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alpine
mkinitfs
Commits
1bd35cce
Commit
1bd35cce
authored
Jun 20, 2019
by
Steven Brudenell
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Support multiple cryptroot= devices.
parent
bd6db5db
Changes
1
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1 changed file
with
38 additions
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3 deletions
+38
-3
initramfs-init.in
initramfs-init.in
+38
-3
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initramfs-init.in
View file @
1bd35cce
...
...
@@ -327,7 +327,7 @@ for opt; do
for
i
in
$myopts
;
do
case
"
$opt
"
in
$i
=
*
)
eval
"KOPT_
${
i
}
=
${
opt
#*=
}
"
;;
$i
=
*
)
eval
"KOPT_
${
i
}
=
\$
{KOPT_
${
i
}
:+
\$
KOPT_
${
i
}
}
${
opt
#*=
}
"
;;
$i
)
eval
"KOPT_
${
i
}
=yes"
;;
no
$i
)
eval
"KOPT_
${
i
}
=no"
;;
esac
...
...
@@ -422,7 +422,6 @@ fi
eend 0
if
[
-n
"
$KOPT_cryptroot
"
]
;
then
cryptopts
=
"-c
${
KOPT_cryptroot
}
"
if
[
"
$KOPT_cryptdiscards
"
=
"yes"
]
;
then
cryptopts
=
"
$cryptopts
-D"
fi
...
...
@@ -438,7 +437,39 @@ if [ -n "$KOPT_cryptroot" ]; then
if
[
"
$KOPT_cryptkey
"
=
"yes"
]
;
then
cryptopts
=
"
$cryptopts
-k /crypto_keyfile.bin"
elif
[
-n
"
$KOPT_cryptkey
"
]
;
then
cryptopts
=
"
$cryptopts
-k
${
KOPT_cryptkey
}
"
case
"
${
KOPT_cryptkey
}
"
in
*
.img
)
# TODO: need hotplugging for e.g. USB keyboards.
# Is there a better way to do this?
ebegin
"Hotplugging devices"
nlplug-findfs
-p
/sbin/mdev
${
KOPT_debug_init
:+-d
}
-n
eend
$?
ebegin
"Unlocking shared key
${
KOPT_cryptkey
}
"
/sbin/cryptsetup luksOpen
"
${
KOPT_cryptkey
}
"
__boot_key
eend
$?
cryptopts
=
"
$cryptopts
-k /dev/mapper/__boot_key"
;;
*
)
cryptopts
=
"
$cryptopts
-k
${
KOPT_cryptkey
}
"
;;
esac
fi
# If cryptroot is a single argument, pass it along in cryptopts for
# later use by nlplug-findfs. Otherwise, try to unlock each device
# individually.
if
[
$(
set
-f
;
set
--
$KOPT_cryptroot
;
echo
$#)
-eq
1
]
;
then
cryptopts
=
"
$cryptopts
-c
${
KOPT_cryptroot
}
"
else
for
dev
in
$KOPT_cryptroot
;
do
# Pick a mapping name for each device. This is intended
# to at least match the format luks-<uuid> used in
# dracut.
case
"
$dev
"
in
UUID
=
*
)
mapping
=
"luks-
${
dev
#UUID=
}
"
;;
LABEL
=
*
)
mapping
=
"luks-
${
dev
#LABEL=
}
"
;;
*
)
mapping
=
"luks-
$(
echo
"
$dev
"
|
sed
's/\//-/g'
)
"
;;
esac
echo
"Unlocking
$dev
as
$mapping
"
nlplug-findfs
$cryptopts
-p
/sbin/mdev
${
KOPT_debug_init
:+-d
}
-c
"
$dev
"
-m
"
$mapping
"
$KOPT_root
done
fi
fi
...
...
@@ -462,6 +493,10 @@ if [ -n "$KOPT_root" ]; then
nlplug-findfs
$cryptopts
-p
/sbin/mdev
${
KOPT_debug_init
:+-d
}
\
$KOPT_root
if
[
-f
/dev/mapper/__boot_key
]
;
then
/sbin/cryptsetup close __boot_key
fi
if
echo
"
$KOPT_modules
$rootfstype
"
|
grep
-qw
btrfs
;
then
/sbin/btrfs device scan
>
/dev/null
||
\
echo
"Failed to scan devices for btrfs filesystem."
...
...
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