dotfiles/disks/zfs.nix

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{ pool, disks, ... }:
{
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disk = lib.genAttrs disks (disk: {
"${disk}" = {
type = "disk";
device = "/dev/${disk}";
content = {
type = "table";
format = "gpt";
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partitions = [
{
type = "partition";
name = "zfs";
start = "128MiB";
end = "100%";
content = {
type = "zfs";
pool = pool;
};
}
];
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};
};
});
zpool = {
"${pool}" = {
type = "zpool";
mode = "raidz1";
rootFsOptions = {
compression = "on"; # lz4 by default
"com.sun:auto-snapshot" = "false";
ashift = "12";
};
# mountpoint = "/";
datasets = {
root = {
zfs_type = "filesystem";
mountpoint = null;
options."com.sun:auto-snapshot" = "false";
};
# "media/movies" = {
# zfs_type = "filesystem";
# mountpoint = "/media/movies";
# options.recordsize = "1M";
# };
# "media/tv" = {
# zfs_type = "filesystem";
# mountpoint = "/media/tv";
# options.recordsize = "1M";
# };
# "media/books" = {
# zfs_type = "filesystem";
# mountpoint = "/media/books";
# };
# archive = {
# zfs_type = "filesystem";
# mountpoint = "/archive";
# options.compression = "zstd";
# options."com.sun:auto-snapshot" = "true";
# };
# zfs_unmounted_fs = {
# zfs_type = "filesystem";
# options.mountpoint = "none";
# };
# zfs_legacy_fs = {
# zfs_type = "filesystem";
# options.mountpoint = "legacy";
# mountpoint = "/zfs_legacy_fs";
# };
# zfs_testvolume = {
# zfs_type = "volume";
# size = "10M";
# content = {
# type = "filesystem";
# format = "ext4";
# mountpoint = "/ext4onzfs";
# };
# };
# encrypted = {
# zfs_type = "filesystem";
# size = "20M";
# options = {
# mountpoint = "none";
# encryption = "aes-256-gcm";
# keyformat = "passphrase";
# keylocation = "file:///tmp/secret.key";
# };
# };
# "encrypted/test" = {
# zfs_type = "filesystem";
# size = "2M";
# mountpoint = "/zfs_crypted";
# };
};
};
};
}