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-rw-r--r--install/adb_install.cpp98
-rw-r--r--install/include/install/adb_install.h6
-rw-r--r--install/include/install/install.h3
3 files changed, 79 insertions, 28 deletions
diff --git a/install/adb_install.cpp b/install/adb_install.cpp
index f430920a4..d79f6f4b0 100644
--- a/install/adb_install.cpp
+++ b/install/adb_install.cpp
@@ -31,6 +31,7 @@
#include <atomic>
#include <functional>
#include <map>
+#include <utility>
#include <vector>
#include <android-base/file.h>
@@ -44,30 +45,34 @@
#include "install/install.h"
#include "minadbd_types.h"
#include "otautil/sysutil.h"
+#include "recovery_ui/device.h"
#include "recovery_ui/ui.h"
-using CommandFunction = std::function<bool()>;
+// A CommandFunction returns a pair of (result, should_continue), which indicates the command
+// execution result and whether it should proceed to the next iteration. The execution result will
+// always be sent to the minadbd side.
+using CommandFunction = std::function<std::pair<bool, bool>()>;
static bool SetUsbConfig(const std::string& state) {
android::base::SetProperty("sys.usb.config", state);
return android::base::WaitForProperty("sys.usb.state", state);
}
-// Parses the minadbd command in |message|; returns MinadbdCommands::kError upon errors.
-static MinadbdCommands ParseMinadbdCommands(const std::string& message) {
+// Parses the minadbd command in |message|; returns MinadbdCommand::kError upon errors.
+static MinadbdCommand ParseMinadbdCommand(const std::string& message) {
if (!android::base::StartsWith(message, kMinadbdCommandPrefix)) {
LOG(ERROR) << "Failed to parse command in message " << message;
- return MinadbdCommands::kError;
+ return MinadbdCommand::kError;
}
auto cmd_code_string = message.substr(strlen(kMinadbdCommandPrefix));
auto cmd_code = android::base::get_unaligned<uint32_t>(cmd_code_string.c_str());
- if (cmd_code >= static_cast<uint32_t>(MinadbdCommands::kError)) {
+ if (cmd_code >= static_cast<uint32_t>(MinadbdCommand::kError)) {
LOG(ERROR) << "Unsupported command code: " << cmd_code;
- return MinadbdCommands::kError;
+ return MinadbdCommand::kError;
}
- return static_cast<MinadbdCommands>(cmd_code);
+ return static_cast<MinadbdCommand>(cmd_code);
}
static bool WriteStatusToFd(MinadbdCommandStatus status, int fd) {
@@ -82,13 +87,15 @@ static bool WriteStatusToFd(MinadbdCommandStatus status, int fd) {
return true;
}
-// Installs the package from FUSE. Returns true if the installation succeeds, and false otherwise.
-static bool AdbInstallPackageHandler(RecoveryUI* ui, int* result) {
+// Installs the package from FUSE. Returns the installation result and whether it should continue
+// waiting for new commands.
+static auto AdbInstallPackageHandler(RecoveryUI* ui, int* result) {
// How long (in seconds) we wait for the package path to be ready. It doesn't need to be too long
// because the minadbd service has already issued an install command. FUSE_SIDELOAD_HOST_PATHNAME
// will start to exist once the host connects and starts serving a package. Poll for its
// appearance. (Note that inotify doesn't work with FUSE.)
constexpr int ADB_INSTALL_TIMEOUT = 15;
+ bool should_continue = true;
*result = INSTALL_ERROR;
for (int i = 0; i < ADB_INSTALL_TIMEOUT; ++i) {
struct stat st;
@@ -97,6 +104,7 @@ static bool AdbInstallPackageHandler(RecoveryUI* ui, int* result) {
sleep(1);
continue;
} else {
+ should_continue = false;
ui->Print("\nTimed out waiting for fuse to be ready.\n\n");
break;
}
@@ -108,13 +116,39 @@ static bool AdbInstallPackageHandler(RecoveryUI* ui, int* result) {
// Calling stat() on this magic filename signals the FUSE to exit.
struct stat st;
stat(FUSE_SIDELOAD_HOST_EXIT_PATHNAME, &st);
- return *result == INSTALL_SUCCESS;
+ return std::make_pair(*result == INSTALL_SUCCESS, should_continue);
}
-// Parses and executes the command from minadbd. Returns false if we enter an invalid state so that
-// the caller can kill the minadbd service properly.
-static bool HandleMessageFromMinadbd(
- int socket_fd, const std::map<MinadbdCommands, CommandFunction>& command_map) {
+static auto AdbRebootHandler(MinadbdCommand command, int* result,
+ Device::BuiltinAction* reboot_action) {
+ switch (command) {
+ case MinadbdCommand::kRebootBootloader:
+ *reboot_action = Device::REBOOT_BOOTLOADER;
+ break;
+ case MinadbdCommand::kRebootFastboot:
+ *reboot_action = Device::ENTER_FASTBOOT;
+ break;
+ case MinadbdCommand::kRebootRecovery:
+ *reboot_action = Device::ENTER_RECOVERY;
+ break;
+ case MinadbdCommand::kRebootRescue:
+ // Use Device::REBOOT_RESCUE instead of Device::ENTER_RESCUE. This allows rebooting back into
+ // rescue mode (potentially using a newly installed recovery image).
+ *reboot_action = Device::REBOOT_RESCUE;
+ break;
+ case MinadbdCommand::kRebootAndroid:
+ default:
+ *reboot_action = Device::REBOOT;
+ break;
+ }
+ *result = INSTALL_REBOOT;
+ return std::make_pair(true, false);
+}
+
+// Parses and executes the command from minadbd. Returns whether the caller should keep waiting for
+// next command.
+static bool HandleMessageFromMinadbd(int socket_fd,
+ const std::map<MinadbdCommand, CommandFunction>& command_map) {
char buffer[kMinadbdMessageSize];
if (!android::base::ReadFully(socket_fd, buffer, kMinadbdMessageSize)) {
PLOG(ERROR) << "Failed to read message from minadbd";
@@ -122,8 +156,8 @@ static bool HandleMessageFromMinadbd(
}
std::string message(buffer, buffer + kMinadbdMessageSize);
- auto command_type = ParseMinadbdCommands(message);
- if (command_type == MinadbdCommands::kError) {
+ auto command_type = ParseMinadbdCommand(message);
+ if (command_type == MinadbdCommand::kError) {
return false;
}
if (command_map.find(command_type) == command_map.end()) {
@@ -135,17 +169,19 @@ static bool HandleMessageFromMinadbd(
// We have received a valid command, execute the corresponding function.
const auto& command_func = command_map.at(command_type);
- if (!command_func()) {
- LOG(ERROR) << "Failed to execute command " << static_cast<unsigned int>(command_type);
- return WriteStatusToFd(MinadbdCommandStatus::kFailure, socket_fd);
+ const auto [result, should_continue] = command_func();
+ LOG(INFO) << "Command " << static_cast<uint32_t>(command_type) << " finished with " << result;
+ if (!WriteStatusToFd(result ? MinadbdCommandStatus::kSuccess : MinadbdCommandStatus::kFailure,
+ socket_fd)) {
+ return false;
}
- return WriteStatusToFd(MinadbdCommandStatus::kSuccess, socket_fd);
+ return should_continue;
}
// TODO(xunchang) add a wrapper function and kill the minadbd service there.
static void ListenAndExecuteMinadbdCommands(
pid_t minadbd_pid, android::base::unique_fd&& socket_fd,
- const std::map<MinadbdCommands, CommandFunction>& command_map) {
+ const std::map<MinadbdCommand, CommandFunction>& command_map) {
android::base::unique_fd epoll_fd(epoll_create1(O_CLOEXEC));
if (epoll_fd == -1) {
PLOG(ERROR) << "Failed to create epoll";
@@ -230,7 +266,7 @@ static void ListenAndExecuteMinadbdCommands(
// b11. exit the listening loop
//
static void CreateMinadbdServiceAndExecuteCommands(
- const std::map<MinadbdCommands, CommandFunction>& command_map, bool rescue_mode) {
+ const std::map<MinadbdCommand, CommandFunction>& command_map, bool rescue_mode) {
signal(SIGPIPE, SIG_IGN);
android::base::unique_fd recovery_socket;
@@ -271,7 +307,6 @@ static void CreateMinadbdServiceAndExecuteCommands(
std::thread listener_thread(ListenAndExecuteMinadbdCommands, child, std::move(recovery_socket),
std::ref(command_map));
-
if (listener_thread.joinable()) {
listener_thread.join();
}
@@ -289,7 +324,7 @@ static void CreateMinadbdServiceAndExecuteCommands(
signal(SIGPIPE, SIG_DFL);
}
-int ApplyFromAdb(RecoveryUI* ui, bool rescue_mode) {
+int ApplyFromAdb(RecoveryUI* ui, 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.
@@ -307,8 +342,19 @@ int ApplyFromAdb(RecoveryUI* ui, bool rescue_mode) {
}
int install_result = INSTALL_ERROR;
- std::map<MinadbdCommands, CommandFunction> command_map{
- { MinadbdCommands::kInstall, std::bind(&AdbInstallPackageHandler, ui, &install_result) },
+ std::map<MinadbdCommand, CommandFunction> command_map{
+ { MinadbdCommand::kInstall, std::bind(&AdbInstallPackageHandler, ui, &install_result) },
+ { MinadbdCommand::kRebootAndroid, std::bind(&AdbRebootHandler, MinadbdCommand::kRebootAndroid,
+ &install_result, reboot_action) },
+ { MinadbdCommand::kRebootBootloader,
+ std::bind(&AdbRebootHandler, MinadbdCommand::kRebootBootloader, &install_result,
+ reboot_action) },
+ { MinadbdCommand::kRebootFastboot, std::bind(&AdbRebootHandler, MinadbdCommand::kRebootFastboot,
+ &install_result, reboot_action) },
+ { MinadbdCommand::kRebootRecovery, std::bind(&AdbRebootHandler, MinadbdCommand::kRebootRecovery,
+ &install_result, reboot_action) },
+ { MinadbdCommand::kRebootRescue,
+ std::bind(&AdbRebootHandler, MinadbdCommand::kRebootRescue, &install_result, reboot_action) },
};
CreateMinadbdServiceAndExecuteCommands(command_map, rescue_mode);
diff --git a/install/include/install/adb_install.h b/install/include/install/adb_install.h
index 208d0c780..49b32b54f 100644
--- a/install/include/install/adb_install.h
+++ b/install/include/install/adb_install.h
@@ -16,6 +16,10 @@
#pragma once
+#include <recovery_ui/device.h>
#include <recovery_ui/ui.h>
-int ApplyFromAdb(RecoveryUI* ui, bool rescue_mode);
+// 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);
diff --git a/install/include/install/install.h b/install/include/install/install.h
index 1e41b4843..c0a8f1f4c 100644
--- a/install/include/install/install.h
+++ b/install/include/install/install.h
@@ -34,7 +34,8 @@ enum InstallResult {
INSTALL_NONE,
INSTALL_SKIPPED,
INSTALL_RETRY,
- INSTALL_KEY_INTERRUPTED
+ INSTALL_KEY_INTERRUPTED,
+ INSTALL_REBOOT,
};
enum class OtaType {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 19:22:04 +0100