def test_subscribe_2(self):
""" Test that multiple subscries will still result in just one interest packet.
"""
s = setup_story(3)
s.do_remote_send(PEER1, LHOST,
packets.login(b'testname', False, False, False))
s.expect_local_send(
LHOST, PEER1,
packets.session(b'testname', packets.SESSION_STATE_ACTIVE))
s.do_remote_send(PEER2, LHOST,
packets.subscribe(1234, b'testname', b'testtopic'))
s.expect_local_send(
LHOST, PEER1,
packets.interest(1, packets.INTEREST_STATUS_INTEREST,
b'testtopic'))
s.do_remote_send(PEER3, LHOST,
packets.subscribe(1234, b'testname', b'testtopic'))
s.expect_local_wait(10.0)
s.expect_local_send(LHOST, PEER1, packets.ping())
s.expect_local_send(LHOST, PEER2, packets.ping())
s.expect_local_send(LHOST, PEER3, packets.ping())
with SysMock(s):
main(['--nxtcp', ':9999'])
def test_dual_post_1(self):
""" Check if a second post to the same postref is ignored by the server, and will not
result in a second Message packet to client.
"""
s = setup_story(2)
s.do_remote_send(PEER1, LHOST,
packets.login(b'testname', False, False, False))
s.expect_local_send(
LHOST, PEER1,
packets.session(b'testname', packets.SESSION_STATE_ACTIVE))
s.do_remote_send(
PEER2, LHOST,
packets.request(b'testname', False, 1234, 1000, b'thepayload'))
s.expect_local_send(LHOST, PEER1,
packets.call(False, 1, b'testname', b'thepayload'))
# 1st post
s.do_remote_send(PEER1, LHOST, packets.post(1, b'thepayload'))
s.expect_local_send(
LHOST, PEER2,
packets.message(1234, packets.MESSAGE_STATUS_OK, b'thepayload'))
# 2nd post
s.do_remote_send(PEER1, LHOST, packets.post(1, b'thepayload'))
# no verify that it is indeed ignored by waiting for the keepalive packets
s.expect_local_wait(10.0)
s.expect_local_send(LHOST, PEER1, packets.ping())
s.expect_local_send(LHOST, PEER2, packets.ping())
with SysMock(s):
main(['--nxtcp', ':9999'])
def test_post_after_timeout(self):
""" Test if a post is ignored when the request timeout is already expired.
"""
s = setup_story(2)
s.do_remote_send(PEER1, LHOST,
packets.login(b'testname', False, False, False))
s.expect_local_send(
LHOST, PEER1,
packets.session(b'testname', packets.SESSION_STATE_ACTIVE))
s.do_remote_send(
PEER2, LHOST,
packets.request(b'testname', False, 1234, 1000, b'thepayload'))
s.expect_local_send(LHOST, PEER1,
packets.call(False, 1, b'testname', b'thepayload'))
s.expect_local_wait(1.0)
s.expect_local_send(
LHOST, PEER2, packets.message(1234,
packets.MESSAGE_STATUS_TIMEOUT))
s.do_remote_send(PEER2, LHOST, packets.post(1, b'thepayload'))
# no verify that it is indeed ignored by waiting for the keepalive packets
s.expect_local_wait(9.0)
s.expect_local_send(LHOST, PEER1, packets.ping())
s.expect_local_wait(1.0)
s.expect_local_send(LHOST, PEER2, packets.ping())
with SysMock(s):
main(['--nxtcp', ':9999'])
def test_keepalive_2(self):
""" Test if the keepalive timer will be reset if the client sends a PONG packet
"""
s = setup_story(1)
s.expect_local_wait(10.0)
s.expect_local_send(LHOST, PEER1, packets.ping())
s.expect_local_wait(9.0)
s.do_remote_send(PEER1, LHOST, packets.pong())
s.expect_local_wait(10.0)
s.expect_local_send(LHOST, PEER1, packets.ping())
with SysMock(s):
main(['--nxtcp', ':9999'])
def test_request_timeout_3(self):
""" Test if the timeout will be limited if a too long timeout is specified.
Because we are testing such a long timoeut, we have to account for the packets send by the keepalive
mechanism as well, that is why it looks a bit messy.
"""
s = setup_story(2)
s.do_remote_send(PEER1, LHOST,
packets.login(b'testname', False, False, False))
s.expect_local_send(
LHOST, PEER1,
packets.session(b'testname', packets.SESSION_STATE_ACTIVE))
s.do_remote_send(
PEER2, LHOST,
packets.request(b'testname', False, 1234, 60001, b'thepayload'))
s.expect_local_send(LHOST, PEER1,
packets.call(False, 1, b'testname', b'thepayload'))
for _ in range(5):
s.expect_local_wait(10.0)
s.expect_local_send(LHOST, PEER1, packets.ping())
s.expect_local_send(LHOST, PEER2, packets.ping())
s.do_remote_send(PEER1, LHOST, packets.pong())
s.do_remote_send(PEER2, LHOST, packets.pong())
s.expect_local_wait(10.0)
s.expect_local_send(LHOST, PEER1, packets.ping())
s.expect_local_send(
LHOST, PEER2, packets.message(1234,
packets.MESSAGE_STATUS_TIMEOUT))
s.expect_local_send(LHOST, PEER2, packets.ping())
with SysMock(s):
main(['--nxtcp', ':9999'])
def test_keepalive_1(self):
""" Test if a client will receive a ping client after 10 seconds, and will
be disconnected after another 10 seconds.
"""
s = setup_story(1)
s.expect_local_wait(10.0)
s.expect_local_send(LHOST, PEER1, packets.ping())
s.expect_local_wait(10.0)
s.expect_local_send(LHOST, PEER1, packets.byebye())
s.expect_local_close(LHOST, PEER1)
s.expect_local_idle()
with SysMock(s):
main(['--nxtcp', ':9999'])
def test_request_no_responder_2(self):
""" Test if a Request packet is NOT responded to when send in unidirectional
mode. This is verified by expecting a ping packet because of the keepalive
mechanism.
"""
s = setup_story(1)
s.do_remote_send(
PEER1, LHOST,
packets.request(b'testname', True, 1234, 1000, b'thepayload'))
s.expect_local_wait(10.0)
s.expect_local_send(LHOST, PEER1, packets.ping())
with SysMock(s):
main(['--nxtcp', ':9999'])
def test_keepalive_1(self):
""" Test if the connection will respond with a pong when the server sends a ping.
"""
mock = Sysmock()
mock.system.add_unused_local_address(CLIENT)
with patch(mock):
loop = Mainloop()
mock.expect_tcp_syn(CLIENT, SERVER)
mock.do_tcp_syn_ack(SERVER, CLIENT)
mock.do_tcp_input(SERVER, CLIENT, packets.welcome())
conn = NxtcpConnection(loop, SERVER.address)
mock.expect_sleep(5.0)
mock.do_tcp_input(SERVER, CLIENT, packets.ping())
mock.expect_tcp_output(CLIENT, SERVER, packets.pong())
mock.run_events(loop.run_once)
def test_ping(self):
self.assertEncodePacket(PingPacket(), packets.ping())