1 files changed, 37 insertions, 0 deletions
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unpoller.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unpoller.nix
new file mode 100644
index 000000000000..3b7f978528cd
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unpoller.nix
@@ -0,0 +1,37 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.unpoller;
+
+  configFile = pkgs.writeText "prometheus-unpoller-exporter.json" (generators.toJSON {} {
+    poller = { inherit (cfg.log) debug quiet; };
+    unifi = { inherit (cfg) controllers; };
+    influxdb.disable = true;
+    datadog.disable = true; # workaround for https://github.com/unpoller/unpoller/issues/442
+    prometheus = {
+      http_listen = "${cfg.listenAddress}:${toString cfg.port}";
+      report_errors = cfg.log.prometheusErrors;
+    };
+    inherit (cfg) loki;
+  });
+
+in {
+  port = 9130;
+
+  extraOpts = {
+    inherit (options.services.unpoller.unifi) controllers;
+    inherit (options.services.unpoller) loki;
+    log = {
+      debug = mkEnableOption (lib.mdDoc "debug logging including line numbers, high resolution timestamps, per-device logs");
+      quiet = mkEnableOption (lib.mdDoc "startup and error logs only");
+      prometheusErrors = mkEnableOption (lib.mdDoc "emitting errors to prometheus");
+    };
+  };
+
+  serviceOpts.serviceConfig = {
+    ExecStart = "${pkgs.unpoller}/bin/unpoller --config ${configFile}";
+    DynamicUser = false;
+  };
+}