1FSCK_OPT=-yf 2 3echo "make the test image ..." > $test_name.log 4$MKE2FS -q -F -o Linux -b 4096 -O mmp -E mmp_update_interval=1 $TMPFILE 100 >> $test_name.log 2>&1 5status=$? 6if [ "$status" != 0 ] ; then 7 echo "mke2fs -O mmp failed" > $test_name.failed 8 echo "$test_name: $test_description: failed" 9 return $status 10fi 11 12kill_debugfs() { 13 trap 0 14 PID=$(ps -o pid,command | grep -v grep | 15 grep "debugfs -w $TMPFILE" | awk "{ print \$1 }") 16 [ "x$PID" != "x" ] && kill -9 $PID 17} 18 19# this will cause debugfs to create the $test_name.mark file once it has 20# passed the MMP startup, then continue reading input until it is killed 21MARKFILE=$test_name.new 22rm -f $MARKFILE 23trap kill_debugfs EXIT 24echo "set mmp sequence to EXT2_MMP_SEQ_FSCK..." >> $test_name.log 25( { echo dump_mmp; echo "dump_inode <2> $MARKFILE"; cat /dev/zero; } | 26 $DEBUGFS -w $TMPFILE >> $test_name.log 2>&1 & ) > /dev/null 2>&1 & 27echo "wait until debugfs has started ..." >> $test_name.log 28while [ ! -e $MARKFILE ]; do 29 sleep 1 30done 31rm -f $MARKFILE 32echo "kill debugfs abruptly (simulates e2fsck failure) ..." >> $test_name.log 33kill_debugfs 34 35$E2MMPSTATUS $TMPFILE > $test_name.log 2>&1 36status=$? 37if [ "$status" != 1 ] ; then 38 echo "$E2MMPSTATUS with EXT2_MMP_SEQ_FSCK passed!" > $test_name.failed 39 echo "$test_name: $test_description: failed" 40 return 1 41fi 42 43echo "e2fsck (should fail mmp_seq = EXT2_MMP_SEQ_FSCK) ..." >> $test_name.log 44$FSCK $FSCK_OPT $TMPFILE >> $test_name.log 2>&1 45status=$? 46if [ "$status" = 0 ] ; then 47 echo "e2fsck with MMP as EXT2_MMP_SEQ_FSCK ran!" > $test_name.failed 48 echo "$test_name: $test_description: failed" 49 return 1 50fi 51 52echo "clear mmp_seq with tune2fs ..." >> $test_name.log 53$TUNE2FS -f -E clear_mmp $TMPFILE >> $test_name.log 2>&1 54status=$? 55if [ "$status" != 0 ] ; then 56 echo "tune2fs clearing EXT2_MMP_SEQ_FSCK failed" > $test_name.failed 57 echo "$test_name: $test_description: failed" 58 return 1 59fi 60 61echo "run e2fsck again (should pass with clean mmp_seq) ..." >> $test_name.log 62$FSCK $FSCK_OPT $TMPFILE >> $test_name.log 2>&1 63status=$? 64if [ "$status" != 0 ] ; then 65 echo "e2fsck after clearing EXT2_MMP_SEQ_FSCK failed"> $test_name.failed 66 echo "$test_name: $test_description: failed" 67 return $status 68fi 69 70echo "$test_name: $test_description: ok" 71rm -f $TMPFILE 72