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#!/bin/bash -eu
#
# Interactively encrypt file names and paths by querying a gocryptfs
# control socket.
#
# Dependencies:
# Debian: apt-get install jq netcat-openbsd
# Fedora: dnf install jq nmap-ncat
MYNAME=$(basename $0)
if [[ $# -ne 1 || $1 == "-h" ]] ; then
echo "Usage: $MYNAME SOCKET"
exit 1
fi
SOCK=$1
# Bail out early (before even prompting the user) if the socket does
# not exist
if [[ ! -S $SOCK ]] ; then
echo "'$SOCK' is not a socket" >&2
exit 1
fi
OPERATION=EncryptPath
if [[ $MYNAME == "ctlsock-decrypt.bash" ]] ; then
OPERATION=DecryptPath
fi
while true ; do
echo -n "Input path : "
read IN
echo -n "Transformed path: "
JSON=$(echo "{\"$OPERATION\":\"$IN\"}" | nc -U $SOCK)
ENCRYPTED=$(echo $JSON | jq -r '.Result')
echo $ENCRYPTED
echo "Complete reply : $JSON"
echo
done
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