prometheus-unifi-exporter: init at 0.4.0

nixos/modules/module-list.nix

@@ -334,6 +334,7 @@
   ./services/monitoring/prometheus/nginx-exporter.nix
   ./services/monitoring/prometheus/node-exporter.nix
   ./services/monitoring/prometheus/snmp-exporter.nix
+  ./services/monitoring/prometheus/unifi-exporter.nix
   ./services/monitoring/prometheus/varnish-exporter.nix
   ./services/monitoring/riemann.nix
   ./services/monitoring/riemann-dash.nix

nixos/modules/services/monitoring/prometheus/unifi-exporter.nix

@@ -0,0 +1,104 @@
+{ config, pkgs, lib, ... }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.unifiExporter;
+in {
+  options = {
+    services.prometheus.unifiExporter = {
+      enable = mkEnableOption "prometheus unifi exporter";
+
+      port = mkOption {
+        type = types.int;
+        default = 9130;
+        description = ''
+          Port to listen on.
+        '';
+      };
+
+      unifiAddress = mkOption {
+        type = types.str;
+        example = "https://10.0.0.1:8443";
+        description = ''
+          URL of the UniFi Controller API.
+        '';
+      };
+
+      unifiInsecure = mkOption {
+        type = types.bool;
+        default = false;
+        description = ''
+          If enabled skip the verification of the TLS certificate of the UniFi Controller API.
+          Use with caution.
+        '';
+      };
+      
+      unifiUsername = mkOption {
+        type = types.str;
+        example = "ReadOnlyUser";
+        description = ''
+          username for authentication against UniFi Controller API.
+        '';
+      };
+      
+      unifiPassword = mkOption {
+        type = types.str;
+        description = ''
+          Password for authentication against UniFi Controller API.
+        '';
+      };
+      
+      unifiTimeout = mkOption {
+        type = types.str;
+        default = "5s";
+        example = "2m";
+        description = ''
+          Timeout including unit for UniFi Controller API requests.
+        '';
+      };
+
+      extraFlags = mkOption {
+        type = types.listOf types.str;
+        default = [];
+        description = ''
+          Extra commandline options when launching the unifi exporter.
+        '';
+      };
+
+      openFirewall = mkOption {
+        type = types.bool;
+        default = false;
+        description = ''
+          Open port in firewall for incoming connections.
+        '';
+      };
+    };
+  };
+
+  config = mkIf cfg.enable {
+    networking.firewall.allowedTCPPorts = optional cfg.openFirewall cfg.port;
+
+    systemd.services.prometheus-unifi-exporter = {
+      description = "Prometheus exporter for UniFi Controller metrics";
+      unitConfig.Documentation = "https://github.com/mdlayher/unifi_exporter";
+      wantedBy = [ "multi-user.target" ];
+      serviceConfig = {
+        User = "nobody";
+        Restart = "always";
+        PrivateTmp = true;
+        WorkingDirectory = /tmp;
+        ExecStart = ''
+          ${pkgs.prometheus-unifi-exporter}/bin/unifi_exporter \
+            -telemetry.addr :${toString cfg.port} \
+            -unifi.addr ${cfg.unifiAddress} \
+            -unifi.username ${cfg.unifiUsername} \
+            -unifi.password ${cfg.unifiPassword} \
+            -unifi.timeout ${cfg.unifiTimeout} \
+            ${optionalString cfg.unifiInsecure "-unifi.insecure" } \
+            ${concatStringsSep " \\\n  " cfg.extraFlags}
+        '';
+      };
+    };
+  };
+}

pkgs/servers/monitoring/prometheus/unifi-exporter/default.nix

@@ -0,0 +1,26 @@
+{ stdenv, lib, buildGoPackage, fetchFromGitHub }:
+
+buildGoPackage rec {
+  name = "unifi-exporter-${version}";
+  version = "0.4.0";
+  rev = version;
+
+  goPackagePath = "github.com/mdlayher/unifi_exporter";
+
+  src= fetchFromGitHub {
+    inherit rev;
+    owner = "mdlayher";
+    repo = "unifi_exporter";
+    sha256 = "0mbav3dkrwrgzzl80q590467nbq5j61v5v7mpsbhcn2p7ak0swx4";
+  };
+
+  goDeps = ./deps.nix;
+
+  meta = with stdenv.lib; {
+    description = "Prometheus exporter that exposes metrics from a Ubiquiti UniFi Controller and UniFi devices";
+    homepage = https://github.com/mdlayher/unifi_exporter;
+    license = licenses.mit;
+    maintainers = with maintainers; [ bachp ];
+    platforms = platforms.unix;
+  };
+}

pkgs/servers/monitoring/prometheus/unifi-exporter/deps.nix

@@ -0,0 +1,75 @@
+# This file was generated by go2nix.
+[
+  {
+    goPackagePath = "github.com/beorn7/perks";
+    fetch = {
+      type = "git";
+      url = "https://github.com/beorn7/perks";
+      rev = "4c0e84591b9aa9e6dcfdf3e020114cd81f89d5f9";
+      sha256 = "1hrybsql68xw57brzj805xx2mghydpdiysv3gbhr7f5wlxj2514y";
+    };
+  }
+  {
+    goPackagePath = "github.com/golang/protobuf";
+    fetch = {
+      type = "git";
+      url = "https://github.com/golang/protobuf";
+      rev = "c9c7427a2a70d2eb3bafa0ab2dc163e45f143317";
+      sha256 = "1xy0bj66qks2xlzxzlfma16w7m8g6rrwawmlhlv68bcw2k5hvvib";
+    };
+  }
+  {
+    goPackagePath = "github.com/matttproud/golang_protobuf_extensions";
+    fetch = {
+      type = "git";
+      url = "https://github.com/matttproud/golang_protobuf_extensions";
+      rev = "c12348ce28de40eed0136aa2b644d0ee0650e56c";
+      sha256 = "1d0c1isd2lk9pnfq2nk0aih356j30k3h1gi2w0ixsivi5csl7jya";
+    };
+  }
+  {
+    goPackagePath = "github.com/mdlayher/unifi";
+    fetch = {
+      type = "git";
+      url = "https://github.com/mdlayher/unifi";
+      rev = "418aad77bdb31a9b97d13f79162b0bac1a38bb25";
+      sha256 = "16hv2mk2vl4lcj1qf2wp9psvffz26b5zsajs2yl21rbx0pcwkcp7";
+    };
+  }
+  {
+    goPackagePath = "github.com/prometheus/client_golang";
+    fetch = {
+      type = "git";
+      url = "https://github.com/prometheus/client_golang";
+      rev = "a5060f1eaab721946b185b2de468ff83ea5b89cb";
+      sha256 = "1v9qva9c0wrjkl71b0rvvi1qj7l42gvcsj349r4lg8pwni8i6did";
+    };
+  }
+  {
+    goPackagePath = "github.com/prometheus/client_model";
+    fetch = {
+      type = "git";
+      url = "https://github.com/prometheus/client_model";
+      rev = "6f3806018612930941127f2a7c6c453ba2c527d2";
+      sha256 = "1413ibprinxhni51p0755dp57r9wvbw7xgj9nmdaxmhzlqhc86j4";
+    };
+  }
+  {
+    goPackagePath = "github.com/prometheus/common";
+    fetch = {
+      type = "git";
+      url = "https://github.com/prometheus/common";
+      rev = "49fee292b27bfff7f354ee0f64e1bc4850462edf";
+      sha256 = "01vcjzkxs34yyy402rsbxw3md7ia85ls9yzsxhgddcisa3mq23cj";
+    };
+  }
+  {
+    goPackagePath = "github.com/prometheus/procfs";
+    fetch = {
+      type = "git";
+      url = "https://github.com/prometheus/procfs";
+      rev = "a1dba9ce8baed984a2495b658c82687f8157b98f";
+      sha256 = "1k2460bjzsm238sqx7wi42bym5bk7ybdr4qadk9szdbv65hh8vf6";
+    };
+  }
+]

pkgs/top-level/all-packages.nix

@@ -10825,6 +10825,7 @@ with pkgs;
   prometheus-pushgateway = callPackage ../servers/monitoring/prometheus/pushgateway.nix { };
   prometheus-snmp-exporter = callPackage ../servers/monitoring/prometheus/snmp-exporter.nix { };
   prometheus-statsd-bridge = callPackage ../servers/monitoring/prometheus/statsd-bridge.nix { };
+  prometheus-unifi-exporter = callPackage ../servers/monitoring/prometheus/unifi-exporter { };
   prometheus-varnish-exporter = callPackage ../servers/monitoring/prometheus/varnish-exporter.nix { };
 
   psqlodbc = callPackage ../servers/sql/postgresql/psqlodbc { };