Flaky tests test_verb_load test_verb_list can't create a daemon OSError Errno 99 #630
Description
Bug report
Required Info:
- Operating System:
- Ubuntu Focal, x86 and arm64
- Installation type:
- Version or commit hash:
- https://github.com/ros2/ros2cli/commit/a4daa7672f287997d1345a44ebb9e0c3d0c490b6 for sure
- DDS implementation:
- default
- Client library (if applicable):
- n/a
Steps to reproduce issue
???
Expected behavior
The tests would all pass
Actual behavior
They fail
Additional information
Jobs that have failed:
- https://ci.ros2.org/job/nightly_linux_release/1891
- https://ci.ros2.org/job/nightly_linux-aarch64_repeated/1569
- https://build.ros2.org/view/Rci/job/Rci__nightly-extra-rmw-release_ubuntu_focal_amd64/294
They all fail with OSError
FAIL: test_verb_list.TestVerbList.test_verb_list[rmw_fastrtps_cpp]
--------------------------------------------------------------------------------------------------------------------------------------------------------------------
Traceback (most recent call last):
File "/home/jenkins-agent/workspace/nightly_linux-aarch64_repeated/ws/src/ros2/ros2cli/ros2param/test/test_verb_list.py", line 123, in setUp
with NodeStrategy(None) as node:
File "/home/jenkins-agent/workspace/nightly_linux-aarch64_repeated/ws/install/ros2cli/lib/python3.8/site-packages/ros2cli/node/strategy.py", line 52, in __enter__
self._daemon_node.__enter__()
File "/home/jenkins-agent/workspace/nightly_linux-aarch64_repeated/ws/install/ros2cli/lib/python3.8/site-packages/ros2cli/node/daemon.py", line 116, in __enter__
methods = self._proxy.system.listMethods()
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 1165, in single_request
http_conn = self.send_request(host, handler, request_body, verbose)
File "/usr/lib/python3.8/xmlrpc/client.py", line 1278, in send_request
self.send_content(connection, request_body)
File "/usr/lib/python3.8/xmlrpc/client.py", line 1308, in send_content
connection.endheaders(request_body)
File "/usr/lib/python3.8/http/client.py", line 1250, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
File "/usr/lib/python3.8/http/client.py", line 1010, in _send_output
self.send(msg)
File "/usr/lib/python3.8/http/client.py", line 950, in send
self.connect()
File "/usr/lib/python3.8/http/client.py", line 921, in connect
self.sock = self._create_connection(
File "/usr/lib/python3.8/socket.py", line 808, in create_connection
raise err
File "/usr/lib/python3.8/socket.py", line 796, in create_connection
sock.connect(sa)
OSError: [Errno 99] Cannot assign requested address
I suspect this is caused by #622, but I don't know for sure.