124 lines
3.6 KiB
Nix
124 lines
3.6 KiB
Nix
{ pkgs, config, lib, secrets, ... }:
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{
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imports = [
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./prometheus.nix
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./loki.nix
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];
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sops.secrets = lib.genAttrs
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[
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"postgres/grafana"
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"grafana/secretkey"
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"grafana/oauth2_secret"
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]
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(lib.const rec {
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restartUnits = [ "grafana.service" ];
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owner = config.systemd.services.grafana.serviceConfig.User;
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group = config.users.users.${owner}.group;
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});
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services.grafana = {
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enable = true;
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dataDir = "${config.machineVars.dataDrives.default}/var/grafana";
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provision = {
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enable = true;
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datasources.settings.datasources = [
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{
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name = "Prometheus";
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type = "prometheus";
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access = "proxy";
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url = "http://localhost:${toString config.services.prometheus.port}";
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isDefault = true;
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}
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];
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dashboards.settings.providers = let
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makeReadOnly = x: lib.pipe x [
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builtins.readFile
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builtins.fromJSON
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(x: x // { editable = false; })
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builtins.toJSON
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(pkgs.writeText (builtins.baseNameOf x))
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];
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in [
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{
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name = "Matrix Synapse";
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type = "file";
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url = "https://raw.githubusercontent.com/matrix-org/synapse/develop/contrib/grafana/synapse.json";
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options.path = makeReadOnly ./dashboards/matrix-synapse.json;
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}
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{
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name = "PostgreSQL";
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type = "file";
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url = "https://grafana.com/api/dashboards/9628/revisions/7/download";
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options.path = makeReadOnly ./dashboards/postgres.json;
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}
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{
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name = "Node";
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type = "file";
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url = "https://raw.githubusercontent.com/rfmoz/grafana-dashboards/master/prometheus/node-exporter-full.json";
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options.path = makeReadOnly ./dashboards/node.json;
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}
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{
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name = "Nginx";
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type = "file";
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url = "https://raw.githubusercontent.com/nginxinc/nginx-prometheus-exporter/main/grafana/dashboard.json";
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options.path = makeReadOnly ./dashboards/nginx.json;
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}
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# TODO: activate when php-fpm exporter is backported
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# {
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# name = "php-fpm";
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# type = "file";
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# url = "https://raw.githubusercontent.com/hipages/php-fpm_exporter/master/grafana/kubernetes-php-fpm.json";
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# options.path = makeReadOnly ./dashboards/php-fpm.json;
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# }
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# See https://github.com/grafana/grafana/issues/10786
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{
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name = "Redis";
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type = "file";
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url = "https://raw.githubusercontent.com/oliver006/redis_exporter/master/contrib/grafana_prometheus_redis_dashboard.json";
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options.path = ./dashboards/redis.json;
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}
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# {
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# name = "Minecraft";
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# options.path = makeReadOnly ./dashboards/minecraft.json;
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# }
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];
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};
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settings = let
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secretFile = sopsKey: ''$__file{${config.sops.secrets.${sopsKey}.path}}'';
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in {
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analytics.check_for_updates = false;
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server = {
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domain = "log.nani.wtf";
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# TODO: use socket
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# protocol = [ "socket" ];
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http_addr = "127.0.0.1";
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http_port = secrets.ports.grafana;
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};
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security = {
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disable_initial_admin_creation = true;
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cookie_secure = true;
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secret_key = secretFile "grafana/secretkey";
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};
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database = {
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type = "postgres";
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user = "grafana";
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host = "/var/run/postgresql";
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password = secretFile "postgres/grafana";
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};
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};
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};
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systemd.services.grafana = {
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requires = [ "postgresql.service" ];
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};
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}
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