#!/usr/bin/env bash
set -eu
# shellcheck disable=SC2034
TEST_DESCRIPTION="initramfs created from sysroot"

test_run() {
    declare -a disk_args=()
    # shellcheck disable=SC2034  # disk_index used in qemu_add_drive
    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.img root

    test_marker_reset

    "$testdir"/run-qemu -nic none \
        "${disk_args[@]}" \
        -append "$TEST_KERNEL_CMDLINE" \
        -initrd "$TESTDIR"/initramfs.testing

    test_marker_check
}

test_setup() {
    # create root filesystem
    "$DRACUT" -N --keep --tmpdir "$TESTDIR" \
        --add-confdir test-root \
        -f "$TESTDIR"/initramfs.root

    dd if=/dev/zero of="$TESTDIR"/root.img bs=200MiB count=1 status=none && sync "$TESTDIR"/root.img
    mkfs.ext4 -q -L dracut -d "$TESTDIR"/dracut.*/initramfs/ "$TESTDIR"/root.img && sync "$TESTDIR"/root.img

    ln -s / "$TESTDIR"/sysroot
    test_dracut --hostonly --sysroot "$TESTDIR"/sysroot

    if grep -q '^root:' /etc/shadow; then
        if ! grep -q '^root:' "$TESTDIR"/initrd/dracut.*/initramfs/etc/shadow; then
            echo "Entry for root in /etc/shadow is missing, failing the test."
            rm "$TESTDIR"/initramfs.testing
        fi

        root_password=$(grep '^root:' "/etc/shadow" | cut -d':' -f2)
        initramfs_root_password=$(grep '^root:' "$TESTDIR"/initrd/dracut.*/initramfs/etc/shadow | cut -d':' -f2)

        if [ "$root_password" != "$initramfs_root_password" ]; then
            echo "The password for root does not match, failing the test."
            rm "$TESTDIR"/initramfs.testing
        fi
    fi
}

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