Commit 4696163e authored by Seth Howell's avatar Seth Howell Committed by Tomasz Zawadzki
Browse files

test/nvmf: add a host multipath test.



Signed-off-by: default avatarSeth Howell <seth.howell@intel.com>
Change-Id: Id96f1ffb0efbdf5169cb448de82613fead2701c7
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/2885


Community-CI: Mellanox Build Bot
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
Reviewed-by: default avatarAleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
parent d1b0d2cb
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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/nvmf/common.sh

MALLOC_BDEV_SIZE=64
MALLOC_BLOCK_SIZE=512

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

NVMF_SECOND_PORT="4421"
NVMF_THIRD_PORT="4422"

bdevperf_rpc_sock=/var/tmp/bdevperf.sock

nvmftestinit

# This issue brings up a weird error in soft roce where the RDMA WC doesn't point to the correct qpair.
if check_ip_is_soft_roce $NVMF_FIRST_TARGET_IP && [ "$TEST_TRANSPORT" == "rdma" ]; then
	echo "Using software RDMA, not running this test due to a known issue."
	exit 0
fi

nvmfappstart -m 0xF

$rpc_py nvmf_create_transport $NVMF_TRANSPORT_OPTS -u 8192
$rpc_py bdev_malloc_create $MALLOC_BDEV_SIZE $MALLOC_BLOCK_SIZE -b Malloc0
$rpc_py nvmf_create_subsystem nqn.2016-06.io.spdk:cnode1 -a -s SPDK00000000000001
$rpc_py nvmf_subsystem_add_ns nqn.2016-06.io.spdk:cnode1 Malloc0
$rpc_py nvmf_subsystem_add_listener nqn.2016-06.io.spdk:cnode1 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_PORT
$rpc_py nvmf_subsystem_add_listener nqn.2016-06.io.spdk:cnode1 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_SECOND_PORT
$rpc_py nvmf_subsystem_add_listener nqn.2016-06.io.spdk:cnode1 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_THIRD_PORT

$rootdir/test/bdev/bdevperf/bdevperf -z -r $bdevperf_rpc_sock -q 128 -o 4096 -w verify -t 10 -f &> $testdir/try.txt &
bdevperf_pid=$!

trap 'process_shm --id $NVMF_APP_SHM_ID; rm -f $testdir/try.txt; killprocess $bdevperf_pid; nvmftestfini; exit 1' SIGINT SIGTERM EXIT
waitforlisten $bdevperf_pid $bdevperf_rpc_sock
$rpc_py -s $bdevperf_rpc_sock bdev_nvme_attach_controller -b NVMe0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_PORT -f ipv4 -n nqn.2016-06.io.spdk:cnode1
$rpc_py -s $bdevperf_rpc_sock bdev_nvme_attach_controller -b NVMe0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_SECOND_PORT -f ipv4 -n nqn.2016-06.io.spdk:cnode1

$rootdir/test/bdev/bdevperf/bdevperf.py -s $bdevperf_rpc_sock perform_tests &
rpc_pid=$!

sleep 1

$rpc_py nvmf_subsystem_remove_listener nqn.2016-06.io.spdk:cnode1 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_PORT

sleep 3

$rpc_py -s $bdevperf_rpc_sock bdev_nvme_attach_controller -b NVMe0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_THIRD_PORT -f ipv4 -n nqn.2016-06.io.spdk:cnode1
$rpc_py nvmf_subsystem_remove_listener nqn.2016-06.io.spdk:cnode1 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_SECOND_PORT

sleep 3

# Give the admin qpair time to fail before we add the new listener in. This prevents us from trying to connect to the wrong trid.
$rpc_py nvmf_subsystem_add_listener nqn.2016-06.io.spdk:cnode1 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_PORT

sleep 1

$rpc_py nvmf_subsystem_remove_listener nqn.2016-06.io.spdk:cnode1 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_THIRD_PORT

wait $rpc_pid

killprocess $bdevperf_pid

cat $testdir/try.txt
# if this test fails it means we didn't fail over to the second
count="$(grep -c "Resetting controller successful" < $testdir/try.txt)"

if ((count != 3)); then
	false
fi

# Part 2 of the test. Start removing ports, starting with the one we are connected to, confirm that the ctrlr remains active until the final trid is removed.
$rootdir/test/bdev/bdevperf/bdevperf -z -r $bdevperf_rpc_sock -q 128 -o 4096 -w verify -t 1 -f &> $testdir/try.txt &
bdevperf_pid=$!

waitforlisten $bdevperf_pid $bdevperf_rpc_sock
$rpc_py nvmf_subsystem_add_listener nqn.2016-06.io.spdk:cnode1 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_SECOND_PORT
$rpc_py nvmf_subsystem_add_listener nqn.2016-06.io.spdk:cnode1 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_THIRD_PORT
$rpc_py -s $bdevperf_rpc_sock bdev_nvme_attach_controller -b NVMe0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_PORT -f ipv4 -n nqn.2016-06.io.spdk:cnode1
$rpc_py -s $bdevperf_rpc_sock bdev_nvme_attach_controller -b NVMe0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_SECOND_PORT -f ipv4 -n nqn.2016-06.io.spdk:cnode1
$rpc_py -s $bdevperf_rpc_sock bdev_nvme_attach_controller -b NVMe0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_THIRD_PORT -f ipv4 -n nqn.2016-06.io.spdk:cnode1

$rpc_py -s $bdevperf_rpc_sock bdev_nvme_get_controllers | grep -q NVMe0

$rpc_py -s $bdevperf_rpc_sock bdev_nvme_detach_controller NVMe0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_PORT -f ipv4 -n nqn.2016-06.io.spdk:cnode1

# Async operation since we need to reconnect with new TRID.
sleep 3
$rpc_py -s $bdevperf_rpc_sock bdev_nvme_get_controllers | grep -q NVMe0
$rootdir/test/bdev/bdevperf/bdevperf.py -s $bdevperf_rpc_sock perform_tests &
rpc_pid=$!

wait $rpc_pid

# No need to wait here since we are deleting a TRID we aren't connected to.
$rpc_py -s $bdevperf_rpc_sock bdev_nvme_detach_controller NVMe0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_THIRD_PORT -f ipv4 -n nqn.2016-06.io.spdk:cnode1
$rpc_py -s $bdevperf_rpc_sock bdev_nvme_get_controllers | grep -q NVMe0
$rpc_py -s $bdevperf_rpc_sock bdev_nvme_detach_controller NVMe0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_SECOND_PORT -f ipv4 -n nqn.2016-06.io.spdk:cnode1
sleep 3

if $rpc_py -s $bdevperf_rpc_sock bdev_nvme_get_controllers | grep -q NVMe0; then
	echo "Controller was not properly removed."
	false
fi

killprocess $bdevperf_pid

sync
$rpc_py nvmf_delete_subsystem nqn.2016-06.io.spdk:cnode1

trap - SIGINT SIGTERM EXIT

rm -f $testdir/try.txt
nvmftestfini
+1 −0
Original line number Diff line number Diff line
@@ -51,6 +51,7 @@ timing_enter host

run_test "nvmf_identify" test/nvmf/host/identify.sh "${TEST_ARGS[@]}"
run_test "nvmf_perf" test/nvmf/host/perf.sh "${TEST_ARGS[@]}"
run_test "nvmf_multipath" test/nvmf/host/multipath.sh "${TEST_ARGS[@]}"

# TODO: disabled due to intermittent failures (RDMA_CM_EVENT_UNREACHABLE/ETIMEDOUT)
#run_test test/nvmf/host/identify_kernel_nvmf.sh $TEST_ARGS