aires/nix-configuration
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System: cleanup filesystem definition

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Aires 2024-10-10 14:30:07 -04:00
parent 1486feaaba
commit 89d3bc02bf
1 changed files with 43 additions and 49 deletions
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92
modules/system/filesystem.nix
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@ -5,6 +5,12 @@ let
# LUKS partition will decrypt to /dev/mapper/nixos-root # LUKS partition will decrypt to /dev/mapper/nixos-root
decryptPart = "nixos-root"; decryptPart = "nixos-root";
decryptPath = "/dev/mapper/${decryptPart}"; decryptPath = "/dev/mapper/${decryptPart}";
# Default mount options for your main partitions
primaryPartOpts = [
"compress=zstd"
(lib.mkIf cfg.discard "discard=async").content
];
in in
{ {
options = { options = {
@ -56,56 +62,44 @@ in
# Enable TPM auto-unlocking if configured # Enable TPM auto-unlocking if configured
crypttabExtraOpts = lib.mkIf config.aux.system.bootloader.tpm2.enable [ "tpm2-device=auto" ]; crypttabExtraOpts = lib.mkIf config.aux.system.bootloader.tpm2.enable [ "tpm2-device=auto" ];
}; };
fileSystems = fileSystems = {
{ "/" = {
"/" = { device = decryptPath;
device = decryptPath; fsType = "btrfs";
fsType = "btrfs"; options = [ "subvol=@" ] ++ primaryPartOpts;
options = [
"subvol=@"
"compress=zstd"
] ++ lib.optionals cfg.discard [ "discard=async" ];
};
"/boot" = {
device = cfg.partitions.boot;
fsType = "vfat";
};
"/home" = {
device = decryptPath;
fsType = "btrfs";
options = [
"subvol=@home"
"compress=zstd"
] ++ lib.optionals cfg.discard [ "discard=async" ];
};
"/var/log" = {
device = decryptPath;
fsType = "btrfs";
options = [
"subvol=@log"
"compress=zstd"
] ++ lib.optionals cfg.discard [ "discard=async" ];
};
"/nix" = {
device = decryptPath;
fsType = "btrfs";
options = [
"subvol=@nix"
"compress=zstd"
"noatime"
] ++ lib.optionals cfg.discard [ "discard=async" ];
};
}
// lib.optionalAttrs cfg.swapFile.enable {
"/swap" = {
device = decryptPath;
fsType = "btrfs";
options = [
"subvol=@swap"
"noatime"
] ++ lib.optionals cfg.discard [ "discard=async" ];
};
}; };
"/boot" = {
device = cfg.partitions.boot;
fsType = "vfat";
};
"/home" = {
device = decryptPath;
fsType = "btrfs";
options = [ "subvol=@home" ] ++ primaryPartOpts;
};
"/var/log" = {
device = decryptPath;
fsType = "btrfs";
options = [ "subvol=@log" ] ++ primaryPartOpts;
};
"/nix" = {
device = decryptPath;
fsType = "btrfs";
options = [
"subvol=@nix"
"noatime"
] ++ primaryPartOpts;
};
"/swap" = lib.mkIf cfg.swapFile.enable {
device = decryptPath;
fsType = "btrfs";
options = [
"subvol=@swap"
"noatime"
(lib.mkIf cfg.discard "discard=async").content
];
};
};
swapDevices = lib.mkIf cfg.swapFile.enable [ swapDevices = lib.mkIf cfg.swapFile.enable [
{ {