Spdk/test/nvmf/target/delete_subsystem.sh
Michal Berger ce37c9e65f test/nvmf: Verify perf's exit status
Since the perf application is run in the background the script would
not pick up its potential crash - the main condition itself was simply
checking if app is still running. Since there were occasions where
the failure was missed up until the cleanup stage, try to catch it
early on by verifying perf's exit status - hook it into NOT() as
the app is expected to fail by the test but we need to filter out
crash scenarios.

Signed-off-by: Michal Berger <michal.berger@intel.com>
Change-Id: I9a9304616c0a4dba42467f65c1a2c770352f08ea
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/16345
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@nvidia.com>
2023-01-20 17:25:50 +00:00

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#!/usr/bin/env bash
# SPDX-License-Identifier: BSD-3-Clause
# Copyright (C) 2021 Intel Corporation
# All rights reserved.
#
testdir=$(readlink -f $(dirname $0))
rootdir=$(readlink -f $testdir/../../..)
source $rootdir/test/common/autotest_common.sh
source $rootdir/test/nvmf/common.sh
nvmftestinit
nvmfappstart -m 0x3
$rpc_py nvmf_create_transport $NVMF_TRANSPORT_OPTS -u 8192
$rpc_py nvmf_create_subsystem nqn.2016-06.io.spdk:cnode1 -a -s SPDK00000000000001 -m 10
$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 bdev_null_create NULL1 1000 512
# Subsystem destruction process waits for all controllers to be destroyed which in turn wait
# for all qpairs to be deleted. A qpair can only be deleted when all outstanding requests are completed
# bdev_delay is used in this test to make a situation when qpair has outstanding requests when disconnect
# starts. It allows to trigger async qpair/controller/subsystem destruction path
$rpc_py bdev_delay_create -b NULL1 -d Delay0 -r 1000000 -t 1000000 -w 1000000 -n 1000000
$rpc_py nvmf_subsystem_add_ns nqn.2016-06.io.spdk:cnode1 Delay0
$SPDK_EXAMPLE_DIR/perf -c 0xC -r "trtype:$TEST_TRANSPORT adrfam:IPv4 traddr:$NVMF_FIRST_TARGET_IP trsvcid:$NVMF_PORT" \
-t 5 -q 128 -w randrw -M 70 -o 512 -P 4 &
perf_pid=$!
sleep 2
$rpc_py nvmf_delete_subsystem nqn.2016-06.io.spdk:cnode1
delay=0
while kill -0 $perf_pid; do
sleep 0.5
#wait 15 seconds max
if ((delay++ > 30)); then
echo "perf is still running, failing the test"
false
fi
done
# Verify perf's exit status to make sure we catch a potential crash
NOT wait "$perf_pid"
#check that traffic goes when a new subsystem is created
$rpc_py nvmf_create_subsystem nqn.2016-06.io.spdk:cnode1 -a -s SPDK00000000000001 -m 10
$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_ns nqn.2016-06.io.spdk:cnode1 Delay0
$SPDK_EXAMPLE_DIR/perf -c 0xC -r "trtype:$TEST_TRANSPORT adrfam:IPv4 traddr:$NVMF_FIRST_TARGET_IP trsvcid:$NVMF_PORT" \
-t 3 -q 128 -w randrw -M 70 -o 512 -P 4 &
perf_pid=$!
delay=0
while kill -0 $perf_pid; do
sleep 0.5
#wait 10 seconds max
if ((delay++ > 20)); then
echo "perf didn't finish on time"
false
fi
done
# Verify perf's exit status to make sure we catch a potential crash
wait "$perf_pid"
trap - SIGINT SIGTERM EXIT
nvmftestfini