git.meshlink.io Git - catta/blob - avahi-utils/avahi-discover.in

   1 #!@PYTHON@
   2 # -*-python-*-
   3 # $Id$
   4
   5 # This file is part of avahi.
   6 #
   7 # avahi is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU Lesser General Public License as
   9 # published by the Free Software Foundation; either version 2 of the
  10 # License, or (at your option) any later version.
  11 #
  12 # avahi is distributed in the hope that it will be useful, but WITHOUT
  13 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  14 # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
  15 # License for more details.
  16 #
  17 # You should have received a copy of the GNU Lesser General Public
  18 # License along with avahi; if not, write to the Free Software
  19 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  20 # USA.
  21
  22 import os, sys
  23
  24 try:
  25     import avahi, gtk, gobject, dbus, avahi.ServiceTypeDatabase
  26     from avahi.SimpleGladeApp import SimpleGladeApp
  27 except ImportError:
  28     print "Sorry, to use this tool you need to install Avahi, pygtk and python-dbus."
  29     sys.exit(1)
  30
  31 try:
  32     import dbus.glib
  33 except ImportError, e:
  34     pass
  35
  36 service_type_browsers = {}
  37 service_browsers = {}
  38
  39 glade_dir = "@interfacesdir@"
  40
  41 service_type_db = avahi.ServiceTypeDatabase.ServiceTypeDatabase()
  42
  43 class Main_window(SimpleGladeApp):
  44     def __init__(self, path="avahi-discover.glade", root="main_window", domain=None, **kwargs):
  45         path = os.path.join(glade_dir, path)
  46         SimpleGladeApp.__init__(self, path, root, domain, **kwargs)
  47
  48     def on_tree_view_cursor_changed(self, widget, *args):
  49         (model, iter) = widget.get_selection().get_selected()
  50         (name,interface,protocol,stype,domain) = self.treemodel.get(iter,1,2,3,4,5)
  51         if stype == None:
  52             self.info_label.set_markup("<i>No service currently selected.</i>")
  53             return
  54         #Asynchronous resolving
  55         self.server.ResolveService( int(interface), int(protocol), name, stype, domain, avahi.PROTO_UNSPEC, dbus.UInt32(0), reply_handler=self.service_resolved, error_handler=self.print_error)
  56
  57
  58     def protoname(self,protocol):
  59         if protocol == avahi.PROTO_INET:
  60             return "IPv4"
  61         if protocol == avahi.PROTO_INET6:
  62             return "IPv6"
  63
  64
  65     def siocgifname(self, interface):
  66         if interface <= 0:
  67             return "any"
  68         else:
  69             return self.server.GetNetworkInterfaceNameByIndex(interface)
  70
  71     def service_resolved(self, interface, protocol, name, stype, domain, host, aprotocol, address, port, txt, flags):
  72         print "Service data for service '%s' of type '%s' in domain '%s' on %i.%i:" % (name, stype, domain, interface, protocol)
  73
  74         print "\tHost %s (%s), port %i, TXT data: %s" % (host, address, port, str(avahi.txt_array_to_string_array(txt)))
  75
  76         if len(txt) == 0:
  77             txt_data = "<i>empty</i>"
  78         else:
  79             txt_data = str(avahi.txt_array_to_string_array(txt))
  80
  81         self.update_label(interface, protocol, name, stype, domain, host, aprotocol, address, port, txt_data)
  82
  83     def print_error(self, err):
  84         error_label = "<b>Error:</b> %s" % (err)
  85         self.info_label.set_markup(error_label)
  86         print "Error:", str(err)
  87
  88     def lookup_type(self, stype):
  89         global service_type_db
  90
  91         try:
  92             return service_type_db[stype]
  93         except KeyError:
  94             return stype
  95
  96     def new_service(self, interface, protocol, name, stype, domain, flags):
  97         print "Found service '%s' of type '%s' in domain '%s' on %i.%i." % (name, stype, domain, interface, protocol)
  98         if self.zc_ifaces.has_key((interface,protocol)) == False:
  99             self.zc_ifaces[(interface,protocol)] = self.insert_row(self.treemodel, None, str(self.siocgifname(interface))+" "+str(self.protoname(protocol)),None,interface,protocol,None,domain)
 100         if self.zc_domains.has_key((interface,protocol,domain)) == False:
 101             self.zc_domains[(interface,protocol,domain)] = self.insert_row(self.treemodel, self.zc_ifaces[(interface,protocol)], domain,None,interface,protocol,None,domain)
 102         if self.zc_types.has_key((interface,protocol,stype,domain)) == False:
 103             thisDomain = self.zc_domains[(interface,protocol,domain)]
 104             self.zc_types[(interface,protocol,stype,domain)] = self.insert_row(self.treemodel, thisDomain, self.lookup_type(stype), name, interface,None,None,None)
 105         treeiter = self.insert_row(self.treemodel,self.zc_types[(interface,protocol,stype,domain)], name, name, interface,protocol,stype,domain)
 106         self.services_browsed[(interface, protocol, name, stype, domain)] = treeiter
 107         # expand the tree of this path
 108         self.tree_view.expand_to_path(self.treemodel.get_path(treeiter))
 109
 110
 111     def remove_service(self, interface, protocol, name, stype, domain, flags):
 112         print "Service '%s' of type '%s' in domain '%s' on %i.%i disappeared." % (name, stype, domain, interface, protocol)
 113         self.info_label.set_markup("")
 114         treeiter=self.services_browsed[(interface, protocol, name, stype, domain)]
 115         parent = self.treemodel.iter_parent(treeiter)
 116         self.treemodel.remove(treeiter)
 117         del self.services_browsed[(interface, protocol, name, stype, domain)]
 118         if self.treemodel.iter_has_child(parent) == False:
 119             treeiter=self.zc_types[(interface,protocol,stype,domain)]
 120             parent = self.treemodel.iter_parent(treeiter)
 121             self.treemodel.remove(treeiter)
 122             del self.zc_types[(interface,protocol,stype,domain)]
 123             if self.treemodel.iter_has_child(parent) == False:
 124                 treeiter=self.zc_domains[(interface,protocol,domain)]
 125                 parent = self.treemodel.iter_parent(treeiter)
 126                 self.treemodel.remove(treeiter)
 127                 del self.zc_domains[(interface,protocol,domain)]
 128                 if self.treemodel.iter_has_child(parent) == False:
 129                     treeiter=self.zc_ifaces[(interface,protocol)]
 130                     parent = self.treemodel.iter_parent(treeiter)
 131                     self.treemodel.remove(treeiter)
 132                     del self.zc_ifaces[(interface,protocol)]
 133
 134
 135     def new_service_type(self, interface, protocol, stype, domain, flags):
 136         global service_browsers
 137
 138         # Are we already browsing this domain for this type?
 139         if service_browsers.has_key((interface, protocol, stype, domain)):
 140             return
 141
 142         print "Browsing for services of type '%s' in domain '%s' on %i.%i ..." % (stype, domain, interface, protocol)
 143
 144         b = dbus.Interface(self.bus.get_object(avahi.DBUS_NAME, self.server.ServiceBrowserNew(interface, protocol, stype, domain, dbus.UInt32(0))),  avahi.DBUS_INTERFACE_SERVICE_BROWSER)
 145         b.connect_to_signal('ItemNew', self.new_service)
 146         b.connect_to_signal('ItemRemove', self.remove_service)
 147
 148         service_browsers[(interface, protocol, stype, domain)] = b
 149
 150     def browse_domain(self, interface, protocol, domain):
 151         global service_type_browsers
 152
 153         # Are we already browsing this domain?
 154         if service_type_browsers.has_key((interface, protocol, domain)):
 155             return
 156
 157         if self.stype is None:
 158             print "Browsing domain '%s' on %i.%i ..." % (domain, interface, protocol)
 159
 160             b = dbus.Interface(self.bus.get_object(avahi.DBUS_NAME, self.server.ServiceTypeBrowserNew(interface, protocol, domain, dbus.UInt32(0))),  avahi.DBUS_INTERFACE_SERVICE_TYPE_BROWSER)
 161             b.connect_to_signal('ItemNew', self.new_service_type)
 162
 163             service_type_browsers[(interface, protocol, domain)] = b
 164         else:
 165             new_service_type(interface, protocol, stype, domain)
 166
 167     def new_domain(self,interface, protocol, domain, flags):
 168         if self.zc_ifaces.has_key((interface,protocol)) == False:
 169             self.zc_ifaces[(interface,protocol)] = self.insert_row(self.treemodel, None, str(self.siocgifname(interface))+" "+str(self.protoname(protocol)),None,interface,protocol,None,domain)
 170         if self.zc_domains.has_key((interface,protocol,domain)) == False:
 171             self.zc_domains[(interface,protocol,domain)] = self.insert_row(self.treemodel, self.zc_ifaces[(interface,protocol)], domain,None,interface,protocol,None,domain)
 172         if domain != "local":
 173             self.browse_domain(interface, protocol, domain)
 174
 175     def update_label(self,interface, protocol, name, stype, domain, host, aprotocol, address, port, txt):
 176         infos = "<b>Service Type:</b> %s\n<b>Service Name:</b> %s\n<b>Domain Name:</b> %s\n<b>Interface:</b> %s %s\n<b>Address:</b> %s/%s:%i\n<b>TXT Data:</b> %s" % (stype, name, domain, self.siocgifname(interface), self.protoname(protocol), host, address, port, str(txt))
 177         self.info_label.set_markup(infos)
 178
 179     def insert_row(self, model,parent,
 180                    content, name, interface,protocol,stype,domain):
 181         myiter=model.insert_after(parent,None)
 182         model.set(myiter,0,content,1,name,2,interface,3,protocol,4,stype,5,domain)
 183         return myiter
 184
 185     def new(self):
 186         print "A new main_window has been created"
 187         self.treemodel=gtk.TreeStore(gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_STRING)
 188         self.tree_view.set_model(self.treemodel)
 189
 190         #creating the columns headers
 191         self.tree_view.set_headers_visible(False)
 192         renderer=gtk.CellRendererText()
 193         column=gtk.TreeViewColumn("",renderer, text=0)
 194         column.set_resizable(True)
 195         column.set_sizing("GTK_TREE_VIEW_COLUMN_GROW_ONLY");
 196         column.set_expand(True);
 197         self.tree_view.append_column(column)
 198
 199         self.domain = None
 200         self.stype = None
 201         self.zc_ifaces = {}
 202         self.zc_domains = {}
 203         self.zc_types = {}
 204         self.services_browsed = {}
 205
 206         self.bus = dbus.SystemBus()
 207         self.server = dbus.Interface(self.bus.get_object(avahi.DBUS_NAME, avahi.DBUS_PATH_SERVER), avahi.DBUS_INTERFACE_SERVER)
 208
 209         if self.domain is None:
 210             # Explicitly browse .local
 211             self.browse_domain(avahi.IF_UNSPEC, avahi.PROTO_UNSPEC, "local")
 212
 213             # Browse for other browsable domains
 214             db = dbus.Interface(self.bus.get_object(avahi.DBUS_NAME, self.server.DomainBrowserNew(avahi.IF_UNSPEC, avahi.PROTO_UNSPEC, "", avahi.DOMAIN_BROWSER_BROWSE, dbus.UInt32(0))), avahi.DBUS_INTERFACE_DOMAIN_BROWSER)
 215             db.connect_to_signal('ItemNew', self.new_domain)
 216         else:
 217             # Just browse the domain the user wants us to browse
 218             self.browse_domain(avahi.IF_UNSPEC, avahi.PROTO_UNSPEC, domain)
 219
 220
 221 def main():
 222     main_window = Main_window()
 223
 224     main_window.run()
 225
 226 if __name__ == "__main__":
 227     main()
 228
 229