From d55f7dc490305c9887167d5c2b2423bfcba39328 Mon Sep 17 00:00:00 2001
From: Vinzenz Schroeter <vinzenz.f.s@gmail.com>
Date: Mon, 8 Dec 2025 20:48:52 +0100
Subject: [PATCH] prometheus: basic metric export

---
 flake.nix                        |  1 +
 nixosModules/prometheus-node.nix | 20 ++++++++++++++++++++
 2 files changed, 21 insertions(+)
 create mode 100644 nixosModules/prometheus-node.nix

diff --git a/flake.nix b/flake.nix
index 792b770..cdc2bf4 100644
--- a/flake.nix
+++ b/flake.nix
@@ -277,6 +277,7 @@
             self.nixosModules.globalinstalls
             self.nixosModules.lix-is-nix
             self.nixosModules.openssh
+            self.nixosModules.prometheus-node
             self.nixosModules.systemd-boot
             self.nixosModules.tailscale
             zerforschen-plus.nixosModules.default
diff --git a/nixosModules/prometheus-node.nix b/nixosModules/prometheus-node.nix
new file mode 100644
index 0000000..576db81
--- /dev/null
+++ b/nixosModules/prometheus-node.nix
@@ -0,0 +1,20 @@
+{
+  services.prometheus.exporters = {
+    node = {
+      enable = true;
+      openFirewall = true;
+      port = 9190;
+      enabledCollectors = [
+        # keep-sorted start
+        "cgroups"
+        "interrupts"
+        "softirqs"
+        "swap"
+        "systemd"
+        "tcpstat"
+        "wifi"
+        # keep-sorted end
+      ];
+    };
+  };
+}