50 lines
1.3 KiB
Bash
50 lines
1.3 KiB
Bash
# shellcheck shell=bash
|
|
|
|
# shellcheck disable=SC2154
|
|
echo "Starting impermanence mount with source: $source, target: $target, path: $path, create: $create"
|
|
|
|
source_current="$source"
|
|
target_current="$target"
|
|
|
|
IFS='/' read -ra parts <<< "$path"
|
|
leaf="${parts[-1]}"
|
|
|
|
for part in "${parts[@]}"; do
|
|
source_current+="/$part"
|
|
target_current+="/$part"
|
|
|
|
if [[ -e "$source_current" ]]; then
|
|
read -r mode owner group <<< "$(stat -c '%a %u %g' "$source_current")"
|
|
|
|
if [[ -d "$source_current" ]]; then
|
|
install -d -m "$mode" -o "$owner" -g "$group" "$target_current"
|
|
continue
|
|
fi
|
|
|
|
if [[ "$part" != "$leaf" ]]; then
|
|
echo "Error: $source_current is not a directory, persistence for $path can not be applied."
|
|
exit 1
|
|
fi
|
|
|
|
install -m "$mode" -o "$owner" -g "$group" /dev/null "$target_current"
|
|
fi
|
|
|
|
if [[ "$create" == "none" ]]; then
|
|
break
|
|
fi
|
|
|
|
if [[ -e "$target_current" ]]; then
|
|
template="$target_current"
|
|
else
|
|
template="${source_current%/*}"
|
|
fi
|
|
|
|
read -r mode owner group <<< "$(stat -c '%a %u %g' "$template")"
|
|
|
|
if [[ "$part" == "$leaf" && "$create" == "file" ]]; then
|
|
install -m "$mode" -o "$owner" -g "$group" /dev/null "$source_current"
|
|
else
|
|
install -d -m "$mode" -o "$owner" -g "$group" "$source_current"
|
|
fi
|
|
done
|