wxnsc.py 文件源码

def nsc_findNS(self, ident=None):
      """
      Locating the Name Server by using given nsHost and nsPort
      """
      locator = NameServerLocator(identification=ident)
      try:
         if self.nsHost:
            self._log('connecting to Name Server (%s:%s)' % (self.nsHost,
                                                             self.nsPort))
            self.NS = locator.getNS(self.nsHost, self.nsPort, trace=1, bcaddr=self.bcAddr)
         else:
            self._log('broadcasting to find Name Server')
            self.NS = locator.getNS(None, None, trace = 1, bcaddr=self.bcAddr) 
            self.nsHost = self.NS.URI.address
            self.nsPort = self.NS.URI.port
         self.NS._setIdentification(ident)
         self._log('Name Server found, URI = %s' % self.NS.URI)
         self._setNSData()
      except ConnectionDeniedError, e:
         if str(e).find( Pyro.constants.deniedReasons[Pyro.constants.DENIED_SECURITY] ) != -1:
            msg = 'Authentication required:'
            dlg = wx.TextEntryDialog(self, msg, 'Authentication',
                                    style=wx.OK|wx.CANCEL|wx.TE_PASSWORD)
            dlg.CentreOnParent()
            if dlg.ShowModal() == wx.ID_OK:
               ident = dlg.GetValue()
               self.nsc_findNS(ident)
            else:
               self.NS = None
               self._log('Connection to Name Server denied!','error')
         else:
            self.NS = None
            self._logError('Unable to connect to Name Server')
      except:
         self.NS = None
         self._logError('Name Server not found!')