First try for client

glances/core/glances_client.py

+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+# Glances - An eye on your system
+#
+# Copyright (C) 2014 Nicolargo <nicolas@nicolargo.com>
+#
+# Glances is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Glances 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 Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+# Import system libs
+import sys
+import socket
+import json
+
+# Import Glances libs
+from ..core.glances_globals import __version__
+from ..core.glances_limits import glancesLimits
+from ..core.glances_monitor_list import monitorList
+from ..core.glances_stats import GlancesStatsServer
+from ..core.glances_timer import Timer
+
+# Other imports
+try:
+    # Python 2
+    from SimpleXMLRPCServer import SimpleXMLRPCRequestHandler
+    from SimpleXMLRPCServer import SimpleXMLRPCServer
+except ImportError:
+    # Python 3
+    from xmlrpc.server import SimpleXMLRPCRequestHandler
+    from xmlrpc.server import SimpleXMLRPCServer
+
+try:
+    # Python 2
+    from xmlrpclib import ServerProxy, ProtocolError
+except ImportError:
+    # Python 3
+    from xmlrpc.client import ServerProxy, ProtocolError
+
+
+class GlancesClient():
+    """
+    This class creates and manages the TCP client
+    """
+
+    def __init__(self, server_address, server_port=61209,
+                 username="glances", password=""):
+        # Build the URI
+        if password != "":
+            uri = 'http://%s:%s@%s:%d' % (username, password, server_address, server_port)
+        else:
+            uri = 'http://%s:%d' % (server_address, server_port)
+
+        # Try to connect to the URI
+        try:
+            self.client = ServerProxy(uri)
+        except Exception:
+            print(_("Error: creating client socket") + " %s" % uri)
+            pass
+        return
+
+    def client_init(self):
+        try:
+            client_version = self.client.init()
+        except ProtocolError as err:
+            if str(err).find(" 401 ") > 0:
+                print(_("Error: Connection to server failed. Bad password."))
+                sys.exit(-1)
+            else:
+                print(_("Error: Connection to server failed. Unknown error."))
+                sys.exit(-1)
+        return __version__[:3] == client_version[:3]
+
+    def client_get_limits(self):
+        try:
+            serverlimits = json.loads(self.client.getAllLimits())
+        except Exception:
+            return {}
+        else:
+            return serverlimits
+
+    def client_get_monitored(self):
+        try:
+            servermonitored = json.loads(self.client.getAllMonitored())
+        except Exception:
+            return []
+        else:
+            return servermonitored
+
+    def client_get(self):
+        try:
+            stats = json.loads(self.client.getAll())
+        except Exception:
+            return {}
+        else:
+            return stats