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"""Test D-Bus private tube support"""
import dbus
from dbus.connection import Connection
from dbus.lowlevel import SignalMessage
from servicetest import call_async, EventPattern, unwrap, watch_tube_signals,\
assertContains, assertEquals
from gabbletest import sync_stream, make_presence
import constants as cs
import tubetestutil as t
from twisted.words.xish import xpath
import ns
from bytestream import create_from_si_offer, announce_socks5_proxy
from caps_helper import send_disco_reply
sample_parameters = dbus.Dictionary({
's': 'hello',
'ay': dbus.ByteArray('hello'),
'u': dbus.UInt32(123),
'i': dbus.Int32(-123),
}, signature='sv')
def alice_accepts_tube(q, stream, iq_event, dbus_tube_id, bytestream_cls):
iq = iq_event.stanza
bytestream, profile = create_from_si_offer(stream, q, bytestream_cls, iq,
'test@localhost/Resource')
assert profile == ns.TUBES
tube_nodes = xpath.queryForNodes('/iq/si/tube[@xmlns="%s"]'
% ns.TUBES, iq)
assert len(tube_nodes) == 1
tube = tube_nodes[0]
tube['type'] = 'dbus'
assert tube['initiator'] == 'test@localhost'
assert tube['service'] == 'com.example.TestCase'
assert tube['id'] == str(dbus_tube_id)
params = {}
parameter_nodes = xpath.queryForNodes('/tube/parameters/parameter', tube)
for node in parameter_nodes:
assert node['name'] not in params
params[node['name']] = (node['type'], str(node))
assert params == {'ay': ('bytes', 'aGVsbG8='),
's': ('str', 'hello'),
'i': ('int', '-123'),
'u': ('uint', '123'),
}
# Alice accepts the tube
result, si = bytestream.create_si_reply(iq)
si.addElement((ns.TUBES, 'tube'))
stream.send(result)
bytestream.wait_bytestream_open()
q.expect('dbus-signal', signal='TubeChannelStateChanged',
args=[cs.TUBE_STATE_OPEN])
return bytestream
def send_dbus_message_to_alice(q, stream, dbus_tube_adr, bytestream):
tube = Connection(dbus_tube_adr)
signal = SignalMessage('/', 'foo.bar', 'baz')
signal.append(42, signature='u')
tube.send_message(signal)
binary = bytestream.get_data()
# little and big endian versions of: SIGNAL, NO_REPLY, protocol v1,
# 4-byte payload
assert binary.startswith('l\x04\x01\x01' '\x04\x00\x00\x00') or \
binary.startswith('B\x04\x01\x01' '\x00\x00\x00\x04')
# little and big endian versions of the 4-byte payload, UInt32(42)
assert (binary[0] == 'l' and binary.endswith('\x2a\x00\x00\x00')) or \
(binary[0] == 'B' and binary.endswith('\x00\x00\x00\x2a'))
# XXX: verify that it's actually in the "sender" slot, rather than just
# being in the message somewhere
watch_tube_signals(q, tube)
dbus_message = binary
# Have the fake client send us a message all in one go...
bytestream.send_data(dbus_message)
q.expect('tube-signal', signal='baz', args=[42], tube=tube)
# ... and a message one byte at a time ...
for byte in dbus_message:
bytestream.send_data(byte)
q.expect('tube-signal', signal='baz', args=[42], tube=tube)
# ... and two messages in one go
bytestream.send_data(dbus_message + dbus_message)
q.expect('tube-signal', signal='baz', args=[42], tube=tube)
q.expect('tube-signal', signal='baz', args=[42], tube=tube)
def offer_new_dbus_tube(q, bus, conn, stream, self_handle, alice_handle,
bytestream_cls, access_control):
# Offer a tube to Alice (new API)
def new_chan_predicate(e):
_, props = e.args
return props[cs.CHANNEL_TYPE] == cs.CHANNEL_TYPE_DBUS_TUBE
def find_dbus_tube(channels):
for path, props in channels:
if props[cs.CHANNEL_TYPE] == cs.CHANNEL_TYPE_DBUS_TUBE:
return path, props
return None, None
call_async(q, conn.Requests, 'CreateChannel',
{cs.CHANNEL_TYPE: cs.CHANNEL_TYPE_DBUS_TUBE,
cs.TARGET_HANDLE_TYPE: cs.HT_CONTACT,
cs.TARGET_ID: 'alice@localhost',
cs.DBUS_TUBE_SERVICE_NAME: 'com.example.TestCase'
}, byte_arrays=True)
cc_ret, nc = q.expect_many(
EventPattern('dbus-return', method='CreateChannel'),
EventPattern('dbus-signal', signal='NewChannel',
predicate=new_chan_predicate),
)
tube_path, tube_props = cc_ret.value
_, new_channel_props = nc.args
# check tube channel properties
assert tube_props[cs.CHANNEL_TYPE] == cs.CHANNEL_TYPE_DBUS_TUBE
assert tube_props[cs.INTERFACES] == [cs.CHANNEL_IFACE_TUBE]
assert tube_props[cs.TARGET_HANDLE_TYPE] == cs.HT_CONTACT
assert tube_props[cs.TARGET_HANDLE] == alice_handle
assert tube_props[cs.TARGET_ID] == 'alice@localhost'
assert tube_props[cs.REQUESTED] == True
assert tube_props[cs.INITIATOR_HANDLE] == self_handle
assert tube_props[cs.INITIATOR_ID] == "test@localhost"
assert tube_props[cs.DBUS_TUBE_SERVICE_NAME] == 'com.example.TestCase'
assert tube_props[cs.DBUS_TUBE_SUPPORTED_ACCESS_CONTROLS] == [cs.SOCKET_ACCESS_CONTROL_CREDENTIALS,
cs.SOCKET_ACCESS_CONTROL_LOCALHOST]
assert cs.DBUS_TUBE_DBUS_NAMES not in tube_props
assert cs.TUBE_PARAMETERS not in tube_props
assert cs.TUBE_STATE not in tube_props
# get the list of all channels to check that newly announced ones are in it
all_channels = conn.Get(cs.CONN_IFACE_REQUESTS, 'Channels',
dbus_interface=cs.PROPERTIES_IFACE, byte_arrays=True)
path, props = nc.args
assertContains((path, props), all_channels)
assertEquals(tube_props, new_channel_props)
tube_chan = bus.get_object(conn.bus_name, tube_path)
tube_chan_iface = dbus.Interface(tube_chan, cs.CHANNEL)
dbus_tube_iface = dbus.Interface(tube_chan, cs.CHANNEL_TYPE_DBUS_TUBE)
# check State and Parameters
props = tube_chan.GetAll(cs.CHANNEL_IFACE_TUBE, dbus_interface=cs.PROPERTIES_IFACE,
byte_arrays=True)
assert props['State'] == cs.TUBE_CHANNEL_STATE_NOT_OFFERED
# check ServiceName and DBusNames
props = tube_chan.GetAll(cs.CHANNEL_TYPE_DBUS_TUBE, dbus_interface=cs.PROPERTIES_IFACE)
assert props['ServiceName'] == 'com.example.TestCase'
assert props['DBusNames'] == {}
# Only when we offer the tube should it appear on the Tubes channel and an
# IQ be sent to Alice. We sync the stream to ensure the IQ would have
# arrived if it had been sent.
sync_stream(q, stream)
call_async(q, dbus_tube_iface, 'Offer', sample_parameters, access_control)
offer_return_event, iq_event, state_event = q.expect_many(
EventPattern('dbus-return', method='Offer'),
EventPattern('stream-iq', to='alice@localhost/Test'),
EventPattern('dbus-signal', signal='TubeChannelStateChanged'),
)
tube_address = offer_return_event.value[0]
assert len(tube_address) > 0
assert state_event.args[0] == cs.TUBE_CHANNEL_STATE_REMOTE_PENDING
status = tube_chan.Get(cs.CHANNEL_IFACE_TUBE, 'State', dbus_interface=cs.PROPERTIES_IFACE)
assert status == cs.TUBE_STATE_REMOTE_PENDING
tube_chan_iface.Close()
q.expect_many(
EventPattern('dbus-signal', signal='Closed'),
EventPattern('dbus-signal', signal='ChannelClosed'))
def test(q, bus, conn, stream, bytestream_cls, access_control):
disco_event = q.expect('stream-iq', to='localhost', query_ns=ns.DISCO_ITEMS)
announce_socks5_proxy(q, stream, disco_event.stanza)
t.check_conn_properties(q, conn)
self_handle = conn.Properties.Get(cs.CONN, "SelfHandle")
alice_handle = conn.get_contact_handle_sync('alice@localhost')
# send Alice's presence
caps = { 'ext': '', 'ver': '0.0.0',
'node': 'http://example.com/fake-client0' }
presence = make_presence('alice@localhost/Test', caps=caps)
stream.send(presence)
_, disco_event = q.expect_many(
EventPattern('dbus-signal', signal='PresencesChanged',
args = [{alice_handle: (2L, u'available', u'')}]),
EventPattern('stream-iq', to='alice@localhost/Test',
query_ns=ns.DISCO_INFO),
)
# reply to disco query
send_disco_reply(stream, disco_event.stanza, [], [ns.TUBES])
sync_stream(q, stream)
offer_new_dbus_tube(q, bus, conn, stream, self_handle, alice_handle, bytestream_cls, access_control)
if __name__ == '__main__':
t.exec_dbus_tube_test(test)
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