Merge master into staging-next

doc/default.nix

@@ -1,8 +1,6 @@
 let
   pkgs = import ./.. { };
   lib = pkgs.lib;
-  sources = lib.sourceFilesBySuffices ./. [".xml"];
-  sources-langs = ./languages-frameworks;
 in
 pkgs.stdenv.mkDerivation {
   name = "nixpkgs-manual";

lib/attrsets.nix

@@ -3,9 +3,9 @@
 
 let
   inherit (builtins) head tail length;
-  inherit (lib.trivial) and or;
+  inherit (lib.trivial) and;
   inherit (lib.strings) concatStringsSep;
-  inherit (lib.lists) fold concatMap concatLists all deepSeqList;
+  inherit (lib.lists) fold concatMap concatLists;
 in
 
 rec {

lib/composable-derivation.nix

@@ -1,5 +1,5 @@
 {lib, pkgs}:
-let inherit (lib) nv nvs; in
+let inherit (lib) nvs; in
 {
 
   # composableDerivation basically mixes these features:

lib/customisation.nix

@@ -1,9 +1,4 @@
 { lib }:
-let
-
-  inherit (builtins) attrNames;
-
-in
 
 rec {
 

lib/generators.nix

@@ -19,8 +19,6 @@ let
   libStr = lib.strings;
   libAttr = lib.attrsets;
 
-  flipMapAttrs = flip libAttr.mapAttrs;
-
   inherit (lib) isFunction;
 in
 

lib/lists.nix

@@ -64,7 +64,6 @@ rec {
   */
   foldl = op: nul: list:
     let
-      len = length list;
       foldl' = n:
         if n == -1
         then nul

lib/modules.nix

@@ -670,7 +670,6 @@ rec {
     { config, options, ... }:
     let
       fromOpt = getAttrFromPath from options;
-      toOpt = getAttrFromPath to options;
       toOf = attrByPath to
         (abort "Renaming error: option `${showOption to}' does not exist.");
     in

lib/tests/misc.nix

@@ -380,10 +380,6 @@ runTests {
 
           resRem7 = res6.replace (a: removeAttrs a ["a"]);
 
-          resReplace6 = let x = defaultOverridableDelayableArgs id { a = 7; mergeAttrBy = { a = builtins.add; }; };
-                            x2 = x.merge { a = 20; }; # now we have 27
-                        in (x2.replace) { a = 10; }; # and override the value by 10
-
           # fixed tests (delayed args): (when using them add some comments, please)
           resFixed1 =
                 let x = defaultOverridableDelayableArgs id ( x: { a = 7; c = x.fixed.b; });

lib/types.nix

@@ -8,7 +8,7 @@ with lib.trivial;
 with lib.strings;
 let
 
-  inherit (lib.modules) mergeDefinitions filterOverrides;
+  inherit (lib.modules) mergeDefinitions;
   outer_types =
 rec {
   isType = type: x: (x._type or "") == type;
@@ -309,7 +309,6 @@ rec {
               }
           else
             def;
-        listOnly = listOf elemType;
         attrOnly = attrsOf elemType;
       in mkOptionType rec {
         name = "loaOf";

nixos/lib/build-vms.nix

@@ -47,7 +47,7 @@ rec {
       machinesNumbered = zipLists machines (range 1 254);
 
       nodes_ = flip map machinesNumbered (m: nameValuePair m.fst
-        [ ( { config, pkgs, nodes, ... }:
+        [ ( { config, nodes, ... }:
             let
               interfacesNumbered = zipLists config.virtualisation.vlans (range 1 255);
               interfaces = flip map interfacesNumbered ({ fst, snd }:

nixos/lib/make-disk-image.nix

@@ -24,9 +24,6 @@
   #   most likely fails as GRUB will probably refuse to install.
   partitionTableType ? "legacy"
 
-  # Whether to invoke switch-to-configuration boot during image creation
-, installBootLoader ? true
-
 , # The root file system type.
   fsType ? "ext4"
 

nixos/lib/make-iso9660-image.nix

@@ -1,4 +1,4 @@
-{ stdenv, perl, closureInfo, xorriso, syslinux
+{ stdenv, closureInfo, xorriso, syslinux
 
 , # The file name of the resulting ISO image.
   isoName ? "cd.iso"

nixos/lib/testing.nix

@@ -222,7 +222,7 @@ in rec {
   runInMachineWithX = { require ? [], ... } @ args:
     let
       client =
-        { config, pkgs, ... }:
+        { ... }:
         {
           inherit require;
           virtualisation.memorySize = 1024;

nixos/maintainers/option-usages.nix

@@ -149,7 +149,7 @@ let
          else testOptions;
        checkAll = checkList == [];
      in
-       flip filter graph ({option, usedBy}:
+       flip filter graph ({option, ...}:
          (checkAll || elem option checkList)
          && !(elem option excludedTestOptions)
        );
@@ -165,7 +165,7 @@ let
   '';
 
   graphToText = graph:
-    concatMapStrings ({option, usedBy}:
+    concatMapStrings ({usedBy, ...}:
         concatMapStrings (user: ''
           ${user}
         '') usedBy

nixos/modules/config/fonts/fontconfig-ultimate.nix

@@ -2,9 +2,7 @@
 
 with lib;
 
-let fcBool = x: if x then "<bool>true</bool>" else "<bool>false</bool>";
-
-    cfg = config.fonts.fontconfig.ultimate;
+let cfg = config.fonts.fontconfig.ultimate;
 
     latestVersion  = pkgs.fontconfig.configVersion;
 

nixos/modules/config/no-x-libs.nix

@@ -1,7 +1,7 @@
 # This module gets rid of all dependencies on X11 client libraries
 # (including fontconfig).
 
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/config/nsswitch.nix

@@ -1,6 +1,6 @@
 # Configuration for the Name Service Switch (/etc/nsswitch.conf).
 
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/config/power-management.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/config/sysctl.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/config/unix-odbc-drivers.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/config/users-groups.nix

@@ -282,7 +282,7 @@ let
 
   };
 
-  groupOpts = { name, config, ... }: {
+  groupOpts = { name, ... }: {
 
     options = {
 

nixos/modules/config/vpnc.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/hardware/network/smc-2632w/default.nix

@@ -1,4 +1,4 @@
-{lib, config, ...}:
+{lib, ...}:
 
 {
   hardware = {

nixos/modules/hardware/network/zydas-zd1211.nix

@@ -1,4 +1,4 @@
-{pkgs, config, ...}:
+{pkgs, ...}:
 
 {
   hardware.firmware = [ pkgs.zd1211fw ];

nixos/modules/hardware/video/ati.nix

@@ -1,6 +1,6 @@
 # This module provides the proprietary ATI X11 / OpenGL drivers.
 
-{ config, lib, pkgs, pkgs_i686, ... }:
+{ config, lib, pkgs_i686, ... }:
 
 with lib;
 

nixos/modules/hardware/video/capture/mwprocapture.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/hardware/video/uvcvideo/uvcdynctrl-udev-rules.nix

@@ -1,6 +1,4 @@
-{ lib
-, stdenv
-, buildEnv
+{ buildEnv
 , libwebcam
 , makeWrapper
 , runCommand

nixos/modules/installer/cd-dvd/installation-cd-graphical-kde-new-kernel.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, ... }:
+{ pkgs, ... }:
 
 {
   imports = [ ./installation-cd-graphical-kde.nix ];

nixos/modules/installer/cd-dvd/installation-cd-minimal-new-kernel.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, ... }:
+{ pkgs, ... }:
 
 {
   imports = [ ./installation-cd-minimal.nix ];

nixos/modules/installer/cd-dvd/installation-cd-minimal.nix

@@ -1,7 +1,7 @@
 # This module defines a small NixOS installation CD.  It does not
 # contain any graphical stuff.
 
-{ config, lib, pkgs, ... }:
+{ ... }:
 
 {
   imports =

nixos/modules/installer/netboot/netboot-base.nix

@@ -1,7 +1,7 @@
 # This module contains the basic configuration for building netboot
 # images
 
-{ config, lib, pkgs, ... }:
+{ lib, ... }:
 
 with lib;
 

nixos/modules/installer/netboot/netboot-minimal.nix

@@ -1,6 +1,6 @@
 # This module defines a small netboot environment.
 
-{ config, lib, ... }:
+{ ... }:
 
 {
   imports =

nixos/modules/installer/scan/detected.nix

@@ -1,6 +1,6 @@
 # List all devices which are detected by nixos-generate-config.
 # Common devices are enabled by default.
-{ config, lib, pkgs, ... }:
+{ lib, ... }:
 
 with lib;
 

nixos/modules/installer/tools/tools.nix

@@ -1,13 +1,11 @@
 # This module generates nixos-install, nixos-rebuild,
 # nixos-generate-config, etc.
 
-{ config, lib, pkgs, modulesPath, ... }:
+{ config, lib, pkgs, ... }:
 
 with lib;
 
 let
-  cfg = config.installer;
-
   makeProg = args: pkgs.substituteAll (args // {
     dir = "bin";
     isExecutable = true;

nixos/modules/installer/virtualbox-demo.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ lib, ... }:
 
 with lib;
 

nixos/modules/misc/assertions.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ lib, ... }:
 
 with lib;
 

nixos/modules/misc/extra-arguments.nix

@@ -1,4 +1,4 @@
-{ lib, pkgs, config, ... }:
+{ pkgs, ... }:
 
 {
   _module.args = {

nixos/modules/misc/ids.nix

@@ -9,7 +9,7 @@
 # Systemd can also change ownership of service directories using the
 # RuntimeDirectory/StateDirectory options.
 
-{ config, pkgs, lib, ... }:
+{ lib, ... }:
 
 {
   options = {

nixos/modules/misc/label.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/misc/lib.nix

@@ -1,4 +1,4 @@
-{ config, lib, ... }:
+{ lib, ... }:
 
 {
   options = {

nixos/modules/misc/locate.nix

@@ -1,4 +1,4 @@
-{ config, options, lib, pkgs, ... }:
+{ config, lib, pkgs, ... }:
 
 with lib;
 

nixos/modules/misc/meta.nix

@@ -1,4 +1,4 @@
-{ config, lib, ... }:
+{ lib, ... }:
 
 with lib;
 

nixos/modules/misc/passthru.nix

@@ -1,7 +1,7 @@
 # This module allows you to export something from configuration
 # Use case: export kernel source expression for ease of configuring
 
-{ config, lib, ... }:
+{ lib, ... }:
 
 {
   options = {

nixos/modules/profiles/all-hardware.nix

@@ -3,7 +3,7 @@
 # enabled in the initrd.  Its primary use is in the NixOS installation
 # CDs.
 
-{ config, pkgs, ... }:
+{ ... }:
 
 {
 

nixos/modules/profiles/base.nix

@@ -1,7 +1,7 @@
 # This module defines the software packages included in the "minimal"
 # installation CD.  It might be useful elsewhere.
 
-{ config, lib, pkgs, ... }:
+{ lib, pkgs, ... }:
 
 {
   # Include some utilities that are useful for installing or repairing

nixos/modules/profiles/clone-config.nix

@@ -31,7 +31,6 @@ let
     let
       relocateNixOS = path:
         "<nixpkgs/nixos" + removePrefix nixosPath (toString path) + ">";
-      relocateOthers = null;
     in
       { nixos = map relocateNixOS partitionedModuleFiles.nixos;
         others = []; # TODO: copy the modules to the install-device repository.

nixos/modules/profiles/demo.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, ... }:
+{ ... }:
 
 {
   imports = [ ./graphical.nix ];

nixos/modules/profiles/graphical.nix

@@ -1,7 +1,7 @@
 # This module defines a NixOS configuration with the Plasma 5 desktop.
 # It's used by the graphical installation CD.
 
-{ config, pkgs, ... }:
+{ pkgs, ... }:
 
 {
   services.xserver = {

nixos/modules/profiles/hardened.nix

@@ -1,7 +1,7 @@
 # A profile with most (vanilla) hardening options enabled by default,
 # potentially at the cost of features and performance.
 
-{ config, lib, pkgs, ... }:
+{ lib, pkgs, ... }:
 
 with lib;
 

nixos/modules/profiles/headless.nix

@@ -1,7 +1,7 @@
 # Common configuration for headless machines (e.g., Amazon EC2
 # instances).
 
-{ config, lib, pkgs, ... }:
+{ lib, ... }:
 
 with lib;
 

nixos/modules/profiles/minimal.nix

@@ -1,7 +1,7 @@
 # This module defines a small NixOS configuration.  It does not
 # contain any graphical stuff.
 
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/profiles/qemu-guest.nix

@@ -1,7 +1,7 @@
 # Common configuration for virtual machines running under QEMU (using
 # virtio).
 
-{ config, pkgs, ... }:
+{ ... }:
 
 {
   boot.initrd.availableKernelModules = [ "virtio_net" "virtio_pci" "virtio_mmio" "virtio_blk" "virtio_scsi" "9p" "9pnet_virtio" ];

nixos/modules/programs/atop.nix

@@ -1,6 +1,6 @@
 # Global configuration for atop.
 
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/programs/bcc.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 {
   options.programs.bcc.enable = lib.mkEnableOption "bcc";
 

nixos/modules/programs/environment.nix

@@ -2,7 +2,7 @@
 
 # Most of the stuff here should probably be moved elsewhere sometime.
 
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/programs/nylas-mail.nix

@@ -4,7 +4,6 @@ with lib;
 
 let
   cfg = config.services.nylas-mail;
-  defaultUser = "nylas-mail";
 in {
   ###### interface
   options = {

nixos/modules/programs/shell.nix

@@ -1,15 +1,9 @@
 # This module defines a standard configuration for NixOS shells.
 
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 
-let
-
-  cfg = config.environment;
-
-in
-
 {
 
   config = {

nixos/modules/programs/ssh.nix

@@ -7,7 +7,6 @@ with lib;
 let
 
   cfg  = config.programs.ssh;
-  cfgd = config.services.openssh;
 
   askPassword = cfg.askPassword;
 
@@ -62,6 +61,29 @@ in
         '';
       };
 
+      # Allow DSA keys for now. (These were deprecated in OpenSSH 7.0.)
+      pubkeyAcceptedKeyTypes = mkOption {
+        type = types.listOf types.str;
+        default = [
+          "+ssh-dss"
+        ];
+        example = [ "ssh-ed25519" "ssh-rsa" ];
+        description = ''
+          Specifies the key types that will be used for public key authentication.
+        '';
+      };
+
+      hostKeyAlgorithms = mkOption {
+        type = types.listOf types.str;
+        default = [
+          "+ssh-dss"
+        ];
+        example = [ "ssh-ed25519" "ssh-rsa" ];
+        description = ''
+          Specifies the host key algorithms that the client wants to use in order of preference.
+        '';
+      };
+
       extraConfig = mkOption {
         type = types.lines;
         default = "";
@@ -189,9 +211,8 @@ in
 
         ForwardX11 ${if cfg.forwardX11 then "yes" else "no"}
 
-        # Allow DSA keys for now. (These were deprecated in OpenSSH 7.0.)
-        PubkeyAcceptedKeyTypes +ssh-dss
-        HostKeyAlgorithms +ssh-dss
+        ${optionalString (cfg.pubkeyAcceptedKeyTypes != []) "PubkeyAcceptedKeyTypes ${concatStringsSep "," cfg.pubkeyAcceptedKeyTypes}"}
+        ${optionalString (cfg.hostKeyAlgorithms != []) "HostKeyAlgorithms ${concatStringsSep "," cfg.hostKeyAlgorithms}"}
 
         ${cfg.extraConfig}
       '';

nixos/modules/programs/systemtap.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/programs/tmux.nix

@@ -1,7 +1,7 @@
 { config, pkgs, lib, ... }:
 
 let
-  inherit (lib) mkOption mkEnableOption mkIf mkMerge types;
+  inherit (lib) mkOption mkIf types;
 
   cfg = config.programs.tmux;
 

nixos/modules/programs/xonsh.nix

@@ -6,8 +6,6 @@ with lib;
 
 let
 
-  cfge = config.environment;
-
   cfg = config.programs.xonsh;
 
 in

nixos/modules/security/acme.nix

@@ -209,7 +209,6 @@ in
           servicesLists = mapAttrsToList certToServices cfg.certs;
           certToServices = cert: data:
               let
-                domain = if data.domain != null then data.domain else cert;
                 cpath = lpath + optionalString (data.activationDelay != null) ".staging";
                 lpath = "${cfg.directory}/${cert}";
                 rights = if data.allowKeysForGroup then "750" else "700";

nixos/modules/security/hidepid.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, lib, ... }:
+{ config, lib, ... }:
 with lib;
 
 {

nixos/modules/security/oath.nix

@@ -1,6 +1,6 @@
 # This module provides configuration for the OATH PAM modules.
 
-{ config, lib, pkgs, ... }:
+{ lib, ... }:
 
 with lib;
 

nixos/modules/security/pam_usb.nix

@@ -4,8 +4,6 @@ with lib;
 
 let
 
-  inherit (pkgs) pam_usb;
-
   cfg = config.security.pam.usb;
 
   anyUsbAuth = any (attrByPath ["usbAuth"] false) (attrValues config.security.pam.services);

nixos/modules/services/backup/bacula.nix

@@ -97,18 +97,7 @@ let
     ${dir_cfg.extraConfig}
     '';
 
-  # TODO: by default use this config
-  bconsole_conf = pkgs.writeText "bconsole.conf"
-    ''
-    Director {
-      Name = ${dir_cfg.name};
-      Address = "localhost";
-      DirPort = ${toString dir_cfg.port};
-      Password = "${dir_cfg.password}";
-    }
-    '';
-
-  directorOptions = {name, config, ...}:
+  directorOptions = {...}:
   {
     options = {
       password = mkOption {
@@ -128,7 +117,7 @@ let
     };
   };
 
-  deviceOptions = {name, config, ...}:
+  deviceOptions = {...}:
   {
     options = {
       archiveDevice = mkOption {

nixos/modules/services/backup/borgbackup.nix

@@ -510,7 +510,7 @@ in {
     '';
     default = { };
     type = types.attrsOf (types.submodule (
-      { name, config, ... }: {
+      { ... }: {
         options = {
           
           path = mkOption {

nixos/modules/services/backup/crashplan-small-business.nix

@@ -3,7 +3,6 @@
 let
   cfg = config.services.crashplansb;
   crashplansb = pkgs.crashplansb.override { maxRam = cfg.maxRam; };
-  varDir = "/var/lib/crashplan";
 in
 
 with lib;

nixos/modules/services/backup/crashplan.nix

@@ -3,7 +3,6 @@
 let
   cfg = config.services.crashplan;
   crashplan = pkgs.crashplan;
-  varDir = "/var/lib/crashplan";
 in
 
 with lib;

nixos/modules/services/backup/restic.nix

@@ -6,7 +6,7 @@ with lib;
     description = ''
       Periodic backups to create with Restic.
     '';
-    type = types.attrsOf (types.submodule ({ name, config, ... }: {
+    type = types.attrsOf (types.submodule ({ name, ... }: {
       options = {
         passwordFile = mkOption {
           type = types.str;
@@ -127,7 +127,6 @@ with lib;
       mapAttrs' (name: backup:
         let
           extraOptions = concatMapStrings (arg: " -o ${arg}") backup.extraOptions;
-          connectTo = elemAt (splitString ":" backup.repository) 1;
           resticCmd = "${pkgs.restic}/bin/restic${extraOptions}";
         in nameValuePair "restic-backups-${name}" ({
           environment = {

nixos/modules/services/backup/znapzend.nix

@@ -5,13 +5,6 @@ with types;
 
 let
 
-  # Converts a plan like
-  #   { "1d" = "1h"; "1w" = "1d"; }
-  # into
-  #   "1d=>1h,1w=>1d"
-  attrToPlan = attrs: concatStringsSep "," (builtins.attrValues (
-    mapAttrs (n: v: "${n}=>${v}") attrs));
-
   planDescription = ''
       The znapzend backup plan to use for the source.
     </para>

nixos/modules/services/cluster/hadoop/default.nix

@@ -1,8 +1,5 @@
 { config, lib, pkgs, ...}:
-let 
-  cfg = config.services.hadoop;
-  hadoopConf = import ./conf.nix { hadoop = cfg; pkgs = pkgs; };
-in
+
 with lib;
 {
   imports = [ ./yarn.nix ./hdfs.nix ];

nixos/modules/services/cluster/kubernetes/default.nix

@@ -36,9 +36,6 @@ let
     })}
   '';
 
-  skipAttrs = attrs: map (filterAttrs (k: v: k != "enable"))
-    (filter (v: !(hasAttr "enable" v) || v.enable) attrs);
-
   infraContainer = pkgs.dockerTools.buildImage {
     name = "pause";
     tag = "latest";

nixos/modules/services/continuous-integration/jenkins/slave.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 with lib;
 let
   cfg = config.services.jenkinsSlave;

nixos/modules/services/hardware/actkbd.nix

@@ -15,7 +15,7 @@ let
     ${cfg.extraConfig}
   '';
 
-  bindingCfg = { config, ... }: {
+  bindingCfg = { ... }: {
     options = {
 
       keys = mkOption {

nixos/modules/services/hardware/nvidia-optimus.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, lib, ... }:
+{ config, lib, ... }:
 
 let kernel = config.boot.kernelPackages; in
 

nixos/modules/services/hardware/sane_extra_backends/brscan4.nix

@@ -9,7 +9,7 @@ let
 
   etcFiles = pkgs.callPackage ./brscan4_etc_files.nix { netDevices = netDeviceList; };
 
-  netDeviceOpts = { name, config, ... }: {
+  netDeviceOpts = { name, ... }: {
 
     options = {
 

nixos/modules/services/hardware/thinkfan.nix

@@ -28,11 +28,14 @@ let
     # temperatures are read from the file.
     #
     # For example:
-    # sensor /proc/acpi/ibm/thermal (0, 0, 10)
+    # tp_thermal /proc/acpi/ibm/thermal (0, 0, 10)
     # will add a fixed value of 10 °C the 3rd value read from that file. Check out
     # http://www.thinkwiki.org/wiki/Thermal_Sensors to find out how much you may
     # want to add to certain temperatures.
-    
+
+    ${cfg.fan}
+    ${cfg.sensors}
+
     #  Syntax:
     #  (LEVEL, LOW, HIGH)
     #  LEVEL is the fan level to use (0-7 with thinkpad_acpi)
@@ -41,8 +44,6 @@ let
     #  All numbers are integers.
     #
 
-    sensor ${cfg.sensor} (0, 10, 15, 2, 10, 5, 0, 3, 0, 3)
-    
     ${cfg.levels}
   '';
 
@@ -53,20 +54,52 @@ in {
     services.thinkfan = {
 
       enable = mkOption {
+        type = types.bool;
         default = false;
         description = ''
           Whether to enable thinkfan, fan controller for IBM/Lenovo ThinkPads.
         '';
       };
 
-      sensor = mkOption {
-        default = "/proc/acpi/ibm/thermal";
+      sensors = mkOption {
+        type = types.lines;
+        default = ''
+          tp_thermal /proc/acpi/ibm/thermal (0,0,10)
+        '';
         description =''
-          Sensor used by thinkfan
+          thinkfan can read temperatures from three possible sources:
+
+            /proc/acpi/ibm/thermal
+              Which is provided by the thinkpad_acpi kernel
+              module (keyword tp_thermal)
+
+            /sys/class/hwmon/*/temp*_input
+              Which may be provided by any hwmon drivers (keyword
+              hwmon)
+
+            S.M.A.R.T. (since 0.9 and requires the USE_ATASMART compilation flag)
+              Which reads the temperature directly from the hard
+              disk using libatasmart (keyword atasmart)
+
+          Multiple sensors may be added, in which case they will be
+          numbered in their order of appearance.
+        '';
+      };
+
+      fan = mkOption {
+        type = types.str;
+        default = "tp_fan /proc/acpi/ibm/fan";
+        description =''
+          Specifies the fan we want to use.
+          On anything other than a Thinkpad you'll probably
+          use some PWM control file in /sys/class/hwmon.
+          A sysfs fan would be specified like this:
+            pwm_fan /sys/class/hwmon/hwmon2/device/pwm1
         '';
       };
 
       levels = mkOption {
+        type = types.lines;
         default = ''
           (0,     0,      55)
           (1,     48,     60)
@@ -76,8 +109,12 @@ in {
           (7,     60,     85)
           (127,   80,     32767)
         '';
-        description =''
-          Sensor used by thinkfan
+        description = ''
+          (LEVEL, LOW, HIGH)
+          LEVEL is the fan level to use (0-7 with thinkpad_acpi).
+          LOW is the temperature at which to step down to the previous level.
+          HIGH is the temperature at which to step up to the next level.
+          All numbers are integers.
         '';
       };
 

nixos/modules/services/hardware/udev.nix

@@ -4,8 +4,6 @@ with lib;
 
 let
 
-  inherit (pkgs) stdenv writeText procps;
-
   udev = config.systemd.package;
 
   cfg = config.services.udev;

nixos/modules/services/logging/journalwatch.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, services, ... }:
+{ config, lib, pkgs, ... }:
 with lib;
 
 let

nixos/modules/services/mail/dovecot.nix

@@ -9,8 +9,6 @@ let
   baseDir = "/run/dovecot2";
   stateDir = "/var/lib/dovecot";
 
-  canCreateMailUserGroup = cfg.mailUser != null && cfg.mailGroup != null;
-
   dovecotConf = concatStrings [
     ''
       base_dir = ${baseDir}
@@ -112,7 +110,7 @@ let
       special_use = \${toString mailbox.specialUse}
   '' + "}";
 
-  mailboxes = { lib, pkgs, ... }: {
+  mailboxes = { ... }: {
     options = {
       name = mkOption {
         type = types.strMatching ''[^"]+'';

nixos/modules/services/mail/mail.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/services/misc/disnix.nix

@@ -7,16 +7,6 @@ let
 
   cfg = config.services.disnix;
 
-  dysnomia = pkgs.dysnomia.override (origArgs: {
-    enableApacheWebApplication = config.services.httpd.enable;
-    enableAxis2WebService = config.services.tomcat.axis2.enable;
-    enableEjabberdDump = config.services.ejabberd.enable;
-    enableMySQLDatabase = config.services.mysql.enable;
-    enablePostgreSQLDatabase = config.services.postgresql.enable;
-    enableSubversionRepository = config.services.svnserve.enable;
-    enableTomcatWebApplication = config.services.tomcat.enable;
-    enableMongoDatabase = config.services.mongodb.enable;
-  });
 in
 
 {

nixos/modules/services/misc/docker-registry.nix

@@ -5,43 +5,6 @@ with lib;
 let
   cfg = config.services.dockerRegistry;
 
-  blobCache = if cfg.enableRedisCache
-    then "redis"
-    else "inmemory";
-
-  registryConfig = {
-    version =  "0.1";
-    log.fields.service = "registry";
-    storage = {
-      cache.blobdescriptor = blobCache;
-      filesystem.rootdirectory = cfg.storagePath;
-      delete.enabled = cfg.enableDelete;
-    };
-    http = {
-      addr = ":${builtins.toString cfg.port}";
-      headers.X-Content-Type-Options = ["nosniff"];
-    };
-    health.storagedriver = {
-      enabled = true;
-      interval = "10s";
-      threshold = 3;
-    };
-  };
-
-  registryConfig.redis = mkIf cfg.enableRedisCache {
-    addr = "${cfg.redisUrl}";
-    password = "${cfg.redisPassword}";
-    db = 0;
-    dialtimeout = "10ms";
-    readtimeout = "10ms";
-    writetimeout = "10ms";
-    pool = {
-      maxidle = 16;
-      maxactive = 64;
-      idletimeout = "300s";
-    };
-  };
-
   configFile = pkgs.writeText "docker-registry-config.yml" (builtins.toJSON (recursiveUpdate registryConfig cfg.extraConfig));
 
 in {

nixos/modules/services/misc/dysnomia.nix

@@ -62,9 +62,6 @@ let
       cd $out
 
       ${concatMapStrings (containerName:
-        let
-          components = cfg.components."${containerName}";
-        in
         linkMutableComponents { inherit containerName; }
       ) (builtins.attrNames cfg.components)}
     '';

nixos/modules/services/misc/emby.nix

@@ -1,10 +1,9 @@
-{ config, pkgs, lib, mono, ... }:
+{ config, pkgs, lib, ... }:
 
 with lib;
 
 let
   cfg = config.services.emby;
-  emby = pkgs.emby;
 in
 {
   options = {

nixos/modules/services/misc/exhibitor.nix

@@ -4,7 +4,6 @@ with lib;
 
 let
   cfg = config.services.exhibitor;
-  exhibitor = cfg.package;
   exhibitorConfig = ''
     zookeeper-install-directory=${cfg.baseDir}/zookeeper
     zookeeper-data-directory=${cfg.zkDataDir}

nixos/modules/services/misc/home-assistant.nix

@@ -37,7 +37,7 @@ let
   # List of components used in config
   extraComponents = filter useComponent availableComponents;
 
-  package = if cfg.autoExtraComponents
+  package = if (cfg.autoExtraComponents && cfg.config != null)
     then (cfg.package.override { inherit extraComponents; })
     else cfg.package;
 
@@ -110,7 +110,9 @@ in {
       '';
       description = ''
         Home Assistant package to use.
-        Override <literal>extraPackages</literal> in order to add additional dependencies.
+        Override <literal>extraPackages</literal> or <literal>extraComponents</literal> in order to add additional dependencies.
+        If you specify <option>config</option> and do not set <option>autoExtraComponents</option>
+        to <literal>false</literal>, overriding <literal>extraComponents</literal> will have no effect.
       '';
     };
 

nixos/modules/services/misc/jackett.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, lib, mono, ... }:
+{ config, pkgs, lib, ... }:
 
 with lib;
 

nixos/modules/services/misc/leaps.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, lib, ... } @ args:
+{ config, pkgs, lib, ... }:
 
 with lib;
 

nixos/modules/services/misc/mediatomb.nix

@@ -4,7 +4,6 @@ with lib;
 
 let
 
-  uid = config.ids.uids.mediatomb;
   gid = config.ids.gids.mediatomb;
   cfg = config.services.mediatomb;
 

nixos/modules/services/misc/nix-gc.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/services/misc/nix-optimise.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 

nixos/modules/services/misc/nix-ssh-serve.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, ... }:
 
 with lib;
 let cfg = config.nix.sshServe;

nixos/modules/services/misc/nzbget.nix

@@ -4,7 +4,7 @@ with lib;
 
 let
   cfg = config.services.nzbget;
-  nzbget = pkgs.nzbget; in {
+in {
   options = {
     services.nzbget = {
       enable = mkEnableOption "NZBGet";

nixos/modules/services/misc/plex.nix

@@ -4,7 +4,6 @@ with lib;
 
 let
   cfg = config.services.plex;
-  plex = pkgs.plex;
 in
 {
   options = {

nixos/modules/services/misc/radarr.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, lib, mono, ... }:
+{ config, pkgs, lib, ... }:
 
 with lib;
 

nixos/modules/services/misc/sonarr.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, lib, mono, ... }:
+{ config, pkgs, lib, ... }:
 
 with lib;
 

nixos/modules/services/misc/taskserver/default.nix

@@ -7,16 +7,6 @@ let
 
   taskd = "${pkgs.taskserver}/bin/taskd";
 
-  mkVal = val:
-    if val == true then "true"
-    else if val == false then "false"
-    else if isList val then concatStringsSep ", " val
-    else toString val;
-
-  mkConfLine = key: val: let
-    result = "${key} = ${mkVal val}";
-  in optionalString (val != null && val != []) result;
-
   mkManualPkiOption = desc: mkOption {
     type = types.nullOr types.path;
     default = null;
@@ -94,7 +84,7 @@ let
     in flatten (mapAttrsToList mkSublist attrs);
   in all isNull (findPkiDefinitions [] manualPkiOptions);
 
-  orgOptions = { name, ... }: {
+  orgOptions = { ... }: {
     options.users = mkOption {
       type = types.uniq (types.listOf types.str);
       default = [];

nixos/modules/services/monitoring/prometheus/exporters.nix

@@ -94,7 +94,7 @@ let
     };
   });
 
-  mkSubModule = { name, port, extraOpts, serviceOpts }: {
+  mkSubModule = { name, port, extraOpts, ... }: {
     ${name} = mkOption {
       type = types.submodule {
         options = (mkExporterOpts {