I set vmware_insecure = true" in cinder.conf, but it seems, that cinder cannot connect, because of the wrong certificate:
2015-10-26 11:30:29.229 20958 TRACE cinder
2015-10-26 11:30:29.610 20973 DEBUG oslo_db.api [-] Loading backend 'sqlalchemy' from 'cinder.db.sqlalchemy.api' _load_backend /usr/lib/python2.7/dist-packages/oslo_db/api.py:214
2015-10-26 11:30:30.455 20973 DEBUG oslo_db.sqlalchemy.session [-] MySQL server mode set to STRICT_TRANS_TABLES,STRICT_ALL_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,TRADITIONAL,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION _check_effective_sql_mode /usr/lib/python2.7/dist-packages/oslo_db/sqlalchemy/session.py:513
2015-10-26 11:30:30.551 20973 DEBUG oslo_db.sqlalchemy.session [req-b080a2bb-e399-4403-99bb-5174d047d8db - - - - -] MySQL server mode set to STRICT_TRANS_TABLES,STRICT_ALL_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,TRADITIONAL,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION _check_effective_sql_mode /usr/lib/python2.7/dist-packages/oslo_db/sqlalchemy/session.py:513
2015-10-26 11:30:30.564 20973 INFO cinder.volume.manager [req-b080a2bb-e399-4403-99bb-5174d047d8db - - - - -] Determined volume DB was empty at startup.
2015-10-26 11:30:30.565 20973 DEBUG cinder.volume.manager [req-b080a2bb-e399-4403-99bb-5174d047d8db - - - - -] Cinder Volume DB check: vol_db_empty=True __init__ /usr/lib/python2.7/dist-packages/cinder/volume/manager.py:212
2015-10-26 11:30:30.606 20973 DEBUG oslo_vmware.api [req-b080a2bb-e399-4403-99bb-5174d047d8db - - - - -] Waiting for function _create_session to return. func /usr/lib/python2.7/dist-packages/oslo_vmware/api.py:121
2015-10-26 11:30:30.607 20973 DEBUG oslo_concurrency.lockutils [-] Lock "oslo_vmware_api_lock" acquired by "_create_session" :: waited 0.000s inner /usr/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:444
2015-10-26 11:30:30.608 20973 DEBUG oslo_vmware.service [-] Creating suds client with soap_url='https://VCENTER-HOST:443/sdk' and wsdl_url='https://VCENTER-HOST:443/sdk/vimService.wsdl' __init__ /usr/lib/python2.7/dist-packages/oslo_vmware/service.py:191
2015-10-26 11:30:30.627 20973 DEBUG oslo_concurrency.lockutils [-] Lock "oslo_vmware_api_lock" released by "_create_session" :: held 0.020s inner /usr/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:456
2015-10-26 11:30:30.628 20973 CRITICAL cinder [req-b080a2bb-e399-4403-99bb-5174d047d8db - - - - -] SSLError: [Errno 1] _ssl.c:510: error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed
2015-10-26 11:30:30.628 20973 TRACE cinder Traceback (most recent call last):
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/bin/cinder-volume", line 10, in <module>
2015-10-26 11:30:30.628 20973 TRACE cinder sys.exit(main())
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/cinder/cmd/volume.py", line 80, in main
2015-10-26 11:30:30.628 20973 TRACE cinder server = service.Service.create(binary='cinder-volume')
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/cinder/service.py", line 249, in create
2015-10-26 11:30:30.628 20973 TRACE cinder service_name=service_name)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/cinder/service.py", line 129, in __init__
2015-10-26 11:30:30.628 20973 TRACE cinder *args, **kwargs)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/cinder/volume/manager.py", line 221, in __init__
2015-10-26 11:30:30.628 20973 TRACE cinder self.driver = profiler.trace_cls("driver")(self.driver)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/osprofiler/profiler.py", line 139, in decorator
2015-10-26 11:30:30.628 20973 TRACE cinder for attr_name, attr in inspect.getmembers(cls):
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/inspect.py", line 253, in getmembers
2015-10-26 11:30:30.628 20973 TRACE cinder value = getattr(object, key)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/cinder/volume/drivers/vmware/vmdk.py", line 265, in ds_sel
2015-10-26 11:30:30.628 20973 TRACE cinder self._ds_sel = hub.DatastoreSelector(self.volumeops,
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/cinder/volume/drivers/vmware/vmdk.py", line 258, in volumeops
2015-10-26 11:30:30.628 20973 TRACE cinder self._volumeops = volumeops.VMwareVolumeOps(self.session,
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/cinder/volume/drivers/vmware/vmdk.py", line 1905, in session
2015-10-26 11:30:30.628 20973 TRACE cinder insecure=insecure)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/oslo_vmware/api.py", line 180, in __init__
2015-10-26 11:30:30.628 20973 TRACE cinder self._create_session()
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/oslo_vmware/api.py", line 122, in func
2015-10-26 11:30:30.628 20973 TRACE cinder return evt.wait()
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/eventlet/event.py", line 121, in wait
2015-10-26 11:30:30.628 20973 TRACE cinder return hubs.get_hub().switch()
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/eventlet/hubs/hub.py", line 294, in switch
2015-10-26 11:30:30.628 20973 TRACE cinder return self.greenlet.switch()
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/oslo_vmware/common/loopingcall.py", line 123, in _inner
2015-10-26 11:30:30.628 20973 TRACE cinder idle = self.f(*self.args, **self.kw)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/oslo_vmware/api.py", line 95, in _func
2015-10-26 11:30:30.628 20973 TRACE cinder result = f(*args, **kwargs)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py", line 445, in inner
2015-10-26 11:30:30.628 20973 TRACE cinder return f(*args, **kwargs)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/oslo_vmware/api.py", line 225, in _create_session
2015-10-26 11:30:30.628 20973 TRACE cinder session_manager = self.vim.service_content.sessionManager
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/oslo_vmware/api.py", line 195, in vim
2015-10-26 11:30:30.628 20973 TRACE cinder insecure=self._insecure)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/oslo_vmware/vim.py", line 41, in __init__
2015-10-26 11:30:30.628 20973 TRACE cinder super(Vim, self).__init__(wsdl_url, soap_url, cacert, insecure)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/oslo_vmware/service.py", line 197, in __init__
2015-10-26 11:30:30.628 20973 TRACE cinder cache=_CACHE)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/suds/client.py", line 112, in __init__
2015-10-26 11:30:30.628 20973 TRACE cinder self.wsdl = reader.open(url)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/suds/reader.py", line 152, in open
2015-10-26 11:30:30.628 20973 TRACE cinder d = self.fn(url, self.options)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/suds/wsdl.py", line 136, in __init__
2015-10-26 11:30:30.628 20973 TRACE cinder d = reader.open(url)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/suds/reader.py", line 79, in open
2015-10-26 11:30:30.628 20973 TRACE cinder d = self.download(url)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/suds/reader.py", line 95, in download
2015-10-26 11:30:30.628 20973 TRACE cinder fp = self.options.transport.open(Request(url))
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/oslo_vmware/service.py", line 144, in open
2015-10-26 11:30:30.628 20973 TRACE cinder resp = self.session.get(request.url, verify=self.verify)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/requests/sessions.py", line 469, in get
2015-10-26 11:30:30.628 20973 TRACE cinder return self.request('GET', url, **kwargs)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/requests/sessions.py", line 457, in request
2015-10-26 11:30:30.628 20973 TRACE cinder resp = self.send(prep, **send_kwargs)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/requests/sessions.py", line 569, in send
2015-10-26 11:30:30.628 20973 TRACE cinder r = adapter.send(request, **kwargs)
2015-10-26 11:30:30.628 20973 TRACE cinder File "/usr/lib/python2.7/dist-packages/requests/adapters.py", line 420, in send
2015-10-26 11:30:30.628 20973 TRACE cinder raise SSLError(e, request=request)
2015-10-26 11:30:30.628 20973 TRACE cinder SSLError: [Errno 1] _ssl.c:510: error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed
2015-10-26 11:30:30.628 20973 TRACE cinder