The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Dan Albert | 3313426 | 2015-03-19 15:21:08 -0700 | [diff] [blame] | 17 | #define TRACE_TAG TRACE_SERVICES |
| 18 | |
| 19 | #include "sysdeps.h" |
| 20 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 21 | #include <errno.h> |
Dan Albert | 7664901 | 2015-02-24 15:51:19 -0800 | [diff] [blame] | 22 | #include <stddef.h> |
| 23 | #include <stdio.h> |
| 24 | #include <stdlib.h> |
| 25 | #include <string.h> |
| 26 | |
| 27 | #ifndef _WIN32 |
| 28 | #include <netdb.h> |
| 29 | #include <netinet/in.h> |
| 30 | #include <sys/ioctl.h> |
| 31 | #include <unistd.h> |
| 32 | #endif |
| 33 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 34 | #include <base/file.h> |
Elliott Hughes | 6c34bba | 2015-04-17 20:11:08 -0700 | [diff] [blame] | 35 | #include <base/stringprintf.h> |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 36 | #include <base/strings.h> |
Elliott Hughes | 6c34bba | 2015-04-17 20:11:08 -0700 | [diff] [blame] | 37 | |
Dan Albert | 7664901 | 2015-02-24 15:51:19 -0800 | [diff] [blame] | 38 | #if !ADB_HOST |
| 39 | #include "cutils/android_reboot.h" |
| 40 | #include "cutils/properties.h" |
| 41 | #endif |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 42 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 43 | #include "adb.h" |
Dan Albert | cc731cc | 2015-02-24 21:26:58 -0800 | [diff] [blame] | 44 | #include "adb_io.h" |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 45 | #include "file_sync_service.h" |
Elliott Hughes | ec7a667 | 2015-03-16 21:58:32 +0000 | [diff] [blame] | 46 | #include "remount_service.h" |
Dan Albert | 7664901 | 2015-02-24 15:51:19 -0800 | [diff] [blame] | 47 | #include "transport.h" |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 48 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 49 | struct stinfo { |
| 50 | void (*func)(int fd, void *cookie); |
| 51 | int fd; |
| 52 | void *cookie; |
| 53 | }; |
| 54 | |
| 55 | |
| 56 | void *service_bootstrap_func(void *x) |
| 57 | { |
Dan Albert | bac3474 | 2015-02-25 17:51:28 -0800 | [diff] [blame] | 58 | stinfo* sti = reinterpret_cast<stinfo*>(x); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 59 | sti->func(sti->fd, sti->cookie); |
| 60 | free(sti); |
| 61 | return 0; |
| 62 | } |
| 63 | |
Benoit Goby | 9470c2f | 2013-02-20 15:04:53 -0800 | [diff] [blame] | 64 | #if !ADB_HOST |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 65 | |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 66 | void restart_root_service(int fd, void *cookie) { |
The Android Open Source Project | e037fd7 | 2009-03-13 13:04:37 -0700 | [diff] [blame] | 67 | if (getuid() == 0) { |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 68 | WriteFdExactly(fd, "adbd is already running as root\n"); |
The Android Open Source Project | e037fd7 | 2009-03-13 13:04:37 -0700 | [diff] [blame] | 69 | adb_close(fd); |
| 70 | } else { |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 71 | char value[PROPERTY_VALUE_MAX]; |
The Android Open Source Project | e037fd7 | 2009-03-13 13:04:37 -0700 | [diff] [blame] | 72 | property_get("ro.debuggable", value, ""); |
| 73 | if (strcmp(value, "1") != 0) { |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 74 | WriteFdExactly(fd, "adbd cannot run as root in production builds\n"); |
Mike Lockwood | ff19670 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 75 | adb_close(fd); |
The Android Open Source Project | e037fd7 | 2009-03-13 13:04:37 -0700 | [diff] [blame] | 76 | return; |
| 77 | } |
| 78 | |
Benoit Goby | 7941cf8 | 2012-03-16 14:44:17 -0700 | [diff] [blame] | 79 | property_set("service.adb.root", "1"); |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 80 | WriteFdExactly(fd, "restarting adbd as root\n"); |
The Android Open Source Project | e037fd7 | 2009-03-13 13:04:37 -0700 | [diff] [blame] | 81 | adb_close(fd); |
The Android Open Source Project | e037fd7 | 2009-03-13 13:04:37 -0700 | [diff] [blame] | 82 | } |
| 83 | } |
| 84 | |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 85 | void restart_unroot_service(int fd, void *cookie) { |
Dan Pasanen | 9885881 | 2014-10-06 12:57:20 -0500 | [diff] [blame] | 86 | if (getuid() != 0) { |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 87 | WriteFdExactly(fd, "adbd not running as root\n"); |
Dan Pasanen | 9885881 | 2014-10-06 12:57:20 -0500 | [diff] [blame] | 88 | adb_close(fd); |
| 89 | } else { |
| 90 | property_set("service.adb.root", "0"); |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 91 | WriteFdExactly(fd, "restarting adbd as non root\n"); |
Dan Pasanen | 9885881 | 2014-10-06 12:57:20 -0500 | [diff] [blame] | 92 | adb_close(fd); |
| 93 | } |
| 94 | } |
| 95 | |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 96 | void restart_tcp_service(int fd, void *cookie) { |
Elliott Hughes | ccecf14 | 2014-01-16 10:53:11 -0800 | [diff] [blame] | 97 | int port = (int) (uintptr_t) cookie; |
Mike Lockwood | ff19670 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 98 | if (port <= 0) { |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 99 | WriteFdFmt(fd, "invalid port %d\n", port); |
Mike Lockwood | ff19670 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 100 | adb_close(fd); |
| 101 | return; |
| 102 | } |
| 103 | |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 104 | char value[PROPERTY_VALUE_MAX]; |
Mike Lockwood | ff19670 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 105 | snprintf(value, sizeof(value), "%d", port); |
| 106 | property_set("service.adb.tcp.port", value); |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 107 | WriteFdFmt(fd, "restarting in TCP mode port: %d\n", port); |
Mike Lockwood | ff19670 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 108 | adb_close(fd); |
Mike Lockwood | ff19670 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 109 | } |
| 110 | |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 111 | void restart_usb_service(int fd, void *cookie) { |
Mike Lockwood | ff19670 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 112 | property_set("service.adb.tcp.port", "0"); |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 113 | WriteFdExactly(fd, "restarting in USB mode\n"); |
Mike Lockwood | ff19670 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 114 | adb_close(fd); |
Mike Lockwood | ff19670 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 115 | } |
| 116 | |
Tao Bao | 175b7bb | 2015-03-29 11:22:34 -0700 | [diff] [blame] | 117 | static bool reboot_service_impl(int fd, const char* arg) { |
| 118 | const char* reboot_arg = arg; |
| 119 | bool auto_reboot = false; |
| 120 | |
| 121 | if (strcmp(reboot_arg, "sideload-auto-reboot") == 0) { |
| 122 | auto_reboot = true; |
| 123 | reboot_arg = "sideload"; |
| 124 | } |
| 125 | |
Tao Bao | 175b7bb | 2015-03-29 11:22:34 -0700 | [diff] [blame] | 126 | // It reboots into sideload mode by setting "--sideload" or "--sideload_auto_reboot" |
| 127 | // in the command file. |
| 128 | if (strcmp(reboot_arg, "sideload") == 0) { |
| 129 | if (getuid() != 0) { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 130 | WriteFdExactly(fd, "'adb root' is required for 'adb reboot sideload'.\n"); |
Tao Bao | 175b7bb | 2015-03-29 11:22:34 -0700 | [diff] [blame] | 131 | return false; |
| 132 | } |
| 133 | |
| 134 | const char* const recovery_dir = "/cache/recovery"; |
| 135 | const char* const command_file = "/cache/recovery/command"; |
| 136 | // Ensure /cache/recovery exists. |
| 137 | if (adb_mkdir(recovery_dir, 0770) == -1 && errno != EEXIST) { |
| 138 | D("Failed to create directory '%s': %s\n", recovery_dir, strerror(errno)); |
| 139 | return false; |
| 140 | } |
| 141 | |
| 142 | bool write_status = android::base::WriteStringToFile( |
| 143 | auto_reboot ? "--sideload_auto_reboot" : "--sideload", command_file); |
| 144 | if (!write_status) { |
| 145 | return false; |
| 146 | } |
| 147 | |
| 148 | reboot_arg = "recovery"; |
| 149 | } |
Mike Lockwood | ee15662 | 2009-08-04 20:37:51 -0400 | [diff] [blame] | 150 | |
| 151 | sync(); |
Mike Lockwood | d969faa | 2010-02-24 16:07:23 -0500 | [diff] [blame] | 152 | |
Tao Bao | 175b7bb | 2015-03-29 11:22:34 -0700 | [diff] [blame] | 153 | char property_val[PROPERTY_VALUE_MAX]; |
| 154 | int ret = snprintf(property_val, sizeof(property_val), "reboot,%s", reboot_arg); |
| 155 | if (ret >= static_cast<int>(sizeof(property_val))) { |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 156 | WriteFdFmt(fd, "reboot string too long: %d\n", ret); |
Tao Bao | 175b7bb | 2015-03-29 11:22:34 -0700 | [diff] [blame] | 157 | return false; |
Nick Kralevich | ca8e66a | 2013-04-18 12:20:02 -0700 | [diff] [blame] | 158 | } |
| 159 | |
| 160 | ret = property_set(ANDROID_RB_PROPERTY, property_val); |
Mike Lockwood | ee15662 | 2009-08-04 20:37:51 -0400 | [diff] [blame] | 161 | if (ret < 0) { |
Elliott Hughes | ab52c18 | 2015-05-01 17:04:38 -0700 | [diff] [blame^] | 162 | WriteFdFmt(fd, "reboot failed: %d\n", ret); |
Tao Bao | 175b7bb | 2015-03-29 11:22:34 -0700 | [diff] [blame] | 163 | return false; |
Mike Lockwood | ee15662 | 2009-08-04 20:37:51 -0400 | [diff] [blame] | 164 | } |
Tao Bao | 175b7bb | 2015-03-29 11:22:34 -0700 | [diff] [blame] | 165 | |
| 166 | return true; |
| 167 | } |
| 168 | |
| 169 | void reboot_service(int fd, void* arg) |
| 170 | { |
| 171 | if (reboot_service_impl(fd, static_cast<const char*>(arg))) { |
| 172 | // Don't return early. Give the reboot command time to take effect |
| 173 | // to avoid messing up scripts which do "adb reboot && adb wait-for-device" |
Elliott Hughes | a7090b9 | 2015-04-17 17:03:59 -0700 | [diff] [blame] | 174 | while (true) { |
Tao Bao | 175b7bb | 2015-03-29 11:22:34 -0700 | [diff] [blame] | 175 | pause(); |
| 176 | } |
| 177 | } |
| 178 | |
Mike Lockwood | b6b4007 | 2009-09-19 16:52:58 -0400 | [diff] [blame] | 179 | free(arg); |
Mike Lockwood | ee15662 | 2009-08-04 20:37:51 -0400 | [diff] [blame] | 180 | adb_close(fd); |
| 181 | } |
| 182 | |
David 'Digit' Turner | 2525869 | 2013-03-21 21:07:42 +0100 | [diff] [blame] | 183 | void reverse_service(int fd, void* arg) |
| 184 | { |
Dan Albert | bac3474 | 2015-02-25 17:51:28 -0800 | [diff] [blame] | 185 | const char* command = reinterpret_cast<const char*>(arg); |
David 'Digit' Turner | 2525869 | 2013-03-21 21:07:42 +0100 | [diff] [blame] | 186 | |
| 187 | if (handle_forward_request(command, kTransportAny, NULL, fd) < 0) { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 188 | SendFail(fd, "not a reverse forwarding command"); |
David 'Digit' Turner | 2525869 | 2013-03-21 21:07:42 +0100 | [diff] [blame] | 189 | } |
| 190 | free(arg); |
| 191 | adb_close(fd); |
| 192 | } |
| 193 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 194 | #endif |
| 195 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 196 | static int create_service_thread(void (*func)(int, void *), void *cookie) |
| 197 | { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 198 | int s[2]; |
Dan Albert | bac3474 | 2015-02-25 17:51:28 -0800 | [diff] [blame] | 199 | if (adb_socketpair(s)) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 200 | printf("cannot create service socket pair\n"); |
| 201 | return -1; |
| 202 | } |
leozwang | cbf0267 | 2014-08-15 09:51:27 -0700 | [diff] [blame] | 203 | D("socketpair: (%d,%d)", s[0], s[1]); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 204 | |
Dan Albert | bac3474 | 2015-02-25 17:51:28 -0800 | [diff] [blame] | 205 | stinfo* sti = reinterpret_cast<stinfo*>(malloc(sizeof(stinfo))); |
| 206 | if (sti == nullptr) { |
| 207 | fatal("cannot allocate stinfo"); |
| 208 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 209 | sti->func = func; |
| 210 | sti->cookie = cookie; |
| 211 | sti->fd = s[1]; |
| 212 | |
Dan Albert | bac3474 | 2015-02-25 17:51:28 -0800 | [diff] [blame] | 213 | adb_thread_t t; |
| 214 | if (adb_thread_create(&t, service_bootstrap_func, sti)) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 215 | free(sti); |
| 216 | adb_close(s[0]); |
| 217 | adb_close(s[1]); |
| 218 | printf("cannot create service thread\n"); |
| 219 | return -1; |
| 220 | } |
| 221 | |
| 222 | D("service thread started, %d:%d\n",s[0], s[1]); |
| 223 | return s[0]; |
| 224 | } |
| 225 | |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 226 | #if !ADB_HOST |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 227 | |
| 228 | static void init_subproc_child() |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 229 | { |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 230 | setsid(); |
| 231 | |
Rom Lemarchand | 07ce7ca | 2014-06-20 16:30:54 -0700 | [diff] [blame] | 232 | // Set OOM score adjustment to prevent killing |
Nick Kralevich | fe8d7f4 | 2014-07-18 20:57:35 -0700 | [diff] [blame] | 233 | int fd = adb_open("/proc/self/oom_score_adj", O_WRONLY | O_CLOEXEC); |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 234 | if (fd >= 0) { |
| 235 | adb_write(fd, "0", 1); |
| 236 | adb_close(fd); |
| 237 | } else { |
Rom Lemarchand | 07ce7ca | 2014-06-20 16:30:54 -0700 | [diff] [blame] | 238 | D("adb: unable to update oom_score_adj\n"); |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 239 | } |
| 240 | } |
| 241 | |
| 242 | static int create_subproc_pty(const char *cmd, const char *arg0, const char *arg1, pid_t *pid) |
| 243 | { |
| 244 | D("create_subproc_pty(cmd=%s, arg0=%s, arg1=%s)\n", cmd, arg0, arg1); |
Yabin Cui | e77b6a0 | 2014-11-11 09:24:11 -0800 | [diff] [blame] | 245 | #if defined(_WIN32) |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 246 | fprintf(stderr, "error: create_subproc_pty not implemented on Win32 (%s %s %s)\n", cmd, arg0, arg1); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 247 | return -1; |
Yabin Cui | e77b6a0 | 2014-11-11 09:24:11 -0800 | [diff] [blame] | 248 | #else |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 249 | int ptm; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 250 | |
Nick Kralevich | fe8d7f4 | 2014-07-18 20:57:35 -0700 | [diff] [blame] | 251 | ptm = unix_open("/dev/ptmx", O_RDWR | O_CLOEXEC); // | O_NOCTTY); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 252 | if(ptm < 0){ |
| 253 | printf("[ cannot open /dev/ptmx - %s ]\n",strerror(errno)); |
| 254 | return -1; |
| 255 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 256 | |
Elliott Hughes | d235288 | 2014-07-29 11:32:16 -0700 | [diff] [blame] | 257 | char devname[64]; |
| 258 | if(grantpt(ptm) || unlockpt(ptm) || ptsname_r(ptm, devname, sizeof(devname)) != 0) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 259 | printf("[ trouble with /dev/ptmx - %s ]\n", strerror(errno)); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 260 | adb_close(ptm); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 261 | return -1; |
| 262 | } |
| 263 | |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 264 | *pid = fork(); |
| 265 | if(*pid < 0) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 266 | printf("- fork failed: %s -\n", strerror(errno)); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 267 | adb_close(ptm); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 268 | return -1; |
| 269 | } |
| 270 | |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 271 | if (*pid == 0) { |
| 272 | init_subproc_child(); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 273 | |
Nick Kralevich | fe8d7f4 | 2014-07-18 20:57:35 -0700 | [diff] [blame] | 274 | int pts = unix_open(devname, O_RDWR | O_CLOEXEC); |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 275 | if (pts < 0) { |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 276 | fprintf(stderr, "child failed to open pseudo-term slave: %s\n", devname); |
| 277 | exit(-1); |
| 278 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 279 | |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 280 | dup2(pts, STDIN_FILENO); |
| 281 | dup2(pts, STDOUT_FILENO); |
| 282 | dup2(pts, STDERR_FILENO); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 283 | |
Benoit Goby | 95ef828 | 2011-02-01 18:57:41 -0800 | [diff] [blame] | 284 | adb_close(pts); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 285 | adb_close(ptm); |
| 286 | |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 287 | execl(cmd, cmd, arg0, arg1, NULL); |
| 288 | fprintf(stderr, "- exec '%s' failed: %s (%d) -\n", |
| 289 | cmd, strerror(errno), errno); |
| 290 | exit(-1); |
| 291 | } else { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 292 | return ptm; |
| 293 | } |
Yabin Cui | e77b6a0 | 2014-11-11 09:24:11 -0800 | [diff] [blame] | 294 | #endif /* !defined(_WIN32) */ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 295 | } |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 296 | |
| 297 | static int create_subproc_raw(const char *cmd, const char *arg0, const char *arg1, pid_t *pid) |
| 298 | { |
| 299 | D("create_subproc_raw(cmd=%s, arg0=%s, arg1=%s)\n", cmd, arg0, arg1); |
Yabin Cui | e77b6a0 | 2014-11-11 09:24:11 -0800 | [diff] [blame] | 300 | #if defined(_WIN32) |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 301 | fprintf(stderr, "error: create_subproc_raw not implemented on Win32 (%s %s %s)\n", cmd, arg0, arg1); |
| 302 | return -1; |
Yabin Cui | e77b6a0 | 2014-11-11 09:24:11 -0800 | [diff] [blame] | 303 | #else |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 304 | |
| 305 | // 0 is parent socket, 1 is child socket |
| 306 | int sv[2]; |
leozwang | cbf0267 | 2014-08-15 09:51:27 -0700 | [diff] [blame] | 307 | if (adb_socketpair(sv) < 0) { |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 308 | printf("[ cannot create socket pair - %s ]\n", strerror(errno)); |
| 309 | return -1; |
| 310 | } |
leozwang | cbf0267 | 2014-08-15 09:51:27 -0700 | [diff] [blame] | 311 | D("socketpair: (%d,%d)", sv[0], sv[1]); |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 312 | |
| 313 | *pid = fork(); |
| 314 | if (*pid < 0) { |
| 315 | printf("- fork failed: %s -\n", strerror(errno)); |
| 316 | adb_close(sv[0]); |
| 317 | adb_close(sv[1]); |
| 318 | return -1; |
| 319 | } |
| 320 | |
| 321 | if (*pid == 0) { |
| 322 | adb_close(sv[0]); |
| 323 | init_subproc_child(); |
| 324 | |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 325 | dup2(sv[1], STDIN_FILENO); |
| 326 | dup2(sv[1], STDOUT_FILENO); |
Jeff Sharkey | 960df97 | 2014-06-09 17:30:57 -0700 | [diff] [blame] | 327 | dup2(sv[1], STDERR_FILENO); |
| 328 | |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 329 | adb_close(sv[1]); |
| 330 | |
| 331 | execl(cmd, cmd, arg0, arg1, NULL); |
| 332 | fprintf(stderr, "- exec '%s' failed: %s (%d) -\n", |
| 333 | cmd, strerror(errno), errno); |
| 334 | exit(-1); |
| 335 | } else { |
| 336 | adb_close(sv[1]); |
| 337 | return sv[0]; |
| 338 | } |
Yabin Cui | e77b6a0 | 2014-11-11 09:24:11 -0800 | [diff] [blame] | 339 | #endif /* !defined(_WIN32) */ |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 340 | } |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 341 | #endif /* !ABD_HOST */ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 342 | |
| 343 | #if ADB_HOST |
| 344 | #define SHELL_COMMAND "/bin/sh" |
| 345 | #else |
| 346 | #define SHELL_COMMAND "/system/bin/sh" |
| 347 | #endif |
| 348 | |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 349 | #if !ADB_HOST |
| 350 | static void subproc_waiter_service(int fd, void *cookie) |
| 351 | { |
Elliott Hughes | ccecf14 | 2014-01-16 10:53:11 -0800 | [diff] [blame] | 352 | pid_t pid = (pid_t) (uintptr_t) cookie; |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 353 | |
| 354 | D("entered. fd=%d of pid=%d\n", fd, pid); |
Elliott Hughes | a7090b9 | 2015-04-17 17:03:59 -0700 | [diff] [blame] | 355 | while (true) { |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 356 | int status; |
| 357 | pid_t p = waitpid(pid, &status, 0); |
| 358 | if (p == pid) { |
| 359 | D("fd=%d, post waitpid(pid=%d) status=%04x\n", fd, p, status); |
| 360 | if (WIFSIGNALED(status)) { |
| 361 | D("*** Killed by signal %d\n", WTERMSIG(status)); |
| 362 | break; |
| 363 | } else if (!WIFEXITED(status)) { |
| 364 | D("*** Didn't exit!!. status %d\n", status); |
| 365 | break; |
| 366 | } else if (WEXITSTATUS(status) >= 0) { |
| 367 | D("*** Exit code %d\n", WEXITSTATUS(status)); |
| 368 | break; |
| 369 | } |
| 370 | } |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 371 | } |
| 372 | D("shell exited fd=%d of pid=%d err=%d\n", fd, pid, errno); |
| 373 | if (SHELL_EXIT_NOTIFY_FD >=0) { |
| 374 | int res; |
Dan Albert | cc731cc | 2015-02-24 21:26:58 -0800 | [diff] [blame] | 375 | res = WriteFdExactly(SHELL_EXIT_NOTIFY_FD, &fd, sizeof(fd)) ? 0 : -1; |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 376 | D("notified shell exit via fd=%d for pid=%d res=%d errno=%d\n", |
| 377 | SHELL_EXIT_NOTIFY_FD, pid, res, errno); |
| 378 | } |
| 379 | } |
| 380 | |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 381 | static int create_subproc_thread(const char *name, const subproc_mode mode) |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 382 | { |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 383 | adb_thread_t t; |
| 384 | int ret_fd; |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 385 | pid_t pid = -1; |
| 386 | |
| 387 | const char *arg0, *arg1; |
| 388 | if (name == 0 || *name == 0) { |
| 389 | arg0 = "-"; arg1 = 0; |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 390 | } else { |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 391 | arg0 = "-c"; arg1 = name; |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 392 | } |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 393 | |
| 394 | switch (mode) { |
| 395 | case SUBPROC_PTY: |
| 396 | ret_fd = create_subproc_pty(SHELL_COMMAND, arg0, arg1, &pid); |
| 397 | break; |
| 398 | case SUBPROC_RAW: |
| 399 | ret_fd = create_subproc_raw(SHELL_COMMAND, arg0, arg1, &pid); |
| 400 | break; |
| 401 | default: |
| 402 | fprintf(stderr, "invalid subproc_mode %d\n", mode); |
| 403 | return -1; |
| 404 | } |
| 405 | D("create_subproc ret_fd=%d pid=%d\n", ret_fd, pid); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 406 | |
Dan Albert | bac3474 | 2015-02-25 17:51:28 -0800 | [diff] [blame] | 407 | stinfo* sti = reinterpret_cast<stinfo*>(malloc(sizeof(stinfo))); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 408 | if(sti == 0) fatal("cannot allocate stinfo"); |
| 409 | sti->func = subproc_waiter_service; |
Elliott Hughes | ccecf14 | 2014-01-16 10:53:11 -0800 | [diff] [blame] | 410 | sti->cookie = (void*) (uintptr_t) pid; |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 411 | sti->fd = ret_fd; |
| 412 | |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 413 | if (adb_thread_create(&t, service_bootstrap_func, sti)) { |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 414 | free(sti); |
| 415 | adb_close(ret_fd); |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 416 | fprintf(stderr, "cannot create service thread\n"); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 417 | return -1; |
| 418 | } |
| 419 | |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 420 | D("service thread started, fd=%d pid=%d\n", ret_fd, pid); |
JP Abgrall | 408fa57 | 2011-03-16 15:57:42 -0700 | [diff] [blame] | 421 | return ret_fd; |
| 422 | } |
| 423 | #endif |
| 424 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 425 | int service_to_fd(const char *name) |
| 426 | { |
| 427 | int ret = -1; |
| 428 | |
| 429 | if(!strncmp(name, "tcp:", 4)) { |
| 430 | int port = atoi(name + 4); |
| 431 | name = strchr(name + 4, ':'); |
| 432 | if(name == 0) { |
| 433 | ret = socket_loopback_client(port, SOCK_STREAM); |
| 434 | if (ret >= 0) |
| 435 | disable_tcp_nagle(ret); |
| 436 | } else { |
| 437 | #if ADB_HOST |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 438 | ret = socket_network_client(name + 1, port, SOCK_STREAM); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 439 | #else |
| 440 | return -1; |
| 441 | #endif |
| 442 | } |
| 443 | #ifndef HAVE_WINSOCK /* winsock doesn't implement unix domain sockets */ |
| 444 | } else if(!strncmp(name, "local:", 6)) { |
| 445 | ret = socket_local_client(name + 6, |
| 446 | ANDROID_SOCKET_NAMESPACE_RESERVED, SOCK_STREAM); |
| 447 | } else if(!strncmp(name, "localreserved:", 14)) { |
| 448 | ret = socket_local_client(name + 14, |
| 449 | ANDROID_SOCKET_NAMESPACE_RESERVED, SOCK_STREAM); |
| 450 | } else if(!strncmp(name, "localabstract:", 14)) { |
| 451 | ret = socket_local_client(name + 14, |
| 452 | ANDROID_SOCKET_NAMESPACE_ABSTRACT, SOCK_STREAM); |
| 453 | } else if(!strncmp(name, "localfilesystem:", 16)) { |
| 454 | ret = socket_local_client(name + 16, |
| 455 | ANDROID_SOCKET_NAMESPACE_FILESYSTEM, SOCK_STREAM); |
| 456 | #endif |
Benoit Goby | 9470c2f | 2013-02-20 15:04:53 -0800 | [diff] [blame] | 457 | #if !ADB_HOST |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 458 | } else if(!strncmp("dev:", name, 4)) { |
Nick Kralevich | fe8d7f4 | 2014-07-18 20:57:35 -0700 | [diff] [blame] | 459 | ret = unix_open(name + 4, O_RDWR | O_CLOEXEC); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 460 | } else if(!strncmp(name, "framebuffer:", 12)) { |
| 461 | ret = create_service_thread(framebuffer_service, 0); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 462 | } else if (!strncmp(name, "jdwp:", 5)) { |
| 463 | ret = create_jdwp_connection_fd(atoi(name+5)); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 464 | } else if(!HOST && !strncmp(name, "shell:", 6)) { |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 465 | ret = create_subproc_thread(name + 6, SUBPROC_PTY); |
| 466 | } else if(!HOST && !strncmp(name, "exec:", 5)) { |
| 467 | ret = create_subproc_thread(name + 5, SUBPROC_RAW); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 468 | } else if(!strncmp(name, "sync:", 5)) { |
| 469 | ret = create_service_thread(file_sync_service, NULL); |
| 470 | } else if(!strncmp(name, "remount:", 8)) { |
| 471 | ret = create_service_thread(remount_service, NULL); |
Mike Lockwood | ee15662 | 2009-08-04 20:37:51 -0400 | [diff] [blame] | 472 | } else if(!strncmp(name, "reboot:", 7)) { |
Mike Lockwood | b6b4007 | 2009-09-19 16:52:58 -0400 | [diff] [blame] | 473 | void* arg = strdup(name + 7); |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 474 | if (arg == NULL) return -1; |
Mike Lockwood | b6b4007 | 2009-09-19 16:52:58 -0400 | [diff] [blame] | 475 | ret = create_service_thread(reboot_service, arg); |
The Android Open Source Project | e037fd7 | 2009-03-13 13:04:37 -0700 | [diff] [blame] | 476 | } else if(!strncmp(name, "root:", 5)) { |
| 477 | ret = create_service_thread(restart_root_service, NULL); |
Dan Pasanen | 9885881 | 2014-10-06 12:57:20 -0500 | [diff] [blame] | 478 | } else if(!strncmp(name, "unroot:", 7)) { |
| 479 | ret = create_service_thread(restart_unroot_service, NULL); |
Christopher Tate | d2f5415 | 2011-04-21 12:53:28 -0700 | [diff] [blame] | 480 | } else if(!strncmp(name, "backup:", 7)) { |
Elliott Hughes | 6c34bba | 2015-04-17 20:11:08 -0700 | [diff] [blame] | 481 | ret = create_subproc_thread(android::base::StringPrintf("/system/bin/bu backup %s", |
| 482 | (name + 7)).c_str(), SUBPROC_RAW); |
Christopher Tate | 702967a | 2011-05-17 15:52:54 -0700 | [diff] [blame] | 483 | } else if(!strncmp(name, "restore:", 8)) { |
Jeff Sharkey | 5d9d434 | 2014-05-26 18:30:43 -0700 | [diff] [blame] | 484 | ret = create_subproc_thread("/system/bin/bu restore", SUBPROC_RAW); |
Mike Lockwood | ff19670 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 485 | } else if(!strncmp(name, "tcpip:", 6)) { |
| 486 | int port; |
Spencer Low | 943ef23 | 2015-01-25 17:38:36 -0800 | [diff] [blame] | 487 | if (sscanf(name + 6, "%d", &port) != 1) { |
Mike Lockwood | ff19670 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 488 | port = 0; |
| 489 | } |
Elliott Hughes | ccecf14 | 2014-01-16 10:53:11 -0800 | [diff] [blame] | 490 | ret = create_service_thread(restart_tcp_service, (void *) (uintptr_t) port); |
Mike Lockwood | ff19670 | 2009-08-24 15:58:40 -0700 | [diff] [blame] | 491 | } else if(!strncmp(name, "usb:", 4)) { |
| 492 | ret = create_service_thread(restart_usb_service, NULL); |
David 'Digit' Turner | 2525869 | 2013-03-21 21:07:42 +0100 | [diff] [blame] | 493 | } else if (!strncmp(name, "reverse:", 8)) { |
| 494 | char* cookie = strdup(name + 8); |
| 495 | if (cookie == NULL) { |
| 496 | ret = -1; |
| 497 | } else { |
| 498 | ret = create_service_thread(reverse_service, cookie); |
| 499 | if (ret < 0) { |
| 500 | free(cookie); |
| 501 | } |
| 502 | } |
Paul Lawrence | ec900bb | 2014-10-09 14:22:49 +0000 | [diff] [blame] | 503 | } else if(!strncmp(name, "disable-verity:", 15)) { |
Paul Lawrence | 982089d | 2014-12-03 15:31:57 -0800 | [diff] [blame] | 504 | ret = create_service_thread(set_verity_enabled_state_service, (void*)0); |
| 505 | } else if(!strncmp(name, "enable-verity:", 15)) { |
| 506 | ret = create_service_thread(set_verity_enabled_state_service, (void*)1); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 507 | #endif |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 508 | } |
| 509 | if (ret >= 0) { |
| 510 | close_on_exec(ret); |
| 511 | } |
| 512 | return ret; |
| 513 | } |
| 514 | |
| 515 | #if ADB_HOST |
| 516 | struct state_info { |
| 517 | transport_type transport; |
| 518 | char* serial; |
| 519 | int state; |
| 520 | }; |
| 521 | |
| 522 | static void wait_for_state(int fd, void* cookie) |
| 523 | { |
Dan Albert | bac3474 | 2015-02-25 17:51:28 -0800 | [diff] [blame] | 524 | state_info* sinfo = reinterpret_cast<state_info*>(cookie); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 525 | |
| 526 | D("wait_for_state %d\n", sinfo->state); |
| 527 | |
Elliott Hughes | 7be29c8 | 2015-04-16 22:54:44 -0700 | [diff] [blame] | 528 | std::string error_msg = "unknown error"; |
| 529 | atransport* t = acquire_one_transport(sinfo->state, sinfo->transport, sinfo->serial, &error_msg); |
| 530 | if (t != 0) { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 531 | SendOkay(fd); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 532 | } else { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 533 | SendFail(fd, error_msg); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 534 | } |
| 535 | |
| 536 | if (sinfo->serial) |
| 537 | free(sinfo->serial); |
| 538 | free(sinfo); |
| 539 | adb_close(fd); |
| 540 | D("wait_for_state is done\n"); |
| 541 | } |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 542 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 543 | static void connect_device(const std::string& host, std::string* response) { |
| 544 | if (host.empty()) { |
| 545 | *response = "empty host name"; |
| 546 | return; |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 547 | } |
| 548 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 549 | std::vector<std::string> pieces = android::base::Split(host, ":"); |
| 550 | const std::string& hostname = pieces[0]; |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 551 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 552 | int port = DEFAULT_ADB_LOCAL_TRANSPORT_PORT; |
| 553 | if (pieces.size() > 1) { |
| 554 | if (sscanf(pieces[1].c_str(), "%d", &port) != 1) { |
| 555 | *response = android::base::StringPrintf("bad port number %s", pieces[1].c_str()); |
| 556 | return; |
| 557 | } |
| 558 | } |
| 559 | |
| 560 | // This may look like we're putting 'host' back together, |
| 561 | // but we're actually inserting the default port if necessary. |
| 562 | std::string serial = android::base::StringPrintf("%s:%d", hostname.c_str(), port); |
| 563 | |
| 564 | int fd = socket_network_client_timeout(hostname.c_str(), port, SOCK_STREAM, 10); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 565 | if (fd < 0) { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 566 | *response = android::base::StringPrintf("unable to connect to %s:%d", |
| 567 | hostname.c_str(), port); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 568 | return; |
| 569 | } |
| 570 | |
| 571 | D("client: connected on remote on fd %d\n", fd); |
| 572 | close_on_exec(fd); |
| 573 | disable_tcp_nagle(fd); |
| 574 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 575 | int ret = register_socket_transport(fd, serial.c_str(), port, 0); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 576 | if (ret < 0) { |
| 577 | adb_close(fd); |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 578 | *response = android::base::StringPrintf("already connected to %s", serial.c_str()); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 579 | } else { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 580 | *response = android::base::StringPrintf("connected to %s", serial.c_str()); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 581 | } |
| 582 | } |
| 583 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 584 | void connect_emulator(const std::string& port_spec, std::string* response) { |
| 585 | std::vector<std::string> pieces = android::base::Split(port_spec, ","); |
| 586 | if (pieces.size() != 2) { |
| 587 | *response = android::base::StringPrintf("unable to parse '%s' as <console port>,<adb port>", |
| 588 | port_spec.c_str()); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 589 | return; |
| 590 | } |
| 591 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 592 | int console_port = strtol(pieces[0].c_str(), NULL, 0); |
| 593 | int adb_port = strtol(pieces[1].c_str(), NULL, 0); |
| 594 | if (console_port <= 0 || adb_port <= 0) { |
| 595 | *response = android::base::StringPrintf("Invalid port numbers: %s", port_spec.c_str()); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 596 | return; |
| 597 | } |
| 598 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 599 | // Check if the emulator is already known. |
| 600 | // Note: There's a small but harmless race condition here: An emulator not |
| 601 | // present just yet could be registered by another invocation right |
| 602 | // after doing this check here. However, local_connect protects |
| 603 | // against double-registration too. From here, a better error message |
| 604 | // can be produced. In the case of the race condition, the very specific |
| 605 | // error message won't be shown, but the data doesn't get corrupted. |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 606 | atransport* known_emulator = find_emulator_transport_by_adb_port(adb_port); |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 607 | if (known_emulator != nullptr) { |
| 608 | *response = android::base::StringPrintf("Emulator already registered on port %d", adb_port); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 609 | return; |
| 610 | } |
| 611 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 612 | // Check if more emulators can be registered. Similar unproblematic |
| 613 | // race condition as above. |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 614 | int candidate_slot = get_available_local_transport_index(); |
| 615 | if (candidate_slot < 0) { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 616 | *response = "Cannot accept more emulators"; |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 617 | return; |
| 618 | } |
| 619 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 620 | // Preconditions met, try to connect to the emulator. |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 621 | if (!local_connect_arbitrary_ports(console_port, adb_port)) { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 622 | *response = android::base::StringPrintf("Connected to emulator on ports %d,%d", |
| 623 | console_port, adb_port); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 624 | } else { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 625 | *response = android::base::StringPrintf("Could not connect to emulator on ports %d,%d", |
| 626 | console_port, adb_port); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 627 | } |
| 628 | } |
| 629 | |
| 630 | static void connect_service(int fd, void* cookie) |
| 631 | { |
Dan Albert | bac3474 | 2015-02-25 17:51:28 -0800 | [diff] [blame] | 632 | char *host = reinterpret_cast<char*>(cookie); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 633 | |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 634 | std::string response; |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 635 | if (!strncmp(host, "emu:", 4)) { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 636 | connect_emulator(host + 4, &response); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 637 | } else { |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 638 | connect_device(host, &response); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 639 | } |
| 640 | |
| 641 | // Send response for emulator and device |
Elliott Hughes | e67f1f8 | 2015-04-30 17:32:03 -0700 | [diff] [blame] | 642 | SendProtocolString(fd, response); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 643 | adb_close(fd); |
| 644 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 645 | #endif |
| 646 | |
| 647 | #if ADB_HOST |
| 648 | asocket* host_service_to_socket(const char* name, const char *serial) |
| 649 | { |
| 650 | if (!strcmp(name,"track-devices")) { |
| 651 | return create_device_tracker(); |
| 652 | } else if (!strncmp(name, "wait-for-", strlen("wait-for-"))) { |
Dan Albert | bac3474 | 2015-02-25 17:51:28 -0800 | [diff] [blame] | 653 | auto sinfo = reinterpret_cast<state_info*>(malloc(sizeof(state_info))); |
Elliott Hughes | dc3b459 | 2015-04-21 19:39:52 -0700 | [diff] [blame] | 654 | if (sinfo == nullptr) { |
| 655 | fprintf(stderr, "couldn't allocate state_info: %s", strerror(errno)); |
| 656 | return NULL; |
| 657 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 658 | |
| 659 | if (serial) |
| 660 | sinfo->serial = strdup(serial); |
| 661 | else |
| 662 | sinfo->serial = NULL; |
| 663 | |
| 664 | name += strlen("wait-for-"); |
| 665 | |
| 666 | if (!strncmp(name, "local", strlen("local"))) { |
| 667 | sinfo->transport = kTransportLocal; |
| 668 | sinfo->state = CS_DEVICE; |
| 669 | } else if (!strncmp(name, "usb", strlen("usb"))) { |
| 670 | sinfo->transport = kTransportUsb; |
| 671 | sinfo->state = CS_DEVICE; |
| 672 | } else if (!strncmp(name, "any", strlen("any"))) { |
| 673 | sinfo->transport = kTransportAny; |
| 674 | sinfo->state = CS_DEVICE; |
| 675 | } else { |
| 676 | free(sinfo); |
| 677 | return NULL; |
| 678 | } |
| 679 | |
| 680 | int fd = create_service_thread(wait_for_state, sinfo); |
| 681 | return create_local_socket(fd); |
Benoit Goby | 1c45ee9 | 2013-03-29 18:22:36 -0700 | [diff] [blame] | 682 | } else if (!strncmp(name, "connect:", 8)) { |
| 683 | const char *host = name + 8; |
| 684 | int fd = create_service_thread(connect_service, (void *)host); |
| 685 | return create_local_socket(fd); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 686 | } |
| 687 | return NULL; |
| 688 | } |
| 689 | #endif /* ADB_HOST */ |