def IsServerOnline(cls):
status, output = cmd_helper.GetCmdStatusAndOutput(['pgrep', 'adb'])
output = [int(x) for x in output.split()]
logger.info('PIDs for adb found: %r', output)
return status == 0
def testGetCmdStatusAndOutput_unicode(self):
# pylint: disable=no-self-use
cmd = 'echo "\x80\x31Hello World\n"'
cmd_helper.GetCmdStatusAndOutput(cmd, shell=True)
def Map(port_pairs, device, tool=None):
"""Runs the forwarder.
Args:
port_pairs: A list of tuples (device_port, host_port) to forward. Note
that you can specify 0 as a device_port, in which case a
port will by dynamically assigned on the device. You can
get the number of the assigned port using the
DevicePortForHostPort method.
device: A DeviceUtils instance.
tool: Tool class to use to get wrapper, if necessary, for executing the
forwarder (see valgrind_tools.py).
Raises:
Exception on failure to forward the port.
"""
if not tool:
tool = base_tool.BaseTool()
with _FileLock(Forwarder._LOCK_PATH):
instance = Forwarder._GetInstanceLocked(tool)
instance._InitDeviceLocked(device, tool)
device_serial = str(device)
redirection_commands = [[
'--adb=' + devil_env.config.FetchPath('adb'),
'--serial-id=' + device_serial, '--map',
str(device_port),
str(host_port)
] for device_port, host_port in port_pairs]
logging.info('Forwarding using commands: %s', redirection_commands)
for redirection_command in redirection_commands:
try:
(exit_code, output) = cmd_helper.GetCmdStatusAndOutput(
[instance._host_forwarder_path] + redirection_command)
except OSError as e:
if e.errno == 2:
raise HostForwarderError(
'Unable to start host forwarder. '
'Make sure you have built host_forwarder.')
else:
raise
if exit_code != 0:
try:
Forwarder._KillDeviceLocked(device, tool)
except device_errors.CommandFailedError:
# We don't want the failure to kill the device forwarder to
# supersede the original failure to map.
pass
_LogMapFailureDiagnostics(device)
raise HostForwarderError('%s exited with %d:\n%s' %
(instance._host_forwarder_path,
exit_code, '\n'.join(output)))
tokens = output.split(':')
if len(tokens) != 2:
raise HostForwarderError(
'Unexpected host forwarder output "%s", '
'expected "device_port:host_port"' % output)
device_port = int(tokens[0])
host_port = int(tokens[1])
serial_with_port = (device_serial, device_port)
instance._device_to_host_port_map[serial_with_port] = host_port
instance._host_to_device_port_map[host_port] = serial_with_port
logging.info('Forwarding device port: %d to host port: %d.',
device_port, host_port)
def testGetCmdStatusAndOutput_success(self):
cmd = 'echo "Hello World"'
status, output = cmd_helper.GetCmdStatusAndOutput(cmd, shell=True)
self.assertEqual(status, 0)
self.assertEqual(output.rstrip(), "Hello World")
