testcases/kernel/fs/ext4-new-features/ext4-nsec-timestamps/ext4_nsec_timestamps_test.sh

   1 #!/bin/bash
   2
   3 ################################################################################
   4 ##                                                                            ##
   5 ## Copyright (c) 2009 FUJITSU LIMITED                                         ##
   6 ##                                                                            ##
   7 ## This program is free software;  you can redistribute it and#or modify      ##
   8 ## it under the terms of the GNU General Public License as published by       ##
   9 ## the Free Software Foundation; either version 2 of the License, or          ##
  10 ## (at your option) any later version.                                        ##
  11 ##                                                                            ##
  12 ## This program is distributed in the hope that it will be useful, but        ##
  13 ## WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY ##
  14 ## or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License   ##
  15 ## for more details.                                                          ##
  16 ##                                                                            ##
  17 ## You should have received a copy of the GNU General Public License          ##
  18 ## along with this program;  if not, write to the Free Software               ##
  19 ## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA    ##
  20 ##                                                                            ##
  21 ## Author: Li Zefan <lizf@cn.fujitsu.com>                                     ##
  22 ##         Miao Xie <miaox@cn.fujitsu.com>                                    ##
  23 ##                                                                            ##
  24 ################################################################################
  25
  26 cd $LTPROOT/testcases/bin
  27
  28 . ./ext4_funcs.sh
  29
  30 export TCID="ext4-nsec-timestamps"
  31 export TST_TOTAL=2
  32 export TST_COUNT=1
  33
  34 # $1: the test config
  35 read_config $1
  36
  37 TEST_DIR=$PWD
  38
  39 # Test that file timestamps is second with 128 inode size
  40 ext4_test_sec_timestamps()
  41 {
  42         tst_resm TINFO "Test timestamps with 128 inode size"
  43
  44         mkfs.ext4 -I 128 $EXT4_DEV > /dev/null
  45         if [ $? -ne 0 ]; then
  46                 tst_resm TFAIL "failed to create ext4 filesystem"
  47                 return 1
  48         fi
  49
  50         tune2fs -E test_fs -O extents $EXT4_DEV
  51
  52         mount -t ext4 $EXT4_DEV mnt_point
  53         if [ $? -ne 0 ]; then
  54                 tst_resm TFAIL "failed to mount ext4 filesystem"
  55                 return 1
  56         fi
  57
  58         touch mnt_point/tmp_file
  59
  60         atime=`./ext4_file_time mnt_point/tmp_file atime nsec`
  61         mtime=`./ext4_file_time mnt_point/tmp_file mtime nsec`
  62         ctime=`./ext4_file_time mnt_point/tmp_file ctime nsec`
  63
  64         if [ $atime -ne 0 -o $mtime -ne 0 -o $ctime -ne 0 ]; then
  65                 tst_resm TFAIL "Timestamp is not second(atime: $atime, mtime: \
  66                                 $mtime, ctime: $ctime)"
  67                 umount mnt_point
  68                 return 1
  69         fi
  70
  71         umount mnt_point
  72         if [ $? -ne 0 ]; then
  73                 tst_resm TFAIL "failed to umount ext4 filesystem"
  74                 return 1
  75         fi
  76
  77         tst_resm TPASS "Ext4 nanosecond timestamps test with 128 inode size pass"
  78 }
  79
  80 # Test file timestamps is nanosecond with 256 inode size
  81 ext4_test_nsec_timestamps()
  82 {
  83         tst_resm TINFO "Test timestamps with 256 inode size"
  84
  85         mkfs.ext3 -I 256 $EXT4_DEV > /dev/null
  86         if [ $? -ne 0 ]; then
  87                 tst_resm TFAIL "failed to create ext4 filesystem"
  88                 return 1
  89         fi
  90
  91         tune2fs -E test_fs $EXT4_DEV
  92
  93         mount -t ext4 $EXT4_DEV mnt_point
  94         if [ $? -ne 0 ]; then
  95                 tst_resm TFAIL "failed to mount ext4 filesystem"
  96                 return 1
  97         fi
  98
  99         # Create file
 100         touch mnt_point/tmp_file
 101         sleep 1
 102
 103         # Change atime, ctime and mtime of the file
 104         touch mnt_point/tmp_file
 105
 106         cur_time=`date '+%s %N'`
 107         sec=`echo $cur_time | awk {'print $1'}`
 108         nsec=`echo $cur_time | awk {'print $2'}`
 109
 110         sec_atime=`./ext4_file_time mnt_point/tmp_file atime sec`
 111         sec_mtime=`./ext4_file_time mnt_point/tmp_file mtime sec`
 112         sec_ctime=`./ext4_file_time mnt_point/tmp_file ctime sec`
 113         nsec_atime=`./ext4_file_time mnt_point/tmp_file atime nsec`
 114         nsec_mtime=`./ext4_file_time mnt_point/tmp_file mtime nsec`
 115         nsec_ctime=`./ext4_file_time mnt_point/tmp_file ctime nsec`
 116
 117         # Test nanosecond
 118         if [ $nsec_atime -eq 0 -a $nsec_mtime -eq 0 -a $nsec_ctime -eq 0 ]
 119         then
 120                 tst_resm TFAIL "The timestamp is not nanosecond(nsec_atime: $nsec_atime, nsec_mtime: $nsec_mtime, nsec_ctime: $nsec_ctime)"
 121                 umount mnt_point
 122                 return 1
 123         fi
 124
 125         diff1=$(( $sec_atime - $sec ))
 126         diff2=$(( $sec_mtime - $sec ))
 127         diff3=$(( $sec_ctime - $sec ))
 128
 129         # Test difference between file time and current time
 130         if [ $diff1 -gt 1 -o $diff2 -gt 1 -o $diff2 -gt 1 ]; then
 131                 tst_resm TFAIL "The timestamp is wrong, it must be earlier \
 132                         than the current time we got.(sec_atime: $sec_atime, \
 133                         sec_mtime: $sec_mtime, sec_ctime: $sec_ctime, \
 134                         cur_time[s]: $sec)"
 135                 umount mnt_point
 136                 return 1
 137         fi
 138
 139         umount mnt_point
 140         if [ $? -ne 0 ]; then
 141                 tst_resm TFAIL "failed to umount ext4 filesystem"
 142                 return 1
 143         fi
 144
 145         # Test mount to ext3 and then mount back to ext4
 146         mount -t ext3 $EXT4_DEV mnt_point
 147         if [ $? -ne 0 ]; then
 148                 tst_resm TFAIL "failed to mount to ext3"
 149                 return 1
 150         fi
 151         umount mnt_point
 152
 153         mount -t ext4 $EXT4_DEV mnt_point
 154         if [ $? -ne 0 ]; then
 155                 tst_resm TFAIL "failed to mount back to ext4"
 156                 return 1
 157         fi
 158
 159         nsec_atime2=`./ext4_file_time mnt_point/tmp_file atime nsec`
 160         nsec_mtime2=`./ext4_file_time mnt_point/tmp_file mtime nsec`
 161         nsec_ctime2=`./ext4_file_time mnt_point/tmp_file mtime nsec`
 162
 163         if [ $nsec_atime -ne $nsec_atime2 -o $nsec_ctime -ne $nsec_ctime2 -o \
 164              $nsec_mtime -ne $nsec_mtime2 ]; then
 165                 tst_resm TFAIL "File nanosecond timestamp has changed \
 166                         unexpected. Before[atime mtime ctime]: $nsec_atime \
 167                         $nsec_mtime $nsec_ctime, After[atime mtime ctime]: \
 168                         $nsec_atime2 $nsec_mtime2 $nsec_ctime2)"
 169                 umount mnt_point
 170                 return 1
 171         fi
 172
 173         umount mnt_point
 174         tst_resm TPASS "Ext4 nanosecond timestamps test with 256 inode size pass"
 175 }
 176
 177 # main
 178 ext4_setup
 179
 180 RET=0
 181
 182 ext4_test_sec_timestamps
 183 if [$? -ne 0 ]; then
 184         RET=1
 185 fi
 186 : $((TST_COUNT++))
 187
 188 ext4_test_nsec_timestamps
 189 if [$? -ne 0 ]; then
 190         RET=1
 191 fi
 192 : $((TST_COUNT++))
 193
 194 ext4_cleanup
 195 exit $RET
 196