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bin/clump: refactor

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This commit is contained in:
Henrik Lissner 2016-11-15 02:39:04 +01:00
parent 781ff33832
commit ae737424b8
1 changed files with 18 additions and 19 deletions
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37
bin/clump
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@ -1,41 +1,40 @@
#!/usr/bin/env bash #!/usr/bin/env bash
# Script for encrypting and decrypting folders, using GPG and tar # Helper for encrypting/decrypting folders with gpg and tar.
# Usage: # Usage:
# clump foldername # packs # clump foldername # packs
# clump foldername dest # packs to specific location
# clump foldername.clump # unpacks # clump foldername.clump # unpacks
# clump foldername.clump dest # unpacks to specific location
if [ "$#" -eq 0 ]; then set -e
if (($# == 0)); then
>&2 echo "Usage: $0 <FILE|DIRECTORY> [DEST]" >&2 echo "Usage: $0 <FILE|DIRECTORY> [DEST]"
exit 1 exit 1
fi fi
EXT="clump" ext='clump'
TARGET="$1" target="$1"
COMMAND= cmd=
if [ -f "$TARGET" ]; then if [[ -f $target ]]; then
COMMAND=unpack cmd=unpack
elif [ -d "$TARGET" ]; then elif [[ -d $target ]]; then
COMMAND=pack cmd=pack
else else
>&2 echo "Not a valid target: '$TARGET'" >&2 echo "Not a valid target: '$target'"
exit 1 exit 1
fi fi
case "$COMMAND" in case $cmd in
p|pack) p|pack)
if [ -f "$TARGET.$EXT" ]; then if [[ -f $target.$ext ]]; then
>&2 echo "Destination file already exists" >&2 echo "Destination file already exists"
exit 2 exit 2
fi fi
tar -pcvf - "$TARGET" | gpg -c > "$TARGET.$EXT" tar -pcvf - "$target" | gpg -c > "$target.$ext"
echo "Packed into $TARGET.$EXT" echo "Packed into $target.$ext"
;; ;;
u|unpack) u|unpack)
TMPFILE=$(mktemp) tmpfile=$(mktemp)
gpg -d "$TARGET" > "$TMPFILE" && tar -pxvf "$TMPFILE" gpg -d "$target" > "$tmpfile" && tar -pxvf "$tmpfile"
rm -f "$TMPFILE" rm -f "$tmpfile"
;; ;;
esac esac