Support wipe command in rescue mode
Bug: 131037235
Test: unit tests pass, run `adb rescue wipe`
Change-Id: I22668f2c98fe2d9195d2561f961c28a7c08e712c
(cherry picked from commit fedeef6f6d1f7b8f1e5a8b9e77f8dc21ef6b3c95)
diff --git a/install/adb_install.cpp b/install/adb_install.cpp
index 9dfe040..4dd1f1b 100644
--- a/install/adb_install.cpp
+++ b/install/adb_install.cpp
@@ -43,6 +43,7 @@
#include "fuse_sideload.h"
#include "install/install.h"
+#include "install/wipe_data.h"
#include "minadbd_types.h"
#include "otautil/sysutil.h"
#include "recovery_ui/device.h"
@@ -330,7 +331,7 @@
signal(SIGPIPE, SIG_DFL);
}
-int ApplyFromAdb(RecoveryUI* ui, bool rescue_mode, Device::BuiltinAction* reboot_action) {
+int ApplyFromAdb(Device* device, bool rescue_mode, Device::BuiltinAction* reboot_action) {
// Save the usb state to restore after the sideload operation.
std::string usb_state = android::base::GetProperty("sys.usb.state", "none");
// Clean up state and stop adbd.
@@ -339,13 +340,7 @@
return INSTALL_ERROR;
}
- if (!rescue_mode) {
- ui->Print(
- "\n\nNow send the package you want to apply\n"
- "to the device with \"adb sideload <filename>\"...\n");
- } else {
- ui->Print("\n\nWaiting for rescue commands...\n");
- }
+ RecoveryUI* ui = device->GetUI();
int install_result = INSTALL_ERROR;
std::map<MinadbdCommand, CommandFunction> command_map{
@@ -363,6 +358,18 @@
std::bind(&AdbRebootHandler, MinadbdCommand::kRebootRescue, &install_result, reboot_action) },
};
+ if (!rescue_mode) {
+ ui->Print(
+ "\n\nNow send the package you want to apply\n"
+ "to the device with \"adb sideload <filename>\"...\n");
+ } else {
+ ui->Print("\n\nWaiting for rescue commands...\n");
+ command_map.emplace(MinadbdCommand::kWipeData, [&device]() {
+ bool result = WipeData(device, false);
+ return std::make_pair(result, true);
+ });
+ }
+
CreateMinadbdServiceAndExecuteCommands(ui, command_map, rescue_mode);
// Clean up before switching to the older state, for example setting the state
diff --git a/install/include/install/adb_install.h b/install/include/install/adb_install.h
index 49b32b5..3a0a817 100644
--- a/install/include/install/adb_install.h
+++ b/install/include/install/adb_install.h
@@ -17,9 +17,8 @@
#pragma once
#include <recovery_ui/device.h>
-#include <recovery_ui/ui.h>
// Applies a package via `adb sideload` or `adb rescue`. Returns the install result (in `enum
// InstallResult`). When a reboot has been requested, INSTALL_REBOOT will be the return value, with
// the reboot target set in reboot_action.
-int ApplyFromAdb(RecoveryUI* ui, bool rescue_mode, Device::BuiltinAction* reboot_action);
+int ApplyFromAdb(Device* device, bool rescue_mode, Device::BuiltinAction* reboot_action);
diff --git a/minadbd/minadbd_services.cpp b/minadbd/minadbd_services.cpp
index 9b1999d..1c4c0f4 100644
--- a/minadbd/minadbd_services.cpp
+++ b/minadbd/minadbd_services.cpp
@@ -104,7 +104,7 @@
if (pieces.size() != 2 || !android::base::ParseInt(pieces[0], &file_size) || file_size <= 0 ||
!android::base::ParseInt(pieces[1], &block_size) || block_size <= 0) {
LOG(ERROR) << "bad sideload-host arguments: " << args;
- return kMinadbdPackageSizeError;
+ return kMinadbdHostCommandArgumentError;
}
LOG(INFO) << "sideload-host file size " << file_size << ", block size " << block_size;
@@ -124,17 +124,17 @@
return kMinadbdMessageFormatError;
}
- // Signal host-side adb to stop. For sideload mode, we always send kSideloadServiceExitSuccess
+ // Signal host-side adb to stop. For sideload mode, we always send kMinadbdServicesExitSuccess
// (i.e. "DONEDONE") regardless of the install result. For rescue mode, we send failure message on
// install error.
if (!rescue_mode || *status == MinadbdCommandStatus::kSuccess) {
- if (!android::base::WriteFully(sfd, kSideloadServiceExitSuccess,
- strlen(kSideloadServiceExitSuccess))) {
+ if (!android::base::WriteFully(sfd, kMinadbdServicesExitSuccess,
+ strlen(kMinadbdServicesExitSuccess))) {
return kMinadbdHostSocketIOError;
}
} else {
- if (!android::base::WriteFully(sfd, kSideloadServiceExitFailure,
- strlen(kSideloadServiceExitFailure))) {
+ if (!android::base::WriteFully(sfd, kMinadbdServicesExitFailure,
+ strlen(kMinadbdServicesExitFailure))) {
return kMinadbdHostSocketIOError;
}
}
@@ -200,6 +200,34 @@
}
}
+static void WipeDeviceService(unique_fd fd, const std::string& args) {
+ auto pieces = android::base::Split(args, ":");
+ if (pieces.size() != 2 || pieces[0] != "userdata") {
+ LOG(ERROR) << "Failed to parse wipe device command arguments " << args;
+ exit(kMinadbdHostCommandArgumentError);
+ }
+
+ size_t message_size;
+ if (!android::base::ParseUint(pieces[1], &message_size) ||
+ message_size < strlen(kMinadbdServicesExitSuccess)) {
+ LOG(ERROR) << "Failed to parse wipe device message size in " << args;
+ exit(kMinadbdHostCommandArgumentError);
+ }
+
+ WriteCommandToFd(MinadbdCommand::kWipeData, minadbd_socket);
+ MinadbdCommandStatus status;
+ if (!WaitForCommandStatus(minadbd_socket, &status)) {
+ exit(kMinadbdMessageFormatError);
+ }
+
+ std::string response = (status == MinadbdCommandStatus::kSuccess) ? kMinadbdServicesExitSuccess
+ : kMinadbdServicesExitFailure;
+ response += std::string(message_size - response.size(), '\0');
+ if (!android::base::WriteFully(fd, response.c_str(), response.size())) {
+ exit(kMinadbdHostSocketIOError);
+ }
+}
+
unique_fd daemon_service_to_fd(std::string_view name, atransport* /* transport */) {
// Common services that are supported both in sideload and rescue modes.
if (ConsumePrefix(&name, "reboot:")) {
@@ -225,7 +253,13 @@
std::string args(name);
return create_service_thread(
"rescue-getprop", std::bind(RescueGetpropHostService, std::placeholders::_1, args));
+ } else if (ConsumePrefix(&name, "rescue-wipe:")) {
+ // rescue-wipe:target:<message-size>
+ std::string args(name);
+ return create_service_thread("rescue-wipe",
+ std::bind(WipeDeviceService, std::placeholders::_1, args));
}
+
return unique_fd{};
}
diff --git a/minadbd/minadbd_services_test.cpp b/minadbd/minadbd_services_test.cpp
index 593180b..f878737 100644
--- a/minadbd/minadbd_services_test.cpp
+++ b/minadbd/minadbd_services_test.cpp
@@ -122,7 +122,7 @@
TEST_F(MinadbdServicesTest, SideloadHostService_wrong_size_argument) {
ASSERT_EXIT(ExecuteCommandAndWaitForExit("sideload-host:abc:4096"),
- ::testing::ExitedWithCode(kMinadbdPackageSizeError), "");
+ ::testing::ExitedWithCode(kMinadbdHostCommandArgumentError), "");
}
TEST_F(MinadbdServicesTest, SideloadHostService_wrong_block_size) {
diff --git a/minadbd/minadbd_types.h b/minadbd/minadbd_types.h
index b370b79..99fd45e 100644
--- a/minadbd/minadbd_types.h
+++ b/minadbd/minadbd_types.h
@@ -30,7 +30,7 @@
kMinadbdSocketIOError = 2,
kMinadbdMessageFormatError = 3,
kMinadbdAdbVersionError = 4,
- kMinadbdPackageSizeError = 5,
+ kMinadbdHostCommandArgumentError = 5,
kMinadbdFuseStartError = 6,
kMinadbdUnsupportedCommandError = 7,
kMinadbdCommandExecutionError = 8,
@@ -51,6 +51,8 @@
kRebootFastboot = 4,
kRebootRecovery = 5,
kRebootRescue = 6,
+ kWipeCache = 7,
+ kWipeData = 8,
// Last but invalid command.
kError,
diff --git a/recovery.cpp b/recovery.cpp
index f9b3bfc..5fc673e 100644
--- a/recovery.cpp
+++ b/recovery.cpp
@@ -551,9 +551,9 @@
if (chosen_action == Device::ENTER_RESCUE) {
// Switch to graphics screen.
ui->ShowText(false);
- status = ApplyFromAdb(ui, true /* rescue_mode */, &reboot_action);
+ status = ApplyFromAdb(device, true /* rescue_mode */, &reboot_action);
} else if (chosen_action == Device::APPLY_ADB_SIDELOAD) {
- status = ApplyFromAdb(ui, false /* rescue_mode */, &reboot_action);
+ status = ApplyFromAdb(device, false /* rescue_mode */, &reboot_action);
} else {
adb = false;
status = ApplyFromSdcard(device, ui);
@@ -946,7 +946,7 @@
if (!sideload_auto_reboot) {
ui->ShowText(true);
}
- status = ApplyFromAdb(ui, false /* rescue_mode */, &next_action);
+ status = ApplyFromAdb(device, false /* rescue_mode */, &next_action);
ui->Print("\nInstall from ADB complete (status: %d).\n", status);
if (sideload_auto_reboot) {
status = INSTALL_REBOOT;
@@ -954,7 +954,7 @@
}
} else if (rescue) {
save_current_log = true;
- status = ApplyFromAdb(ui, true /* rescue_mode */, &next_action);
+ status = ApplyFromAdb(device, true /* rescue_mode */, &next_action);
ui->Print("\nInstall from ADB complete (status: %d).\n", status);
} else if (fsck_unshare_blocks) {
if (!do_fsck_unshare_blocks()) {