| /* |
| * Copyright (C) 2020 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 <filesystem> |
| #include <fstream> |
| #include <string> |
| |
| #include <errno.h> |
| |
| #include <android-base/file.h> |
| #include <android-base/result.h> |
| #include <android-base/scopeguard.h> |
| #include <android-base/stringprintf.h> |
| #include <android-base/strings.h> |
| #include <gtest/gtest.h> |
| |
| #include "apexd_session.h" |
| #include "apexd_test_utils.h" |
| #include "apexd_utils.h" |
| #include "session_state.pb.h" |
| |
| namespace android { |
| namespace apex { |
| namespace { |
| |
| using android::apex::testing::IsOk; |
| using android::base::Join; |
| using android::base::make_scope_guard; |
| using ::apex::proto::SessionState; |
| |
| // TODO(b/170329726): add unit tests for apexd_sessions.h |
| |
| TEST(ApexdSessionTest, GetSessionsDirSessionsStoredInMetadata) { |
| if (access("/metadata", F_OK) != 0) { |
| GTEST_SKIP() << "Device doesn't have /metadata partition"; |
| } |
| |
| std::string result = ApexSession::GetSessionsDir(); |
| ASSERT_EQ(result, "/metadata/apex/sessions"); |
| } |
| |
| TEST(ApexdSessionTest, GetSessionsDirNoMetadataPartitionFallbackToData) { |
| if (access("/metadata", F_OK) == 0) { |
| GTEST_SKIP() << "Device has /metadata partition"; |
| } |
| |
| std::string result = ApexSession::GetSessionsDir(); |
| ASSERT_EQ(result, "/data/apex/sessions"); |
| } |
| |
| TEST(ApexdSessionTest, MigrateToMetadataSessionsDir) { |
| namespace fs = std::filesystem; |
| |
| if (access("/metadata", F_OK) != 0) { |
| GTEST_SKIP() << "Device doesn't have /metadata partition"; |
| } |
| |
| // This is ugly, but does the job. To have a truly hermetic unit tests we |
| // need to refactor ApexSession class. |
| for (const auto& entry : fs::directory_iterator("/metadata/apex/sessions")) { |
| fs::remove_all(entry.path()); |
| } |
| |
| // This is a very ugly test set up, but to have something better we need to |
| // refactor ApexSession class. |
| class TestApexSession { |
| public: |
| TestApexSession(int id, const SessionState::State& state) { |
| path_ = "/data/apex/sessions/" + std::to_string(id); |
| if (auto status = CreateDirIfNeeded(path_, 0700); !status.ok()) { |
| ADD_FAILURE() << "Failed to create " << path_ << " : " |
| << status.error(); |
| } |
| SessionState session; |
| session.set_id(id); |
| session.set_state(state); |
| std::fstream state_file( |
| path_ + "/state", std::ios::out | std::ios::trunc | std::ios::binary); |
| if (!session.SerializeToOstream(&state_file)) { |
| ADD_FAILURE() << "Failed to write to " << path_; |
| } |
| } |
| |
| ~TestApexSession() { fs::remove_all(path_); } |
| |
| private: |
| std::string path_; |
| }; |
| |
| auto deleter = make_scope_guard([&]() { |
| fs::remove_all("/metadata/apex/sessions/239"); |
| fs::remove_all("/metadata/apex/sessions/1543"); |
| }); |
| |
| TestApexSession session1(239, SessionState::SUCCESS); |
| TestApexSession session2(1543, SessionState::ACTIVATION_FAILED); |
| |
| ASSERT_TRUE(IsOk(ApexSession::MigrateToMetadataSessionsDir())); |
| |
| auto sessions = ApexSession::GetSessions(); |
| ASSERT_EQ(2u, sessions.size()) << Join(sessions, ','); |
| |
| auto migrated_session_1 = ApexSession::GetSession(239); |
| ASSERT_TRUE(IsOk(migrated_session_1)); |
| ASSERT_EQ(SessionState::SUCCESS, migrated_session_1->GetState()); |
| |
| auto migrated_session_2 = ApexSession::GetSession(1543); |
| ASSERT_TRUE(IsOk(migrated_session_2)); |
| ASSERT_EQ(SessionState::ACTIVATION_FAILED, migrated_session_2->GetState()); |
| } |
| |
| } // namespace |
| } // namespace apex |
| } // namespace android |