Commit b71294ed authored by Hailiang Wang's avatar Hailiang Wang Committed by Daniel Verkamp
Browse files

autotest: iscsi multiconnection test (porting from nightly to autotest) 



This patch is used to test iscsi target with 30 target_node connection.
Each target_node uses one lvol bdev based on lvol store and nvme bdev.

Change-Id: I233ed6a32b417b23f2c01975a6c7fce0f46f22f3
Signed-off-by: default avatarHailiang Wang <hailiangx.e.wang@intel.com>
Reviewed-on: https://review.gerrithub.io/389431


Tested-by: default avatarSPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Reviewed-by: default avatarShuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: default avatarDaniel Verkamp <daniel.verkamp@intel.com>
parent 4bce8f9a

test/iscsi_tgt/common.sh

+5 −0
Original line number Diff line number Diff line
@@ -8,6 +8,11 @@ if [ -z $INITIATOR_IP ]; then 
	echo "INITIATOR_IP not defined in environment; defaulting to $INITIATOR_IP"

fi



if [ -z $ISCSI_PORT ]; then

	ISCSI_PORT=3260

	echo "ISCSI_PORT not defined in environment; defaulting to $ISCSI_PORT"

fi



if [ -z "$ISCSI_APP" ]; then

	ISCSI_APP=./app/iscsi_tgt/iscsi_tgt

fi

test/iscsi_tgt/iscsi_tgt.sh

+4 −0
Original line number Diff line number Diff line
@@ -57,4 +57,8 @@ if [ $SPDK_TEST_NVMF -eq 1 ]; then 
	run_test ./test/iscsi_tgt/nvme_remote/fio_remote_nvme.sh 1

fi



if [ $RUN_NIGHTLY -eq 1 ]; then

	run_test ./test/iscsi_tgt/multiconnection/multiconnection.sh

fi



timing_exit iscsi_tgt

test/iscsi_tgt/multiconnection/multiconnection.sh

0 → 100755
+95 −0
Original line number Diff line number Diff line 
#!/usr/bin/env bash



testdir=$(readlink -f $(dirname $0))

rootdir=$(readlink -f $testdir/../../..)

source $rootdir/scripts/autotest_common.sh

source $rootdir/test/iscsi_tgt/common.sh



rpc_py="python $rootdir/scripts/rpc.py"

fio_py="python $rootdir/scripts/fio.py"



CONNECTION_NUMBER=30



# Remove lvol bdevs and stores.

function remove_backends()

{

	echo "INFO: Removing lvol bdevs"

	for i in `seq 1 $CONNECTION_NUMBER`; do

		lun="lvs0/lbd_$i"

		$rpc_py delete_bdev $lun

		echo -e "\tINFO: lvol bdev $lun removed"

	done

	sleep 1



	echo "INFO: Removing lvol stores"

	$rpc_py destroy_lvol_store -l lvs0

	echo "INFO: lvol store lvs0 removed"



	return 0

}



set -e

timing_enter multiconnection



# Create conf file for iscsi multiconnection.

cat > $testdir/iscsi.conf << EOL

[iSCSI]

  NodeBase "iqn.2016-06.io.spdk"

  AuthFile /usr/local/etc/spdk/auth.conf

  Timeout 30

  DiscoveryAuthMethod Auto

  MaxSessions 128

  ImmediateData Yes

  ErrorRecoveryLevel 0

EOL



# Get nvme info through filtering gen_nvme.sh's result.

$rootdir/scripts/gen_nvme.sh >> $testdir/iscsi.conf



timing_enter start_iscsi_tgt

# Start the iSCSI target without using stub.

$rootdir/app/iscsi_tgt/iscsi_tgt -c $testdir/iscsi.conf &

iscsipid=$!

echo "iSCSI target launched. pid: $iscsipid"

trap "remove_backends; iscsicleanup; killprocess $iscsipid; exit 1" SIGINT SIGTERM EXIT



waitforlisten $iscsipid

timing_exit start_iscsi_tgt



$rpc_py add_portal_group 1 $TARGET_IP:$ISCSI_PORT

$rpc_py add_initiator_group 1 ANY $INITIATOR_IP/32



echo "Creating an iSCSI target node."

ls_guid=$($rpc_py construct_lvol_store "Nvme0n1" "lvs0" -c 1048576)



# Assign even size for each lvol_bdev.

get_lvs_free_mb $ls_guid

lvol_bdev_size=$(($free_mb/$CONNECTION_NUMBER))

for i in `seq 1 $CONNECTION_NUMBER`; do

	$rpc_py construct_lvol_bdev -u $ls_guid lbd_$i $lvol_bdev_size

done



for i in `seq 1 $CONNECTION_NUMBER`; do

	lun="lvs0/lbd_$i:0"

	$rpc_py construct_target_node Target$i Target${i}_alias "$lun" "1:1" 256 1 0 0 0

done

sleep 1



echo "Logging into iSCSI target."

iscsiadm -m discovery -t sendtargets -p $TARGET_IP:$ISCSI_PORT

iscsiadm -m node --login -p $TARGET_IP:$ISCSI_PORT

sleep 1



echo "Running FIO"

$fio_py 131072 64 randrw 5

$fio_py 262144 16 randwrite 10

sync



trap - SIGINT SIGTERM EXIT

remove_backends



rm -f $testdir/iscsi.conf

rm -f ./local-job*

iscsicleanup

killprocess $iscsipid

timing_exit multiconnection