diff options
| -rw-r--r-- | install.cpp | 226 | ||||
| -rw-r--r-- | install.h | 18 | ||||
| -rw-r--r-- | recovery.cpp | 33 | ||||
| -rw-r--r-- | tests/component/install_test.cpp | 280 |
4 files changed, 410 insertions, 147 deletions
diff --git a/install.cpp b/install.cpp index 42d264157..e1e8ee879 100644 --- a/install.cpp +++ b/install.cpp @@ -32,9 +32,7 @@ #include <condition_variable> #include <functional> #include <limits> -#include <map> #include <mutex> -#include <string> #include <thread> #include <vector> @@ -47,7 +45,6 @@ #include <android-base/strings.h> #include <android-base/unique_fd.h> #include <vintf/VintfObjectRecovery.h> -#include <ziparchive/zip_archive.h> #include "common.h" #include "otautil/error_code.h" @@ -67,18 +64,7 @@ static constexpr float VERIFICATION_PROGRESS_FRACTION = 0.25; static std::condition_variable finish_log_temperature; -// This function parses and returns the build.version.incremental -static std::string parse_build_number(const std::string& str) { - size_t pos = str.find('='); - if (pos != std::string::npos) { - return android::base::Trim(str.substr(pos+1)); - } - - LOG(ERROR) << "Failed to parse build number in " << str; - return ""; -} - -bool read_metadata_from_package(ZipArchiveHandle zip, std::string* metadata) { +bool ReadMetadataFromPackage(ZipArchiveHandle zip, std::map<std::string, std::string>* metadata) { CHECK(metadata != nullptr); static constexpr const char* METADATA_PATH = "META-INF/com/android/metadata"; @@ -90,101 +76,79 @@ bool read_metadata_from_package(ZipArchiveHandle zip, std::string* metadata) { } uint32_t length = entry.uncompressed_length; - metadata->resize(length, '\0'); - int32_t err = ExtractToMemory(zip, &entry, reinterpret_cast<uint8_t*>(&(*metadata)[0]), length); + std::string metadata_string(length, '\0'); + int32_t err = + ExtractToMemory(zip, &entry, reinterpret_cast<uint8_t*>(&metadata_string[0]), length); if (err != 0) { LOG(ERROR) << "Failed to extract " << METADATA_PATH << ": " << ErrorCodeString(err); return false; } - return true; -} -// Read the build.version.incremental of src/tgt from the metadata and log it to last_install. -static void read_source_target_build(ZipArchiveHandle zip, std::vector<std::string>* log_buffer) { - std::string metadata; - if (!read_metadata_from_package(zip, &metadata)) { - return; - } - // Examples of the pre-build and post-build strings in metadata: - // pre-build-incremental=2943039 - // post-build-incremental=2951741 - std::vector<std::string> lines = android::base::Split(metadata, "\n"); - for (const std::string& line : lines) { - std::string str = android::base::Trim(line); - if (android::base::StartsWith(str, "pre-build-incremental")) { - std::string source_build = parse_build_number(str); - if (!source_build.empty()) { - log_buffer->push_back("source_build: " + source_build); - } - } else if (android::base::StartsWith(str, "post-build-incremental")) { - std::string target_build = parse_build_number(str); - if (!target_build.empty()) { - log_buffer->push_back("target_build: " + target_build); - } - } - } -} - -// Parses the metadata of the OTA package in |zip| and checks whether we are allowed to accept this -// A/B package. Downgrading is not allowed unless explicitly enabled in the package and only for -// incremental packages. -static int check_newer_ab_build(ZipArchiveHandle zip) { - std::string metadata_str; - if (!read_metadata_from_package(zip, &metadata_str)) { - return INSTALL_CORRUPT; - } - std::map<std::string, std::string> metadata; - for (const std::string& line : android::base::Split(metadata_str, "\n")) { + for (const std::string& line : android::base::Split(metadata_string, "\n")) { size_t eq = line.find('='); if (eq != std::string::npos) { - metadata[line.substr(0, eq)] = line.substr(eq + 1); + metadata->emplace(android::base::Trim(line.substr(0, eq)), + android::base::Trim(line.substr(eq + 1))); } } - std::string value = android::base::GetProperty("ro.product.device", ""); - const std::string& pkg_device = metadata["pre-device"]; - if (pkg_device != value || pkg_device.empty()) { - LOG(ERROR) << "Package is for product " << pkg_device << " but expected " << value; - return INSTALL_ERROR; + return true; +} + +// Gets the value for the given key in |metadata|. Returns an emtpy string if the key isn't +// present. +static std::string get_value(const std::map<std::string, std::string>& metadata, + const std::string& key) { + const auto& it = metadata.find(key); + return (it == metadata.end()) ? "" : it->second; +} + +static std::string OtaTypeToString(OtaType type) { + switch (type) { + case OtaType::AB: + return "AB"; + case OtaType::BLOCK: + return "BLOCK"; + case OtaType::BRICK: + return "BRICK"; } +} - // We allow the package to not have any serialno; and we also allow it to carry multiple serial - // numbers split by "|"; e.g. serialno=serialno1|serialno2|serialno3 ... We will fail the - // verification if the device's serialno doesn't match any of these carried numbers. - value = android::base::GetProperty("ro.serialno", ""); - const std::string& pkg_serial_no = metadata["serialno"]; - if (!pkg_serial_no.empty()) { - bool match = false; - for (const std::string& number : android::base::Split(pkg_serial_no, "|")) { - if (value == android::base::Trim(number)) { - match = true; - break; - } - } - if (!match) { - LOG(ERROR) << "Package is for serial " << pkg_serial_no; - return INSTALL_ERROR; - } +// Read the build.version.incremental of src/tgt from the metadata and log it to last_install. +static void ReadSourceTargetBuild(const std::map<std::string, std::string>& metadata, + std::vector<std::string>* log_buffer) { + // Examples of the pre-build and post-build strings in metadata: + // pre-build-incremental=2943039 + // post-build-incremental=2951741 + auto source_build = get_value(metadata, "pre-build-incremental"); + if (!source_build.empty()) { + log_buffer->push_back("source_build: " + source_build); } - if (metadata["ota-type"] != "AB") { - LOG(ERROR) << "Package is not A/B"; - return INSTALL_ERROR; + auto target_build = get_value(metadata, "post-build-incremental"); + if (!target_build.empty()) { + log_buffer->push_back("target_build: " + target_build); } +} +// Checks the build version, fingerprint and timestamp in the metadata of the A/B package. +// Downgrading is not allowed unless explicitly enabled in the package and only for +// incremental packages. +static int CheckAbSpecificMetadata(const std::map<std::string, std::string>& metadata) { // Incremental updates should match the current build. - value = android::base::GetProperty("ro.build.version.incremental", ""); - const std::string& pkg_pre_build = metadata["pre-build-incremental"]; - if (!pkg_pre_build.empty() && pkg_pre_build != value) { - LOG(ERROR) << "Package is for source build " << pkg_pre_build << " but expected " << value; + auto device_pre_build = android::base::GetProperty("ro.build.version.incremental", ""); + auto pkg_pre_build = get_value(metadata, "pre-build-incremental"); + if (!pkg_pre_build.empty() && pkg_pre_build != device_pre_build) { + LOG(ERROR) << "Package is for source build " << pkg_pre_build << " but expected " + << device_pre_build; return INSTALL_ERROR; } - value = android::base::GetProperty("ro.build.fingerprint", ""); - const std::string& pkg_pre_build_fingerprint = metadata["pre-build"]; - if (!pkg_pre_build_fingerprint.empty() && pkg_pre_build_fingerprint != value) { + auto device_fingerprint = android::base::GetProperty("ro.build.fingerprint", ""); + auto pkg_pre_build_fingerprint = get_value(metadata, "pre-build"); + if (!pkg_pre_build_fingerprint.empty() && pkg_pre_build_fingerprint != device_fingerprint) { LOG(ERROR) << "Package is for source build " << pkg_pre_build_fingerprint << " but expected " - << value; + << device_fingerprint; return INSTALL_ERROR; } @@ -194,10 +158,11 @@ static int check_newer_ab_build(ZipArchiveHandle zip) { int64_t pkg_post_timestamp = 0; // We allow to full update to the same version we are running, in case there // is a problem with the current copy of that version. - if (metadata["post-timestamp"].empty() || - !android::base::ParseInt(metadata["post-timestamp"].c_str(), &pkg_post_timestamp) || + auto pkg_post_timestamp_string = get_value(metadata, "post-timestamp"); + if (pkg_post_timestamp_string.empty() || + !android::base::ParseInt(pkg_post_timestamp_string, &pkg_post_timestamp) || pkg_post_timestamp < build_timestamp) { - if (metadata["ota-downgrade"] != "yes") { + if (get_value(metadata, "ota-downgrade") != "yes") { LOG(ERROR) << "Update package is older than the current build, expected a build " "newer than timestamp " << build_timestamp << " but package has timestamp " << pkg_post_timestamp @@ -213,13 +178,55 @@ static int check_newer_ab_build(ZipArchiveHandle zip) { return 0; } +int CheckPackageMetadata(const std::map<std::string, std::string>& metadata, OtaType ota_type) { + auto package_ota_type = get_value(metadata, "ota-type"); + auto expected_ota_type = OtaTypeToString(ota_type); + if (ota_type != OtaType::AB && ota_type != OtaType::BRICK) { + LOG(INFO) << "Skip package metadata check for ota type " << expected_ota_type; + return 0; + } + + if (package_ota_type != expected_ota_type) { + LOG(ERROR) << "Unexpected ota package type, expects " << expected_ota_type << ", actual " + << package_ota_type; + return INSTALL_ERROR; + } + + auto device = android::base::GetProperty("ro.product.device", ""); + auto pkg_device = get_value(metadata, "pre-device"); + if (pkg_device != device || pkg_device.empty()) { + LOG(ERROR) << "Package is for product " << pkg_device << " but expected " << device; + return INSTALL_ERROR; + } + + // We allow the package to not have any serialno; and we also allow it to carry multiple serial + // numbers split by "|"; e.g. serialno=serialno1|serialno2|serialno3 ... We will fail the + // verification if the device's serialno doesn't match any of these carried numbers. + auto pkg_serial_no = get_value(metadata, "serialno"); + if (!pkg_serial_no.empty()) { + auto device_serial_no = android::base::GetProperty("ro.serialno", ""); + bool serial_number_match = false; + for (const auto& number : android::base::Split(pkg_serial_no, "|")) { + if (device_serial_no == android::base::Trim(number)) { + serial_number_match = true; + } + } + if (!serial_number_match) { + LOG(ERROR) << "Package is for serial " << pkg_serial_no; + return INSTALL_ERROR; + } + } + + if (ota_type == OtaType::AB) { + return CheckAbSpecificMetadata(metadata); + } + + return 0; +} + int SetUpAbUpdateCommands(const std::string& package, ZipArchiveHandle zip, int status_fd, std::vector<std::string>* cmd) { CHECK(cmd != nullptr); - int ret = check_newer_ab_build(zip); - if (ret != 0) { - return ret; - } // For A/B updates we extract the payload properties to a buffer and obtain the RAW payload offset // in the zip file. @@ -311,20 +318,33 @@ static void log_max_temperature(int* max_temperature, const std::atomic<bool>& l static int try_update_binary(const std::string& package, ZipArchiveHandle zip, bool* wipe_cache, std::vector<std::string>* log_buffer, int retry_count, int* max_temperature) { - read_source_target_build(zip, log_buffer); + std::map<std::string, std::string> metadata; + if (!ReadMetadataFromPackage(zip, &metadata)) { + LOG(ERROR) << "Failed to parse metadata in the zip file"; + return INSTALL_CORRUPT; + } + + bool is_ab = android::base::GetBoolProperty("ro.build.ab_update", false); + // Verifies against the metadata in the package first. + if (int check_status = is_ab ? CheckPackageMetadata(metadata, OtaType::AB) : 0; + check_status != 0) { + log_buffer->push_back(android::base::StringPrintf("error: %d", kUpdateBinaryCommandFailure)); + return check_status; + } + + ReadSourceTargetBuild(metadata, log_buffer); int pipefd[2]; pipe(pipefd); - - bool is_ab = android::base::GetBoolProperty("ro.build.ab_update", false); std::vector<std::string> args; - int ret = is_ab ? SetUpAbUpdateCommands(package, zip, pipefd[1], &args) - : SetUpNonAbUpdateCommands(package, zip, retry_count, pipefd[1], &args); - if (ret) { + if (int update_status = + is_ab ? SetUpAbUpdateCommands(package, zip, pipefd[1], &args) + : SetUpNonAbUpdateCommands(package, zip, retry_count, pipefd[1], &args); + update_status != 0) { close(pipefd[0]); close(pipefd[1]); log_buffer->push_back(android::base::StringPrintf("error: %d", kUpdateBinaryCommandFailure)); - return ret; + return update_status; } // When executing the update binary contained in the package, the @@ -19,6 +19,7 @@ #include <stddef.h> +#include <map> #include <string> #include <ziparchive/zip_archive.h> @@ -33,6 +34,12 @@ enum InstallResult { INSTALL_KEY_INTERRUPTED }; +enum class OtaType { + AB, + BLOCK, + BRICK, +}; + // Installs the given update package. If INSTALL_SUCCESS is returned and *wipe_cache is true on // exit, caller should wipe the cache partition. int install_package(const std::string& package, bool* wipe_cache, bool needs_mount, @@ -42,12 +49,17 @@ int install_package(const std::string& package, bool* wipe_cache, bool needs_mou // otherwise return false. bool verify_package(const unsigned char* package_data, size_t package_size); -// Read meta data file of the package, write its content in the string pointed by meta_data. -// Return true if succeed, otherwise return false. -bool read_metadata_from_package(ZipArchiveHandle zip, std::string* metadata); +// Reads meta data file of the package; parses each line in the format "key=value"; and writes the +// result to |metadata|. Return true if succeed, otherwise return false. +bool ReadMetadataFromPackage(ZipArchiveHandle zip, std::map<std::string, std::string>* metadata); // Verifies the compatibility info in a Treble-compatible package. Returns true directly if the // entry doesn't exist. bool verify_package_compatibility(ZipArchiveHandle package_zip); +// Checks if the the metadata in the OTA package has expected values. Returns 0 on success. +// Mandatory checks: ota-type, pre-device and serial number(if presents) +// AB OTA specific checks: pre-build version, fingerprint, timestamp. +int CheckPackageMetadata(const std::map<std::string, std::string>& metadata, OtaType ota_type); + #endif // RECOVERY_INSTALL_H_ diff --git a/recovery.cpp b/recovery.cpp index d7bc6fd2f..e17526a95 100644 --- a/recovery.cpp +++ b/recovery.cpp @@ -520,34 +520,17 @@ static bool check_wipe_package(size_t wipe_package_size) { LOG(ERROR) << "Can't open wipe package : " << ErrorCodeString(err); return false; } - std::string metadata; - if (!read_metadata_from_package(zip, &metadata)) { - CloseArchive(zip); - return false; + + std::map<std::string, std::string> metadata; + if (!ReadMetadataFromPackage(zip, &metadata)) { + LOG(ERROR) << "Failed to parse metadata in the zip file"; + return false; } + + int result = CheckPackageMetadata(metadata, OtaType::BRICK); CloseArchive(zip); - // Check metadata - std::vector<std::string> lines = android::base::Split(metadata, "\n"); - bool ota_type_matched = false; - bool device_type_matched = false; - bool has_serial_number = false; - bool serial_number_matched = false; - for (const auto& line : lines) { - if (line == "ota-type=BRICK") { - ota_type_matched = true; - } else if (android::base::StartsWith(line, "pre-device=")) { - std::string device_type = line.substr(strlen("pre-device=")); - std::string real_device_type = android::base::GetProperty("ro.build.product", ""); - device_type_matched = (device_type == real_device_type); - } else if (android::base::StartsWith(line, "serialno=")) { - std::string serial_no = line.substr(strlen("serialno=")); - std::string real_serial_no = android::base::GetProperty("ro.serialno", ""); - has_serial_number = true; - serial_number_matched = (serial_no == real_serial_no); - } - } - return ota_type_matched && device_type_matched && (!has_serial_number || serial_number_matched); + return result == 0; } // Wipes the current A/B device, with a secure wipe of all the partitions in RECOVERY_WIPE. diff --git a/tests/component/install_test.cpp b/tests/component/install_test.cpp index 6583c96f0..5c6d58472 100644 --- a/tests/component/install_test.cpp +++ b/tests/component/install_test.cpp @@ -20,6 +20,7 @@ #include <unistd.h> #include <algorithm> +#include <random> #include <string> #include <vector> @@ -74,15 +75,15 @@ TEST(InstallTest, verify_package_compatibility_invalid_entry) { TEST(InstallTest, read_metadata_from_package_smoke) { TemporaryFile temp_file; - const std::string content("abcdefg"); + const std::string content("abc=defg"); BuildZipArchive({ { "META-INF/com/android/metadata", content } }, temp_file.release(), kCompressStored); ZipArchiveHandle zip; ASSERT_EQ(0, OpenArchive(temp_file.path, &zip)); - std::string metadata; - ASSERT_TRUE(read_metadata_from_package(zip, &metadata)); - ASSERT_EQ(content, metadata); + std::map<std::string, std::string> metadata; + ASSERT_TRUE(ReadMetadataFromPackage(zip, &metadata)); + ASSERT_EQ("defg", metadata["abc"]); CloseArchive(zip); TemporaryFile temp_file2; @@ -91,8 +92,8 @@ TEST(InstallTest, read_metadata_from_package_smoke) { ASSERT_EQ(0, OpenArchive(temp_file2.path, &zip)); metadata.clear(); - ASSERT_TRUE(read_metadata_from_package(zip, &metadata)); - ASSERT_EQ(content, metadata); + ASSERT_TRUE(ReadMetadataFromPackage(zip, &metadata)); + ASSERT_EQ("defg", metadata["abc"]); CloseArchive(zip); } @@ -102,8 +103,8 @@ TEST(InstallTest, read_metadata_from_package_no_entry) { ZipArchiveHandle zip; ASSERT_EQ(0, OpenArchive(temp_file.path, &zip)); - std::string metadata; - ASSERT_FALSE(read_metadata_from_package(zip, &metadata)); + std::map<std::string, std::string> metadata; + ASSERT_FALSE(ReadMetadataFromPackage(zip, &metadata)); CloseArchive(zip); } @@ -235,11 +236,11 @@ static void VerifyAbUpdateCommands(const std::string& serialno, bool success = t if (!serialno.empty()) { meta.push_back("serialno=" + serialno); } - std::string metadata = android::base::Join(meta, "\n"); + std::string metadata_string = android::base::Join(meta, "\n"); BuildZipArchive({ { "payload.bin", "" }, { "payload_properties.txt", properties }, - { "META-INF/com/android/metadata", metadata } }, + { "META-INF/com/android/metadata", metadata_string } }, temp_file.release(), kCompressStored); ZipArchiveHandle zip; @@ -247,10 +248,15 @@ static void VerifyAbUpdateCommands(const std::string& serialno, bool success = t ZipString payload_name("payload.bin"); ZipEntry payload_entry; ASSERT_EQ(0, FindEntry(zip, payload_name, &payload_entry)); - int status_fd = 10; - std::string package = "/path/to/update.zip"; - std::vector<std::string> cmd; + + std::map<std::string, std::string> metadata; + ASSERT_TRUE(ReadMetadataFromPackage(zip, &metadata)); if (success) { + ASSERT_EQ(0, CheckPackageMetadata(metadata, OtaType::AB)); + + int status_fd = 10; + std::string package = "/path/to/update.zip"; + std::vector<std::string> cmd; ASSERT_EQ(0, SetUpAbUpdateCommands(package, zip, status_fd, &cmd)); ASSERT_EQ(5U, cmd.size()); ASSERT_EQ("/system/bin/update_engine_sideload", cmd[0]); @@ -259,7 +265,7 @@ static void VerifyAbUpdateCommands(const std::string& serialno, bool success = t ASSERT_EQ("--headers=" + properties, cmd[3]); ASSERT_EQ("--status_fd=" + std::to_string(status_fd), cmd[4]); } else { - ASSERT_EQ(INSTALL_ERROR, SetUpAbUpdateCommands(package, zip, status_fd, &cmd)); + ASSERT_EQ(INSTALL_ERROR, CheckPackageMetadata(metadata, OtaType::AB)); } CloseArchive(zip); } @@ -282,8 +288,12 @@ TEST(InstallTest, SetUpAbUpdateCommands_MissingPayloadPropertiesTxt) { }, "\n"); - BuildZipArchive({ { "payload.bin", "" }, { "META-INF/com/android/metadata", metadata } }, - temp_file.release(), kCompressStored); + BuildZipArchive( + { + { "payload.bin", "" }, + { "META-INF/com/android/metadata", metadata }, + }, + temp_file.release(), kCompressStored); ZipArchiveHandle zip; ASSERT_EQ(0, OpenArchive(temp_file.path, &zip)); @@ -322,3 +332,241 @@ TEST(InstallTest, SetUpAbUpdateCommands_MultipleSerialnos) { // String with the matching serialno should pass the verification. VerifyAbUpdateCommands(long_serialno); } + +static void test_check_package_metadata(const std::string& metadata_string, OtaType ota_type, + int exptected_result) { + TemporaryFile temp_file; + BuildZipArchive( + { + { "META-INF/com/android/metadata", metadata_string }, + }, + temp_file.release(), kCompressStored); + + ZipArchiveHandle zip; + ASSERT_EQ(0, OpenArchive(temp_file.path, &zip)); + + std::map<std::string, std::string> metadata; + ASSERT_TRUE(ReadMetadataFromPackage(zip, &metadata)); + ASSERT_EQ(exptected_result, CheckPackageMetadata(metadata, ota_type)); + CloseArchive(zip); +} + +TEST(InstallTest, CheckPackageMetadata_ota_type) { + std::string device = android::base::GetProperty("ro.product.device", ""); + ASSERT_NE("", device); + + // ota-type must be present + std::string metadata = android::base::Join( + std::vector<std::string>{ + "pre-device=" + device, + "post-timestamp=" + std::to_string(std::numeric_limits<int64_t>::max()), + }, + "\n"); + test_check_package_metadata(metadata, OtaType::AB, INSTALL_ERROR); + + // Checks if ota-type matches + metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=AB", + "pre-device=" + device, + "post-timestamp=" + std::to_string(std::numeric_limits<int64_t>::max()), + }, + "\n"); + test_check_package_metadata(metadata, OtaType::AB, 0); + + test_check_package_metadata(metadata, OtaType::BRICK, INSTALL_ERROR); +} + +TEST(InstallTest, CheckPackageMetadata_device_type) { + // device type can not be empty + std::string metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=BRICK", + }, + "\n"); + test_check_package_metadata(metadata, OtaType::BRICK, INSTALL_ERROR); + + // device type mismatches + metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=BRICK", + "pre-device=dummy_device_type", + }, + "\n"); + test_check_package_metadata(metadata, OtaType::BRICK, INSTALL_ERROR); +} + +TEST(InstallTest, CheckPackageMetadata_serial_number_smoke) { + std::string device = android::base::GetProperty("ro.product.device", ""); + ASSERT_NE("", device); + + // Serial number doesn't need to exist + std::string metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=BRICK", + "pre-device=" + device, + }, + "\n"); + test_check_package_metadata(metadata, OtaType::BRICK, 0); + + // Serial number mismatches + metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=BRICK", + "pre-device=" + device, + "serialno=dummy_serial", + }, + "\n"); + test_check_package_metadata(metadata, OtaType::BRICK, INSTALL_ERROR); + + std::string serialno = android::base::GetProperty("ro.serialno", ""); + ASSERT_NE("", serialno); + metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=BRICK", + "pre-device=" + device, + "serialno=" + serialno, + }, + "\n"); + test_check_package_metadata(metadata, OtaType::BRICK, 0); +} + +TEST(InstallTest, CheckPackageMetadata_multiple_serial_number) { + std::string device = android::base::GetProperty("ro.product.device", ""); + ASSERT_NE("", device); + + std::string serialno = android::base::GetProperty("ro.serialno", ""); + ASSERT_NE("", serialno); + + std::vector<std::string> serial_numbers; + // Creates a dummy serial number string. + for (size_t c = 'a'; c <= 'z'; c++) { + serial_numbers.emplace_back(c, serialno.size()); + } + + // No matched serialno found. + std::string metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=BRICK", + "pre-device=" + device, + "serialno=" + android::base::Join(serial_numbers, '|'), + }, + "\n"); + test_check_package_metadata(metadata, OtaType::BRICK, INSTALL_ERROR); + + serial_numbers.emplace_back(serialno); + std::shuffle(serial_numbers.begin(), serial_numbers.end(), std::default_random_engine()); + metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=BRICK", + "pre-device=" + device, + "serialno=" + android::base::Join(serial_numbers, '|'), + }, + "\n"); + test_check_package_metadata(metadata, OtaType::BRICK, 0); +} + +TEST(InstallTest, CheckPackageMetadata_ab_build_version) { + std::string device = android::base::GetProperty("ro.product.device", ""); + ASSERT_NE("", device); + + std::string build_version = android::base::GetProperty("ro.build.version.incremental", ""); + ASSERT_NE("", build_version); + + std::string metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=AB", + "pre-device=" + device, + "pre-build-incremental=" + build_version, + "post-timestamp=" + std::to_string(std::numeric_limits<int64_t>::max()), + }, + "\n"); + test_check_package_metadata(metadata, OtaType::AB, 0); + + metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=AB", + "pre-device=" + device, + "pre-build-incremental=dummy_build", + "post-timestamp=" + std::to_string(std::numeric_limits<int64_t>::max()), + }, + "\n"); + test_check_package_metadata(metadata, OtaType::AB, INSTALL_ERROR); +} + +TEST(InstallTest, CheckPackageMetadata_ab_fingerprint) { + std::string device = android::base::GetProperty("ro.product.device", ""); + ASSERT_NE("", device); + + std::string finger_print = android::base::GetProperty("ro.build.fingerprint", ""); + ASSERT_NE("", finger_print); + + std::string metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=AB", + "pre-device=" + device, + "pre-build=" + finger_print, + "post-timestamp=" + std::to_string(std::numeric_limits<int64_t>::max()), + }, + "\n"); + test_check_package_metadata(metadata, OtaType::AB, 0); + + metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=AB", + "pre-device=" + device, + "pre-build=dummy_build_fingerprint", + "post-timestamp=" + std::to_string(std::numeric_limits<int64_t>::max()), + }, + "\n"); + test_check_package_metadata(metadata, OtaType::AB, INSTALL_ERROR); +} + +TEST(InstallTest, CheckPackageMetadata_ab_post_timestamp) { + std::string device = android::base::GetProperty("ro.product.device", ""); + ASSERT_NE("", device); + + // post timestamp is required for upgrade. + std::string metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=AB", + "pre-device=" + device, + }, + "\n"); + test_check_package_metadata(metadata, OtaType::AB, INSTALL_ERROR); + + // post timestamp should be larger than the timestamp on device. + metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=AB", + "pre-device=" + device, + "post-timestamp=0", + }, + "\n"); + test_check_package_metadata(metadata, OtaType::AB, INSTALL_ERROR); + + // fingerprint is required for downgrade + metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=AB", + "pre-device=" + device, + "post-timestamp=0", + "ota-downgrade=yes", + }, + "\n"); + test_check_package_metadata(metadata, OtaType::AB, INSTALL_ERROR); + + std::string finger_print = android::base::GetProperty("ro.build.fingerprint", ""); + ASSERT_NE("", finger_print); + + metadata = android::base::Join( + std::vector<std::string>{ + "ota-type=AB", + "pre-device=" + device, + "post-timestamp=0", + "pre-build=" + finger_print, + "ota-downgrade=yes", + }, + "\n"); + test_check_package_metadata(metadata, OtaType::AB, 0); +} |