1# SPDX-License-Identifier: BSD-3-Clause 2# Copyright (C) 2016 Intel Corporation 3# Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES 4# All rights reserved. 5# 6 7[[ $(uname -s) == FreeBSD ]] && return 0 8 9NVMF_PORT=4420 10NVMF_SECOND_PORT=4421 11NVMF_THIRD_PORT=4422 12NVMF_IP_PREFIX="192.168.100" 13NVMF_IP_LEAST_ADDR=8 14NVMF_TCP_IP_ADDRESS="127.0.0.1" 15NVMF_TRANSPORT_OPTS="" 16NVMF_SERIAL=SPDKISFASTANDAWESOME 17NVME_HOSTNQN=$(nvme gen-hostnqn) 18NVME_HOSTID=${NVME_HOSTNQN##*:} 19NVME_HOST=("--hostnqn=$NVME_HOSTNQN" "--hostid=$NVME_HOSTID") 20NVME_CONNECT="nvme connect" 21NET_TYPE=${NET_TYPE:-phy-fallback} 22NVME_SUBNQN=nqn.2016-06.io.spdk:testnqn 23 24function build_nvmf_app_args() { 25 if [ $SPDK_RUN_NON_ROOT -eq 1 ]; then 26 # We assume that test script is started from sudo 27 NVMF_APP=(sudo -E -u $SUDO_USER "LD_LIBRARY_PATH=$LD_LIBRARY_PATH" "${NVMF_APP[@]}") 28 fi 29 NVMF_APP+=(-i "$NVMF_APP_SHM_ID" -e 0xFFFF) 30 31 NVMF_APP+=("${NO_HUGE[@]}") 32 33 if [ "$TEST_INTERRUPT_MODE" -eq 1 ]; then 34 NVMF_APP+=(--interrupt-mode) 35 fi 36 37 if [ -n "$SPDK_HUGE_DIR" ]; then 38 NVMF_APP+=(--huge-dir "$SPDK_HUGE_DIR") 39 elif [ $SPDK_RUN_NON_ROOT -eq 1 ]; then 40 echo "In non-root test mode you have to set SPDK_HUGE_DIR variable." >&2 41 echo "For example:" >&2 42 echo "sudo mkdir /mnt/spdk_hugetlbfs" >&2 43 echo "sudo chown ${SUDO_USER}: /mnt/spdk_hugetlbfs" >&2 44 echo "export SPDK_HUGE_DIR=/mnt/spdk_hugetlbfs" >&2 45 return 1 46 fi 47} 48 49source "$rootdir/scripts/common.sh" 50 51: ${NVMF_APP_SHM_ID="0"} 52export NVMF_APP_SHM_ID 53build_nvmf_app_args 54 55have_pci_nics=0 56 57function rxe_cfg() { 58 "$rootdir/scripts/rxe_cfg_small.sh" "$@" 59} 60 61function load_ib_rdma_modules() { 62 if [ $(uname) != Linux ]; then 63 return 0 64 fi 65 66 modprobe ib_cm 67 modprobe ib_core 68 modprobe ib_umad 69 modprobe ib_uverbs 70 modprobe iw_cm 71 modprobe rdma_cm 72 modprobe rdma_ucm 73} 74 75function allocate_nic_ips() { 76 ((count = NVMF_IP_LEAST_ADDR)) 77 for nic_name in $(get_rdma_if_list); do 78 ip="$(get_ip_address $nic_name)" 79 if [[ -z $ip ]]; then 80 ip addr add $NVMF_IP_PREFIX.$count/24 dev $nic_name 81 ip link set $nic_name up 82 ((count = count + 1)) 83 fi 84 # dump configuration for debug log 85 ip addr show $nic_name 86 done 87} 88 89function get_available_rdma_ips() { 90 for nic_name in $(get_rdma_if_list); do 91 get_ip_address $nic_name 92 done 93} 94 95function get_rdma_if_list() { 96 local net_dev rxe_net_dev rxe_net_devs 97 98 mapfile -t rxe_net_devs < <(rxe_cfg rxe-net) 99 100 if ((${#net_devs[@]} == 0)); then 101 return 1 102 fi 103 104 # Pick only these devices which were found during gather_supported_nvmf_pci_devs() run 105 for net_dev in "${net_devs[@]}"; do 106 for rxe_net_dev in "${rxe_net_devs[@]}"; do 107 if [[ $net_dev == "$rxe_net_dev" ]]; then 108 echo "$net_dev" 109 continue 2 110 fi 111 done 112 done 113} 114 115function get_ip_address() { 116 interface=$1 117 ip -o -4 addr show $interface | awk '{print $4}' | cut -d"/" -f1 118} 119 120function nvmfcleanup() { 121 sync 122 123 if [ "$TEST_TRANSPORT" == "tcp" ] || [ "$TEST_TRANSPORT" == "rdma" ]; then 124 set +e 125 for i in {1..20}; do 126 modprobe -v -r nvme-$TEST_TRANSPORT 127 if modprobe -v -r nvme-fabrics; then 128 set -e 129 return 0 130 fi 131 sleep 1 132 done 133 set -e 134 135 # So far unable to remove the kernel modules. Try 136 # one more time and let it fail. 137 # Allow the transport module to fail for now. See Jim's comment 138 # about the nvme-tcp module below. 139 modprobe -v -r nvme-$TEST_TRANSPORT || true 140 modprobe -v -r nvme-fabrics 141 fi 142} 143 144function nvmf_veth_init() { 145 NVMF_FIRST_INITIATOR_IP=10.0.0.1 146 NVMF_SECOND_INITIATOR_IP=10.0.0.2 147 NVMF_FIRST_TARGET_IP=10.0.0.3 148 NVMF_SECOND_TARGET_IP=10.0.0.4 149 NVMF_INITIATOR_IP=$NVMF_FIRST_INITIATOR_IP 150 NVMF_BRIDGE="nvmf_br" 151 NVMF_INITIATOR_INTERFACE="nvmf_init_if" 152 NVMF_INITIATOR_INTERFACE2="nvmf_init_if2" 153 NVMF_INITIATOR_BRIDGE="nvmf_init_br" 154 NVMF_INITIATOR_BRIDGE2="nvmf_init_br2" 155 NVMF_TARGET_NAMESPACE="nvmf_tgt_ns_spdk" 156 NVMF_TARGET_NS_CMD=(ip netns exec "$NVMF_TARGET_NAMESPACE") 157 NVMF_TARGET_INTERFACE="nvmf_tgt_if" 158 NVMF_TARGET_INTERFACE2="nvmf_tgt_if2" 159 NVMF_TARGET_BRIDGE="nvmf_tgt_br" 160 NVMF_TARGET_BRIDGE2="nvmf_tgt_br2" 161 162 ip link set $NVMF_INITIATOR_BRIDGE nomaster || true 163 ip link set $NVMF_INITIATOR_BRIDGE2 nomaster || true 164 ip link set $NVMF_TARGET_BRIDGE nomaster || true 165 ip link set $NVMF_TARGET_BRIDGE2 nomaster || true 166 ip link set $NVMF_INITIATOR_BRIDGE down || true 167 ip link set $NVMF_INITIATOR_BRIDGE2 down || true 168 ip link set $NVMF_TARGET_BRIDGE down || true 169 ip link set $NVMF_TARGET_BRIDGE2 down || true 170 ip link delete $NVMF_BRIDGE type bridge || true 171 ip link delete $NVMF_INITIATOR_INTERFACE || true 172 ip link delete $NVMF_INITIATOR_INTERFACE2 || true 173 "${NVMF_TARGET_NS_CMD[@]}" ip link delete $NVMF_TARGET_INTERFACE || true 174 "${NVMF_TARGET_NS_CMD[@]}" ip link delete $NVMF_TARGET_INTERFACE2 || true 175 176 # Create network namespace 177 ip netns add $NVMF_TARGET_NAMESPACE 178 179 # Create veth (Virtual ethernet) interface pairs 180 ip link add $NVMF_INITIATOR_INTERFACE type veth peer name $NVMF_INITIATOR_BRIDGE 181 ip link add $NVMF_INITIATOR_INTERFACE2 type veth peer name $NVMF_INITIATOR_BRIDGE2 182 ip link add $NVMF_TARGET_INTERFACE type veth peer name $NVMF_TARGET_BRIDGE 183 ip link add $NVMF_TARGET_INTERFACE2 type veth peer name $NVMF_TARGET_BRIDGE2 184 185 # Associate veth interface pairs with network namespace 186 ip link set $NVMF_TARGET_INTERFACE netns $NVMF_TARGET_NAMESPACE 187 ip link set $NVMF_TARGET_INTERFACE2 netns $NVMF_TARGET_NAMESPACE 188 189 # Allocate IP addresses 190 ip addr add $NVMF_FIRST_INITIATOR_IP/24 dev $NVMF_INITIATOR_INTERFACE 191 ip addr add $NVMF_SECOND_INITIATOR_IP/24 dev $NVMF_INITIATOR_INTERFACE2 192 "${NVMF_TARGET_NS_CMD[@]}" ip addr add $NVMF_FIRST_TARGET_IP/24 dev $NVMF_TARGET_INTERFACE 193 "${NVMF_TARGET_NS_CMD[@]}" ip addr add $NVMF_SECOND_TARGET_IP/24 dev $NVMF_TARGET_INTERFACE2 194 195 # Link up veth interfaces 196 ip link set $NVMF_INITIATOR_INTERFACE up 197 ip link set $NVMF_INITIATOR_INTERFACE2 up 198 ip link set $NVMF_INITIATOR_BRIDGE up 199 ip link set $NVMF_INITIATOR_BRIDGE2 up 200 ip link set $NVMF_TARGET_BRIDGE up 201 ip link set $NVMF_TARGET_BRIDGE2 up 202 "${NVMF_TARGET_NS_CMD[@]}" ip link set $NVMF_TARGET_INTERFACE up 203 "${NVMF_TARGET_NS_CMD[@]}" ip link set $NVMF_TARGET_INTERFACE2 up 204 "${NVMF_TARGET_NS_CMD[@]}" ip link set lo up 205 206 # Create a bridge 207 ip link add $NVMF_BRIDGE type bridge 208 ip link set $NVMF_BRIDGE up 209 210 # Add veth interfaces to the bridge 211 ip link set $NVMF_INITIATOR_BRIDGE master $NVMF_BRIDGE 212 ip link set $NVMF_INITIATOR_BRIDGE2 master $NVMF_BRIDGE 213 ip link set $NVMF_TARGET_BRIDGE master $NVMF_BRIDGE 214 ip link set $NVMF_TARGET_BRIDGE2 master $NVMF_BRIDGE 215 216 # Accept connections from veth interface 217 ipts -I INPUT 1 -i $NVMF_INITIATOR_INTERFACE -p tcp --dport $NVMF_PORT -j ACCEPT 218 ipts -I INPUT 1 -i $NVMF_INITIATOR_INTERFACE2 -p tcp --dport $NVMF_PORT -j ACCEPT 219 ipts -A FORWARD -i $NVMF_BRIDGE -o $NVMF_BRIDGE -j ACCEPT 220 221 # Verify connectivity 222 ping -c 1 $NVMF_FIRST_TARGET_IP 223 ping -c 1 $NVMF_SECOND_TARGET_IP 224 "${NVMF_TARGET_NS_CMD[@]}" ping -c 1 $NVMF_FIRST_INITIATOR_IP 225 "${NVMF_TARGET_NS_CMD[@]}" ping -c 1 $NVMF_SECOND_INITIATOR_IP 226 227 NVMF_APP=("${NVMF_TARGET_NS_CMD[@]}" "${NVMF_APP[@]}") 228} 229 230function nvmf_veth_fini() { 231 # Cleanup bridge, veth interfaces, and network namespace 232 # Note: removing one veth removes the pair 233 ip link set $NVMF_INITIATOR_BRIDGE nomaster 234 ip link set $NVMF_INITIATOR_BRIDGE2 nomaster 235 ip link set $NVMF_TARGET_BRIDGE nomaster 236 ip link set $NVMF_TARGET_BRIDGE2 nomaster 237 ip link set $NVMF_INITIATOR_BRIDGE down 238 ip link set $NVMF_INITIATOR_BRIDGE2 down 239 ip link set $NVMF_TARGET_BRIDGE down 240 ip link set $NVMF_TARGET_BRIDGE2 down 241 ip link delete $NVMF_BRIDGE type bridge 242 ip link delete $NVMF_INITIATOR_INTERFACE 243 ip link delete $NVMF_INITIATOR_INTERFACE2 244 "${NVMF_TARGET_NS_CMD[@]}" ip link delete $NVMF_TARGET_INTERFACE 245 "${NVMF_TARGET_NS_CMD[@]}" ip link delete $NVMF_TARGET_INTERFACE2 246 remove_spdk_ns 247} 248 249function nvmf_tcp_init() { 250 NVMF_FIRST_INITIATOR_IP=10.0.0.1 251 NVMF_FIRST_TARGET_IP=10.0.0.2 252 NVMF_INITIATOR_IP=$NVMF_FIRST_INITIATOR_IP 253 TCP_INTERFACE_LIST=("${net_devs[@]}") 254 255 # We need two net devs at minimum 256 ((${#TCP_INTERFACE_LIST[@]} > 1)) 257 258 NVMF_TARGET_INTERFACE=${TCP_INTERFACE_LIST[0]} 259 NVMF_INITIATOR_INTERFACE=${TCP_INTERFACE_LIST[1]} 260 261 # Skip case nvmf_multipath in nvmf_tcp_init(), it will be covered by nvmf_veth_init(). 262 NVMF_SECOND_TARGET_IP="" 263 NVMF_SECOND_INITIATOR_IP="" 264 265 NVMF_TARGET_NAMESPACE="${NVMF_TARGET_INTERFACE}_ns_spdk" 266 NVMF_TARGET_NS_CMD=(ip netns exec "$NVMF_TARGET_NAMESPACE") 267 ip -4 addr flush $NVMF_TARGET_INTERFACE || true 268 ip -4 addr flush $NVMF_INITIATOR_INTERFACE || true 269 270 # Create network namespace 271 ip netns add $NVMF_TARGET_NAMESPACE 272 273 # Associate phy interface pairs with network namespace 274 ip link set $NVMF_TARGET_INTERFACE netns $NVMF_TARGET_NAMESPACE 275 276 # Allocate IP addresses 277 ip addr add $NVMF_INITIATOR_IP/24 dev $NVMF_INITIATOR_INTERFACE 278 "${NVMF_TARGET_NS_CMD[@]}" ip addr add $NVMF_FIRST_TARGET_IP/24 dev $NVMF_TARGET_INTERFACE 279 280 # Link up phy interfaces 281 ip link set $NVMF_INITIATOR_INTERFACE up 282 283 "${NVMF_TARGET_NS_CMD[@]}" ip link set $NVMF_TARGET_INTERFACE up 284 "${NVMF_TARGET_NS_CMD[@]}" ip link set lo up 285 286 # Accept connections from phy interface 287 ipts -I INPUT 1 -i $NVMF_INITIATOR_INTERFACE -p tcp --dport $NVMF_PORT -j ACCEPT 288 289 # Verify connectivity 290 ping -c 1 $NVMF_FIRST_TARGET_IP 291 "${NVMF_TARGET_NS_CMD[@]}" ping -c 1 $NVMF_INITIATOR_IP 292 293 NVMF_APP=("${NVMF_TARGET_NS_CMD[@]}" "${NVMF_APP[@]}") 294} 295 296function nvmf_tcp_fini() { 297 iptr 298 if [[ "$NVMF_TARGET_NAMESPACE" == "nvmf_tgt_ns_spdk" ]]; then 299 nvmf_veth_fini 300 return 0 301 fi 302 remove_spdk_ns 303 ip -4 addr flush $NVMF_INITIATOR_INTERFACE || : 304} 305 306function gather_supported_nvmf_pci_devs() { 307 # Go through the entire pci bus and gather all ethernet controllers we support for the nvmf tests. 308 # Focus on the hardware that's currently being tested by the CI. 309 xtrace_disable 310 cache_pci_bus_sysfs 311 xtrace_restore 312 313 local intel=0x8086 mellanox=0x15b3 pci net_dev 314 315 local -a pci_devs=() 316 local -a pci_net_devs=() 317 local -A pci_drivers=() 318 319 local -ga net_devs=() 320 local -ga e810=() 321 local -ga x722=() 322 local -ga mlx=() 323 324 # E810-XXV 325 e810+=(${pci_bus_cache["$intel:0x1592"]}) 326 e810+=(${pci_bus_cache["$intel:0x159b"]}) 327 # X722 10G 328 x722+=(${pci_bus_cache["$intel:0x37d2"]}) 329 # BlueField 3 330 mlx+=(${pci_bus_cache["$mellanox:0xa2dc"]}) 331 # ConnectX-7 332 mlx+=(${pci_bus_cache["$mellanox:0x1021"]}) 333 # BlueField 2 334 mlx+=(${pci_bus_cache["$mellanox:0xa2d6"]}) 335 # ConnectX-6 Dx 336 mlx+=(${pci_bus_cache["$mellanox:0x101d"]}) 337 # ConnectX-6 338 mlx+=(${pci_bus_cache["$mellanox:0x101b"]}) 339 # ConnectX-5 340 mlx+=(${pci_bus_cache["$mellanox:0x1017"]}) 341 mlx+=(${pci_bus_cache["$mellanox:0x1019"]}) 342 # ConnectX-4 343 mlx+=(${pci_bus_cache["$mellanox:0x1015"]}) 344 mlx+=(${pci_bus_cache["$mellanox:0x1013"]}) 345 346 pci_devs+=("${e810[@]}") 347 if [[ $TEST_TRANSPORT == rdma ]]; then 348 pci_devs+=("${x722[@]}") 349 pci_devs+=("${mlx[@]}") 350 fi 351 352 # Try to respect what CI wants to test and override pci_devs[] 353 if [[ $SPDK_TEST_NVMF_NICS == mlx5 ]]; then 354 pci_devs=("${mlx[@]}") 355 elif [[ $SPDK_TEST_NVMF_NICS == e810 ]]; then 356 pci_devs=("${e810[@]}") 357 elif [[ $SPDK_TEST_NVMF_NICS == x722 ]]; then 358 pci_devs=("${x722[@]}") 359 fi 360 361 if ((${#pci_devs[@]} == 0)); then 362 return 1 363 fi 364 365 # Load proper kernel modules if necessary 366 for pci in "${pci_devs[@]}"; do 367 echo "Found $pci (${pci_ids_vendor["$pci"]} - ${pci_ids_device["$pci"]})" 368 if [[ ${pci_mod_resolved["$pci"]} == unknown ]]; then 369 echo "Unresolved modalias for $pci (${pci_mod_driver["$pci"]}). Driver not installed|builtin?" 370 continue 371 fi 372 if [[ ${pci_bus_driver["$pci"]} == unbound ]]; then 373 echo "$pci not bound, needs ${pci_mod_resolved["$pci"]}" 374 pci_drivers["${pci_mod_resolved["$pci"]}"]=1 375 fi 376 if [[ ${pci_ids_device["$pci"]} == "0x1017" ]] \ 377 || [[ ${pci_ids_device["$pci"]} == "0x1019" ]] \ 378 || [[ $TEST_TRANSPORT == rdma ]]; then 379 # Reduce maximum number of queues when connecting with 380 # ConnectX-5 NICs. When using host systems with nproc > 64 381 # connecting with default options (where default equals to 382 # number of host online CPUs) creating all IO queues 383 # takes too much time and results in keep-alive timeout. 384 # See: 385 # https://github.com/spdk/spdk/issues/2772 386 # 0x1017 - MT27800 Family ConnectX-5 387 # 0x1019 - MT28800 Family ConnectX-5 Ex 388 NVME_CONNECT="nvme connect -i 15" 389 fi 390 done 391 392 if ((${#pci_drivers[@]} > 0)); then 393 echo "Loading kernel modules: ${!pci_drivers[*]}" 394 modprobe -a "${!pci_drivers[@]}" 395 fi 396 397 # E810 cards also need irdma driver to be around. 398 if [[ $SPDK_TEST_NVMF_NICS == e810 && $TEST_TRANSPORT == rdma ]]; then 399 if [[ -e /sys/module/irdma/parameters/roce_ena ]]; then 400 # Our tests don't play well with iWARP protocol. Make sure we use RoCEv2 instead. 401 (($(< /sys/module/irdma/parameters/roce_ena) != 1)) && modprobe -r irdma 402 fi 403 modinfo irdma && modprobe irdma roce_ena=1 404 fi > /dev/null 405 406 # All devices detected, kernel modules loaded. Now look under net class to see if there 407 # are any net devices bound to the controllers. 408 for pci in "${pci_devs[@]}"; do 409 pci_net_devs=("/sys/bus/pci/devices/$pci/net/"*) 410 411 # Check if available devices are in proper operational state. If not, remove them from the main list. 412 # This check is valid for TCP only since for RDMA we use infiniband which don't rely on actual UP 413 # state of the device. 414 if [[ $TEST_TRANSPORT == tcp ]]; then 415 for net_dev in "${!pci_net_devs[@]}"; do 416 [[ $(< "${pci_net_devs[net_dev]}/operstate") == up ]] || unset -v "pci_net_devs[net_dev]" 417 done 418 fi 419 420 if ((${#pci_net_devs[@]} == 0)); then 421 echo "No operational net devices associated with $pci" 422 continue 423 fi 424 425 pci_net_devs=("${pci_net_devs[@]##*/}") 426 echo "Found net devices under $pci: ${pci_net_devs[*]}" 427 net_devs+=("${pci_net_devs[@]}") 428 done 429 430 if ((${#net_devs[@]} == 0)); then 431 return 1 432 fi 433} 434 435prepare_net_devs() { 436 local -g is_hw=no 437 438 remove_spdk_ns 439 440 [[ $NET_TYPE != virt ]] && gather_supported_nvmf_pci_devs && is_hw=yes 441 442 if [[ $is_hw == yes ]]; then 443 if [[ $TEST_TRANSPORT == tcp ]]; then 444 nvmf_tcp_init 445 elif [[ $TEST_TRANSPORT == rdma ]]; then 446 rdma_device_init 447 fi 448 return 0 449 elif [[ $NET_TYPE == phy ]]; then 450 echo "ERROR: No supported devices were found, cannot run the $TEST_TRANSPORT test" 451 return 1 452 elif [[ $NET_TYPE == phy-fallback ]]; then 453 echo "WARNING: No supported devices were found, fallback requested for $TEST_TRANSPORT test" 454 fi 455 456 # NET_TYPE == virt or phy-fallback 457 if [[ $TEST_TRANSPORT == tcp ]]; then 458 nvmf_veth_init 459 return 0 460 fi 461 462 echo "ERROR: virt and fallback setup is not supported for $TEST_TRANSPORT" 463 return 1 464} 465 466function nvmftestinit() { 467 if [ -z $TEST_TRANSPORT ]; then 468 echo "transport not specified - use --transport= to specify" 469 return 1 470 fi 471 472 trap 'nvmftestfini' SIGINT SIGTERM EXIT 473 474 prepare_net_devs 475 476 if [ "$TEST_MODE" == "iso" ]; then 477 $rootdir/scripts/setup.sh 478 fi 479 480 NVMF_TRANSPORT_OPTS="-t $TEST_TRANSPORT" 481 if [[ "$TEST_TRANSPORT" == "rdma" ]]; then 482 RDMA_IP_LIST=$(get_available_rdma_ips) 483 NVMF_FIRST_TARGET_IP=$(echo "$RDMA_IP_LIST" | head -n 1) 484 NVMF_SECOND_TARGET_IP=$(echo "$RDMA_IP_LIST" | tail -n +2 | head -n 1) 485 if [ -z $NVMF_FIRST_TARGET_IP ]; then 486 echo "no RDMA NIC for nvmf test" 487 exit 1 488 fi 489 NVMF_TRANSPORT_OPTS="$NVMF_TRANSPORT_OPTS --num-shared-buffers 1024" 490 elif [[ "$TEST_TRANSPORT" == "tcp" ]]; then 491 NVMF_TRANSPORT_OPTS="$NVMF_TRANSPORT_OPTS -o" 492 fi 493 494 if [ "$TEST_TRANSPORT" == "tcp" ] || [ "$TEST_TRANSPORT" == "rdma" ]; then 495 # currently we run the host/perf test for TCP even on systems without kernel nvme-tcp 496 # support; that's fine since the host/perf test uses the SPDK initiator 497 # maybe later we will enforce modprobe to succeed once we have systems in the test pool 498 # with nvme-tcp kernel support - but until then let this pass so we can still run the 499 # host/perf test with the tcp transport 500 modprobe nvme-$TEST_TRANSPORT || true 501 fi 502} 503 504function nvmfappstart() { 505 timing_enter start_nvmf_tgt 506 "${NVMF_APP[@]}" "$@" & 507 nvmfpid=$! 508 waitforlisten $nvmfpid 509 timing_exit start_nvmf_tgt 510 trap 'process_shm --id $NVMF_APP_SHM_ID || :; nvmftestfini' SIGINT SIGTERM EXIT 511} 512 513function nvmftestfini() { 514 nvmfcleanup || : 515 if [ -n "$nvmfpid" ]; then 516 killprocess $nvmfpid 517 fi 518 if [ "$TEST_MODE" == "iso" ]; then 519 $rootdir/scripts/setup.sh reset 520 fi 521 if [[ "$TEST_TRANSPORT" == "tcp" ]]; then 522 nvmf_tcp_fini 523 fi 524} 525 526function rdma_device_init() { 527 load_ib_rdma_modules 528 allocate_nic_ips 529} 530 531function nvme_connect() { 532 local init_count 533 init_count=$(nvme list | wc -l) 534 535 if ! nvme connect "$@"; then return $?; fi 536 537 for i in $(seq 1 10); do 538 if [ $(nvme list | wc -l) -gt $init_count ]; then 539 return 0 540 else 541 sleep 1s 542 fi 543 done 544 return 1 545} 546 547function get_nvme_devs() { 548 local dev _ 549 550 while read -r dev _; do 551 if [[ $dev == /dev/nvme* ]]; then 552 echo "$dev" 553 fi 554 done < <(nvme list) 555} 556 557function gen_nvmf_target_json() { 558 local subsystem config=() 559 560 for subsystem in "${@:-1}"; do 561 config+=( 562 "$( 563 cat <<- EOF 564 { 565 "params": { 566 "name": "Nvme$subsystem", 567 "trtype": "$TEST_TRANSPORT", 568 "traddr": "$NVMF_FIRST_TARGET_IP", 569 "adrfam": "ipv4", 570 "trsvcid": "$NVMF_PORT", 571 "subnqn": "nqn.2016-06.io.spdk:cnode$subsystem", 572 "hostnqn": "nqn.2016-06.io.spdk:host$subsystem", 573 "hdgst": ${hdgst:-false}, 574 "ddgst": ${ddgst:-false} 575 }, 576 "method": "bdev_nvme_attach_controller" 577 } 578 EOF 579 )" 580 ) 581 done 582 jq . <<- JSON 583 { 584 "subsystems": [ 585 { 586 "subsystem": "bdev", 587 "config": [ 588 { 589 "method": "bdev_nvme_set_options", 590 "params": { 591 "action_on_timeout": "none", 592 "timeout_us": 0, 593 "transport_retry_count": 4, 594 "arbitration_burst": 0, 595 "low_priority_weight": 0, 596 "medium_priority_weight": 0, 597 "high_priority_weight": 0, 598 "nvme_adminq_poll_period_us": 10000, 599 "keep_alive_timeout_ms" : 10000, 600 "nvme_ioq_poll_period_us": 0, 601 "io_queue_requests": 0, 602 "delay_cmd_submit": true 603 } 604 }, 605 $( 606 IFS="," 607 printf '%s\n' "${config[*]}" 608 ), 609 { 610 "method": "bdev_wait_for_examine" 611 } 612 ] 613 } 614 ] 615 } 616 JSON 617} 618 619function _remove_spdk_ns() { 620 local ns {ns,mn,an}_net_devs 621 while read -r ns _; do 622 [[ $ns == *_spdk ]] || continue 623 # Gather all devs from the target $ns namespace. We want to differentiate 624 # between veth and physical links and gather just the latter. To do so, 625 # we simply compare ifindex to iflink - as per kernel docs, these should 626 # be always equal for the physical links. For veth devices, since they are 627 # paired, iflink should point at an actual bridge, hence being different 628 # from its own ifindex. 629 ns_net_devs=($( 630 ip netns exec "$ns" bash <<- 'IN_NS' 631 shopt -s extglob nullglob 632 for dev in /sys/class/net/!(lo|bond*); do 633 (($(< "$dev/ifindex") == $(< "$dev/iflink"))) || continue 634 echo "${dev##*/}" 635 done 636 IN_NS 637 )) 638 # Gather all the net devs from the main ns 639 mn_net_devs=($(basename -a /sys/class/net/!(lo|bond*))) 640 # Merge these two to have a list for comparison 641 an_net_devs=($(printf '%s\n' "${ns_net_devs[@]}" "${mn_net_devs[@]}" | sort)) 642 643 ip netns delete "$ns" 644 645 # Check if our list matches against the main ns after $ns got deleted 646 while [[ ${an_net_devs[*]} != "${mn_net_devs[*]}" ]]; do 647 mn_net_devs=($(basename -a /sys/class/net/!(lo|bond*))) 648 sleep 1s 649 done 650 done < <(ip netns list) 651} 652 653remove_spdk_ns() { 654 xtrace_disable_per_cmd _remove_spdk_ns 655} 656 657configure_kernel_target() { 658 local kernel_name=$1 kernel_target_ip=$2 659 # Keep it global in scope for easier cleanup 660 nvmet=/sys/kernel/config/nvmet 661 kernel_subsystem=$nvmet/subsystems/$kernel_name 662 kernel_namespace=$kernel_subsystem/namespaces/1 663 kernel_port=$nvmet/ports/1 664 665 local block nvme 666 667 if [[ ! -e /sys/module/nvmet ]]; then 668 modprobe nvmet 669 fi 670 671 [[ -e $nvmet ]] 672 673 "$rootdir/scripts/setup.sh" reset 674 675 # Find nvme with an active ns device 676 for block in /sys/block/nvme*; do 677 [[ -e $block ]] || continue 678 is_block_zoned "${block##*/}" && continue 679 block_in_use "${block##*/}" || nvme="/dev/${block##*/}" 680 done 681 682 [[ -b $nvme ]] 683 684 mkdir "$kernel_subsystem" 685 mkdir "$kernel_namespace" 686 mkdir "$kernel_port" 687 688 # It allows only %llx value and for some reason kernel swaps the byte order 689 # so setting the serial is not very useful here 690 # "$kernel_subsystem/attr_serial" 691 echo "SPDK-$kernel_name" > "$kernel_subsystem/attr_model" 692 693 echo 1 > "$kernel_subsystem/attr_allow_any_host" 694 echo "$nvme" > "$kernel_namespace/device_path" 695 echo 1 > "$kernel_namespace/enable" 696 697 echo "$kernel_target_ip" > "$kernel_port/addr_traddr" 698 echo "$TEST_TRANSPORT" > "$kernel_port/addr_trtype" 699 echo "$NVMF_PORT" > "$kernel_port/addr_trsvcid" 700 echo ipv4 > "$kernel_port/addr_adrfam" 701 702 # Enable the listener by linking the port to previously created subsystem 703 ln -s "$kernel_subsystem" "$kernel_port/subsystems/" 704 705 # Check if target is available 706 nvme discover "${NVME_HOST[@]}" -a "$kernel_target_ip" -t "$TEST_TRANSPORT" -s "$NVMF_PORT" 707} 708 709clean_kernel_target() { 710 [[ -e $kernel_subsystem ]] || return 0 711 712 echo 0 > "$kernel_namespace/enable" 713 714 rm -f "$kernel_port/subsystems/${kernel_subsystem##*/}" 715 rmdir "$kernel_namespace" 716 rmdir "$kernel_port" 717 rmdir "$kernel_subsystem" 718 719 modules=(/sys/module/nvmet/holders/*) 720 721 modprobe -r "${modules[@]##*/}" nvmet 722 723 # Get back all nvmes to userspace 724 "$rootdir/scripts/setup.sh" 725} 726 727format_key() { 728 local prefix key digest 729 730 prefix="$1" key="$2" digest="$3" 731 python - <<- EOF 732 import base64, zlib 733 734 crc = zlib.crc32(b"$key").to_bytes(4, byteorder="little") 735 b64 = base64.b64encode(b"$key" + crc).decode("utf-8") 736 print("$prefix:{:02x}:{}:".format($digest, b64), end="") 737 EOF 738} 739 740format_interchange_psk() { 741 format_key "NVMeTLSkey-1" "$1" "$2" 742} 743 744format_dhchap_key() { 745 format_key "DHHC-1" "$1" "$2" 746} 747 748gen_dhchap_key() { 749 local digest len file key 750 local -A digests=([null]=0 [sha256]=1 [sha384]=2 [sha512]=3) 751 752 digest="$1" len=$2 753 key=$(xxd -p -c0 -l $((len / 2)) /dev/urandom) 754 file=$(mktemp -t "spdk.key-$1.XXX") 755 format_dhchap_key "$key" "${digests[$1]}" > "$file" 756 chmod 0600 "$file" 757 758 echo "$file" 759} 760 761get_main_ns_ip() { 762 # Determine which ip to use based on nvmftestinit() setup. For tcp we pick 763 # interface which resides in the main net namespace and which is visible 764 # to nvmet under tcp setup. $NVMF_FIRST_TARGET_IP is solely for rdma use. 765 # FIXME: This requires proper unification of the networking setup across 766 # different transports. 767 local ip 768 local -A ip_candidates=() 769 770 ip_candidates["rdma"]=NVMF_FIRST_TARGET_IP 771 ip_candidates["tcp"]=NVMF_INITIATOR_IP 772 773 [[ -z $TEST_TRANSPORT || -z ${ip_candidates["$TEST_TRANSPORT"]} ]] && return 1 774 ip=${ip_candidates["$TEST_TRANSPORT"]} 775 776 if [[ -z ${!ip} ]]; then 777 echo "$ip not set, call nvmftestinit() first" >&2 778 return 1 779 fi 780 781 echo "${!ip}" 782} 783 784uuid2nguid() { 785 tr -d - <<< "${1^^}" 786} 787 788ipts() { iptables "$@" -m comment --comment "SPDK_NVMF:$*"; } 789iptr() { iptables-save | grep -v SPDK_NVMF | iptables-restore; } 790