119 lines
3.5 KiB
Nix
119 lines
3.5 KiB
Nix
{ config, pkgs, ... }:
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let
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restartServices = [ "grafana" "influxdb" ];
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in {
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microvm.mem = 4096;
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c3d2.deployment = {
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server = "server10";
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mounts = [ "etc" "home" "var"];
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};
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c3d2.isInHq = false;
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services.openssh.enable = true;
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networking.hostName = "grafana";
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# http https influxdb
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networking.firewall.allowedTCPPorts = [ 80 443 8086 ];
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# collectd
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networking.firewall.allowedUDPPorts = [ 25826 ];
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services.nginx = {
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enable = true;
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virtualHosts = {
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"grafana.hq.c3d2.de" = {
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default = true;
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enableACME = true;
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forceSSL = true;
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locations = { "/".proxyPass = "http://localhost:3000/"; };
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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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provision = {
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enable = true;
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# curl https://root:SECRET@grafana.hq.c3d2.de/api/datasources | jq > hosts/grafana/datasources.json
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datasources.settings.datasources = map (datasource: {
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inherit (datasource) name type access orgId url password user database isDefault jsonData;
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}) (with builtins; fromJSON (readFile ./datasources.json));
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dashboards.settings.providers = [ {
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settings = {
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apiVersion = 1;
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providers = [ {
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name = "c3d2";
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} ];
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};
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# for id in `curl https://root:SECRET@grafana.hq.c3d2.de/api/search | jq -j 'map(.uid) | join(" ")'`; do curl https://root:SECRET@grafana.hq.c3d2.de/api/dashboards/uid/$id | jq .dashboard > hosts/grafana/dashboards/$id.json;done
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options.path = ./dashboards;
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} ];
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};
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settings = {
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"auth.anonymous" = {
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enabled = false;
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org_name = "Chaos";
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};
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security = {
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admin_password = "$__file{${config.sops.secrets."grafana/admin-password".path}}";
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secret_key = "$__file{${config.sops.secrets."grafana/secret-key".path}}";
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};
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server.domain = "grafana.hq.c3d2.de";
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users.allow_sign_up = false;
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};
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};
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services.influxdb = let
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collectdTypes = pkgs.runCommand "collectd-types" {} ''
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mkdir -p $out/share/collectd
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cat ${pkgs.collectd-data}/share/collectd/types.db >> $out/share/collectd/types.db
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echo "stations value:GAUGE:0:U" >> $out/share/collectd/types.db
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'';
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in {
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enable = true;
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extraConfig = {
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logging.level = "debug";
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collectd = [{
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enabled = true;
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database = "collectd";
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typesdb = "${collectdTypes}/share/collectd/types.db";
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# create retention policy "30d" on collectd duration 30d replication 1 default
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retention-policy = "30d";
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}];
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};
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};
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systemd.services =
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builtins.foldl' (services: service:
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services // {
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"${service}".serviceConfig = {
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RestartSec = 60;
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Restart = "always";
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};
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}
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) {} restartServices
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// {
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# work around our slow storage that can't keep up
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influxdb.serviceConfig.LimitNOFILE = "1048576:1048576";
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influxdb.serviceConfig.TimeoutStartSec = "infinity";
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};
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environment.systemPackages = with pkgs; [ influxdb ];
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sops = {
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defaultSopsFile = ./secrets.yaml;
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secrets = {
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"grafana/admin-password" = {
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group = config.systemd.services.grafana.serviceConfig.User;
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owner = config.systemd.services.grafana.serviceConfig.User;
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};
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"grafana/secret-key" = {
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group = config.systemd.services.grafana.serviceConfig.User;
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owner = config.systemd.services.grafana.serviceConfig.User;
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};
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};
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};
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system.stateVersion = "22.05";
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}
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