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#!/bin/bash
# shellcheck disable=SC2034
TEST_DESCRIPTION="root filesystem on a btrfs filesystem with /usr subvolume"
# Uncomment this to debug failures
#DEBUGFAIL="rd.shell rd.break"
client_run() {
local test_name="$1"
shift
local client_opts="$*"
echo "CLIENT TEST START: $test_name"
declare -a disk_args=()
declare -i disk_index=0
qemu_add_drive disk_index disk_args "$TESTDIR"/marker.img marker
qemu_add_drive disk_index disk_args "$TESTDIR"/root.btrfs root
qemu_add_drive disk_index disk_args "$TESTDIR"/usr.btrfs usr
test_marker_reset
"$testdir"/run-qemu \
"${disk_args[@]}" \
-append "$TEST_KERNEL_CMDLINE root=LABEL=dracut $client_opts rd.retry=3" \
-initrd "$TESTDIR"/initramfs.testing || return 1
if ! test_marker_check; then
echo "CLIENT TEST END: $test_name [FAILED]"
return 1
fi
echo "CLIENT TEST END: $test_name [OK]"
}
test_run() {
client_run "no option specified" || return 1
client_run "readonly root" "ro" || return 1
client_run "writeable root" "rw" || return 1
}
test_setup() {
# Create what will eventually be our root filesystem onto an overlay
"$DRACUT" -N -l --keep --tmpdir "$TESTDIR" \
-m "test-root" \
-i ./fstab /etc/fstab \
-f "$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" -N -l -i "$TESTDIR"/overlay / \
-a "test-makeroot" \
-I "mkfs.btrfs" \
-i ./create-root.sh /lib/dracut/hooks/initqueue/01-create-root.sh \
-f "$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 disk_index disk_args "$TESTDIR"/marker.img marker 1
qemu_add_drive disk_index disk_args "$TESTDIR"/root.btrfs root 160
qemu_add_drive disk_index disk_args "$TESTDIR"/usr.btrfs usr 160
# Invoke KVM and/or QEMU to actually create the target filesystem.
"$testdir"/run-qemu \
"${disk_args[@]}" \
-append "root=/dev/dracut/root rw rootfstype=btrfs quiet console=ttyS0,115200n81" \
-initrd "$TESTDIR"/initramfs.makeroot || return 1
if ! test_marker_check dracut-root-block-created; then
echo "Could not create root filesystem"
return 1
fi
test_dracut \
-d "btrfs" \
"$TESTDIR"/initramfs.testing
rm -rf -- "$TESTDIR"/overlay
}
# shellcheck disable=SC1090
. "$testdir"/test-functions
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