#!/bin/bash

NAME="$1"
DEST="$2"

die () {
	echo $1 >&2
	exit 1
}
generate_passphrase() {
	tr -dc A-Za-z0-9 </dev/urandom | head -c 64
}

[ "x$NAME" == "x" ] && die "Usage: $0 <name> <destination>"
[ "x$DEST" == "x" ] && die "Usage: $0 <name> <destination>"

CONFIGDIR="/etc/borg/$NAME"

[ -d "$CONFIGDIR" ] && die "Config directory already exists: $CONFIGDIR"

mkdir -p "$CONFIGDIR"

echo "BORG_REPO=$DEST" > "$CONFIGDIR/config.env"
generate_passphrase > "$CONFIGDIR/borg_passphrase"
ssh-keygen -t ed25519 -N "" -q -f "$CONFIGDIR/ssh_key"