Monitoring

nixos/roles/monitoring-server/grafana.nix

@@ -0,0 +1,12 @@
+{
+  config,
+  pkgs,
+  ...
+}: {
+  services.grafana = {
+    enable = true;
+    domain = "mon.kittywit.ch";
+    port = 2342;
+    addr = "127.0.0.1";
+  };
+}

nixos/roles/monitoring-server/nginx.nix

@@ -0,0 +1,8 @@
+{config, ...}: {
+  services.nginx.virtualHosts.${config.services.grafana.domain} = {
+    locations."/" = {
+      proxyPass = "http://127.0.0.1:${toString config.services.grafana.port}";
+      proxyWebsockets = true;
+    };
+  };
+}

nixos/roles/monitoring-server/prometheus.nix

@@ -0,0 +1,23 @@
+{config, ...}: {
+  services.prometheus = {
+    enable = true;
+    port = 9001;
+    exporters = {
+      node = {
+        enable = true;
+        enabledCollectors = ["systemd"];
+        port = 9002;
+      };
+    };
+    scrapeConfigs = [
+      {
+        job_name = "${config.networking.hostName}";
+        static_configs = [
+          {
+            targets = ["127.0.0.1:${toString config.services.prometheus.exporters.node.port}"];
+          }
+        ];
+      }
+    ];
+  };
+}

systems/yukari.nix

@@ -15,6 +15,7 @@ _: let
         postgres-server
         matrix-homeserver
         vaultwarden-server
+        monitoring-server
         irc-client
       ]);
 

tf/kw-mon.tf

@@ -0,0 +1,8 @@
+resource "cloudflare_record" "mon" {
+  name    = "mon"
+  proxied = false
+  ttl     = 3600
+  type    = "CNAME"
+  value   = "yukari.gensokyo.zone"
+  zone_id = local.zone_ids.kittywitch
+}