Remove support for deprecated password method

To define a client/server password, just use --password.

docs/glances-doc.rst

@@ -181,10 +181,7 @@ Command-Line Options
   -p PORT, --port PORT  define the client/server TCP port [default: 61209]
   -B BIND_ADDRESS, --bind BIND_ADDRESS
                         bind server to the given IPv4/IPv6 address or hostname
-  --password-badidea PASSWORD_ARG
-                        define password from the command line
-  --password            define a client/server password from the prompt or
-                        file
+  --password            define a client/server password
   --disable-autodiscover
                         Hide Glances server from the auto discover feature
   --snmp-community SNMP_COMMUNITY

glances/core/glances_main.py

@@ -153,10 +153,8 @@ Start the client browser (browser mode):\n\
                             help=_('define the client/server TCP port [default: {0}]').format(self.server_port))
         parser.add_argument('-B', '--bind', default='0.0.0.0', dest='bind_address',
                             help=_('bind server to the given IPv4/IPv6 address or hostname'))
-        parser.add_argument('--password-badidea', dest='password_arg',
-                            help=_('define password from the command line'))
         parser.add_argument('--password', action='store_true', default=False, dest='password_prompt',
-                            help=_('define a client/server password from the prompt or file'))
+                            help=_('define a client/server password'))
         parser.add_argument('--snmp-community', default='public', dest='snmp_community',
                             help=_('SNMP community'))
         parser.add_argument('--snmp-port', default=161, type=int,
@@ -226,13 +224,7 @@ Start the client browser (browser mode):\n\
 
         # Server or client login/password
         args.username = self.username
-        if args.password_arg is not None:
-            from hashlib import sha256
-            # Password is given as an argument
-            # Hash with SHA256
-            # Only the SHA will be transmit on the network
-            args.password = sha256(args.password_arg).hexdigest()
-        elif args.password_prompt:
+        if args.password_prompt:
             # Interactive or file password
             if args.server:
                 args.password = self.__get_password(

man/glances.1

@@ -99,7 +99,7 @@ connect to a Glances server by IPv4/IPv6 address or hostname
 define the client/server TCP port [default: 61209]
 .TP
 .B \-\-password
-define a client/server password from the prompt or file
+define a client/server password
 .TP
 .B \-B BIND_ADDRESS, \-\-bind BIND_ADDRESS
 bind server to the given IPv4/IPv6 address or hostname