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dracut: 90zfs: zfs-load-key: don't load unencrypted bootfs' keylocation

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Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #11800
Closes #12108
This commit is contained in:
наб 2021-05-23 16:39:58 +02:00 committed by Brian Behlendorf
parent 998035d534
commit 2dde9202d9
1 changed files with 2 additions and 3 deletions
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5
contrib/dracut/90zfs/zfs-load-key.sh.in
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@ -36,13 +36,12 @@ fi
if [ "$(zpool list -H -o feature@encryption "$(echo "${BOOTFS}" | awk -F/ '{print $1}')")" = 'active' ]; then if [ "$(zpool list -H -o feature@encryption "$(echo "${BOOTFS}" | awk -F/ '{print $1}')")" = 'active' ]; then
# if the root dataset has encryption enabled # if the root dataset has encryption enabled
ENCRYPTIONROOT="$(zfs get -H -o value encryptionroot "${BOOTFS}")" ENCRYPTIONROOT="$(zfs get -H -o value encryptionroot "${BOOTFS}")"
# where the key is stored (in a file or loaded via prompt)
KEYLOCATION="$(zfs get -H -o value keylocation "${ENCRYPTIONROOT}")"
if ! [ "${ENCRYPTIONROOT}" = "-" ]; then if ! [ "${ENCRYPTIONROOT}" = "-" ]; then
KEYSTATUS="$(zfs get -H -o value keystatus "${ENCRYPTIONROOT}")" KEYSTATUS="$(zfs get -H -o value keystatus "${ENCRYPTIONROOT}")"
# continue only if the key needs to be loaded # continue only if the key needs to be loaded
[ "$KEYSTATUS" = "unavailable" ] || exit 0 [ "$KEYSTATUS" = "unavailable" ] || exit 0
# if key is stored in a file, do not prompt
KEYLOCATION="$(zfs get -H -o value keylocation "${ENCRYPTIONROOT}")"
if ! [ "${KEYLOCATION}" = "prompt" ]; then if ! [ "${KEYLOCATION}" = "prompt" ]; then
zfs load-key "${ENCRYPTIONROOT}" zfs load-key "${ENCRYPTIONROOT}"
else else