新增fuzz测试用例

Signed-off-by: xiekaiming <xiekaiming2@huawei.com>

bundle.json

@@ -47,7 +47,8 @@
         }
       ],
       "test": [
-        "//base/customization/config_policy/test/unittest:ConfigPolicyUtilsTest"
+        "//base/customization/config_policy/test/unittest:ConfigPolicyUtilsTest",
+        "//base/customization/config_policy/test/fuzztest:fuzztest"
       ]
     }
   }

common/config/BUILD.gn

@@ -0,0 +1,24 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+declare_args() {
+  config_policy_feature_coverage = false
+}
+
+config("coverage_flags") {
+  if (config_policy_feature_coverage) {
+    cflags = [ "--coverage" ]
+    cflags_cc = [ "--coverage" ]
+    ldflags = [ "--coverage" ]
+  }
+}

test/fuzztest/BUILD.gn

@@ -0,0 +1,22 @@
+# Copyright (c) 2023 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+group("fuzztest") {
+  testonly = true
+  deps = [
+    "getonecfgfile_fuzzer:GetOneCfgFileFuzzTest",
+    "getonecfgfileex_fuzzer:GetOneCfgFileExFuzzTest",
+    "getcfgfiles_fuzzer:GetCfgFilesFuzzTest",
+    "getcfgfilesex_fuzzer:GetCfgFilesExFuzzTest",
+  ]
+}

test/fuzztest/getcfgfiles_fuzzer/BUILD.gn

@@ -0,0 +1,44 @@
+# Copyright (c) 2023 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#####################hydra-fuzz###################
+import("//build/config/features.gni")
+import("//build/ohos.gni")
+import("//build/test.gni")
+module_output_path = "customization/config_policy"
+
+##############################fuzztest##########################################
+ohos_fuzztest("GetCfgFilesFuzzTest") {
+  module_out_path = module_output_path
+
+  fuzz_config_file = "."
+
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+  include_dirs = [ "../../../interfaces/inner_api/include" ]
+  configs = [ "../../../common/config:coverage_flags" ]
+  sources = [ "getcfgfiles_fuzzer.cpp" ]
+
+  deps = [ "../../../frameworks/config_policy:configpolicy_util" ]
+
+  external_deps = [
+    "c_utils:utils"
+  ]
+
+  subsystem_name = "customization"
+  part_name = "config_policy"
+}

test/fuzztest/getcfgfiles_fuzzer/corpus/init

@@ -0,0 +1,14 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FUZZ

test/fuzztest/getcfgfiles_fuzzer/getcfgfiles_fuzzer.cpp

@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <cstddef>
+#include <cstdint>
+#include <string>
+
+#include "config_policy_utils.h"
+
+#define FUZZ_PROJECT_NAME "getcfgfiles_fuzzer"
+
+
+namespace OHOS {
+    bool fuzzGetCfgFiles(const uint8_t* data, size_t size)
+    {
+        std::string cfgPath((const char*) data, size);
+        CfgFiles *cfgFiles = GetCfgFiles(cfgPath.c_str());
+        bool result = cfgFiles != nullptr;
+        FreeCfgFiles(cfgFiles);
+        return result;
+    }
+}
+
+// Fuzzer entry point.
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    if (data == nullptr) {
+        return 0;
+    }
+    // Run your code on data.
+    OHOS::fuzzGetCfgFiles(data, size);
+    return 0;
+}

test/fuzztest/getcfgfiles_fuzzer/project.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2023 Huawei Device Co., Ltd.
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>

test/fuzztest/getcfgfilesex_fuzzer/BUILD.gn

@@ -0,0 +1,44 @@
+# Copyright (c) 2023 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#####################hydra-fuzz###################
+import("//build/config/features.gni")
+import("//build/ohos.gni")
+import("//build/test.gni")
+module_output_path = "customization/config_policy"
+
+##############################fuzztest##########################################
+ohos_fuzztest("GetCfgFilesExFuzzTest") {
+  module_out_path = module_output_path
+
+  fuzz_config_file = "."
+
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+  include_dirs = [ "../../../interfaces/inner_api/include" ]
+  configs = [ "../../../common/config:coverage_flags" ]
+  sources = [ "getcfgfilesex_fuzzer.cpp" ]
+
+  deps = [ "../../../frameworks/config_policy:configpolicy_util" ]
+
+  external_deps = [
+    "c_utils:utils"
+  ]
+
+  subsystem_name = "customization"
+  part_name = "config_policy"
+}

test/fuzztest/getcfgfilesex_fuzzer/corpus/init

@@ -0,0 +1,14 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FUZZ

test/fuzztest/getcfgfilesex_fuzzer/getcfgfilesex_fuzzer.cpp

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <cstddef>
+#include <cstdint>
+#include <string>
+
+#include "config_policy_utils.h"
+
+#define FUZZ_PROJECT_NAME "getcfgfilesex_fuzzer"
+
+
+namespace OHOS {
+    bool fuzzGetCfgFilesEx(const uint8_t* data, size_t size)
+    {
+        std::string cfgPath((const char*) data, size / 2);
+        std::string extra((const char*) data + size / 2, size / 2);
+        int followMode = (data[0] << 24) | (data[1] << 16) | (data[2] << 8) | data[3];
+        CfgFiles *cfgFiles = GetCfgFilesEx(cfgPath.c_str(), followMode, extra.c_str());
+        bool result = cfgFiles != nullptr;
+        FreeCfgFiles(cfgFiles);
+        return result;
+    }
+}
+
+// Fuzzer entry point.
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    if (data == nullptr) {
+        return 0;
+    }
+    // Run your code on data.
+    OHOS::fuzzGetCfgFilesEx(data, size);
+    return 0;
+}

test/fuzztest/getcfgfilesex_fuzzer/project.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2023 Huawei Device Co., Ltd.
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>

test/fuzztest/getonecfgfile_fuzzer/BUILD.gn

@@ -0,0 +1,44 @@
+# Copyright (c) 2023 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#####################hydra-fuzz###################
+import("//build/config/features.gni")
+import("//build/ohos.gni")
+import("//build/test.gni")
+module_output_path = "customization/config_policy"
+
+##############################fuzztest##########################################
+ohos_fuzztest("GetOneCfgFileFuzzTest") {
+  module_out_path = module_output_path
+
+  fuzz_config_file = "."
+
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+  include_dirs = [ "../../../interfaces/inner_api/include" ]
+  configs = [ "../../../common/config:coverage_flags" ]
+  sources = [ "getonecfgfile_fuzzer.cpp" ]
+
+  deps = [ "../../../frameworks/config_policy:configpolicy_util" ]
+
+  external_deps = [
+    "c_utils:utils"
+  ]
+
+  subsystem_name = "customization"
+  part_name = "config_policy"
+}

test/fuzztest/getonecfgfile_fuzzer/corpus/init

@@ -0,0 +1,14 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FUZZ

test/fuzztest/getonecfgfile_fuzzer/getonecfgfile_fuzzer.cpp

@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <cstddef>
+#include <cstdint>
+#include <string>
+
+#include "config_policy_utils.h"
+
+#define FUZZ_PROJECT_NAME "getonecfgfile_fuzzer"
+
+
+namespace OHOS {
+    bool fuzzGetOneCfgFile(const uint8_t* data, size_t size)
+    {
+        std::string userPath((const char*) data, size);
+        char buf[MAX_PATH_LEN] = {0};
+        char *filePath = GetOneCfgFile(userPath.c_str(), buf, MAX_PATH_LEN);
+        return filePath != nullptr;
+    }
+}
+
+// Fuzzer entry point.
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    if (data == nullptr) {
+        return 0;
+    }
+    // Run your code on data.
+    OHOS::fuzzGetOneCfgFile(data, size);
+    return 0;
+}

test/fuzztest/getonecfgfile_fuzzer/project.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2023 Huawei Device Co., Ltd.
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>

test/fuzztest/getonecfgfileex_fuzzer/BUILD.gn

@@ -0,0 +1,44 @@
+# Copyright (c) 2023 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#####################hydra-fuzz###################
+import("//build/config/features.gni")
+import("//build/ohos.gni")
+import("//build/test.gni")
+module_output_path = "customization/config_policy"
+
+##############################fuzztest##########################################
+ohos_fuzztest("GetOneCfgFileExFuzzTest") {
+  module_out_path = module_output_path
+
+  fuzz_config_file = "."
+
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+  include_dirs = [ "../../../interfaces/inner_api/include" ]
+  configs = [ "../../../common/config:coverage_flags" ]
+  sources = [ "getonecfgfileex_fuzzer.cpp" ]
+
+  deps = [ "../../../frameworks/config_policy:configpolicy_util" ]
+
+  external_deps = [
+    "c_utils:utils"
+  ]
+
+  subsystem_name = "customization"
+  part_name = "config_policy"
+}

test/fuzztest/getonecfgfileex_fuzzer/corpus/init

@@ -0,0 +1,14 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FUZZ

test/fuzztest/getonecfgfileex_fuzzer/getonecfgfileex_fuzzer.cpp

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <cstddef>
+#include <cstdint>
+#include <string>
+
+#include "config_policy_utils.h"
+
+#define FUZZ_PROJECT_NAME "getonecfgfileex_fuzzer"
+
+constexpr size_t MIN_SIZE = 4;
+
+namespace OHOS {
+    bool fuzzGetOneCfgFileEx(const uint8_t* data, size_t size)
+    {
+        std::string userPath((const char*) data, size / 2);
+        std::string extra((const char*) data + size / 2, size / 2);
+        int followMode = (data[0] << 24) | (data[1] << 16) | (data[2] << 8) | data[3];
+        char buf[MAX_PATH_LEN] = {0};
+        char *filePath = GetOneCfgFileEx(userPath.c_str(), buf, MAX_PATH_LEN, followMode, extra.c_str());
+        return filePath != nullptr;
+    }
+}
+
+// Fuzzer entry point.
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    if (data == nullptr || size < MIN_SIZE) {
+        return 0;
+    }
+    // Run your code on data.
+    OHOS::fuzzGetOneCfgFileEx(data, size);
+    return 0;
+}

test/fuzztest/getonecfgfileex_fuzzer/project.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2023 Huawei Device Co., Ltd.
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>

test/unittest/BUILD.gn

@@ -44,6 +44,6 @@ if (defined(ohos_lite)) {
     include_dirs = config_policy_include_dirs
     deps = config_policy_deps
     external_deps = [ "init:libbegetutil" ]
-    resource_config_file = "../resource/ohos_test.xml"
+    resource_config_file = "./resource/ohos_test.xml"
   }
 }