src/tools/telemetry/telemetry/core/platform/profiler/android_prebuilt_profiler_helper.py

   1 # Copyright 2013 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 """Android-specific, installs pre-built profilers."""
   6
   7 import logging
   8 import os
   9
  10 from telemetry import decorators
  11 from telemetry.util import support_binaries
  12
  13 _DEVICE_PROFILER_DIR = '/data/local/tmp/profilers/'
  14
  15
  16 def GetDevicePath(profiler_binary):
  17   return os.path.join(_DEVICE_PROFILER_DIR, os.path.basename(profiler_binary))
  18
  19
  20 @decorators.Cache
  21 def InstallOnDevice(device, profiler_binary):
  22   host_path = support_binaries.FindPath(profiler_binary, 'android')
  23   if not host_path:
  24     logging.error('Profiler binary "%s" not found. Could not be installed',
  25                   host_path)
  26     return False
  27
  28   device_binary_path = GetDevicePath(profiler_binary)
  29   device.PushChangedFiles(host_path, device_binary_path)
  30   device.RunShellCommand('chmod 777 ' + device_binary_path)
  31   return True