Files
deb-python-pyngus/tests/unit_tests/connection.py
2015-05-14 11:28:46 +02:00

791 lines
31 KiB
Python

#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
#
from . import common
# import logging
import os
import time
from proton import Condition
from proton import Message
from proton import SSLUnavailable
import pyngus
class APITest(common.Test):
def setup(self):
super(APITest, self).setup()
# logging.getLogger("pyngus").setLevel(logging.DEBUG)
self.container1 = pyngus.Container("test-container-1")
self.container2 = pyngus.Container("test-container-2")
def teardown(self):
if self.container1:
self.container1.destroy()
if self.container2:
self.container2.destroy()
super(APITest, self).teardown()
def test_create_destroy(self):
"""Verify Connection construction/destruction."""
conn = self.container1.create_connection("conn1")
assert conn
assert conn.container == self.container1
assert conn.name == "conn1"
conn.destroy()
def test_open_close_polled(self):
"""Verify Connection open/close sans callbacks."""
c1 = self.container1.create_connection("c1")
c2 = self.container2.create_connection("c2")
c1.open()
c2.open()
common.process_connections(c1, c2)
assert c1.active and not c1.closed
assert c2.active and not c2.closed
assert c1.remote_container == "test-container-2"
assert c2.remote_container == "test-container-1"
c1.close()
c2.close()
common.process_connections(c1, c2)
assert c1.closed and not c1.active
assert c2.closed and not c2.active
def test_pipeline(self):
"""Issue several operations before processing I/O."""
c1_events = common.ConnCallback()
c2_events = common.ConnCallback()
c1 = self.container1.create_connection("c1", c1_events)
c2 = self.container2.create_connection("c2", c2_events)
# create sender & receiver, send msg,
# and grant credit prior to opening c2:
c1.open()
s1_handler = common.SenderCallback()
sender = c1.create_sender("my-source", "req-target",
event_handler=s1_handler)
sender.open()
msg = Message()
msg.body = "Hi"
sender.send(msg)
r1_handler = common.ReceiverCallback()
receiver = c1.create_receiver("my-target", "req-source",
event_handler=r1_handler)
receiver.add_capacity(1)
receiver.open()
common.process_connections(c1, c2)
assert c2_events.sender_requested_ct == 0
assert c2_events.receiver_requested_ct == 0
c2.open()
common.process_connections(c1, c2)
# accept remote links, grant credit and
# send msg before processing I/O:
assert c1_events.active_ct
assert c2_events.active_ct
assert c2_events.sender_requested_ct == 1
assert c2_events.receiver_requested_ct == 1
req = c2_events.receiver_requested_args[0]
r2_handler = common.ReceiverCallback()
c2_receiver = c2.accept_receiver(req.link_handle,
event_handler=r2_handler)
c2_receiver.add_capacity(1)
c2_receiver.open()
req = c2_events.sender_requested_args[0]
s2_handler = common.SenderCallback()
c2_sender = c2.accept_sender(req.link_handle,
event_handler=s2_handler)
s_msg = Message()
s_msg.body = "There"
c2_sender.send(s_msg)
c2_sender.open()
common.process_connections(c1, c2)
assert s1_handler.active_ct
assert r1_handler.active_ct
assert r1_handler.message_received_ct
receiver.message_accepted(r1_handler.received_messages[0][1])
receiver.close()
assert s2_handler.active_ct
assert r2_handler.active_ct
assert r2_handler.message_received_ct
c2_receiver.message_accepted(r2_handler.received_messages[0][1])
c2_receiver.close()
common.process_connections(c1, c2)
assert s1_handler.remote_closed_ct
assert s2_handler.remote_closed_ct
sender.close()
c2_sender.close()
common.process_connections(c1, c2)
assert r1_handler.closed_ct
assert s2_handler.closed_ct
c1.close()
c2.close()
common.process_connections(c1, c2)
assert c1_events.closed_ct
assert c1.closed
assert c2_events.closed_ct
assert c2.closed
def test_abort(self):
"""Issue several operations, then close before processing I/O."""
c1_events = common.ConnCallback()
c2_events = common.ConnCallback()
c1 = self.container1.create_connection("c1", c1_events)
c2 = self.container2.create_connection("c2", c2_events)
# create sender & receiver, send msg,
# and grant credit prior to opening c2:
c1.open()
s1_handler = common.SenderCallback()
sender = c1.create_sender("my-source", "req-target",
event_handler=s1_handler)
sender.open()
msg = Message()
msg.body = "Hi"
sender.send(msg)
r1_handler = common.ReceiverCallback()
receiver = c1.create_receiver("my-target", "req-source",
event_handler=r1_handler)
receiver.add_capacity(1)
receiver.open()
c1.close()
c2.open()
common.process_connections(c1, c2)
assert c2_events.remote_closed_ct
c2.close()
common.process_connections(c1, c2)
assert c1_events.closed_ct
assert c2_events.closed_ct
def test_user_context(self):
c1 = self.container1.create_connection("c1")
c1.user_context = "Hi There"
del c1
c1 = self.container1.get_connection("c1")
assert c1.user_context == "Hi There"
def test_active_callback(self):
c1_events = common.ConnCallback()
c2_events = common.ConnCallback()
c1 = self.container1.create_connection("c1", c1_events)
c2 = self.container2.create_connection("c2", c2_events)
c1.open()
common.process_connections(c1, c2)
assert c1_events.active_ct == 0
assert c2_events.active_ct == 0
c2.open()
common.process_connections(c1, c2)
assert c1.active and c1_events.active_ct == 1
assert c2.active and c2_events.active_ct == 1
assert c1_events.remote_closed_ct == 0
c2.close()
common.process_connections(c1, c2)
assert (c1_events.remote_closed_ct == 1
and c2_events.remote_closed_ct == 0)
assert c1_events.closed_ct == 0 and c2_events.closed_ct == 0
assert not c1.active and not c2.active
c1.close()
common.process_connections(c1, c2)
assert c2_events.remote_closed_ct == 0
assert c2_events.closed_ct > 0
assert c1_events.closed_ct > 0
# ensure that closing the input & output does not trigger an error at
# this point:
c1.close_input()
c1.close_output()
c1.process(time.time())
assert c1_events.failed_ct == 0
def test_destroy_then_process(self):
"""Verify a destroyed connection can be processed."""
props = {"idle-time-out": 1}
c1 = self.container1.create_connection("c1", properties=props)
c2 = self.container1.create_connection("c2", properties=props)
c1.open()
c2.open()
common.process_connections(c1, c2, 1)
# grab a list of connections needing I/O
r, w, t = self.container1.need_processing()
# now destroy one of the connections before processing it:
c1.destroy()
for c in r + w + t:
c.process(2)
c2.close()
c2.process(3)
def test_sasl_callbacks(self):
"""Verify access to the connection's SASL state."""
class SaslCallbackServer(common.ConnCallback):
def sasl_step(self, connection, pn_sasl):
creds = pn_sasl.recv()
if creds == "\x00user-foo\x00pass-word":
pn_sasl.done(pn_sasl.OK)
c1_events = SaslCallbackServer()
c1 = self.container1.create_connection("c1", c1_events)
pn_sasl = c1.pn_sasl
assert pn_sasl
pn_sasl.mechanisms("PLAIN")
pn_sasl.server()
class SaslCallbackClient(common.ConnCallback):
def sasl_done(self, connection, pn_sasl, result):
assert result == pn_sasl.OK
c2_events = SaslCallbackClient()
c2 = self.container2.create_connection("c2", c2_events)
pn_sasl = c2.pn_sasl
assert pn_sasl
pn_sasl.plain("user-foo", "pass-word")
c1.open()
c2.open()
common.process_connections(c1, c2)
assert c1.active and c2.active
def test_properties_idle_timeout(self):
props = {"idle-time-out": 3}
c1 = self.container1.create_connection("c1", properties=props)
c2 = self.container2.create_connection("c2")
c1.open()
c2.open()
common.process_connections(c1, c2)
assert c1.active and c2.active
assert c1.next_tick != 0 and c2.next_tick != 0
def test_properties_hostname(self):
props = {"hostname": "TomServo"}
c1 = self.container1.create_connection("c1", properties=props)
c2 = self.container2.create_connection("c2")
c1.open()
c2.open()
common.process_connections(c1, c2)
assert c1.active and c2.active
assert not c1.remote_hostname
assert c2.remote_hostname == "TomServo"
def test_connection_properties(self):
conn_props = {"prop1": "value1", "prop2": 2}
props = {"properties": conn_props}
c1 = self.container1.create_connection("c1", properties=props)
c2 = self.container2.create_connection("c2")
c1.open()
c2.open()
common.process_connections(c1, c2)
assert c1.active and c2.active
assert not c1.remote_properties
assert c2.remote_properties == conn_props
def test_create_sender(self):
s_conn = self.container1.create_connection("s")
r_events = common.ConnCallback()
r_conn = self.container2.create_connection("r", r_events)
s_conn.open()
r_conn.open()
props = {"distribution-mode": "copy"}
sender = s_conn.create_sender("my-source",
"req-target",
name="amigo",
properties=props)
sender.open()
common.process_connections(s_conn, r_conn)
assert r_events.receiver_requested_ct == 1
args = r_events.receiver_requested_args[0]
assert args.name == "amigo"
assert args.requested_target == "req-target"
assert args.properties.get("distribution-mode") == "copy"
assert args.properties.get("source-address") == "my-source"
def test_create_receiver(self):
s_events = common.ConnCallback()
s_conn = self.container1.create_connection("s", s_events)
r_conn = self.container2.create_connection("r")
s_conn.open()
r_conn.open()
props = {"distribution-mode": "move"}
receiver = r_conn.create_receiver("my-target",
"req-source",
name="amiga",
properties=props)
receiver.open()
common.process_connections(s_conn, r_conn)
assert s_events.sender_requested_ct == 1
args = s_events.sender_requested_args[0]
assert args.name == "amiga"
assert args.requested_source == "req-source"
assert args.properties.get("distribution-mode") == "move"
assert args.properties.get("target-address") == "my-target"
def _test_ssl(self,
server_password="server-password",
server_dns="some.server.com"):
def _testpath(file):
""" Set the full path to the PEM files."""
return os.path.join(os.path.dirname(__file__),
"ssl_db/%s" % file)
s_props = {"x-ssl-server": True,
"x-ssl-identity": (_testpath("server-certificate.pem"),
_testpath("server-private-key.pem"),
server_password)}
server = self.container1.create_connection("server",
properties=s_props)
c_props = {"x-ssl-ca-file": _testpath("ca-certificate.pem"),
"x-ssl-verify-mode": "verify-peer",
"x-ssl-peer-name": server_dns}
client = self.container2.create_connection("client",
properties=c_props)
server.open()
client.open()
common.process_connections(server, client)
assert server.active and client.active
def test_ssl_ok(self):
try:
self._test_ssl()
except SSLUnavailable:
raise common.Skipped("SSL not available.")
def test_ssl_pw_fail(self):
try:
self._test_ssl(server_password="bad-server-password")
assert False, "error expected!"
except SSLUnavailable:
raise common.Skipped("SSL not available.")
except Exception:
pass
def test_ssl_name_fail(self):
try:
self._test_ssl(server_dns="bad-name")
assert False, "error expected!"
except SSLUnavailable:
raise common.Skipped("SSL not available.")
except Exception:
pass
def test_io_input_close(self):
"""Premature input close should trigger failed callback."""
cb1 = common.ConnCallback()
c1 = self.container1.create_connection("c1", cb1)
c2 = self.container2.create_connection("c2")
c1.open()
c2.open()
common.process_connections(c1, c2)
c1.close_input()
assert c1.needs_input == pyngus.Connection.EOS
assert cb1.failed_ct == 0
c1.process(time.time())
assert cb1.failed_ct > 0
assert cb1.failed_error
def test_io_output_close(self):
"""Premature output close should trigger failed callback."""
if self.PROTON_VERSION >= (0, 8):
raise common.Skipped("Skipping test - error deprecated?")
cb1 = common.ConnCallback()
c1 = self.container1.create_connection("c1", cb1)
c2 = self.container2.create_connection("c2")
c1.open()
c2.open()
common.process_connections(c1, c2)
c1.close_output()
assert c1.has_output == pyngus.Connection.EOS
assert cb1.failed_ct == 0
c1.process(time.time())
assert cb1.failed_ct > 0
assert cb1.failed_error
def test_process_reentrancy(self):
"""Catch any attempt to re-enter Connection.process() from a
callback."""
class BadCallback(common.ConnCallback):
def connection_active(self, connection):
# This is illegal:
connection.process(time.time())
cb1 = BadCallback()
c1 = self.container1.create_connection("c1", cb1)
c2 = self.container2.create_connection("c2")
c1.open()
c2.open()
try:
common.process_connections(c1, c2)
assert False, "RuntimeError expected!"
except RuntimeError:
pass
def _test_accept_receiver_sync(self, r_conn_handler,
src_addr, tgt_addr, name):
s_conn = self.container1.create_connection("s_conn")
r_conn = self.container2.create_connection("r_conn",
r_conn_handler)
sender = s_conn.create_sender(src_addr, tgt_addr, name=name)
s_conn.open()
r_conn.open()
sender.open()
common.process_connections(s_conn, r_conn)
return (s_conn, r_conn, sender)
def test_accept_receiver_sync(self):
class recv_accept(common.ConnCallback):
def __init__(self):
super(recv_accept, self).__init__()
self.receiver = None
def receiver_requested(self, connection, link_handle,
name, requested_target,
properties):
super(recv_accept, self).receiver_requested(connection,
link_handle,
name,
requested_target,
properties)
assert name == "my-name"
assert requested_target == "target-addr"
assert properties.get("source-address") == "source-addr"
rx = connection.accept_receiver(link_handle,
target_override="fleabag")
assert rx
self.receiver = rx
self.receiver.open()
r_cb = recv_accept()
ret = self._test_accept_receiver_sync(r_cb,
"source-addr", "target-addr",
"my-name")
assert r_cb.receiver is not None
# verify the target address was overridden:
assert r_cb.receiver.target_address == "fleabag"
assert r_cb.receiver.source_address == "source-addr"
assert ret[2].target_address == "fleabag"
def test_accept_receiver_dynamic_sync(self):
class recv_accept(common.ConnCallback):
def __init__(self, r_handler):
super(recv_accept, self).__init__()
self.receiver = None
self._handler = r_handler
def receiver_requested(self, connection, link_handle,
name, requested_target,
properties):
super(recv_accept, self).receiver_requested(connection,
link_handle,
name,
requested_target,
properties)
assert requested_target is None
props = {"distribution-mode": "copy"}
rx = connection.accept_receiver(link_handle,
target_override="tgt",
event_handler=self._handler,
properties=props)
assert rx
self.receiver = rx
self.receiver.open()
self.receiver.add_capacity(10)
r_handler = common.ReceiverCallback()
r_cb = recv_accept(r_handler)
ret = self._test_accept_receiver_sync(r_cb,
"source-addr", None,
"my-name")
receiver = r_cb.receiver
assert receiver is not None
assert receiver.target_address == "tgt"
assert receiver.capacity == 10
assert ret[2].target_address == "tgt"
assert r_handler.active_ct > 0
def test_accept_receiver_async(self):
r_handler = common.ConnCallback()
s_conn = self.container1.create_connection("s_conn")
r_conn = self.container2.create_connection("r_conn",
r_handler)
sender = s_conn.create_sender("src-addr", "a-tgt-addr", None,
"fleabag",
{"distribution-mode": "copy"})
s_conn.open()
r_conn.open()
sender.open()
common.process_connections(s_conn, r_conn)
assert r_handler.receiver_requested_ct == 1
args = r_handler.receiver_requested_args[0]
assert args.name == "fleabag"
assert args.requested_source is None
assert args.requested_target == "a-tgt-addr"
assert args.properties.get("source-address") == "src-addr"
assert args.properties.get("distribution-mode") == "copy"
rx = r_conn.accept_receiver(args.link_handle, "b-tgt-addr")
rx.open()
common.process_connections(s_conn, r_conn)
assert sender.active
assert sender.target_address == "b-tgt-addr"
assert rx.active
def _test_reject_receiver_sync(self, pn_condition):
class recv_reject(pyngus.ConnectionEventHandler):
def __init__(self, pn_condition):
self._pn_condition = pn_condition
def receiver_requested(self, connection, link_handle,
name, requested_target,
properties):
connection.reject_receiver(link_handle, self._pn_condition)
s_conn = self.container1.create_connection("s_conn")
r_cb = recv_reject(pn_condition)
r_conn = self.container2.create_connection("r_conn", r_cb)
s_conn.open()
r_conn.open()
s_handler = common.SenderCallback()
sender = s_conn.create_sender("source-addr",
"target-addr",
s_handler,
"my-name")
sender.open()
common.process_connections(s_conn, r_conn)
assert s_handler.remote_closed_ct > 0
return s_handler.remote_closed_error
def test_reject_receiver_sync(self):
cond = Condition("reject", "Smells funny",
{"aroma": "bananas"})
error = self._test_reject_receiver_sync(cond)
assert error.name == "reject"
assert error.description == "Smells funny"
assert error.info["aroma"] == "bananas"
def test_reject_receiver_no_condition_sync(self):
error = self._test_reject_receiver_sync(None)
assert error is None
def test_reject_receiver_async(self):
rc_handler = common.ConnCallback()
s_conn = self.container1.create_connection("s_conn")
r_conn = self.container2.create_connection("r_conn", rc_handler)
s_conn.open()
r_conn.open()
sl_handler = common.SenderCallback()
sender = s_conn.create_sender("source-addr",
"target-addr",
sl_handler,
"my-name")
sender.open()
common.process_connections(s_conn, r_conn)
assert sl_handler.remote_closed_ct == 0
assert rc_handler.receiver_requested_ct == 1
args = rc_handler.receiver_requested_args[0]
cond = Condition("reject", "Smells funny",
{"aroma": "wet dog"})
r_conn.reject_receiver(args.link_handle, cond)
common.process_connections(s_conn, r_conn)
assert sl_handler.remote_closed_ct == 1
assert sl_handler.remote_closed_error.name == "reject"
def _test_accept_sender_sync(self, s_conn_handler,
src_addr, tgt_addr, name):
s_conn = self.container1.create_connection("s_conn",
s_conn_handler)
r_conn = self.container2.create_connection("r_conn")
receiver = r_conn.create_receiver(tgt_addr, src_addr, name=name)
s_conn.open()
r_conn.open()
receiver.open()
common.process_connections(s_conn, r_conn)
return (s_conn, r_conn, receiver)
def test_accept_sender_sync(self):
class sender_accept(common.ConnCallback):
def __init__(self):
super(sender_accept, self).__init__()
self.sender = None
def sender_requested(self, connection, link_handle,
name, requested_source,
properties):
super(sender_accept, self).sender_requested(connection,
link_handle,
name,
requested_source,
properties)
assert name == "my-name"
assert requested_source == "src-addr"
assert properties.get("target-address") == "tgt-addr"
tx = connection.accept_sender(link_handle,
source_override="fleabag")
assert tx
self.sender = tx
self.sender.open()
s_cb = sender_accept()
ret = self._test_accept_sender_sync(s_cb, "src-addr", "tgt-addr",
"my-name")
assert s_cb.sender is not None
# verify the source address was overridden:
assert s_cb.sender.source_address == "fleabag"
assert s_cb.sender.target_address == "tgt-addr"
assert ret[2].source_address == "fleabag"
def test_accept_sender_dynamic_sync(self):
class sender_accept(common.ConnCallback):
def __init__(self, s_handler):
super(sender_accept, self).__init__()
self.sender = None
self._handler = s_handler
def sender_requested(self, connection, link_handle,
name, requested_source,
properties):
super(sender_accept, self).sender_requested(connection,
link_handle,
name,
requested_source,
properties)
assert requested_source is None
props = {"distribution-mode": "copy"}
tx = connection.accept_sender(link_handle,
source_override="src",
event_handler=self._handler,
properties=props)
assert tx
self.sender = tx
self.sender.open()
s_handler = common.SenderCallback()
s_cb = sender_accept(s_handler)
ret = self._test_accept_sender_sync(s_cb, None, "tgt-addr", "my-name")
sender = s_cb.sender
assert sender is not None
assert sender.target_address == "tgt-addr"
assert sender.source_address == "src"
assert ret[2].source_address == "src"
assert s_handler.active_ct > 0
def test_accept_sender_async(self):
sc_handler = common.ConnCallback()
s_conn = self.container1.create_connection("s_conn",
sc_handler)
r_conn = self.container2.create_connection("r_conn")
rl_handler = common.ReceiverCallback()
receiver = r_conn.create_receiver("tgt_addr",
"src_addr",
rl_handler,
"name")
s_conn.open()
r_conn.open()
receiver.open()
common.process_connections(s_conn, r_conn)
assert rl_handler.remote_closed_ct == 0
assert sc_handler.sender_requested_ct == 1
args = sc_handler.sender_requested_args[0]
assert args.name == "name"
assert args.requested_source == "src_addr"
assert args.requested_target is None
assert args.properties.get("target-address") == "tgt_addr"
tx = s_conn.accept_sender(args.link_handle,
"real-source")
tx.open()
common.process_connections(s_conn, r_conn)
assert receiver.active
assert receiver.source_address == "real-source"
assert tx.active
def _test_reject_sender_sync(self, pn_condition):
class send_reject(pyngus.ConnectionEventHandler):
def __init__(self, pn_condition):
self._pn_condition = pn_condition
def sender_requested(self, connection, link_handle,
name, requested_source,
properties):
connection.reject_sender(link_handle, self._pn_condition)
s_cb = send_reject(pn_condition)
s_conn = self.container1.create_connection("s_conn", s_cb)
r_conn = self.container2.create_connection("r_conn")
s_conn.open()
r_conn.open()
r_handler = common.ReceiverCallback()
rx = r_conn.create_receiver("target-addr",
"source-addr",
r_handler,
"my-name")
rx.open()
common.process_connections(s_conn, r_conn)
assert r_handler.remote_closed_ct > 0
return r_handler.remote_closed_error
def test_reject_sender_sync(self):
cond = Condition("reject", "Smells weird",
{"aroma": "fishy"})
error = self._test_reject_sender_sync(cond)
assert error.name == "reject"
assert error.description == "Smells weird"
assert error.info["aroma"] == "fishy"
def test_reject_sender_no_condition_sync(self):
error = self._test_reject_sender_sync(None)
assert error is None
def test_reject_sender_async(self):
sc_handler = common.ConnCallback()
s_conn = self.container1.create_connection("s_conn",
sc_handler)
r_conn = self.container2.create_connection("r_conn")
rl_handler = common.ReceiverCallback()
receiver = r_conn.create_receiver("tgt_addr",
"src_addr",
rl_handler,
"name")
s_conn.open()
r_conn.open()
receiver.open()
common.process_connections(s_conn, r_conn)
assert rl_handler.remote_closed_ct == 0
assert sc_handler.sender_requested_ct == 1
args = sc_handler.sender_requested_args[0]
cond = Condition("reject", "Smells weird",
{"aroma": "eggs"})
s_conn.reject_sender(args.link_handle, cond)
common.process_connections(s_conn, r_conn)
assert rl_handler.remote_closed_ct == 1
error = rl_handler.remote_closed_error
assert error.name == "reject"