lustre/tests/run_tar.sh

   1 #!/bin/bash
   2 set -x
   3
   4 TMP=${TMP:-/tmp}
   5
   6 TESTSUITELOG=${TESTSUITELOG:-$TMP/recovery-mds-scale}
   7 LOG=${TESTSUITELOG}_$(basename $0)-$(hostname)
   8 DEBUGLOG=${LOG}.debug
   9
  10 mkdir -p ${LOG%/*}
  11
  12 rm -f $LOG $DEBUGLOG
  13 exec 2>$DEBUGLOG
  14
  15 . $(dirname $0)/functions.sh
  16
  17 assert_env MOUNT END_RUN_FILE LOAD_PID_FILE
  18
  19 trap signaled TERM
  20
  21 # recovery-*-scale scripts use this to signal the client loads to die
  22 echo $$ >$LOAD_PID_FILE
  23
  24 TESTDIR=$MOUNT/d0.tar-$(hostname)
  25
  26 do_tar() {
  27     tar cf - /etc | tar xf - 2>&1 | tee $LOG
  28     return ${PIPESTATUS[1]}
  29 }
  30
  31 CONTINUE=true
  32 while [ ! -e "$END_RUN_FILE" ] && $CONTINUE; do
  33     echoerr "$(date +'%F %H:%M:%S'): tar run starting"
  34     mkdir -p $TESTDIR
  35     cd $TESTDIR
  36     do_tar &
  37     wait $!
  38     RC=$?
  39     PREV_ERRORS=$(grep "exit delayed from previous errors" $LOG) || true
  40     if [ $RC -ne 0 -a "$ERRORS_OK" -a "$PREV_ERRORS" ]; then
  41         echoerr "$(date +'%F %H:%M:%S'): tar errors earlier, ignoring"
  42         RC=0
  43     fi
  44     if [ $RC -eq 0 ]; then
  45         echoerr "$(date +'%F %H:%M:%S'): tar succeeded"
  46         cd $TMP
  47         rm -rf $TESTDIR
  48         echoerr "$(date +'%F %H:%M:%S'): tar run finished"
  49     else
  50         echoerr "$(date +'%F %H:%M:%S'): tar failed"
  51         if [ -z "$ERRORS_OK" ]; then
  52             echo $(hostname) >> $END_RUN_FILE
  53         fi
  54         if [ $BREAK_ON_ERROR ]; then
  55             # break
  56             CONTINUE=false
  57         fi
  58     fi
  59 done
  60
  61 echoerr "$(date +'%F %H:%M:%S'): tar run exiting"