149 lines
4.1 KiB
Nix
149 lines
4.1 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.krebs.tinc_graphs;
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internal_dir = "${cfg.workingDir}/internal";
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external_dir = "${cfg.workingDir}/external";
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out = {
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options.krebs.tinc_graphs = api;
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config = mkIf cfg.enable imp ;
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};
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api = {
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enable = mkEnableOption "tinc graphs";
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geodbPath = mkOption {
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type = types.str;
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description = "Path to geocitydb, defaults to geolite-legacy";
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default = "${pkgs.geolite-legacy}/share/GeoIP/GeoIPCity.dat";
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};
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nginx = {
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enable = mkEnableOption "enable tinc_graphs to be served with nginx";
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anonymous = {
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server-names = mkOption {
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type = with types; listOf str;
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description = "hostnames which serve anonymous graphs";
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default = [ "graphs.${config.krebs.build.host.name}" ];
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};
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listen = mkOption {
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# use the type of the nginx listen option
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type = with types; listOf str;
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description = "listen address for anonymous graphs";
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default = [ "80" ];
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};
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};
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complete = {
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server-names = mkOption {
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type = with types; listOf str;
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description = "hostname which serves complete graphs";
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default = [ "graphs.${config.krebs.build.host.name}" ];
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};
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listen = mkOption {
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type = with types; listOf str;
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description = "listen address for complete graphs";
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default = [ "127.0.0.1:80" ];
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};
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};
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};
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workingDir = mkOption {
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type = types.str;
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description = ''
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Path to working dir, will create interal and external/.
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Defaults to the new users home dir which defaults to
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/var/cache/tinc_graphs'';
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default = config.users.extraUsers.tinc_graphs.home;
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};
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timerConfig = mkOption {
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type = with types; attrsOf str;
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default = {
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OnCalendar = "*:0/15";
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};
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};
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};
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imp = {
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environment.systemPackages = [ pkgs.tinc_graphs];
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systemd.timers.tinc_graphs = {
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description = "Build Tinc Graphs via via timer";
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wantedBy = [ "timers.target"];
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timerConfig = cfg.timerConfig;
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};
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systemd.services.tinc_graphs = {
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description = "Build Tinc Graphs";
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environment = {
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EXTERNAL_FOLDER = external_dir;
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INTERNAL_FOLDER = internal_dir;
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GEODB = cfg.geodbPath;
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TINC_HOSTPATH=config.krebs.retiolum.hosts;
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};
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restartIfChanged = true;
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serviceConfig = {
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Type = "simple";
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TimeoutSec = 300; # we will wait 5 minutes, kill otherwise
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restart = "always";
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ExecStartPre = pkgs.writeScript "tinc_graphs-init" ''
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#!/bin/sh
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mkdir -p "${internal_dir}" "${external_dir}"
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if ! test -e "${cfg.workingDir}/internal/index.html"; then
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cp -fr "$(${pkgs.tinc_graphs}/bin/tincstats-static-dir)/internal/." "${internal_dir}"
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fi
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if ! test -e "${cfg.workingDir}/external/index.html"; then
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cp -fr "$(${pkgs.tinc_graphs}/bin/tincstats-static-dir)/external/." "${external_dir}"
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fi
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'';
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ExecStart = "${pkgs.tinc_graphs}/bin/all-the-graphs";
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ExecStartPost = pkgs.writeScript "tinc_graphs-post" ''
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#!/bin/sh
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# TODO: this may break if workingDir is set to something stupid
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# this is needed because homedir is created with 700
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chmod 755 "${cfg.workingDir}"
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'';
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PrivateTmp = "yes";
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User = "root"; # tinc cannot be queried as user,
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# seems to be a tinc-pre issue
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};
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};
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users.extraUsers.tinc_graphs = {
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uid = genid "tinc_graphs";
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home = "/var/spool/tinc_graphs";
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};
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krebs.nginx.servers = mkIf cfg.nginx.enable {
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tinc_graphs_complete = mkMerge [ cfg.nginx.complete {
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locations = [
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(nameValuePair "/" ''
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autoindex on;
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root ${internal_dir};
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'')
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];
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}] ;
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tinc_graphs_anonymous = mkMerge [ cfg.nginx.anonymous {
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locations = [
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(nameValuePair "/" ''
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autoindex on;
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root ${external_dir};
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'')
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];
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}];
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};
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};
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in
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out
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