#!/bin/bash
# shellcheck disable=SC2034
TEST_DESCRIPTION="root filesystem on an encrypted LVM PV on a RAID-5"

# Uncomment this to debug failures
#DEBUGFAIL="rd.shell rd.udev.log-priority=debug loglevel=70 systemd.log_target=kmsg"
#DEBUGFAIL="rd.break rd.shell rd.debug debug"
test_run() {
    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"/raid-1.img raid1
    qemu_add_drive disk_index disk_args "$TESTDIR"/raid-2.img raid2
    qemu_add_drive disk_index disk_args "$TESTDIR"/raid-3.img raid3

    test_marker_reset
    "$testdir"/run-qemu \
        "${disk_args[@]}" \
        -append "root=/dev/dracut/root rd.auto rw" \
        -initrd "$TESTDIR"/initramfs.testing || return 1

    test_marker_check || return 1
}

test_setup() {
    # Create what will eventually be our root filesystem onto an overlay
    "$DRACUT" -N -l --keep --tmpdir "$TESTDIR" \
        -m "test-root" \
        -f "$TESTDIR"/initramfs.root "$KVERSION" || return 1
    mkdir -p "$TESTDIR"/overlay/source && mv "$TESTDIR"/dracut.*/initramfs/* "$TESTDIR"/overlay/source && rm -rf "$TESTDIR"/dracut.*

    # 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 / \
        -m "test-makeroot bash crypt lvm mdraid kernel-modules" \
        -I "grep" \
        -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 files 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"/raid-1.img raid1 40
    qemu_add_drive disk_index disk_args "$TESTDIR"/raid-2.img raid2 40
    qemu_add_drive disk_index disk_args "$TESTDIR"/raid-3.img raid3 40

    "$testdir"/run-qemu \
        "${disk_args[@]}" \
        -append "root=/dev/cannotreach 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 -a -m 1 ID_FS_UUID "$TESTDIR"/marker.img)"

    echo "testluks UUID=$ID_FS_UUID /etc/key" > /tmp/crypttab
    echo -n "test" > /tmp/key

    test_dracut \
        -i "./cryptroot-ask.sh" "/sbin/cryptroot-ask" \
        -i "/tmp/crypttab" "/etc/crypttab" \
        -i "/tmp/key" "/etc/key" \
        "$TESTDIR"/initramfs.testing
}

# shellcheck disable=SC1090
. "$testdir"/test-functions