OLD | NEW |
(Empty) | |
| 1 #!/usr/bin/python2.4 |
| 2 # |
| 3 # |
| 4 # Copyright 2008, The Android Open Source Project |
| 5 # |
| 6 # Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 # you may not use this file except in compliance with the License. |
| 8 # You may obtain a copy of the License at |
| 9 # |
| 10 # http://www.apache.org/licenses/LICENSE-2.0 |
| 11 # |
| 12 # Unless required by applicable law or agreed to in writing, software |
| 13 # distributed under the License is distributed on an "AS IS" BASIS, |
| 14 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 # See the License for the specific language governing permissions and |
| 16 # limitations under the License. |
| 17 |
| 18 """Provides an interface to communicate with the device via the adb command. |
| 19 |
| 20 Assumes adb binary is currently on system path. |
| 21 """ |
| 22 # Python imports |
| 23 import os |
| 24 import string |
| 25 import time |
| 26 |
| 27 # local imports |
| 28 import am_instrument_parser |
| 29 import errors |
| 30 import logger |
| 31 import run_command |
| 32 |
| 33 |
| 34 class AdbInterface: |
| 35 """Helper class for communicating with Android device via adb.""" |
| 36 |
| 37 DEVICE_TRACE_DIR = "/data/test_results/" |
| 38 |
| 39 def __init__(self, adb_path='adb'): |
| 40 """Constructor. |
| 41 |
| 42 Args: |
| 43 adb_path: Absolute path to the adb binary that should be used. Defaults |
| 44 to the adb in the environment path. |
| 45 """ |
| 46 self._adb_path = adb_path |
| 47 # argument to pass to adb, to direct command to specific device |
| 48 self._target_arg = "" |
| 49 |
| 50 def SetEmulatorTarget(self): |
| 51 """Direct all future commands to the only running emulator.""" |
| 52 self._target_arg = "-e" |
| 53 |
| 54 def SetDeviceTarget(self): |
| 55 """Direct all future commands to the only connected USB device.""" |
| 56 self._target_arg = "-d" |
| 57 |
| 58 def SetTargetSerial(self, serial): |
| 59 """Direct all future commands to Android target with the given serial.""" |
| 60 self._target_arg = "-s %s" % serial |
| 61 |
| 62 def SendCommand(self, command_string, timeout_time=20, retry_count=3): |
| 63 """Send a command via adb. |
| 64 |
| 65 Args: |
| 66 command_string: adb command to run |
| 67 timeout_time: number of seconds to wait for command to respond before |
| 68 retrying |
| 69 retry_count: number of times to retry command before raising |
| 70 WaitForResponseTimedOutError |
| 71 Returns: |
| 72 string output of command |
| 73 |
| 74 Raises: |
| 75 WaitForResponseTimedOutError if device does not respond to command within
time |
| 76 """ |
| 77 adb_cmd = "%s %s %s" % (self._adb_path, self._target_arg, command_string) |
| 78 logger.SilentLog("about to run %s" % adb_cmd) |
| 79 return run_command.RunCommand(adb_cmd, timeout_time=timeout_time, |
| 80 retry_count=retry_count) |
| 81 |
| 82 def SendShellCommand(self, cmd, timeout_time=20, retry_count=3): |
| 83 """Send a adb shell command. |
| 84 |
| 85 Args: |
| 86 cmd: adb shell command to run |
| 87 timeout_time: number of seconds to wait for command to respond before |
| 88 retrying |
| 89 retry_count: number of times to retry command before raising |
| 90 WaitForResponseTimedOutError |
| 91 |
| 92 Returns: |
| 93 string output of command |
| 94 |
| 95 Raises: |
| 96 WaitForResponseTimedOutError: if device does not respond to command |
| 97 """ |
| 98 return self.SendCommand("shell %s" % cmd, timeout_time=timeout_time, |
| 99 retry_count=retry_count) |
| 100 |
| 101 def BugReport(self, path): |
| 102 """Dumps adb bugreport to the file specified by the path. |
| 103 |
| 104 Args: |
| 105 path: Path of the file where adb bugreport is dumped to. |
| 106 """ |
| 107 bug_output = self.SendShellCommand("bugreport", timeout_time=60) |
| 108 bugreport_file = open(path, "w") |
| 109 bugreport_file.write(bug_output) |
| 110 bugreport_file.close() |
| 111 |
| 112 def Push(self, src, dest): |
| 113 """Pushes the file src onto the device at dest. |
| 114 |
| 115 Args: |
| 116 src: file path of host file to push |
| 117 dest: destination absolute file path on device |
| 118 """ |
| 119 self.SendCommand("push %s %s" % (src, dest), timeout_time=60) |
| 120 |
| 121 def Pull(self, src, dest): |
| 122 """Pulls the file src on the device onto dest on the host. |
| 123 |
| 124 Args: |
| 125 src: absolute file path of file on device to pull |
| 126 dest: destination file path on host |
| 127 |
| 128 Returns: |
| 129 True if success and False otherwise. |
| 130 """ |
| 131 # Create the base dir if it doesn't exist already |
| 132 if not os.path.exists(os.path.dirname(dest)): |
| 133 os.makedirs(os.path.dirname(dest)) |
| 134 |
| 135 if self.DoesFileExist(src): |
| 136 self.SendCommand("pull %s %s" % (src, dest), timeout_time=60) |
| 137 return True |
| 138 else: |
| 139 logger.Log("ADB Pull Failed: Source file %s does not exist." % src) |
| 140 return False |
| 141 |
| 142 def DoesFileExist(self, src): |
| 143 """Checks if the given path exists on device target. |
| 144 |
| 145 Args: |
| 146 src: file path to be checked. |
| 147 |
| 148 Returns: |
| 149 True if file exists |
| 150 """ |
| 151 |
| 152 output = self.SendShellCommand("ls %s" % src) |
| 153 error = "No such file or directory" |
| 154 |
| 155 if error in output: |
| 156 return False |
| 157 return True |
| 158 |
| 159 def EnableAdbRoot(self): |
| 160 """Enable adb root on device.""" |
| 161 output = self.SendCommand("root") |
| 162 if "adbd is already running as root" in output: |
| 163 return True |
| 164 elif "restarting adbd as root" in output: |
| 165 # device will disappear from adb, wait for it to come back |
| 166 self.SendCommand("wait-for-device") |
| 167 return True |
| 168 else: |
| 169 logger.Log("Unrecognized output from adb root: %s" % output) |
| 170 return False |
| 171 |
| 172 def StartInstrumentationForPackage( |
| 173 self, package_name, runner_name, timeout_time=60*10, |
| 174 no_window_animation=False, instrumentation_args={}): |
| 175 """Run instrumentation test for given package and runner. |
| 176 |
| 177 Equivalent to StartInstrumentation, except instrumentation path is |
| 178 separated into its package and runner components. |
| 179 """ |
| 180 instrumentation_path = "%s/%s" % (package_name, runner_name) |
| 181 return self.StartInstrumentation(instrumentation_path, timeout_time=timeout_
time, |
| 182 no_window_animation=no_window_animation, |
| 183 instrumentation_args=instrumentation_args) |
| 184 |
| 185 def StartInstrumentation( |
| 186 self, instrumentation_path, timeout_time=60*10, no_window_animation=False, |
| 187 profile=False, instrumentation_args={}, silent_log=False): |
| 188 |
| 189 """Runs an instrumentation class on the target. |
| 190 |
| 191 Returns a dictionary containing the key value pairs from the |
| 192 instrumentations result bundle and a list of TestResults. Also handles the |
| 193 interpreting of error output from the device and raises the necessary |
| 194 exceptions. |
| 195 |
| 196 Args: |
| 197 instrumentation_path: string. It should be the fully classified package |
| 198 name, and instrumentation test runner, separated by "/" |
| 199 e.g. com.android.globaltimelaunch/.GlobalTimeLaunch |
| 200 timeout_time: Timeout value for the am command. |
| 201 no_window_animation: boolean, Whether you want window animations enabled |
| 202 or disabled |
| 203 profile: If True, profiling will be turned on for the instrumentation. |
| 204 instrumentation_args: Dictionary of key value bundle arguments to pass to |
| 205 instrumentation. |
| 206 silent_log: If True, the invocation of the instrumentation test runner |
| 207 will not be logged. |
| 208 |
| 209 Returns: |
| 210 (test_results, inst_finished_bundle) |
| 211 |
| 212 test_results: a list of TestResults |
| 213 inst_finished_bundle (dict): Key/value pairs contained in the bundle that |
| 214 is passed into ActivityManager.finishInstrumentation(). Included in this |
| 215 bundle is the return code of the Instrumentation process, any error |
| 216 codes reported by the activity manager, and any results explicitly added |
| 217 by the instrumentation code. |
| 218 |
| 219 Raises: |
| 220 WaitForResponseTimedOutError: if timeout occurred while waiting for |
| 221 response to adb instrument command |
| 222 DeviceUnresponsiveError: if device system process is not responding |
| 223 InstrumentationError: if instrumentation failed to run |
| 224 """ |
| 225 |
| 226 command_string = self._BuildInstrumentationCommandPath( |
| 227 instrumentation_path, no_window_animation=no_window_animation, |
| 228 profile=profile, raw_mode=True, |
| 229 instrumentation_args=instrumentation_args) |
| 230 if silent_log: |
| 231 logger.SilentLog(command_string) |
| 232 else: |
| 233 logger.Log(command_string) |
| 234 (test_results, inst_finished_bundle) = ( |
| 235 am_instrument_parser.ParseAmInstrumentOutput( |
| 236 self.SendShellCommand(command_string, timeout_time=timeout_time, |
| 237 retry_count=2))) |
| 238 if "code" not in inst_finished_bundle: |
| 239 logger.Log('No code available. inst_finished_bundle contains: %s ' |
| 240 % inst_finished_bundle) |
| 241 raise errors.InstrumentationError("no test results... device setup " |
| 242 "correctly?") |
| 243 |
| 244 if inst_finished_bundle["code"] == "0": |
| 245 long_msg_result = "no error message" |
| 246 if "longMsg" in inst_finished_bundle: |
| 247 long_msg_result = inst_finished_bundle["longMsg"] |
| 248 logger.Log("Error! Test run failed: %s" % long_msg_result) |
| 249 raise errors.InstrumentationError(long_msg_result) |
| 250 |
| 251 if "INSTRUMENTATION_ABORTED" in inst_finished_bundle: |
| 252 logger.Log("INSTRUMENTATION ABORTED!") |
| 253 raise errors.DeviceUnresponsiveError |
| 254 |
| 255 return (test_results, inst_finished_bundle) |
| 256 |
| 257 def StartInstrumentationNoResults( |
| 258 self, package_name, runner_name, no_window_animation=False, |
| 259 raw_mode=False, instrumentation_args={}): |
| 260 """Runs instrumentation and dumps output to stdout. |
| 261 |
| 262 Equivalent to StartInstrumentation, but will dump instrumentation |
| 263 'normal' output to stdout, instead of parsing return results. Command will |
| 264 never timeout. |
| 265 """ |
| 266 adb_command_string = self.PreviewInstrumentationCommand( |
| 267 package_name, runner_name, no_window_animation=no_window_animation, |
| 268 raw_mode=raw_mode, instrumentation_args=instrumentation_args) |
| 269 logger.Log(adb_command_string) |
| 270 run_command.RunCommand(adb_command_string, return_output=False) |
| 271 |
| 272 def PreviewInstrumentationCommand( |
| 273 self, package_name, runner_name, no_window_animation=False, |
| 274 raw_mode=False, instrumentation_args={}): |
| 275 """Returns a string of adb command that will be executed.""" |
| 276 inst_command_string = self._BuildInstrumentationCommand( |
| 277 package_name, runner_name, no_window_animation=no_window_animation, |
| 278 raw_mode=raw_mode, instrumentation_args=instrumentation_args) |
| 279 command_string = "adb %s shell %s" % (self._target_arg, inst_command_string) |
| 280 return command_string |
| 281 |
| 282 def _BuildInstrumentationCommand( |
| 283 self, package, runner_name, no_window_animation=False, profile=False, |
| 284 raw_mode=True, instrumentation_args={}): |
| 285 instrumentation_path = "%s/%s" % (package, runner_name) |
| 286 |
| 287 return self._BuildInstrumentationCommandPath( |
| 288 instrumentation_path, no_window_animation=no_window_animation, |
| 289 profile=profile, raw_mode=raw_mode, |
| 290 instrumentation_args=instrumentation_args) |
| 291 |
| 292 def _BuildInstrumentationCommandPath( |
| 293 self, instrumentation_path, no_window_animation=False, profile=False, |
| 294 raw_mode=True, instrumentation_args={}): |
| 295 command_string = "am instrument" |
| 296 if no_window_animation: |
| 297 command_string += " --no_window_animation" |
| 298 if profile: |
| 299 self._CreateTraceDir() |
| 300 command_string += ( |
| 301 " -p %s/%s.dmtrace" % |
| 302 (self.DEVICE_TRACE_DIR, instrumentation_path.split(".")[-1])) |
| 303 |
| 304 for key, value in instrumentation_args.items(): |
| 305 command_string += " -e %s '%s'" % (key, value) |
| 306 if raw_mode: |
| 307 command_string += " -r" |
| 308 command_string += " -w %s" % instrumentation_path |
| 309 return command_string |
| 310 |
| 311 def _CreateTraceDir(self): |
| 312 ls_response = self.SendShellCommand("ls /data/trace") |
| 313 if ls_response.strip("#").strip(string.whitespace) != "": |
| 314 self.SendShellCommand("create /data/trace", "mkdir /data/trace") |
| 315 self.SendShellCommand("make /data/trace world writeable", |
| 316 "chmod 777 /data/trace") |
| 317 |
| 318 def WaitForDevicePm(self, wait_time=120): |
| 319 """Waits for targeted device's package manager to be up. |
| 320 |
| 321 Args: |
| 322 wait_time: time in seconds to wait |
| 323 |
| 324 Raises: |
| 325 WaitForResponseTimedOutError if wait_time elapses and pm still does not |
| 326 respond. |
| 327 """ |
| 328 logger.Log("Waiting for device package manager...") |
| 329 self.SendCommand("wait-for-device", timeout_time=wait_time, retry_count=0) |
| 330 # Now the device is there, but may not be running. |
| 331 # Query the package manager with a basic command |
| 332 try: |
| 333 self._WaitForShellCommandContents("pm path android", "package:", |
| 334 wait_time) |
| 335 except errors.WaitForResponseTimedOutError: |
| 336 raise errors.WaitForResponseTimedOutError( |
| 337 "Package manager did not respond after %s seconds" % wait_time) |
| 338 |
| 339 def WaitForInstrumentation(self, package_name, runner_name, wait_time=120): |
| 340 """Waits for given instrumentation to be present on device |
| 341 |
| 342 Args: |
| 343 wait_time: time in seconds to wait |
| 344 |
| 345 Raises: |
| 346 WaitForResponseTimedOutError if wait_time elapses and instrumentation |
| 347 still not present. |
| 348 """ |
| 349 instrumentation_path = "%s/%s" % (package_name, runner_name) |
| 350 logger.Log("Waiting for instrumentation to be present") |
| 351 # Query the package manager |
| 352 try: |
| 353 command = "pm list instrumentation | grep %s" % instrumentation_path |
| 354 self._WaitForShellCommandContents(command, "instrumentation:", wait_time, |
| 355 raise_abort=False) |
| 356 except errors.WaitForResponseTimedOutError : |
| 357 logger.Log( |
| 358 "Could not find instrumentation %s on device. Does the " |
| 359 "instrumentation in test's AndroidManifest.xml match definition" |
| 360 "in test_defs.xml?" % instrumentation_path) |
| 361 raise |
| 362 |
| 363 def WaitForProcess(self, name, wait_time=120): |
| 364 """Wait until a process is running on the device. |
| 365 |
| 366 Args: |
| 367 name: the process name as it appears in `ps` |
| 368 wait_time: time in seconds to wait |
| 369 |
| 370 Raises: |
| 371 WaitForResponseTimedOutError if wait_time elapses and the process is |
| 372 still not running |
| 373 """ |
| 374 logger.Log("Waiting for process %s" % name) |
| 375 self.SendCommand("wait-for-device") |
| 376 self._WaitForShellCommandContents("ps", name, wait_time) |
| 377 |
| 378 def WaitForProcessEnd(self, name, wait_time=120): |
| 379 """Wait until a process is no longer running on the device. |
| 380 |
| 381 Args: |
| 382 name: the process name as it appears in `ps` |
| 383 wait_time: time in seconds to wait |
| 384 |
| 385 Raises: |
| 386 WaitForResponseTimedOutError if wait_time elapses and the process is |
| 387 still running |
| 388 """ |
| 389 logger.Log("Waiting for process %s to end" % name) |
| 390 self._WaitForShellCommandContents("ps", name, wait_time, invert=True) |
| 391 |
| 392 def _WaitForShellCommandContents(self, command, expected, wait_time, |
| 393 raise_abort=True, invert=False): |
| 394 """Wait until the response to a command contains a given output. |
| 395 |
| 396 Assumes that a only successful execution of "adb shell <command>" contains |
| 397 the substring expected. Assumes that a device is present. |
| 398 |
| 399 Args: |
| 400 command: adb shell command to execute |
| 401 expected: the string that should appear to consider the |
| 402 command successful. |
| 403 wait_time: time in seconds to wait |
| 404 raise_abort: if False, retry when executing the command raises an |
| 405 AbortError, rather than failing. |
| 406 invert: if True, wait until the command output no longer contains the |
| 407 expected contents. |
| 408 |
| 409 Raises: |
| 410 WaitForResponseTimedOutError: If wait_time elapses and the command has not |
| 411 returned an output containing expected yet. |
| 412 """ |
| 413 # Query the device with the command |
| 414 success = False |
| 415 attempts = 0 |
| 416 wait_period = 5 |
| 417 while not success and (attempts*wait_period) < wait_time: |
| 418 # assume the command will always contain expected in the success case |
| 419 try: |
| 420 output = self.SendShellCommand(command, retry_count=1, |
| 421 timeout_time=wait_time) |
| 422 if ((not invert and expected in output) |
| 423 or (invert and expected not in output)): |
| 424 success = True |
| 425 except errors.AbortError, e: |
| 426 if raise_abort: |
| 427 raise |
| 428 # ignore otherwise |
| 429 |
| 430 if not success: |
| 431 time.sleep(wait_period) |
| 432 attempts += 1 |
| 433 |
| 434 if not success: |
| 435 raise errors.WaitForResponseTimedOutError() |
| 436 |
| 437 def WaitForBootComplete(self, wait_time=120): |
| 438 """Waits for targeted device's bootcomplete flag to be set. |
| 439 |
| 440 Args: |
| 441 wait_time: time in seconds to wait |
| 442 |
| 443 Raises: |
| 444 WaitForResponseTimedOutError if wait_time elapses and pm still does not |
| 445 respond. |
| 446 """ |
| 447 logger.Log("Waiting for boot complete...") |
| 448 self.SendCommand("wait-for-device") |
| 449 # Now the device is there, but may not be running. |
| 450 # Query the package manager with a basic command |
| 451 boot_complete = False |
| 452 attempts = 0 |
| 453 wait_period = 5 |
| 454 while not boot_complete and (attempts*wait_period) < wait_time: |
| 455 output = self.SendShellCommand("getprop dev.bootcomplete", retry_count=1) |
| 456 output = output.strip() |
| 457 if output == "1": |
| 458 boot_complete = True |
| 459 else: |
| 460 time.sleep(wait_period) |
| 461 attempts += 1 |
| 462 if not boot_complete: |
| 463 raise errors.WaitForResponseTimedOutError( |
| 464 "dev.bootcomplete flag was not set after %s seconds" % wait_time) |
| 465 |
| 466 def Sync(self, retry_count=3, runtime_restart=False): |
| 467 """Perform a adb sync. |
| 468 |
| 469 Blocks until device package manager is responding. |
| 470 |
| 471 Args: |
| 472 retry_count: number of times to retry sync before failing |
| 473 runtime_restart: stop runtime during sync and restart afterwards, useful |
| 474 for syncing system libraries (core, framework etc) |
| 475 |
| 476 Raises: |
| 477 WaitForResponseTimedOutError if package manager does not respond |
| 478 AbortError if unrecoverable error occurred |
| 479 """ |
| 480 output = "" |
| 481 error = None |
| 482 if runtime_restart: |
| 483 self.SendShellCommand("setprop ro.monkey 1", retry_count=retry_count) |
| 484 # manual rest bootcomplete flag |
| 485 self.SendShellCommand("setprop dev.bootcomplete 0", |
| 486 retry_count=retry_count) |
| 487 self.SendShellCommand("stop", retry_count=retry_count) |
| 488 |
| 489 try: |
| 490 output = self.SendCommand("sync", retry_count=retry_count) |
| 491 except errors.AbortError, e: |
| 492 error = e |
| 493 output = e.msg |
| 494 if "Read-only file system" in output: |
| 495 logger.SilentLog(output) |
| 496 logger.Log("Remounting read-only filesystem") |
| 497 self.SendCommand("remount") |
| 498 output = self.SendCommand("sync", retry_count=retry_count) |
| 499 elif "No space left on device" in output: |
| 500 logger.SilentLog(output) |
| 501 logger.Log("Restarting device runtime") |
| 502 self.SendShellCommand("stop", retry_count=retry_count) |
| 503 output = self.SendCommand("sync", retry_count=retry_count) |
| 504 self.SendShellCommand("start", retry_count=retry_count) |
| 505 elif error is not None: |
| 506 # exception occurred that cannot be recovered from |
| 507 raise error |
| 508 logger.SilentLog(output) |
| 509 if runtime_restart: |
| 510 # start runtime and wait till boot complete flag is set |
| 511 self.SendShellCommand("start", retry_count=retry_count) |
| 512 self.WaitForBootComplete() |
| 513 # press the MENU key, this will disable key guard if runtime is started |
| 514 # with ro.monkey set to 1 |
| 515 self.SendShellCommand("input keyevent 82", retry_count=retry_count) |
| 516 else: |
| 517 self.WaitForDevicePm() |
| 518 return output |
| 519 |
| 520 def GetSerialNumber(self): |
| 521 """Returns the serial number of the targeted device.""" |
| 522 return self.SendCommand("get-serialno").strip() |
OLD | NEW |