systemd/test/test-fstab-generator.sh

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#!/usr/bin/env bash
# SPDX-License-Identifier: LGPL-2.1-or-later
set -e
if [[ -n "$1" ]]; then
generator=$1
elif [[ -x /usr/lib/systemd/system-generators/systemd-fstab-generator ]]; then
generator=/usr/lib/systemd/system-generators/systemd-fstab-generator
elif [[ -x /lib/systemd/system-generators/systemd-fstab-generator ]]; then
generator=/lib/systemd/system-generators/systemd-fstab-generator
else
exit 1
fi
src="$(dirname "$0")/testdata/test-fstab-generator"
# fsck(8) is located in /usr/sbin on Debian
PATH=$PATH:/usr/sbin
for f in "$src"/test-*.input; do
echo "*** Running $f"
(
out=$(mktemp --tmpdir --directory "test-fstab-generator.XXXXXXXXXX")
# shellcheck disable=SC2064
trap "rm -rf '$out'" EXIT INT QUIT PIPE
# shellcheck disable=SC2046
if [[ "$f" == *.fstab.input ]]; then
SYSTEMD_LOG_LEVEL=debug SYSTEMD_IN_INITRD=yes SYSTEMD_SYSFS_CHECK=no SYSTEMD_PROC_CMDLINE="fstab=yes root=fstab" SYSTEMD_FSTAB="$f" SYSTEMD_SYSROOT_FSTAB="/dev/null" $generator "$out" "$out" "$out"
else
SYSTEMD_LOG_LEVEL=debug SYSTEMD_IN_INITRD=yes SYSTEMD_PROC_CMDLINE="fstab=no $(cat "$f")" $generator "$out" "$out" "$out"
fi
if [[ -f "$out"/systemd-fsck-root.service ]]; then
# For split-usr system
sed -i -e 's:ExecStart=/lib/systemd/systemd-fsck:ExecStart=/usr/lib/systemd/systemd-fsck:' "$out"/systemd-fsck-root.service
fi
# We store empty files rather than symlinks, so that they don't get pruned when packaged up, so compare
# the list of filenames rather than their content
if ! diff -u <(find "$out" -printf '%P\n' | sort) <(find "${f%.input}.expected" -printf '%P\n' | sort); then
echo "**** Unexpected output for $f"
exit 1
fi
) || exit 1
done