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# Copyright 2014 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""An XMLRPC server running on NUC in Dolphin Uno.
It provides interface to switch Plankton-Raiden's function and verify
DP output.
import argparse
import glob
import logging
import os
import re
from SimpleXMLRPCServer import SimpleXMLRPCServer, SimpleXMLRPCRequestHandler
import time
import factory_common # pylint: disable=W0611
from cros.factory.test.fixture.dolphin import dolphin_bft_fixture
from cros.factory.test.fixture.dolphin import plankton_hdmi
from cros.factory.utils import file_utils
from cros.factory.utils import process_utils
# A dict of USB Type-A serial parameters.
'usb_serial_params': {
'driver': 'ftdi_sio',
'baudrate': 115200,
'bytesize': 8,
'parity': 'N',
'stopbits': 1,
'timeout': 3,
'writeTimeout': 3},
'auto_pairing': True,
# A string for Plankton FTDI driver product ID.
'product_id': '500c'}
class DolphinXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
"""XMLRPC request handler for Dolphin Uno server.
During the response of SimpleXMLRPCRequestHandler, it will try to obtain
client's domain name among network for logging. Since Dolphin Uno system is
just exclusive network and no DNS server, this step will take a long time and
drag down overall efficiency. By fixing that, we derive this class and
override the method to do without requesting domain name.
def address_string(self):
"""Return the client address formatted for logging.
This method is overridden to do without requesting domain name.
host, _ = self.client_address[:2]
return '%s (no getfqdn)' % host # original: return socket.getfqdn(host)
def _PrepareGoldenImage():
# TODO(deanliao): find a better way for DUT to specify golden image.
base_dir = os.path.dirname(os.path.realpath(__file__))
golden_tar_file = os.path.abspath(os.path.join(
base_dir, '..', '..', 'pytests', 'raiden_display_static',
file_utils.ExtractFile(golden_tar_file, base_dir)
return os.path.abspath(os.path.join(base_dir, 'golden.png'))
def _CheckPlanktonHDMIPresentDaemon(uvc_port, uvc_device_name,
"""Checks Plankton HDMI present and notices operator if fail."""
show_success_msg = True
while True:
uvc_vid_dirs = glob.glob(
uvc_matcher = re.compile(r'%s' % uvc_port if uvc_port else r'video0$')
camera_present = any( for d in uvc_vid_dirs)
if not camera_present:
logging.error('Camera device is not detected. Please re-plug '
'Plankton HDMI %s !!!', uvc_device_name)
show_success_msg = True
elif show_success_msg:'OK!! Plankton HDMI %s detected.', uvc_device_name)
show_success_msg = False
def RegisterDolphinFixture(server):
"""Registers API of DolphinBFTFixture."""
dolphin = dolphin_bft_fixture.DolphinBFTFixture()
def RegisterPlanktonHDMI(server, golden, uvc_port):
"""Registers API of PlanktonHDMI and Dolphin DP test."""
video_capturer = plankton_hdmi.PlanktonHDMI(
uvc_video_index=None if uvc_port else 0,
# TODO(johnylin): pass-in golden_image_path through PlanktonHDMI constructor
# and move VerifyDP() into PlanktonHDMI.
golden_image_path = golden if golden else _PrepareGoldenImage()
def VerifyDP(return_corr=False):
"""Verifies DP output.
return_corr: Set True for returning corr_values directly.
If return_corr is False, return True if DP output is quite similar to
golden image. If return_corr is True, return correlation values of DP
output and golden image.
return video_capturer.CaptureCompare(
golden_image_path, (0.8, 0.8, 0.8), return_corr)
def main():
parser = argparse.ArgumentParser(description='Dolphin Uno server')
parser.add_argument('--addr', default='',
help='Server binding IP address.')
parser.add_argument('--port', default=9999, type=int,
help='Server binding port.')
parser.add_argument('--dolphin', action='store_true',
help='Add DolphinBFTFixture control')
parser.add_argument('--hdmi', action='store_true',
help='Add Plankton-HDMI capture control')
parser.add_argument('--uvc_port', default=None, type=str,
help='UVC device port path, ex. 3-1. If not specified, '
'video0 will be used as default device.')
parser.add_argument('--uvc_device_name', default='', type=str,
help='UVC device name for showing on messages.')
parser.add_argument('--checkhdmi', action='store_true',
help='Periodic checking Plankton-HDMI present')
help='Golden image path. Default using golden.png in '
parser.add_argument('--debug', action='store_true', help='Logging DEBUG')
args = parser.parse_args()
logging.basicConfig(level=logging.DEBUG if args.debug else logging.INFO)
server = SimpleXMLRPCServer((args.addr, args.port),
if args.dolphin:
if args.hdmi:
RegisterPlanktonHDMI(server, args.golden, args.uvc_port)
if args.checkhdmi:
args=(args.uvc_port, args.uvc_device_name))'XMLRPC server listening on %s:%d', args.addr, args.port)
if __name__ == "__main__":