154 lines
4.3 KiB
Nix
154 lines
4.3 KiB
Nix
{ config, lib, pkgs, inputs, evalConfig, ... }:
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let
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tracktrain-config = ''
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dbstring: "dbname=tracktrain"
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gtfs: ./gtfs.zip
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assets: ${pkgs.tracktrain}/assets
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warp:
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port: 4000
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login:
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enable: true
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url: https://login.infra4future.de
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clientname: tracktrain
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# clientsecret defined in env file
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'';
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in
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{
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services.nginx.virtualHosts."tracktrain.ilztalbahn.eu" = {
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enableACME = true;
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forceSSL = true;
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locations."/" = {
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proxyPass = "http://192.168.42.41:4000";
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proxyWebsockets = true;
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};
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# note: this shadows the /metrics endpoint of tracktrain
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# in case you remove this, please consider putting something
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# else here to keep it from being publicly scrapable
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locations."/metrics/" = {
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proxyPass = "http://192.168.42.41:2342";
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proxyWebsockets = true;
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extraConfig = ''
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rewrite ^/metrics/(.*) /$1 break;
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'';
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};
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};
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containers.tracktrain = {
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privateNetwork = true;
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hostAddress = "192.168.42.40";
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localAddress = "192.168.42.41";
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autoStart = true;
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bindMounts = {
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"/persist" = {
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hostPath = "/persist/containers/tracktrain";
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isReadOnly = false;
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};
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};
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path = evalConfig ({ config, lib, pkgs, profiles, ... }: {
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system.stateVersion = "21.11";
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imports = [ profiles.nopersist profiles.container ];
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users.users.tracktrain = {
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group = "tracktrain";
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isSystemUser = true;
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};
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users.groups.tracktrain = {};
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systemd.services.tracktrain = {
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enable = true;
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description = "tracks trains, hopefully";
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wantedBy = [ "multi-user.target" ];
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requires = [ "network.target" ];
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after = [ "network.target" ];
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serviceConfig = {
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Type = "simple";
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EnvironmentFile = "/persist/secrets.env";
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User = "tracktrain";
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Group = "tracktrain";
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};
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path = [ pkgs.wget ];
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script = ''
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mkdir -p /persist/tracktrain
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cd /persist/tracktrain
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ln -sf ${pkgs.writeText "tracktrain-config.yaml" tracktrain-config} config.yaml
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wget "https://ilztalbahn.eu/wp-content/uploads/2020/07/gtfs.zip" || sleep 4; wget "https://ilztalbahn.eu/wp-content/uploads/2020/07/gtfs.zip"
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${pkgs.tracktrain}/bin/tracktrain +RTS -T
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'';
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};
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services.postgresql = {
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enable = true;
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ensureDatabases = [ "tracktrain" ];
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ensureUsers = [ {
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name = "tracktrain";
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ensurePermissions = {
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"DATABASE tracktrain" = "ALL PRIVILEGES";
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};
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} ];
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authentication = ''
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local all all trust
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host all all 127.0.0.1/32 trust
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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 = 9001;
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scrapeConfigs = [ {
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job_name = "tracktrain";
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static_configs = [{
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targets = [ "0.0.0.0:4000" ];
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}];
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} ];
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};
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services.grafana = {
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enable = true;
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settings.server = {
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serve_from_sub_path = true;
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domain = "tracktrain.ilztalbahn.eu";
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root_url = "https://%(domain)s/metrics/";
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http_port = 2342;
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http_addr = "0.0.0.0";
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};
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settings."auth.generic_oauth" = {
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name = "uffd";
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enabled = true;
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allow_sign_up = true;
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empty_scopes = true;
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client_id = "ilztalbahn-grafana";
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client_secret = "\${GRAFANA_CLIENT_SECRET}";
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auth_url = "https://login.infra4future.de/oauth2/authorize";
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token_url = "https://login.infra4future.de/oauth2/token";
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api_url = "https://login.infra4future.de/oauth2/userinfo";
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};
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# disables the default login screen. comment out if for some
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# reason you do need it
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settings.auth.oauth_auto_login = true;
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settings.users.auto_assign_org_role = "Admin";
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provision = {
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enable = true;
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datasources.settings.datasources = [ {
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url = "http://localhost:9001";
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type = "prometheus";
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name = "prometheus";
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} ];
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};
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};
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systemd.services.grafana.serviceConfig.EnvironmentFile =
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"/persist/secrets.env";
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});
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};
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}
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