1 files changed, 55 insertions, 0 deletions

diff --git a/usecases/server/monitoring-server.nix b/usecases/server/monitoring-server.nix
new file mode 100644
index 0000000..823f4f9
--- /dev/null
+++ b/usecases/server/monitoring-server.nix
@@ -0,0 +1,55 @@
+inputs:
+
+{ config, ... }:
+
+{
+  imports = [
+    (import ./monitoring-target.nix inputs)
+  ];
+
+  services.prometheus = {
+    enable = true;
+
+    listenAddress = "127.0.0.1";
+
+    # TODO: for NixOS 21.05
+    extraFlags = [ "--storage.tsdb.retention=15w" ];
+    #retentionTime = "15w";
+
+    scrapeConfigs = [
+      {
+        job_name = "prometheus";
+        static_configs = [
+          { targets = [ "localhost:${toString config.services.prometheus.port}" ]; }
+        ];
+      }
+
+      {
+        job_name = "node_exporter";
+        static_configs = [
+          { targets = [ "localhost:${toString config.services.prometheus.exporters.node.port}" ]; }
+        ];
+      }
+
+      {
+        job_name = "grafana";
+        static_configs = [
+          { targets = [ "localhost:${toString config.services.grafana.port}" ]; }
+        ];
+      }
+    ];
+  };
+
+  services.grafana = {
+    enable = true;
+
+    addr = config.topology.mainVpn.currentNodeIP;
+    port = 3001;
+
+    analytics.reporting.enable = false;
+  };
+
+  networking.firewall.interfaces.${config.topology.mainVpn.interfaceName}.allowedTCPPorts = [
+    config.services.grafana.port
+  ];
+}