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V8.00.000.2025.06.17
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
This commit is contained in:
Marc S. Weidner
2025-06-29 16:56:46 +02:00
parent f6c1fcb448
commit bfbe9fa868
3 changed files with 61 additions and 58 deletions
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78
func/3280_mount_partition.sh
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@@ -30,27 +30,6 @@ skip_path() {
return 1
}
#######################################
# Function to generate btrfs-subvolumes.
# Globals:
# ERR_BTRFS_SUBVOL
# TARGET
# Arguments:
# $1: MOUNT_PATH
# $2: SUBVOLUME
#######################################
create_btrfs_subvolume() {
declare var_mount_path="$1"
declare var_subvolume="$2"
if ! btrfs subvolume create "${TARGET}${var_mount_path}/${var_subvolume}"; then
do_log "error" "false" "Error occurred at creation of subvolume: '${var_subvolume}' in: '${TARGET}${var_mount_path}'."
return "${ERR_BTRFS_SUBVOL}"
fi
do_log "info" "false" "Created: '${var_subvolume}' at: '${TARGET}${var_mount_path}'."
}
#######################################
# Function to create the mount path and mount the respective device on it.
# Globals:
@@ -166,8 +145,10 @@ mount_partition() {
done
declare var_dev var_part var_fs_btrfs_compress var_fs_btrfs_level var_encryption_enable var_encryption_label \
var_fs_label var_fs_options var_fs_version var_mount_path var_mount_options var_mount_subvolume
declare var_dev var_part \
var_fs_btrfs_compress var_fs_btrfs_level var_fs_btrfs_subvolume var_fs_btrfs_snapshot \
var_encryption_enable var_encryption_label \
var_fs_label var_fs_options var_fs_version var_mount_path var_mount_options var_mount_optsnap
declare -a ary_devs ary_parts
### Iterate over all devices in the recipe.
@@ -179,16 +160,18 @@ mount_partition() {
for var_part in "${ary_parts[@]}"; do
### Extract parameters from YAML.
var_fs_btrfs_compress=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.filesystem.btrfs.compress" "${VAR_SETUP_PART}")
var_fs_btrfs_level=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.filesystem.btrfs.level" "${VAR_SETUP_PART}")
var_encryption_enable=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.encryption.enable" "${VAR_SETUP_PART}")
var_encryption_label=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.encryption.label" "${VAR_SETUP_PART}")
var_fs_label=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.filesystem.label" "${VAR_SETUP_PART}")
var_fs_options=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.filesystem.options" "${VAR_SETUP_PART}")
var_fs_version=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.filesystem.version" "${VAR_SETUP_PART}")
var_mount_path=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.mount.path" "${VAR_SETUP_PART}")
var_mount_options=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.mount.options" "${VAR_SETUP_PART}")
var_mount_subvolume=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.mount.subvolume" "${VAR_SETUP_PART}")
var_fs_btrfs_compress=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.filesystem.btrfs.compress" "${VAR_SETUP_PART}")
var_fs_btrfs_level=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.filesystem.btrfs.level" "${VAR_SETUP_PART}")
var_fs_btrfs_subvolume=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.filesystem.btrfs.subvolume" "${VAR_SETUP_PART}")
var_fs_btrfs_snapshot=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.filesystem.btrfs.snapshot" "${VAR_SETUP_PART}")
var_encryption_enable=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.encryption.enable" "${VAR_SETUP_PART}")
var_encryption_label=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.encryption.label" "${VAR_SETUP_PART}")
var_fs_label=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.filesystem.label" "${VAR_SETUP_PART}")
var_fs_options=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.filesystem.options" "${VAR_SETUP_PART}")
var_fs_version=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.filesystem.version" "${VAR_SETUP_PART}")
var_mount_path=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.mount.path" "${VAR_SETUP_PART}")
var_mount_options=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.mount.options" "${VAR_SETUP_PART}")
var_mount_optsnap=$(yq_val ".recipe.${VAR_RECIPE_STRING}.dev.${var_dev}.${var_part}.mount.optsnap" "${VAR_SETUP_PART}")
### Skip already mounted paths ("/", "/boot", "/boot/efi") and skip ("/recovery")
skip_path "${var_mount_path}" && continue
@@ -231,19 +214,38 @@ mount_partition() {
fi
declare device
device=$(resolve_device "${var_dev}" "${var_part}" "${var_encryption_enable}" "${var_encryption_label}")
declare var_resolved_dev
var_resolved_dev=$(resolve_device "${var_dev}" "${var_part}" "${var_encryption_enable}" "${var_encryption_label}")
if [[ "${var_fs_version,,}" == btrfs ]]; then
### Mount toplevel (subvolid=0) *without* extra options
declare -a ary_cmd_mount=(mount -o "subvolid=0" "${var_resolved_dev}" "${VAR_SAFE_MNT_BASE}")
safe_exec "${ary_cmd_mount[@]}" "${ERR_BTRFS_INITPH}" || return "${ERR_BTRFS_INITPH}"
btrfs subvolume create "${VAR_SAFE_MNT_BASE}"/"${var_fs_btrfs_subvolume}"
if [[ -n "${var_fs_btrfs_snapshot}" ]]; then
btrfs subvolume create "${VAR_SAFE_MNT_BASE}"/"${var_fs_btrfs_snapshot}" || return "${ERR_BTRFS_SUBVOL}"
fi
umount "${VAR_SAFE_MNT_BASE}"
fi
case "${var_fs_version,,}:${var_encryption_enable,,}" in
btrfs:*)
validate_btrfs_compression "${var_fs_btrfs_compress}" "${var_fs_btrfs_level}" || return "${ERR_BTRFS_OPTION}"
declare var_btrfs_compression_options="compress=${var_fs_btrfs_compress}:${var_fs_btrfs_level}"
[[ -n "${var_mount_options}" ]] && var_btrfs_compression_options+=",${var_mount_options}"
mount_with_dir "${var_mount_path}" "${device}" "${var_btrfs_compression_options}" || return "${ERR_MOUNTING_DEV}"
[[ -n ${var_mount_subvolume} ]] && create_btrfs_subvolume "${var_mount_path}" "${var_mount_subvolume}"
mount_with_dir "${var_mount_path}" "${var_resolved_dev}" "${var_btrfs_compression_options}" || return "${ERR_MOUNTING_DEV}"
if [[ -n "${var_fs_btrfs_snapshot}" ]]; then
mkdir -p "${TARGET}${var_mount_path}/.snapshots"
mount -o "${var_mount_optsnap}" "${var_resolved_dev}" "${TARGET}${var_mount_path}/.snapshots"
fi
;;
ext4:*)
mount_with_dir "${var_mount_path}" "${device}" "${var_mount_options}" || return "${ERR_MOUNTING_DEV}"
mount_with_dir "${var_mount_path}" "${var_resolved_dev}" "${var_mount_options}" || return "${ERR_MOUNTING_DEV}"
;;
*) do_log "error" "false" "Unsupported fs/encryption combination."
return "${ERR_MOUNTING_DEV}" ;;