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#!/usr/bin/env bash
set -xe
testdir=$(readlink -f $(dirname $0))
rootdir=$(readlink -f $testdir/../../..)
source $rootdir/test/common/autotest_common.sh
source $rootdir/test/iscsi_tgt/common.sh
timing_enter reset
MALLOC_BDEV_SIZE=64
MALLOC_BLOCK_SIZE=512
rpc_py="$rootdir/scripts/rpc.py"
fio_py="$rootdir/scripts/fio.py"
if ! hash sg_reset; then
exit 1
fi
timing_enter start_iscsi_tgt
$ISCSI_APP --wait-for-rpc &
pid=$!
echo "Process pid: $pid"
trap "killprocess $pid; exit 1" SIGINT SIGTERM EXIT
waitforlisten $pid
$rpc_py set_iscsi_options -o 30 -a 16
$rpc_py start_subsystem_init
echo "iscsi_tgt is listening. Running tests..."
timing_exit start_iscsi_tgt
$rpc_py add_portal_group $PORTAL_TAG $TARGET_IP:$ISCSI_PORT
$rpc_py add_initiator_group $INITIATOR_TAG $INITIATOR_NAME $NETMASK
$rpc_py construct_malloc_bdev $MALLOC_BDEV_SIZE $MALLOC_BLOCK_SIZE
# "Malloc0:0" ==> use Malloc0 blockdev for LUN0
# "1:2" ==> map PortalGroup1 to InitiatorGroup2
# "64" ==> iSCSI queue depth 64
# "-d" ==> disable CHAP authentication
$rpc_py construct_target_node Target3 Target3_alias 'Malloc0:0' $PORTAL_TAG:$INITIATOR_TAG 64 -d
sleep 1
iscsiadm -m discovery -t sendtargets -p $TARGET_IP:$ISCSI_PORT
iscsiadm -m node --login -p $TARGET_IP:$ISCSI_PORT
sleep 1
dev=$(iscsiadm -m session -P 3 | grep "Attached scsi disk" | awk '{print $4}')
sleep 1
$fio_py 512 1 read 60 &
fiopid=$!
echo "FIO pid: $fiopid"
trap "iscsicleanup; killprocess $pid; killprocess $fiopid; exit 1" SIGINT SIGTERM EXIT
# Do 3 resets while making sure iscsi_tgt and fio are still running
for i in 1 2 3; do
sleep 1
kill -s 0 $pid
kill -s 0 $fiopid
sg_reset -d /dev/$dev
sleep 1
kill -s 0 $pid
kill -s 0 $fiopid
done
kill $fiopid
wait $fiopid || true
trap - SIGINT SIGTERM EXIT
iscsicleanup
killprocess $pid
timing_exit reset
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