| #!/usr/bin/python2.4 |
| # |
| # |
| # Copyright 2008, 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. |
| |
| """Provides an interface to communicate with the device via the adb command. |
| |
| Assumes adb binary is currently on system path. |
| """ |
| # Python imports |
| import os |
| import string |
| import time |
| |
| # local imports |
| import am_instrument_parser |
| import errors |
| import logger |
| import run_command |
| |
| |
| class AdbInterface: |
| """Helper class for communicating with Android device via adb.""" |
| |
| # argument to pass to adb, to direct command to specific device |
| _target_arg = "" |
| |
| DEVICE_TRACE_DIR = "/data/test_results/" |
| |
| def SetEmulatorTarget(self): |
| """Direct all future commands to the only running emulator.""" |
| self._target_arg = "-e" |
| |
| def SetDeviceTarget(self): |
| """Direct all future commands to the only connected USB device.""" |
| self._target_arg = "-d" |
| |
| def SetTargetSerial(self, serial): |
| """Direct all future commands to Android target with the given serial.""" |
| self._target_arg = "-s %s" % serial |
| |
| def SendCommand(self, command_string, timeout_time=20, retry_count=3): |
| """Send a command via adb. |
| |
| Args: |
| command_string: adb command to run |
| timeout_time: number of seconds to wait for command to respond before |
| retrying |
| retry_count: number of times to retry command before raising |
| WaitForResponseTimedOutError |
| Returns: |
| string output of command |
| |
| Raises: |
| WaitForResponseTimedOutError if device does not respond to command within time |
| """ |
| adb_cmd = "adb %s %s" % (self._target_arg, command_string) |
| logger.SilentLog("about to run %s" % adb_cmd) |
| return run_command.RunCommand(adb_cmd, timeout_time=timeout_time, |
| retry_count=retry_count) |
| |
| def SendShellCommand(self, cmd, timeout_time=20, retry_count=3): |
| """Send a adb shell command. |
| |
| Args: |
| cmd: adb shell command to run |
| timeout_time: number of seconds to wait for command to respond before |
| retrying |
| retry_count: number of times to retry command before raising |
| WaitForResponseTimedOutError |
| |
| Returns: |
| string output of command |
| |
| Raises: |
| WaitForResponseTimedOutError: if device does not respond to command |
| """ |
| return self.SendCommand("shell %s" % cmd, timeout_time=timeout_time, |
| retry_count=retry_count) |
| |
| def BugReport(self, path): |
| """Dumps adb bugreport to the file specified by the path. |
| |
| Args: |
| path: Path of the file where adb bugreport is dumped to. |
| """ |
| bug_output = self.SendShellCommand("bugreport", timeout_time=60) |
| bugreport_file = open(path, "w") |
| bugreport_file.write(bug_output) |
| bugreport_file.close() |
| |
| def Push(self, src, dest): |
| """Pushes the file src onto the device at dest. |
| |
| Args: |
| src: file path of host file to push |
| dest: destination absolute file path on device |
| """ |
| self.SendCommand("push %s %s" % (src, dest), timeout_time=60) |
| |
| def Pull(self, src, dest): |
| """Pulls the file src on the device onto dest on the host. |
| |
| Args: |
| src: absolute file path of file on device to pull |
| dest: destination file path on host |
| |
| Returns: |
| True if success and False otherwise. |
| """ |
| # Create the base dir if it doesn't exist already |
| if not os.path.exists(os.path.dirname(dest)): |
| os.makedirs(os.path.dirname(dest)) |
| |
| if self.DoesFileExist(src): |
| self.SendCommand("pull %s %s" % (src, dest), timeout_time=60) |
| return True |
| else: |
| logger.Log("ADB Pull Failed: Source file %s does not exist." % src) |
| return False |
| |
| def Install(self, apk_path): |
| """Installs apk on device. |
| |
| Args: |
| apk_path: file path to apk file on host |
| |
| Returns: |
| output of install command |
| """ |
| return self.SendCommand("install -r %s" % apk_path) |
| |
| def DoesFileExist(self, src): |
| """Checks if the given path exists on device target. |
| |
| Args: |
| src: file path to be checked. |
| |
| Returns: |
| True if file exists |
| """ |
| |
| output = self.SendShellCommand("ls %s" % src) |
| error = "No such file or directory" |
| |
| if error in output: |
| return False |
| return True |
| |
| def EnableAdbRoot(self): |
| """Enable adb root on device.""" |
| output = self.SendCommand("root") |
| if "adbd is already running as root" in output: |
| return True |
| elif "restarting adbd as root" in output: |
| # device will disappear from adb, wait for it to come back |
| time.sleep(2) |
| self.SendCommand("wait-for-device") |
| return True |
| else: |
| logger.Log("Unrecognized output from adb root: %s" % output) |
| return False |
| |
| def StartInstrumentationForPackage( |
| self, package_name, runner_name, timeout_time=60*10, |
| no_window_animation=False, instrumentation_args={}): |
| """Run instrumentation test for given package and runner. |
| |
| Equivalent to StartInstrumentation, except instrumentation path is |
| separated into its package and runner components. |
| """ |
| instrumentation_path = "%s/%s" % (package_name, runner_name) |
| return self.StartInstrumentation(instrumentation_path, timeout_time=timeout_time, |
| no_window_animation=no_window_animation, |
| instrumentation_args=instrumentation_args) |
| |
| def StartInstrumentation( |
| self, instrumentation_path, timeout_time=60*10, no_window_animation=False, |
| profile=False, instrumentation_args={}): |
| |
| """Runs an instrumentation class on the target. |
| |
| Returns a dictionary containing the key value pairs from the |
| instrumentations result bundle and a list of TestResults. Also handles the |
| interpreting of error output from the device and raises the necessary |
| exceptions. |
| |
| Args: |
| instrumentation_path: string. It should be the fully classified package |
| name, and instrumentation test runner, separated by "/" |
| e.g. com.android.globaltimelaunch/.GlobalTimeLaunch |
| timeout_time: Timeout value for the am command. |
| no_window_animation: boolean, Whether you want window animations enabled |
| or disabled |
| profile: If True, profiling will be turned on for the instrumentation. |
| instrumentation_args: Dictionary of key value bundle arguments to pass to |
| instrumentation. |
| |
| Returns: |
| (test_results, inst_finished_bundle) |
| |
| test_results: a list of TestResults |
| inst_finished_bundle (dict): Key/value pairs contained in the bundle that |
| is passed into ActivityManager.finishInstrumentation(). Included in this |
| bundle is the return code of the Instrumentation process, any error |
| codes reported by the activity manager, and any results explicitly added |
| by the instrumentation code. |
| |
| Raises: |
| WaitForResponseTimedOutError: if timeout occurred while waiting for |
| response to adb instrument command |
| DeviceUnresponsiveError: if device system process is not responding |
| InstrumentationError: if instrumentation failed to run |
| """ |
| |
| command_string = self._BuildInstrumentationCommandPath( |
| instrumentation_path, no_window_animation=no_window_animation, |
| profile=profile, raw_mode=True, |
| instrumentation_args=instrumentation_args) |
| logger.Log(command_string) |
| (test_results, inst_finished_bundle) = ( |
| am_instrument_parser.ParseAmInstrumentOutput( |
| self.SendShellCommand(command_string, timeout_time=timeout_time, |
| retry_count=2))) |
| |
| if "code" not in inst_finished_bundle: |
| raise errors.InstrumentationError("no test results... device setup " |
| "correctly?") |
| |
| if inst_finished_bundle["code"] == "0": |
| short_msg_result = "no error message" |
| if "shortMsg" in inst_finished_bundle: |
| short_msg_result = inst_finished_bundle["shortMsg"] |
| logger.Log("Error! Test run failed: %s" % short_msg_result) |
| raise errors.InstrumentationError(short_msg_result) |
| |
| if "INSTRUMENTATION_ABORTED" in inst_finished_bundle: |
| logger.Log("INSTRUMENTATION ABORTED!") |
| raise errors.DeviceUnresponsiveError |
| |
| return (test_results, inst_finished_bundle) |
| |
| def StartInstrumentationNoResults( |
| self, package_name, runner_name, no_window_animation=False, |
| raw_mode=False, instrumentation_args={}): |
| """Runs instrumentation and dumps output to stdout. |
| |
| Equivalent to StartInstrumentation, but will dump instrumentation |
| 'normal' output to stdout, instead of parsing return results. Command will |
| never timeout. |
| """ |
| adb_command_string = self.PreviewInstrumentationCommand( |
| package_name, runner_name, no_window_animation=no_window_animation, |
| raw_mode=raw_mode, instrumentation_args=instrumentation_args) |
| logger.Log(adb_command_string) |
| run_command.RunCommand(adb_command_string, return_output=False) |
| |
| def PreviewInstrumentationCommand( |
| self, package_name, runner_name, no_window_animation=False, |
| raw_mode=False, instrumentation_args={}): |
| """Returns a string of adb command that will be executed.""" |
| inst_command_string = self._BuildInstrumentationCommand( |
| package_name, runner_name, no_window_animation=no_window_animation, |
| raw_mode=raw_mode, instrumentation_args=instrumentation_args) |
| return self.PreviewShellCommand(inst_command_string) |
| |
| def PreviewShellCommand(self, cmd): |
| return "adb %s shell %s" % (self._target_arg, cmd) |
| |
| def _BuildInstrumentationCommand( |
| self, package, runner_name, no_window_animation=False, profile=False, |
| raw_mode=True, instrumentation_args={}): |
| instrumentation_path = "%s/%s" % (package, runner_name) |
| |
| return self._BuildInstrumentationCommandPath( |
| instrumentation_path, no_window_animation=no_window_animation, |
| profile=profile, raw_mode=raw_mode, |
| instrumentation_args=instrumentation_args) |
| |
| def _BuildInstrumentationCommandPath( |
| self, instrumentation_path, no_window_animation=False, profile=False, |
| raw_mode=True, instrumentation_args={}): |
| command_string = "am instrument" |
| if no_window_animation: |
| command_string += " --no_window_animation" |
| if profile: |
| self._CreateTraceDir() |
| command_string += ( |
| " -p %s/%s.dmtrace" % |
| (self.DEVICE_TRACE_DIR, instrumentation_path.split(".")[-1])) |
| |
| for key, value in instrumentation_args.items(): |
| command_string += " -e %s '%s'" % (key, value) |
| if raw_mode: |
| command_string += " -r" |
| command_string += " -w '%s'" % instrumentation_path |
| return command_string |
| |
| def _CreateTraceDir(self): |
| ls_response = self.SendShellCommand("ls /data/trace") |
| if ls_response.strip("#").strip(string.whitespace) != "": |
| self.SendShellCommand("create /data/trace", "mkdir /data/trace") |
| self.SendShellCommand("make /data/trace world writeable", |
| "chmod 777 /data/trace") |
| |
| def WaitForDevicePm(self, wait_time=120): |
| """Waits for targeted device's package manager to be up. |
| |
| Args: |
| wait_time: time in seconds to wait |
| |
| Raises: |
| WaitForResponseTimedOutError if wait_time elapses and pm still does not |
| respond. |
| """ |
| logger.Log("Waiting for device package manager...") |
| self.SendCommand("wait-for-device") |
| # Now the device is there, but may not be running. |
| # Query the package manager with a basic command |
| try: |
| self._WaitForShellCommandContents("pm path android", "package:", |
| wait_time) |
| except errors.WaitForResponseTimedOutError: |
| raise errors.WaitForResponseTimedOutError( |
| "Package manager did not respond after %s seconds" % wait_time) |
| |
| def IsInstrumentationInstalled(self, package_name, runner_name): |
| """Checks if instrumentation is present on device.""" |
| instrumentation_path = "%s/%s" % (package_name, runner_name) |
| command = "pm list instrumentation | grep %s" % instrumentation_path |
| try: |
| output = self.SendShellCommand(command) |
| return output.startswith("instrumentation:") |
| except errors.AbortError: |
| # command can return error code on failure |
| return False |
| |
| def WaitForProcess(self, name, wait_time=120): |
| """Wait until a process is running on the device. |
| |
| Args: |
| name: the process name as it appears in `ps` |
| wait_time: time in seconds to wait |
| |
| Raises: |
| WaitForResponseTimedOutError if wait_time elapses and the process is |
| still not running |
| """ |
| logger.Log("Waiting for process %s" % name) |
| self.SendCommand("wait-for-device") |
| self._WaitForShellCommandContents("ps", name, wait_time) |
| |
| def WaitForProcessEnd(self, name, wait_time=120): |
| """Wait until a process is no longer running on the device. |
| |
| Args: |
| name: the process name as it appears in `ps` |
| wait_time: time in seconds to wait |
| |
| Raises: |
| WaitForResponseTimedOutError if wait_time elapses and the process is |
| still running |
| """ |
| logger.Log("Waiting for process %s to end" % name) |
| self._WaitForShellCommandContents("ps", name, wait_time, invert=True) |
| |
| def _WaitForShellCommandContents(self, command, expected, wait_time, |
| raise_abort=True, invert=False): |
| """Wait until the response to a command contains a given output. |
| |
| Assumes that a only successful execution of "adb shell <command>" contains |
| the substring expected. Assumes that a device is present. |
| |
| Args: |
| command: adb shell command to execute |
| expected: the string that should appear to consider the |
| command successful. |
| wait_time: time in seconds to wait |
| raise_abort: if False, retry when executing the command raises an |
| AbortError, rather than failing. |
| invert: if True, wait until the command output no longer contains the |
| expected contents. |
| |
| Raises: |
| WaitForResponseTimedOutError: If wait_time elapses and the command has not |
| returned an output containing expected yet. |
| """ |
| # Query the device with the command |
| success = False |
| attempts = 0 |
| wait_period = 5 |
| while not success and (attempts*wait_period) < wait_time: |
| # assume the command will always contain expected in the success case |
| try: |
| output = self.SendShellCommand(command, retry_count=1) |
| if ((not invert and expected in output) |
| or (invert and expected not in output)): |
| success = True |
| except errors.AbortError, e: |
| if raise_abort: |
| raise |
| # ignore otherwise |
| |
| if not success: |
| time.sleep(wait_period) |
| attempts += 1 |
| |
| if not success: |
| raise errors.WaitForResponseTimedOutError() |
| |
| def WaitForBootComplete(self, wait_time=120): |
| """Waits for targeted device's bootcomplete flag to be set. |
| |
| Args: |
| wait_time: time in seconds to wait |
| |
| Raises: |
| WaitForResponseTimedOutError if wait_time elapses and pm still does not |
| respond. |
| """ |
| logger.Log("Waiting for boot complete...") |
| self.SendCommand("wait-for-device") |
| # Now the device is there, but may not be running. |
| # Query the package manager with a basic command |
| boot_complete = False |
| attempts = 0 |
| wait_period = 5 |
| while not boot_complete and (attempts*wait_period) < wait_time: |
| output = self.SendShellCommand("getprop dev.bootcomplete", retry_count=1) |
| output = output.strip() |
| if output == "1": |
| boot_complete = True |
| else: |
| time.sleep(wait_period) |
| attempts += 1 |
| if not boot_complete: |
| raise errors.WaitForResponseTimedOutError( |
| "dev.bootcomplete flag was not set after %s seconds" % wait_time) |
| |
| def Sync(self, retry_count=3, runtime_restart=False): |
| """Perform a adb sync. |
| |
| Blocks until device package manager is responding. |
| |
| Args: |
| retry_count: number of times to retry sync before failing |
| runtime_restart: stop runtime during sync and restart afterwards, useful |
| for syncing system libraries (core, framework etc) |
| |
| Raises: |
| WaitForResponseTimedOutError if package manager does not respond |
| AbortError if unrecoverable error occurred |
| """ |
| output = "" |
| error = None |
| if runtime_restart: |
| self.SendShellCommand("setprop ro.test_harness 1", retry_count=retry_count) |
| # manual rest bootcomplete flag |
| self.SendShellCommand("setprop dev.bootcomplete 0", |
| retry_count=retry_count) |
| self.SendShellCommand("stop", retry_count=retry_count) |
| |
| try: |
| output = self.SendCommand("sync", retry_count=retry_count) |
| except errors.AbortError, e: |
| error = e |
| output = e.msg |
| if "Read-only file system" in output: |
| logger.SilentLog(output) |
| logger.Log("Remounting read-only filesystem") |
| self.SendCommand("remount") |
| output = self.SendCommand("sync", retry_count=retry_count) |
| elif "No space left on device" in output: |
| logger.SilentLog(output) |
| logger.Log("Restarting device runtime") |
| self.SendShellCommand("stop", retry_count=retry_count) |
| output = self.SendCommand("sync", retry_count=retry_count) |
| self.SendShellCommand("start", retry_count=retry_count) |
| elif error is not None: |
| # exception occurred that cannot be recovered from |
| raise error |
| logger.SilentLog(output) |
| if runtime_restart: |
| # start runtime and wait till boot complete flag is set |
| self.SendShellCommand("start", retry_count=retry_count) |
| self.WaitForBootComplete() |
| # press the MENU key, this will disable key guard if runtime is started |
| # with ro.monkey set to 1 |
| self.SendShellCommand("input keyevent 82", retry_count=retry_count) |
| else: |
| self.WaitForDevicePm() |
| return output |
| |
| def GetSerialNumber(self): |
| """Returns the serial number of the targeted device.""" |
| return self.SendCommand("get-serialno").strip() |
