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Commit 57a85e21 authored by Hui Peng's avatar Hui Peng Committed by Automerger Merge Worker
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Merge "Add regression test for b/254774758" into tm-dev am: 976361c4 

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/20617178



Change-Id: I6563559a4fe105aa3574be54760846e0835347b7
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents e2d764ed 976361c4

system/gd/Android.bp

+1 −0
Original line number Diff line number Diff line
@@ -373,6 +373,7 @@ cc_test { 
        ":BluetoothShimTestSources",

        ":BluetoothSecurityUnitTestSources",

        ":BluetoothStorageUnitTestSources",

        ":BluetoothBtaaSources_linux_generic_tests",

    ],

    generated_headers: [

        "BluetoothGeneratedBundlerSchema_h_bfbs",

system/gd/btaa/Android.bp

+7 −0
Original line number Diff line number Diff line
@@ -30,3 +30,10 @@ filegroup { 
        "linux_generic/wakelock_processor.cc",

    ],

}



filegroup {

    name: "BluetoothBtaaSources_linux_generic_tests",

    srcs: [

        "linux_generic/attribution_processor_tests.cc",

    ],

}

system/gd/btaa/linux_generic/attribution_processor_tests.cc

0 → 100644
+85 −0
Original line number Diff line number Diff line 
/*

 * Copyright 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 <base/strings/stringprintf.h>

#include <gtest/gtest.h>

#include <unistd.h>



#include <chrono>

#include <functional>

#include <memory>

#include <vector>



#include "btaa/activity_attribution.h"

#include "btaa/attribution_processor.h"



using bluetooth::hci::Address;

using namespace bluetooth::activity_attribution;

using namespace std::chrono;



// mock for std::chrono::system_clock::now

static AttributionProcessor::ClockType now_ret_val;

static AttributionProcessor::ClockType fake_now() {

  return now_ret_val;

}



class AttributionProcessorTest : public ::testing::Test {

 protected:

  void SetUp() override {

    pAttProc = std::make_unique<AttributionProcessor>(fake_now);

  }

  void TearDown() override {

    pAttProc.reset();

  }



  std::unique_ptr<AttributionProcessor> pAttProc;

};



static void fake_now_set_current() {

  now_ret_val = system_clock::now();

}



static void fake_now_advance_1000sec() {

  now_ret_val += seconds(1000s);

}



TEST_F(AttributionProcessorTest, UAFInOnWakelockReleasedRegressionTest) {

  std::vector<BtaaHciPacket> btaaPackets;

  Address addr;



  fake_now_set_current();



  // setup the condition 1 for triggering erase operation

  // add 220 entries in app_activity_aggregator_

  // and btaa_aggregator_

  for (int i = 0; i < 220; i++) {

    std::string addrStr = base::StringPrintf("21:43:65:87:a9:%02x", i + 10);

    ASSERT_TRUE(Address::FromString(addrStr, addr));

    BtaaHciPacket packet(Activity::ACL, addr, 30 * i);

    btaaPackets.push_back(packet);

    pAttProc->NotifyActivityAttributionInfo(i + 1000, "com.test.app" + std::to_string(i), addrStr);

  }



  pAttProc->OnBtaaPackets(btaaPackets);

  pAttProc->OnWakelockReleased(100);



  // setup the condition 2 for triggering erase operation

  // make elapsed_time_sec > 900s

  fake_now_advance_1000sec();



  pAttProc->OnBtaaPackets(btaaPackets);

  pAttProc->OnWakelockReleased(100);

}