ae4e94d9ac
Suggested by Mathijs Kwik. ‘boot.systemd’ is a misnomer because systemd affects more than just booting. And it saves some typing.
102 lines
3.8 KiB
Nix
102 lines
3.8 KiB
Nix
{pkgs, options, config, ...}:
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let
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alias = from: to: {
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name = "Alias";
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msg.use = x: x;
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msg.define = x: x;
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};
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obsolete = from: to: {
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name = "Obsolete name";
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msg.use = x:
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builtins.trace "Obsolete option `${from}' is used instead of `${to}'." x;
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msg.define = x:
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builtins.trace "Obsolete option `${from}' is defined instead of `${to}'." x;
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};
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deprecated = from: to: {
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name = "Deprecated name";
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msg.use = x:
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abort "Deprecated option `${from}' is used instead of `${to}'.";
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msg.define = x:
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abort "Deprecated option `${from}' is defined instead of `${to}'.";
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};
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zipModules = list: with pkgs.lib;
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zip (n: v:
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if tail v != [] then
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if n == "_type" then builtins.trace "Merge _type" (head v)
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else if n == "extraConfigs" then builtins.trace "Merge extraConfigs" (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 = statusTemplate: from: to: with pkgs.lib;
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let
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status = statusTemplate from to;
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setTo = setAttrByPath (splitString "." to);
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setFrom = setAttrByPath (splitString "." from);
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toOf = attrByPath (splitString "." to)
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(abort "Renaming error: option `${to}' does not exists.");
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fromOf = attrByPath (splitString "." from)
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(abort "Internal error: option `${from}' should be declared.");
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in
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[{
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options = setFrom (mkOption {
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description = "${status.name} of <option>${to}</option>.";
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apply = x: status.msg.use (toOf config);
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});
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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) (status.msg.define externalDefs);
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});
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}];
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in zipModules ([]
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# usage example:
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# ++ rename alias "services.xserver.slim.theme" "services.xserver.displayManager.slim.theme"
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++ rename obsolete "environment.extraPackages" "environment.systemPackages"
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++ rename obsolete "security.extraSetuidPrograms" "security.setuidPrograms"
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++ rename obsolete "networking.enableWLAN" "networking.wireless.enable"
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++ rename obsolete "networking.enableRT73Firmware" "networking.enableRalinkFirmware"
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# FIXME: Remove these eventually.
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++ rename obsolete "boot.systemd.sockets" "systemd.sockets"
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++ rename obsolete "boot.systemd.targets" "systemd.targets"
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++ rename obsolete "boot.systemd.services" "systemd.services"
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# Old Grub-related options.
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++ rename obsolete "boot.copyKernels" "boot.loader.grub.copyKernels"
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++ rename obsolete "boot.extraGrubEntries" "boot.loader.grub.extraEntries"
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++ rename obsolete "boot.extraGrubEntriesBeforeNixos" "boot.loader.grub.extraEntriesBeforeNixOS"
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++ rename obsolete "boot.grubDevice" "boot.loader.grub.device"
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++ rename obsolete "boot.bootMount" "boot.loader.grub.bootDevice"
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++ rename obsolete "boot.grubSplashImage" "boot.loader.grub.splashImage"
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++ rename obsolete "boot.initrd.extraKernelModules" "boot.initrd.kernelModules"
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# OpenSSH
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++ rename obsolete "services.sshd.ports" "services.openssh.ports"
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++ rename alias "services.sshd.enable" "services.openssh.enable"
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++ rename obsolete "services.sshd.allowSFTP" "services.openssh.allowSFTP"
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++ rename obsolete "services.sshd.forwardX11" "services.openssh.forwardX11"
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++ rename obsolete "services.sshd.gatewayPorts" "services.openssh.gatewayPorts"
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++ rename obsolete "services.sshd.permitRootLogin" "services.openssh.permitRootLogin"
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++ rename obsolete "services.xserver.startSSHAgent" "services.xserver.startOpenSSHAgent"
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# KDE
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++ rename deprecated "kde.extraPackages" "environment.kdePackages"
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# ++ rename obsolete "environment.kdePackages" "environment.systemPackages" # !!! doesn't work!
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) # do not add renaming after this.
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