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git://sourceware.org/git/lvm2.git
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78 lines
2.8 KiB
Bash
78 lines
2.8 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2017 Red Hat, Inc. All rights reserved.
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions
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# of the GNU General Public License v.2.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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# unrelated to lvm2 daemons
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SKIP_WITH_LVMLOCKD=1
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SKIP_WITH_LVMPOLLD=1
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SKIP_WITH_CLVMD=1
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SKIP_WITH_LVMETAD=1
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. lib/inittest
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CIPHER=aes-xts-plain64
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HEXKEY_32=0102030405060708090a0102030405060102030405060708090a010203040506
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HIDENKEY_32=0000000000000000000000000000000000000000000000000000000000000000
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KEY_NAME="$PREFIX:keydesc"
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function _teardown() {
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keyctl unlink "%:$PREFIX-keyring"
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aux teardown_devs_prefixed "$PREFIX"
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}
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aux target_at_least dm-zero 1 0 0 || skip "missing dm-zero target"
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aux target_at_least dm-crypt 1 15 0 || skip "dm-crypt doesn't support keys in kernel keyring service"
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which keyctl || skip "test requires keyctl utility"
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keyctl new_session || true # fails with 'su', works with 'su -'
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keyctl newring "$PREFIX-keyring" @s
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keyctl timeout "%:$PREFIX-keyring" 60
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trap '_teardown' EXIT
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keyctl add logon "$KEY_NAME" "${HEXKEY_32:0:32}" "%:$PREFIX-keyring"
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dmsetup create "$PREFIX-zero" --table "0 1 zero"
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# put key in kernel keyring for active table
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dmsetup create "$PREFIX-crypt" --table "0 1 crypt $CIPHER :32:logon:$KEY_NAME 0 $DM_DEV_DIR/mapper/$PREFIX-zero 0"
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# put hexbyte key in dm-crypt directly in inactive table
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dmsetup load "$PREFIX-crypt" --table "0 1 crypt $CIPHER $HEXKEY_32 0 $DM_DEV_DIR/mapper/$PREFIX-zero 0"
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# test dmsetup doesn't hide key descriptions...
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str=$(dmsetup table "$PREFIX-crypt" | cut -d ' ' -f 5)
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test "$str" = ":32:logon:$KEY_NAME"
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str=$(dmsetup table --showkeys "$PREFIX-crypt" | cut -d ' ' -f 5)
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test "$str" = ":32:logon:$KEY_NAME"
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# ...but it hides hexbyte representation of keys...
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str=$(dmsetup table --inactive "$PREFIX-crypt" | cut -d ' ' -f 5)
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test "$str" = "$HIDENKEY_32"
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#...unless --showkeys explictly requested
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str=$(dmsetup table --showkeys --inactive "$PREFIX-crypt" | cut -d ' ' -f 5)
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test "$str" = "$HEXKEY_32"
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# let's swap the tables
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dmsetup resume "$PREFIX-crypt"
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dmsetup load "$PREFIX-crypt" --table "0 1 crypt $CIPHER :32:logon:$KEY_NAME 0 $DM_DEV_DIR/mapper/$PREFIX-zero 0"
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str=$(dmsetup table --inactive "$PREFIX-crypt" | cut -d ' ' -f 5)
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test "$str" = ":32:logon:$KEY_NAME"
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str=$(dmsetup table --showkeys --inactive "$PREFIX-crypt" | cut -d ' ' -f 5)
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test "$str" = ":32:logon:$KEY_NAME"
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str=$(dmsetup table "$PREFIX-crypt" | cut -d ' ' -f 5)
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test "$str" = "$HIDENKEY_32"
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str=$(dmsetup table --showkeys "$PREFIX-crypt" | cut -d ' ' -f 5)
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test "$str" = "$HEXKEY_32"
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dmsetup remove "$PREFIX-crypt"
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dmsetup remove "$PREFIX-zero"
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