Telemetry --device

tools/telemetry/telemetry/core/device_finder.py

Index: tools/telemetry/telemetry/core/device_finder.py
diff --git a/tools/telemetry/telemetry/core/device_finder.py b/tools/telemetry/telemetry/core/device_finder.py
new file mode 100644
index 0000000000000000000000000000000000000000..dbe011558cbf5bc7eef9160ae86de7312690f17a
--- /dev/null
+++ b/tools/telemetry/telemetry/core/device_finder.py
@@ -0,0 +1,45 @@
+# Copyright 2014 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""Finds devices that can be controlled by telemetry."""
+
+import logging
+
+from telemetry.core.platform import android_device
+from telemetry.core.platform import cros_device
+from telemetry.core.platform import desktop_device
+from telemetry.core.platform import ios_device
+from telemetry.core.platform import trybot_device
+
+DEVICES = [
+  android_device,
+  cros_device,
+  desktop_device,
+  ios_device,
+  trybot_device,
+]
+
+
+def GetAllAvailableDevices(options):
+  """Returns a list of all available devices."""
+  devices = []
+  for device in DEVICES:
+    devices.extend(device.FindAllAvailableDevices(options))
+  devices.sort(key=lambda device: device.name)
+  return devices
+
+
+def GetAllAvailableDeviceNames(options):
+  """Returns a list of all available device names."""
+  devices = GetAllAvailableDevices(options)
+  device_names = [device.name for device in devices]
+  return device_names
+
+
+def GetSpecifiedDevices(options):
+  """Returns the specified devices."""
+  assert options.device and options.device != 'list'
+  devices = GetAllAvailableDevices(options)
+  devices = [d for d in devices if d.guid == options.device]
+  return devices