+#!/usr/bin/python
+###############################################################################
+# #
+# collecty - A system statistics collection daemon for IPFire #
+# Copyright (C) 2015 IPFire development team #
+# #
+# This program is free software: you can redistribute it and/or modify #
+# it under the terms of the GNU General Public License as published by #
+# the Free Software Foundation, either version 3 of the License, or #
+# (at your option) any later version. #
+# #
+# 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 General Public License #
+# along with this program. If not, see <http://www.gnu.org/licenses/>. #
+# #
+###############################################################################
+
+import dbus
+import dbus.mainloop.glib
+import dbus.service
+import gobject
+import threading
+
+from constants import *
+from i18n import _
+
+import logging
+log = logging.getLogger("collecty.bus")
+log.propagate = 1
+
+# Initialise the glib main loop
+dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
+dbus.mainloop.glib.threads_init()
+
+class Bus(threading.Thread):
+ def __init__(self, collecty):
+ threading.Thread.__init__(self)
+ self.daemon = True
+
+ self.collecty = collecty
+
+ # Initialise the main loop
+ gobject.threads_init()
+ self.loop = gobject.MainLoop()
+
+ # Register the GraphGenerator interface
+ self.generator = GraphGenerator(self.collecty)
+
+ def run(self):
+ log.debug(_("Bus thread has started"))
+
+ # Run the main loop
+ self.loop.run()
+
+ def shutdown(self):
+ log.debug(_("Stopping bus thread"))
+
+ # End the main loop
+ self.loop.quit()
+
+ # Return when this thread has finished
+ return self.join()
+
+
+class GraphGenerator(dbus.service.Object):
+ def __init__(self, collecty):
+ bus_name = dbus.service.BusName(BUS_DOMAIN, bus=dbus.SystemBus())
+ dbus.service.Object.__init__(self, bus_name, "/%s" % self.__class__.__name__)
+
+ self.collecty = collecty
+
+ @dbus.service.method(BUS_DOMAIN, in_signature="sa{sv}", out_signature="ay")
+ def GenerateGraph(self, template_name, kwargs):
+ """
+ Returns a graph generated from the given template and object.
+ """
+ graph = self.collecty.generate_graph(template_name, **kwargs)
+
+ return dbus.ByteArray(graph or [])
+
+ @dbus.service.method(BUS_DOMAIN, in_signature="", out_signature="as")
+ def ListTemplates(self):
+ """
+ Returns a list of all available templates
+ """
+ return [t.name for t in self.collecty.templates]
projects / collecty.git / commitdiff
