1#!/bin/ksh -p
2#
3# CDDL HEADER START
4#
5# The contents of this file are subject to the terms of the
6# Common Development and Distribution License (the "License").
7# You may not use this file except in compliance with the License.
8#
9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10# or https://opensource.org/licenses/CDDL-1.0.
11# See the License for the specific language governing permissions
12# and limitations under the License.
13#
14# When distributing Covered Code, include this CDDL HEADER in each
15# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16# If applicable, add the following below this CDDL HEADER, with the
17# fields enclosed by brackets "[]" replaced with your own identifying
18# information: Portions Copyright [yyyy] [name of copyright owner]
19#
20# CDDL HEADER END
21#
22
23#
24# Copyright (c) 2015 by Lawrence Livermore National Security, LLC.
25# All rights reserved.
26#
27
28. $STF_SUITE/include/libtest.shlib
29
30#
31# DESCRIPTION:
32# Verify 'ulimit -f' file size restrictions are enforced.
33#
34# STRATEGY:
35# 1. Set ulimit file size to unlimited, verify files can be created.
36# 2. Reduce ulimit file size, verify the expected error is returned.
37#
38
39verify_runnable "both"
40
41log_assert "Verify 'ulimit -f' maximum file size is enforced"
42
43# Verify 'ulimit -f unlimited' works
44log_must ulimit -f unlimited
45log_must sh -c 'dd if=/dev/zero of=$TESTDIR/ulimit_write_file bs=1M count=2'
46log_must sh -c 'truncate -s2M $TESTDIR/ulimit_trunc_file'
47log_must rm $TESTDIR/ulimit_write_file $TESTDIR/ulimit_trunc_file
48
49# Verify 'ulimit -f <size>' works
50log_must ulimit -f 1024
51log_mustnot sh -c 'dd if=/dev/zero of=$TESTDIR/ulimit_write_file bs=1M count=2'
52log_must rm $TESTDIR/ulimit_write_file
53# FreeBSD allows the sparse file because space has not been allocated.
54if ! is_freebsd; then
55	log_mustnot sh -c 'truncate -s2M $TESTDIR/ulimit_trunc_file'
56	log_must rm $TESTDIR/ulimit_trunc_file
57fi
58
59log_pass "Successfully enforced 'ulimit -f' maximum file size"
60