feat: add raid1 support
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thiblizz
GitHub
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@ -169,6 +169,7 @@ function define_disk_layout() {
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"zfs_centric") define_disk_configuration_function "create_zfs_centric_layout swap=$(define_swap) type=${PARTITIONING_BOOT_TYPE@Q} encrypt=${PARTITIONING_ZFS_USE_ENCRYPTION@Q} compress=$(define_zfs_compression) pool_type=${PARTITIONING_ZFS_POOL_TYPE@Q}" "${PARTITIONING_DEVICES[@]@Q}" ;;
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"btrfs_centric") define_disk_configuration_function "create_btrfs_centric_layout swap=$(define_swap) type=${PARTITIONING_BOOT_TYPE@Q} raid_type=${PARTITIONING_BTRFS_RAID_TYPE@Q} luks=${PARTITIONING_USE_LUKS@Q}" "${PARTITIONING_DEVICES[@]@Q}" ;;
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"raid0_luks") define_disk_configuration_function "create_raid0_luks_layout swap=$(define_swap) type=${PARTITIONING_BOOT_TYPE@Q} root_fs=${PARTITIONING_ROOT_FS@Q}" "${PARTITIONING_DEVICES[@]@Q}" ;;
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"raid1_luks") define_disk_configuration_function "create_raid1_luks_layout swap=$(define_swap) type=${PARTITIONING_BOOT_TYPE@Q} root_fs=${PARTITIONING_ROOT_FS@Q}" "${PARTITIONING_DEVICES[@]@Q}" ;;
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"custom")
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# Show current function declaration, trim trailing whitespace
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declare -f disk_configuration \
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@ -208,6 +209,7 @@ ALL_PARTITIONING_SCHEMES=(
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"zfs_centric" "ZFS centric (optional ZFS compression and encryption)"
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"btrfs_centric" "Btrfs centric (optional raid0/1 via btrfs)"
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"raid0_luks" "Raid0 (N>=2 disks) and luks for root"
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"raid1_luks" "Raid1 (N>=2 disks) and luks for root"
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"custom" "Custom (expert option; edit the config manually later)"
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)
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@ -292,6 +294,19 @@ function create_raid0_luks_layout() {
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PARTITIONING_ROOT_FS="${arguments[root_fs]:-ext4}"
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}
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function create_raid1_luks_layout() {
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PARTITIONING_SCHEME="raid1_luks"
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local known_arguments=('+swap' '?type' '?root_fs')
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local extra_arguments=()
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declare -A arguments; parse_arguments "$@"
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PARTITIONING_DEVICES=("${extra_arguments[@]}")
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parse_swap "${arguments[swap]}"
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PARTITIONING_BOOT_TYPE="${arguments[type]}"
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PARTITIONING_ROOT_FS="${arguments[root_fs]:-ext4}"
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}
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function create_zfs_centric_layout() {
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PARTITIONING_SCHEME="zfs_centric"
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@ -905,6 +920,7 @@ function PARTITIONING_SCHEME_menu() {
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"zfs_centric") create_zfs_centric_layout swap=8GiB type="$DEFAULT_BOOT_TYPE" encrypt=true compress=zstd pool_type=standard /dev/sdX ;;
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"btrfs_centric") create_btrfs_centric_layout swap=8GiB type="$DEFAULT_BOOT_TYPE" raid_type=raid0 luks=false /dev/sdX ;;
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"raid0_luks") create_raid0_luks_layout swap=8GiB type="$DEFAULT_BOOT_TYPE" root_fs=ext4 /dev/sdX /dev/sdY ;;
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"raid1_luks") create_raid1_luks_layout swap=8GiB type="$DEFAULT_BOOT_TYPE" root_fs=ext4 /dev/sdX /dev/sdY ;;
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"custom") PARTITIONING_SCHEME="$dialog_out" ;;
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esac
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UNSAVED_CHANGES=true
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@ -1012,7 +1028,7 @@ function PARTITIONING_SWAP_DEVICE_menu() {
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function PARTITIONING_ROOT_FS_tag() { echo " ├ Root filesystem"; }
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function PARTITIONING_ROOT_FS_label() { echo " ├ ($PARTITIONING_ROOT_FS)"; }
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function PARTITIONING_ROOT_FS_show() { [[ $PARTITIONING_SCHEME != "custom" ]] && one_of "$PARTITIONING_SCHEME" "classic_single_disk" "raid0_luks"; }
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function PARTITIONING_ROOT_FS_show() { [[ $PARTITIONING_SCHEME != "custom" ]] && one_of "$PARTITIONING_SCHEME" "classic_single_disk" "raid0_luks" "raid1_luks"; }
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function PARTITIONING_ROOT_FS_help() { echo "Select the amount of swap to use."; }
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function PARTITIONING_ROOT_FS_menu() {
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if menu_radiolist \
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@ -1152,7 +1168,7 @@ function PARTITIONING_DEVICES_label() {
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if [[ "$invalid" -gt 0 ]]; then
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echo " └ (${#PARTITIONING_DEVICES[@]} devices, \Z1$invalid invalid\Zn)"
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elif [[ "${#PARTITIONING_DEVICES[@]}" -eq 1 && "$PARTITIONING_SCHEME" == "raid0_luks" ]]; then
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elif [[ "${#PARTITIONING_DEVICES[@]}" -eq 1 && "$PARTITIONING_SCHEME" == "raid0_luks" || "$PARTITIONING_SCHEME" == "raid1_luks" ]]; then
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echo " └ (${#PARTITIONING_DEVICES[@]} devices, \Z1need at least 2\Zn)"
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elif [[ "${#PARTITIONING_DEVICES[@]}" -eq 0 ]]; then
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echo " └ (${#PARTITIONING_DEVICES[@]} devices, \Z1need at least 1\Zn)"
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@ -1160,7 +1176,7 @@ function PARTITIONING_DEVICES_label() {
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echo " └ (${#PARTITIONING_DEVICES[@]} devices)"
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fi
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}
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function PARTITIONING_DEVICES_show() { [[ $PARTITIONING_SCHEME != "custom" ]] && one_of "$PARTITIONING_SCHEME" "raid0_luks" "zfs_centric" "btrfs_centric"; }
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function PARTITIONING_DEVICES_show() { [[ $PARTITIONING_SCHEME != "custom" ]] && one_of "$PARTITIONING_SCHEME" "raid0_luks" "raid1_luks" "zfs_centric" "btrfs_centric"; }
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function PARTITIONING_DEVICES_help() { echo "The block devices to which the layout will be applied."; }
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function PARTITIONING_DEVICES_menu() {
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local invalid=()
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@ -74,7 +74,22 @@ function disk_configuration() {
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# Careful: You will get N times the swap amount, so be sure to divide beforehand.
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#create_raid0_luks_layout swap=4GiB type=efi root_fs=ext4 /dev/sd{X,Y}
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# 4. create_btrfs_centric_layout
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# 4. create_raid1_luks_layout
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#
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# This layout creates the single disk layout on multiple disks and combines
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# the swap and root partitions in separate raid1 arrays. Useful if you e.g. have
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# several nvme drives and want data redundancy. Only one boot partition will actually
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# be used though.
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#
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# Parameters:
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# swap=<size> Create a swap partition with given size for each disk,
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# or no swap at all if set to false
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# type=[efi|bios] Selects the boot type. Defaults to efi if not given.
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# root_fs=[ext4|btrfs] Root filesystem
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# Careful: You will get N times the swap amount, so be sure to divide beforehand.
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#create_raid1_luks_layout swap=4GiB type=efi root_fs=ext4 /dev/sd{X,Y}
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# 5. create_btrfs_centric_layout
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#
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# This layout is the same as the single_disk_layout, but uses btrfs as the root
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# filesystem and allows you to put additional disks into the btrfs device pool.
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@ -496,6 +496,63 @@ function create_raid0_luks_layout() {
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fi
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}
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# Multiple disks, with raid 1 and luks
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# - efi: partition on all disks, but only first disk used
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# - swap: raid 1 → fs
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# - root: raid 1 → luks → fs
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# Parameters:
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# swap=<size> Create a swap partition with given size for each disk, or no swap at all if set to false
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# type=[efi|bios] Selects the boot type. Defaults to efi if not given.
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# root_fs=[ext4|btrfs] Root filesystem
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function create_raid1_luks_layout() {
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local known_arguments=('+swap' '?type' '?root_fs')
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local extra_arguments=()
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declare -A arguments; parse_arguments "$@"
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[[ ${#extra_arguments[@]} -gt 0 ]] \
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|| die_trace 1 "Expected at least one positional argument (the devices)"
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local size_swap="${arguments[swap]}"
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local type="${arguments[type]:-efi}"
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local root_fs="${arguments[root_fs]:-ext4}"
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for i in "${!extra_arguments[@]}"; do
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create_gpt new_id="gpt_dev${i}" device="${extra_arguments[$i]}"
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create_partition new_id="part_${type}_dev${i}" id="gpt_dev${i}" size=512MiB type="$type"
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[[ $size_swap != "false" ]] \
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&& create_partition new_id="part_swap_dev${i}" id="gpt_dev${i}" size="$size_swap" type=raid
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create_partition new_id="part_root_dev${i}" id="gpt_dev${i}" size=remaining type=raid
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done
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[[ $size_swap != "false" ]] \
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&& create_raid new_id=part_raid_swap name="swap" level=1 ids="$(expand_ids '^part_swap_dev[[:digit:]]$')"
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create_raid new_id=part_raid_root name="root" level=1 ids="$(expand_ids '^part_root_dev[[:digit:]]$')"
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create_luks new_id=part_luks_root name="root" id=part_raid_root
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format id="part_${type}_dev0" type="$type" label="$type"
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[[ $size_swap != "false" ]] \
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&& format id=part_raid_swap type=swap label=swap
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format id=part_luks_root type="$root_fs" label=root
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if [[ $type == "efi" ]]; then
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DISK_ID_EFI="part_${type}_dev0"
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else
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DISK_ID_BIOS="part_${type}_dev0"
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fi
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[[ $size_swap != "false" ]] \
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&& DISK_ID_SWAP=part_raid_swap
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DISK_ID_ROOT=part_luks_root
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if [[ $root_fs == "btrfs" ]]; then
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DISK_ID_ROOT_TYPE="btrfs"
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DISK_ID_ROOT_MOUNT_OPTS="defaults,noatime,compress=zstd,subvol=/root"
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elif [[ $root_fs == "ext4" ]]; then
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DISK_ID_ROOT_TYPE="ext4"
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DISK_ID_ROOT_MOUNT_OPTS="defaults,noatime,errors=remount-ro,discard"
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else
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die "Unsupported root filesystem type"
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fi
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}
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# Multiple disks, up to 3 partitions on first disk (efi, optional swap, root with btrfs).
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# Additional devices will be first encrypted and then put directly into btrfs array.
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# Parameters:
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@ -291,17 +291,31 @@ function disk_create_raid() {
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local mddevice="/dev/md/$name"
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local uuid="${DISK_ID_TO_UUID[$new_id]}"
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einfo "Creating raid$level ($new_id) on $devices_desc"
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mdadm \
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--create "$mddevice" \
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--verbose \
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--homehost="$HOSTNAME" \
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--metadata=1.2 \
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--raid-devices="${#devices[@]}" \
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--uuid="$uuid" \
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--level="$level" \
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"${devices[@]}" \
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|| die "Could not create raid$level array '$mddevice' ($new_id) on $devices_desc"
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if [[ ${level} == 1 ]]; then
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einfo "Creating raid$level ($new_id) on $devices_desc"
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mdadm \
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--create "$mddevice" \
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--verbose \
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--homehost="$HOSTNAME" \
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--metadata=1.0 \
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--raid-devices="${#devices[@]}" \
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--uuid="$uuid" \
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--level="$level" \
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"${devices[@]}" \
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|| die "Could not create raid$level array '$mddevice' ($new_id) on $devices_desc"
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else
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einfo "Creating raid$level ($new_id) on $devices_desc"
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mdadm \
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--create "$mddevice" \
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--verbose \
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--homehost="$HOSTNAME" \
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--metadata=1.2 \
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--raid-devices="${#devices[@]}" \
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--uuid="$uuid" \
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--level="$level" \
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"${devices[@]}" \
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|| die "Could not create raid$level array '$mddevice' ($new_id) on $devices_desc"
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fi
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}
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function disk_create_luks() {
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