tests: make the routing link tests retry connections. Reduced test failures

rhodecode/tests/config/test_routing_links.py

@@ -1,49 +1,73 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2010-2017 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 pytest
 import requests
 from rhodecode.config import routing_links
 
 
 def check_connection():
     try:
         response = requests.get('https://rhodecode.com')
         return response.status_code == 200
     except Exception as e:
         print(e)
 
     return False
 
 
 connection_available = pytest.mark.skipif(
     not check_connection(), reason="No outside internet connection available")
 
 
-@connection_available
-def test_connect_redirection_links():
+import requests
+from requests.adapters import HTTPAdapter
+from requests.packages.urllib3.util.retry import Retry
+
 
-    for link_data in routing_links.link_config:
-        response = requests.get(link_data['target'])
+def requests_retry_session(
+    retries=3,
+    backoff_factor=0.3,
+    status_forcelist=(500, 502, 504),
+    session=None,
+):
+    session = session or requests.Session()
+    retry = Retry(
+        total=retries,
+        read=retries,
+        connect=retries,
+        backoff_factor=backoff_factor,
+        status_forcelist=status_forcelist,
+    )
+    adapter = HTTPAdapter(max_retries=retry)
+    session.mount('http://', adapter)
+    session.mount('https://', adapter)
+    return session
+
+
+@connection_available
[e-mail]('link_data', routing_links.link_config)
+def test_connect_redirection_links(link_data):
+    response = requests_retry_session().get(link_data['target'])
         if link_data['name'] == 'enterprise_license_convert_from_old':
             # special case for a page that requires a valid login
             assert response.url == 'https://rhodecode.com/login'
         else:
             assert response.url == link_data['external_target']