def client_request(self, client, method, url, **kwargs):

        filter_args = {
            "endpoint_type": client.endpoint_type or self.endpoint_type,
            "service_type": client.service_type,
        }
        token, endpoint = (self.cached_token, client.cached_endpoint)
        just_authenticated = False
        if not (token and endpoint):
            try:
                token, endpoint = self.auth_plugin.token_and_endpoint(
                    **filter_args)
            except exceptions.EndpointException:
                pass
            if not (token and endpoint):
                self.authenticate()
                just_authenticated = True
                token, endpoint = self.auth_plugin.token_and_endpoint(
                    **filter_args)
                if not (token and endpoint):
                    raise exceptions.AuthorizationFailure(
                        _("Cannot find endpoint or token for request"))

        old_token_endpoint = (token, endpoint)
        kwargs.setdefault("headers", {})["X-Auth-Token"] = token
        self.cached_token = token
        client.cached_endpoint = endpoint
        # Perform the request once. If we get Unauthorized, then it
        # might be because the auth token expired, so try to
        # re-authenticate and try again. If it still fails, bail.
        try:
            return self.request(
                method, self.concat_url(endpoint, url), **kwargs)
        except exceptions.Unauthorized as unauth_ex:
            if just_authenticated:
                raise
            self.cached_token = None
            client.cached_endpoint = None
            if self.auth_plugin.opts.get('token'):
                self.auth_plugin.opts['token'] = None
            if self.auth_plugin.opts.get('endpoint'):
                self.auth_plugin.opts['endpoint'] = None
            self.authenticate()
            try:
                token, endpoint = self.auth_plugin.token_and_endpoint(
                    **filter_args)
            except exceptions.EndpointException:
                raise unauth_ex
            if (not (token and endpoint) or
                    old_token_endpoint == (token, endpoint)):
                raise unauth_ex
            self.cached_token = token
            client.cached_endpoint = endpoint
            kwargs["headers"]["X-Auth-Token"] = token
            return self.request(
                method, self.concat_url(endpoint, url), **kwargs)
Send an http request using `client`'s endpoint and specified `url`.
dataset/ETHPy150Open openstack-infra/python-storyboardclient/storyboardclient/openstack/common/apiclient/client.py/HTTPClient.client_request