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authorTao Bao <tbao@google.com>2019-07-10 23:46:16 +0200
committerandroid-build-merger <android-build-merger@google.com>2019-07-10 23:46:16 +0200
commit4c545f47b558f6b01401736468927bfd1778dbd2 (patch)
treed075a887d79e7d84cf7bdd8bc115011cf90734b5
parentMerge "Add a new key_pressed_mutex" am: 33bb113af2 am: e99f4e88a2 am: f9a2f996bf (diff)
parentMerge "minadbd sends heartbeat to rescue service for getprop command." am: 89cc79cbb6 am: d9ec0bbd06 (diff)
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-rw-r--r--install/adb_install.cpp4
-rw-r--r--minadbd/minadbd_services.cpp8
-rw-r--r--minadbd/minadbd_types.h1
3 files changed, 12 insertions, 1 deletions
diff --git a/install/adb_install.cpp b/install/adb_install.cpp
index 37280a34c..ed664429a 100644
--- a/install/adb_install.cpp
+++ b/install/adb_install.cpp
@@ -367,11 +367,13 @@ InstallResult ApplyFromAdb(Device* device, bool rescue_mode, Device::BuiltinActi
"\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);
});
+ command_map.emplace(MinadbdCommand::kNoOp, []() { return std::make_pair(true, true); });
+
+ ui->Print("\n\nWaiting for rescue commands...\n");
}
CreateMinadbdServiceAndExecuteCommands(ui, command_map, rescue_mode);
diff --git a/minadbd/minadbd_services.cpp b/minadbd/minadbd_services.cpp
index 5792c7a17..c31afbe06 100644
--- a/minadbd/minadbd_services.cpp
+++ b/minadbd/minadbd_services.cpp
@@ -189,6 +189,14 @@ static void RescueGetpropHostService(unique_fd sfd, const std::string& prop) {
if (!android::base::WriteFully(sfd, result.data(), result.size())) {
exit(kMinadbdHostSocketIOError);
}
+
+ // Send heartbeat signal to keep the rescue service alive.
+ if (!WriteCommandToFd(MinadbdCommand::kNoOp, minadbd_socket)) {
+ exit(kMinadbdSocketIOError);
+ }
+ if (MinadbdCommandStatus status; !WaitForCommandStatus(minadbd_socket, &status)) {
+ exit(kMinadbdMessageFormatError);
+ }
}
// Reboots into the given target. We don't reboot directly from minadbd, but going through recovery
diff --git a/minadbd/minadbd_types.h b/minadbd/minadbd_types.h
index 99fd45e83..002523f1f 100644
--- a/minadbd/minadbd_types.h
+++ b/minadbd/minadbd_types.h
@@ -53,6 +53,7 @@ enum class MinadbdCommand : uint32_t {
kRebootRescue = 6,
kWipeCache = 7,
kWipeData = 8,
+ kNoOp = 9,
// Last but invalid command.
kError,