test/nvmf: add connect disconnect test

#!/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"

set -e

# pass the parameter 'iso' to this script when running it in isolation to trigger rdma device initialization.

# e.g. sudo ./filesystem.sh iso

nvmftestinit $1

RDMA_IP_LIST=$(get_available_rdma_ips)

NVMF_FIRST_TARGET_IP=$(echo "$RDMA_IP_LIST" | head -n 1)

if [ -z $NVMF_FIRST_TARGET_IP ]; then

	echo "no NIC for nvmf test"

	exit 0

fi

# connect disconnect is geared towards ensuring that we are properly freeing resources after disconnecting qpairs.

timing_enter connect_disconnect

# Start up the NVMf target in another process

$NVMF_APP -m 0xF &

nvmfpid=$!

trap "process_shm --id $NVMF_APP_SHM_ID; killprocess $nvmfpid; nvmftestfini $1; exit 1" SIGINT SIGTERM EXIT

waitforlisten $nvmfpid

$rpc_py nvmf_create_transport -t RDMA -u 8192 -p 4 -c 0

modprobe -v nvme-rdma

bdev="$($rpc_py construct_malloc_bdev $MALLOC_BDEV_SIZE $MALLOC_BLOCK_SIZE)"

$rpc_py nvmf_subsystem_create nqn.2016-06.io.spdk:cnode1 -a -s SPDK00000000000001

$rpc_py nvmf_subsystem_add_ns nqn.2016-06.io.spdk:cnode1 $bdev

$rpc_py nvmf_subsystem_add_listener nqn.2016-06.io.spdk:cnode1 -t rdma -a $NVMF_FIRST_TARGET_IP -s 4420

if [ $RUN_NIGHTLY -eq 1 ]; then

	num_iterations=200

else

	num_iterations=10

fi

for i in $(seq 1 $num_iterations); do

	nvme connect -t rdma -n "nqn.2016-06.io.spdk:cnode1" -a "$NVMF_FIRST_TARGET_IP" -s "4420"

	waitforblk "nvme0n1"

	nvme disconnect -n "nqn.2016-06.io.spdk:cnode1"

	waitforblk_disconnect "nvme0n1"

done

trap - SIGINT SIGTERM EXIT

nvmfcleanup

killprocess $nvmfpid

nvmftestfini $1

timing_exit connect_disconnect

run_test suite test/nvmf/filesystem/filesystem.sh

run_test suite test/nvmf/discovery/discovery.sh

run_test suite test/nvmf/connect_disconnect/connect_disconnect.sh

if [ $SPDK_TEST_NVME_CLI -eq 1 ]; then

	run_test suite test/nvmf/nvme_cli/nvme_cli.sh

fi