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#!/bin/bash
# shellcheck disable=SC2034
TEST_DESCRIPTION="root filesystem on an encrypted LVM PV on a degraded RAID-5"
# Uncomment this to debug failures
#DEBUGFAIL="rd.shell rd.break rd.debug"
#DEBUGFAIL="rd.shell rd.break=pre-mount udev.log-priority=debug"
#DEBUGFAIL="rd.shell rd.udev.log-priority=debug loglevel=70 systemd.log_target=kmsg"
#DEBUGFAIL="rd.shell loglevel=70 systemd.log_target=kmsg"
client_run() {
echo "CLIENT TEST START: $*"
declare -a disk_args=()
# shellcheck disable=SC2034
declare -i disk_index=0
qemu_add_drive_args disk_index disk_args "$TESTDIR"/marker.img marker
# degrade the RAID
# qemu_add_drive_args disk_index disk_args "$TESTDIR"/raid-1.img raid1
qemu_add_drive_args disk_index disk_args "$TESTDIR"/raid-2.img raid2
qemu_add_drive_args disk_index disk_args "$TESTDIR"/raid-3.img raid3
test_marker_reset
"$testdir"/run-qemu \
"${disk_args[@]}" \
-append "panic=1 oops=panic softlockup_panic=1 systemd.crash_reboot $* systemd.log_target=kmsg root=LABEL=root rw rd.retry=10 rd.info console=ttyS0,115200n81 log_buf_len=2M selinux=0 rd.shell=0 $DEBUGFAIL " \
-initrd "$TESTDIR"/initramfs.testing
if ! test_marker_check; then
echo "CLIENT TEST END: $* [FAIL]"
return 1
fi
echo "CLIENT TEST END: $* [OK]"
return 0
}
test_run() {
read -r LUKS_UUID < "$TESTDIR"/luksuuid
read -r MD_UUID < "$TESTDIR"/mduuid
client_run failme && return 1
client_run rd.auto || return 1
client_run rd.luks.uuid="$LUKS_UUID" rd.md.uuid="$MD_UUID" rd.md.conf=0 rd.lvm.vg=dracut || return 1
client_run rd.luks.uuid="$LUKS_UUID" rd.md.uuid=failme rd.md.conf=0 rd.lvm.vg=dracut failme && return 1
client_run rd.luks.uuid="$LUKS_UUID" rd.md.uuid="$MD_UUID" rd.lvm=0 failme && return 1
client_run rd.luks.uuid="$LUKS_UUID" rd.md.uuid="$MD_UUID" rd.lvm=0 rd.auto=1 failme && return 1
client_run rd.luks.uuid="$LUKS_UUID" rd.md.uuid="$MD_UUID" rd.lvm.vg=failme failme && return 1
client_run rd.luks.uuid="$LUKS_UUID" rd.md.uuid="$MD_UUID" rd.lvm.vg=dracut || return 1
client_run rd.luks.uuid="$LUKS_UUID" rd.md.uuid="$MD_UUID" rd.lvm.lv=dracut/failme failme && return 1
client_run rd.luks.uuid="$LUKS_UUID" rd.md.uuid="$MD_UUID" rd.lvm.lv=dracut/root || return 1
return 0
}
test_setup() {
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
(
# shellcheck disable=SC2030
export initdir=$TESTDIR/overlay/source
# shellcheck disable=SC1090
. "$PKGLIBDIR"/dracut-init.sh
(
cd "$initdir" || exit
mkdir -p -- dev sys proc etc var/run tmp
mkdir -p root usr/bin usr/lib usr/lib64 usr/sbin
)
inst_multiple sh df free ls shutdown poweroff stty cat ps ln \
mount dmesg mkdir cp dd sync
for _terminfodir in /lib/terminfo /etc/terminfo /usr/share/terminfo; do
[ -f ${_terminfodir}/l/linux ] && break
done
inst_multiple -o ${_terminfodir}/l/linux
inst_simple "${PKGLIBDIR}/modules.d/99base/dracut-lib.sh" "/lib/dracut-lib.sh"
inst_simple "${PKGLIBDIR}/modules.d/99base/dracut-dev-lib.sh" "/lib/dracut-dev-lib.sh"
inst_binary "${PKGLIBDIR}/dracut-util" "/usr/bin/dracut-util"
ln -s dracut-util "${initdir}/usr/bin/dracut-getarg"
ln -s dracut-util "${initdir}/usr/bin/dracut-getargs"
inst_multiple grep
inst_simple /etc/os-release
inst ./test-init.sh /sbin/init
find_binary plymouth > /dev/null && inst_multiple plymouth
cp -a /etc/ld.so.conf* "$initdir"/etc
ldconfig -r "$initdir"
)
# second, install the files needed to make the root filesystem
(
# shellcheck disable=SC2030
# shellcheck disable=SC2031
export initdir=$TESTDIR/overlay
# shellcheck disable=SC1090
. "$PKGLIBDIR"/dracut-init.sh
inst_multiple sfdisk mkfs.ext4 poweroff cp umount dd grep sync
inst_hook initqueue 01 ./create-root.sh
inst_hook initqueue/finished 01 ./finished-false.sh
)
# create an initramfs that will create the target root filesystem.
# We do it this way so that we do not risk trashing the host mdraid
# devices, volume groups, encrypted partitions, etc.
"$DRACUT" -l -i "$TESTDIR"/overlay / \
-m "bash crypt lvm mdraid kernel-modules qemu" \
-d "piix ide-gd_mod ata_piix ext4 sd_mod" \
--no-hostonly-cmdline -N \
-f "$TESTDIR"/initramfs.makeroot "$KVERSION" || return 1
rm -rf -- "$TESTDIR"/overlay
# Create the blank files to use as a root filesystem
declare -a disk_args=()
# shellcheck disable=SC2034
declare -i disk_index=0
qemu_add_drive_args disk_index disk_args "$TESTDIR"/marker.img marker 1
qemu_add_drive_args disk_index disk_args "$TESTDIR"/raid-1.img raid1 40
qemu_add_drive_args disk_index disk_args "$TESTDIR"/raid-2.img raid2 40
qemu_add_drive_args disk_index disk_args "$TESTDIR"/raid-3.img raid3 40
"$testdir"/run-qemu \
"${disk_args[@]}" \
-append "root=/dev/fakeroot rw rootfstype=ext4 quiet console=ttyS0,115200n81 selinux=0" \
-initrd "$TESTDIR"/initramfs.makeroot || return 1
test_marker_check dracut-root-block-created || return 1
eval "$(grep -F --binary-files=text -m 1 MD_UUID "$TESTDIR"/marker.img)"
eval "$(grep -F -a -m 1 ID_FS_UUID "$TESTDIR"/marker.img)"
echo "$ID_FS_UUID" > "$TESTDIR"/luksuuid
eval "$(grep -F --binary-files=text -m 1 MD_UUID "$TESTDIR"/marker.img)"
echo "$MD_UUID" > "$TESTDIR"/mduuid
(
# shellcheck disable=SC2031
export initdir=$TESTDIR/overlay
# shellcheck disable=SC1090
. "$PKGLIBDIR"/dracut-init.sh
inst_multiple poweroff shutdown dd
inst_hook shutdown-emergency 000 ./hard-off.sh
inst_hook emergency 000 ./hard-off.sh
inst ./cryptroot-ask.sh /sbin/cryptroot-ask
mkdir -p "$initdir"/etc
echo "ARRAY /dev/md0 level=raid5 num-devices=3 UUID=$MD_UUID" > "$initdir"/etc/mdadm.conf
echo "luks-$ID_FS_UUID UUID=$ID_FS_UUID /etc/key" > "$initdir"/etc/crypttab
echo -n test > "$initdir"/etc/key
chmod 0600 "$initdir"/etc/key
)
"$DRACUT" -l -i "$TESTDIR"/overlay / \
-o "plymouth network kernel-network-modules" \
-a "debug" \
-d "piix ide-gd_mod ata_piix ext4 sd_mod" \
--no-hostonly-cmdline -N \
-f "$TESTDIR"/initramfs.testing "$KVERSION" || return 1
}
# shellcheck disable=SC1090
. "$testdir"/test-functions
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