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/*
* Copyright (C) 2022 The Android Open Source Project
*
* 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 <gtest/gtest.h>
#include <vintf/VintfObject.h>
#include <fstream>
#include <string>
namespace android {
namespace net {
namespace {
using ::android::vintf::RuntimeInfo;
using ::android::vintf::VintfObject;
class KernelConfigVerifier final {
public:
KernelConfigVerifier() : mRuntimeInfo(VintfObject::GetRuntimeInfo()) {}
bool hasOption(const std::string& option) const {
const auto& configMap = mRuntimeInfo->kernelConfigs();
auto it = configMap.find(option);
if (it != configMap.cend()) {
return it->second == "y";
}
return false;
}
private:
std::shared_ptr<const RuntimeInfo> mRuntimeInfo;
};
bool isGsiImage() {
std::ifstream ifs("/system/system_ext/etc/init/init.gsi.rc");
return ifs.good();
}
} // namespace
/**
* If this test fails, enable the following kernel modules in your kernel config:
* CONFIG_NET_CLS_MATCHALL=y
* CONFIG_NET_ACT_POLICE=y
* CONFIG_NET_ACT_BPF=y
*/
TEST(KernelTest, TestRateLimitingSupport) {
if (isGsiImage()) {
// skip test on gsi images
GTEST_SKIP() << "GSI Image";
}
KernelConfigVerifier configVerifier;
ASSERT_TRUE(configVerifier.hasOption("CONFIG_NET_CLS_MATCHALL"));
ASSERT_TRUE(configVerifier.hasOption("CONFIG_NET_ACT_POLICE"));
ASSERT_TRUE(configVerifier.hasOption("CONFIG_NET_ACT_BPF"));
}
} // namespace net
} // namespace android
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