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# -*- coding: utf-8 -*-
import dbus
import gobject
from dbus.mainloop.glib import DBusGMainLoop
import gtk
CC_NAME = 'com.redhat.abrt'
CC_IFACE = 'com.redhat.abrt'
CC_PATH = '/com/redhat/abrt'
APP_NAME = 'com.redhat.abrt.gui'
class DBusManager(gobject.GObject):
""" Class to provide communication with daemon over dbus """
# and later with policyKit
uniq_name = None
pending_jobs = []
def __init__(self):
session = None
try:
session = dbus.SessionBus()
except:
# FIXME: root doesn't have SessionBus
pass
if session:
if session.request_name(APP_NAME, dbus.bus.NAME_FLAG_DO_NOT_QUEUE) != dbus.bus.REQUEST_NAME_REPLY_PRIMARY_OWNER:
raise Exception("Name %s is taken,\nanother instance is already running." % APP_NAME)
gobject.GObject.__init__(self)
# signal emited when new crash is detected
gobject.signal_new ("crash", self ,gobject.SIGNAL_RUN_FIRST,gobject.TYPE_NONE,())
# signal emited when new analyze is complete
gobject.signal_new ("analyze-complete", self ,gobject.SIGNAL_RUN_FIRST,gobject.TYPE_NONE,(gobject.TYPE_PYOBJECT,))
# signal emited when smth fails
gobject.signal_new ("error", self ,gobject.SIGNAL_RUN_FIRST,gobject.TYPE_NONE,(gobject.TYPE_PYOBJECT,))
# signal emited to update gui with current status
gobject.signal_new ("update", self ,gobject.SIGNAL_RUN_FIRST,gobject.TYPE_NONE,(gobject.TYPE_PYOBJECT,))
# binds the dbus to glib mainloop
DBusGMainLoop(set_as_default=True)
self.proxy = None
self.proxy = self.connect_to_daemon()
if self.proxy:
self.cc = dbus.Interface(self.proxy, dbus_interface=CC_IFACE)
#intr = dbus.Interface(proxy, dbus_interface='org.freedesktop.DBus.Introspectable')
# new crash notify
self.proxy.connect_to_signal("Crash",self.crash_cb,dbus_interface=CC_IFACE)
# BT extracting complete
self.acconnection = self.proxy.connect_to_signal("AnalyzeComplete",self.analyze_complete_cb,dbus_interface=CC_IFACE)
# Catch Errors
self.acconnection = self.proxy.connect_to_signal("Error",self.error_handler_cb,dbus_interface=CC_IFACE)
# watch for updates
self.acconnection = self.proxy.connect_to_signal("Update",self.update_cb,dbus_interface=CC_IFACE)
# watch for job-done signals
self.acconnection = self.proxy.connect_to_signal("JobDone",self.jobdone_cb,dbus_interface=CC_IFACE)
else:
raise Exception("Please check if abrt daemon is running.")
# disconnect callback
def disconnected(*args):
print "disconnect"
def error_handler_cb(self,arg):
self.emit("error",arg)
def error_handler(self,arg):
# used to silently ingore dbus timeouts
pass
def dummy(*args):
# dummy function for async method call to workaround the timeout
pass
def crash_cb(self,*args):
#FIXME "got another crash, gui should reload!"
#for arg in args:
# print arg
#emit a signal
#print "crash"
self.emit("crash")
def update_cb(self, dest, message):
# FIXME: use dest instead of 0 once we implement it in daemon
#if self.uniq_name == dest:
self.emit("update", message)
def analyze_complete_cb(self,dump):
#for arg in args:
# print "Analyze complete for: %s" % arg
# emit signal to let clients know that analyze has been completed
# FIXME - rewrite with CCReport class
# self.emit("analyze-complete", dump)
pass
def connect_to_daemon(self):
bus = dbus.SystemBus()
self.uniq_name = bus.get_unique_name()
if not bus:
raise Exception("Can't connect to dbus")
try:
if bus.name_has_owner(CC_NAME):
return bus.get_object(CC_IFACE, CC_PATH)
return None
except Exception, e:
raise Exception(e.message + "\nCannot create a proxy object!")
def addJob(self, job_id):
self.pending_jobs.append(job_id)
def jobdone_cb(self, job_id):
#if self.uniq_name == client_id:
try:
self.pending_jobs.index(job_id)
except:
return
dump = self.cc.GetJobResult(job_id)
if dump:
self.emit("analyze-complete", dump)
def getReport(self, UUID):
try:
# let's try it async
# even if it's async it timeouts, so let's try to set the timeout to 60sec
#self.cc.CreateReport(UUID, reply_handler=self.addJob, error_handler=self.error_handler, timeout=60)
self.addJob(self.cc.CreateReport(UUID, timeout=60))
except dbus.exceptions.DBusException, e:
raise Exception(e.message)
def Report(self,report):
# FIXME async
return self.cc.Report(report)
def DeleteDebugDump(self,UUID):
return self.cc.DeleteDebugDump(UUID)
def getDumps(self):
row_dict = None
rows = []
# FIXME check the arguments
for row in self.cc.GetCrashInfos():
row_dict = {}
for column in row:
row_dict[column] = row[column]
rows.append(row_dict);
return rows
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