source3/script/tests/test_aio_outstanding.sh

   1 #!/usr/bin/env bash
   2 #
   3 # Test terminating an smbclient connection with outstanding
   4 # aio requests.
   5 #
   6 # Note this is designed to be run against
   7 # the aio_delay_inject share which is preconfigured
   8 # with 2 second delays on pread/pwrite.
   9
  10 if [ $# -lt 4 ]; then
  11         echo Usage: test_aio_outstanding.sh \
  12                 SERVERCONFFILE SMBCLIENT IP aio_delay_inject_sharename
  13         exit 1
  14 fi
  15
  16 CONF=$1
  17 SMBCLIENT=$2
  18 SERVER=$3
  19 SHARE=$4
  20
  21 # Do not let deprecated option warnings muck this up
  22 SAMBA_DEPRECATED_SUPPRESS=1
  23 export SAMBA_DEPRECATED_SUPPRESS
  24
  25 incdir=$(dirname $0)/../../../testprogs/blackbox
  26 . $incdir/subunit.sh
  27
  28 failed=0
  29
  30 cd $SELFTEST_TMPDIR || exit 1
  31
  32 #
  33 # Note if we already have any panics in the smbd log.
  34 #
  35 panic_count_0=$(grep -c PANIC $SMBD_TEST_LOG)
  36
  37 # Create the smbclient communication pipes.
  38 rm -f smbclient-stdin smbclient-stdout smbclient-stderr
  39 mkfifo smbclient-stdin smbclient-stdout smbclient-stderr
  40
  41 # Create a large-ish testfile
  42 rm aio_outstanding_testfile
  43 head -c 20MB /dev/zero >aio_outstanding_testfile
  44
  45 CLI_FORCE_INTERACTIVE=1
  46 export CLI_FORCE_INTERACTIVE
  47
  48 ${SMBCLIENT} //${SERVER}/${SHARE} ${CONF} -U${USER}%${PASSWORD} \
  49         <smbclient-stdin >smbclient-stdout 2>smbclient-stderr &
  50 CLIENT_PID=$!
  51
  52 sleep 1
  53
  54 exec 100>smbclient-stdin 101<smbclient-stdout 102<smbclient-stderr
  55
  56 # consume the smbclient startup messages
  57 head -n 1 <&101
  58
  59 # Ensure we're putting a fresh file.
  60 echo "del aio_outstanding_testfile" >&100
  61 echo "put aio_outstanding_testfile" >&100
  62
  63 sleep 2
  64
  65 # Terminate the smbclient write to the aio_delay_inject share whilst
  66 # we have outstanding writes.
  67 kill $CLIENT_PID
  68
  69 sleep 1
  70
  71 # Ensure the panic count didn't change.
  72 #
  73 # BUG: https://bugzilla.samba.org/show_bug.cgi?id=14301
  74 #
  75
  76 panic_count_1=$(grep -c PANIC $SMBD_TEST_LOG)
  77
  78 # Rerun smbclient to remove the testfile on the server.
  79 rm -f smbclient-stdin smbclient-stdout smbclient-stderr aio_outstanding_testfile
  80 mkfifo smbclient-stdin smbclient-stdout
  81
  82 ${SMBCLIENT} //${SERVER}/${SHARE} ${CONF} -U${USER}%${PASSWORD} \
  83         <smbclient-stdin >smbclient-stdout &
  84
  85 sleep 1
  86
  87 exec 100>smbclient-stdin 101<smbclient-stdout
  88
  89 echo "del aio_outstanding_testfile" >&100
  90 echo "exit" >&100
  91
  92 sleep 2
  93
  94 rm -f smbclient-stdin smbclient-stdout aio_outstanding_testfile
  95
  96 testit "check_panic" test $panic_count_0 -eq $panic_count_1 ||
  97         failed=$(expr $failed + 1)
  98
  99 testok $0 $failed