1b566ac7d9
Change-Id: I34074846d812d9bdf47af25f1275978c3508084b Signed-off-by: Hailiang Wang <hailiangx.e.wang@intel.com> Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/15696 Tested-by: SPDK CI Jenkins <sys_sgci@intel.com> Reviewed-by: Shuhei Matsumoto <smatsumoto@nvidia.com> Reviewed-by: Jim Harris <james.r.harris@intel.com>
100 lines
2.8 KiB
Bash
Executable File
100 lines
2.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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# SPDX-License-Identifier: BSD-3-Clause
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# Copyright (C) 2019 Intel Corporation
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# All rights reserved.
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#
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testdir=$(readlink -f $(dirname $0))
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rootdir=$(readlink -f $testdir/../..)
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source $rootdir/test/common/autotest_common.sh
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source $testdir/common.sh
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rpc_py=$rootdir/scripts/rpc.py
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spdk_dd="$SPDK_BIN_DIR/spdk_dd"
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while getopts ':u:c:' opt; do
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case $opt in
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u) uuid=$OPTARG ;;
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c) nv_cache=$OPTARG ;;
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?) echo "Usage: $0 [-u UUID] [-c NV_CACHE_PCI_BDF] BASE_PCI_BDF" && exit 1 ;;
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esac
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done
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shift $((OPTIND - 1))
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device=$1
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timeout=240
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block_size=4096
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chunk_size=262144
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data_size=$chunk_size
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restore_kill() {
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rm -f $testdir/config/ftl.json
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rm -f $testdir/testfile
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rm -f $testdir/testfile2
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rm -f $testdir/testfile.md5
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rm -f $testdir/testfile2.md5
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killprocess $svcpid || true
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rmmod nbd || true
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remove_shm
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}
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trap "restore_kill; exit 1" SIGINT SIGTERM EXIT
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"$SPDK_BIN_DIR/spdk_tgt" -m 0x1 &
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svcpid=$!
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# Wait until spdk_tgt starts
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waitforlisten $svcpid
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split_bdev=$(create_base_bdev nvme0 $device $((1024 * 101)))
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if [ -n "$nv_cache" ]; then
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nvc_bdev=$(create_nv_cache_bdev nvc0 $nv_cache $split_bdev)
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fi
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l2p_dram_size_mb=$(($(get_bdev_size $split_bdev) * 10 / 100 / 1024))
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ftl_construct_args="bdev_ftl_create -b ftl0 -d $split_bdev --l2p_dram_limit $l2p_dram_size_mb"
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[ -n "$uuid" ] && ftl_construct_args+=" -u $uuid"
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[ -n "$nv_cache" ] && ftl_construct_args+=" -c $nvc_bdev"
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$rpc_py -t $timeout $ftl_construct_args
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(
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echo '{"subsystems": ['
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$rpc_py save_subsystem_config -n bdev
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echo ']}'
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) > $testdir/config/ftl.json
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# Load the nbd driver
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modprobe nbd
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$rpc_py nbd_start_disk ftl0 /dev/nbd0
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waitfornbd nbd0
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# Write and calculate checksum of the data written
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$spdk_dd -m 0x2 -r /var/tmp/spdk_dd.sock --if=/dev/urandom --of=$testdir/testfile --bs=$block_size --count=$data_size
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md5sum $testdir/testfile > $testdir/testfile.md5
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$spdk_dd -m 0x2 -r /var/tmp/spdk_dd.sock --if=$testdir/testfile --of=/dev/nbd0 --bs=$block_size --count=$data_size --oflag=direct
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sync /dev/nbd0
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$rpc_py nbd_stop_disk /dev/nbd0
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$rpc_py bdev_ftl_unload -b ftl0
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# Force kill bdev service (dirty shutdown) and start it again
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kill -9 $svcpid
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rm -f /dev/shm/spdk_tgt_trace.pid$svcpid
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# Write extra data after restore
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$spdk_dd --if=/dev/urandom --of=$testdir/testfile2 --bs=$block_size --count=$chunk_size
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$spdk_dd --if=$testdir/testfile2 --ob=ftl0 --count=$chunk_size --seek=$data_size --json=$testdir/config/ftl.json
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# Save md5 data
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md5sum $testdir/testfile2 > $testdir/testfile2.md5
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# Verify that the checksum matches and the data is consistent
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$spdk_dd --ib=ftl0 --of=$testdir/testfile --count=$data_size --json=$testdir/config/ftl.json
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md5sum -c $testdir/testfile.md5
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$spdk_dd --ib=ftl0 --of=$testdir/testfile2 --count=$chunk_size --skip=$data_size --json=$testdir/config/ftl.json
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md5sum -c $testdir/testfile2.md5
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trap - SIGINT SIGTERM EXIT
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restore_kill
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