llvm_nvme_fuzz: enable running llvm nvmf test in parallel (1fa3b4f7) · Commits · Public Repositories / spdk

test/fuzz/llvm/nvmf/fuzz_json.conf

+0 −9

Original line number	Diff line number	Diff line
		@@ -53,15 +53,6 @@
		{
		"subsystem": "nvmf",
		"config": [
		{
		"method": "nvmf_set_config",
		"params": {
		"poll_groups_mask": "0x1",
		"admin_cmd_passthru": {
		"identify_ctrlr": false
		}
		}
		},
		{
		"method": "nvmf_create_transport",
		"params": {

test/fuzz/llvm/nvmf/run.sh

+32 −34

Original line number	Diff line number	Diff line
		@@ -3,6 +3,8 @@
		# Copyright (C) 2021 Intel Corporation
		# All rights reserved.
		#

		FUZZER=nvmf
		if [[ $SPDK_TEST_FUZZER_SHORT -eq 0 ]]; then
		TIME=60000
		else
		@@ -19,54 +21,50 @@ done

		function start_llvm_fuzz() {
		local fuzzer_type=$1
		local corpus_dir
		corpus_dir=/tmp/llvm_fuzz$fuzzer_type
		local timen=$2
		local core=$3
		local corpus_dir=$rootdir/../corpus/llvm_nvmf_$fuzzer_type
		local nvmf_cfg=/tmp/fuzz_json_$fuzzer_type.conf

		port="44$(printf "%02d" $fuzzer_type)"
		mkdir -p $corpus_dir
		$rootdir/test/app/fuzz/llvm_nvme_fuzz/llvm_nvme_fuzz -m 0x1 -i 0 -F "$trid" -c $testdir/fuzz_json.conf -t $TIME -D $corpus_dir -Z $fuzzer_type
		}

		function run_fuzz() {
		local startday
		local today
		local interval=0
		local weekloop
		# Get the date number, format is like '22078'
		# The purpose is when Jenkins schedule one fuzz in Saturday
		# We can decide which one fuzz will be run , there are lots of fuzz, but only run one of them in Saturday each time
		# and make sure all fuzz will be tested, so use this function. Such run fuzz 0 in 03/26, and run fuzz 1 in 04/02, run fuzz 2 in 04/09 ....
		startday=$(date -d '2022-03-19' '+%y%j')
		today=$(date '+%y%j')
		interval=$(((today - startday) / 7))
		weekloop=$((interval / fuzz_num))
		if [[ $weekloop -lt 1 ]]; then # The first loop of fuzz
		fuzzer_type=$interval
		else
		fuzzer_type=$((interval % fuzz_num))
		fi
		start_llvm_fuzz $fuzzer_type &> $output_dir/fuzzer_${fuzzer_type}.log
		trid="trtype:tcp adrfam:IPv4 subnqn:nqn.2016-06.io.spdk:cnode1 traddr:127.0.0.1 trsvcid:$port"
		sed -e "s/\"trsvcid\": \"4420\"/\"trsvcid\": \"$port\"/" $testdir/fuzz_json.conf > $nvmf_cfg

		$rootdir/test/app/fuzz/llvm_nvme_fuzz/llvm_nvme_fuzz \
		-m $core \
		-s $mem_size \
		-F "$trid" \
		-c $nvmf_cfg \
		-t $timen \
		-D $corpus_dir \
		-Z $fuzzer_type \
		-r /var/tmp/spdk$fuzzer_type.sock

		rm -rf $nvmf_cfg
		}

		testdir=$(readlink -f $(dirname $0))
		rootdir=$(readlink -f $testdir/../../../../)
		source $rootdir/test/common/autotest_common.sh
		source $rootdir/test/setup/common.sh
		source $testdir/../common.sh

		fuzzfile=$rootdir/test/app/fuzz/llvm_nvme_fuzz/llvm_nvme_fuzz.c
		fuzz_num=$(($(grep -c "fn =" $fuzzfile) - 1))
		[[ $fuzz_num -ne 0 ]]
		fuzz_num=$(($(grep -c "\.fn =" $fuzzfile) - 1))
		((fuzz_num != 0))

		trap 'process_shm --id 0; rm -rf /tmp/llvm_fuzz*; exit 1' SIGINT SIGTERM EXIT

		trid="trtype:tcp adrfam:IPv4 subnqn:nqn.2016-06.io.spdk:cnode1 traddr:127.0.0.1 trsvcid:4420"
		trap 'cleanup /tmp/llvm_fuzz*; exit 1' SIGINT SIGTERM EXIT

		mem_size=512
		if [[ $SPDK_TEST_FUZZER_SHORT -eq 1 ]]; then
		for ((i = 0; i < fuzz_num; i++)); do
		start_llvm_fuzz $i
		done
		start_llvm_fuzz_short $fuzz_num $TIME
		elif [[ $SPDK_TEST_FUZZER -eq 1 ]]; then
		run_fuzz
		get_testn $fuzz_num $mem_size
		start_llvm_fuzz_all $TESTN $fuzz_num $TIME
		else
		start_llvm_fuzz $1
		start_llvm_fuzz $1 $TIME 0x1
		fi

		rm -rf /tmp/llvm_fuzz*
		trap - SIGINT SIGTERM EXIT

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