rosnode_ping) Fix to https://github.com/ros/ros_comm/issues/234 #235
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| @@ -346,7 +346,8 @@ def rosnode_ping(node_name, max_count=None, verbose=False): | |||
| if verbose: | |||
| print("node url has changed from [%s] to [%s], retrying to ping"%(node_api, new_node_api)) | |||
| node_api = new_node_api | |||
| node = xmlrpclib.ServerProxy(node_api) | |||
| if node_api: | |||
| node = xmlrpclib.ServerProxy(node_api) | |||
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In case that node_api is None it seems to be a bad idea to continue. Shouldn't it output an error message and return False?
PierrickKoch
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Feb 21, 2014
Changes since 1.8.15: 1.9.46 (2013-06-18) ------------------- * add dependency on roslisp (`#240 <https://github.com/ros/ros_comm/issues/240>`_) * fix crash in bag migration (`#239 <https://github.com/ros/ros_comm/issues/239>`_) * add CMake function roslaunch_add_file_check() (`#241 <https://github.com/ros/ros_comm/issues/241>`_) * fix rosnode_ping to check if new node uri is valid before using it (`#235 <https://github.com/ros/ros_comm/issues/235>`_) 1.9.45 (2013-06-06) ------------------- * improve handling of UDP transport, when fragmented packets are lost or arive out-of-order the connection is not dropped anymore, onle a single message is lost (`#226 <https://github.com/ros/ros_comm/issues/226>`_) * fix missing generation of constant definitions for services (`ros/gencpp#2 <https://github.com/ros/gencpp/issues/2>`_) * fix restoring thread context when callback throws an exception (`#219 <https://github.com/ros/ros_comm/issues/219>`_) * fix calling PollManager::shutdown() repeatedly (`#217 <https://github.com/ros/ros_comm/issues/217>`_) * add missing run_depend on python-yaml * allow configuration of ports for XML RPCs and TCP ROS * fix race condition where rospy subscribers do not connect to all publisher * fix closing and deregistering connection when connect fails (`#128 <https://github.com/ros/ros_comm/issues/128>`_) * fix log level of RosOutHandler (`#210 <https://github.com/ros/ros_comm/issues/210>`_) * added option '--duration' to 'rosbag play' (`#121 <https://github.com/ros/ros_comm/issues/121>`_) * fix missing newlines in rosbag error messages (`#237 <https://github.com/ros/ros_comm/issues/237>`_) * fix flushing for tools like 'rosbag compress' (`#237 <https://github.com/ros/ros_comm/issues/237>`_) * add warnings for obviously wrong environment variables ROS_HOSTNAME and ROS_IP (`#134 <https://github.com/ros/ros_comm/issues/134>`_) * fix exception on netifaces.ifaddresses() (`#211 <https://github.com/ros/ros_comm/issues/211>`_, `#213 <https://github.com/ros/ros_comm/issues/213>`_) (regression from 1.9.42) * modify rosnode_ping to check for changed node uri if connection is refused (`#221 <https://github.com/ros/ros_comm/issues/221>`_) * allow passing arguments to add_rostest(ARGS ...) (`#232 <https://github.com/ros/ros_comm/issues/232>`_) * modified roslaunch $(find PKG) to consider path behind it for resolve strategy (`#233 <https://github.com/ros/ros_comm/pull/233>`_) * add boolean attribute 'subst_value' to rosparam tag in launch files (`#218 <https://github.com/ros/ros_comm/issues/218>`_) * add command line parameter to print out launch args * fix missing import in arg_dump.py * fix template syntax for signal_.template addCallback() to work with Intel compiler 1.9.44 (2013-03-21) ------------------- * fix install destination for dll's under Windows * fix various issues on Windows (`#189 <https://github.com/ros/ros_comm/issues/189>`_) * fix 'roslaunch --files' with non-unique anononymous ids (`#186 <https://github.com/ros/ros_comm/issues/186>`_) * fix ROS_MASTER_URI for Windows 1.9.43 (2013-03-13) ------------------- * implement process killer for Windows * fix exports of message filter symbols for Windows 1.9.42 (2013-03-08) ------------------- * improve speed of message generation in dry packages (`#183 <https://github.com/ros/ros_comm/issues/183>`_) * fix roscpp service call deadlock (`#149 <https://github.com/ros/ros_comm/issues/149>`_) * fix freezing service calls when returning false (`#168 <https://github.com/ros/ros_comm/issues/168>`_) * fix error message publishing wrong message type (`#178 <https://github.com/ros/ros_comm/issues/178>`_) * fix missing explicit dependency on pthread (`#135 <https://github.com/ros/ros_comm/issues/135>`_) * fix compiler warning about wrong comparison of message md5 hashes (`#165 <https://github.com/ros/ros_comm/issues/165>`_) * make dependencies on rospy optional by refactoring RosStreamHandler to rosgraph (`#179 <https://github.com/ros/ros_comm/issues/179>`_) * added option '--duration' to 'rosrun rosbag play' (`#121 <https://github.com/ros/ros_comm/issues/121>`_) * add error message to rosbag when using same in and out file (`#171 <https://github.com/ros/ros_comm/issues/171>`_) * fix handling spaces in folder names (`ros/catkin#375 <https://github.com/ros/catkin/issues/375>`_) * replace custom code with Python module netifaces (`#130 <https://github.com/ros/ros_comm/issues/130>`_) * make dependencies on rospy optional by refactoring RosStreamHandler to rosgraph (`#179 <https://github.com/ros/ros_comm/issues/179>`_) * add option --skip-log-check (`#133 <https://github.com/ros/ros_comm/issues/133>`_) * update API doc to list raised exceptions in config.py * fix invocation of Python scripts under Windows (`#54 <https://github.com/ros/ros_comm/issues/54>`_) * fix usage of rosservice from within a launch file * fix missing run_depend on rosbag (`#179 <https://github.com/ros/ros_comm/issues/179>`_) 1.9.41 (2013-01-24) ------------------- * allow sending data exceeding 2GB in chunks (`#4049 <https://code.ros.org/trac/ros/ticket/4049>`_) * update getParam() doc (`#1460 <https://code.ros.org/trac/ros/ticket/1460>`_) * add param::get(float) (`#3754 <https://code.ros.org/trac/ros/ticket/3754>`_) * update inactive assert when publishing message with md5sum *, update related tests (`#3714 <https://code.ros.org/trac/ros/ticket/3714>`_) * fix ros master retry timeout (`#4024 <https://code.ros.org/trac/ros/ticket/4024>`_) * fix inactive assert when publishing message with wrong type (`#3714 <https://code.ros.org/trac/ros/ticket/3714>`_) * improve performance of $(find ...) 1.9.40 (2013-01-13) ------------------- * add colorization for rospy log output (`#3691 <https://code.ros.org/trac/ros/ticket/3691>`_) * fix socket polling under Windows (`#3959 <https://code.ros.org/trac/ros/ticket/3959>`_) * fix bagsort script (`#42 <https://github.com/ros/ros_comm/issues/42>`_) * fix dependent packages by pass LOG4CXX include dirs and libraries along * fix usage of variable arguments in vFormatToBuffer() function * add colorization for rospy log output (`#3691 <https://code.ros.org/trac/ros/ticket/3691>`_) * fix 'roslaunch --pid=' when pointing to ROS_HOME but folder does not exist (`#43 <https://github.com/ros/ros_comm/issues/43>`_) * fix 'roslaunch --pid=' to use shell expansion for the pid value (`#44 <https://github.com/ros/ros_comm/issues/44>`_) * fix output of 'rossrv --help' (`#3979 <https://code.ros.org/trac/ros/ticket/3979>`_) * add support for boolean in 'rostopic -p' (`#3948 <https://code.ros.org/trac/ros/ticket/3948>`_) * add checks for pip packages and rosdep * fix check for catkin_pkg * fix for thread race condition causes incorrect graph connectivity analysis
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@dirk-thomas Please review. I'm not sure if this patch doesn't break anything else.