Open Stack

Hi Kevin,

Your problem is here.

ConnectFailure: Unable to establish connection to
http://OpenStack-Controller:35357 <http://openstack-controller:35357/>:

Check to see if you can curl that URL. That is Neutron attempting to talk
to Keystone and failing.

On Sat, Jun 16, 2018, 10:43 AM Kevin Kwon <poby1972 at gmail.com> wrote:

> Dear All!
>
> Hi.. Would you please help to install the Openstack on Ubunto 16.04.4
> Server manually.
>
> I have installed the Keystone, Glance and Nova with One Controller Node
> and One Compute node with Installation guide on OpenStack.org.
>
> after installed the Neutron and ran the "openstack network" command, i got
> below errors.
>
> Would you please let me know know how can solve this problem?
>
>
> root at OpenStack-Controller:~#
> root at OpenStack-Controller:~# openstack network list
> HttpException: Unknown error
> root at OpenStack-Controller:~#
>
>
> 2018-06-16 23:25:23.187 10706 INFO neutron.wsgi [-] 192.168.56.101 "GET /
> HTTP/1.1" status: 200  len: 262 time: 0.0008469
> 2018-06-16 23:25:23.192 10706 WARNING keystoneauth.identity.generic.base
> [-] Failed to discover available identity versions when contacting
> http://OpenStack-Controller:35357. Attempting to parse version from URL.:
> ConnectFailure: Unable to establish connection to
> http://OpenStack-Controller:35357:
> HTTPConnectionPool(host='openstack-controller', port=35357): Max retries
> exceeded with url: / (Caused by
> NewConnectionError('<urllib3.connection.HTTPConnection object at
> 0x7ffa93656d50>: Failed to establish a new connection: [Errno 111]
> ECONNREFUSED',))
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors [-] An
> error occurred during processing the request: GET /v2.0/networks HTTP/1.0
> Accept: application/json
> Accept-Encoding: gzip, deflate
> Connection: keep-alive
> Content-Type: text/plain
> Host: openstack-controller:9696
> User-Agent: osc-lib/1.9.0 keystoneauth1/3.4.0 python-requests/2.18.4
> CPython/2.7.12
> X-Auth-Token: *****: DiscoveryFailure: Could not determine a suitable URL
> for the plugin
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors Traceback
> (most recent call last):
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/oslo_middleware/catch_errors.py", line
> 40, in __call__
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  response = req.get_response(self.application)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/webob/request.py", line 1316, in send
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  application, catch_exc_info=False)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/webob/request.py", line 1280, in
> call_application
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  app_iter = application(self.environ, start_response)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/webob/dec.py", line 131, in __call__
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors     resp
> = self.call_func(req, *args, **self.kwargs)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/webob/dec.py", line 196, in call_func
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  return self.func(req, *args, **kwargs)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystonemiddleware/auth_token/__init__.py",
> line 334, in __call__
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  response = self.process_request(req)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystonemiddleware/auth_token/__init__.py",
> line 633, in process_request
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors     resp
> = super(AuthProtocol, self).process_request(request)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystonemiddleware/auth_token/__init__.py",
> line 407, in process_request
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  allow_expired=allow_expired)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystonemiddleware/auth_token/__init__.py",
> line 440, in _do_fetch_token
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors     data
> = self.fetch_token(token, **kwargs)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystonemiddleware/auth_token/__init__.py",
> line 772, in fetch_token
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  allow_expired=allow_expired)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystonemiddleware/auth_token/_identity.py",
> line 219, in verify_token
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  auth_ref = self._request_strategy.verify_token(
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystonemiddleware/auth_token/_identity.py",
> line 170, in _request_strategy
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  strategy_class = self._get_strategy_class()
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystonemiddleware/auth_token/_identity.py",
> line 192, in _get_strategy_class
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors     if
> self._adapter.get_endpoint(version=klass.AUTH_VERSION):
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystoneauth1/adapter.py", line 223, in
> get_endpoint
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  return self.session.get_endpoint(auth or self.auth, **kwargs)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystoneauth1/session.py", line 942, in
> get_endpoint
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  return auth.get_endpoint(self, **kwargs)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystoneauth1/identity/base.py", line
> 379, in get_endpoint
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  allow_version_hack=allow_version_hack, **kwargs)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystoneauth1/identity/base.py", line
> 270, in get_endpoint_data
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  service_catalog = self.get_access(session).service_catalog
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystoneauth1/identity/base.py", line
> 134, in get_access
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  self.auth_ref = self.get_auth_ref(session)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystoneauth1/identity/generic/base.py",
> line 199, in get_auth_ref
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
>  self._plugin = self._do_create_plugin(session)
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors   File
> "/usr/lib/python2.7/dist-packages/keystoneauth1/identity/generic/base.py",
> line 194, in _do_create_plugin
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors     raise
> exceptions.DiscoveryFailure('Could not determine a suitable URL '
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
> DiscoveryFailure: Could not determine a suitable URL for the plugin
> 2018-06-16 23:25:23.192 10706 ERROR oslo_middleware.catch_errors
> 2018-06-16 23:25:23.194 10706 INFO neutron.wsgi [-] 192.168.56.101 "GET
> /v2.0/networks HTTP/1.1" status: 500  len: 404 time: 0.0042169
>
> Thank you!
> Kevin
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