Update config files, improve WS login

Ref #279

alignak_app/backend/backend.py

@@ -128,14 +128,14 @@ def login(self, username=None, password=None, proxies=None, check=False):
                 'Check [Alignak] section in configuration file or use login window of application.'
             )
 
-        if self.connected and check:
+        if self.connected and not check:
             self.ws_client.login(self.user['token'])
 
         return self.connected
 
     def get(self, endpoint, params=None, projection=None, all_items=False):
         """
-        GET on alignak Backend REST API.
+        GET on alignak Backend REST API
 
         :param endpoint: endpoint (API URL)
         :type endpoint: str
@@ -145,7 +145,7 @@ def get(self, endpoint, params=None, projection=None, all_items=False):
         :type projection: list|None
         :param all_items: make GET on all items
         :type all_items: bool
-        :return: desired request of app_backend
+        :return: request response
         :rtype: dict
         """
 

alignak_app/backend/ws_client.py

@@ -67,14 +67,18 @@ def login(self, token):
             response = requests.post(
                 '/'.join([self.ws_backend, 'login']), json=params, headers=headers
             )
+
             resp = response.json()
 
             if '_result' in resp:
                 assert token == resp['_result'][0]
                 self.token = token
                 self.auth = requests.auth.HTTPBasicAuth(self.token, '')
         except (RequestsConnectionError, AssertionError) as exp:
-            logger.error(exp)
+            msg = 'Connection to Web Service on [%s] has failed' % \
+                  '/'.join([self.ws_backend, 'login'])
+            logger.warning(msg)
+            logger.debug(exp)
 
     def get(self, endpoint, params):
         """

etc/settings.cfg

@@ -19,16 +19,22 @@ url = http://127.0.0.1
 
 ; Backend url
 ; ------------------------------------------------------------------------------------------
-; The url of your Backend.
+; The url of alignak Backend.
 ; Default is %(url)s:5000
 backend = %(url)s:5000
 
 ; Webui url
 ; ------------------------------------------------------------------------------------------
-; The url of your Webui
+; The url of alignak WebUI
 ; Default is %(url)s:80
 webui = %(url)s:80
 
+; Web service
+; ------------------------------------------------------------------------------------------
+; The url of web service
+; Default is %(url)s:8888
+webservice = %(url)s:8888
+
 ; Backend processes
 ; ------------------------------------------------------------------------------------------
 ; The number of processes for connection to backend

test/etc/settings.cfg

@@ -19,16 +19,22 @@ url = http://demo.alignak.net
 
 ; Backend url
 ; ------------------------------------------------------------------------------------------
-; The url of your Backend.
+; The url of alignak Backend.
 ; Default is %(url)s:5000
 backend = %(url)s:6000
 
 ; Webui url
 ; ------------------------------------------------------------------------------------------
-; The url of your Webui
+; The url of alignak WebUI
 ; Default is %(url)s:80
 webui = %(url)s:80
 
+; Web service
+; ------------------------------------------------------------------------------------------
+; The url of web service
+; Default is %(url)s:8888
+webservice = %(url)s:8888
+
 ; Backend processes
 ; ------------------------------------------------------------------------------------------
 ; The number of processes for connection to backend