| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define TRACE_TAG SERVICES |
| |
| #include "sysdeps.h" |
| |
| #include <stdlib.h> |
| #include <sys/socket.h> |
| #include <sys/un.h> |
| #include <unistd.h> |
| |
| #include <string> |
| |
| #include <android-base/logging.h> |
| #include <android-base/properties.h> |
| #include <android-base/stringprintf.h> |
| #include <bootloader_message/bootloader_message.h> |
| #include <cutils/android_reboot.h> |
| |
| #include "adb_io.h" |
| #include "adb_unique_fd.h" |
| |
| void reboot_service(unique_fd fd, const std::string& arg) { |
| std::string reboot_arg = arg; |
| sync(); |
| |
| if (reboot_arg.empty()) reboot_arg = "adb"; |
| std::string reboot_string = android::base::StringPrintf("reboot,%s", reboot_arg.c_str()); |
| |
| if (reboot_arg == "fastboot" && |
| android::base::GetBoolProperty("ro.boot.dynamic_partitions", false) && |
| access("/dev/socket/recovery", F_OK) == 0) { |
| LOG(INFO) << "Recovery specific reboot fastboot"; |
| /* |
| * The socket is created to allow switching between recovery and |
| * fastboot. |
| */ |
| android::base::unique_fd sock(socket(AF_UNIX, SOCK_STREAM, 0)); |
| if (sock < 0) { |
| WriteFdFmt(fd, "reboot (%s) create\n", strerror(errno)); |
| PLOG(ERROR) << "Creating recovery socket failed"; |
| return; |
| } |
| |
| sockaddr_un addr = {.sun_family = AF_UNIX}; |
| strncpy(addr.sun_path, "/dev/socket/recovery", sizeof(addr.sun_path) - 1); |
| if (connect(sock.get(), reinterpret_cast<sockaddr*>(&addr), sizeof(addr)) == -1) { |
| WriteFdFmt(fd, "reboot (%s) connect\n", strerror(errno)); |
| PLOG(ERROR) << "Couldn't connect to recovery socket"; |
| return; |
| } |
| const char msg_switch_to_fastboot = 'f'; |
| auto ret = adb_write(sock, &msg_switch_to_fastboot, sizeof(msg_switch_to_fastboot)); |
| if (ret != sizeof(msg_switch_to_fastboot)) { |
| WriteFdFmt(fd, "reboot (%s) write\n", strerror(errno)); |
| PLOG(ERROR) << "Couldn't write message to recovery socket to switch to fastboot"; |
| return; |
| } |
| } else { |
| if (!android::base::SetProperty(ANDROID_RB_PROPERTY, reboot_string)) { |
| WriteFdFmt(fd.get(), "reboot (%s) failed\n", reboot_string.c_str()); |
| return; |
| } |
| } |
| // Don't return early. Give the reboot command time to take effect |
| // to avoid messing up scripts which do "adb reboot && adb wait-for-device" |
| while (true) { |
| pause(); |
| } |
| } |