126 lines
5 KiB
Nix
126 lines
5 KiB
Nix
{ config, pkgs, options, ... }:
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with pkgs.lib;
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let
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alias = from: to: rename {
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inherit from to;
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name = "Alias";
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use = id;
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define = id;
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visible = true;
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};
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obsolete = from: to: rename {
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inherit from to;
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name = "Obsolete name";
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use = x: builtins.trace "Obsolete option `${showOption from}' is used instead of `${showOption to}'." x;
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define = x: builtins.trace "Obsolete option `${showOption from}' is defined instead of `${showOption to}'." x;
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};
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deprecated = from: to: rename {
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inherit from to;
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name = "Deprecated name";
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use = x: abort "Deprecated option `${showOption from}' is used instead of `${showOption to}'.";
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define = x: abort "Deprecated option `${showOption from}' is defined instead of `${showOption to}'.";
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};
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showOption = concatStringsSep ".";
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zipModules = list:
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zipAttrsWith (n: v:
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if tail v != [] then
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if n == "_type" then (head v)
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else if n == "extraConfigs" then concatLists v
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else if n == "warnings" then concatLists v
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else if n == "description" || n == "apply" then
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abort "Cannot rename an option to multiple options."
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else zipModules v
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else head v
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) list;
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rename = { from, to, name, use, define, visible ? false }:
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let
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setTo = setAttrByPath to;
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setFrom = setAttrByPath from;
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toOf = attrByPath to
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(abort "Renaming error: option `${showOption to}' does not exists.");
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fromOf = attrByPath from
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(abort "Internal error: option `${showOption from}' should be declared.");
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in
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[ { options = setFrom (mkOption {
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description = "${name} of <option>${showOption to}</option>.";
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apply = x: use (toOf config);
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inherit visible;
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});
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}
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{ options = setTo (mkOption {
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extraConfigs =
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let externalDefs = (fromOf options).definitions; in
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if externalDefs == [] then []
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else map (def: def.value) (define externalDefs);
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});
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}
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];
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obsolete' = option: singleton
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{ options = setAttrByPath option (mkOption {
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default = null;
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visible = false;
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});
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config.warnings = optional (getAttrFromPath option config != null)
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"The option `${showOption option}' defined in your configuration no longer has any effect; please remove it.";
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};
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in zipModules ([]
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# usage example:
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# ++ alias [ "services" "xserver" "slim" "theme" ] [ "services" "xserver" "displayManager" "slim" "theme" ]
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++ obsolete [ "environment" "extraPackages" ] [ "environment" "systemPackages" ]
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++ obsolete [ "environment" "enableBashCompletion" ] [ "programs" "bash" "enableCompletion" ]
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++ obsolete [ "security" "extraSetuidPrograms" ] [ "security" "setuidPrograms" ]
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++ obsolete [ "networking" "enableWLAN" ] [ "networking" "wireless" "enable" ]
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++ obsolete [ "networking" "enableRT73Firmware" ] [ "networking" "enableRalinkFirmware" ]
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# FIXME: Remove these eventually.
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++ obsolete [ "boot" "systemd" "sockets" ] [ "systemd" "sockets" ]
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++ obsolete [ "boot" "systemd" "targets" ] [ "systemd" "targets" ]
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++ obsolete [ "boot" "systemd" "services" ] [ "systemd" "services" ]
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# Old Grub-related options.
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++ obsolete [ "boot" "copyKernels" ] [ "boot" "loader" "grub" "copyKernels" ]
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++ obsolete [ "boot" "extraGrubEntries" ] [ "boot" "loader" "grub" "extraEntries" ]
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++ obsolete [ "boot" "extraGrubEntriesBeforeNixos" ] [ "boot" "loader" "grub" "extraEntriesBeforeNixOS" ]
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++ obsolete [ "boot" "grubDevice" ] [ "boot" "loader" "grub" "device" ]
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++ obsolete [ "boot" "bootMount" ] [ "boot" "loader" "grub" "bootDevice" ]
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++ obsolete [ "boot" "grubSplashImage" ] [ "boot" "loader" "grub" "splashImage" ]
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++ obsolete [ "boot" "initrd" "extraKernelModules" ] [ "boot" "initrd" "kernelModules" ]
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# OpenSSH
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++ obsolete [ "services" "sshd" "ports" ] [ "services" "openssh" "ports" ]
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++ alias [ "services" "sshd" "enable" ] [ "services" "openssh" "enable" ]
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++ obsolete [ "services" "sshd" "allowSFTP" ] [ "services" "openssh" "allowSFTP" ]
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++ obsolete [ "services" "sshd" "forwardX11" ] [ "services" "openssh" "forwardX11" ]
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++ obsolete [ "services" "sshd" "gatewayPorts" ] [ "services" "openssh" "gatewayPorts" ]
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++ obsolete [ "services" "sshd" "permitRootLogin" ] [ "services" "openssh" "permitRootLogin" ]
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++ obsolete [ "services" "xserver" "startSSHAgent" ] [ "services" "xserver" "startOpenSSHAgent" ]
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# KDE
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++ deprecated [ "kde" "extraPackages" ] [ "environment" "kdePackages" ]
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# ++ obsolete [ "environment" "kdePackages" ] [ "environment" "systemPackages" ] # !!! doesn't work!
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# Multiple efi bootloaders now
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++ obsolete [ "boot" "loader" "efi" "efibootmgr" "enable" ] [ "boot" "loader" "efi" "canTouchEfiVariables" ]
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# NixOS environment changes
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# !!! this hardcodes bash, could we detect from config which shell is actually used?
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++ obsolete [ "environment" "promptInit" ] [ "programs" "bash" "promptInit" ]
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# Options that are obsolete and have no replacement.
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++ obsolete' [ "boot" "loader" "grub" "bootDevice" ]
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++ obsolete' [ "boot" "initrd" "luks" "enable" ]
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)
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