
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type = lib.types.int;
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default = 9002;
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description = "The port Prometheus node exporter listens on.";
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};
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};
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};
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loki = {
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enable = mkEnableOption "enables prometheus";
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configFile = lib.mkOption {
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type = lib.types.path;
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default = ./loki.yaml;
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description = "The path to the configFile.";
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};
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dataDir = lib.mkOption {
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type = lib.types.str;
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default = "/var/loki";
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description = "The path to the data directory.";
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};
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};
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};
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config = mkMerge [
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(mkIf config.grafana.enable {
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services.grafana = {
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enable = true;
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settings = {
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server = {
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domain = config.grafana.domain;
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http_port = config.grafana.port;
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http_addr = config.grafana.host;
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};
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};
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};
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# nginx reverse proxy
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services.nginx.virtualHosts."${config.grafana.domain}" = {
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enableACME = true;
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forceSSL = true;
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locations."/" = {
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proxyPass = "http://${config.grafana.host}:${toString config.grafana.port}";
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proxyWebsockets = true;
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extraConfig = "proxy_ssl_server_name on;" + "proxy_pass_header Authorization;";
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};
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};
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})
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(mkIf config.loki.enable {
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networking.firewall.allowedTCPPorts = [ 3100 ];
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services.loki = {
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enable = true;
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configFile = config.loki.configFile;
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dataDir = config.loki.dataDir;
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};
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})
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(mkIf config.alloy.enable {
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services.alloy = {
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enable = true;
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configPath = config.alloy.configPath;
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};
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})
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(mkIf config.prometheus.enable {
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services.prometheus = {
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enable = true;
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port = config.prometheus.port;
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exporters = mkIf config.prometheus.exporters.enable {
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node = {
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enable = true;
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enabledCollectors = [ "systemd" ];
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port = config.prometheus.exporters.port;
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};
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};
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scrapeConfigs = [
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{
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job_name = "desktop";
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static_configs = [
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{
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targets = [ "${config.grafana.host}:${toString config.prometheus.exporters.port}" ];
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}
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];
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}
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];
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};
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})
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];
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}
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