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test: add nvmf/host/discovery.sh

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Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: I7c279594f5298f9a0d7476a639866e75aea4043a
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/10811
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Dong Yi <dongx.yi@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Shuhei Matsumoto <smatsumoto@nvidia.com>
This commit is contained in:
Jim Harris 2021-12-21 20:01:40 +00:00 committed by Tomasz Zawadzki
parent f2bf7e9727
commit 61a640b2a6
2 changed files with 114 additions and 0 deletions
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113
test/nvmf/host/discovery.sh Executable file
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@ -0,0 +1,113 @@
#!/usr/bin/env bash
testdir=$(readlink -f $(dirname $0))
rootdir=$(readlink -f $testdir/../../..)
source $rootdir/test/common/autotest_common.sh
source $rootdir/test/nvmf/common.sh
rpc_py="$rootdir/scripts/rpc.py"
if [ "$TEST_TRANSPORT" == "rdma" ]; then
echo "Skipping tests on RDMA because the rdma stack fails to configure the same IP for host and target."
exit 0
fi
DISCOVERY_PORT=8009
DISCOVERY_NQN=nqn.2014-08.org.nvmexpress.discovery
# NQN prefix to use for subsystem NQNs
NQN=nqn.2016-06.io.spdk:cnode
HOST_NQN=nqn.2021-12.io.spdk:test
HOST_SOCK=/tmp/host.sock
nvmftestinit
# We will start the target as normal, emulating a storage cluster. We will simulate new paths
# to the cluster via multiple listeners with different TCP ports.
nvmfappstart -m 0x2
$rpc_py nvmf_create_transport $NVMF_TRANSPORT_OPTS -u 8192
$rpc_py nvmf_subsystem_add_listener $DISCOVERY_NQN -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP \
-s $DISCOVERY_PORT
$rpc_py bdev_null_create null0 1000 512
$rpc_py bdev_null_create null1 1000 512
$rpc_py bdev_wait_for_examine
# Now start the host where the discovery service will run. For our tests, we will send RPCs to
# the "cluster" to create subsystems, add namespaces, add and remove listeners and add hosts,
# and then check if the discovery service has detected the changes and constructed the correct
# subsystem, ctrlr and bdev objects.
$SPDK_BIN_DIR/nvmf_tgt -m 0x1 -r $HOST_SOCK &
hostpid=$!
waitforlisten $hostpid $HOST_SOCK
trap 'process_shm --id $NVMF_APP_SHM_ID; kill $hostpid; nvmftestfini; exit 1' SIGINT SIGTERM EXIT
$rpc_py -s $HOST_SOCK bdev_nvme_start_discovery -b nvme -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP \
-s $DISCOVERY_PORT -f ipv4 -q $HOST_NQN
function get_bdev_list() {
$rpc_py -s $HOST_SOCK bdev_get_bdevs | jq -r '.[].name' | sort | xargs
}
function get_subsystem_names() {
$rpc_py -s $HOST_SOCK bdev_nvme_get_controllers | jq -r '.[].name' | sort | xargs
}
function get_subsystem_paths() {
$rpc_py -s $HOST_SOCK bdev_nvme_get_controllers -n $1 | jq -r '.[].ctrlrs[].trid.trsvcid' | sort -n | xargs
}
[[ "$(get_subsystem_names)" == "" ]]
[[ "$(get_bdev_list)" == "" ]]
$rpc_py nvmf_create_subsystem ${NQN}0
[[ "$(get_subsystem_names)" == "" ]]
[[ "$(get_bdev_list)" == "" ]]
$rpc_py nvmf_subsystem_add_ns ${NQN}0 null0
[[ "$(get_subsystem_names)" == "" ]]
[[ "$(get_bdev_list)" == "" ]]
# Add listener for the subsystem. But since the the subsystem was not created with -a option, the
# discovery host will not be able to see the subsystem until its hostnqn is added.
$rpc_py nvmf_subsystem_add_listener ${NQN}0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_PORT
[[ "$(get_subsystem_names)" == "" ]]
[[ "$(get_bdev_list)" == "" ]]
# Discovery hostnqn is added, so now the host should see the subsystem, with a single path for the
# port of the single listener on the target.
$rpc_py nvmf_subsystem_add_host ${NQN}0 $HOST_NQN
[[ "$(get_subsystem_names)" == "nvme0" ]]
[[ "$(get_bdev_list)" == "nvme0n1" ]]
[[ "$(get_subsystem_paths nvme0)" == "$NVMF_PORT" ]]
# Adding a namespace isn't a discovery function, but do it here anyways just to confirm we see a new bdev.
$rpc_py nvmf_subsystem_add_ns ${NQN}0 null1
[[ "$(get_bdev_list)" == "nvme0n1 nvme0n2" ]]
# Add a second path to the same subsystem. This shouldn't change the list of subsystems or bdevs, but
# we should see a second path on the nvme0 subsystem now.
$rpc_py nvmf_subsystem_add_listener ${NQN}0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_SECOND_PORT
[[ "$(get_subsystem_names)" == "nvme0" ]]
[[ "$(get_bdev_list)" == "nvme0n1 nvme0n2" ]]
[[ "$(get_subsystem_paths nvme0)" == "$NVMF_PORT $NVMF_SECOND_PORT" ]]
# Remove the listener for the first port. The subsystem and bdevs should stay, but we should see
# the path to that first port disappear.
$rpc_py nvmf_subsystem_remove_listener ${NQN}0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_PORT
[[ "$(get_subsystem_names)" == "nvme0" ]]
[[ "$(get_bdev_list)" == "nvme0n1 nvme0n2" ]]
[[ "$(get_subsystem_paths nvme0)" == "$NVMF_SECOND_PORT" ]]
$rpc_py nvmf_delete_subsystem ${NQN}0
[[ "$(get_subsystem_names)" == "" ]]
[[ "$(get_bdev_list)" == "" ]]
trap - SIGINT SIGTERM EXIT
kill $hostpid
nvmftestfini

1
test/nvmf/nvmf.sh
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@ -70,6 +70,7 @@ 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 "${TEST_ARGS[@]}"
run_test "nvmf_discovery" test/nvmf/host/discovery.sh "${TEST_ARGS[@]}"
# TODO: disabled due to intermittent failures (RDMA_CM_EVENT_UNREACHABLE/ETIMEDOUT)
#run_test test/nvmf/host/identify_kernel_nvmf.sh $TEST_ARGS