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zfskeys: allow prompt to entered during boot up

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If the ZFS key is setup in prompt mode, use zfs to prompt to load the key
during boot to unlock it.

Reviewed by:	jhb
Differential Revision:	https://reviews.freebsd.org/D36081
This commit is contained in:
Doug Ambrisko 2024-09-12 08:43:03 -07:00
parent 3c95262007
commit 408087f128
1 changed files with 9 additions and 1 deletions
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10
libexec/rc/rc.d/zfskeys
View file

@ -45,7 +45,15 @@ unlock_fs()
local kl="$2"
local k="${kl##file://}"
if [ "$k" ] && [ -f "$k" ] && [ -s "$k" ] && [ -r "$k" ]; then
if [ "$kl" == "prompt" ]
then
echo "Key prompt for $fs."
if zfs load-key -L "$kl" "$fs" < /dev/tty > /dev/tty 2>/dev/tty ; then
echo "Key loaded for $fs."
else
echo "Key failed to load for $fs."
fi
elif [ "$k" ] && [ -f "$k" ] && [ -s "$k" ] && [ -r "$k" ]; then
if [ "$(zfs get -Ho value keystatus "$fs")" = 'available' ]; then
echo "Key already loaded for $fs."
elif keytest=$(zfs load-key -n -L "$kl" "$fs" 2>&1); then