1 #!/bin/bash 2 3 # Validate the CD/DVD devices in the system by progressively mounting them, 4 # copying the CDs to the hard disk, and then diffing the results. 5 # Note that this test also examines SCSI CD drives, making the "ide" part a 6 # misnomer that's maintained solely because it's familiar to the users. 7 8 # Copyright (C) 2003-2006 IBM 9 # 10 # This program is free software; you can redistribute it and/or 11 # modify it under the terms of the GNU General Public License as 12 # published by the Free Software Foundation; either version 2 of the 13 # License, or (at your option) any later version. 14 # 15 # This program is distributed in the hope that it will be useful, but 16 # WITHOUT ANY WARRANTY; without even the implied warranty of 17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 18 # General Public License for more details. 19 # 20 # You should have received a copy of the GNU General Public License 21 # along with this program; if not, write to the Free Software 22 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 23 # 02111-1307, USA. 24 25 . "$POUNDER_SRCDIR/libidecd.sh" 26 27 DEFAULT_MOUNT="$POUNDER_TMPDIR/cdmount" 28 DESTINATION="$POUNDER_TMPDIR/cddata" 29 30 # Ensure that our default mountpoint and destination dirs exist. 31 mkdir -p "$DEFAULT_MOUNT" 32 33 # Scoop up the old error count. 34 LOGFILE=/proc/$$/fd/1 35 OLD_ERRORS=`egrep -ic "(err|fail|invalid|cannot|denied)" $LOGFILE` 36 OLD_DIFFS=`egrep -ic "^---" $LOGFILE` 37 38 # Trap a SIGABRT which signifies an aborted test... 39 trap 'exit 255' SIGABRT 40 41 # Now, mount each disc and do the test. 42 find_discs_with_media | while read DEV USE_FSTAB; do 43 44 # Are there no CDs at all? 45 if [ "$DEV" == "NONE" ]; then 46 echo "No CD/DVD drives found. Aborting." 47 kill -SIGABRT $$ 48 fi 49 50 # Mount the disc. 51 echo "Mounting $DEV." 52 if [ $USE_FSTAB -gt 0 ]; then 53 MOUNTPOINT=`grep "^$DEV[ ]" /etc/fstab | awk -F " " '{print $2}'` 54 mount "$DEV" 55 else 56 MOUNTPOINT="$DEFAULT_MOUNT" 57 mount "$DEV" "$MOUNTPOINT" -t auto 58 fi 59 60 # Create destination and set up auto-removal 61 trap 'echo Cleaning up...; rm -rf $DESTINATION; umount $MOUNTPOINT; echo Clean.; exit 0' 1 2 15 62 mkdir -p "$DESTINATION" 63 64 # Copy the CD 65 echo "Copying $DEV." 66 cp -pRdu "$MOUNTPOINT" "$DESTINATION" 67 68 # Diff the copy 69 echo "Comparing $DEV to $DESTINATION." 70 diff -rq "$MOUNTPOINT" "$DESTINATION/`basename $MOUNTPOINT`" 71 72 # Unmount 73 echo "Done with $DEV." 74 umount "$DEV" 75 76 # Remove the copy 77 rm -rf "$DESTINATION" 78 done 79 80 81 # Look for new errors. 82 NEW_ERRORS=`egrep -ic "(err|fail|invalid|cannot|denied)" $LOGFILE` 83 NEW_DIFFS=`egrep -ic "^---" $LOGFILE` 84 85 ERRORS=$(( NEW_ERRORS - OLD_ERRORS )) 86 DIFFS=$(( NEW_DIFFS - OLD_DIFFS )) 87 WRONG=$(( ERRORS + DIFFS )) 88 if [ $WRONG -eq 255 ]; then 89 WRONG=254 90 fi 91 exit $WRONG 92
