| #! /bin/bash |
| # FS QA Test No. 258 |
| # |
| # Test timestamps prior to epoch |
| # On 64-bit, ext2/3/4 was sign-extending when read from disk |
| # See also commit 4d7bf11d649c72621ca31b8ea12b9c94af380e63 |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2011 Red Hat, Inc. All Rights Reserved. |
| # |
| # This program is free software; you can redistribute it and/or |
| # modify it under the terms of the GNU General Public License as |
| # published by the Free Software Foundation. |
| # |
| # This program is distributed in the hope that it would be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write the Free Software Foundation, |
| # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| # |
| #----------------------------------------------------------------------- |
| # |
| # creator |
| owner=sandeen@redhat.com |
| |
| seq=`basename $0` |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| status=1 # failure is the default! |
| |
| _cleanup() |
| { |
| rm -f $tmp.* |
| } |
| |
| trap "_cleanup ; exit \$status" 0 1 2 3 15 |
| |
| # get standard environment, filters and checks |
| . ./common.rc |
| |
| # real QA test starts here |
| _supported_fs generic |
| _supported_os Linux |
| |
| TESTFILE=$TEST_DIR/timestamp-test.txt |
| |
| # Create a file with a timestamp prior to the epoch |
| echo "Creating file with timestamp of Jan 1, 1960" |
| touch -t 196001010101 $TESTFILE |
| # Should yield -315593940 (prior to epoch) |
| echo "Testing for negative seconds since epoch" |
| ts=`stat -c %X $TESTFILE` |
| if [ "$ts" -ge 0 ]; then |
| echo "Timestamp wrapped: $ts" |
| _fail "Timestamp wrapped" |
| fi |
| |
| # unmount, remount, and check the timestamp |
| echo "Remounting to flush cache" |
| umount $TEST_DEV |
| mount $TEST_DEV $TEST_DIR |
| |
| # Should yield -315593940 (prior to epoch) |
| echo "Testing for negative seconds since epoch" |
| ts=`stat -c %X $TESTFILE` |
| if [ "$ts" -ge 0 ]; then |
| echo "Timestamp wrapped: $ts" |
| _fail "Timestamp wrapped" |
| fi |
| |
| status=0 ; exit |