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modules.system.fileSystems.nfs: add readOnly option

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陈浩南
2025-12-30 14:49:48 +08:00
parent e2921059f8
commit 7d09abee57
1 changed files with 27 additions and 32 deletions
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39
modules/system/fileSystems/nfs.nix
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@@ -1,6 +1,6 @@
inputs:
{ lib, config, pkgs, ... }:
{
options.nixos.system.fileSystems.mount.nfs = let inherit (inputs.lib) mkOption types; in mkOption
options.nixos.system.fileSystems.mount.nfs = let inherit (lib) mkOption types; in mkOption
{
type = types.attrsOf (types.oneOf
[
@@ -8,25 +8,21 @@ inputs:
(types.submodule (submoduleInputs: { options =
{
mountPoint = mkOption { type = types.nonEmptyStr; };
neededForBoot = mkOption { type = types.bool; default = true; };
mountBeforeSwitch = mkOption { type = types.bool; default = true; };
readOnly = mkOption { type = types.bool; default = !submoduleInputs.config.mountBeforeSwitch; };
};}))
]);
default = {};
};
config =
let inherit (inputs.config.nixos.system.fileSystems.mount) nfs;
in inputs.lib.mkIf (nfs != {}) (inputs.lib.mkMerge
config = let inherit (config.nixos.system.fileSystems.mount) nfs; in lib.mkIf (nfs != {}) (lib.mkMerge
[
{
fileSystems = builtins.listToAttrs (builtins.map
(device:
fileSystems = lib.mapAttrs'
(n: v: lib.nameValuePair (v.mountPoint or v)
{
name = device.value.mountPoint or device.value;
value =
{
device = device.name;
device = n;
fsType = "nfs4";
neededForBoot = device.value.neededForBoot or true;
neededForBoot = v.mountBeforeSwitch or true;
options = builtins.concatLists
[
[
@@ -35,23 +31,22 @@ inputs:
"x-gvfs-hide" # hide in file managers (e.g. dolphin)
]
# when try to mount at startup, wait 15 minutes before giving up
(inputs.lib.optionals (device.value.neededForBoot or true)
[ "retry=15" "x-systemd.device-timeout=15min" ])
(inputs.lib.optionals (!(device.value.neededForBoot or true))
(lib.optionals (v.mountBeforeSwitch or true) [ "retry=15" "x-systemd.device-timeout=15min" ])
(lib.optionals (!(v.mountBeforeSwitch or true))
[ "bg" "x-systemd.requires=network-online.target" "x-systemd.after=network-online.target" ])
(lib.optionals (v.readOnly or false) [ "ro" ])
];
};
})
(inputs.localLib.attrsToList nfs));
nfs;
services.rpcbind.enable = true;
}
(inputs.lib.mkIf (builtins.any (mount: mount.neededForBoot or true) (builtins.attrValues nfs))
(lib.mkIf (builtins.any (mount: mount.mountBeforeSwitch or true) (builtins.attrValues nfs))
{
boot.initrd.systemd.extraBin =
{
"ifconfig" = "${inputs.pkgs.nettools}/bin/ifconfig";
"mount.nfs" = "${inputs.pkgs.nfs-utils}/bin/mount.nfs";
"mount.nfs4" = "${inputs.pkgs.nfs-utils}/bin/mount.nfs4";
"ifconfig" = "${pkgs.nettools}/bin/ifconfig";
"mount.nfs" = "${pkgs.nfs-utils}/bin/mount.nfs";
"mount.nfs4" = "${pkgs.nfs-utils}/bin/mount.nfs4";
};
nixos.system.initrd.network = {};
})