keystone.py 文件源码

def auth_through_token(app: web.Application, handler):
    async def middleware_handler(request: web.Request):
        headers = request.headers
        x_auth_token = headers.get("X-Auth-Token")
        project_id = request.match_info.get('project_id')
        c = config.Config.config_instance()
        try:
            auth = identity.Token(c.auth_url,
                                  token=x_auth_token,
                                  project_id=project_id)
            sess = session.Session(auth=auth)
            ks = client.Client(session=sess,
                               project_id=project_id)
            ks.authenticate(token=x_auth_token)
        except Exception as ex:
            return web.json_response(status=401, data={
                "error": {
                    "message": ("Not authorized. Reason: {}"
                                .format(str(ex)))
                }
            })
        return await handler(request)
    return middleware_handler