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Commit fa0a1d16 authored by Xusong Wang's avatar Xusong Wang Committed by Automerger Merge Worker
Browse files

Revert "Allow compilations in TOCTOU tests to fail with GENERAL_FAILURE." am: 3dca7994 

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1351585

Change-Id: Idadf04c6cb02f47b53798a98bbc1c0a02e3e1484
parents 19971537 3dca7994

neuralnetworks/1.2/vts/functional/CompilationCachingTests.cpp

+9 −38
Original line number Diff line number Diff line
@@ -315,8 +315,7 @@ class CompilationCachingTestBase : public testing::Test { 


    void saveModelToCache(const Model& model, const hidl_vec<hidl_handle>& modelCache,

                          const hidl_vec<hidl_handle>& dataCache,

                          sp<IPreparedModel>* preparedModel = nullptr,

                          bool allowGeneralFailure = false) {

                          sp<IPreparedModel>* preparedModel = nullptr) {

        if (preparedModel != nullptr) *preparedModel = nullptr;



        // Launch prepare model.
@@ -330,10 +329,7 @@ class CompilationCachingTestBase : public testing::Test { 


        // Retrieve prepared model.

        preparedModelCallback->wait();

        const auto prepareCallbackStatus = preparedModelCallback->getStatus();

        if (!allowGeneralFailure || prepareCallbackStatus != ErrorStatus::GENERAL_FAILURE) {

            ASSERT_EQ(prepareCallbackStatus, ErrorStatus::NONE);

        }

        ASSERT_EQ(preparedModelCallback->getStatus(), ErrorStatus::NONE);

        if (preparedModel != nullptr) {

            *preparedModel = IPreparedModel::castFrom(preparedModelCallback->getPreparedModel())

                                     .withDefault(nullptr);
@@ -1026,8 +1022,7 @@ static void copyCacheFiles(const std::vector<std::vector<std::string>>& from, 


// Number of operations in the large test model.

constexpr uint32_t kLargeModelSize = 100;

constexpr uint32_t kNumSuccessfulIterationsTOCTOU = 100;

constexpr uint32_t kMaxNumFailedIterationsTOCTOU = 100;

constexpr uint32_t kNumIterationsTOCTOU = 100;



TEST_P(CompilationCachingTest, SaveToCache_TOCTOU) {

    if (!mIsCachingSupported) return;
@@ -1055,30 +1050,18 @@ TEST_P(CompilationCachingTest, SaveToCache_TOCTOU) { 
    // Use a different token for modelAdd.

    mToken[0]++;



    // This test is probabilistic, so we run it multiple times. We allow the compilation to fail

    // because it is not related to the security aspect of the TOCTOU test. However, we need to have

    // enough successful iterations to ensure the test coverage.

    uint32_t numSuccessfulIterations = 0, numFailedIterations = 0;

    while (numSuccessfulIterations < kNumSuccessfulIterationsTOCTOU) {

    // This test is probabilistic, so we run it multiple times.

    for (uint32_t i = 0; i < kNumIterationsTOCTOU; i++) {

        // Save the modelAdd compilation to cache.

        {

            hidl_vec<hidl_handle> modelCache, dataCache;

            createCacheHandles(mModelCache, AccessMode::READ_WRITE, &modelCache);

            createCacheHandles(mDataCache, AccessMode::READ_WRITE, &dataCache);



            sp<IPreparedModel> preparedModel = nullptr;

            // Spawn a thread to copy the cache content concurrently while saving to cache.

            std::thread thread(copyCacheFiles, std::cref(modelCacheMul), std::cref(mModelCache));

            saveModelToCache(modelAdd, modelCache, dataCache, &preparedModel,

                             /*allowGeneralFailure=*/true);

            saveModelToCache(modelAdd, modelCache, dataCache);

            thread.join();



            if (preparedModel == nullptr) {

                numFailedIterations++;

                ASSERT_LE(numFailedIterations, kMaxNumFailedIterationsTOCTOU);

            } else {

                numSuccessfulIterations++;

            }

        }



        // Retrieve preparedModel from cache.
@@ -1129,26 +1112,14 @@ TEST_P(CompilationCachingTest, PrepareFromCache_TOCTOU) { 
    // Use a different token for modelAdd.

    mToken[0]++;



    // This test is probabilistic, so we run it multiple times. We allow the compilation to fail

    // because it is not related to the security aspect of the TOCTOU test. However, we need to have

    // enough successful iterations to ensure the test coverage.

    uint32_t numSuccessfulIterations = 0, numFailedIterations = 0;

    while (numSuccessfulIterations < kNumSuccessfulIterationsTOCTOU) {

    // This test is probabilistic, so we run it multiple times.

    for (uint32_t i = 0; i < kNumIterationsTOCTOU; i++) {

        // Save the modelAdd compilation to cache.

        {

            hidl_vec<hidl_handle> modelCache, dataCache;

            createCacheHandles(mModelCache, AccessMode::READ_WRITE, &modelCache);

            createCacheHandles(mDataCache, AccessMode::READ_WRITE, &dataCache);

            sp<IPreparedModel> preparedModel = nullptr;

            saveModelToCache(modelAdd, modelCache, dataCache, &preparedModel,

                             /*allowGeneralFailure=*/true);



            if (preparedModel == nullptr) {

                numFailedIterations++;

                ASSERT_LE(numFailedIterations, kMaxNumFailedIterationsTOCTOU);

            } else {

                numSuccessfulIterations++;

            }

            saveModelToCache(modelAdd, modelCache, dataCache);

        }



        // Retrieve preparedModel from cache.

neuralnetworks/1.3/vts/functional/CompilationCachingTests.cpp

+9 −38
Original line number Diff line number Diff line
@@ -318,8 +318,7 @@ class CompilationCachingTestBase : public testing::Test { 


    void saveModelToCache(const Model& model, const hidl_vec<hidl_handle>& modelCache,

                          const hidl_vec<hidl_handle>& dataCache,

                          sp<IPreparedModel>* preparedModel = nullptr,

                          bool allowGeneralFailure = false) {

                          sp<IPreparedModel>* preparedModel = nullptr) {

        if (preparedModel != nullptr) *preparedModel = nullptr;



        // Launch prepare model.
@@ -333,10 +332,7 @@ class CompilationCachingTestBase : public testing::Test { 


        // Retrieve prepared model.

        preparedModelCallback->wait();

        const auto prepareCallbackStatus = preparedModelCallback->getStatus();

        if (!allowGeneralFailure || prepareCallbackStatus != ErrorStatus::GENERAL_FAILURE) {

            ASSERT_EQ(prepareCallbackStatus, ErrorStatus::NONE);

        }

        ASSERT_EQ(preparedModelCallback->getStatus(), ErrorStatus::NONE);

        if (preparedModel != nullptr) {

            *preparedModel = IPreparedModel::castFrom(preparedModelCallback->getPreparedModel())

                                     .withDefault(nullptr);
@@ -1017,8 +1013,7 @@ static void copyCacheFiles(const std::vector<std::vector<std::string>>& from, 


// Number of operations in the large test model.

constexpr uint32_t kLargeModelSize = 100;

constexpr uint32_t kNumSuccessfulIterationsTOCTOU = 100;

constexpr uint32_t kMaxNumFailedIterationsTOCTOU = 100;

constexpr uint32_t kNumIterationsTOCTOU = 100;



TEST_P(CompilationCachingTest, SaveToCache_TOCTOU) {

    if (!mIsCachingSupported) return;
@@ -1046,30 +1041,18 @@ TEST_P(CompilationCachingTest, SaveToCache_TOCTOU) { 
    // Use a different token for modelAdd.

    mToken[0]++;



    // This test is probabilistic, so we run it multiple times. We allow the compilation to fail

    // because it is not related to the security aspect of the TOCTOU test. However, we need to have

    // enough successful iterations to ensure the test coverage.

    uint32_t numSuccessfulIterations = 0, numFailedIterations = 0;

    while (numSuccessfulIterations < kNumSuccessfulIterationsTOCTOU) {

    // This test is probabilistic, so we run it multiple times.

    for (uint32_t i = 0; i < kNumIterationsTOCTOU; i++) {

        // Save the modelAdd compilation to cache.

        {

            hidl_vec<hidl_handle> modelCache, dataCache;

            createCacheHandles(mModelCache, AccessMode::READ_WRITE, &modelCache);

            createCacheHandles(mDataCache, AccessMode::READ_WRITE, &dataCache);



            sp<IPreparedModel> preparedModel = nullptr;

            // Spawn a thread to copy the cache content concurrently while saving to cache.

            std::thread thread(copyCacheFiles, std::cref(modelCacheMul), std::cref(mModelCache));

            saveModelToCache(modelAdd, modelCache, dataCache, &preparedModel,

                             /*allowGeneralFailure=*/true);

            saveModelToCache(modelAdd, modelCache, dataCache);

            thread.join();



            if (preparedModel == nullptr) {

                numFailedIterations++;

                ASSERT_LE(numFailedIterations, kMaxNumFailedIterationsTOCTOU);

            } else {

                numSuccessfulIterations++;

            }

        }



        // Retrieve preparedModel from cache.
@@ -1120,26 +1103,14 @@ TEST_P(CompilationCachingTest, PrepareFromCache_TOCTOU) { 
    // Use a different token for modelAdd.

    mToken[0]++;



    // This test is probabilistic, so we run it multiple times. We allow the compilation to fail

    // because it is not related to the security aspect of the TOCTOU test. However, we need to have

    // enough successful iterations to ensure the test coverage.

    uint32_t numSuccessfulIterations = 0, numFailedIterations = 0;

    while (numSuccessfulIterations < kNumSuccessfulIterationsTOCTOU) {

    // This test is probabilistic, so we run it multiple times.

    for (uint32_t i = 0; i < kNumIterationsTOCTOU; i++) {

        // Save the modelAdd compilation to cache.

        {

            hidl_vec<hidl_handle> modelCache, dataCache;

            createCacheHandles(mModelCache, AccessMode::READ_WRITE, &modelCache);

            createCacheHandles(mDataCache, AccessMode::READ_WRITE, &dataCache);

            sp<IPreparedModel> preparedModel = nullptr;

            saveModelToCache(modelAdd, modelCache, dataCache, &preparedModel,

                             /*allowGeneralFailure=*/true);



            if (preparedModel == nullptr) {

                numFailedIterations++;

                ASSERT_LE(numFailedIterations, kMaxNumFailedIterationsTOCTOU);

            } else {

                numSuccessfulIterations++;

            }

            saveModelToCache(modelAdd, modelCache, dataCache);

        }



        // Retrieve preparedModel from cache.