autotest: Move the llvm_nvme_fuzz to test/fuzz

Signed-off-by: Michal Berger <michal.berger@intel.com>
Change-Id: I2ccdd807a6585dd7b24c01f3880df721147b1c71
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/14555
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>

autotest.sh

@@ -344,13 +344,7 @@ if [ $SPDK_RUN_FUNCTIONAL_TEST -eq 1 ]; then
 	fi
 
 	if [[ $SPDK_TEST_FUZZER -eq 1 ]]; then
-		# TODO: Consider re-using test/fuzz directory for all fuzzing tests with proper
-		# structure, e.g.: test/fuzz/nvmf/*, test/fuzz/vfio/*, etc.
-		if [[ $SPDK_TEST_VFIOUSER -eq 1 ]]; then
-			run_test "nvmf_vfio_llvm_fuzz" test/nvmf/target/llvm_vfio_fuzz.sh
-		else
-			run_test "nvmf_llvm_fuzz" test/nvmf/target/llvm_nvme_fuzz.sh
-		fi
+		run_test "llvm_fuzz" test/fuzz/llvm.sh
 	fi
 
 	if [[ $SPDK_TEST_RAID5 -eq 1 ]]; then

test/common/autotest_common.sh

@@ -171,6 +171,9 @@ export SPDK_TEST_SMA
 export SPDK_TEST_DAOS
 : ${SPDK_TEST_XNVME:=0}
 export SPDK_TEST_XNVME
+# Comma-separated list of fuzzer targets matching test/fuzz/llvm/$target
+: ${SPDK_TEST_FUZZER_TARGET:=}
+export SPDK_TEST_FUZZER_TARGET
 
 # always test with SPDK shared objects.
 export SPDK_LIB_DIR="$rootdir/build/lib"
@@ -504,10 +507,42 @@ function get_config_params() {
 		config_params+=' --with-xnvme'
 	fi
 
+	if [[ $SPDK_TEST_FUZZER -eq 1 ]]; then
+		config_params+=" $(get_fuzzer_target_config)"
+	fi
+
 	echo "$config_params"
 	xtrace_restore
 }
 
+function get_fuzzer_target_config() {
+	local -A fuzzer_targets_to_config=()
+	local config target
+
+	fuzzer_targets_to_config["vfio"]="--with-vfio-user"
+	for target in $(get_fuzzer_targets); do
+		[[ -n ${fuzzer_targets_to_config["$target"]} ]] || continue
+		config+=("${fuzzer_targets_to_config["$target"]}")
+	done
+
+	if ((${#config[@]} > 0)); then
+		echo "${config[*]}"
+	fi
+}
+
+function get_fuzzer_targets() {
+	local fuzzers=()
+
+	if [[ -n $SPDK_TEST_FUZZER_TARGET ]]; then
+		IFS="," read -ra fuzzers <<< "$SPDK_TEST_FUZZER_TARGET"
+	else
+		fuzzers=("$rootdir/test/fuzz/llvm/"*)
+		fuzzers=("${fuzzers[@]##*/}")
+	fi
+
+	echo "${fuzzers[*]}"
+}
+
 function rpc_cmd() {
 	xtrace_disable
 	local rsp rc=1

test/fuzz/llvm.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+testdir=$(readlink -f "$(dirname "$0")")
+rootdir=$(readlink -f "$testdir/../../")
+
+source "$rootdir/test/common/autotest_common.sh"
+
+fuzzers=($(get_fuzzer_targets))
+
+for fuzzer in "${fuzzers[@]}"; do
+	case "$fuzzer" in
+		nvmf) run_test "nvmf_fuzz" "$testdir/llvm/$fuzzer/run.sh" ;;
+		vfio) run_test "vfio_fuzz" "$testdir/llvm/$fuzzer/run.sh" ;;
+	esac
+done

test/fuzz/llvm/nvmf/run.sh

@@ -44,7 +44,7 @@ function run_fuzz() {
 }
 
 testdir=$(readlink -f $(dirname $0))
-rootdir=$(readlink -f $testdir/../../..)
+rootdir=$(readlink -f $testdir/../../../../)
 source $rootdir/test/common/autotest_common.sh
 
 fuzzfile=$rootdir/test/app/fuzz/llvm_nvme_fuzz/llvm_nvme_fuzz.c

test/fuzz/llvm/vfio/run.sh

@@ -48,7 +48,7 @@ function run_fuzz() {
 }
 
 testdir=$(readlink -f $(dirname $0))
-rootdir=$(readlink -f $testdir/../../..)
+rootdir=$(readlink -f $testdir/../../../../)
 source $rootdir/test/common/autotest_common.sh
 
 fuzzfile=$rootdir/test/app/fuzz/llvm_vfio_fuzz/llvm_vfio_fuzz.c