A script to archive, encrypt and move/trash old projects

parkin.sh

#!/bin/bash
## Parkin: Tar, encrypt and move old project folders
## 
## Requirements:
## - A Mac, probably
## - brew install age
## - brew install trash
## - Set $AGE_KEY to your own key for backups/archives
##

if [ -z "$1" ]; then
    echo "Please specify a file or directory to parkive"
    echo "parkin FILENAME [DESCRIPTION]"
    exit 1 
fi

set -eu 

SOURCE=$1
BASE_NAME=${SOURCE// /_}
WDIR="$(dirname $BASE_NAME)"
BASE_NAME="$(basename $BASE_NAME)"
DESC="'$*'"
TAR_NAME="${BASE_NAME}.tgz"
AGE_NAME="${TAR_NAME}.age"
DESC_NAME="${AGE_NAME}.txt"
SIG_NAME="${AGE_NAME}.sig"
SHA_NAME="${AGE_NAME}.sha"
UPLOAD_DIR="$HOME/Archiving"
META_DIR="$HOME/Documents/PAM"
AGE_PKEY="age165shzzl7w7xdlaxvhw9l72kwkzvtkmzgtf3d5t7nzvvu2lsgr9tq4xjq60"
SSH_IDENTITY="$HOME/.ssh/id_rsa"

echo
mkdir -p "$UPLOAD_DIR"
cd $WDIR

echo "## Archiving $SOURCE to $TAR_NAME..."
tar -czvf $TAR_NAME $SOURCE
ls -l $TAR_NAME
echo 

echo "## Encrypting archive..."
age -e -r $AGE_PKEY $TAR_NAME >  $AGE_NAME
ls -l $AGE_NAME
echo

echo "## Metadata"
sha1sum  $AGE_NAME > $SHA_NAME
ssh-keygen -Y sign -f "${SSH_IDENTITY}"  -n file $AGE_NAME
echo $DESC > $DESC_NAME
echo >> $DESC_NAME
tar -tzvf $TAR_NAME >> $DESC_NAME
echo >> $DESC_NAME
cat $SHA_NAME >> $DESC_NAME
echo >> $DESC_NAME
cat $SIG_NAME >> $DESC_NAME
echo

echo "## Trashing $SOURCE and $TAR_NAME..."
trash -Fv $SOURCE
trash -Fv $TAR_NAME
rm -v $SHA_NAME
rm -v $SIG_NAME
echo

echo "## Moving $AGE_NAME, etc to $UPLOAD_DIR"
mv -v $AGE_NAME  "$UPLOAD_DIR"
cp -v $DESC_NAME "$UPLOAD_DIR"
mv -v $DESC_NAME "$META_DIR/"
echo "## Done."
echo