168 lines
4 KiB
Nix
168 lines
4 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.kibana;
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cfgFile = pkgs.writeText "kibana.json" (builtins.toJSON (
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(filterAttrsRecursive (n: v: v != null) ({
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server = {
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host = cfg.host;
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port = cfg.port;
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ssl = {
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cert = cfg.cert;
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key = cfg.key;
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};
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};
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kibana = {
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index = cfg.index;
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defaultAppId = cfg.defaultAppId;
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};
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elasticsearch = {
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url = cfg.elasticsearch.url;
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username = cfg.elasticsearch.username;
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password = cfg.elasticsearch.password;
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ssl = {
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cert = cfg.elasticsearch.cert;
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key = cfg.elasticsearch.key;
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ca = cfg.elasticsearch.ca;
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};
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};
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logging = {
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verbose = cfg.logLevel == "verbose";
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quiet = cfg.logLevel == "quiet";
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silent = cfg.logLevel == "silent";
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dest = "stdout";
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};
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} // cfg.extraConf)
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)));
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in {
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options.services.kibana = {
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enable = mkEnableOption "enable kibana service";
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host = mkOption {
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description = "Kibana listening host";
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default = "127.0.0.1";
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type = types.str;
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};
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port = mkOption {
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description = "Kibana listening port";
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default = 5601;
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type = types.int;
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};
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cert = mkOption {
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description = "Kibana ssl certificate.";
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default = null;
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type = types.nullOr types.path;
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};
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key = mkOption {
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description = "Kibana ssl key.";
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default = null;
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type = types.nullOr types.path;
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};
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index = mkOption {
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description = "Elasticsearch index to use for saving kibana config.";
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default = ".kibana";
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type = types.str;
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};
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defaultAppId = mkOption {
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description = "Elasticsearch default application id.";
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default = "discover";
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type = types.str;
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};
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elasticsearch = {
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url = mkOption {
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description = "Elasticsearch url";
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default = "http://localhost:9200";
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type = types.str;
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};
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username = mkOption {
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description = "Username for elasticsearch basic auth.";
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default = null;
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type = types.nullOr types.str;
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};
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password = mkOption {
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description = "Password for elasticsearch basic auth.";
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default = null;
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type = types.nullOr types.str;
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};
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ca = mkOption {
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description = "CA file to auth against elasticsearch.";
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default = null;
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type = types.nullOr types.path;
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};
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cert = mkOption {
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description = "Certificate file to auth against elasticsearch.";
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default = null;
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type = types.nullOr types.path;
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};
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key = mkOption {
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description = "Key file to auth against elasticsearch.";
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default = null;
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type = types.nullOr types.path;
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};
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};
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logLevel = mkOption {
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description = "Kibana log level";
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default = "normal";
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type = types.enum ["verbose" "normal" "silent" "quiet"];
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};
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package = mkOption {
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description = "Kibana package to use";
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default = pkgs.kibana;
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type = types.package;
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};
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dataDir = mkOption {
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description = "Kibana data directory";
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default = "/var/lib/kibana";
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type = types.path;
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};
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extraConf = mkOption {
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description = "Kibana extra configuration";
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default = {};
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type = types.attrs;
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};
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};
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config = mkIf (cfg.enable) {
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systemd.services.kibana = {
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description = "Kibana Service";
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wantedBy = [ "multi-user.target" ];
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after = [ "network-interfaces.target" "elasticsearch.service" ];
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serviceConfig = {
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ExecStart = "${cfg.package}/bin/kibana --config ${cfgFile}";
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User = "kibana";
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WorkingDirectory = cfg.dataDir;
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};
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};
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environment.systemPackages = [ cfg.package ];
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users.extraUsers = singleton {
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name = "kibana";
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uid = config.ids.uids.kibana;
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description = "Kibana service user";
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home = cfg.dataDir;
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createHome = true;
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};
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};
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}
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