HardenedBSD/tools/regression/tmpfs/t_mkdir

#!/bin/sh
#
# $NetBSD: t_mkdir,v 1.5 2006/11/09 16:20:06 jmmv Exp $
#
# Copyright (c) 2005, 2006 The NetBSD Foundation, Inc.
# All rights reserved.
#
# This code is derived from software contributed to The NetBSD Foundation
# by Julio M. Merino Vidal, developed as part of Google's Summer of Code
# 2005 program.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
#

#
# Verifies that mkdir works by creating some nested directories.  It also
# checks, in part, the lookup operation.
#

test_run() {
	test_mount

	test_name "Directories can be created"
	mkdir a
	test_name "Link count is updated after directory creation"
	eval $(stat -s ${Work_Dir})
	[ ${st_nlink} = 3 ] || die

	test_name "Create many directories"
	for d in $(jot 100); do
		test -d ${d} && die
		mkdir ${d}
		test -d ${d} || die
	done
	eval $(stat -s ${Work_Dir})
	[ ${st_nlink} = 103 ] || die

	test_name "Nested directories can be created"
	test -d a/b/c/d/e && die
	mkdir -p a/b/c/d/e || die
	test -d a/b/c/d/e || die

	if [ -n "${Unprived_User}" ]; then
		test_name "New directories by users get proper attributes"
		mkdir b c || die

		chown ${Unprived_User}:0 b || die
		eval $(stat -s b)
		[ ${st_uid} -eq $(id -u ${Unprived_User}) ] || die
		[ ${st_gid} -eq 0 ] || die

		chown ${Unprived_User}:100 c || die
		eval $(stat -s c)
		[ ${st_uid} -eq $(id -u ${Unprived_User}) ] || die
		[ ${st_gid} -eq 100 ] || die

		su ${Unprived_User} -c 'mkdir b/a'
		eval $(stat -s b/a)
		[ ${st_uid} -eq $(id -u ${Unprived_User}) ] || die
		[ ${st_gid} -eq 0 ] || die

		su ${Unprived_User} -c 'mkdir c/a'
		eval $(stat -s c/a)
		[ ${st_uid} -eq $(id -u ${Unprived_User}) ] || die
		[ ${st_gid} -eq 100 ] || die
	fi

	mkdir dir || die
	echo 'mkdir dir/a' | kqueue_monitor 2 dir || die
	test_name "Creating a directory raises NOTE_LINK on the parent" \
	    "directory"
	kqueue_check dir NOTE_LINK || die
	test_name "Creating a directory raises NOTE_WRITE on the parent" \
	    "directory"
	kqueue_check dir NOTE_WRITE || die
	rmdir dir/a || die
	rmdir dir || die

	test_unmount
}

. ${SUBRDIR}/h_funcs.subr