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#!/usr/bin/env bash
testdir=$(readlink -f $(dirname $0))
rootdir=$(readlink -f $testdir/../../..)
source $rootdir/test/common/autotest_common.sh
source $rootdir/test/iscsi_tgt/common.sh
rpc_py="$rootdir/scripts/rpc.py"
fio_py="$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 destroy_lvol_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"
echo "INFO: Removing NVMe"
$rpc_py delete_nvme_controller Nvme0
return 0
}
set -e
timing_enter multiconnection
timing_enter start_iscsi_tgt
# Start the iSCSI target without using stub.
$ISCSI_APP --wait-for-rpc &
iscsipid=$!
echo "iSCSI target launched. pid: $iscsipid"
trap "remove_backends; iscsicleanup; killprocess $iscsipid; exit 1" SIGINT SIGTERM EXIT
waitforlisten $iscsipid
$rpc_py set_iscsi_options -o 30 -a 128
$rpc_py start_subsystem_init
$rootdir/scripts/gen_nvme.sh --json | $rpc_py load_subsystem_config
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 $NETMASK
echo "Creating an iSCSI target node."
ls_guid=$($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" $PORTAL_TAG:$INITIATOR_TAG 256 -d
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
rm -f ./local-job*
iscsicleanup
remove_backends
killprocess $iscsipid
timing_exit multiconnection
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