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#!/usr/bin/python2.4
# -*-python-*-
# $Id$
import avahi, dbus, gobject
try:
import dbus.glib
except ImportError, e:
pass
service_type_browsers = {}
service_browsers = {}
def service_resolved(interface, protocol, name, type, domain, host, aprotocol, address, port, txt):
print "Service data for service '%s' of type '%s' in domain '%s' on %i.%i:" % (name, type, domain, interface, protocol)
print "\tHost %s (%s), port %i, TXT data: %s" % (host, address, port, str(txt))
def print_error(err):
print "Error:", str(err)
def new_service(interface, protocol, name, type, domain):
print "Found service '%s' of type '%s' in domain '%s' on %i.%i." % (name, type, domain, interface, protocol)
# Asynchronous resolving
server.ResolveService(interface, protocol, name, type, domain, avahi.PROTO_UNSPEC, reply_handler=service_resolved, error_handler=print_error)
def remove_service(interface, protocol, name, type, domain):
print "Service '%s' of type '%s' in domain '%s' on %i.%i disappeared." % (name, type, domain, interface, protocol)
def new_service_type(interface, protocol, type, domain):
# Are we already browsing this domain for this type?
if service_browsers.has_key((interface, protocol, type, domain)):
return
print "Browsing for services of type '%s' in domain '%s' on %i.%i ..." % (type, domain, interface, protocol)
b = dbus.Interface(bus.get_object("org.freedesktop.Avahi", server.ServiceBrowserNew(interface, protocol, type, domain)), 'org.freedesktop.Avahi.ServiceBrowser')
b.connect_to_signal('ItemNew', new_service)
b.connect_to_signal('ItemRemove', remove_service)
service_browsers[(interface, protocol, type, domain)] = b
def browse_domain(interface, protocol, domain):
# Are we already browsing this domain?
if service_type_browsers.has_key((interface, protocol, domain)):
return
print "Browsing domain '%s' on %i.%i ..." % (domain, interface, protocol)
b = dbus.Interface(bus.get_object("org.freedesktop.Avahi", server.ServiceTypeBrowserNew(interface, protocol, domain)), 'org.freedesktop.Avahi.ServiceTypeBrowser')
b.connect_to_signal('ItemNew', new_service_type)
service_type_browsers[(interface, protocol, domain)] = b
def new_domain(interface, protocol, domain):
# We browse for .local anyway...
if domain != "local":
browse_domain(interface, protocol, domain)
bus = dbus.SystemBus()
server = dbus.Interface(bus.get_object("org.freedesktop.Avahi", '/org/freedesktop/Avahi/Server'), 'org.freedesktop.Avahi.Server')
# Explicitly browse .local
browse_domain(avahi.IF_UNSPEC, avahi.PROTO_UNSPEC, "local")
# Browse for other browsable domains
db = dbus.Interface(bus.get_object("org.freedesktop.Avahi", server.DomainBrowserNew(avahi.IF_UNSPEC, avahi.PROTO_UNSPEC, "", avahi.DOMAIN_BROWSER_BROWSE)), 'org.freedesktop.Avahi.DomainBrowser')
db.connect_to_signal('ItemNew', new_domain)
try:
gobject.MainLoop().run()
except KeyboardInterrupt, k:
pass
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