TestCapsule:test_create_capsule_with_init_container failed in CI

[hongbin]

The error:

2019-10-26 21:17:00.402388 | controller | zun_tempest_plugin.tests.tempest.api.test_capsules.TestCapsule.test_create_capsule_with_init_container[id-3534116a-fa85-4da5-b5a3-4ef20f9479b4]
2019-10-26 21:17:00.402580 | controller | -----------------------------------------------------------------------------------------------------------------------------------------------
2019-10-26 21:17:00.402606 | controller |
2019-10-26 21:17:00.402648 | controller | Captured traceback:
2019-10-26 21:17:00.402700 | controller | ~~~~~~~~~~~~~~~~~~~
2019-10-26 21:17:00.402770 | controller | Traceback (most recent call last):
2019-10-26 21:17:00.402911 | controller | File "/opt/stack/zun-tempest-plugin/zun_tempest_plugin/tests/tempest/utils.py", line 54, in wrapper
2019-10-26 21:17:00.403009 | controller | return func(self, *func_args, **func_kwargs)
2019-10-26 21:17:00.403192 | controller | File "/opt/stack/zun-tempest-plugin/zun_tempest_plugin/tests/tempest/api/test_capsules.py", line 225, in test_create_capsule_with_init_container
2019-10-26 21:17:00.403294 | controller | self.assertTrue('hello' in encodeutils.safe_decode(body))
2019-10-26 21:17:00.403411 | controller | File "/usr/local/lib/python2.7/dist-packages/unittest2/case.py", line 702, in assertTrue
2019-10-26 21:17:00.403485 | controller | raise self.failureException(msg)
2019-10-26 21:17:00.403546 | controller | AssertionError: False is not true

The assertion is failed because a container tried to curl the IP addres of another container but failed:

2019-10-26 21:05:00.929363 | controller | 2019-10-26 21:04:54,531 10951 INFO [tempest.lib.common.rest_client] Request (TestCapsule:test_create_capsule_with_init_container): 200 GET https://10.4.70.34/container/v1/containers/8363ebc8-b4fe-4377-ab21-76d86c8039ad/logs 0.096s
2019-10-26 21:05:00.929668 | controller | 2019-10-26 21:04:54,531 10951 DEBUG [tempest.lib.common.rest_client] Request - Headers: {'OpenStack-API-Version': 'container 1.37', 'Content-Type': 'application/json', 'X-Auth-Token': '<omitted>', 'Accept': 'application/json'}
2019-10-26 21:05:00.929722 | controller | Body: None
2019-10-26 21:05:00.930332 | controller | Response - Headers: {u'content-length': '309', u'x-openstack-request-id': 'req-a357170a-9478-4ecc-99f2-52f72b518806', u'openstack-api-maximum-version': 'container 1.37', u'openstack-api-version': 'container 1.37', u'vary': 'OpenStack-API-Version', 'status': '200', u'date': 'Sat, 26 Oct 2019 21:04:54 GMT', u'content-type': 'application/json', u'openstack-api-minimum-version': 'container 1.1', 'content-location': 'https://10.4.70.34/container/v1/containers/8363ebc8-b4fe-4377-ab21-76d86c8039ad/logs', u'server': 'Apache/2.4.29 (Ubuntu)', u'connection': 'close'}
2019-10-26 21:05:00.930699 | controller | Body: " % Total % Received % Xferd Average Speed Time Time Time Current\n Dload Upload Total Spent Left Speed\n\r 0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0curl: (7) Failed to connect to 10.1.0.4 port 80: No route to host\n"