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authorGravatar Christian Hesse <mail@eworm.de>2014-04-17 12:46:23 +0200
committerGravatar Christian Hesse <mail@eworm.de>2014-04-17 12:46:23 +0200
commit104a2e76f9033f49e8fb33817fbdd1d19e13c2a2 (patch)
treede75bfbfd4f4c3ad83051790abe28fca589db0e0 /bin/ykfde
parent09a783e4ca5026efc458ca4f3495c494ebfffc44 (diff)
downloadmkinitcpio-ykfde-104a2e76f9033f49e8fb33817fbdd1d19e13c2a2.tar.gz
mkinitcpio-ykfde-104a2e76f9033f49e8fb33817fbdd1d19e13c2a2.tar.zst
get encrypted device from /etc/crypttab.initramfs
Diffstat (limited to 'bin/ykfde')
-rwxr-xr-xbin/ykfde14
1 files changed, 5 insertions, 9 deletions
diff --git a/bin/ykfde b/bin/ykfde
index 7aa7a9f..484d1d4 100755
--- a/bin/ykfde
+++ b/bin/ykfde
@@ -6,13 +6,13 @@ function help() {
echo "where OPTIONS are:"
echo " -1 use Yubico key slot 1"
echo " -2 use Yubico key slot 2 (default)"
- echo " -d DEVICE add key to device DEVICE"
echo " -h show this help"
}
-TMPDIR="$(mktemp --directory --tmpdir=/tmp/ .$(basename ${0})-${$}-XXXXXX)"
-SLOT="2"
+DEVICE="$(egrep -v '^(#|$)' /etc/crypttab.initramfs 2>/dev/null | head -n1 | sed 's/\s\+/:/g' | cut -d: -f2)"
SERIAL="$(ykinfo -sq)"
+SLOT="2"
+TMPDIR="$(mktemp --directory --tmpdir=/tmp/ .$(basename ${0})-${$}-XXXXXX)"
while getopts "12d:h" opt; do
case ${opt} in
@@ -22,9 +22,6 @@ while getopts "12d:h" opt; do
2)
SLOT="2"
;;
- d)
- DEVICE="${OPTARG}"
- ;;
h)
help
exit 0
@@ -34,8 +31,7 @@ done
# check we have all information
if [ -z "${DEVICE}" ]; then
- echo "No device given." >&2
- help
+ echo "Failed to get device from /etc/crypttab.initramfs." >&2
exit 1
elif [ ! -b "${DEVICE}" ]; then
echo "Device '${DEVICE}' does not exist or is not a block device." >&2
@@ -44,7 +40,7 @@ elif ! cryptsetup isLuks "${DEVICE}" 2>/dev/null; then
echo "Device '${DEVICE}' is not a LUKS device." >&2
exit 1
elif [ -z "${SERIAL}" ]; then
- echo "Did not get a serial number from key." >&2
+ echo "Did not get a serial number from key. Did you insert one?" >&2
exit 1
fi