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#!/bin/bash
fatal() {
echo $@ 1>&2; exit 1
}
# Dump ls -al + file contents to stderr, then fatal()
_fatal_print_file() {
file="$1"
shift
ls -al "$file" >&2
sed -e 's/^/# /' < "$file" >&2
fatal "$@"
}
assert_file_has_content () {
fpath=$1
shift
for re in "$@"; do
if ! grep -q -e "$re" "$fpath"; then
_fatal_print_file "$fpath" "File '$fpath' doesn't match regexp '$re'"
fi
done
}
check_whiteout () {
tmpfile=$(mktemp --tmpdir lcfs-whiteout.XXXXXX)
rm -f $tmpfile
if mknod $tmpfile c 0 0 &> /dev/null; then
echo y
else
echo n
fi
rm -f $tmpfile
}
check_fuse () {
fusermount --version >/dev/null 2>&1 || return 1
capsh --print | grep -q 'Bounding set.*[^a-z]cap_sys_admin' || \
return 1
[ -w /dev/fuse ] || return 1
[ -e /etc/mtab ] || return 1
return 0
}
check_erofs_fsck () {
if which fsck.erofs &>/dev/null; then
echo y
else
echo n
fi
}
check_fsverity () {
fsverity --version >/dev/null 2>&1 || return 1
tmpfile=$(mktemp --tmpdir lcfs-fsverity.XXXXXX)
echo foo > $tmpfile
fsverity enable $tmpfile >/dev/null 2>&1 || return 1
return 0
}
assert_streq () {
if test "$1" != "$2"; then
echo "assertion failed: $1 = $2" 1>&2
return 1
fi
}
[[ -v can_whiteout ]] || can_whiteout=$(check_whiteout)
[[ -v has_fuse ]] || has_fuse=$(if check_fuse; then echo y; else echo n; fi)
[[ -v has_fsck ]] || has_fsck=$(check_erofs_fsck)
[[ -v has_fsverity ]] || has_fsverity=$(if check_fsverity; then echo y; else echo n; fi)
echo Test options: can_whiteout=$can_whiteout has_fuse=$has_fuse has_fsck=$has_fsck has_fsverity=$has_fsverity
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