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58e2640233
In preparation for a subsequent patch, rename "VG" to "Volume-Group", and "LV<n>" to "Logical-Volume-<n>", in the LUKS-on-LVM inspection test. Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2168506 Signed-off-by: Laszlo Ersek <lersek@redhat.com> Message-Id: <20230519140849.310774-3-lersek@redhat.com> Reviewed-by: Richard W.M. Jones <rjones@redhat.com>
104 lines
3.9 KiB
Bash
Executable File
104 lines
3.9 KiB
Bash
Executable File
#!/bin/bash -
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# libguestfs
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# Copyright (C) 2019-2023 Red Hat Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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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
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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# Test the --key option. It is handled by common code so we only need
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# to test one tool (guestfish).
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set -e
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$TEST_FUNCTIONS
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skip_if_skipped
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skip_unless_feature_available luks
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skip_unless_phony_guest fedora-luks-on-lvm.img
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# Start a background guestfish instance to check key specification by Logical
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# Volume names.
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guestfish=(guestfish --listen --ro --inspector
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--add ../test-data/phony-guests/fedora-luks-on-lvm.img)
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keys_by_lvname=(--key /dev/Volume-Group/Root:key:FEDORA-Root
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--key /dev/Volume-Group/Logical-Volume-1:key:FEDORA-LV1
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--key /dev/Volume-Group/Logical-Volume-2:key:FEDORA-LV2
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--key /dev/Volume-Group/Logical-Volume-3:key:FEDORA-LV3)
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# The variable assignment below will fail, and abort the script, if guestfish
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# refuses to start up.
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fish_ref=$("${guestfish[@]}" "${keys_by_lvname[@]}")
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# Set GUESTFISH_PID as necessary for the remote access.
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eval "$fish_ref"
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# From this point on, if any remote guestfish command fails, that will cause
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# *both* the guestfish server *and* this script to exit, with an error.
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# However, we also want the background guestfish process to exit if (a) this
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# script exits cleanly, or (b) this script exits with a failure due to a reason
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# that's different from a failed remote command.
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function cleanup_guestfish
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{
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if [ -n "$GUESTFISH_PID" ]; then
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guestfish --remote -- exit >/dev/null 2>&1 || :
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fi
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}
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trap cleanup_guestfish EXIT
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# Get the UUIDs of the LUKS devices.
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uuid_root=$(guestfish --remote -- luks-uuid /dev/Volume-Group/Root)
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uuid_lv1=$( guestfish --remote -- luks-uuid /dev/Volume-Group/Logical-Volume-1)
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uuid_lv2=$( guestfish --remote -- luks-uuid /dev/Volume-Group/Logical-Volume-2)
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uuid_lv3=$( guestfish --remote -- luks-uuid /dev/Volume-Group/Logical-Volume-3)
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# The actual test.
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function check_filesystems
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{
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local decrypted_root decrypted_lv1 decrypted_lv2 decrypted_lv3 exists
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# Get the names of the decrypted LUKS block devices that host the filesystems
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# with the labels listed below.
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decrypted_root=$(guestfish --remote -- findfs-label ROOT)
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decrypted_lv1=$( guestfish --remote -- findfs-label LV1)
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decrypted_lv2=$( guestfish --remote -- findfs-label LV2)
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decrypted_lv3=$( guestfish --remote -- findfs-label LV3)
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# Verify the device names. These come from decrypt_mountables() in
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# "common/options/decrypt.c".
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test /dev/mapper/luks-"$uuid_root" = "$decrypted_root"
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test /dev/mapper/luks-"$uuid_lv1" = "$decrypted_lv1"
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test /dev/mapper/luks-"$uuid_lv2" = "$decrypted_lv2"
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test /dev/mapper/luks-"$uuid_lv3" = "$decrypted_lv3"
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# Check "/etc/fedora-release" on the root fs.
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exists=$(guestfish --remote -- exists /etc/fedora-release)
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test true = "$exists"
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}
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check_filesystems
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# Exit the current guestfish background process.
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guestfish --remote -- exit
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GUESTFISH_PID=
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# Start up a similar guestfish background process, but specify the keys by
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# UUID.
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keys_by_uuid=(--key "$uuid_root":key:FEDORA-Root
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--key "$uuid_lv1":key:FEDORA-LV1
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--key "$uuid_lv2":key:FEDORA-LV2
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--key "$uuid_lv3":key:FEDORA-LV3)
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fish_ref=$("${guestfish[@]}" "${keys_by_uuid[@]}")
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eval "$fish_ref"
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# Repeat the test.
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check_filesystems
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