PawletOS/android_bootable_recovery
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Merge "Detect interrupted update due to power off" am: d8fadfb606

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am: d9caba2bbe

Change-Id: I1f15871dde9525441f292bd1f546aaad0de158e5
This commit is contained in:
Tianjie Xu
2017-12-01 03:00:12 +00:00
committed by android-build-merger
parent 7a1abb9279 d9caba2bbe
commit db20e41b0c
2 changed files with 316 additions and 283 deletions
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593
recovery.cpp
View File

@@ -1313,6 +1313,7 @@ static bool is_battery_ok() {
}
}
// Set the retry count to |retry_count| in BCB.
static void set_retry_bootloader_message(int retry_count, const std::vector<std::string>& args) {
std::vector<std::string> options;
for (const auto& arg : args) {
@@ -1321,8 +1322,8 @@ static void set_retry_bootloader_message(int retry_count, const std::vector<std:
}
}
// Increment the retry counter by 1.
options.push_back(android::base::StringPrintf("--retry_count=%d", retry_count + 1));
// Update the retry counter in BCB.
options.push_back(android::base::StringPrintf("--retry_count=%d", retry_count));
std::string err;
if (!update_bootloader_message(options, &err)) {
LOG(ERROR) << err;
@@ -1357,303 +1358,331 @@ static void log_failure_code(ErrorCode code, const char *update_package) {
}
int main(int argc, char **argv) {
// We don't have logcat yet under recovery; so we'll print error on screen and
// log to stdout (which is redirected to recovery.log) as we used to do.
android::base::InitLogging(argv, &UiLogger);
// We don't have logcat yet under recovery; so we'll print error on screen and
// log to stdout (which is redirected to recovery.log) as we used to do.
android::base::InitLogging(argv, &UiLogger);
// Take last pmsg contents and rewrite it to the current pmsg session.
static const char filter[] = "recovery/";
// Do we need to rotate?
bool doRotate = false;
// Take last pmsg contents and rewrite it to the current pmsg session.
static const char filter[] = "recovery/";
// Do we need to rotate?
bool doRotate = false;
__android_log_pmsg_file_read(
LOG_ID_SYSTEM, ANDROID_LOG_INFO, filter,
logbasename, &doRotate);
// Take action to refresh pmsg contents
__android_log_pmsg_file_read(
LOG_ID_SYSTEM, ANDROID_LOG_INFO, filter,
logrotate, &doRotate);
__android_log_pmsg_file_read(LOG_ID_SYSTEM, ANDROID_LOG_INFO, filter, logbasename, &doRotate);
// Take action to refresh pmsg contents
__android_log_pmsg_file_read(LOG_ID_SYSTEM, ANDROID_LOG_INFO, filter, logrotate, &doRotate);
// If this binary is started with the single argument "--adbd",
// instead of being the normal recovery binary, it turns into kind
// of a stripped-down version of adbd that only supports the
// 'sideload' command. Note this must be a real argument, not
// anything in the command file or bootloader control block; the
// only way recovery should be run with this argument is when it
// starts a copy of itself from the apply_from_adb() function.
if (argc == 2 && strcmp(argv[1], "--adbd") == 0) {
minadbd_main();
return 0;
// If this binary is started with the single argument "--adbd",
// instead of being the normal recovery binary, it turns into kind
// of a stripped-down version of adbd that only supports the
// 'sideload' command. Note this must be a real argument, not
// anything in the command file or bootloader control block; the
// only way recovery should be run with this argument is when it
// starts a copy of itself from the apply_from_adb() function.
if (argc == 2 && strcmp(argv[1], "--adbd") == 0) {
minadbd_main();
return 0;
}
time_t start = time(nullptr);
// redirect_stdio should be called only in non-sideload mode. Otherwise
// we may have two logger instances with different timestamps.
redirect_stdio(TEMPORARY_LOG_FILE);
printf("Starting recovery (pid %d) on %s", getpid(), ctime(&start));
load_volume_table();
has_cache = volume_for_mount_point(CACHE_ROOT) != nullptr;
std::vector<std::string> args = get_args(argc, argv);
std::vector<char*> args_to_parse(args.size());
std::transform(args.cbegin(), args.cend(), args_to_parse.begin(),
[](const std::string& arg) { return const_cast<char*>(arg.c_str()); });
const char* update_package = nullptr;
bool should_wipe_data = false;
bool should_prompt_and_wipe_data = false;
bool should_wipe_cache = false;
bool should_wipe_ab = false;
size_t wipe_package_size = 0;
bool show_text = false;
bool sideload = false;
bool sideload_auto_reboot = false;
bool just_exit = false;
bool shutdown_after = false;
int retry_count = 0;
bool security_update = false;
int arg;
int option_index;
while ((arg = getopt_long(args_to_parse.size(), args_to_parse.data(), "", OPTIONS,
&option_index)) != -1) {
switch (arg) {
case 'n':
android::base::ParseInt(optarg, &retry_count, 0);
break;
case 'u':
update_package = optarg;
break;
case 'w':
should_wipe_data = true;
break;
case 'c':
should_wipe_cache = true;
break;
case 't':
show_text = true;
break;
case 's':
sideload = true;
break;
case 'a':
sideload = true;
sideload_auto_reboot = true;
break;
case 'x':
just_exit = true;
break;
case 'l':
locale = optarg;
break;
case 'p':
shutdown_after = true;
break;
case 'r':
reason = optarg;
break;
case 'e':
security_update = true;
break;
case 0: {
std::string option = OPTIONS[option_index].name;
if (option == "wipe_ab") {
should_wipe_ab = true;
} else if (option == "wipe_package_size") {
android::base::ParseUint(optarg, &wipe_package_size);
} else if (option == "prompt_and_wipe_data") {
should_prompt_and_wipe_data = true;
}
break;
}
case '?':
LOG(ERROR) << "Invalid command argument";
continue;
}
}
time_t start = time(NULL);
// redirect_stdio should be called only in non-sideload mode. Otherwise
// we may have two logger instances with different timestamps.
redirect_stdio(TEMPORARY_LOG_FILE);
printf("Starting recovery (pid %d) on %s", getpid(), ctime(&start));
load_volume_table();
has_cache = volume_for_mount_point(CACHE_ROOT) != nullptr;
std::vector<std::string> args = get_args(argc, argv);
std::vector<char*> args_to_parse(args.size());
std::transform(args.cbegin(), args.cend(), args_to_parse.begin(),
[](const std::string& arg) { return const_cast<char*>(arg.c_str()); });
const char *update_package = NULL;
bool should_wipe_data = false;
bool should_prompt_and_wipe_data = false;
bool should_wipe_cache = false;
bool should_wipe_ab = false;
size_t wipe_package_size = 0;
bool show_text = false;
bool sideload = false;
bool sideload_auto_reboot = false;
bool just_exit = false;
bool shutdown_after = false;
int retry_count = 0;
bool security_update = false;
int arg;
int option_index;
while ((arg = getopt_long(args_to_parse.size(), args_to_parse.data(), "", OPTIONS,
&option_index)) != -1) {
switch (arg) {
case 'n': android::base::ParseInt(optarg, &retry_count, 0); break;
case 'u': update_package = optarg; break;
case 'w': should_wipe_data = true; break;
case 'c': should_wipe_cache = true; break;
case 't': show_text = true; break;
case 's': sideload = true; break;
case 'a': sideload = true; sideload_auto_reboot = true; break;
case 'x': just_exit = true; break;
case 'l': locale = optarg; break;
case 'p': shutdown_after = true; break;
case 'r': reason = optarg; break;
case 'e': security_update = true; break;
case 0: {
std::string option = OPTIONS[option_index].name;
if (option == "wipe_ab") {
should_wipe_ab = true;
} else if (option == "wipe_package_size") {
android::base::ParseUint(optarg, &wipe_package_size);
} else if (option == "prompt_and_wipe_data") {
should_prompt_and_wipe_data = true;
}
break;
}
case '?':
LOG(ERROR) << "Invalid command argument";
continue;
}
if (locale.empty()) {
if (has_cache) {
locale = load_locale_from_cache();
}
if (locale.empty()) {
if (has_cache) {
locale = load_locale_from_cache();
}
if (locale.empty()) {
locale = DEFAULT_LOCALE;
}
locale = DEFAULT_LOCALE;
}
}
printf("locale is [%s]\n", locale.c_str());
printf("stage is [%s]\n", stage.c_str());
printf("reason is [%s]\n", reason);
printf("locale is [%s]\n", locale.c_str());
printf("stage is [%s]\n", stage.c_str());
printf("reason is [%s]\n", reason);
Device* device = make_device();
if (android::base::GetBoolProperty("ro.boot.quiescent", false)) {
printf("Quiescent recovery mode.\n");
ui = new StubRecoveryUI();
Device* device = make_device();
if (android::base::GetBoolProperty("ro.boot.quiescent", false)) {
printf("Quiescent recovery mode.\n");
ui = new StubRecoveryUI();
} else {
ui = device->GetUI();
if (!ui->Init(locale)) {
printf("Failed to initialize UI, use stub UI instead.\n");
ui = new StubRecoveryUI();
}
}
// Set background string to "installing security update" for security update,
// otherwise set it to "installing system update".
ui->SetSystemUpdateText(security_update);
int st_cur, st_max;
if (!stage.empty() && sscanf(stage.c_str(), "%d/%d", &st_cur, &st_max) == 2) {
ui->SetStage(st_cur, st_max);
}
ui->SetBackground(RecoveryUI::NONE);
if (show_text) ui->ShowText(true);
sehandle = selinux_android_file_context_handle();
selinux_android_set_sehandle(sehandle);
if (!sehandle) {
ui->Print("Warning: No file_contexts\n");
}
device->StartRecovery();
printf("Command:");
for (const auto& arg : args) {
printf(" \"%s\"", arg.c_str());
}
printf("\n\n");
property_list(print_property, nullptr);
printf("\n");
ui->Print("Supported API: %d\n", kRecoveryApiVersion);
int status = INSTALL_SUCCESS;
if (update_package != nullptr) {
// It's not entirely true that we will modify the flash. But we want
// to log the update attempt since update_package is non-NULL.
modified_flash = true;
if (!is_battery_ok()) {
ui->Print("battery capacity is not enough for installing package, needed is %d%%\n",
BATTERY_OK_PERCENTAGE);
// Log the error code to last_install when installation skips due to
// low battery.
log_failure_code(kLowBattery, update_package);
status = INSTALL_SKIPPED;
} else if (bootreason_in_blacklist()) {
// Skip update-on-reboot when bootreason is kernel_panic or similar
ui->Print("bootreason is in the blacklist; skip OTA installation\n");
log_failure_code(kBootreasonInBlacklist, update_package);
status = INSTALL_SKIPPED;
} else {
ui = device->GetUI();
if (!ui->Init(locale)) {
printf("Failed to initialize UI, use stub UI instead.\n");
ui = new StubRecoveryUI();
}
}
// Set background string to "installing security update" for security update,
// otherwise set it to "installing system update".
ui->SetSystemUpdateText(security_update);
int st_cur, st_max;
if (!stage.empty() && sscanf(stage.c_str(), "%d/%d", &st_cur, &st_max) == 2) {
ui->SetStage(st_cur, st_max);
}
ui->SetBackground(RecoveryUI::NONE);
if (show_text) ui->ShowText(true);
sehandle = selinux_android_file_context_handle();
selinux_android_set_sehandle(sehandle);
if (!sehandle) {
ui->Print("Warning: No file_contexts\n");
}
device->StartRecovery();
printf("Command:");
for (const auto& arg : args) {
printf(" \"%s\"", arg.c_str());
}
printf("\n\n");
property_list(print_property, NULL);
printf("\n");
ui->Print("Supported API: %d\n", kRecoveryApiVersion);
int status = INSTALL_SUCCESS;
if (update_package != NULL) {
// It's not entirely true that we will modify the flash. But we want
// to log the update attempt since update_package is non-NULL.
modified_flash = true;
if (!is_battery_ok()) {
ui->Print("battery capacity is not enough for installing package, needed is %d%%\n",
BATTERY_OK_PERCENTAGE);
// Log the error code to last_install when installation skips due to
// low battery.
log_failure_code(kLowBattery, update_package);
status = INSTALL_SKIPPED;
} else if (bootreason_in_blacklist()) {
// Skip update-on-reboot when bootreason is kernel_panic or similar
ui->Print("bootreason is in the blacklist; skip OTA installation\n");
log_failure_code(kBootreasonInBlacklist, update_package);
status = INSTALL_SKIPPED;
} else {
status = install_package(update_package, &should_wipe_cache,
TEMPORARY_INSTALL_FILE, true, retry_count);
if (status == INSTALL_SUCCESS && should_wipe_cache) {
wipe_cache(false, device);
}
if (status != INSTALL_SUCCESS) {
ui->Print("Installation aborted.\n");
// When I/O error happens, reboot and retry installation RETRY_LIMIT
// times before we abandon this OTA update.
if (status == INSTALL_RETRY && retry_count < RETRY_LIMIT) {
copy_logs();
set_retry_bootloader_message(retry_count, args);
// Print retry count on screen.
ui->Print("Retry attempt %d\n", retry_count);
// Reboot and retry the update
if (!reboot("reboot,recovery")) {
ui->Print("Reboot failed\n");
} else {
while (true) {
pause();
}
}
}
// If this is an eng or userdebug build, then automatically
// turn the text display on if the script fails so the error
// message is visible.
if (is_ro_debuggable()) {
ui->ShowText(true);
}
}
}
} else if (should_wipe_data) {
if (!wipe_data(device)) {
status = INSTALL_ERROR;
}
} else if (should_prompt_and_wipe_data) {
ui->ShowText(true);
ui->SetBackground(RecoveryUI::ERROR);
if (!prompt_and_wipe_data(device)) {
status = INSTALL_ERROR;
}
ui->ShowText(false);
} else if (should_wipe_cache) {
if (!wipe_cache(false, device)) {
status = INSTALL_ERROR;
}
} else if (should_wipe_ab) {
if (!wipe_ab_device(wipe_package_size)) {
status = INSTALL_ERROR;
}
} else if (sideload) {
// 'adb reboot sideload' acts the same as user presses key combinations
// to enter the sideload mode. When 'sideload-auto-reboot' is used, text
// display will NOT be turned on by default. And it will reboot after
// sideload finishes even if there are errors. Unless one turns on the
// text display during the installation. This is to enable automated
// testing.
if (!sideload_auto_reboot) {
ui->ShowText(true);
}
status = apply_from_adb(&should_wipe_cache, TEMPORARY_INSTALL_FILE);
if (status == INSTALL_SUCCESS && should_wipe_cache) {
if (!wipe_cache(false, device)) {
status = INSTALL_ERROR;
}
}
ui->Print("\nInstall from ADB complete (status: %d).\n", status);
if (sideload_auto_reboot) {
ui->Print("Rebooting automatically.\n");
}
} else if (!just_exit) {
// If this is an eng or userdebug build, automatically turn on the text display if no command
// is specified. Note that this should be called before setting the background to avoid
// flickering the background image.
if (is_ro_debuggable()) {
ui->ShowText(true);
// It's a fresh update. Initialize the retry_count in the BCB to 1; therefore we can later
// identify the interrupted update due to unexpected reboots.
if (retry_count == 0) {
set_retry_bootloader_message(retry_count + 1, args);
}
status = INSTALL_NONE; // No command specified
ui->SetBackground(RecoveryUI::NO_COMMAND);
}
if (status == INSTALL_ERROR || status == INSTALL_CORRUPT) {
ui->SetBackground(RecoveryUI::ERROR);
if (!ui->IsTextVisible()) {
sleep(5);
status = install_package(update_package, &should_wipe_cache, TEMPORARY_INSTALL_FILE, true,
retry_count);
if (status == INSTALL_SUCCESS && should_wipe_cache) {
wipe_cache(false, device);
}
if (status != INSTALL_SUCCESS) {
ui->Print("Installation aborted.\n");
// When I/O error happens, reboot and retry installation RETRY_LIMIT
// times before we abandon this OTA update.
if (status == INSTALL_RETRY && retry_count < RETRY_LIMIT) {
copy_logs();
retry_count += 1;
set_retry_bootloader_message(retry_count, args);
// Print retry count on screen.
ui->Print("Retry attempt %d\n", retry_count);
// Reboot and retry the update
if (!reboot("reboot,recovery")) {
ui->Print("Reboot failed\n");
} else {
while (true) {
pause();
}
}
}
}
Device::BuiltinAction after = shutdown_after ? Device::SHUTDOWN : Device::REBOOT;
// 1. If the recovery menu is visible, prompt and wait for commands.
// 2. If the state is INSTALL_NONE, wait for commands. (i.e. In user build, manually reboot into
// recovery to sideload a package.)
// 3. sideload_auto_reboot is an option only available in user-debug build, reboot the device
// without waiting.
// 4. In all other cases, reboot the device. Therefore, normal users will observe the device
// reboot after it shows the "error" screen for 5s.
if ((status == INSTALL_NONE && !sideload_auto_reboot) || ui->IsTextVisible()) {
Device::BuiltinAction temp = prompt_and_wait(device, status);
if (temp != Device::NO_ACTION) {
after = temp;
// If this is an eng or userdebug build, then automatically
// turn the text display on if the script fails so the error
// message is visible.
if (is_ro_debuggable()) {
ui->ShowText(true);
}
}
}
// Save logs and clean up before rebooting or shutting down.
finish_recovery();
switch (after) {
case Device::SHUTDOWN:
ui->Print("Shutting down...\n");
android::base::SetProperty(ANDROID_RB_PROPERTY, "shutdown,");
break;
case Device::REBOOT_BOOTLOADER:
ui->Print("Rebooting to bootloader...\n");
android::base::SetProperty(ANDROID_RB_PROPERTY, "reboot,bootloader");
break;
default:
ui->Print("Rebooting...\n");
reboot("reboot,");
break;
} else if (should_wipe_data) {
if (!wipe_data(device)) {
status = INSTALL_ERROR;
}
while (true) {
pause();
} else if (should_prompt_and_wipe_data) {
ui->ShowText(true);
ui->SetBackground(RecoveryUI::ERROR);
if (!prompt_and_wipe_data(device)) {
status = INSTALL_ERROR;
}
// Should be unreachable.
return EXIT_SUCCESS;
ui->ShowText(false);
} else if (should_wipe_cache) {
if (!wipe_cache(false, device)) {
status = INSTALL_ERROR;
}
} else if (should_wipe_ab) {
if (!wipe_ab_device(wipe_package_size)) {
status = INSTALL_ERROR;
}
} else if (sideload) {
// 'adb reboot sideload' acts the same as user presses key combinations
// to enter the sideload mode. When 'sideload-auto-reboot' is used, text
// display will NOT be turned on by default. And it will reboot after
// sideload finishes even if there are errors. Unless one turns on the
// text display during the installation. This is to enable automated
// testing.
if (!sideload_auto_reboot) {
ui->ShowText(true);
}
status = apply_from_adb(&should_wipe_cache, TEMPORARY_INSTALL_FILE);
if (status == INSTALL_SUCCESS && should_wipe_cache) {
if (!wipe_cache(false, device)) {
status = INSTALL_ERROR;
}
}
ui->Print("\nInstall from ADB complete (status: %d).\n", status);
if (sideload_auto_reboot) {
ui->Print("Rebooting automatically.\n");
}
} else if (!just_exit) {
// If this is an eng or userdebug build, automatically turn on the text display if no command
// is specified. Note that this should be called before setting the background to avoid
// flickering the background image.
if (is_ro_debuggable()) {
ui->ShowText(true);
}
status = INSTALL_NONE; // No command specified
ui->SetBackground(RecoveryUI::NO_COMMAND);
}
if (status == INSTALL_ERROR || status == INSTALL_CORRUPT) {
ui->SetBackground(RecoveryUI::ERROR);
if (!ui->IsTextVisible()) {
sleep(5);
}
}
Device::BuiltinAction after = shutdown_after ? Device::SHUTDOWN : Device::REBOOT;
// 1. If the recovery menu is visible, prompt and wait for commands.
// 2. If the state is INSTALL_NONE, wait for commands. (i.e. In user build, manually reboot into
// recovery to sideload a package.)
// 3. sideload_auto_reboot is an option only available in user-debug build, reboot the device
// without waiting.
// 4. In all other cases, reboot the device. Therefore, normal users will observe the device
// reboot after it shows the "error" screen for 5s.
if ((status == INSTALL_NONE && !sideload_auto_reboot) || ui->IsTextVisible()) {
Device::BuiltinAction temp = prompt_and_wait(device, status);
if (temp != Device::NO_ACTION) {
after = temp;
}
}
// Save logs and clean up before rebooting or shutting down.
finish_recovery();
switch (after) {
case Device::SHUTDOWN:
ui->Print("Shutting down...\n");
android::base::SetProperty(ANDROID_RB_PROPERTY, "shutdown,");
break;
case Device::REBOOT_BOOTLOADER:
ui->Print("Rebooting to bootloader...\n");
android::base::SetProperty(ANDROID_RB_PROPERTY, "reboot,bootloader");
break;
default:
ui->Print("Rebooting...\n");
reboot("reboot,");
break;
}
while (true) {
pause();
}
// Should be unreachable.
return EXIT_SUCCESS;
}

6
updater/install.cpp
View File

@@ -569,7 +569,11 @@ Value* ApplyPatchSpaceFn(const char* name, State* state, const std::vector<std::
name, bytes_str.c_str());
}
return StringValue(CacheSizeCheck(bytes) ? "" : "t");
// Skip the cache size check if the update is a retry.
if (state->is_retry || CacheSizeCheck(bytes) == 0) {
return StringValue("t");
}
return StringValue("");
}
// apply_patch(src_file, tgt_file, tgt_sha1, tgt_size, patch1_sha1, patch1_blob, [...])