class ROSCloudSubBridge(object):
def __init__(self, ip, port, local_topic_name, remote_topic_name, message_type):
self._ip = ip
self._port = port
self._local_topic_name = local_topic_name
self._remote_topic_name = remote_topic_name
self._message_type = message_type
self._ros_client= Ros(self._ip,self._port)
self._rosPub = None # Should be specified by the automation engine
self._listener = None # Should be specified by the automation engine
self._logger = logging.getLogger(self.__class__.__name__)
self._logger.setLevel(logging.DEBUG)
self.br =tf2_ros.StaticTransformBroadcaster()
self.t = []
def _run_topic_pubsub(self):
try:
self._listener = Topic(self._ros_client, self._remote_topic_name, self._message_type)
rospy.init_node('cloudsub', anonymous=True)
global my
my=rospy.get_time()
self._ros_client.on_ready(self._start_receiving, run_in_thread=True)
self._ros_client.run_event_loop()
except:
self._logger.exception("Fatal error in constructor")
def _receive_message(self,message):
global my
rospy.loginfo(rospy.get_caller_id() + " Message type %s ",self._message_type)
rospy.loginfo(rospy.get_caller_id() + " Time from previous message %s ",(rospy.get_time()-my))
my=rospy.get_time()
for i in range(len(message['transforms'])):
self.t.append(TransformStamped())
self.t[-1].header.stamp = rospy.Time.now()
self.t[-1].header.frame_id = message['transforms'][i]['header']['frame_id']
self.t[-1].child_frame_id = message['transforms'][i]['child_frame_id']
self.t[-1].transform.translation.x = message['transforms'][i]['transform']['translation']['x']
self.t[-1].transform.translation.y = message['transforms'][i]['transform']['translation']['y']
self.t[-1].transform.translation.z = message['transforms'][i]['transform']['translation']['z']
self.t[-1].transform.rotation.x = message['transforms'][i]['transform']['rotation']['x']
self.t[-1].transform.rotation.y = message['transforms'][i]['transform']['rotation']['y']
self.t[-1].transform.rotation.z = message['transforms'][i]['transform']['rotation']['z']
self.t[-1].transform.rotation.w = message['transforms'][i]['transform']['rotation']['w']
self.br.sendTransform(self.t)
def _start_receiving(self):
self._listener.subscribe(self._receive_message)
def start(self):
signal.signal(signal.SIGINT, lambda *x: self.stop())
self._run_topic_pubsub()
def stop(self):
if self._ros_client is not None:
self._ros_client.terminate()
def run_add_two_ints_service():
ros_client = Ros('127.0.0.1', 9090)
service = Service(ros_client, '/test_server', 'rospy_tutorials/AddTwoInts')
def dispose_server():
service.unadvertise()
service.ros.call_later(1, service.ros.terminate)
def add_two_ints(request, response):
response['sum'] = request['a'] + request['b']
if response['sum'] == 42:
service.ros.call_later(2, dispose_server)
return True
def check_sum(result):
assert (result['sum'] == 42)
def invoke_service():
client = Service(ros_client, '/test_server',
'rospy_tutorials/AddTwoInts')
client.call(ServiceRequest({'a': 2, 'b': 40}), check_sum, print)
service.advertise(add_two_ints)
ros_client.call_later(1, invoke_service)
ros_client.run_event_loop()
def run_param_manipulation():
ros_client = Ros('127.0.0.1', 9090)
def delete_param_done(_):
ros_client._test_param_del = True
def get_param_done(value):
ros_client._test_param_value = value
delete_param = Param(ros_client, 'test_param')
delete_param.delete(delete_param_done)
def set_param_done(_):
ros_client._test_param_set = True
check_param = Param(ros_client, 'test_param')
check_param.get(get_param_done)
param = Param(ros_client, 'test_param')
param.set('test_value', set_param_done)
def verify():
assert (ros_client._test_param_set is True)
assert (ros_client._test_param_value == 'test_value')
assert (ros_client._test_param_del is True)
ros_client.terminate()
ros_client.call_later(1, verify)
ros_client.run_event_loop()
class ROSCloudSubBridge(object):
def __init__(self, ip, port, local_topic_name, remote_topic_name, message_type):
self._ip = ip
self._port = port
self._local_topic_name = local_topic_name
self._remote_topic_name = remote_topic_name
self._message_type = message_type
self._ros_client= Ros(self._ip,self._port)
self._rosPub = None # Should be specified by the automation engine
self._listener = None
self._logger = logging.getLogger(self.__class__.__name__)
self._logger.setLevel(logging.DEBUG)
def _run_topic_pubsub(self):
try:
self._listener = Topic(self._ros_client, self._remote_topic_name, self._message_type)
self._listener2= Topic(self._ros_client, self._remote_topic_name, self._message_type)
rospy.init_node('cloudsub', anonymous=True)
global my
my=rospy.get_time()
self._ros_client.on_ready(self._start_receiving, run_in_thread=True)
self._ros_client.run_event_loop()
except:
self._logger.exception("Fatal error in constructor")
def _receive_message(self,message):
global my
rospy.loginfo(rospy.get_caller_id() + " I heard a message of %s",self._message_type)
rospy.loginfo(rospy.get_caller_id() + " Time from previous message %s",(rospy.get_time()-my) )#edw mou leei unicode type
my=rospy.get_time()
try:
msg=Image()
msg.header.seq=message['header']['seq']
msg.header.stamp.secs=message['header']['stamp']['secs']
msg.header.stamp.nsecs=message['header']['stamp']['nsecs']
msg.header.frame_id=message['header']['frame_id']
msg.height=message['height']
msg.width=message['width']
msg.encoding=str(message['encoding'])
msg.is_bigendian=message['is_bigendian']
msg.step=message['step']
msg.data=message['data'].decode('base64')
self._rosPub=rospy.Publisher(self._local_topic_name, Image, queue_size=10) #message type is String instead of msg_stds/String
self._rosPub.publish(msg)
except:
print('Error')
def _start_receiving(self):
self._listener.subscribe(self._receive_message)
def start(self):
signal.signal(signal.SIGINT, lambda *x: self.stop())
self._run_topic_pubsub()
def stop(self):
if self._ros_client is not None:
self._ros_client.terminate()
class ROSCloudSubBridge(object):
def __init__(self, ip, port, local_topic_name, remote_topic_name,
message_type, file):
self._ip = ip
self._port = port
self._local_topic_name = local_topic_name
self._remote_topic_name = remote_topic_name
self._message_type = message_type
self._ros_client = Ros(self._ip, self._port)
self._rosPub = None # Should be specified by the automation engine
self._listener = None # Should be specified by the automation engine
self._service = None
self._logger = logging.getLogger(self.__class__.__name__)
self._logger.setLevel(logging.DEBUG)
self._file = file
def _run_topic_pubsub(self):
try:
self._listener = Topic(self._ros_client, self._remote_topic_name,
self._message_type)
rospy.init_node('cloudsub', anonymous=True)
self._ros_client.send_on_ready(Message(self._file))
global my
my = rospy.get_time()
self._ros_client.on_ready(self._start_receiving,
run_in_thread=True)
self._ros_client.run_event_loop()
except:
self._logger.exception("Fatal error in constructor")
def _receive_message(self, message):
global my
rospy.loginfo(rospy.get_caller_id() + " Message type %s ",
self._message_type)
rospy.loginfo(
rospy.get_caller_id() + " Time from previous message %s ",
(rospy.get_time() - my))
my = rospy.get_time()
try:
msg = Clock()
msg.clock.secs = message['clock']['secs']
msg.clock.nsecs = message['clock']['nsecs']
self._rosPub = rospy.Publisher(
self._local_topic_name, Clock, queue_size=10
) #message type is String instead of msg_stds/String
self._rosPub.publish(msg)
except:
print('Error')
def _start_receiving(self):
self._listener.subscribe(self._receive_message)
def start(self):
signal.signal(signal.SIGINT, lambda *x: self.stop())
self._run_topic_pubsub()
def stop(self):
if self._ros_client is not None:
self._ros_client.terminate()
def run_rosapi_topics():
ros_client = Ros('127.0.0.1', 9090)
def callback(topic_list):
assert ('/rosout' in topic_list['topics'])
ros_client.terminate()
def get_topics():
ros_client.get_topics(callback)
ros_client.on_ready(get_topics)
ros_client.run_event_loop()
class ROSCloudSubBridge(object):
def __init__(self, ip, port, local_topic_name, remote_topic_name,
message_type):
self._ip = ip
self._port = port
self._local_topic_name = local_topic_name
self._remote_topic_name = remote_topic_name
self._message_type = message_type
self._ros_client = Ros(self._ip, self._port)
self._rosPub = None # Should be specified by the automation engine
self._listener = None # Should be specified by the automation engine
# self._2listener = None # Should be specified by the automation engine
self._logger = logging.getLogger(self.__class__.__name__)
self._logger.setLevel(logging.DEBUG)
def _run_topic_pubsub(self):
try:
self._listener = Topic(self._ros_client, self._remote_topic_name,
self._message_type)
# self._2listener = Topic(self._ros_client, self._remote_topic_name, self._message_type)
rospy.init_node('cloudsub', anonymous=True)
global my
# global my2
# my2=rospy.get_time()
my = rospy.get_time()
self._ros_client.on_ready(self._start_receiving,
run_in_thread=True)
self._ros_client.run_event_loop()
except:
self._logger.exception("Fatal error in constructor")
def _receive_message(self, message):
global my
rospy.loginfo(rospy.get_caller_id() + " Message type %s ",
self._message_type)
rospy.loginfo(
rospy.get_caller_id() + " Time from previous message %s ",
(rospy.get_time() - my))
my = rospy.get_time()
try:
msg = Status()
msg.header.seq = message['header']['seq']
msg.header.stamp.secs = message['header']['stamp']['secs']
msg.header.stamp.nsecs = message['header']['stamp']['nsecs']
msg.header.frame_id = message['header']['frame_id']
msg.id = message['id']
msg.active = message['active']
msg.heartbeat_timeout = message['heartbeat_timeout']
msg.heartbeat_period = message['heartbeat_period']
msg.instance_id = message['instance_id']
# for i in range(0,8):
# msg.orientation_covariance[i]=message['orientation_covariance'][i]
# msg.angular_velocity_covariance[i]=message['angular_velocity_covariance'][i]
# msg.linear_acceleration_covariance[i]=message['linear_acceleration_covariance'][i]
self._rosPub = rospy.Publisher(self._local_topic_name,
Status,
queue_size=10)
self._rosPub.publish(msg)
except:
print('Error')
# def _2receive_message(self,message):
# global my2
# rospy.loginfo(rospy.get_caller_id() + "I heard a message %s",(rospy.get_time()-my2))
# my2=rospy.get_time()
# try:
# msg=Clock()
# msg.clock.secs=message['clock']['secs']
# msg.clock.nsecs=message['clock']['nsecs']
# self._rosPub=rospy.Publisher('/test/clock2', Clock, queue_size=10) #message type $
# self._rosPub.publish(msg)
# except:
# print('Error')
def _start_receiving(self):
self._listener.subscribe(self._receive_message)
# self._listener2.subscribe(self._2receive_message)
def start(self):
signal.signal(signal.SIGINT, lambda *x: self.stop())
self._run_topic_pubsub()
def stop(self):
if self._ros_client is not None:
self._ros_client.terminate()
class ROSCloudSubBridge(object):
def __init__(self, ip, port, local_topic_name, remote_topic_name, message_type):
self._ip = ip
self._port = port
self._local_topic_name = local_topic_name
self._remote_topic_name = remote_topic_name
self._message_type = message_type
self._ros_client= Ros(self._ip,self._port)
self._rosPub = None # Should be specified by the automation engine
self._listener = None # Should be specified by the automation engine
# self._2listener = None # Should be specified by the automation engine
self._logger = logging.getLogger(self.__class__.__name__)
self._logger.setLevel(logging.DEBUG)
def _run_topic_pubsub(self):
try:
self._listener = Topic(self._ros_client, self._remote_topic_name, self._message_type)
# self._2listener = Topic(self._ros_client, self._remote_topic_name, self._message_type)
rospy.init_node('cloudsub', anonymous=True)
global my
# global my2
# my2=rospy.get_time()
my=rospy.get_time()
self._ros_client.on_ready(self._start_receiving, run_in_thread=True)
self._ros_client.run_event_loop()
except:
self._logger.exception("Fatal error in constructor")
def _receive_message(self,message):
global my
rospy.loginfo(rospy.get_caller_id() + " Message type %s ",self._message_type)
rospy.loginfo(rospy.get_caller_id() + " Time from previous message %s ",(rospy.get_time()-my))
my=rospy.get_time()
try:
msg=TFMessage()
msg1=TransformStamped()
list_msg=[]
for i in range(len(message['transforms'])) :
msg1.header.seq=message['transforms'][i]['header']['seq']
msg1.header.stamp.secs=message['transforms'][i]['header']['stamp']['secs']
msg1.header.stamp.nsecs=message['transforms'][i]['header']['stamp']['nsecs']
msg1.header.frame_id=message['transforms'][i]['header']['frame_id']
msg1.child_frame_id=message['transforms'][i]['child_frame_id']
msg1.transform.translation.x=message['transforms'][i]['transform']['translation']['x']
msg1.transform.translation.y=message['transforms'][i]['transform']['translation']['y']
msg1.transform.translation.z=message['transforms'][i]['transform']['translation']['z']
msg1.transform.rotation.x=message['transforms'][i]['transform']['rotation']['x']
msg1.transform.rotation.y=message['transforms'][i]['transform']['rotation']['y']
msg1.transform.rotation.z=message['transforms'][i]['transform']['rotation']['z']
msg1.transform.rotation.w=message['transforms'][i]['transform']['rotation']['w']
list_msg.append(msg1)
msg=TFMessage(list_msg)
self._rosPub=rospy.Publisher(self._local_topic_name, TFMessage, queue_size=10)
self._rosPub.publish(msg)
except:
print('Error')
def _start_receiving(self):
self._listener.subscribe(self._receive_message)
# self._listener2.subscribe(self._2receive_message)
def start(self):
signal.signal(signal.SIGINT, lambda *x: self.stop())
self._run_topic_pubsub()
def stop(self):
if self._ros_client is not None:
self._ros_client.terminate()
class ROSCloudSubBridge(object):
def __init__(self, ip, port, local_topic_name, remote_topic_name,
message_type):
self._ip = ip
self._port = port
self._local_topic_name = local_topic_name
self._remote_topic_name = remote_topic_name
self._message_type = message_type
self._ros_client = Ros(self._ip, self._port)
self._rosPub = None # Should be specified by the automation engine
self._listener = None # Should be specified by the automation engine
self._logger = logging.getLogger(self.__class__.__name__)
self._logger.setLevel(logging.DEBUG)
def _run_topic_pubsub(self):
try:
self._listener = Topic(self._ros_client, self._remote_topic_name,
self._message_type)
rospy.init_node('cloudsub', anonymous=True)
global my
my = rospy.get_time()
self._ros_client.on_ready(self._start_receiving,
run_in_thread=True)
self._ros_client.run_event_loop()
except:
self._logger.exception("Fatal error in constructor")
def _receive_message(self, message):
global my
rospy.loginfo(rospy.get_caller_id() + " Message type %s ",
self._message_type)
rospy.loginfo(
rospy.get_caller_id() + " Time from previous message %s ",
(rospy.get_time() - my))
my = rospy.get_time()
# try:
msg = OccupancyGrid()
msg.header.seq = message['header']['seq']
msg.header.stamp = rospy.Time.now(
) #.secs=message['header']['stamp']['secs']
msg.header.frame_id = message['header']['frame_id'] #type unicode
msg.info.map_load_time.secs = message['info']['map_load_time']['secs']
msg.info.map_load_time.nsecs = message['info']['map_load_time'][
'nsecs']
msg.info.resolution = message['info']['resolution']
msg.info.width = message['info']['width']
msg.info.height = message['info']['height']
msg.info.origin.position.x = message['info']['origin']['position']['x']
msg.info.origin.position.y = message['info']['origin']['position']['y']
msg.info.origin.position.z = message['info']['origin']['position']['z']
msg.info.origin.orientation.x = message['info']['origin'][
'orientation']['x']
msg.info.origin.orientation.y = message['info']['origin'][
'orientation']['y']
msg.info.origin.orientation.z = message['info']['origin'][
'orientation']['z']
msg.info.origin.orientation.w = message['info']['origin'][
'orientation']['w']
msg.data = message['data']
# for i in range(len(message['data'])):
# print(i)
# msg.data[i]=message['data'][i]
self._rosPub = rospy.Publisher(self._local_topic_name,
OccupancyGrid,
queue_size=10)
self._rosPub.publish(msg)
# except:
# print('Error')
def _start_receiving(self):
self._listener.subscribe(self._receive_message)
def start(self):
signal.signal(signal.SIGINT, lambda *x: self.stop())
self._run_topic_pubsub()
def stop(self):
if self._ros_client is not None:
self._ros_client.terminate()
class ROSCloudSubBridge(object):
def __init__(self, ip, port, local_topic_name, remote_topic_name, message_type):
self._ip = ip
self._port = port
self._local_topic_name = local_topic_name
self._remote_topic_name = remote_topic_name
self._message_type = message_type
self._ros_client= Ros(self._ip,self._port)
self._rosPub = None # Should be specified by the automation engine
self._listener = None # Should be specified by the automation engine
self._logger = logging.getLogger(self.__class__.__name__)
self._logger.setLevel(logging.DEBUG)
def _run_topic_pubsub(self):
try:
self._listener = Topic(self._ros_client, self._remote_topic_name, self._message_type)
rospy.init_node('cloudsub', anonymous=True)
global my
my=rospy.get_time()
self._ros_client.on_ready(self._start_receiving, run_in_thread=True)
self._ros_client.run_event_loop()
except:
self._logger.exception("Fatal error in constructor")
def _receive_message(self,message):
global my
rospy.loginfo(rospy.get_caller_id() + " Message type %s ",self._message_type)
rospy.loginfo(rospy.get_caller_id() + " Time from previous message %s ",(rospy.get_time()-my))
my=rospy.get_time()
try:
msg=LaserScan()
msg.header.seq=message['header']['seq']
msg.header.stamp.secs=message['header']['stamp']['secs']
msg.header.stamp.nsecs=message['header']['stamp']['nsecs']
msg.header.frame_id=message['header']['frame_id']
msg.angle_min=message['angle_min']
msg.angle_max=message['angle_max']
msg.angle_increment=message['angle_increment']
msg.time_increment=message['time_increment']
msg.scan_time=message['scan_time']
msg.range_min=message['range_min']
msg.range_max=message['range_max']
ranges_list=[]
intensities_list=[]
for i in range(len(message['ranges'])):
ranges_list.append(float)
if message['ranges'][i]==None:
ranges_list[i]=float('NaN')
else:
ranges_list[i]=message['ranges'][i]
for i in range(len(message['intensities'])):
intensities_list.append(float)
if message['intensities'][i]==None:
intensities_list[i]=float('NaN')
else:
intensities_list[i]=message['intensities'][i]
msg.ranges=ranges_list
msg.intensities=intensities_list
self._rosPub=rospy.Publisher(self._local_topic_name, LaserScan, queue_size=10)
self._rosPub.publish(msg)
except:
print('Error')
def _start_receiving(self):
self._listener.subscribe(self._receive_message)
def start(self):
signal.signal(signal.SIGINT, lambda *x: self.stop())
self._run_topic_pubsub()
def stop(self):
if self._ros_client is not None:
self._ros_client.terminate()
if self.current_topic:
self.current_topic.unsubscribe(self._process_tf_array)
if __name__ == '__main__':
import logging
from roslibpy import Ros
FORMAT = '%(asctime)-15s [%(levelname)s] %(message)s'
logging.basicConfig(level=logging.DEBUG, format=FORMAT)
ros_client = Ros('127.0.0.1', 9090)
def run_tf_example():
tfclient = TFClient(ros_client,
fixed_frame='world',
angular_threshold=0.01,
translation_threshold=0.01)
tfclient.subscribe('turtle2', print)
def dispose_server():
tfclient.dispose()
ros_client.call_later(10, dispose_server)
ros_client.call_later(11, ros_client.close)
ros_client.call_later(12, ros_client.terminate)
run_tf_example()
ros_client.run_event_loop()
