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-rwxr-xr-xcontrib/dracut/90zfs/zfs-load-key.sh.in74
1 files changed, 35 insertions, 39 deletions
diff --git a/contrib/dracut/90zfs/zfs-load-key.sh.in b/contrib/dracut/90zfs/zfs-load-key.sh.in
index 9fbef8f68..97e9246d4 100755
--- a/contrib/dracut/90zfs/zfs-load-key.sh.in
+++ b/contrib/dracut/90zfs/zfs-load-key.sh.in
@@ -20,42 +20,38 @@ if [ "$BOOTFS" = "zfs:AUTO" ]; then
BOOTFS="$(zpool get -Ho value bootfs | grep -m1 -vFx -)"
fi
-# if pool encryption is active and the zfs command understands '-o encryption'
-if [ "$(zpool list -H -o feature@encryption "${BOOTFS%%/*}")" = 'active' ]; then
- # if the root dataset has encryption enabled
- ENCRYPTIONROOT="$(zfs get -H -o value encryptionroot "${BOOTFS}")"
- if ! [ "${ENCRYPTIONROOT}" = "-" ]; then
- KEYSTATUS="$(zfs get -H -o value keystatus "${ENCRYPTIONROOT}")"
- # continue only if the key needs to be loaded
- [ "$KEYSTATUS" = "unavailable" ] || exit 0
-
- KEYLOCATION="$(zfs get -H -o value keylocation "${ENCRYPTIONROOT}")"
- case "${KEYLOCATION%%://*}" in
- prompt)
- for _ in 1 2 3; do
- systemd-ask-password --no-tty "Encrypted ZFS password for ${BOOTFS}" | zfs load-key "${ENCRYPTIONROOT}" && break
- done
- ;;
- http*)
- systemctl start network-online.target
- zfs load-key "${ENCRYPTIONROOT}"
- ;;
- file)
- KEYFILE="${KEYLOCATION#file://}"
- [ -r "${KEYFILE}" ] || udevadm settle
- [ -r "${KEYFILE}" ] || {
- info "Waiting for key ${KEYFILE} for ${ENCRYPTIONROOT}..."
- for _ in 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20; do
- sleep 0.5s
- [ -r "${KEYFILE}" ] && break
- done
- }
- [ -r "${KEYFILE}" ] || warn "Key ${KEYFILE} for ${ENCRYPTIONROOT} hasn't appeared. Trying anyway."
- zfs load-key "${ENCRYPTIONROOT}"
- ;;
- *)
- zfs load-key "${ENCRYPTIONROOT}"
- ;;
- esac
- fi
-fi
+[ "$(zpool get -Ho value feature@encryption "${BOOTFS%%/*}")" = 'active' ] || return 0
+
+ENCRYPTIONROOT="$(zfs get -Ho value encryptionroot "${BOOTFS}")"
+[ "${ENCRYPTIONROOT}" = "-" ] && return 0
+
+[ "$(zfs get -Ho value keystatus "${ENCRYPTIONROOT}")" = "unavailable" ] || return 0
+
+KEYLOCATION="$(zfs get -H -o value keylocation "${ENCRYPTIONROOT}")"
+case "${KEYLOCATION%%://*}" in
+ prompt)
+ for _ in 1 2 3; do
+ systemd-ask-password --no-tty "Encrypted ZFS password for ${BOOTFS}" | zfs load-key "${ENCRYPTIONROOT}" && break
+ done
+ ;;
+ http*)
+ systemctl start network-online.target
+ zfs load-key "${ENCRYPTIONROOT}"
+ ;;
+ file)
+ KEYFILE="${KEYLOCATION#file://}"
+ [ -r "${KEYFILE}" ] || udevadm settle
+ [ -r "${KEYFILE}" ] || {
+ info "ZFS: Waiting for key ${KEYFILE} for ${ENCRYPTIONROOT}..."
+ for _ in 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20; do
+ sleep 0.5s
+ [ -r "${KEYFILE}" ] && break
+ done
+ }
+ [ -r "${KEYFILE}" ] || warn "ZFS: Key ${KEYFILE} for ${ENCRYPTIONROOT} hasn't appeared. Trying anyway."
+ zfs load-key "${ENCRYPTIONROOT}"
+ ;;
+ *)
+ zfs load-key "${ENCRYPTIONROOT}"
+ ;;
+esac