diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/Android.mk | 9 | ||||
| -rw-r--r-- | tests/component/updater_test.cpp | 120 |
2 files changed, 123 insertions, 6 deletions
diff --git a/tests/Android.mk b/tests/Android.mk index ec971b38c..65f736d13 100644 --- a/tests/Android.mk +++ b/tests/Android.mk @@ -81,7 +81,10 @@ include $(BUILD_NATIVE_TEST) # Component tests include $(CLEAR_VARS) -LOCAL_CFLAGS := -Werror +LOCAL_CFLAGS := \ + -Werror \ + -D_FILE_OFFSET_BITS=64 + LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk LOCAL_MODULE := recovery_component_test LOCAL_C_INCLUDES := bootable/recovery @@ -136,6 +139,10 @@ LOCAL_STATIC_LIBRARIES := \ libz \ libbase \ libtune2fs \ + libfec \ + libfec_rs \ + libsquashfs_utils \ + libcutils \ $(tune2fs_static_libraries) testdata_files := $(call find-subdir-files, testdata/*) diff --git a/tests/component/updater_test.cpp b/tests/component/updater_test.cpp index 8c4bdbaa4..4f8349e2f 100644 --- a/tests/component/updater_test.cpp +++ b/tests/component/updater_test.cpp @@ -20,6 +20,7 @@ #include <unistd.h> #include <string> +#include <vector> #include <android-base/file.h> #include <android-base/properties.h> @@ -27,12 +28,17 @@ #include <android-base/strings.h> #include <android-base/test_utils.h> #include <bootloader_message/bootloader_message.h> +#include <bsdiff.h> #include <gtest/gtest.h> #include <ziparchive/zip_archive.h> +#include <ziparchive/zip_writer.h> #include "common/test_constants.h" #include "edify/expr.h" #include "error_code.h" +#include "otautil/SysUtil.h" +#include "print_sha1.h" +#include "updater/blockimg.h" #include "updater/install.h" #include "updater/updater.h" @@ -64,12 +70,19 @@ static void expect(const char* expected, const char* expr_str, CauseCode cause_c ASSERT_EQ(cause_code, state.cause_code); } +static std::string get_sha1(const std::string& content) { + uint8_t digest[SHA_DIGEST_LENGTH]; + SHA1(reinterpret_cast<const uint8_t*>(content.c_str()), content.size(), digest); + return print_sha1(digest); +} + class UpdaterTest : public ::testing::Test { - protected: - virtual void SetUp() { - RegisterBuiltins(); - RegisterInstallFunctions(); - } + protected: + virtual void SetUp() override { + RegisterBuiltins(); + RegisterInstallFunctions(); + RegisterBlockImageFunctions(); + } }; TEST_F(UpdaterTest, getprop) { @@ -447,3 +460,100 @@ TEST_F(UpdaterTest, show_progress) { // recovery-updater protocol expects 3 tokens ("progress <frac> <secs>"). ASSERT_EQ(3U, android::base::Split(cmd, " ").size()); } + +TEST_F(UpdaterTest, block_image_update) { + // Create a zip file with new_data and patch_data. + TemporaryFile zip_file; + FILE* zip_file_ptr = fdopen(zip_file.fd, "wb"); + ZipWriter zip_writer(zip_file_ptr); + + // Add a dummy new data. + ASSERT_EQ(0, zip_writer.StartEntry("new_data", 0)); + ASSERT_EQ(0, zip_writer.FinishEntry()); + + // Generate and add the patch data. + std::string src_content = std::string(4096, 'a') + std::string(4096, 'c'); + std::string tgt_content = std::string(4096, 'b') + std::string(4096, 'd'); + TemporaryFile patch_file; + ASSERT_EQ(0, bsdiff::bsdiff(reinterpret_cast<const uint8_t*>(src_content.data()), + src_content.size(), reinterpret_cast<const uint8_t*>(tgt_content.data()), + tgt_content.size(), patch_file.path, nullptr)); + std::string patch_content; + ASSERT_TRUE(android::base::ReadFileToString(patch_file.path, &patch_content)); + ASSERT_EQ(0, zip_writer.StartEntry("patch_data", 0)); + ASSERT_EQ(0, zip_writer.WriteBytes(patch_content.data(), patch_content.size())); + ASSERT_EQ(0, zip_writer.FinishEntry()); + + // Add two transfer lists. The first one contains a bsdiff; and we expect the update to succeed. + std::string src_hash = get_sha1(src_content); + std::string tgt_hash = get_sha1(tgt_content); + std::vector<std::string> transfer_list = { + "4", + "2", + "0", + "2", + "stash " + src_hash + " 2,0,2", + android::base::StringPrintf("bsdiff 0 %zu %s %s 2,0,2 2 - %s:2,0,2", patch_content.size(), + src_hash.c_str(), tgt_hash.c_str(), src_hash.c_str()), + "free " + src_hash, + }; + ASSERT_EQ(0, zip_writer.StartEntry("transfer_list", 0)); + std::string commands = android::base::Join(transfer_list, '\n'); + ASSERT_EQ(0, zip_writer.WriteBytes(commands.data(), commands.size())); + ASSERT_EQ(0, zip_writer.FinishEntry()); + + // Stash and free some blocks, then fail the 2nd update intentionally. + std::vector<std::string> fail_transfer_list = { + "4", + "2", + "0", + "2", + "stash " + tgt_hash + " 2,0,2", + "free " + tgt_hash, + "fail", + }; + ASSERT_EQ(0, zip_writer.StartEntry("fail_transfer_list", 0)); + std::string fail_commands = android::base::Join(fail_transfer_list, '\n'); + ASSERT_EQ(0, zip_writer.WriteBytes(fail_commands.data(), fail_commands.size())); + ASSERT_EQ(0, zip_writer.FinishEntry()); + ASSERT_EQ(0, zip_writer.Finish()); + ASSERT_EQ(0, fclose(zip_file_ptr)); + + MemMapping map; + ASSERT_EQ(0, sysMapFile(zip_file.path, &map)); + ZipArchiveHandle handle; + ASSERT_EQ(0, OpenArchiveFromMemory(map.addr, map.length, zip_file.path, &handle)); + + // Set up the handler, command_pipe, patch offset & length. + UpdaterInfo updater_info; + updater_info.package_zip = handle; + TemporaryFile temp_pipe; + updater_info.cmd_pipe = fopen(temp_pipe.path, "wb"); + updater_info.package_zip_addr = map.addr; + updater_info.package_zip_len = map.length; + + // Execute the commands in the 1st transfer list. + TemporaryFile update_file; + ASSERT_TRUE(android::base::WriteStringToFile(src_content, update_file.path)); + std::string script = "block_image_update(\"" + std::string(update_file.path) + + R"(", package_extract_file("transfer_list"), "new_data", "patch_data"))"; + expect("t", script.c_str(), kNoCause, &updater_info); + // The update_file should be patched correctly. + std::string updated_content; + ASSERT_TRUE(android::base::ReadFileToString(update_file.path, &updated_content)); + ASSERT_EQ(tgt_hash, get_sha1(updated_content)); + + // Expect the 2nd update to fail, but expect the stashed blocks to be freed. + script = "block_image_update(\"" + std::string(update_file.path) + + R"(", package_extract_file("fail_transfer_list"), "new_data", "patch_data"))"; + expect("", script.c_str(), kNoCause, &updater_info); + // Updater generates the stash name based on the input file name. + std::string name_digest = get_sha1(update_file.path); + std::string stash_base = "/cache/recovery/" + name_digest; + ASSERT_EQ(0, access(stash_base.c_str(), F_OK)); + ASSERT_EQ(-1, access((stash_base + tgt_hash).c_str(), F_OK)); + ASSERT_EQ(0, rmdir(stash_base.c_str())); + + ASSERT_EQ(0, fclose(updater_info.cmd_pipe)); + CloseArchive(handle); +} |