From 19fcec84d8d7d21e796c7624e521b60d28ee21ed Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:45:59 +0200 Subject: Adding upstream version 16.2.11+ds. Signed-off-by: Daniel Baumann --- src/spdk/test/ftl/bdevperf.sh | 31 +++++++ src/spdk/test/ftl/common.sh | 68 +++++++++++++++ src/spdk/test/ftl/config/.gitignore | 2 + src/spdk/test/ftl/config/fio/drive-prep.fio | 15 ++++ src/spdk/test/ftl/config/fio/randr.fio | 19 +++++ src/spdk/test/ftl/config/fio/randrw.fio | 20 +++++ .../test/ftl/config/fio/randw-verify-depth128.fio | 20 +++++ src/spdk/test/ftl/config/fio/randw-verify-j2.fio | 25 ++++++ .../test/ftl/config/fio/randw-verify-qd128-ext.fio | 20 +++++ src/spdk/test/ftl/config/fio/randw-verify.fio | 20 +++++ src/spdk/test/ftl/config/fio/randw.fio | 18 ++++ src/spdk/test/ftl/dirty_shutdown.sh | 93 ++++++++++++++++++++ src/spdk/test/ftl/fio.sh | 68 +++++++++++++++ src/spdk/test/ftl/ftl.sh | 80 +++++++++++++++++ src/spdk/test/ftl/json.sh | 38 +++++++++ src/spdk/test/ftl/restore.sh | 99 ++++++++++++++++++++++ 16 files changed, 636 insertions(+) create mode 100755 src/spdk/test/ftl/bdevperf.sh create mode 100644 src/spdk/test/ftl/common.sh create mode 100644 src/spdk/test/ftl/config/.gitignore create mode 100644 src/spdk/test/ftl/config/fio/drive-prep.fio create mode 100644 src/spdk/test/ftl/config/fio/randr.fio create mode 100644 src/spdk/test/ftl/config/fio/randrw.fio create mode 100644 src/spdk/test/ftl/config/fio/randw-verify-depth128.fio create mode 100644 src/spdk/test/ftl/config/fio/randw-verify-j2.fio create mode 100644 src/spdk/test/ftl/config/fio/randw-verify-qd128-ext.fio create mode 100644 src/spdk/test/ftl/config/fio/randw-verify.fio create mode 100644 src/spdk/test/ftl/config/fio/randw.fio create mode 100755 src/spdk/test/ftl/dirty_shutdown.sh create mode 100755 src/spdk/test/ftl/fio.sh create mode 100755 src/spdk/test/ftl/ftl.sh create mode 100755 src/spdk/test/ftl/json.sh create mode 100755 src/spdk/test/ftl/restore.sh (limited to 'src/spdk/test/ftl') diff --git a/src/spdk/test/ftl/bdevperf.sh b/src/spdk/test/ftl/bdevperf.sh new file mode 100755 index 000000000..c0cbc27b9 --- /dev/null +++ b/src/spdk/test/ftl/bdevperf.sh @@ -0,0 +1,31 @@ +#!/usr/bin/env bash + +testdir=$(readlink -f $(dirname $0)) +rootdir=$(readlink -f $testdir/../..) +source $rootdir/test/common/autotest_common.sh +source $testdir/common.sh + +tests=('-q 1 -w randwrite -t 4 -o 69632' '-q 128 -w randwrite -t 4 -o 4096' '-q 128 -w verify -t 4 -o 4096') +device=$1 +use_append=$2 +rpc_py=$rootdir/scripts/rpc.py + +for ((i = 0; i < ${#tests[@]}; i++)); do + timing_enter "${tests[$i]}" + "$rootdir/test/bdev/bdevperf/bdevperf" -z -T ftl0 ${tests[$i]} --json <(gen_ftl_nvme_conf) & + bdevperf_pid=$! + + trap 'killprocess $bdevperf_pid; exit 1' SIGINT SIGTERM EXIT + waitforlisten $bdevperf_pid + $rpc_py bdev_nvme_attach_controller -b nvme0 -a $device -t pcie + $rpc_py bdev_ocssd_create -c nvme0 -b nvme0n1 + $rpc_py bdev_ftl_create -b ftl0 -d nvme0n1 $use_append + + $rootdir/test/bdev/bdevperf/bdevperf.py perform_tests + $rpc_py delete_ftl_bdev -b ftl0 + $rpc_py bdev_ocssd_delete nvme0n1 + $rpc_py bdev_nvme_detach_controller nvme0 + killprocess $bdevperf_pid + trap - SIGINT SIGTERM EXIT + timing_exit "${tests[$i]}" +done diff --git a/src/spdk/test/ftl/common.sh b/src/spdk/test/ftl/common.sh new file mode 100644 index 000000000..f4620ac3d --- /dev/null +++ b/src/spdk/test/ftl/common.sh @@ -0,0 +1,68 @@ +# Common utility functions to be sourced by the libftl test scripts + +function get_chunk_size() { + $SPDK_EXAMPLE_DIR/identify -r "trtype:PCIe traddr:$1" \ + | grep 'Logical blks per chunk' | sed 's/[^0-9]//g' +} + +function get_num_group() { + $SPDK_EXAMPLE_DIR/identify -r "trtype:PCIe traddr:$1" \ + | grep 'Groups' | sed 's/[^0-9]//g' +} + +function get_num_pu() { + $SPDK_EXAMPLE_DIR/identify -r "trtype:PCIe traddr:$1" \ + | grep 'PUs' | sed 's/[^0-9]//g' +} + +function has_separate_md() { + local md_type + md_type=$($SPDK_EXAMPLE_DIR/identify -r "trtype:PCIe traddr:$1" \ + | grep 'Metadata Transferred' | cut -d: -f2) + if [[ "$md_type" =~ Separate ]]; then + return 0 + else + return 1 + fi +} + +function create_nv_cache_bdev() { + local name=$1 + local ocssd_bdf=$2 + local cache_bdf=$3 + local num_punits=$4 + + local bytes_to_mb=$((1024 * 1024)) + local chunk_size + chunk_size=$(get_chunk_size $ocssd_bdf) + + # We need at least 2 bands worth of data + 1 block + local size=$((2 * 4096 * chunk_size * num_punits + 1)) + # Round the size up to the nearest megabyte + local size=$(((size + bytes_to_mb) / bytes_to_mb)) + + # Create NVMe bdev on specified device and split it so that it has the desired size + local nvc_bdev + nvc_bdev=$($rootdir/scripts/rpc.py bdev_nvme_attach_controller -b $name -t PCIe -a $cache_bdf) + $rootdir/scripts/rpc.py bdev_split_create $nvc_bdev -s $size 1 +} + +function gen_ftl_nvme_conf() { + jq . <<- JSON + { + "subsystems": [ + { + "subsystem": "bdev", + "config": [ + { + "params": { + "nvme_adminq_poll_period_us": 100 + }, + "method": "bdev_nvme_set_options" + } + ] + } + ] + } + JSON +} diff --git a/src/spdk/test/ftl/config/.gitignore b/src/spdk/test/ftl/config/.gitignore new file mode 100644 index 000000000..5523f29b3 --- /dev/null +++ b/src/spdk/test/ftl/config/.gitignore @@ -0,0 +1,2 @@ +ftl.conf +fio/*.fio diff --git a/src/spdk/test/ftl/config/fio/drive-prep.fio b/src/spdk/test/ftl/config/fio/drive-prep.fio new file mode 100644 index 000000000..430172ca9 --- /dev/null +++ b/src/spdk/test/ftl/config/fio/drive-prep.fio @@ -0,0 +1,15 @@ +[drive_prep] +ioengine=spdk_bdev +spdk_json_conf=${FTL_JSON_CONF} +filename=${FTL_BDEV_NAME} +thread=1 + +direct=1 +buffered=0 +size=100% +randrepeat=0 +norandommap +bs=4k +iodepth=128 +numjobs=1 +rw=write diff --git a/src/spdk/test/ftl/config/fio/randr.fio b/src/spdk/test/ftl/config/fio/randr.fio new file mode 100644 index 000000000..f3f644476 --- /dev/null +++ b/src/spdk/test/ftl/config/fio/randr.fio @@ -0,0 +1,19 @@ +[global] +ioengine=spdk_bdev +spdk_json_conf=${FTL_JSON_CONF} +filename=${FTL_BDEV_NAME} +direct=1 +thread=1 +buffered=0 +size=100% +randrepeat=0 +time_based +norandommap + +[test] +stonewall +bs=4k +numjobs=4 +rw=randread +iodepth=128 +runtime=1200 diff --git a/src/spdk/test/ftl/config/fio/randrw.fio b/src/spdk/test/ftl/config/fio/randrw.fio new file mode 100644 index 000000000..fdce9a477 --- /dev/null +++ b/src/spdk/test/ftl/config/fio/randrw.fio @@ -0,0 +1,20 @@ +[global] +ioengine=spdk_bdev +spdk_json_conf=${FTL_JSON_CONF} +filename=${FTL_BDEV_NAME} +direct=1 +thread=1 +buffered=0 +size=100% +randrepeat=0 +time_based +norandommap + +[test] +stonewall +bs=4k +numjobs=4 +rw=randrw +rwmixread=70 +iodepth=32 +runtime=1200 diff --git a/src/spdk/test/ftl/config/fio/randw-verify-depth128.fio b/src/spdk/test/ftl/config/fio/randw-verify-depth128.fio new file mode 100644 index 000000000..9adee6cab --- /dev/null +++ b/src/spdk/test/ftl/config/fio/randw-verify-depth128.fio @@ -0,0 +1,20 @@ +[global] +ioengine=spdk_bdev +spdk_json_conf=${FTL_JSON_CONF} +filename=${FTL_BDEV_NAME} +thread=1 +direct=1 +iodepth=128 +rw=randwrite +verify=crc32c +do_verify=1 +verify_dump=0 +verify_state_save=0 +verify_fatal=1 +bs=4k +random_distribution=normal +serialize_overlap=1 +io_size=256M + +[test] +numjobs=1 diff --git a/src/spdk/test/ftl/config/fio/randw-verify-j2.fio b/src/spdk/test/ftl/config/fio/randw-verify-j2.fio new file mode 100644 index 000000000..4610efa3f --- /dev/null +++ b/src/spdk/test/ftl/config/fio/randw-verify-j2.fio @@ -0,0 +1,25 @@ +[global] +ioengine=spdk_bdev +spdk_json_conf=${FTL_JSON_CONF} +filename=${FTL_BDEV_NAME} +thread=1 +direct=1 +iodepth=128 +rw=randwrite +verify=crc32c +do_verify=1 +verify_dump=0 +verify_state_save=0 +verify_backlog=5000 +verify_fatal=1 +bs=4k +random_distribution=normal +serialize_overlap=1 +io_size=256M + +[first_half] +offset=0% +size=50% + +[second_half] +offset=50% diff --git a/src/spdk/test/ftl/config/fio/randw-verify-qd128-ext.fio b/src/spdk/test/ftl/config/fio/randw-verify-qd128-ext.fio new file mode 100644 index 000000000..f22b1f2ec --- /dev/null +++ b/src/spdk/test/ftl/config/fio/randw-verify-qd128-ext.fio @@ -0,0 +1,20 @@ +[global] +ioengine=spdk_bdev +spdk_json_conf=${FTL_JSON_CONF} +filename=${FTL_BDEV_NAME} +thread=1 +direct=1 +iodepth=128 +rw=randwrite +verify=crc32c +do_verify=1 +verify_dump=0 +verify_state_save=0 +verify_fatal=1 +bs=4k +random_distribution=normal +serialize_overlap=1 + +[test] +io_size=64G +numjobs=1 diff --git a/src/spdk/test/ftl/config/fio/randw-verify.fio b/src/spdk/test/ftl/config/fio/randw-verify.fio new file mode 100644 index 000000000..edca6c618 --- /dev/null +++ b/src/spdk/test/ftl/config/fio/randw-verify.fio @@ -0,0 +1,20 @@ +[global] +ioengine=spdk_bdev +spdk_json_conf=${FTL_JSON_CONF} +filename=${FTL_BDEV_NAME} +thread=1 +direct=1 +iodepth=1 +rw=randwrite +size=256M +verify=crc32c +do_verify=1 +verify_dump=0 +verify_state_save=0 +verify_backlog=16 +verify_fatal=1 +bs=68k +random_distribution=normal + +[test] +numjobs=1 diff --git a/src/spdk/test/ftl/config/fio/randw.fio b/src/spdk/test/ftl/config/fio/randw.fio new file mode 100644 index 000000000..f5b20b124 --- /dev/null +++ b/src/spdk/test/ftl/config/fio/randw.fio @@ -0,0 +1,18 @@ +[global] +ioengine=spdk_bdev +spdk_json_conf=${FTL_JSON_CONF} +filename=${FTL_BDEV_NAME} +direct=1 +thread=1 +buffered=0 +size=100% +randrepeat=0 +time_based +norandommap + +[test] +bs=4k +numjobs=1 +rw=randwrite +iodepth=64 +runtime=1200 diff --git a/src/spdk/test/ftl/dirty_shutdown.sh b/src/spdk/test/ftl/dirty_shutdown.sh new file mode 100755 index 000000000..c0e1f3115 --- /dev/null +++ b/src/spdk/test/ftl/dirty_shutdown.sh @@ -0,0 +1,93 @@ +#!/usr/bin/env bash + +testdir=$(readlink -f $(dirname $0)) +rootdir=$(readlink -f $testdir/../..) +source $rootdir/test/common/autotest_common.sh +source $testdir/common.sh + +rpc_py=$rootdir/scripts/rpc.py + +while getopts ':u:c:' opt; do + case $opt in + u) uuid=$OPTARG ;; + c) nv_cache=$OPTARG ;; + ?) echo "Usage: $0 [-u UUID] [-c NV_CACHE_PCI_BDF] OCSSD_PCI_BDF" && exit 1 ;; + esac +done +shift $((OPTIND - 1)) + +device=$1 + +restore_kill() { + rm -f $testdir/config/ftl.json + rm -f $testdir/testfile.md5 + rm -f $testdir/testfile2.md5 + + killprocess $svcpid || true + rmmod nbd || true +} + +trap "restore_kill; exit 1" SIGINT SIGTERM EXIT + +chunk_size=$(get_chunk_size $device) +num_group=$(get_num_group $device) +num_pu=$(get_num_pu $device) +pu_count=$((num_group * num_pu)) + +# Write one band worth of data + one extra chunk +data_size=$((chunk_size * (pu_count + 1))) + +"$SPDK_BIN_DIR/spdk_tgt" --json <(gen_ftl_nvme_conf) & +svcpid=$! +waitforlisten $svcpid + +if [ -n "$nv_cache" ]; then + nvc_bdev=$(create_nv_cache_bdev nvc0 $device $nv_cache $pu_count) +fi + +$rpc_py bdev_nvme_attach_controller -b nvme0 -a $device -t pcie +$rpc_py bdev_ocssd_create -c nvme0 -b nvme0n1 -n 1 +ftl_construct_args="bdev_ftl_create -b ftl0 -d nvme0n1 -o" + +[ -n "$nvc_bdev" ] && ftl_construct_args+=" -c $nvc_bdev" +[ -n "$uuid" ] && ftl_construct_args+=" -u $uuid" + +$rpc_py $ftl_construct_args + +# Load the nbd driver +modprobe nbd +$rpc_py nbd_start_disk ftl0 /dev/nbd0 +waitfornbd nbd0 + +$rpc_py save_config > $testdir/config/ftl.json + +dd if=/dev/urandom of=/dev/nbd0 bs=4K count=$data_size oflag=dsync +# Calculate checksum of the data written +dd if=/dev/nbd0 bs=4K count=$data_size | md5sum > $testdir/testfile.md5 +$rpc_py nbd_stop_disk /dev/nbd0 + +# Force kill bdev service (dirty shutdown) and start it again +kill -9 $svcpid +rm -f /dev/shm/spdk_tgt_trace.pid$svcpid + +"$SPDK_BIN_DIR/spdk_tgt" --json <(gen_ftl_nvme_conf) -L ftl_init & +svcpid=$! +waitforlisten $svcpid + +$rpc_py load_config < $testdir/config/ftl.json +waitfornbd nbd0 + +# Write extra data after restore +dd if=/dev/urandom of=/dev/nbd0 bs=4K count=$chunk_size seek=$data_size oflag=dsync +# Save md5 data +dd if=/dev/nbd0 bs=4K count=$chunk_size skip=$data_size | md5sum > $testdir/testfile2.md5 + +# Make sure all data will be read from disk +echo 3 > /proc/sys/vm/drop_caches + +# Verify that the checksum matches and the data is consistent +dd if=/dev/nbd0 bs=4K count=$data_size | md5sum -c $testdir/testfile.md5 +dd if=/dev/nbd0 bs=4K count=$chunk_size skip=$data_size | md5sum -c $testdir/testfile2.md5 + +trap - SIGINT SIGTERM EXIT +restore_kill diff --git a/src/spdk/test/ftl/fio.sh b/src/spdk/test/ftl/fio.sh new file mode 100755 index 000000000..3ad2a085a --- /dev/null +++ b/src/spdk/test/ftl/fio.sh @@ -0,0 +1,68 @@ +#!/usr/bin/env bash + +testdir=$(readlink -f $(dirname $0)) +rootdir=$(readlink -f $testdir/../..) +source $rootdir/test/common/autotest_common.sh +source $testdir/common.sh + +declare -A suite +suite['basic']='randw-verify randw-verify-j2 randw-verify-depth128' +suite['extended']='drive-prep randw-verify-qd128-ext randw randr randrw' + +rpc_py=$rootdir/scripts/rpc.py + +fio_kill() { + killprocess $svcpid + rm -f $FTL_JSON_CONF +} + +device=$1 +tests=${suite[$2]} +uuid=$3 + +if [[ $CONFIG_FIO_PLUGIN != y ]]; then + echo "FIO not available" + exit 1 +fi + +if [ -z "$tests" ]; then + echo "Invalid test suite '$2'" + exit 1 +fi + +export FTL_BDEV_NAME=ftl0 +export FTL_JSON_CONF=$testdir/config/ftl.json + +trap "fio_kill; exit 1" SIGINT SIGTERM EXIT + +"$SPDK_BIN_DIR/spdk_tgt" --json <(gen_ftl_nvme_conf) & +svcpid=$! +waitforlisten $svcpid + +$rpc_py bdev_nvme_attach_controller -b nvme0 -a $device -t pcie +$rpc_py bdev_ocssd_create -c nvme0 -b nvme0n1 + +if [ -z "$uuid" ]; then + $rpc_py bdev_ftl_create -b ftl0 -d nvme0n1 +else + $rpc_py bdev_ftl_create -b ftl0 -d nvme0n1 -u $uuid +fi + +waitforbdev ftl0 + +( + echo '{"subsystems": [' + $rpc_py save_subsystem_config -n bdev + echo ']}' +) > $FTL_JSON_CONF + +killprocess $svcpid +trap - SIGINT SIGTERM EXIT + +for test in ${tests}; do + timing_enter $test + fio_bdev $testdir/config/fio/$test.fio + timing_exit $test +done + +rm -f $FTL_JSON_CONF diff --git a/src/spdk/test/ftl/ftl.sh b/src/spdk/test/ftl/ftl.sh new file mode 100755 index 000000000..b432bdfb0 --- /dev/null +++ b/src/spdk/test/ftl/ftl.sh @@ -0,0 +1,80 @@ +#!/usr/bin/env bash + +testdir=$(readlink -f $(dirname $0)) +rootdir=$(readlink -f $testdir/../..) +source $rootdir/test/common/autotest_common.sh +source $testdir/common.sh + +rpc_py=$rootdir/scripts/rpc.py + +function at_ftl_exit() { + # restore original driver + PCI_WHITELIST="$device" PCI_BLACKLIST="" DRIVER_OVERRIDE="$ocssd_original_dirver" $rootdir/scripts/setup.sh +} + +read -r device _ <<< "$OCSSD_PCI_DEVICES" + +if [[ -z "$device" ]]; then + echo "OCSSD device list is empty." + echo "This test require that OCSSD_PCI_DEVICES environment variable to be set" + echo "and point to OCSSD devices PCI BDF. You can specify multiple space" + echo "separated BDFs in this case first one will be used." + exit 1 +fi + +ocssd_original_dirver="$(basename $(readlink /sys/bus/pci/devices/$device/driver))" + +trap 'at_ftl_exit' SIGINT SIGTERM EXIT + +# OCSSD is blacklisted so bind it to vfio/uio driver before testing +PCI_WHITELIST="$device" PCI_BLACKLIST="" DRIVER_OVERRIDE="" $rootdir/scripts/setup.sh + +# Use first regular NVMe disk (non-OC) as non-volatile cache +nvme_disks=$($rootdir/scripts/gen_nvme.sh --json | jq -r \ + ".config[] | select(.params.traddr != \"$device\").params.traddr") + +for disk in $nvme_disks; do + if has_separate_md $disk; then + nv_cache=$disk + break + fi +done + +if [ -z "$nv_cache" ]; then + # TODO: once CI has devices with separate metadata support fail the test here + echo "Couldn't find NVMe device to be used as non-volatile cache" +fi + +run_test "ftl_bdevperf" $testdir/bdevperf.sh $device +run_test "ftl_bdevperf_append" $testdir/bdevperf.sh $device --use_append + +run_test "ftl_restore" $testdir/restore.sh $device +if [ -n "$nv_cache" ]; then + run_test "ftl_restore_nv_cache" $testdir/restore.sh -c $nv_cache $device +fi + +if [ -n "$nv_cache" ]; then + run_test "ftl_dirty_shutdown" $testdir/dirty_shutdown.sh -c $nv_cache $device +fi + +run_test "ftl_json" $testdir/json.sh $device + +if [ $SPDK_TEST_FTL_EXTENDED -eq 1 ]; then + run_test "ftl_fio_basic" $testdir/fio.sh $device basic + + "$SPDK_BIN_DIR/spdk_tgt" --json <(gen_ftl_nvme_conf) & + svcpid=$! + + trap 'killprocess $svcpid; exit 1' SIGINT SIGTERM EXIT + + waitforlisten $svcpid + + $rpc_py bdev_nvme_attach_controller -b nvme0 -a $device -t pcie + $rpc_py bdev_ocssd_create -c nvme0 -b nvme0n1 -n 1 + uuid=$($rpc_py bdev_ftl_create -b ftl0 -d nvme0n1 | jq -r '.uuid') + killprocess $svcpid + + trap - SIGINT SIGTERM EXIT + + run_test "ftl_fio_extended" $testdir/fio.sh $device extended $uuid +fi diff --git a/src/spdk/test/ftl/json.sh b/src/spdk/test/ftl/json.sh new file mode 100755 index 000000000..0052665f8 --- /dev/null +++ b/src/spdk/test/ftl/json.sh @@ -0,0 +1,38 @@ +#!/usr/bin/env bash + +testdir=$(readlink -f $(dirname $0)) +rootdir=$(readlink -f $testdir/../..) +source $rootdir/test/common/autotest_common.sh +source $testdir/common.sh + +rpc_py=$rootdir/scripts/rpc.py + +device=$1 + +json_kill() { + killprocess $svcpid +} + +trap "json_kill; exit 1" SIGINT SIGTERM EXIT + +"$SPDK_BIN_DIR/spdk_tgt" --json <(gen_ftl_nvme_conf) & +svcpid=$! +waitforlisten $svcpid + +# Create new bdev from json configuration +$rootdir/scripts/gen_ftl.sh -n ftl0 -d nvme0n1 | $rpc_py load_subsystem_config +$rpc_py bdev_nvme_attach_controller -b nvme0 -a $device -t pcie +$rpc_py bdev_ocssd_create -c nvme0 -b nvme0n1 -n 1 + +waitforbdev ftl0 +uuid=$($rpc_py bdev_get_bdevs | jq -r ".[] | select(.name==\"ftl0\").uuid") + +$rpc_py bdev_ftl_delete -b ftl0 + +# Restore bdev from json configuration +$rootdir/scripts/gen_ftl.sh -n ftl0 -d nvme0n1 -u $uuid | $rpc_py load_subsystem_config +$rpc_py bdev_ftl_delete -b ftl0 +$rpc_py bdev_nvme_detach_controller nvme0 + +trap - SIGINT SIGTERM EXIT +json_kill diff --git a/src/spdk/test/ftl/restore.sh b/src/spdk/test/ftl/restore.sh new file mode 100755 index 000000000..7b6b0ef05 --- /dev/null +++ b/src/spdk/test/ftl/restore.sh @@ -0,0 +1,99 @@ +#!/usr/bin/env bash + +testdir=$(readlink -f $(dirname $0)) +rootdir=$(readlink -f $testdir/../..) +source $rootdir/test/common/autotest_common.sh +source $testdir/common.sh + +rpc_py=$rootdir/scripts/rpc.py + +mount_dir=$(mktemp -d) + +while getopts ':u:c:' opt; do + case $opt in + u) uuid=$OPTARG ;; + c) nv_cache=$OPTARG ;; + ?) echo "Usage: $0 [-u UUID] [-c NV_CACHE_PCI_BDF] OCSSD_PCI_BDF" && exit 1 ;; + esac +done +shift $((OPTIND - 1)) +device=$1 +num_group=$(get_num_group $device) +num_pu=$(get_num_pu $device) +pu_count=$((num_group * num_pu)) + +restore_kill() { + if mount | grep $mount_dir; then + umount $mount_dir + fi + rm -rf $mount_dir + rm -f $testdir/testfile.md5 + rm -f $testdir/testfile2.md5 + rm -f $testdir/config/ftl.json + + killprocess $svcpid + rmmod nbd || true +} + +trap "restore_kill; exit 1" SIGINT SIGTERM EXIT + +"$SPDK_BIN_DIR/spdk_tgt" --json <(gen_ftl_nvme_conf) & +svcpid=$! +# Wait until spdk_tgt starts +waitforlisten $svcpid + +if [ -n "$nv_cache" ]; then + nvc_bdev=$(create_nv_cache_bdev nvc0 $device $nv_cache $pu_count) +fi + +$rpc_py bdev_nvme_attach_controller -b nvme0 -a $device -t pcie +$rpc_py bdev_ocssd_create -c nvme0 -b nvme0n1 -n 1 +ftl_construct_args="bdev_ftl_create -b ftl0 -d nvme0n1" + +[ -n "$uuid" ] && ftl_construct_args+=" -u $uuid" +[ -n "$nv_cache" ] && ftl_construct_args+=" -c $nvc_bdev" + +$rpc_py $ftl_construct_args + +# Load the nbd driver +modprobe nbd +$rpc_py nbd_start_disk ftl0 /dev/nbd0 +waitfornbd nbd0 + +$rpc_py save_config > $testdir/config/ftl.json + +# Prepare the disk by creating ext4 fs and putting a file on it +make_filesystem ext4 /dev/nbd0 +mount /dev/nbd0 $mount_dir +dd if=/dev/urandom of=$mount_dir/testfile bs=4K count=256K +sync +mount -o remount /dev/nbd0 $mount_dir +md5sum $mount_dir/testfile > $testdir/testfile.md5 + +# Kill bdev service and start it again +umount $mount_dir +killprocess $svcpid + +"$SPDK_BIN_DIR/spdk_tgt" --json <(gen_ftl_nvme_conf) -L ftl_init & +svcpid=$! +# Wait until spdk_tgt starts +waitforlisten $svcpid + +$rpc_py load_config < $testdir/config/ftl.json +waitfornbd nbd0 + +mount /dev/nbd0 $mount_dir + +# Write second file, to make sure writer thread has restored properly +dd if=/dev/urandom of=$mount_dir/testfile2 bs=4K count=256K +md5sum $mount_dir/testfile2 > $testdir/testfile2.md5 + +# Make sure second file will be read from disk +echo 3 > /proc/sys/vm/drop_caches + +# Check both files have proper data +md5sum -c $testdir/testfile.md5 +md5sum -c $testdir/testfile2.md5 + +trap - SIGINT SIGTERM EXIT +restore_kill -- cgit v1.2.3