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|
#!/bin/bash
# shellcheck disable=SC2034
TEST_DESCRIPTION="live root on a squash filesystem"
# Uncomment these to debug failures
#DEBUGFAIL="rd.shell rd.debug rd.live.debug loglevel=7"
test_run() {
declare -a disk_args=()
declare -i disk_index=0
qemu_add_drive_args disk_index disk_args "$TESTDIR"/marker.img marker
qemu_add_drive_args disk_index disk_args "$TESTDIR"/root.img root
# NTFS drive
if modprobe --dry-run ntfs3 &> /dev/null && command -v mkfs.ntfs &> /dev/null; then
qemu_add_drive_args disk_index disk_args "$TESTDIR"/root_ntfs.img root_ntfs
fi
test_marker_reset
"$testdir"/run-qemu \
"${disk_args[@]}" \
-boot order=d \
-append "rd.live.overlay.overlayfs=1 root=live:/dev/disk/by-label/dracut console=ttyS0,115200n81 quiet selinux=0 rd.info rd.shell=0 panic=1 oops=panic softlockup_panic=1 $DEBUGFAIL" \
-initrd "$TESTDIR"/initramfs.testing
test_marker_check || return 1
test_marker_reset
"$testdir"/run-qemu \
"${disk_args[@]}" \
-boot order=d \
-append "rd.live.image rd.live.overlay.overlayfs=1 root=LABEL=dracut console=ttyS0,115200n81 quiet selinux=0 rd.info rd.shell=0 panic=1 oops=panic softlockup_panic=1 $DEBUGFAIL" \
-initrd "$TESTDIR"/initramfs.testing
test_marker_check || return 1
test_marker_reset
"$testdir"/run-qemu \
"${disk_args[@]}" \
-boot order=d \
-append "rd.live.image rd.live.overlay.overlayfs=1 rd.live.dir=testdir root=LABEL=dracut console=ttyS0,115200n81 quiet selinux=0 rd.info rd.shell=0 panic=1 oops=panic softlockup_panic=1 $DEBUGFAIL" \
-initrd "$TESTDIR"/initramfs.testing
test_marker_check || return 1
# Run the NTFS test only if mkfs.ntfs is available
if modprobe --dry-run ntfs3 &> /dev/null && command -v mkfs.ntfs &> /dev/null; then
dd if=/dev/zero of="$TESTDIR"/marker.img bs=1MiB count=1
"$testdir"/run-qemu \
"${disk_args[@]}" \
-boot order=d \
-append "rd.live.image rd.live.overlay.overlayfs=1 rd.live.dir=testdir root=LABEL=dracut_ntfs console=ttyS0,115200n81 quiet selinux=0 rd.info rd.shell=0 panic=1 oops=panic softlockup_panic=1 $DEBUGFAIL" \
-initrd "$TESTDIR"/initramfs.testing
test_marker_check || return 1
fi
test_marker_reset
rootPartitions=$(sfdisk -d "$TESTDIR"/root.img | grep -c 'root\.img[0-9]')
[ "$rootPartitions" -eq 1 ] || return 1
"$testdir"/run-qemu \
"${disk_args[@]}" \
-boot order=d \
-append "rd.live.image rd.live.overlay.overlayfs=1 rd.live.overlay=LABEL=persist rd.live.dir=testdir root=LABEL=dracut console=ttyS0,115200n81 quiet selinux=0 rd.info rd.shell=0 panic=1 oops=panic softlockup_panic=1 $DEBUGFAIL" \
-initrd "$TESTDIR"/initramfs.testing-autooverlay
rootPartitions=$(sfdisk -d "$TESTDIR"/root.img | grep -c 'root\.img[0-9]')
[ "$rootPartitions" -eq 2 ] || return 1
(
# Ensure that this test works when run with the `V=1` parameter, which runs the script with `set -o pipefail`.
set +o pipefail
# Verify that the string "dracut-autooverlay-success" occurs in the second partition in the image file.
dd if="$TESTDIR"/root.img bs=1MiB skip=80 status=none \
| grep -U --binary-files=binary -F -m 1 -q dracut-autooverlay-success
) || return 1
}
test_setup() {
# Create what will eventually be our root filesystem onto an overlay
"$DRACUT" -l --keep --tmpdir "$TESTDIR" \
-m "test-root" \
-i ./test-init.sh /sbin/init \
-i "${PKGLIBDIR}/modules.d/99base/dracut-lib.sh" "/lib/dracut-lib.sh" \
-i "${PKGLIBDIR}/modules.d/99base/dracut-dev-lib.sh" "/lib/dracut-dev-lib.sh" \
--no-hostonly --no-hostonly-cmdline --nomdadmconf --nohardlink \
-f "$TESTDIR"/initramfs.root "$KVERSION" || return 1
mkdir -p "$TESTDIR"/overlay/source && mv "$TESTDIR"/dracut.*/initramfs/* "$TESTDIR"/overlay/source && rm -rf "$TESTDIR"/dracut.*
# second, install the files needed to make the root filesystem
# 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 / \
--modules "test-makeroot" \
--install "sfdisk mkfs.ext4 mkfs.ntfs mksquashfs" \
--drivers "ntfs3" \
--include ./create-root.sh /lib/dracut/hooks/initqueue/01-create-root.sh \
--no-hostonly --no-hostonly-cmdline --no-early-microcode --nofscks --nomdadmconf --nohardlink --nostrip \
--force "$TESTDIR"/initramfs.makeroot "$KVERSION" || return 1
rm -rf -- "$TESTDIR"/overlay
# Create the blank file to use as a root filesystem
declare -a disk_args=()
declare -i disk_index=0
qemu_add_drive_args disk_index disk_args "$TESTDIR"/marker.img marker 1
qemu_add_drive_args disk_index disk_args "$TESTDIR"/root.img root 160
# NTFS drive
if modprobe --dry-run ntfs3 &> /dev/null && command -v mkfs.ntfs &> /dev/null; then
dd if=/dev/zero of="$TESTDIR"/root_ntfs.img bs=1MiB count=160
qemu_add_drive_args disk_index disk_args "$TESTDIR"/root_ntfs.img root_ntfs
fi
# Invoke KVM and/or QEMU to actually create the target filesystem.
"$testdir"/run-qemu \
"${disk_args[@]}" \
-append "root=/dev/dracut/root rw rootfstype=ext4 quiet console=ttyS0,115200n81 selinux=0" \
-initrd "$TESTDIR"/initramfs.makeroot || return 1
if ! test_marker_check dracut-root-block-created; then
echo "Could not create root filesystem"
return 1
fi
# mount NTFS with ntfs3 driver inside the generated initramfs
cat > /tmp/ntfs3.rules << 'EOF'
SUBSYSTEM=="block", ENV{ID_FS_TYPE}=="ntfs", ENV{ID_FS_TYPE}="ntfs3"
EOF
"$DRACUT" -l -i "$TESTDIR"/overlay / \
--modules "test dash dmsquash-live qemu" \
--omit "rngd" \
--drivers "ext4 ntfs3 sd_mod" \
--install "mkfs.ext4" \
--include /tmp/ntfs3.rules /lib/udev/rules.d/ntfs3.rules \
--no-hostonly --no-hostonly-cmdline \
--force "$TESTDIR"/initramfs.testing "$KVERSION" || return 1
"$DRACUT" -l -i "$TESTDIR"/overlay / \
--modules "test dmsquash-live-autooverlay qemu" \
--omit "rngd" \
--drivers "ext4 sd_mod" \
--install "mkfs.ext4" \
--no-hostonly --no-hostonly-cmdline \
--force "$TESTDIR"/initramfs.testing-autooverlay "$KVERSION" || return 1
rm -rf -- "$TESTDIR"/overlay
}
# shellcheck disable=SC1090
. "$testdir"/test-functions
|
