X-Git-Url: https://fleuret.org/cgi-bin/gitweb/gitweb.cgi?a=blobdiff_plain;f=rsync-luks.sh;h=7f0a5e0a8cb4b4ee76ec08d32e6b3800a15ae823;hb=0459598c9b7568cf1304d938585fe3dda5d84c3d;hp=1b244c214acd37e228f10e58716b3631f1425e07;hpb=56758159a2d6ce0599166d86f53b46b6ccac54af;p=scripts.git
diff --git a/rsync-luks.sh b/rsync-luks.sh
index 1b244c2..7f0a5e0 100755
--- a/rsync-luks.sh
+++ b/rsync-luks.sh
@@ -14,13 +14,13 @@
# along with this program. If not, see . #
# #
# Written by and Copyright (C) Francois Fleuret #
-# Contact for comments & bug reports #
+# Contact for comments & bug reports #
#########################################################################
set -e
set -o pipefail
-if [ "$1" == "-h" ] || [ "$1" == "--help" ]; then
+if [[ "$1" == "-h" ]] || [[ "$1" == "--help" ]]; then
cat <
@@ -34,21 +34,21 @@ EOF
exit 0
fi
-[ -f "$1" ] && [ -f "$2" ] || (echo "$0 " >&2 && exit 1)
+[[ -f "$1" ]] && [[ -f "$2" ]] || (echo "$0 " >&2 && exit 1)
-[ -e "/dev/mapper/crypt-src" ] && (echo "/dev/mapper/crypt-src already exists." >&2 && exit 1)
+[[ -e "/dev/mapper/crypt-src" ]] && (echo "/dev/mapper/crypt-src already exists." >&2 && exit 1)
-[ -e "/dev/mapper/crypt-dst" ] && (echo "/dev/mapper/crypt-dst already exists." >&2 && exit 1)
+[[ -e "/dev/mapper/crypt-dst" ]] && (echo "/dev/mapper/crypt-dst already exists." >&2 && exit 1)
function exit_handler () {
- [ -n "${VOL_SRC+yes}" ] && umount "${VOL_SRC}" && rmdir "${VOL_SRC}" && unset VOL_SRC
- [ -e "/dev/mapper/crypt-src" ] && cryptsetup luksClose crypt-src
- [ -n "${LOOP_SRC+yes}" ] && losetup -d "${LOOP_SRC}" && unset LOOP_SRC
+ [[ -n "${VOL_SRC+yes}" ]] && umount "${VOL_SRC}" && rmdir "${VOL_SRC}" && unset VOL_SRC
+ [[ -e "/dev/mapper/crypt-src" ]] && cryptsetup luksClose crypt-src
+ [[ -n "${LOOP_SRC+yes}" ]] && losetup -d "${LOOP_SRC}" && unset LOOP_SRC
- [ -n "${VOL_DST+yes}" ] && umount "${VOL_DST}" && rmdir "${VOL_DST}" && unset VOL_DST
- [ -e "/dev/mapper/crypt-dst" ] && cryptsetup luksClose crypt-dst
- [ -n "${LOOP_DST+yes}" ] && losetup -d "${LOOP_DST}" && unset LOOP_DST
+ [[ -n "${VOL_DST+yes}" ]] && umount "${VOL_DST}" && rmdir "${VOL_DST}" && unset VOL_DST
+ [[ -e "/dev/mapper/crypt-dst" ]] && cryptsetup luksClose crypt-dst
+ [[ -n "${LOOP_DST+yes}" ]] && losetup -d "${LOOP_DST}" && unset LOOP_DST
}
@@ -61,7 +61,7 @@ LOOP_SRC="$(losetup -f)"
losetup "${LOOP_SRC}" "$1"
cryptsetup luksOpen "${LOOP_SRC}" crypt-src
VOL_SRC="$(mktemp -d /tmp/sync-luks.XXXXXX)"
-mount /dev/mapper/crypt-src "${VOL_SRC}"
+mount -o ro /dev/mapper/crypt-src "${VOL_SRC}"
LOOP_DST="$(losetup -f)"
losetup "${LOOP_DST}" "$2"
@@ -85,7 +85,7 @@ echo "* Press 'y' to synchronize, anything else to cancel."
read -n 1 KEY
-if [ "${KEY}" == "y" ]; then
+if [[ "${KEY}" == "y" ]]; then
rsync --itemize-changes --delete --progress -axz "${VOL_SRC}/" "${VOL_DST}/"
else
echo "No synchronization."