lustre/tests/run_tar.sh

   1 #!/bin/bash
   2
   3 TMP=${TMP:-/tmp}
   4
   5 TESTLOG_PREFIX=${TESTLOG_PREFIX:-$TMP/recovery-mds-scale}
   6 TESTNAME=${TESTNAME:-""}
   7 [ -n "$TESTNAME" ] && TESTLOG_PREFIX=$TESTLOG_PREFIX.$TESTNAME
   8
   9 LOG=$TESTLOG_PREFIX.$(basename $0 .sh)_stdout.$(hostname -s).log
  10 DEBUGLOG=$(echo $LOG | sed 's/\(.*\)stdout/\1debug/')
  11
  12 mkdir -p ${LOG%/*}
  13
  14 rm -f $LOG $DEBUGLOG
  15 exec 2>$DEBUGLOG
  16 set -x
  17
  18 . $(dirname $0)/functions.sh
  19
  20 assert_env MOUNT END_RUN_FILE LOAD_PID_FILE
  21
  22 trap signaled TERM
  23
  24 # recovery-*-scale scripts use this to signal the client loads to die
  25 echo $$ >$LOAD_PID_FILE
  26
  27 TESTDIR=$MOUNT/d0.tar-$(hostname)
  28
  29 do_tar() {
  30     tar cf - /etc | tar xf - >$LOG 2>&1
  31     return ${PIPESTATUS[1]}
  32 }
  33
  34 CONTINUE=true
  35 while [ ! -e "$END_RUN_FILE" ] && $CONTINUE; do
  36     echoerr "$(date +'%F %H:%M:%S'): tar run starting"
  37     mkdir -p $TESTDIR
  38     cd $TESTDIR
  39     do_tar &
  40     wait $!
  41     RC=$?
  42     PREV_ERRORS=$(grep "exit delayed from previous errors" $LOG) || true
  43     if [ $RC -ne 0 -a "$ERRORS_OK" -a "$PREV_ERRORS" ]; then
  44         echoerr "$(date +'%F %H:%M:%S'): tar errors earlier, ignoring"
  45         RC=0
  46     fi
  47     if [ $RC -eq 0 ]; then
  48         echoerr "$(date +'%F %H:%M:%S'): tar succeeded"
  49         cd $TMP
  50         rm -rf $TESTDIR
  51         echoerr "$(date +'%F %H:%M:%S'): tar run finished"
  52     else
  53         echoerr "$(date +'%F %H:%M:%S'): tar failed"
  54         if [ -z "$ERRORS_OK" ]; then
  55             echo $(hostname) >> $END_RUN_FILE
  56         fi
  57         if [ $BREAK_ON_ERROR ]; then
  58             # break
  59             CONTINUE=false
  60         fi
  61     fi
  62 done
  63
  64 echoerr "$(date +'%F %H:%M:%S'): tar run exiting"