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507 lines
18 KiB
507 lines
18 KiB
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <filesystem>
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#include <string>
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#include <errno.h>
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#include <sys/stat.h>
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#include <android-base/file.h>
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#include <android-base/logging.h>
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#include <android-base/stringprintf.h>
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#include <gmock/gmock.h>
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#include <gtest/gtest.h>
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#include "apex_file.h"
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#include "apex_file_repository.h"
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#include "apexd_test_utils.h"
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#include "apexd_verity.h"
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namespace android {
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namespace apex {
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using namespace std::literals;
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namespace fs = std::filesystem;
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using android::apex::testing::ApexFileEq;
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using android::apex::testing::IsOk;
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using android::base::GetExecutableDirectory;
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using android::base::StringPrintf;
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using ::testing::ByRef;
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using ::testing::UnorderedElementsAre;
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static std::string GetTestDataDir() { return GetExecutableDirectory(); }
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static std::string GetTestFile(const std::string& name) {
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return GetTestDataDir() + "/" + name;
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}
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namespace {
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// Copies the compressed apex to |built_in_dir| and decompresses it to
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// |decompression_dir
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void PrepareCompressedApex(const std::string& name,
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const std::string& built_in_dir,
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const std::string& decompression_dir) {
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fs::copy(GetTestFile(name), built_in_dir);
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auto compressed_apex =
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ApexFile::Open(StringPrintf("%s/%s", built_in_dir.c_str(), name.c_str()));
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const auto& pkg_name = compressed_apex->GetManifest().name();
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const int version = compressed_apex->GetManifest().version();
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auto decompression_path =
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StringPrintf("%s/%s@%d%s", decompression_dir.c_str(), pkg_name.c_str(),
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version, kDecompressedApexPackageSuffix);
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compressed_apex->Decompress(decompression_path);
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}
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} // namespace
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TEST(ApexFileRepositoryTest, InitializeSuccess) {
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// Prepare test data.
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TemporaryDir built_in_dir, data_dir, decompression_dir;
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fs::copy(GetTestFile("apex.apexd_test.apex"), built_in_dir.path);
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fs::copy(GetTestFile("apex.apexd_test_different_app.apex"),
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built_in_dir.path);
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fs::copy(GetTestFile("apex.apexd_test.apex"), data_dir.path);
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fs::copy(GetTestFile("apex.apexd_test_different_app.apex"), data_dir.path);
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ApexFileRepository instance;
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ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({built_in_dir.path})));
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ASSERT_TRUE(IsOk(instance.AddDataApex(data_dir.path)));
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// Now test that apexes were scanned correctly;
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auto test_fn = [&](const std::string& apex_name) {
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auto apex = ApexFile::Open(GetTestFile(apex_name));
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ASSERT_TRUE(IsOk(apex));
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{
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auto ret = instance.GetPublicKey(apex->GetManifest().name());
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ASSERT_TRUE(IsOk(ret));
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ASSERT_EQ(apex->GetBundledPublicKey(), *ret);
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}
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{
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auto ret = instance.GetPreinstalledPath(apex->GetManifest().name());
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ASSERT_TRUE(IsOk(ret));
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ASSERT_EQ(StringPrintf("%s/%s", built_in_dir.path, apex_name.c_str()),
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*ret);
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}
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{
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auto ret = instance.GetDataPath(apex->GetManifest().name());
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ASSERT_TRUE(IsOk(ret));
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ASSERT_EQ(StringPrintf("%s/%s", data_dir.path, apex_name.c_str()), *ret);
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}
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ASSERT_TRUE(instance.HasPreInstalledVersion(apex->GetManifest().name()));
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ASSERT_TRUE(instance.HasDataVersion(apex->GetManifest().name()));
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};
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test_fn("apex.apexd_test.apex");
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test_fn("apex.apexd_test_different_app.apex");
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// Check that second call will succeed as well.
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ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({built_in_dir.path})));
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ASSERT_TRUE(IsOk(instance.AddDataApex(data_dir.path)));
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test_fn("apex.apexd_test.apex");
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test_fn("apex.apexd_test_different_app.apex");
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}
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TEST(ApexFileRepositoryTest, InitializeFailureCorruptApex) {
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// Prepare test data.
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TemporaryDir td;
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fs::copy(GetTestFile("apex.apexd_test.apex"), td.path);
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fs::copy(GetTestFile("apex.apexd_test_corrupt_superblock_apex.apex"),
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td.path);
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ApexFileRepository instance;
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ASSERT_FALSE(IsOk(instance.AddPreInstalledApex({td.path})));
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}
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TEST(ApexFileRepositoryTest, InitializeCompressedApexWithoutApex) {
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// Prepare test data.
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TemporaryDir td;
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fs::copy(GetTestFile("com.android.apex.compressed.v1_without_apex.capex"),
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td.path);
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ApexFileRepository instance;
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// Compressed APEX without APEX cannot be opened
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ASSERT_FALSE(IsOk(instance.AddPreInstalledApex({td.path})));
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}
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TEST(ApexFileRepositoryTest, InitializeSameNameDifferentPathAborts) {
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// Prepare test data.
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TemporaryDir td;
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fs::copy(GetTestFile("apex.apexd_test.apex"), td.path);
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fs::copy(GetTestFile("apex.apexd_test.apex"),
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StringPrintf("%s/other.apex", td.path));
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ASSERT_DEATH(
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{
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ApexFileRepository instance;
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instance.AddPreInstalledApex({td.path});
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},
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"");
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}
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TEST(ApexFileRepositoryTest,
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InitializeSameNameDifferentPathAbortsCompressedApex) {
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// Prepare test data.
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TemporaryDir td;
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fs::copy(GetTestFile("com.android.apex.compressed.v1.capex"), td.path);
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fs::copy(GetTestFile("com.android.apex.compressed.v1.capex"),
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StringPrintf("%s/other.capex", td.path));
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ASSERT_DEATH(
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{
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ApexFileRepository instance;
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instance.AddPreInstalledApex({td.path});
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},
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"");
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}
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TEST(ApexFileRepositoryTest, InitializePublicKeyUnexpectdlyChangedAborts) {
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// Prepare test data.
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TemporaryDir td;
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fs::copy(GetTestFile("apex.apexd_test.apex"), td.path);
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ApexFileRepository instance;
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ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({td.path})));
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// Check that apex was loaded.
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auto path = instance.GetPreinstalledPath("com.android.apex.test_package");
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ASSERT_TRUE(IsOk(path));
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ASSERT_EQ(StringPrintf("%s/apex.apexd_test.apex", td.path), *path);
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auto public_key = instance.GetPublicKey("com.android.apex.test_package");
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ASSERT_TRUE(IsOk(public_key));
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// Substitute it with another apex with the same name, but different public
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// key.
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fs::copy(GetTestFile("apex.apexd_test_different_key.apex"), *path,
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fs::copy_options::overwrite_existing);
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{
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auto apex = ApexFile::Open(*path);
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ASSERT_TRUE(IsOk(apex));
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// Check module name hasn't changed.
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ASSERT_EQ("com.android.apex.test_package", apex->GetManifest().name());
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// Check public key has changed.
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ASSERT_NE(*public_key, apex->GetBundledPublicKey());
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}
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ASSERT_DEATH({ instance.AddPreInstalledApex({td.path}); }, "");
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}
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TEST(ApexFileRepositoryTest,
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InitializePublicKeyUnexpectdlyChangedAbortsCompressedApex) {
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// Prepare test data.
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TemporaryDir td;
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fs::copy(GetTestFile("com.android.apex.compressed.v1.capex"), td.path);
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ApexFileRepository instance;
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ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({td.path})));
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// Check that apex was loaded.
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auto path = instance.GetPreinstalledPath("com.android.apex.compressed");
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ASSERT_TRUE(IsOk(path));
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ASSERT_EQ(StringPrintf("%s/com.android.apex.compressed.v1.capex", td.path),
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*path);
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auto public_key = instance.GetPublicKey("com.android.apex.compressed");
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ASSERT_TRUE(IsOk(public_key));
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// Substitute it with another apex with the same name, but different public
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// key.
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fs::copy(GetTestFile("com.android.apex.compressed_different_key.capex"),
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*path, fs::copy_options::overwrite_existing);
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{
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auto apex = ApexFile::Open(*path);
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ASSERT_TRUE(IsOk(apex));
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// Check module name hasn't changed.
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ASSERT_EQ("com.android.apex.compressed", apex->GetManifest().name());
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// Check public key has changed.
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ASSERT_NE(*public_key, apex->GetBundledPublicKey());
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}
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ASSERT_DEATH({ instance.AddPreInstalledApex({td.path}); }, "");
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}
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TEST(ApexFileRepositoryTest, IsPreInstalledApex) {
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// Prepare test data.
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TemporaryDir td;
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fs::copy(GetTestFile("apex.apexd_test.apex"), td.path);
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fs::copy(GetTestFile("com.android.apex.compressed.v1.capex"), td.path);
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ApexFileRepository instance;
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ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({td.path})));
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auto compressed_apex = ApexFile::Open(
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StringPrintf("%s/com.android.apex.compressed.v1.capex", td.path));
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ASSERT_TRUE(IsOk(compressed_apex));
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ASSERT_TRUE(instance.IsPreInstalledApex(*compressed_apex));
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auto apex1 = ApexFile::Open(StringPrintf("%s/apex.apexd_test.apex", td.path));
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ASSERT_TRUE(IsOk(apex1));
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ASSERT_TRUE(instance.IsPreInstalledApex(*apex1));
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// It's same apex, but path is different. Shouldn't be treated as
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// pre-installed.
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auto apex2 = ApexFile::Open(GetTestFile("apex.apexd_test.apex"));
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ASSERT_TRUE(IsOk(apex2));
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ASSERT_FALSE(instance.IsPreInstalledApex(*apex2));
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auto apex3 =
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ApexFile::Open(GetTestFile("apex.apexd_test_different_app.apex"));
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ASSERT_TRUE(IsOk(apex3));
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ASSERT_FALSE(instance.IsPreInstalledApex(*apex3));
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}
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TEST(ApexFileRepositoryTest, IsDecompressedApex) {
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// Prepare instance
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TemporaryDir decompression_dir;
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ApexFileRepository instance(decompression_dir.path);
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// Prepare decompressed apex
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std::string filename = "com.android.apex.compressed.v1_original.apex";
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fs::copy(GetTestFile(filename), decompression_dir.path);
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auto decompressed_path =
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StringPrintf("%s/%s", decompression_dir.path, filename.c_str());
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auto decompressed_apex = ApexFile::Open(decompressed_path);
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// Any file which is already located in |decompression_dir| should be
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// considered decompressed
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ASSERT_TRUE(instance.IsDecompressedApex(*decompressed_apex));
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// Hard links with same file name is not considered decompressed
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TemporaryDir active_dir;
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auto active_path = StringPrintf("%s/%s", active_dir.path, filename.c_str());
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std::error_code ec;
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fs::create_hard_link(decompressed_path, active_path, ec);
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ASSERT_FALSE(ec) << "Failed to create hardlink";
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auto active_apex = ApexFile::Open(active_path);
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ASSERT_FALSE(instance.IsDecompressedApex(*active_apex));
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}
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TEST(ApexFileRepositoryTest, AddAndGetDataApex) {
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// Prepare test data.
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TemporaryDir built_in_dir, data_dir, decompression_dir;
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fs::copy(GetTestFile("apex.apexd_test.apex"), built_in_dir.path);
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fs::copy(GetTestFile("apex.apexd_test_v2.apex"), data_dir.path);
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PrepareCompressedApex("com.android.apex.compressed.v1.capex",
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built_in_dir.path, decompression_dir.path);
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// Add a data apex that has kDecompressedApexPackageSuffix
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fs::copy(GetTestFile("com.android.apex.compressed.v1_original.apex"),
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StringPrintf("%s/com.android.apex.compressed@1%s", data_dir.path,
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kDecompressedApexPackageSuffix));
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ApexFileRepository instance(decompression_dir.path);
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ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({built_in_dir.path})));
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ASSERT_TRUE(IsOk(instance.AddDataApex(data_dir.path)));
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// ApexFileRepository should only deal with APEX in /data/apex/active.
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// Decompressed APEX should not be included
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auto data_apexs = instance.GetDataApexFiles();
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auto normal_apex =
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ApexFile::Open(StringPrintf("%s/apex.apexd_test_v2.apex", data_dir.path));
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ASSERT_THAT(data_apexs,
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UnorderedElementsAre(ApexFileEq(ByRef(*normal_apex))));
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}
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TEST(ApexFileRepositoryTest, AddDataApexIgnoreCompressedApex) {
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// Prepare test data.
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TemporaryDir data_dir, decompression_dir;
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fs::copy(GetTestFile("com.android.apex.compressed.v1.capex"), data_dir.path);
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ApexFileRepository instance;
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ASSERT_TRUE(IsOk(instance.AddDataApex(data_dir.path)));
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auto data_apexs = instance.GetDataApexFiles();
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ASSERT_EQ(data_apexs.size(), 0u);
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}
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TEST(ApexFileRepositoryTest, AddDataApexIgnoreIfNotPreInstalled) {
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// Prepare test data.
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TemporaryDir data_dir, decompression_dir;
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fs::copy(GetTestFile("apex.apexd_test.apex"), data_dir.path);
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ApexFileRepository instance;
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ASSERT_TRUE(IsOk(instance.AddDataApex(data_dir.path)));
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auto data_apexs = instance.GetDataApexFiles();
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ASSERT_EQ(data_apexs.size(), 0u);
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}
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TEST(ApexFileRepositoryTest, AddDataApexPrioritizeHigherVersionApex) {
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// Prepare test data.
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TemporaryDir built_in_dir, data_dir, decompression_dir;
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fs::copy(GetTestFile("apex.apexd_test.apex"), built_in_dir.path);
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fs::copy(GetTestFile("apex.apexd_test.apex"), data_dir.path);
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fs::copy(GetTestFile("apex.apexd_test_v2.apex"), data_dir.path);
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ApexFileRepository instance;
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ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({built_in_dir.path})));
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ASSERT_TRUE(IsOk(instance.AddDataApex(data_dir.path)));
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auto data_apexs = instance.GetDataApexFiles();
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auto normal_apex =
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ApexFile::Open(StringPrintf("%s/apex.apexd_test_v2.apex", data_dir.path));
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ASSERT_THAT(data_apexs,
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UnorderedElementsAre(ApexFileEq(ByRef(*normal_apex))));
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}
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TEST(ApexFileRepositoryTest, AddDataApexDoesNotScanDecompressedApex) {
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// Prepare test data.
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TemporaryDir built_in_dir, data_dir, decompression_dir;
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PrepareCompressedApex("com.android.apex.compressed.v1.capex",
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built_in_dir.path, decompression_dir.path);
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ApexFileRepository instance(decompression_dir.path);
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ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({built_in_dir.path})));
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ASSERT_TRUE(IsOk(instance.AddDataApex(data_dir.path)));
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auto data_apexs = instance.GetDataApexFiles();
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ASSERT_EQ(data_apexs.size(), 0u);
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}
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TEST(ApexFileRepositoryTest, AddDataApexIgnoreWrongPublicKey) {
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// Prepare test data.
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TemporaryDir built_in_dir, data_dir, decompression_dir;
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fs::copy(GetTestFile("apex.apexd_test.apex"), built_in_dir.path);
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fs::copy(GetTestFile("apex.apexd_test_different_key.apex"), data_dir.path);
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ApexFileRepository instance;
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ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({built_in_dir.path})));
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ASSERT_TRUE(IsOk(instance.AddDataApex(data_dir.path)));
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auto data_apexs = instance.GetDataApexFiles();
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ASSERT_EQ(data_apexs.size(), 0u);
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}
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TEST(ApexFileRepositoryTest, GetPreInstalledApexFiles) {
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// Prepare test data.
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TemporaryDir built_in_dir;
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fs::copy(GetTestFile("apex.apexd_test.apex"), built_in_dir.path);
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fs::copy(GetTestFile("com.android.apex.compressed.v1.capex"),
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built_in_dir.path);
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ApexFileRepository instance;
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ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({built_in_dir.path})));
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auto pre_installed_apexs = instance.GetPreInstalledApexFiles();
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auto pre_apex_1 = ApexFile::Open(
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StringPrintf("%s/apex.apexd_test.apex", built_in_dir.path));
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auto pre_apex_2 = ApexFile::Open(StringPrintf(
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"%s/com.android.apex.compressed.v1.capex", built_in_dir.path));
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ASSERT_THAT(pre_installed_apexs,
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UnorderedElementsAre(ApexFileEq(ByRef(*pre_apex_1)),
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ApexFileEq(ByRef(*pre_apex_2))));
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}
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TEST(ApexFileRepositoryTest, AllApexFilesByName) {
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TemporaryDir built_in_dir, decompression_dir;
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fs::copy(GetTestFile("apex.apexd_test.apex"), built_in_dir.path);
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fs::copy(GetTestFile("com.android.apex.cts.shim.apex"), built_in_dir.path);
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fs::copy(GetTestFile("com.android.apex.compressed.v1.capex"),
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built_in_dir.path);
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ApexFileRepository instance;
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ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({built_in_dir.path})));
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TemporaryDir data_dir;
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fs::copy(GetTestFile("com.android.apex.cts.shim.v2.apex"), data_dir.path);
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ASSERT_TRUE(IsOk(instance.AddDataApex(data_dir.path)));
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auto result = instance.AllApexFilesByName();
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// Verify the contents of result
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auto apexd_test_file = ApexFile::Open(
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StringPrintf("%s/apex.apexd_test.apex", built_in_dir.path));
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auto shim_v1 = ApexFile::Open(
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StringPrintf("%s/com.android.apex.cts.shim.apex", built_in_dir.path));
|
|
auto compressed_apex = ApexFile::Open(StringPrintf(
|
|
"%s/com.android.apex.compressed.v1.capex", built_in_dir.path));
|
|
auto shim_v2 = ApexFile::Open(
|
|
StringPrintf("%s/com.android.apex.cts.shim.v2.apex", data_dir.path));
|
|
|
|
ASSERT_EQ(result.size(), 3u);
|
|
ASSERT_THAT(result[apexd_test_file->GetManifest().name()],
|
|
UnorderedElementsAre(ApexFileEq(ByRef(*apexd_test_file))));
|
|
ASSERT_THAT(result[shim_v1->GetManifest().name()],
|
|
UnorderedElementsAre(ApexFileEq(ByRef(*shim_v1)),
|
|
ApexFileEq(ByRef(*shim_v2))));
|
|
ASSERT_THAT(result[compressed_apex->GetManifest().name()],
|
|
UnorderedElementsAre(ApexFileEq(ByRef(*compressed_apex))));
|
|
}
|
|
|
|
TEST(ApexFileRepositoryTest, GetDataApex) {
|
|
// Prepare test data.
|
|
TemporaryDir built_in_dir, data_dir;
|
|
fs::copy(GetTestFile("apex.apexd_test.apex"), built_in_dir.path);
|
|
fs::copy(GetTestFile("apex.apexd_test_v2.apex"), data_dir.path);
|
|
|
|
ApexFileRepository instance;
|
|
ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({built_in_dir.path})));
|
|
ASSERT_TRUE(IsOk(instance.AddDataApex(data_dir.path)));
|
|
|
|
auto apex =
|
|
ApexFile::Open(StringPrintf("%s/apex.apexd_test_v2.apex", data_dir.path));
|
|
ASSERT_RESULT_OK(apex);
|
|
|
|
auto ret = instance.GetDataApex("com.android.apex.test_package");
|
|
ASSERT_THAT(ret, ApexFileEq(ByRef(*apex)));
|
|
}
|
|
|
|
TEST(ApexFileRepositoryTest, GetDataApexNoSuchApexAborts) {
|
|
ASSERT_DEATH(
|
|
{
|
|
ApexFileRepository instance;
|
|
instance.GetDataApex("whatever");
|
|
},
|
|
"");
|
|
}
|
|
|
|
TEST(ApexFileRepositoryTest, GetPreInstalledApex) {
|
|
// Prepare test data.
|
|
TemporaryDir built_in_dir;
|
|
fs::copy(GetTestFile("apex.apexd_test.apex"), built_in_dir.path);
|
|
|
|
ApexFileRepository instance;
|
|
ASSERT_TRUE(IsOk(instance.AddPreInstalledApex({built_in_dir.path})));
|
|
|
|
auto apex = ApexFile::Open(
|
|
StringPrintf("%s/apex.apexd_test.apex", built_in_dir.path));
|
|
ASSERT_RESULT_OK(apex);
|
|
|
|
auto ret = instance.GetPreInstalledApex("com.android.apex.test_package");
|
|
ASSERT_THAT(ret, ApexFileEq(ByRef(*apex)));
|
|
}
|
|
|
|
TEST(ApexFileRepositoryTest, GetPreInstalledApexNoSuchApexAborts) {
|
|
ASSERT_DEATH(
|
|
{
|
|
ApexFileRepository instance;
|
|
instance.GetPreInstalledApex("whatever");
|
|
},
|
|
"");
|
|
}
|
|
|
|
} // namespace apex
|
|
} // namespace android
|