96 lines
2.8 KiB
Nix
96 lines
2.8 KiB
Nix
{
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disko.devices = {
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disk = {
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main = {
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type = "disk";
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device = "/dev/nvme0n1";
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content = {
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type = "gpt";
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partitions = {
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ESP = {
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size = "512M";
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type = "EF00";
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content = {
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type = "filesystem";
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format = "vfat";
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mountpoint = "/boot";
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mountOptions = [ "umask=0077" ];
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};
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};
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luks = {
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size = "100%";
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content = {
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type = "luks";
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name = "crypted";
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# Disable this if you do not want to allow TRIM requests to pass through LUKS
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# (Security vs SSD longevity trade-off)
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settings.allowDiscards = true;
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# Uncomment if you want to use a keyfile during install:
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# settings.keyFile = "/tmp/secret.key";
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content = {
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type = "zfs";
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pool = "zroot";
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};
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};
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};
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};
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};
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};
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};
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zpool = {
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zroot = {
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type = "zpool";
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options = {
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ashift = "12";
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autotrim = "on";
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};
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rootFsOptions = {
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acltype = "posixacl";
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xattr = "sa";
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dnodesize = "auto";
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compression = "zstd";
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normalization = "formD";
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relatime = "on";
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canmount = "off";
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# Prevent auto-snapshotting by default (enable explicitly on datasets that need it)
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"com.sun:auto-snapshot" = "false";
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};
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datasets = {
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# The ephemeral root dataset.
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# We create a blank snapshot immediately so you can rollback to it on boot.
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"root" = {
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type = "zfs_fs";
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mountpoint = "/";
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options.mountpoint = "legacy";
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postCreateHook = "zfs snapshot zroot/root@blank";
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};
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# The Nix Store (reproducible, doesn't need backing up usually)
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"nix" = {
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type = "zfs_fs";
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mountpoint = "/nix";
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options.mountpoint = "legacy";
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options."com.sun:auto-snapshot" = "false";
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};
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# Persisted state (for impermanence)
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"persist" = {
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type = "zfs_fs";
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mountpoint = "/persist";
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options.mountpoint = "legacy";
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# Enable snapshots for data safety if using sanoid/syncoid
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# options."com.sun:auto-snapshot" = "true";
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};
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# Home directories
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"home" = {
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type = "zfs_fs";
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mountpoint = "/home";
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options.mountpoint = "legacy";
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# options."com.sun:auto-snapshot" = "true";
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};
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};
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};
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};
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};
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}
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