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RosLibRust / roslibrust

An async first rust client for ROS1 native and rosbridge.
https://docs.rs/roslibrust
MIT License
48 stars 6 forks source link

rosnode info does not work #202

Open Carter12s opened 2 weeks ago

Carter12s commented 2 weeks ago 
root@Moonboi:/# rosnode info /talker_rs 
--------------------------------------------------------------------------------
Node [/talker_rs]
Publications: 
 * /my_point [geometry_msgs/PointStamped]

Subscriptions: None

Services: None

contacting node http://Moonboi:32975 ...
Traceback (most recent call last):
  File "/opt/ros/noetic/bin/rosnode", line 35, in <module>
    rosnode.rosnodemain()
  File "/opt/ros/noetic/lib/python3/dist-packages/rosnode/__init__.py", line 812, in rosnodemain
    sys.exit(_rosnode_cmd_info(argv) or 0)
  File "/opt/ros/noetic/lib/python3/dist-packages/rosnode/__init__.py", line 640, in _rosnode_cmd_info
    rosnode_info(node, options.quiet)
  File "/opt/ros/noetic/lib/python3/dist-packages/rosnode/__init__.py", line 598, in rosnode_info
    print(get_node_connection_info_description(node_api, master))
  File "/opt/ros/noetic/lib/python3/dist-packages/rosnode/__init__.py", line 537, in get_node_connection_info_description
    businfo = _succeed(node.getBusInfo(ID))
  File "/usr/lib/python3.8/xmlrpc/client.py", line 1109, in __call__
    return self.__send(self.__name, args)
  File "/usr/lib/python3.8/xmlrpc/client.py", line 1450, in __request
    response = self.__transport.request(
  File "/usr/lib/python3.8/xmlrpc/client.py", line 1153, in request
    return self.single_request(host, handler, request_body, verbose)
  File "/usr/lib/python3.8/xmlrpc/client.py", line 1183, in single_request
    raise ProtocolError(
xmlrpc.client.ProtocolError: <ProtocolError for Moonboi:32975/RPC2: 501 Not Implemented>
Carter12s commented 2 weeks ago 
DEBUG [roslibrust::ros1::node::xmlrpc] New node xmlrpc connection AddrStream { inner: PollEvented { io: Some(TcpStream { addr: 127.0.1.1:32975, peer: 127.0.0.1:34936, fd: 12 }) }, remote_addr: 127.0.0.1:34936, local_addr: 127.0.1.1:32975 }
DEBUG [roslibrust::ros1::node::xmlrpc] getPid called by [String("/rosnode")]
WARN  [roslibrust::ros1::node::xmlrpc] Client attempted call function getBusInfo which is not implemented by the Node's xmlrpc server.

Decide if we want to support getBusInfo

Carter12s commented 2 weeks ago

image

If we decide to not support (maybe only Python nodes support?) we should figure out what the C++ nodes respond with and respond with the same things so rosnode info doesn't crash.