Create an option to set the username to use in Web or RPC Server mode #1381

NEWS

@@ -26,6 +26,7 @@ Bugs corrected:
     * TypeError on opening (Wifi plugin) #1373
     * Some field name are incorrect in CSV export #1372
     * Standard output misbehaviour (need to flush) #1376
+    * Create an option to set the username to use in Web or RPC Server mode #1381 
 
 Others:
 

docs/man/glances.1

@@ -1,6 +1,6 @@
 .\" Man page generated from reStructuredText.
 .
-.TH "GLANCES" "1" "Dec 27, 2018" "3.1.0_beta" "Glances"
+.TH "GLANCES" "1" "Dec 29, 2018" "3.1.0_beta" "Glances"
 .SH NAME
 glances \- An eye on your system
 .

docs/quickstart.rst

@@ -77,9 +77,15 @@ available network interfaces) and TCP port is ``61209``.
 
 In client/server mode, limits are set by the server side.
 
-You can set a password to access to the server ``--password``. By
-default, the username is ``glances`` but you can change it with
-``--username``. It is also possible to set the password in the
+You can set a password to access to the server using the ``--password``.
+By default, the username is ``glances`` but you can change it with
+``--username``.
+
+If you want, the SHA password will be stored in ``username.pwd`` file.
+Next time your run the server/client, password will not be asked. To set a
+specific username you can used the -u <username> option.
+
+It is also possible to set the password in the
 Glances configuration file:
 
 .. code-block:: ini
@@ -93,9 +99,6 @@ Glances configuration file:
     localhost=mylocalhostpassword
     default=mydefaultpassword
 
-If you ask it, the SHA password will be stored in ``username.pwd`` file.
-Next time your run the server/client, password will not be asked.
-
 Central client
 ^^^^^^^^^^^^^^
 

glances/main.py

@@ -194,6 +194,8 @@ Examples of use:
                             help='define a client/server username')
         parser.add_argument('--password', action='store_true', default=False, dest='password_prompt',
                             help='define a client/server password')
+        parser.add_argument('-u', dest='username_used',
+                            help='use the given client/server username')
         parser.add_argument('--snmp-community', default='public', dest='snmp_community',
                             help='SNMP community')
         parser.add_argument('--snmp-port', default=161, type=int,
@@ -315,10 +317,14 @@ Examples of use:
                 args.username = self.__get_username(
                     description='Enter the Glances server username: ')
         else:
-            # Default user name is 'glances'
-            args.username = self.username
+            if args.username_used:
+                # A username has been set using the -u option ?
+                args.username = args.username_used
+            else:
+                # Default user name is 'glances'
+                args.username = self.username
 
-        if args.password_prompt:
+        if args.password_prompt or args.username_used:
             # Interactive or file password
             if args.server:
                 args.password = self.__get_password(