admin: store client in ops error to track excessive user details triggering this error.

- additionally add some sort of rate limitter to prevent flooding this view

rhodecode/apps/ops/views.py

@@ -1,83 +1,85 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2016-2018 RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 import time
 import logging
 
 from pyramid.view import view_config
 from pyramid.httpexceptions import HTTPFound
 
 from rhodecode.apps._base import BaseAppView
 from rhodecode.lib import helpers as h
 
 log = logging.getLogger(__name__)
 
 
 class OpsView(BaseAppView):
 
     def load_default_context(self):
         c = self._get_local_tmpl_context()
         c.user = c.auth_user.get_instance()
 
         return c
 
     @view_config(
         route_name='ops_ping', request_method='GET',
         renderer='json_ext')
     @view_config(
         route_name='ops_ping_legacy', request_method='GET',
         renderer='json_ext')
     def ops_ping(self):
         data = {
             'instance': self.request.registry.settings.get('instance_id'),
         }
         if getattr(self.request, 'user'):
             data.update({
                 'caller_ip': self.request.user.ip_addr,
                 'caller_name': self.request.user.username,
             })
         return {'ok': data}
 
     @view_config(
         route_name='ops_error_test', request_method='GET',
         renderer='json_ext')
     @view_config(
         route_name='ops_error_test_legacy', request_method='GET',
         renderer='json_ext')
     def ops_error_test(self):
         """
         Test exception handling and emails on errors
         """
+
         class TestException(Exception):
             pass
-
+        # add timeout so we add some sort of rate limiter
+        time.sleep(2)
         msg = ('RhodeCode Enterprise test exception. '
-               'Generation time: {}'.format(time.time()))
+               'Client:{}. Generation time: {}.'.format(self.request.user, time.time()))
         raise TestException(msg)
 
     @view_config(
         route_name='ops_redirect_test', request_method='GET',
         renderer='json_ext')
     def ops_redirect_test(self):
         """
         Test redirect handling
         """
         redirect_to = self.request.GET.get('to') or h.route_path('home')
         raise HTTPFound(redirect_to)