nixos/hosts/common/disks/zfs.nix

77 lines
1.8 KiB
Nix

{device ? throw "Must define a devices, e.g. /dev/sda"}:
{
disko.devices = {
disk = {
b = {
type = "disk";
device = "/dev/vdb";
content = {
type = "gpt";
partitions = {
zfs = {
size = "100%";
content = {
type = "zfs";
pool = "zroot";
};
};
};
};
};
c = {
type = "disk";
device = "/dev/vdc";
content = {
type = "gpt";
partitions = {
zfs = {
size = "100%";
content = {
type = "zfs";
pool = "zroot";
};
};
};
};
};
};
zpool = {
zroot = {
type = "zpool";
mode = "mirror";
rootFsOptions = {
compression = "zstd";
"com.sun:auto-snapshot" = "false";
};
mountpoint = "/";
postCreateHook = "zfs list -t snapshot -H -o name | grep -E '^zroot@blank$' || zfs snapshot zroot@blank";
datasets = {
zfs_fs = {
type = "zfs_fs";
mountpoint = "/zfs_fs";
options."com.sun:auto-snapshot" = "true";
};
encrypted = {
type = "zfs_fs";
options = {
mountpoint = "none";
encryption = "aes-256-gcm";
keyformat = "passphrase";
keylocation = "file:///tmp/secret.key";
};
# use this to read the key during boot
# postCreateHook = ''
# zfs set keylocation="prompt" "zroot/$name";
# '';
};
"encrypted/test" = {
type = "zfs_fs";
mountpoint = "/zfs_crypted";
};
};
};
};
};
}