Rearranged files and external libraries in two different locations, one for cpp (trex-core/external_libs) and one for python (trex-core/scripts/external_libs)

26 files changed, 3789 insertions, 0 deletions

diff --git a/scripts/external_libs/zmq/tests/__init__.py b/scripts/external_libs/zmq/tests/__init__.py
new file mode 100644
index 00000000..325a3f19
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/__init__.py
@@ -0,0 +1,211 @@
+# Copyright (c) PyZMQ Developers.
+# Distributed under the terms of the Modified BSD License.
+
+import functools
+import sys
+import time
+from threading import Thread
+
+from unittest import TestCase
+
+import zmq
+from zmq.utils import jsonapi
+
+try:
+    import gevent
+    from zmq import green as gzmq
+    have_gevent = True
+except ImportError:
+    have_gevent = False
+
+try:
+    from unittest import SkipTest
+except ImportError:
+    try:
+        from nose import SkipTest
+    except ImportError:
+        class SkipTest(Exception):
+            pass
+
+PYPY = 'PyPy' in sys.version
+
+#-----------------------------------------------------------------------------
+# skip decorators (directly from unittest)
+#-----------------------------------------------------------------------------
+
+_id = lambda x: x
+
+def skip(reason):
+    """
+    Unconditionally skip a test.
+    """
+    def decorator(test_item):
+        if not (isinstance(test_item, type) and issubclass(test_item, TestCase)):
+            @functools.wraps(test_item)
+            def skip_wrapper(*args, **kwargs):
+                raise SkipTest(reason)
+            test_item = skip_wrapper
+
+        test_item.__unittest_skip__ = True
+        test_item.__unittest_skip_why__ = reason
+        return test_item
+    return decorator
+
+def skip_if(condition, reason="Skipped"):
+    """
+    Skip a test if the condition is true.
+    """
+    if condition:
+        return skip(reason)
+    return _id
+
+skip_pypy = skip_if(PYPY, "Doesn't work on PyPy")
+
+#-----------------------------------------------------------------------------
+# Base test class
+#-----------------------------------------------------------------------------
+
+class BaseZMQTestCase(TestCase):
+    green = False
+    
+    @property
+    def Context(self):
+        if self.green:
+            return gzmq.Context
+        else:
+            return zmq.Context
+    
+    def socket(self, socket_type):
+        s = self.context.socket(socket_type)
+        self.sockets.append(s)
+        return s
+    
+    def setUp(self):
+        if self.green and not have_gevent:
+                raise SkipTest("requires gevent")
+        self.context = self.Context.instance()
+        self.sockets = []
+    
+    def tearDown(self):
+        contexts = set([self.context])
+        while self.sockets:
+            sock = self.sockets.pop()
+            contexts.add(sock.context) # in case additional contexts are created
+            sock.close(0)
+        for ctx in contexts:
+            t = Thread(target=ctx.term)
+            t.daemon = True
+            t.start()
+            t.join(timeout=2)
+            if t.is_alive():
+                # reset Context.instance, so the failure to term doesn't corrupt subsequent tests
+                zmq.sugar.context.Context._instance = None
+                raise RuntimeError("context could not terminate, open sockets likely remain in test")
+
+    def create_bound_pair(self, type1=zmq.PAIR, type2=zmq.PAIR, interface='tcp://127.0.0.1'):
+        """Create a bound socket pair using a random port."""
+        s1 = self.context.socket(type1)
+        s1.setsockopt(zmq.LINGER, 0)
+        port = s1.bind_to_random_port(interface)
+        s2 = self.context.socket(type2)
+        s2.setsockopt(zmq.LINGER, 0)
+        s2.connect('%s:%s' % (interface, port))
+        self.sockets.extend([s1,s2])
+        return s1, s2
+
+    def ping_pong(self, s1, s2, msg):
+        s1.send(msg)
+        msg2 = s2.recv()
+        s2.send(msg2)
+        msg3 = s1.recv()
+        return msg3
+
+    def ping_pong_json(self, s1, s2, o):
+        if jsonapi.jsonmod is None:
+            raise SkipTest("No json library")
+        s1.send_json(o)
+        o2 = s2.recv_json()
+        s2.send_json(o2)
+        o3 = s1.recv_json()
+        return o3
+
+    def ping_pong_pyobj(self, s1, s2, o):
+        s1.send_pyobj(o)
+        o2 = s2.recv_pyobj()
+        s2.send_pyobj(o2)
+        o3 = s1.recv_pyobj()
+        return o3
+
+    def assertRaisesErrno(self, errno, func, *args, **kwargs):
+        try:
+            func(*args, **kwargs)
+        except zmq.ZMQError as e:
+            self.assertEqual(e.errno, errno, "wrong error raised, expected '%s' \
+got '%s'" % (zmq.ZMQError(errno), zmq.ZMQError(e.errno)))
+        else:
+            self.fail("Function did not raise any error")
+    
+    def _select_recv(self, multipart, socket, **kwargs):
+        """call recv[_multipart] in a way that raises if there is nothing to receive"""
+        if zmq.zmq_version_info() >= (3,1,0):
+            # zmq 3.1 has a bug, where poll can return false positives,
+            # so we wait a little bit just in case
+            # See LIBZMQ-280 on JIRA
+            time.sleep(0.1)
+        
+        r,w,x = zmq.select([socket], [], [], timeout=5)
+        assert len(r) > 0, "Should have received a message"
+        kwargs['flags'] = zmq.DONTWAIT | kwargs.get('flags', 0)
+        
+        recv = socket.recv_multipart if multipart else socket.recv
+        return recv(**kwargs)
+        
+    def recv(self, socket, **kwargs):
+        """call recv in a way that raises if there is nothing to receive"""
+        return self._select_recv(False, socket, **kwargs)
+
+    def recv_multipart(self, socket, **kwargs):
+        """call recv_multipart in a way that raises if there is nothing to receive"""
+        return self._select_recv(True, socket, **kwargs)
+    
+
+class PollZMQTestCase(BaseZMQTestCase):
+    pass
+
+class GreenTest:
+    """Mixin for making green versions of test classes"""
+    green = True
+    
+    def assertRaisesErrno(self, errno, func, *args, **kwargs):
+        if errno == zmq.EAGAIN:
+            raise SkipTest("Skipping because we're green.")
+        try:
+            func(*args, **kwargs)
+        except zmq.ZMQError:
+            e = sys.exc_info()[1]
+            self.assertEqual(e.errno, errno, "wrong error raised, expected '%s' \
+got '%s'" % (zmq.ZMQError(errno), zmq.ZMQError(e.errno)))
+        else:
+            self.fail("Function did not raise any error")
+
+    def tearDown(self):
+        contexts = set([self.context])
+        while self.sockets:
+            sock = self.sockets.pop()
+            contexts.add(sock.context) # in case additional contexts are created
+            sock.close()
+        try:
+            gevent.joinall([gevent.spawn(ctx.term) for ctx in contexts], timeout=2, raise_error=True)
+        except gevent.Timeout:
+            raise RuntimeError("context could not terminate, open sockets likely remain in test")
+    
+    def skip_green(self):
+        raise SkipTest("Skipping because we are green")
+
+def skip_green(f):
+    def skipping_test(self, *args, **kwargs):
+        if self.green:
+            raise SkipTest("Skipping because we are green")
+        else:
+            return f(self, *args, **kwargs)
+    return skipping_test
diff --git a/scripts/external_libs/zmq/tests/test_auth.py b/scripts/external_libs/zmq/tests/test_auth.py
new file mode 100644
index 00000000..d350f61f
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_auth.py
@@ -0,0 +1,431 @@
+# -*- coding: utf8 -*-
+
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+import logging
+import os
+import shutil
+import sys
+import tempfile
+
+import zmq.auth
+from zmq.auth.ioloop import IOLoopAuthenticator
+from zmq.auth.thread import ThreadAuthenticator
+
+from zmq.eventloop import ioloop, zmqstream
+from zmq.tests import (BaseZMQTestCase, SkipTest)
+
+class BaseAuthTestCase(BaseZMQTestCase):
+    def setUp(self):
+        if zmq.zmq_version_info() < (4,0):
+            raise SkipTest("security is new in libzmq 4.0")
+        try:
+            zmq.curve_keypair()
+        except zmq.ZMQError:
+            raise SkipTest("security requires libzmq to be linked against libsodium")
+        super(BaseAuthTestCase, self).setUp()
+        # enable debug logging while we run tests
+        logging.getLogger('zmq.auth').setLevel(logging.DEBUG)
+        self.auth = self.make_auth()
+        self.auth.start()
+        self.base_dir, self.public_keys_dir, self.secret_keys_dir = self.create_certs()
+    
+    def make_auth(self):
+        raise NotImplementedError()
+    
+    def tearDown(self):
+        if self.auth:
+            self.auth.stop()
+            self.auth = None
+        self.remove_certs(self.base_dir)
+        super(BaseAuthTestCase, self).tearDown()
+    
+    def create_certs(self):
+        """Create CURVE certificates for a test"""
+
+        # Create temporary CURVE keypairs for this test run. We create all keys in a
+        # temp directory and then move them into the appropriate private or public
+        # directory.
+
+        base_dir = tempfile.mkdtemp()
+        keys_dir = os.path.join(base_dir, 'certificates')
+        public_keys_dir = os.path.join(base_dir, 'public_keys')
+        secret_keys_dir = os.path.join(base_dir, 'private_keys')
+
+        os.mkdir(keys_dir)
+        os.mkdir(public_keys_dir)
+        os.mkdir(secret_keys_dir)
+
+        server_public_file, server_secret_file = zmq.auth.create_certificates(keys_dir, "server")
+        client_public_file, client_secret_file = zmq.auth.create_certificates(keys_dir, "client")
+
+        for key_file in os.listdir(keys_dir):
+            if key_file.endswith(".key"):
+                shutil.move(os.path.join(keys_dir, key_file),
+                            os.path.join(public_keys_dir, '.'))
+
+        for key_file in os.listdir(keys_dir):
+            if key_file.endswith(".key_secret"):
+                shutil.move(os.path.join(keys_dir, key_file),
+                            os.path.join(secret_keys_dir, '.'))
+
+        return (base_dir, public_keys_dir, secret_keys_dir)
+
+    def remove_certs(self, base_dir):
+        """Remove certificates for a test"""
+        shutil.rmtree(base_dir)
+
+    def load_certs(self, secret_keys_dir):
+        """Return server and client certificate keys"""
+        server_secret_file = os.path.join(secret_keys_dir, "server.key_secret")
+        client_secret_file = os.path.join(secret_keys_dir, "client.key_secret")
+
+        server_public, server_secret = zmq.auth.load_certificate(server_secret_file)
+        client_public, client_secret = zmq.auth.load_certificate(client_secret_file)
+
+        return server_public, server_secret, client_public, client_secret
+
+
+class TestThreadAuthentication(BaseAuthTestCase):
+    """Test authentication running in a thread"""
+
+    def make_auth(self):
+        return ThreadAuthenticator(self.context)
+
+    def can_connect(self, server, client):
+        """Check if client can connect to server using tcp transport"""
+        result = False
+        iface = 'tcp://127.0.0.1'
+        port = server.bind_to_random_port(iface)
+        client.connect("%s:%i" % (iface, port))
+        msg = [b"Hello World"]
+        server.send_multipart(msg)
+        if client.poll(1000):
+            rcvd_msg = client.recv_multipart()
+            self.assertEqual(rcvd_msg, msg)
+            result = True
+        return result
+
+    def test_null(self):
+        """threaded auth - NULL"""
+        # A default NULL connection should always succeed, and not
+        # go through our authentication infrastructure at all.
+        self.auth.stop()
+        self.auth = None
+        
+        server = self.socket(zmq.PUSH)
+        client = self.socket(zmq.PULL)
+        self.assertTrue(self.can_connect(server, client))
+
+        # By setting a domain we switch on authentication for NULL sockets,
+        # though no policies are configured yet. The client connection
+        # should still be allowed.
+        server = self.socket(zmq.PUSH)
+        server.zap_domain = b'global'
+        client = self.socket(zmq.PULL)
+        self.assertTrue(self.can_connect(server, client))
+
+    def test_blacklist(self):
+        """threaded auth - Blacklist"""
+        # Blacklist 127.0.0.1, connection should fail
+        self.auth.deny('127.0.0.1')
+        server = self.socket(zmq.PUSH)
+        # By setting a domain we switch on authentication for NULL sockets,
+        # though no policies are configured yet.
+        server.zap_domain = b'global'
+        client = self.socket(zmq.PULL)
+        self.assertFalse(self.can_connect(server, client))
+
+    def test_whitelist(self):
+        """threaded auth - Whitelist"""
+        # Whitelist 127.0.0.1, connection should pass"
+        self.auth.allow('127.0.0.1')
+        server = self.socket(zmq.PUSH)
+        # By setting a domain we switch on authentication for NULL sockets,
+        # though no policies are configured yet.
+        server.zap_domain = b'global'
+        client = self.socket(zmq.PULL)
+        self.assertTrue(self.can_connect(server, client))
+
+    def test_plain(self):
+        """threaded auth - PLAIN"""
+
+        # Try PLAIN authentication - without configuring server, connection should fail
+        server = self.socket(zmq.PUSH)
+        server.plain_server = True
+        client = self.socket(zmq.PULL)
+        client.plain_username = b'admin'
+        client.plain_password = b'Password'
+        self.assertFalse(self.can_connect(server, client))
+
+        # Try PLAIN authentication - with server configured, connection should pass
+        server = self.socket(zmq.PUSH)
+        server.plain_server = True
+        client = self.socket(zmq.PULL)
+        client.plain_username = b'admin'
+        client.plain_password = b'Password'
+        self.auth.configure_plain(domain='*', passwords={'admin': 'Password'})
+        self.assertTrue(self.can_connect(server, client))
+
+        # Try PLAIN authentication - with bogus credentials, connection should fail
+        server = self.socket(zmq.PUSH)
+        server.plain_server = True
+        client = self.socket(zmq.PULL)
+        client.plain_username = b'admin'
+        client.plain_password = b'Bogus'
+        self.assertFalse(self.can_connect(server, client))
+
+        # Remove authenticator and check that a normal connection works
+        self.auth.stop()
+        self.auth = None
+
+        server = self.socket(zmq.PUSH)
+        client = self.socket(zmq.PULL)
+        self.assertTrue(self.can_connect(server, client))
+        client.close()
+        server.close()
+
+    def test_curve(self):
+        """threaded auth - CURVE"""
+        self.auth.allow('127.0.0.1')
+        certs = self.load_certs(self.secret_keys_dir)
+        server_public, server_secret, client_public, client_secret = certs
+
+        #Try CURVE authentication - without configuring server, connection should fail
+        server = self.socket(zmq.PUSH)
+        server.curve_publickey = server_public
+        server.curve_secretkey = server_secret
+        server.curve_server = True
+        client = self.socket(zmq.PULL)
+        client.curve_publickey = client_public
+        client.curve_secretkey = client_secret
+        client.curve_serverkey = server_public
+        self.assertFalse(self.can_connect(server, client))
+
+        #Try CURVE authentication - with server configured to CURVE_ALLOW_ANY, connection should pass
+        self.auth.configure_curve(domain='*', location=zmq.auth.CURVE_ALLOW_ANY)
+        server = self.socket(zmq.PUSH)
+        server.curve_publickey = server_public
+        server.curve_secretkey = server_secret
+        server.curve_server = True
+        client = self.socket(zmq.PULL)
+        client.curve_publickey = client_public
+        client.curve_secretkey = client_secret
+        client.curve_serverkey = server_public
+        self.assertTrue(self.can_connect(server, client))
+
+        # Try CURVE authentication - with server configured, connection should pass
+        self.auth.configure_curve(domain='*', location=self.public_keys_dir)
+        server = self.socket(zmq.PUSH)
+        server.curve_publickey = server_public
+        server.curve_secretkey = server_secret
+        server.curve_server = True
+        client = self.socket(zmq.PULL)
+        client.curve_publickey = client_public
+        client.curve_secretkey = client_secret
+        client.curve_serverkey = server_public
+        self.assertTrue(self.can_connect(server, client))
+
+        # Remove authenticator and check that a normal connection works
+        self.auth.stop()
+        self.auth = None
+
+        # Try connecting using NULL and no authentication enabled, connection should pass
+        server = self.socket(zmq.PUSH)
+        client = self.socket(zmq.PULL)
+        self.assertTrue(self.can_connect(server, client))
+
+
+def with_ioloop(method, expect_success=True):
+    """decorator for running tests with an IOLoop"""
+    def test_method(self):
+        r = method(self)
+        
+        loop = self.io_loop
+        if expect_success:
+            self.pullstream.on_recv(self.on_message_succeed)
+        else:
+            self.pullstream.on_recv(self.on_message_fail)
+        
+        t = loop.time()
+        loop.add_callback(self.attempt_connection)
+        loop.add_callback(self.send_msg)
+        if expect_success:
+            loop.add_timeout(t + 1, self.on_test_timeout_fail)
+        else:
+            loop.add_timeout(t + 1, self.on_test_timeout_succeed)
+        
+        loop.start()
+        if self.fail_msg:
+            self.fail(self.fail_msg)
+        
+        return r
+    return test_method
+
+def should_auth(method):
+    return with_ioloop(method, True)
+
+def should_not_auth(method):
+    return with_ioloop(method, False)
+
+class TestIOLoopAuthentication(BaseAuthTestCase):
+    """Test authentication running in ioloop"""
+
+    def setUp(self):
+        self.fail_msg = None
+        self.io_loop = ioloop.IOLoop()
+        super(TestIOLoopAuthentication, self).setUp()
+        self.server = self.socket(zmq.PUSH)
+        self.client = self.socket(zmq.PULL)
+        self.pushstream = zmqstream.ZMQStream(self.server, self.io_loop)
+        self.pullstream = zmqstream.ZMQStream(self.client, self.io_loop)
+    
+    def make_auth(self):
+        return IOLoopAuthenticator(self.context, io_loop=self.io_loop)
+
+    def tearDown(self):
+        if self.auth:
+            self.auth.stop()
+            self.auth = None
+        self.io_loop.close(all_fds=True)
+        super(TestIOLoopAuthentication, self).tearDown()
+
+    def attempt_connection(self):
+        """Check if client can connect to server using tcp transport"""
+        iface = 'tcp://127.0.0.1'
+        port = self.server.bind_to_random_port(iface)
+        self.client.connect("%s:%i" % (iface, port))
+
+    def send_msg(self):
+        """Send a message from server to a client"""
+        msg = [b"Hello World"]
+        self.pushstream.send_multipart(msg)
+    
+    def on_message_succeed(self, frames):
+        """A message was received, as expected."""
+        if frames != [b"Hello World"]:
+            self.fail_msg = "Unexpected message received"
+        self.io_loop.stop()
+
+    def on_message_fail(self, frames):
+        """A message was received, unexpectedly."""
+        self.fail_msg = 'Received messaged unexpectedly, security failed'
+        self.io_loop.stop()
+
+    def on_test_timeout_succeed(self):
+        """Test timer expired, indicates test success"""
+        self.io_loop.stop()
+
+    def on_test_timeout_fail(self):
+        """Test timer expired, indicates test failure"""
+        self.fail_msg = 'Test timed out'
+        self.io_loop.stop()
+
+    @should_auth
+    def test_none(self):
+        """ioloop auth - NONE"""
+        # A default NULL connection should always succeed, and not
+        # go through our authentication infrastructure at all.
+        # no auth should be running
+        self.auth.stop()
+        self.auth = None
+
+    @should_auth
+    def test_null(self):
+        """ioloop auth - NULL"""
+        # By setting a domain we switch on authentication for NULL sockets,
+        # though no policies are configured yet. The client connection
+        # should still be allowed.
+        self.server.zap_domain = b'global'
+
+    @should_not_auth
+    def test_blacklist(self):
+        """ioloop auth - Blacklist"""
+        # Blacklist 127.0.0.1, connection should fail
+        self.auth.deny('127.0.0.1')
+        self.server.zap_domain = b'global'
+
+    @should_auth
+    def test_whitelist(self):
+        """ioloop auth - Whitelist"""
+        # Whitelist 127.0.0.1, which overrides the blacklist, connection should pass"
+        self.auth.allow('127.0.0.1')
+
+        self.server.setsockopt(zmq.ZAP_DOMAIN, b'global')
+
+    @should_not_auth
+    def test_plain_unconfigured_server(self):
+        """ioloop auth - PLAIN, unconfigured server"""
+        self.client.plain_username = b'admin'
+        self.client.plain_password = b'Password'
+        # Try PLAIN authentication - without configuring server, connection should fail
+        self.server.plain_server = True
+
+    @should_auth
+    def test_plain_configured_server(self):
+        """ioloop auth - PLAIN, configured server"""
+        self.client.plain_username = b'admin'
+        self.client.plain_password = b'Password'
+        # Try PLAIN authentication - with server configured, connection should pass
+        self.server.plain_server = True
+        self.auth.configure_plain(domain='*', passwords={'admin': 'Password'})
+
+    @should_not_auth
+    def test_plain_bogus_credentials(self):
+        """ioloop auth - PLAIN, bogus credentials"""
+        self.client.plain_username = b'admin'
+        self.client.plain_password = b'Bogus'
+        self.server.plain_server = True
+
+        self.auth.configure_plain(domain='*', passwords={'admin': 'Password'})
+
+    @should_not_auth
+    def test_curve_unconfigured_server(self):
+        """ioloop auth - CURVE, unconfigured server"""
+        certs = self.load_certs(self.secret_keys_dir)
+        server_public, server_secret, client_public, client_secret = certs
+
+        self.auth.allow('127.0.0.1')
+
+        self.server.curve_publickey = server_public
+        self.server.curve_secretkey = server_secret
+        self.server.curve_server = True
+
+        self.client.curve_publickey = client_public
+        self.client.curve_secretkey = client_secret
+        self.client.curve_serverkey = server_public
+
+    @should_auth
+    def test_curve_allow_any(self):
+        """ioloop auth - CURVE, CURVE_ALLOW_ANY"""
+        certs = self.load_certs(self.secret_keys_dir)
+        server_public, server_secret, client_public, client_secret = certs
+
+        self.auth.allow('127.0.0.1')
+        self.auth.configure_curve(domain='*', location=zmq.auth.CURVE_ALLOW_ANY)
+
+        self.server.curve_publickey = server_public
+        self.server.curve_secretkey = server_secret
+        self.server.curve_server = True
+
+        self.client.curve_publickey = client_public
+        self.client.curve_secretkey = client_secret
+        self.client.curve_serverkey = server_public
+
+    @should_auth
+    def test_curve_configured_server(self):
+        """ioloop auth - CURVE, configured server"""
+        self.auth.allow('127.0.0.1')
+        certs = self.load_certs(self.secret_keys_dir)
+        server_public, server_secret, client_public, client_secret = certs
+
+        self.auth.configure_curve(domain='*', location=self.public_keys_dir)
+
+        self.server.curve_publickey = server_public
+        self.server.curve_secretkey = server_secret
+        self.server.curve_server = True
+
+        self.client.curve_publickey = client_public
+        self.client.curve_secretkey = client_secret
+        self.client.curve_serverkey = server_public
diff --git a/scripts/external_libs/zmq/tests/test_cffi_backend.py b/scripts/external_libs/zmq/tests/test_cffi_backend.py
new file mode 100644
index 00000000..1f85eebf
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_cffi_backend.py
@@ -0,0 +1,310 @@
+# -*- coding: utf8 -*-
+
+import sys
+import time
+
+from unittest import TestCase
+
+from zmq.tests import BaseZMQTestCase, SkipTest
+
+try:
+    from zmq.backend.cffi import (
+        zmq_version_info,
+        PUSH, PULL, IDENTITY,
+        REQ, REP, POLLIN, POLLOUT,
+    )
+    from zmq.backend.cffi._cffi import ffi, C
+    have_ffi_backend = True
+except ImportError:
+    have_ffi_backend = False
+
+
+class TestCFFIBackend(TestCase):
+    
+    def setUp(self):
+        if not have_ffi_backend or not 'PyPy' in sys.version:
+            raise SkipTest('PyPy Tests Only')
+
+    def test_zmq_version_info(self):
+        version = zmq_version_info()
+
+        assert version[0] in range(2,11)
+
+    def test_zmq_ctx_new_destroy(self):
+        ctx = C.zmq_ctx_new()
+
+        assert ctx != ffi.NULL
+        assert 0 == C.zmq_ctx_destroy(ctx)
+
+    def test_zmq_socket_open_close(self):
+        ctx = C.zmq_ctx_new()
+        socket = C.zmq_socket(ctx, PUSH)
+
+        assert ctx != ffi.NULL
+        assert ffi.NULL != socket
+        assert 0 == C.zmq_close(socket)
+        assert 0 == C.zmq_ctx_destroy(ctx)
+
+    def test_zmq_setsockopt(self):
+        ctx = C.zmq_ctx_new()
+        socket = C.zmq_socket(ctx, PUSH)
+
+        identity = ffi.new('char[3]', 'zmq')
+        ret = C.zmq_setsockopt(socket, IDENTITY, ffi.cast('void*', identity), 3)
+
+        assert ret == 0
+        assert ctx != ffi.NULL
+        assert ffi.NULL != socket
+        assert 0 == C.zmq_close(socket)
+        assert 0 == C.zmq_ctx_destroy(ctx)
+
+    def test_zmq_getsockopt(self):
+        ctx = C.zmq_ctx_new()
+        socket = C.zmq_socket(ctx, PUSH)
+
+        identity = ffi.new('char[]', 'zmq')
+        ret = C.zmq_setsockopt(socket, IDENTITY, ffi.cast('void*', identity), 3)
+        assert ret == 0
+
+        option_len = ffi.new('size_t*', 3)
+        option = ffi.new('char*')
+        ret = C.zmq_getsockopt(socket,
+                            IDENTITY,
+                            ffi.cast('void*', option),
+                            option_len)
+
+        assert ret == 0
+        assert ffi.string(ffi.cast('char*', option))[0] == "z"
+        assert ffi.string(ffi.cast('char*', option))[1] == "m"
+        assert ffi.string(ffi.cast('char*', option))[2] == "q"
+        assert ctx != ffi.NULL
+        assert ffi.NULL != socket
+        assert 0 == C.zmq_close(socket)
+        assert 0 == C.zmq_ctx_destroy(ctx)
+
+    def test_zmq_bind(self):
+        ctx = C.zmq_ctx_new()
+        socket = C.zmq_socket(ctx, 8)
+
+        assert 0 == C.zmq_bind(socket, 'tcp://*:4444')
+        assert ctx != ffi.NULL
+        assert ffi.NULL != socket
+        assert 0 == C.zmq_close(socket)
+        assert 0 == C.zmq_ctx_destroy(ctx)
+
+    def test_zmq_bind_connect(self):
+        ctx = C.zmq_ctx_new()
+
+        socket1 = C.zmq_socket(ctx, PUSH)
+        socket2 = C.zmq_socket(ctx, PULL)
+
+        assert 0 == C.zmq_bind(socket1, 'tcp://*:4444')
+        assert 0 == C.zmq_connect(socket2, 'tcp://127.0.0.1:4444')
+        assert ctx != ffi.NULL
+        assert ffi.NULL != socket1
+        assert ffi.NULL != socket2
+        assert 0 == C.zmq_close(socket1)
+        assert 0 == C.zmq_close(socket2)
+        assert 0 == C.zmq_ctx_destroy(ctx)
+
+    def test_zmq_msg_init_close(self):
+        zmq_msg = ffi.new('zmq_msg_t*')
+
+        assert ffi.NULL != zmq_msg
+        assert 0 == C.zmq_msg_init(zmq_msg)
+        assert 0 == C.zmq_msg_close(zmq_msg)
+
+    def test_zmq_msg_init_size(self):
+        zmq_msg = ffi.new('zmq_msg_t*')
+
+        assert ffi.NULL != zmq_msg
+        assert 0 == C.zmq_msg_init_size(zmq_msg, 10)
+        assert 0 == C.zmq_msg_close(zmq_msg)
+
+    def test_zmq_msg_init_data(self):
+        zmq_msg = ffi.new('zmq_msg_t*')
+        message = ffi.new('char[5]', 'Hello')
+
+        assert 0 == C.zmq_msg_init_data(zmq_msg,
+                                        ffi.cast('void*', message),
+                                        5,
+                                        ffi.NULL,
+                                        ffi.NULL)
+
+        assert ffi.NULL != zmq_msg
+        assert 0 == C.zmq_msg_close(zmq_msg)
+
+    def test_zmq_msg_data(self):
+        zmq_msg = ffi.new('zmq_msg_t*')
+        message = ffi.new('char[]', 'Hello')
+        assert 0 == C.zmq_msg_init_data(zmq_msg,
+                                        ffi.cast('void*', message),
+                                        5,
+                                        ffi.NULL,
+                                        ffi.NULL)
+
+        data = C.zmq_msg_data(zmq_msg)
+
+        assert ffi.NULL != zmq_msg
+        assert ffi.string(ffi.cast("char*", data)) == 'Hello'
+        assert 0 == C.zmq_msg_close(zmq_msg)
+
+
+    def test_zmq_send(self):
+        ctx = C.zmq_ctx_new()
+
+        sender = C.zmq_socket(ctx, REQ)
+        receiver = C.zmq_socket(ctx, REP)
+
+        assert 0 == C.zmq_bind(receiver, 'tcp://*:7777')
+        assert 0 == C.zmq_connect(sender, 'tcp://127.0.0.1:7777')
+
+        time.sleep(0.1)
+
+        zmq_msg = ffi.new('zmq_msg_t*')
+        message = ffi.new('char[5]', 'Hello')
+
+        C.zmq_msg_init_data(zmq_msg,
+                            ffi.cast('void*', message),
+                            ffi.cast('size_t', 5),
+                            ffi.NULL,
+                            ffi.NULL)
+
+        assert 5 == C.zmq_msg_send(zmq_msg, sender, 0)
+        assert 0 == C.zmq_msg_close(zmq_msg)
+        assert C.zmq_close(sender) == 0
+        assert C.zmq_close(receiver) == 0
+        assert C.zmq_ctx_destroy(ctx) == 0
+
+    def test_zmq_recv(self):
+        ctx = C.zmq_ctx_new()
+
+        sender = C.zmq_socket(ctx, REQ)
+        receiver = C.zmq_socket(ctx, REP)
+
+        assert 0 == C.zmq_bind(receiver, 'tcp://*:2222')
+        assert 0 == C.zmq_connect(sender, 'tcp://127.0.0.1:2222')
+
+        time.sleep(0.1)
+
+        zmq_msg = ffi.new('zmq_msg_t*')
+        message = ffi.new('char[5]', 'Hello')
+
+        C.zmq_msg_init_data(zmq_msg,
+                            ffi.cast('void*', message),
+                            ffi.cast('size_t', 5),
+                            ffi.NULL,
+                            ffi.NULL)
+
+        zmq_msg2 = ffi.new('zmq_msg_t*')
+        C.zmq_msg_init(zmq_msg2)
+
+        assert 5 == C.zmq_msg_send(zmq_msg, sender, 0)
+        assert 5 == C.zmq_msg_recv(zmq_msg2, receiver, 0)
+        assert 5 == C.zmq_msg_size(zmq_msg2)
+        assert b"Hello" == ffi.buffer(C.zmq_msg_data(zmq_msg2),
+                                      C.zmq_msg_size(zmq_msg2))[:]
+        assert C.zmq_close(sender) == 0
+        assert C.zmq_close(receiver) == 0
+        assert C.zmq_ctx_destroy(ctx) == 0
+
+    def test_zmq_poll(self):
+        ctx = C.zmq_ctx_new()
+
+        sender = C.zmq_socket(ctx, REQ)
+        receiver = C.zmq_socket(ctx, REP)
+
+        r1 = C.zmq_bind(receiver, 'tcp://*:3333')
+        r2 = C.zmq_connect(sender, 'tcp://127.0.0.1:3333')
+
+        zmq_msg = ffi.new('zmq_msg_t*')
+        message = ffi.new('char[5]', 'Hello')
+
+        C.zmq_msg_init_data(zmq_msg,
+                            ffi.cast('void*', message),
+                            ffi.cast('size_t', 5),
+                            ffi.NULL,
+                            ffi.NULL)
+
+        receiver_pollitem = ffi.new('zmq_pollitem_t*')
+        receiver_pollitem.socket = receiver
+        receiver_pollitem.fd = 0
+        receiver_pollitem.events = POLLIN | POLLOUT
+        receiver_pollitem.revents = 0
+
+        ret = C.zmq_poll(ffi.NULL, 0, 0)
+        assert ret == 0
+
+        ret = C.zmq_poll(receiver_pollitem, 1, 0)
+        assert ret == 0
+
+        ret = C.zmq_msg_send(zmq_msg, sender, 0)
+        print(ffi.string(C.zmq_strerror(C.zmq_errno())))
+        assert ret == 5
+
+        time.sleep(0.2)
+
+        ret = C.zmq_poll(receiver_pollitem, 1, 0)
+        assert ret == 1
+
+        assert int(receiver_pollitem.revents) & POLLIN
+        assert not int(receiver_pollitem.revents) & POLLOUT
+
+        zmq_msg2 = ffi.new('zmq_msg_t*')
+        C.zmq_msg_init(zmq_msg2)
+
+        ret_recv = C.zmq_msg_recv(zmq_msg2, receiver, 0)
+        assert ret_recv == 5
+
+        assert 5 == C.zmq_msg_size(zmq_msg2)
+        assert b"Hello" == ffi.buffer(C.zmq_msg_data(zmq_msg2),
+                                    C.zmq_msg_size(zmq_msg2))[:]
+
+        sender_pollitem = ffi.new('zmq_pollitem_t*')
+        sender_pollitem.socket = sender
+        sender_pollitem.fd = 0
+        sender_pollitem.events = POLLIN | POLLOUT
+        sender_pollitem.revents = 0
+
+        ret = C.zmq_poll(sender_pollitem, 1, 0)
+        assert ret == 0
+
+        zmq_msg_again = ffi.new('zmq_msg_t*')
+        message_again = ffi.new('char[11]', 'Hello Again')
+
+        C.zmq_msg_init_data(zmq_msg_again,
+                            ffi.cast('void*', message_again),
+                            ffi.cast('size_t', 11),
+                            ffi.NULL,
+                            ffi.NULL)
+
+        assert 11 == C.zmq_msg_send(zmq_msg_again, receiver, 0)
+
+        time.sleep(0.2)
+
+        assert 0 <= C.zmq_poll(sender_pollitem, 1, 0)
+        assert int(sender_pollitem.revents) & POLLIN
+        assert 11 == C.zmq_msg_recv(zmq_msg2, sender, 0)
+        assert 11 == C.zmq_msg_size(zmq_msg2)
+        assert b"Hello Again" == ffi.buffer(C.zmq_msg_data(zmq_msg2),
+                                            int(C.zmq_msg_size(zmq_msg2)))[:]
+        assert 0 == C.zmq_close(sender)
+        assert 0 == C.zmq_close(receiver)
+        assert 0 == C.zmq_ctx_destroy(ctx)
+        assert 0 == C.zmq_msg_close(zmq_msg)
+        assert 0 == C.zmq_msg_close(zmq_msg2)
+        assert 0 == C.zmq_msg_close(zmq_msg_again)
+
+    def test_zmq_stopwatch_functions(self):
+        stopwatch = C.zmq_stopwatch_start()
+        ret = C.zmq_stopwatch_stop(stopwatch)
+
+        assert ffi.NULL != stopwatch
+        assert 0 < int(ret)
+
+    def test_zmq_sleep(self):
+        try:
+            C.zmq_sleep(1)
+        except Exception as e:
+            raise AssertionError("Error executing zmq_sleep(int)")
+
diff --git a/scripts/external_libs/zmq/tests/test_constants.py b/scripts/external_libs/zmq/tests/test_constants.py
new file mode 100644
index 00000000..d32b2b48
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_constants.py
@@ -0,0 +1,104 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+import json
+from unittest import TestCase
+
+import zmq
+
+from zmq.utils import constant_names
+from zmq.sugar import constants as sugar_constants
+from zmq.backend import constants as backend_constants
+
+all_set = set(constant_names.all_names)
+
+class TestConstants(TestCase):
+    
+    def _duplicate_test(self, namelist, listname):
+        """test that a given list has no duplicates"""
+        dupes = {}
+        for name in set(namelist):
+            cnt = namelist.count(name)
+            if cnt > 1:
+                dupes[name] = cnt
+        if dupes:
+            self.fail("The following names occur more than once in %s: %s" % (listname, json.dumps(dupes, indent=2)))
+    
+    def test_duplicate_all(self):
+        return self._duplicate_test(constant_names.all_names, "all_names")
+    
+    def _change_key(self, change, version):
+        """return changed-in key"""
+        return "%s-in %d.%d.%d" % tuple([change] + list(version))
+
+    def test_duplicate_changed(self):
+        all_changed = []
+        for change in ("new", "removed"):
+            d = getattr(constant_names, change + "_in")
+            for version, namelist in d.items():
+                all_changed.extend(namelist)
+                self._duplicate_test(namelist, self._change_key(change, version))
+        
+        self._duplicate_test(all_changed, "all-changed")
+    
+    def test_changed_in_all(self):
+        missing = {}
+        for change in ("new", "removed"):
+            d = getattr(constant_names, change + "_in")
+            for version, namelist in d.items():
+                key = self._change_key(change, version)
+                for name in namelist:
+                    if name not in all_set:
+                        if key not in missing:
+                            missing[key] = []
+                        missing[key].append(name)
+        
+        if missing:
+            self.fail(
+                "The following names are missing in `all_names`: %s" % json.dumps(missing, indent=2)
+            )
+    
+    def test_no_negative_constants(self):
+        for name in sugar_constants.__all__:
+            self.assertNotEqual(getattr(zmq, name), sugar_constants._UNDEFINED)
+    
+    def test_undefined_constants(self):
+        all_aliases = []
+        for alias_group in sugar_constants.aliases:
+            all_aliases.extend(alias_group)
+        
+        for name in all_set.difference(all_aliases):
+            raw = getattr(backend_constants, name)
+            if raw == sugar_constants._UNDEFINED:
+                self.assertRaises(AttributeError, getattr, zmq, name)
+            else:
+                self.assertEqual(getattr(zmq, name), raw)
+    
+    def test_new(self):
+        zmq_version = zmq.zmq_version_info()
+        for version, new_names in constant_names.new_in.items():
+            should_have = zmq_version >= version
+            for name in new_names:
+                try:
+                    value = getattr(zmq, name)
+                except AttributeError:
+                    if should_have:
+                        self.fail("AttributeError: zmq.%s" % name)
+                else:
+                    if not should_have:
+                        self.fail("Shouldn't have: zmq.%s=%s" % (name, value))
+
+    def test_removed(self):
+        zmq_version = zmq.zmq_version_info()
+        for version, new_names in constant_names.removed_in.items():
+            should_have = zmq_version < version
+            for name in new_names:
+                try:
+                    value = getattr(zmq, name)
+                except AttributeError:
+                    if should_have:
+                        self.fail("AttributeError: zmq.%s" % name)
+                else:
+                    if not should_have:
+                        self.fail("Shouldn't have: zmq.%s=%s" % (name, value))
+
diff --git a/scripts/external_libs/zmq/tests/test_context.py b/scripts/external_libs/zmq/tests/test_context.py
new file mode 100644
index 00000000..e3280778
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_context.py
@@ -0,0 +1,257 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+import gc
+import sys
+import time
+from threading import Thread, Event
+
+import zmq
+from zmq.tests import (
+    BaseZMQTestCase, have_gevent, GreenTest, skip_green, PYPY, SkipTest,
+)
+
+
+class TestContext(BaseZMQTestCase):
+
+    def test_init(self):
+        c1 = self.Context()
+        self.assert_(isinstance(c1, self.Context))
+        del c1
+        c2 = self.Context()
+        self.assert_(isinstance(c2, self.Context))
+        del c2
+        c3 = self.Context()
+        self.assert_(isinstance(c3, self.Context))
+        del c3
+
+    def test_dir(self):
+        ctx = self.Context()
+        self.assertTrue('socket' in dir(ctx))
+        if zmq.zmq_version_info() > (3,):
+            self.assertTrue('IO_THREADS' in dir(ctx))
+        ctx.term()
+
+    def test_term(self):
+        c = self.Context()
+        c.term()
+        self.assert_(c.closed)
+    
+    def test_context_manager(self):
+        with self.Context() as c:
+            pass
+        self.assert_(c.closed)
+    
+    def test_fail_init(self):
+        self.assertRaisesErrno(zmq.EINVAL, self.Context, -1)
+    
+    def test_term_hang(self):
+        rep,req = self.create_bound_pair(zmq.ROUTER, zmq.DEALER)
+        req.setsockopt(zmq.LINGER, 0)
+        req.send(b'hello', copy=False)
+        req.close()
+        rep.close()
+        self.context.term()
+    
+    def test_instance(self):
+        ctx = self.Context.instance()
+        c2 = self.Context.instance(io_threads=2)
+        self.assertTrue(c2 is ctx)
+        c2.term()
+        c3 = self.Context.instance()
+        c4 = self.Context.instance()
+        self.assertFalse(c3 is c2)
+        self.assertFalse(c3.closed)
+        self.assertTrue(c3 is c4)
+    
+    def test_many_sockets(self):
+        """opening and closing many sockets shouldn't cause problems"""
+        ctx = self.Context()
+        for i in range(16):
+            sockets = [ ctx.socket(zmq.REP) for i in range(65) ]
+            [ s.close() for s in sockets ]
+            # give the reaper a chance
+            time.sleep(1e-2)
+        ctx.term()
+    
+    def test_sockopts(self):
+        """setting socket options with ctx attributes"""
+        ctx = self.Context()
+        ctx.linger = 5
+        self.assertEqual(ctx.linger, 5)
+        s = ctx.socket(zmq.REQ)
+        self.assertEqual(s.linger, 5)
+        self.assertEqual(s.getsockopt(zmq.LINGER), 5)
+        s.close()
+        # check that subscribe doesn't get set on sockets that don't subscribe:
+        ctx.subscribe = b''
+        s = ctx.socket(zmq.REQ)
+        s.close()
+        
+        ctx.term()
+
+    
+    def test_destroy(self):
+        """Context.destroy should close sockets"""
+        ctx = self.Context()
+        sockets = [ ctx.socket(zmq.REP) for i in range(65) ]
+        
+        # close half of the sockets
+        [ s.close() for s in sockets[::2] ]
+        
+        ctx.destroy()
+        # reaper is not instantaneous
+        time.sleep(1e-2)
+        for s in sockets:
+            self.assertTrue(s.closed)
+        
+    def test_destroy_linger(self):
+        """Context.destroy should set linger on closing sockets"""
+        req,rep = self.create_bound_pair(zmq.REQ, zmq.REP)
+        req.send(b'hi')
+        time.sleep(1e-2)
+        self.context.destroy(linger=0)
+        # reaper is not instantaneous
+        time.sleep(1e-2)
+        for s in (req,rep):
+            self.assertTrue(s.closed)
+        
+    def test_term_noclose(self):
+        """Context.term won't close sockets"""
+        ctx = self.Context()
+        s = ctx.socket(zmq.REQ)
+        self.assertFalse(s.closed)
+        t = Thread(target=ctx.term)
+        t.start()
+        t.join(timeout=0.1)
+        self.assertTrue(t.is_alive(), "Context should be waiting")
+        s.close()
+        t.join(timeout=0.1)
+        self.assertFalse(t.is_alive(), "Context should have closed")
+    
+    def test_gc(self):
+        """test close&term by garbage collection alone"""
+        if PYPY:
+            raise SkipTest("GC doesn't work ")
+            
+        # test credit @dln (GH #137):
+        def gcf():
+            def inner():
+                ctx = self.Context()
+                s = ctx.socket(zmq.PUSH)
+            inner()
+            gc.collect()
+        t = Thread(target=gcf)
+        t.start()
+        t.join(timeout=1)
+        self.assertFalse(t.is_alive(), "Garbage collection should have cleaned up context")
+    
+    def test_cyclic_destroy(self):
+        """ctx.destroy should succeed when cyclic ref prevents gc"""
+        # test credit @dln (GH #137):
+        class CyclicReference(object):
+            def __init__(self, parent=None):
+                self.parent = parent
+            
+            def crash(self, sock):
+                self.sock = sock
+                self.child = CyclicReference(self)
+        
+        def crash_zmq():
+            ctx = self.Context()
+            sock = ctx.socket(zmq.PULL)
+            c = CyclicReference()
+            c.crash(sock)
+            ctx.destroy()
+        
+        crash_zmq()
+    
+    def test_term_thread(self):
+        """ctx.term should not crash active threads (#139)"""
+        ctx = self.Context()
+        evt = Event()
+        evt.clear()
+
+        def block():
+            s = ctx.socket(zmq.REP)
+            s.bind_to_random_port('tcp://127.0.0.1')
+            evt.set()
+            try:
+                s.recv()
+            except zmq.ZMQError as e:
+                self.assertEqual(e.errno, zmq.ETERM)
+                return
+            finally:
+                s.close()
+            self.fail("recv should have been interrupted with ETERM")
+        t = Thread(target=block)
+        t.start()
+        
+        evt.wait(1)
+        self.assertTrue(evt.is_set(), "sync event never fired")
+        time.sleep(0.01)
+        ctx.term()
+        t.join(timeout=1)
+        self.assertFalse(t.is_alive(), "term should have interrupted s.recv()")
+    
+    def test_destroy_no_sockets(self):
+        ctx = self.Context()
+        s = ctx.socket(zmq.PUB)
+        s.bind_to_random_port('tcp://127.0.0.1')
+        s.close()
+        ctx.destroy()
+        assert s.closed
+        assert ctx.closed
+    
+    def test_ctx_opts(self):
+        if zmq.zmq_version_info() < (3,):
+            raise SkipTest("context options require libzmq 3")
+        ctx = self.Context()
+        ctx.set(zmq.MAX_SOCKETS, 2)
+        self.assertEqual(ctx.get(zmq.MAX_SOCKETS), 2)
+        ctx.max_sockets = 100
+        self.assertEqual(ctx.max_sockets, 100)
+        self.assertEqual(ctx.get(zmq.MAX_SOCKETS), 100)
+    
+    def test_shadow(self):
+        ctx = self.Context()
+        ctx2 = self.Context.shadow(ctx.underlying)
+        self.assertEqual(ctx.underlying, ctx2.underlying)
+        s = ctx.socket(zmq.PUB)
+        s.close()
+        del ctx2
+        self.assertFalse(ctx.closed)
+        s = ctx.socket(zmq.PUB)
+        ctx2 = self.Context.shadow(ctx.underlying)
+        s2 = ctx2.socket(zmq.PUB)
+        s.close()
+        s2.close()
+        ctx.term()
+        self.assertRaisesErrno(zmq.EFAULT, ctx2.socket, zmq.PUB)
+        del ctx2
+    
+    def test_shadow_pyczmq(self):
+        try:
+            from pyczmq import zctx, zsocket, zstr
+        except Exception:
+            raise SkipTest("Requires pyczmq")
+        
+        ctx = zctx.new()
+        a = zsocket.new(ctx, zmq.PUSH)
+        zsocket.bind(a, "inproc://a")
+        ctx2 = self.Context.shadow_pyczmq(ctx)
+        b = ctx2.socket(zmq.PULL)
+        b.connect("inproc://a")
+        zstr.send(a, b'hi')
+        rcvd = self.recv(b)
+        self.assertEqual(rcvd, b'hi')
+        b.close()
+
+
+if False: # disable green context tests
+    class TestContextGreen(GreenTest, TestContext):
+        """gevent subclass of context tests"""
+        # skip tests that use real threads:
+        test_gc = GreenTest.skip_green
+        test_term_thread = GreenTest.skip_green
+        test_destroy_linger = GreenTest.skip_green
diff --git a/scripts/external_libs/zmq/tests/test_device.py b/scripts/external_libs/zmq/tests/test_device.py
new file mode 100644
index 00000000..f8305074
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_device.py
@@ -0,0 +1,146 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+import time
+
+import zmq
+from zmq import devices
+from zmq.tests import BaseZMQTestCase, SkipTest, have_gevent, GreenTest, PYPY
+from zmq.utils.strtypes import (bytes,unicode,basestring)
+
+if PYPY:
+    # cleanup of shared Context doesn't work on PyPy
+    devices.Device.context_factory = zmq.Context
+
+class TestDevice(BaseZMQTestCase):
+    
+    def test_device_types(self):
+        for devtype in (zmq.STREAMER, zmq.FORWARDER, zmq.QUEUE):
+            dev = devices.Device(devtype, zmq.PAIR, zmq.PAIR)
+            self.assertEqual(dev.device_type, devtype)
+            del dev
+    
+    def test_device_attributes(self):
+        dev = devices.Device(zmq.QUEUE, zmq.SUB, zmq.PUB)
+        self.assertEqual(dev.in_type, zmq.SUB)
+        self.assertEqual(dev.out_type, zmq.PUB)
+        self.assertEqual(dev.device_type, zmq.QUEUE)
+        self.assertEqual(dev.daemon, True)
+        del dev
+    
+    def test_tsdevice_attributes(self):
+        dev = devices.Device(zmq.QUEUE, zmq.SUB, zmq.PUB)
+        self.assertEqual(dev.in_type, zmq.SUB)
+        self.assertEqual(dev.out_type, zmq.PUB)
+        self.assertEqual(dev.device_type, zmq.QUEUE)
+        self.assertEqual(dev.daemon, True)
+        del dev
+        
+    
+    def test_single_socket_forwarder_connect(self):
+        dev = devices.ThreadDevice(zmq.QUEUE, zmq.REP, -1)
+        req = self.context.socket(zmq.REQ)
+        port = req.bind_to_random_port('tcp://127.0.0.1')
+        dev.connect_in('tcp://127.0.0.1:%i'%port)
+        dev.start()
+        time.sleep(.25)
+        msg = b'hello'
+        req.send(msg)
+        self.assertEqual(msg, self.recv(req))
+        del dev
+        req.close()
+        dev = devices.ThreadDevice(zmq.QUEUE, zmq.REP, -1)
+        req = self.context.socket(zmq.REQ)
+        port = req.bind_to_random_port('tcp://127.0.0.1')
+        dev.connect_out('tcp://127.0.0.1:%i'%port)
+        dev.start()
+        time.sleep(.25)
+        msg = b'hello again'
+        req.send(msg)
+        self.assertEqual(msg, self.recv(req))
+        del dev
+        req.close()
+        
+    def test_single_socket_forwarder_bind(self):
+        dev = devices.ThreadDevice(zmq.QUEUE, zmq.REP, -1)
+        # select random port:
+        binder = self.context.socket(zmq.REQ)
+        port = binder.bind_to_random_port('tcp://127.0.0.1')
+        binder.close()
+        time.sleep(0.1)
+        req = self.context.socket(zmq.REQ)
+        req.connect('tcp://127.0.0.1:%i'%port)
+        dev.bind_in('tcp://127.0.0.1:%i'%port)
+        dev.start()
+        time.sleep(.25)
+        msg = b'hello'
+        req.send(msg)
+        self.assertEqual(msg, self.recv(req))
+        del dev
+        req.close()
+        dev = devices.ThreadDevice(zmq.QUEUE, zmq.REP, -1)
+        # select random port:
+        binder = self.context.socket(zmq.REQ)
+        port = binder.bind_to_random_port('tcp://127.0.0.1')
+        binder.close()
+        time.sleep(0.1)
+        req = self.context.socket(zmq.REQ)
+        req.connect('tcp://127.0.0.1:%i'%port)
+        dev.bind_in('tcp://127.0.0.1:%i'%port)
+        dev.start()
+        time.sleep(.25)
+        msg = b'hello again'
+        req.send(msg)
+        self.assertEqual(msg, self.recv(req))
+        del dev
+        req.close()
+    
+    def test_proxy(self):
+        if zmq.zmq_version_info() < (3,2):
+            raise SkipTest("Proxies only in libzmq >= 3")
+        dev = devices.ThreadProxy(zmq.PULL, zmq.PUSH, zmq.PUSH)
+        binder = self.context.socket(zmq.REQ)
+        iface = 'tcp://127.0.0.1'
+        port = binder.bind_to_random_port(iface)
+        port2 = binder.bind_to_random_port(iface)
+        port3 = binder.bind_to_random_port(iface)
+        binder.close()
+        time.sleep(0.1)
+        dev.bind_in("%s:%i" % (iface, port))
+        dev.bind_out("%s:%i" % (iface, port2))
+        dev.bind_mon("%s:%i" % (iface, port3))
+        dev.start()
+        time.sleep(0.25)
+        msg = b'hello'
+        push = self.context.socket(zmq.PUSH)
+        push.connect("%s:%i" % (iface, port))
+        pull = self.context.socket(zmq.PULL)
+        pull.connect("%s:%i" % (iface, port2))
+        mon = self.context.socket(zmq.PULL)
+        mon.connect("%s:%i" % (iface, port3))
+        push.send(msg)
+        self.sockets.extend([push, pull, mon])
+        self.assertEqual(msg, self.recv(pull))
+        self.assertEqual(msg, self.recv(mon))
+
+if have_gevent:
+    import gevent
+    import zmq.green
+    
+    class TestDeviceGreen(GreenTest, BaseZMQTestCase):
+        
+        def test_green_device(self):
+            rep = self.context.socket(zmq.REP)
+            req = self.context.socket(zmq.REQ)
+            self.sockets.extend([req, rep])
+            port = rep.bind_to_random_port('tcp://127.0.0.1')
+            g = gevent.spawn(zmq.green.device, zmq.QUEUE, rep, rep)
+            req.connect('tcp://127.0.0.1:%i' % port)
+            req.send(b'hi')
+            timeout = gevent.Timeout(3)
+            timeout.start()
+            receiver = gevent.spawn(req.recv)
+            self.assertEqual(receiver.get(2), b'hi')
+            timeout.cancel()
+            g.kill(block=True)
+            
diff --git a/scripts/external_libs/zmq/tests/test_error.py b/scripts/external_libs/zmq/tests/test_error.py
new file mode 100644
index 00000000..a2eee14a
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_error.py
@@ -0,0 +1,43 @@
+# -*- coding: utf8 -*-
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+import sys
+import time
+
+import zmq
+from zmq import ZMQError, strerror, Again, ContextTerminated
+from zmq.tests import BaseZMQTestCase
+
+if sys.version_info[0] >= 3:
+    long = int
+
+class TestZMQError(BaseZMQTestCase):
+    
+    def test_strerror(self):
+        """test that strerror gets the right type."""
+        for i in range(10):
+            e = strerror(i)
+            self.assertTrue(isinstance(e, str))
+    
+    def test_zmqerror(self):
+        for errno in range(10):
+            e = ZMQError(errno)
+            self.assertEqual(e.errno, errno)
+            self.assertEqual(str(e), strerror(errno))
+    
+    def test_again(self):
+        s = self.context.socket(zmq.REP)
+        self.assertRaises(Again, s.recv, zmq.NOBLOCK)
+        self.assertRaisesErrno(zmq.EAGAIN, s.recv, zmq.NOBLOCK)
+        s.close()
+    
+    def atest_ctxterm(self):
+        s = self.context.socket(zmq.REP)
+        t = Thread(target=self.context.term)
+        t.start()
+        self.assertRaises(ContextTerminated, s.recv, zmq.NOBLOCK)
+        self.assertRaisesErrno(zmq.TERM, s.recv, zmq.NOBLOCK)
+        s.close()
+        t.join()
+
diff --git a/scripts/external_libs/zmq/tests/test_etc.py b/scripts/external_libs/zmq/tests/test_etc.py
new file mode 100644
index 00000000..ad224064
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_etc.py
@@ -0,0 +1,15 @@
+# Copyright (c) PyZMQ Developers.
+# Distributed under the terms of the Modified BSD License.
+
+import sys
+
+import zmq
+
+from . import skip_if
+
+@skip_if(zmq.zmq_version_info() < (4,1), "libzmq < 4.1")
+def test_has():
+    assert not zmq.has('something weird')
+    has_ipc = zmq.has('ipc')
+    not_windows = not sys.platform.startswith('win')
+    assert has_ipc == not_windows
diff --git a/scripts/external_libs/zmq/tests/test_imports.py b/scripts/external_libs/zmq/tests/test_imports.py
new file mode 100644
index 00000000..c0ddfaac
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_imports.py
@@ -0,0 +1,62 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+import sys
+from unittest import TestCase
+
+class TestImports(TestCase):
+    """Test Imports - the quickest test to ensure that we haven't
+    introduced version-incompatible syntax errors."""
+    
+    def test_toplevel(self):
+        """test toplevel import"""
+        import zmq
+        
+    def test_core(self):
+        """test core imports"""
+        from zmq import Context
+        from zmq import Socket
+        from zmq import Poller
+        from zmq import Frame
+        from zmq import constants
+        from zmq import device, proxy
+        from zmq import Stopwatch
+        from zmq import ( 
+            zmq_version,
+            zmq_version_info,
+            pyzmq_version,
+            pyzmq_version_info,
+        )
+    
+    def test_devices(self):
+        """test device imports"""
+        import zmq.devices
+        from zmq.devices import basedevice
+        from zmq.devices import monitoredqueue
+        from zmq.devices import monitoredqueuedevice
+    
+    def test_log(self):
+        """test log imports"""
+        import zmq.log
+        from zmq.log import handlers
+    
+    def test_eventloop(self):
+        """test eventloop imports"""
+        import zmq.eventloop
+        from zmq.eventloop import ioloop
+        from zmq.eventloop import zmqstream
+        from zmq.eventloop.minitornado.platform import auto
+        from zmq.eventloop.minitornado import ioloop
+    
+    def test_utils(self):
+        """test util imports"""
+        import zmq.utils
+        from zmq.utils import strtypes
+        from zmq.utils import jsonapi
+    
+    def test_ssh(self):
+        """test ssh imports"""
+        from zmq.ssh import tunnel
+    
+
+
diff --git a/scripts/external_libs/zmq/tests/test_ioloop.py b/scripts/external_libs/zmq/tests/test_ioloop.py
new file mode 100644
index 00000000..2a8b1153
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_ioloop.py
@@ -0,0 +1,113 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+import time
+import os
+import threading
+
+import zmq
+from zmq.tests import BaseZMQTestCase
+from zmq.eventloop import ioloop
+from zmq.eventloop.minitornado.ioloop import _Timeout
+try:
+    from tornado.ioloop import PollIOLoop, IOLoop as BaseIOLoop
+except ImportError:
+    from zmq.eventloop.minitornado.ioloop import IOLoop as BaseIOLoop
+
+
+def printer():
+    os.system("say hello")
+    raise Exception
+    print (time.time())
+
+
+class Delay(threading.Thread):
+    def __init__(self, f, delay=1):
+        self.f=f
+        self.delay=delay
+        self.aborted=False
+        self.cond=threading.Condition()
+        super(Delay, self).__init__()
+    
+    def run(self):
+        self.cond.acquire()
+        self.cond.wait(self.delay)
+        self.cond.release()
+        if not self.aborted:
+            self.f()
+    
+    def abort(self):
+        self.aborted=True
+        self.cond.acquire()
+        self.cond.notify()
+        self.cond.release()
+
+
+class TestIOLoop(BaseZMQTestCase):
+
+    def test_simple(self):
+        """simple IOLoop creation test"""
+        loop = ioloop.IOLoop()
+        dc = ioloop.PeriodicCallback(loop.stop, 200, loop)
+        pc = ioloop.PeriodicCallback(lambda : None, 10, loop)
+        pc.start()
+        dc.start()
+        t = Delay(loop.stop,1)
+        t.start()
+        loop.start()
+        if t.isAlive():
+            t.abort()
+        else:
+            self.fail("IOLoop failed to exit")
+    
+    def test_timeout_compare(self):
+        """test timeout comparisons"""
+        loop = ioloop.IOLoop()
+        t = _Timeout(1, 2, loop)
+        t2 = _Timeout(1, 3, loop)
+        self.assertEqual(t < t2, id(t) < id(t2))
+        t2 = _Timeout(2,1, loop)
+        self.assertTrue(t < t2)
+
+    def test_poller_events(self):
+        """Tornado poller implementation maps events correctly"""
+        req,rep = self.create_bound_pair(zmq.REQ, zmq.REP)
+        poller = ioloop.ZMQPoller()
+        poller.register(req, ioloop.IOLoop.READ)
+        poller.register(rep, ioloop.IOLoop.READ)
+        events = dict(poller.poll(0))
+        self.assertEqual(events.get(rep), None)
+        self.assertEqual(events.get(req), None)
+        
+        poller.register(req, ioloop.IOLoop.WRITE)
+        poller.register(rep, ioloop.IOLoop.WRITE)
+        events = dict(poller.poll(1))
+        self.assertEqual(events.get(req), ioloop.IOLoop.WRITE)
+        self.assertEqual(events.get(rep), None)
+        
+        poller.register(rep, ioloop.IOLoop.READ)
+        req.send(b'hi')
+        events = dict(poller.poll(1))
+        self.assertEqual(events.get(rep), ioloop.IOLoop.READ)
+        self.assertEqual(events.get(req), None)
+    
+    def test_instance(self):
+        """Test IOLoop.instance returns the right object"""
+        loop = ioloop.IOLoop.instance()
+        self.assertEqual(loop.__class__, ioloop.IOLoop)
+        loop = BaseIOLoop.instance()
+        self.assertEqual(loop.__class__, ioloop.IOLoop)
+    
+    def test_close_all(self):
+        """Test close(all_fds=True)"""
+        loop = ioloop.IOLoop.instance()
+        req,rep = self.create_bound_pair(zmq.REQ, zmq.REP)
+        loop.add_handler(req, lambda msg: msg, ioloop.IOLoop.READ)
+        loop.add_handler(rep, lambda msg: msg, ioloop.IOLoop.READ)
+        self.assertEqual(req.closed, False)
+        self.assertEqual(rep.closed, False)
+        loop.close(all_fds=True)
+        self.assertEqual(req.closed, True)
+        self.assertEqual(rep.closed, True)
+        
+
diff --git a/scripts/external_libs/zmq/tests/test_log.py b/scripts/external_libs/zmq/tests/test_log.py
new file mode 100644
index 00000000..9206f095
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_log.py
@@ -0,0 +1,116 @@
+# encoding: utf-8
+
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+
+import logging
+import time
+from unittest import TestCase
+
+import zmq
+from zmq.log import handlers
+from zmq.utils.strtypes import b, u
+from zmq.tests import BaseZMQTestCase
+
+
+class TestPubLog(BaseZMQTestCase):
+    
+    iface = 'inproc://zmqlog'
+    topic= 'zmq'
+    
+    @property
+    def logger(self):
+        # print dir(self)
+        logger = logging.getLogger('zmqtest')
+        logger.setLevel(logging.DEBUG)
+        return logger
+    
+    def connect_handler(self, topic=None):
+        topic = self.topic if topic is None else topic
+        logger = self.logger
+        pub,sub = self.create_bound_pair(zmq.PUB, zmq.SUB)
+        handler = handlers.PUBHandler(pub)
+        handler.setLevel(logging.DEBUG)
+        handler.root_topic = topic
+        logger.addHandler(handler)
+        sub.setsockopt(zmq.SUBSCRIBE, b(topic))
+        time.sleep(0.1)
+        return logger, handler, sub
+    
+    def test_init_iface(self):
+        logger = self.logger
+        ctx = self.context
+        handler = handlers.PUBHandler(self.iface)
+        self.assertFalse(handler.ctx is ctx)
+        self.sockets.append(handler.socket)
+        # handler.ctx.term()
+        handler = handlers.PUBHandler(self.iface, self.context)
+        self.sockets.append(handler.socket)
+        self.assertTrue(handler.ctx is ctx)
+        handler.setLevel(logging.DEBUG)
+        handler.root_topic = self.topic
+        logger.addHandler(handler)
+        sub = ctx.socket(zmq.SUB)
+        self.sockets.append(sub)
+        sub.setsockopt(zmq.SUBSCRIBE, b(self.topic))
+        sub.connect(self.iface)
+        import time; time.sleep(0.25)
+        msg1 = 'message'
+        logger.info(msg1)
+        
+        (topic, msg2) = sub.recv_multipart()
+        self.assertEqual(topic, b'zmq.INFO')
+        self.assertEqual(msg2, b(msg1)+b'\n')
+        logger.removeHandler(handler)
+    
+    def test_init_socket(self):
+        pub,sub = self.create_bound_pair(zmq.PUB, zmq.SUB)
+        logger = self.logger
+        handler = handlers.PUBHandler(pub)
+        handler.setLevel(logging.DEBUG)
+        handler.root_topic = self.topic
+        logger.addHandler(handler)
+        
+        self.assertTrue(handler.socket is pub)
+        self.assertTrue(handler.ctx is pub.context)
+        self.assertTrue(handler.ctx is self.context)
+        sub.setsockopt(zmq.SUBSCRIBE, b(self.topic))
+        import time; time.sleep(0.1)
+        msg1 = 'message'
+        logger.info(msg1)
+        
+        (topic, msg2) = sub.recv_multipart()
+        self.assertEqual(topic, b'zmq.INFO')
+        self.assertEqual(msg2, b(msg1)+b'\n')
+        logger.removeHandler(handler)
+    
+    def test_root_topic(self):
+        logger, handler, sub = self.connect_handler()
+        handler.socket.bind(self.iface)
+        sub2 = sub.context.socket(zmq.SUB)
+        self.sockets.append(sub2)
+        sub2.connect(self.iface)
+        sub2.setsockopt(zmq.SUBSCRIBE, b'')
+        handler.root_topic = b'twoonly'
+        msg1 = 'ignored'
+        logger.info(msg1)
+        self.assertRaisesErrno(zmq.EAGAIN, sub.recv, zmq.NOBLOCK)
+        topic,msg2 = sub2.recv_multipart()
+        self.assertEqual(topic, b'twoonly.INFO')
+        self.assertEqual(msg2, b(msg1)+b'\n')
+        
+        logger.removeHandler(handler)
+    
+    def test_unicode_message(self):
+        logger, handler, sub = self.connect_handler()
+        base_topic = b(self.topic + '.INFO')
+        for msg, expected in [
+            (u('hello'), [base_topic, b('hello\n')]),
+            (u('héllo'), [base_topic, b('héllo\n')]),
+            (u('tøpic::héllo'), [base_topic + b('.tøpic'), b('héllo\n')]),
+        ]:
+            logger.info(msg)
+            received = sub.recv_multipart()
+            self.assertEqual(received, expected)
+
diff --git a/scripts/external_libs/zmq/tests/test_message.py b/scripts/external_libs/zmq/tests/test_message.py
new file mode 100644
index 00000000..d8770bdf
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_message.py
@@ -0,0 +1,362 @@
+# -*- coding: utf8 -*-
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+
+import copy
+import sys
+try:
+    from sys import getrefcount as grc
+except ImportError:
+    grc = None
+
+import time
+from pprint import pprint
+from unittest import TestCase
+
+import zmq
+from zmq.tests import BaseZMQTestCase, SkipTest, skip_pypy, PYPY
+from zmq.utils.strtypes import unicode, bytes, b, u
+
+
+# some useful constants:
+
+x = b'x'
+
+try:
+    view = memoryview
+except NameError:
+    view = buffer
+
+if grc:
+    rc0 = grc(x)
+    v = view(x)
+    view_rc = grc(x) - rc0
+
+def await_gc(obj, rc):
+    """wait for refcount on an object to drop to an expected value
+    
+    Necessary because of the zero-copy gc thread,
+    which can take some time to receive its DECREF message.
+    """
+    for i in range(50):
+        # rc + 2 because of the refs in this function
+        if grc(obj) <= rc + 2:
+            return
+        time.sleep(0.05)
+    
+class TestFrame(BaseZMQTestCase):
+
+    @skip_pypy
+    def test_above_30(self):
+        """Message above 30 bytes are never copied by 0MQ."""
+        for i in range(5, 16):  # 32, 64,..., 65536
+            s = (2**i)*x
+            self.assertEqual(grc(s), 2)
+            m = zmq.Frame(s)
+            self.assertEqual(grc(s), 4)
+            del m
+            await_gc(s, 2)
+            self.assertEqual(grc(s), 2)
+            del s
+
+    def test_str(self):
+        """Test the str representations of the Frames."""
+        for i in range(16):
+            s = (2**i)*x
+            m = zmq.Frame(s)
+            m_str = str(m)
+            m_str_b = b(m_str) # py3compat
+            self.assertEqual(s, m_str_b)
+
+    def test_bytes(self):
+        """Test the Frame.bytes property."""
+        for i in range(1,16):
+            s = (2**i)*x
+            m = zmq.Frame(s)
+            b = m.bytes
+            self.assertEqual(s, m.bytes)
+            if not PYPY:
+                # check that it copies
+                self.assert_(b is not s)
+            # check that it copies only once
+            self.assert_(b is m.bytes)
+
+    def test_unicode(self):
+        """Test the unicode representations of the Frames."""
+        s = u('asdf')
+        self.assertRaises(TypeError, zmq.Frame, s)
+        for i in range(16):
+            s = (2**i)*u('§')
+            m = zmq.Frame(s.encode('utf8'))
+            self.assertEqual(s, unicode(m.bytes,'utf8'))
+
+    def test_len(self):
+        """Test the len of the Frames."""
+        for i in range(16):
+            s = (2**i)*x
+            m = zmq.Frame(s)
+            self.assertEqual(len(s), len(m))
+
+    @skip_pypy
+    def test_lifecycle1(self):
+        """Run through a ref counting cycle with a copy."""
+        for i in range(5, 16):  # 32, 64,..., 65536
+            s = (2**i)*x
+            rc = 2
+            self.assertEqual(grc(s), rc)
+            m = zmq.Frame(s)
+            rc += 2
+            self.assertEqual(grc(s), rc)
+            m2 = copy.copy(m)
+            rc += 1
+            self.assertEqual(grc(s), rc)
+            buf = m2.buffer
+
+            rc += view_rc
+            self.assertEqual(grc(s), rc)
+
+            self.assertEqual(s, b(str(m)))
+            self.assertEqual(s, bytes(m2))
+            self.assertEqual(s, m.bytes)
+            # self.assert_(s is str(m))
+            # self.assert_(s is str(m2))
+            del m2
+            rc -= 1
+            self.assertEqual(grc(s), rc)
+            rc -= view_rc
+            del buf
+            self.assertEqual(grc(s), rc)
+            del m
+            rc -= 2
+            await_gc(s, rc)
+            self.assertEqual(grc(s), rc)
+            self.assertEqual(rc, 2)
+            del s
+
+    @skip_pypy
+    def test_lifecycle2(self):
+        """Run through a different ref counting cycle with a copy."""
+        for i in range(5, 16):  # 32, 64,..., 65536
+            s = (2**i)*x
+            rc = 2
+            self.assertEqual(grc(s), rc)
+            m = zmq.Frame(s)
+            rc += 2
+            self.assertEqual(grc(s), rc)
+            m2 = copy.copy(m)
+            rc += 1
+            self.assertEqual(grc(s), rc)
+            buf = m.buffer
+            rc += view_rc
+            self.assertEqual(grc(s), rc)
+            self.assertEqual(s, b(str(m)))
+            self.assertEqual(s, bytes(m2))
+            self.assertEqual(s, m2.bytes)
+            self.assertEqual(s, m.bytes)
+            # self.assert_(s is str(m))
+            # self.assert_(s is str(m2))
+            del buf
+            self.assertEqual(grc(s), rc)
+            del m
+            # m.buffer is kept until m is del'd
+            rc -= view_rc
+            rc -= 1
+            self.assertEqual(grc(s), rc)
+            del m2
+            rc -= 2
+            await_gc(s, rc)
+            self.assertEqual(grc(s), rc)
+            self.assertEqual(rc, 2)
+            del s
+    
+    @skip_pypy
+    def test_tracker(self):
+        m = zmq.Frame(b'asdf', track=True)
+        self.assertFalse(m.tracker.done)
+        pm = zmq.MessageTracker(m)
+        self.assertFalse(pm.done)
+        del m
+        for i in range(10):
+            if pm.done:
+                break
+            time.sleep(0.1)
+        self.assertTrue(pm.done)
+    
+    def test_no_tracker(self):
+        m = zmq.Frame(b'asdf', track=False)
+        self.assertEqual(m.tracker, None)
+        m2 = copy.copy(m)
+        self.assertEqual(m2.tracker, None)
+        self.assertRaises(ValueError, zmq.MessageTracker, m)
+    
+    @skip_pypy
+    def test_multi_tracker(self):
+        m = zmq.Frame(b'asdf', track=True)
+        m2 = zmq.Frame(b'whoda', track=True)
+        mt = zmq.MessageTracker(m,m2)
+        self.assertFalse(m.tracker.done)
+        self.assertFalse(mt.done)
+        self.assertRaises(zmq.NotDone, mt.wait, 0.1)
+        del m
+        time.sleep(0.1)
+        self.assertRaises(zmq.NotDone, mt.wait, 0.1)
+        self.assertFalse(mt.done)
+        del m2
+        self.assertTrue(mt.wait() is None)
+        self.assertTrue(mt.done)
+        
+    
+    def test_buffer_in(self):
+        """test using a buffer as input"""
+        ins = b("§§¶•ªº˜µ¬˚…∆˙åß∂©œ∑´†≈ç√")
+        m = zmq.Frame(view(ins))
+    
+    def test_bad_buffer_in(self):
+        """test using a bad object"""
+        self.assertRaises(TypeError, zmq.Frame, 5)
+        self.assertRaises(TypeError, zmq.Frame, object())
+        
+    def test_buffer_out(self):
+        """receiving buffered output"""
+        ins = b("§§¶•ªº˜µ¬˚…∆˙åß∂©œ∑´†≈ç√")
+        m = zmq.Frame(ins)
+        outb = m.buffer
+        self.assertTrue(isinstance(outb, view))
+        self.assert_(outb is m.buffer)
+        self.assert_(m.buffer is m.buffer)
+    
+    def test_multisend(self):
+        """ensure that a message remains intact after multiple sends"""
+        a,b = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+        s = b"message"
+        m = zmq.Frame(s)
+        self.assertEqual(s, m.bytes)
+        
+        a.send(m, copy=False)
+        time.sleep(0.1)
+        self.assertEqual(s, m.bytes)
+        a.send(m, copy=False)
+        time.sleep(0.1)
+        self.assertEqual(s, m.bytes)
+        a.send(m, copy=True)
+        time.sleep(0.1)
+        self.assertEqual(s, m.bytes)
+        a.send(m, copy=True)
+        time.sleep(0.1)
+        self.assertEqual(s, m.bytes)
+        for i in range(4):
+            r = b.recv()
+            self.assertEqual(s,r)
+        self.assertEqual(s, m.bytes)
+    
+    def test_buffer_numpy(self):
+        """test non-copying numpy array messages"""
+        try:
+            import numpy
+        except ImportError:
+            raise SkipTest("numpy required")
+        rand = numpy.random.randint
+        shapes = [ rand(2,16) for i in range(5) ]
+        for i in range(1,len(shapes)+1):
+            shape = shapes[:i]
+            A = numpy.random.random(shape)
+            m = zmq.Frame(A)
+            if view.__name__ == 'buffer':
+                self.assertEqual(A.data, m.buffer)
+                B = numpy.frombuffer(m.buffer,dtype=A.dtype).reshape(A.shape)
+            else:
+                self.assertEqual(memoryview(A), m.buffer)
+                B = numpy.array(m.buffer,dtype=A.dtype).reshape(A.shape)
+            self.assertEqual((A==B).all(), True)
+    
+    def test_memoryview(self):
+        """test messages from memoryview"""
+        major,minor = sys.version_info[:2]
+        if not (major >= 3 or (major == 2 and minor >= 7)):
+            raise SkipTest("memoryviews only in python >= 2.7")
+
+        s = b'carrotjuice'
+        v = memoryview(s)
+        m = zmq.Frame(s)
+        buf = m.buffer
+        s2 = buf.tobytes()
+        self.assertEqual(s2,s)
+        self.assertEqual(m.bytes,s)
+    
+    def test_noncopying_recv(self):
+        """check for clobbering message buffers"""
+        null = b'\0'*64
+        sa,sb = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+        for i in range(32):
+            # try a few times
+            sb.send(null, copy=False)
+            m = sa.recv(copy=False)
+            mb = m.bytes
+            # buf = view(m)
+            buf = m.buffer
+            del m
+            for i in range(5):
+                ff=b'\xff'*(40 + i*10)
+                sb.send(ff, copy=False)
+                m2 = sa.recv(copy=False)
+                if view.__name__ == 'buffer':
+                    b = bytes(buf)
+                else:
+                    b = buf.tobytes()
+                self.assertEqual(b, null)
+                self.assertEqual(mb, null)
+                self.assertEqual(m2.bytes, ff)
+
+    @skip_pypy
+    def test_buffer_numpy(self):
+        """test non-copying numpy array messages"""
+        try:
+            import numpy
+        except ImportError:
+            raise SkipTest("requires numpy")
+        if sys.version_info < (2,7):
+            raise SkipTest("requires new-style buffer interface (py >= 2.7)")
+        rand = numpy.random.randint
+        shapes = [ rand(2,5) for i in range(5) ]
+        a,b = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+        dtypes = [int, float, '>i4', 'B']
+        for i in range(1,len(shapes)+1):
+            shape = shapes[:i]
+            for dt in dtypes:
+                A = numpy.empty(shape, dtype=dt)
+                while numpy.isnan(A).any():
+                    # don't let nan sneak in
+                    A = numpy.ndarray(shape, dtype=dt)
+                a.send(A, copy=False)
+                msg = b.recv(copy=False)
+                
+                B = numpy.frombuffer(msg, A.dtype).reshape(A.shape)
+                self.assertEqual(A.shape, B.shape)
+                self.assertTrue((A==B).all())
+            A = numpy.empty(shape, dtype=[('a', int), ('b', float), ('c', 'a32')])
+            A['a'] = 1024
+            A['b'] = 1e9
+            A['c'] = 'hello there'
+            a.send(A, copy=False)
+            msg = b.recv(copy=False)
+            
+            B = numpy.frombuffer(msg, A.dtype).reshape(A.shape)
+            self.assertEqual(A.shape, B.shape)
+            self.assertTrue((A==B).all())
+    
+    def test_frame_more(self):
+        """test Frame.more attribute"""
+        frame = zmq.Frame(b"hello")
+        self.assertFalse(frame.more)
+        sa,sb = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+        sa.send_multipart([b'hi', b'there'])
+        frame = self.recv(sb, copy=False)
+        self.assertTrue(frame.more)
+        if zmq.zmq_version_info()[0] >= 3 and not PYPY:
+            self.assertTrue(frame.get(zmq.MORE))
+        frame = self.recv(sb, copy=False)
+        self.assertFalse(frame.more)
+        if zmq.zmq_version_info()[0] >= 3 and not PYPY:
+            self.assertFalse(frame.get(zmq.MORE))
+
diff --git a/scripts/external_libs/zmq/tests/test_monitor.py b/scripts/external_libs/zmq/tests/test_monitor.py
new file mode 100644
index 00000000..4f035388
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_monitor.py
@@ -0,0 +1,71 @@
+# -*- coding: utf-8 -*-
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+
+import sys
+import time
+import struct
+
+from unittest import TestCase
+
+import zmq
+from zmq.tests import BaseZMQTestCase, skip_if, skip_pypy
+from zmq.utils.monitor import recv_monitor_message
+
+skip_lt_4 = skip_if(zmq.zmq_version_info() < (4,), "requires zmq >= 4")
+
+class TestSocketMonitor(BaseZMQTestCase):
+
+    @skip_lt_4
+    def test_monitor(self):
+        """Test monitoring interface for sockets."""
+        s_rep = self.context.socket(zmq.REP)
+        s_req = self.context.socket(zmq.REQ)
+        self.sockets.extend([s_rep, s_req])
+        s_req.bind("tcp://127.0.0.1:6666")
+        # try monitoring the REP socket
+        
+        s_rep.monitor("inproc://monitor.rep", zmq.EVENT_ALL)
+        # create listening socket for monitor
+        s_event = self.context.socket(zmq.PAIR)
+        self.sockets.append(s_event)
+        s_event.connect("inproc://monitor.rep")
+        s_event.linger = 0
+        # test receive event for connect event
+        s_rep.connect("tcp://127.0.0.1:6666")
+        m = recv_monitor_message(s_event)
+        if m['event'] == zmq.EVENT_CONNECT_DELAYED:
+            self.assertEqual(m['endpoint'], b"tcp://127.0.0.1:6666")
+            # test receive event for connected event
+            m = recv_monitor_message(s_event)
+        self.assertEqual(m['event'], zmq.EVENT_CONNECTED)
+        self.assertEqual(m['endpoint'], b"tcp://127.0.0.1:6666")
+
+        # test monitor can be disabled.
+        s_rep.disable_monitor()
+        m = recv_monitor_message(s_event)
+        self.assertEqual(m['event'], zmq.EVENT_MONITOR_STOPPED)
+
+
+    @skip_lt_4
+    def test_monitor_connected(self):
+        """Test connected monitoring socket."""
+        s_rep = self.context.socket(zmq.REP)
+        s_req = self.context.socket(zmq.REQ)
+        self.sockets.extend([s_rep, s_req])
+        s_req.bind("tcp://127.0.0.1:6667")
+        # try monitoring the REP socket
+        # create listening socket for monitor
+        s_event = s_rep.get_monitor_socket()
+        s_event.linger = 0
+        self.sockets.append(s_event)
+        # test receive event for connect event
+        s_rep.connect("tcp://127.0.0.1:6667")
+        m = recv_monitor_message(s_event)
+        if m['event'] == zmq.EVENT_CONNECT_DELAYED:
+            self.assertEqual(m['endpoint'], b"tcp://127.0.0.1:6667")
+            # test receive event for connected event
+            m = recv_monitor_message(s_event)
+        self.assertEqual(m['event'], zmq.EVENT_CONNECTED)
+        self.assertEqual(m['endpoint'], b"tcp://127.0.0.1:6667")
diff --git a/scripts/external_libs/zmq/tests/test_monqueue.py b/scripts/external_libs/zmq/tests/test_monqueue.py
new file mode 100644
index 00000000..e855602e
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_monqueue.py
@@ -0,0 +1,227 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+import time
+from unittest import TestCase
+
+import zmq
+from zmq import devices
+
+from zmq.tests import BaseZMQTestCase, SkipTest, PYPY
+from zmq.utils.strtypes import unicode
+
+
+if PYPY or zmq.zmq_version_info() >= (4,1):
+    # cleanup of shared Context doesn't work on PyPy
+    # there also seems to be a bug in cleanup in libzmq-4.1 (zeromq/libzmq#1052)
+    devices.Device.context_factory = zmq.Context
+
+
+class TestMonitoredQueue(BaseZMQTestCase):
+    
+    sockets = []
+    
+    def build_device(self, mon_sub=b"", in_prefix=b'in', out_prefix=b'out'):
+        self.device = devices.ThreadMonitoredQueue(zmq.PAIR, zmq.PAIR, zmq.PUB,
+                                            in_prefix, out_prefix)
+        alice = self.context.socket(zmq.PAIR)
+        bob = self.context.socket(zmq.PAIR)
+        mon = self.context.socket(zmq.SUB)
+        
+        aport = alice.bind_to_random_port('tcp://127.0.0.1')
+        bport = bob.bind_to_random_port('tcp://127.0.0.1')
+        mport = mon.bind_to_random_port('tcp://127.0.0.1')
+        mon.setsockopt(zmq.SUBSCRIBE, mon_sub)
+        
+        self.device.connect_in("tcp://127.0.0.1:%i"%aport)
+        self.device.connect_out("tcp://127.0.0.1:%i"%bport)
+        self.device.connect_mon("tcp://127.0.0.1:%i"%mport)
+        self.device.start()
+        time.sleep(.2)
+        try:
+            # this is currenlty necessary to ensure no dropped monitor messages
+            # see LIBZMQ-248 for more info
+            mon.recv_multipart(zmq.NOBLOCK)
+        except zmq.ZMQError:
+            pass
+        self.sockets.extend([alice, bob, mon])
+        return alice, bob, mon
+        
+    
+    def teardown_device(self):
+        for socket in self.sockets:
+            socket.close()
+            del socket
+        del self.device
+        
+    def test_reply(self):
+        alice, bob, mon = self.build_device()
+        alices = b"hello bob".split()
+        alice.send_multipart(alices)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices, bobs)
+        bobs = b"hello alice".split()
+        bob.send_multipart(bobs)
+        alices = self.recv_multipart(alice)
+        self.assertEqual(alices, bobs)
+        self.teardown_device()
+    
+    def test_queue(self):
+        alice, bob, mon = self.build_device()
+        alices = b"hello bob".split()
+        alice.send_multipart(alices)
+        alices2 = b"hello again".split()
+        alice.send_multipart(alices2)
+        alices3 = b"hello again and again".split()
+        alice.send_multipart(alices3)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices, bobs)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices2, bobs)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices3, bobs)
+        bobs = b"hello alice".split()
+        bob.send_multipart(bobs)
+        alices = self.recv_multipart(alice)
+        self.assertEqual(alices, bobs)
+        self.teardown_device()
+    
+    def test_monitor(self):
+        alice, bob, mon = self.build_device()
+        alices = b"hello bob".split()
+        alice.send_multipart(alices)
+        alices2 = b"hello again".split()
+        alice.send_multipart(alices2)
+        alices3 = b"hello again and again".split()
+        alice.send_multipart(alices3)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices, bobs)
+        mons = self.recv_multipart(mon)
+        self.assertEqual([b'in']+bobs, mons)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices2, bobs)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices3, bobs)
+        mons = self.recv_multipart(mon)
+        self.assertEqual([b'in']+alices2, mons)
+        bobs = b"hello alice".split()
+        bob.send_multipart(bobs)
+        alices = self.recv_multipart(alice)
+        self.assertEqual(alices, bobs)
+        mons = self.recv_multipart(mon)
+        self.assertEqual([b'in']+alices3, mons)
+        mons = self.recv_multipart(mon)
+        self.assertEqual([b'out']+bobs, mons)
+        self.teardown_device()
+    
+    def test_prefix(self):
+        alice, bob, mon = self.build_device(b"", b'foo', b'bar')
+        alices = b"hello bob".split()
+        alice.send_multipart(alices)
+        alices2 = b"hello again".split()
+        alice.send_multipart(alices2)
+        alices3 = b"hello again and again".split()
+        alice.send_multipart(alices3)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices, bobs)
+        mons = self.recv_multipart(mon)
+        self.assertEqual([b'foo']+bobs, mons)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices2, bobs)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices3, bobs)
+        mons = self.recv_multipart(mon)
+        self.assertEqual([b'foo']+alices2, mons)
+        bobs = b"hello alice".split()
+        bob.send_multipart(bobs)
+        alices = self.recv_multipart(alice)
+        self.assertEqual(alices, bobs)
+        mons = self.recv_multipart(mon)
+        self.assertEqual([b'foo']+alices3, mons)
+        mons = self.recv_multipart(mon)
+        self.assertEqual([b'bar']+bobs, mons)
+        self.teardown_device()
+    
+    def test_monitor_subscribe(self):
+        alice, bob, mon = self.build_device(b"out")
+        alices = b"hello bob".split()
+        alice.send_multipart(alices)
+        alices2 = b"hello again".split()
+        alice.send_multipart(alices2)
+        alices3 = b"hello again and again".split()
+        alice.send_multipart(alices3)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices, bobs)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices2, bobs)
+        bobs = self.recv_multipart(bob)
+        self.assertEqual(alices3, bobs)
+        bobs = b"hello alice".split()
+        bob.send_multipart(bobs)
+        alices = self.recv_multipart(alice)
+        self.assertEqual(alices, bobs)
+        mons = self.recv_multipart(mon)
+        self.assertEqual([b'out']+bobs, mons)
+        self.teardown_device()
+    
+    def test_router_router(self):
+        """test router-router MQ devices"""
+        dev = devices.ThreadMonitoredQueue(zmq.ROUTER, zmq.ROUTER, zmq.PUB, b'in', b'out')
+        self.device = dev
+        dev.setsockopt_in(zmq.LINGER, 0)
+        dev.setsockopt_out(zmq.LINGER, 0)
+        dev.setsockopt_mon(zmq.LINGER, 0)
+        
+        binder = self.context.socket(zmq.DEALER)
+        porta = binder.bind_to_random_port('tcp://127.0.0.1')
+        portb = binder.bind_to_random_port('tcp://127.0.0.1')
+        binder.close()
+        time.sleep(0.1)
+        a = self.context.socket(zmq.DEALER)
+        a.identity = b'a'
+        b = self.context.socket(zmq.DEALER)
+        b.identity = b'b'
+        self.sockets.extend([a, b])
+        
+        a.connect('tcp://127.0.0.1:%i'%porta)
+        dev.bind_in('tcp://127.0.0.1:%i'%porta)
+        b.connect('tcp://127.0.0.1:%i'%portb)
+        dev.bind_out('tcp://127.0.0.1:%i'%portb)
+        dev.start()
+        time.sleep(0.2)
+        if zmq.zmq_version_info() >= (3,1,0):
+            # flush erroneous poll state, due to LIBZMQ-280
+            ping_msg = [ b'ping', b'pong' ]
+            for s in (a,b):
+                s.send_multipart(ping_msg)
+                try:
+                    s.recv(zmq.NOBLOCK)
+                except zmq.ZMQError:
+                    pass
+        msg = [ b'hello', b'there' ]
+        a.send_multipart([b'b']+msg)
+        bmsg = self.recv_multipart(b)
+        self.assertEqual(bmsg, [b'a']+msg)
+        b.send_multipart(bmsg)
+        amsg = self.recv_multipart(a)
+        self.assertEqual(amsg, [b'b']+msg)
+        self.teardown_device()
+    
+    def test_default_mq_args(self):
+        self.device = dev = devices.ThreadMonitoredQueue(zmq.ROUTER, zmq.DEALER, zmq.PUB)
+        dev.setsockopt_in(zmq.LINGER, 0)
+        dev.setsockopt_out(zmq.LINGER, 0)
+        dev.setsockopt_mon(zmq.LINGER, 0)
+        # this will raise if default args are wrong
+        dev.start()
+        self.teardown_device()
+    
+    def test_mq_check_prefix(self):
+        ins = self.context.socket(zmq.ROUTER)
+        outs = self.context.socket(zmq.DEALER)
+        mons = self.context.socket(zmq.PUB)
+        self.sockets.extend([ins, outs, mons])
+        
+        ins = unicode('in')
+        outs = unicode('out')
+        self.assertRaises(TypeError, devices.monitoredqueue, ins, outs, mons)
diff --git a/scripts/external_libs/zmq/tests/test_multipart.py b/scripts/external_libs/zmq/tests/test_multipart.py
new file mode 100644
index 00000000..24d41be0
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_multipart.py
@@ -0,0 +1,35 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+
+import zmq
+
+
+from zmq.tests import BaseZMQTestCase, SkipTest, have_gevent, GreenTest
+
+
+class TestMultipart(BaseZMQTestCase):
+
+    def test_router_dealer(self):
+        router, dealer = self.create_bound_pair(zmq.ROUTER, zmq.DEALER)
+
+        msg1 = b'message1'
+        dealer.send(msg1)
+        ident = self.recv(router)
+        more = router.rcvmore
+        self.assertEqual(more, True)
+        msg2 = self.recv(router)
+        self.assertEqual(msg1, msg2)
+        more = router.rcvmore
+        self.assertEqual(more, False)
+    
+    def test_basic_multipart(self):
+        a,b = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+        msg = [ b'hi', b'there', b'b']
+        a.send_multipart(msg)
+        recvd = b.recv_multipart()
+        self.assertEqual(msg, recvd)
+
+if have_gevent:
+    class TestMultipartGreen(GreenTest, TestMultipart):
+        pass
diff --git a/scripts/external_libs/zmq/tests/test_pair.py b/scripts/external_libs/zmq/tests/test_pair.py
new file mode 100644
index 00000000..e88c1e8b
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_pair.py
@@ -0,0 +1,53 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+
+import zmq
+
+
+from zmq.tests import BaseZMQTestCase, have_gevent, GreenTest
+
+
+x = b' '
+class TestPair(BaseZMQTestCase):
+
+    def test_basic(self):
+        s1, s2 = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+
+        msg1 = b'message1'
+        msg2 = self.ping_pong(s1, s2, msg1)
+        self.assertEqual(msg1, msg2)
+
+    def test_multiple(self):
+        s1, s2 = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+
+        for i in range(10):
+            msg = i*x
+            s1.send(msg)
+
+        for i in range(10):
+            msg = i*x
+            s2.send(msg)
+
+        for i in range(10):
+            msg = s1.recv()
+            self.assertEqual(msg, i*x)
+
+        for i in range(10):
+            msg = s2.recv()
+            self.assertEqual(msg, i*x)
+
+    def test_json(self):
+        s1, s2 = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+        o = dict(a=10,b=list(range(10)))
+        o2 = self.ping_pong_json(s1, s2, o)
+
+    def test_pyobj(self):
+        s1, s2 = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+        o = dict(a=10,b=range(10))
+        o2 = self.ping_pong_pyobj(s1, s2, o)
+
+if have_gevent:
+    class TestReqRepGreen(GreenTest, TestPair):
+        pass
+
diff --git a/scripts/external_libs/zmq/tests/test_poll.py b/scripts/external_libs/zmq/tests/test_poll.py
new file mode 100644
index 00000000..57346c89
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_poll.py
@@ -0,0 +1,229 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+
+import time
+from unittest import TestCase
+
+import zmq
+
+from zmq.tests import PollZMQTestCase, have_gevent, GreenTest
+
+def wait():
+    time.sleep(.25)
+
+
+class TestPoll(PollZMQTestCase):
+
+    Poller = zmq.Poller
+
+    # This test is failing due to this issue:
+    # http://github.com/sustrik/zeromq2/issues#issue/26
+    def test_pair(self):
+        s1, s2 = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+
+        # Sleep to allow sockets to connect.
+        wait()
+
+        poller = self.Poller()
+        poller.register(s1, zmq.POLLIN|zmq.POLLOUT)
+        poller.register(s2, zmq.POLLIN|zmq.POLLOUT)
+        # Poll result should contain both sockets
+        socks = dict(poller.poll())
+        # Now make sure that both are send ready.
+        self.assertEqual(socks[s1], zmq.POLLOUT)
+        self.assertEqual(socks[s2], zmq.POLLOUT)
+        # Now do a send on both, wait and test for zmq.POLLOUT|zmq.POLLIN
+        s1.send(b'msg1')
+        s2.send(b'msg2')
+        wait()
+        socks = dict(poller.poll())
+        self.assertEqual(socks[s1], zmq.POLLOUT|zmq.POLLIN)
+        self.assertEqual(socks[s2], zmq.POLLOUT|zmq.POLLIN)
+        # Make sure that both are in POLLOUT after recv.
+        s1.recv()
+        s2.recv()
+        socks = dict(poller.poll())
+        self.assertEqual(socks[s1], zmq.POLLOUT)
+        self.assertEqual(socks[s2], zmq.POLLOUT)
+
+        poller.unregister(s1)
+        poller.unregister(s2)
+
+        # Wait for everything to finish.
+        wait()
+
+    def test_reqrep(self):
+        s1, s2 = self.create_bound_pair(zmq.REP, zmq.REQ)
+
+        # Sleep to allow sockets to connect.
+        wait()
+
+        poller = self.Poller()
+        poller.register(s1, zmq.POLLIN|zmq.POLLOUT)
+        poller.register(s2, zmq.POLLIN|zmq.POLLOUT)
+
+        # Make sure that s1 is in state 0 and s2 is in POLLOUT
+        socks = dict(poller.poll())
+        self.assertEqual(s1 in socks, 0)
+        self.assertEqual(socks[s2], zmq.POLLOUT)
+
+        # Make sure that s2 goes immediately into state 0 after send.
+        s2.send(b'msg1')
+        socks = dict(poller.poll())
+        self.assertEqual(s2 in socks, 0)
+
+        # Make sure that s1 goes into POLLIN state after a time.sleep().
+        time.sleep(0.5)
+        socks = dict(poller.poll())
+        self.assertEqual(socks[s1], zmq.POLLIN)
+
+        # Make sure that s1 goes into POLLOUT after recv.
+        s1.recv()
+        socks = dict(poller.poll())
+        self.assertEqual(socks[s1], zmq.POLLOUT)
+
+        # Make sure s1 goes into state 0 after send.
+        s1.send(b'msg2')
+        socks = dict(poller.poll())
+        self.assertEqual(s1 in socks, 0)
+
+        # Wait and then see that s2 is in POLLIN.
+        time.sleep(0.5)
+        socks = dict(poller.poll())
+        self.assertEqual(socks[s2], zmq.POLLIN)
+
+        # Make sure that s2 is in POLLOUT after recv.
+        s2.recv()
+        socks = dict(poller.poll())
+        self.assertEqual(socks[s2], zmq.POLLOUT)
+
+        poller.unregister(s1)
+        poller.unregister(s2)
+
+        # Wait for everything to finish.
+        wait()
+    
+    def test_no_events(self):
+        s1, s2 = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+        poller = self.Poller()
+        poller.register(s1, zmq.POLLIN|zmq.POLLOUT)
+        poller.register(s2, 0)
+        self.assertTrue(s1 in poller)
+        self.assertFalse(s2 in poller)
+        poller.register(s1, 0)
+        self.assertFalse(s1 in poller)
+
+    def test_pubsub(self):
+        s1, s2 = self.create_bound_pair(zmq.PUB, zmq.SUB)
+        s2.setsockopt(zmq.SUBSCRIBE, b'')
+
+        # Sleep to allow sockets to connect.
+        wait()
+
+        poller = self.Poller()
+        poller.register(s1, zmq.POLLIN|zmq.POLLOUT)
+        poller.register(s2, zmq.POLLIN)
+
+        # Now make sure that both are send ready.
+        socks = dict(poller.poll())
+        self.assertEqual(socks[s1], zmq.POLLOUT)
+        self.assertEqual(s2 in socks, 0)
+        # Make sure that s1 stays in POLLOUT after a send.
+        s1.send(b'msg1')
+        socks = dict(poller.poll())
+        self.assertEqual(socks[s1], zmq.POLLOUT)
+
+        # Make sure that s2 is POLLIN after waiting.
+        wait()
+        socks = dict(poller.poll())
+        self.assertEqual(socks[s2], zmq.POLLIN)
+
+        # Make sure that s2 goes into 0 after recv.
+        s2.recv()
+        socks = dict(poller.poll())
+        self.assertEqual(s2 in socks, 0)
+
+        poller.unregister(s1)
+        poller.unregister(s2)
+
+        # Wait for everything to finish.
+        wait()
+    def test_timeout(self):
+        """make sure Poller.poll timeout has the right units (milliseconds)."""
+        s1, s2 = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+        poller = self.Poller()
+        poller.register(s1, zmq.POLLIN)
+        tic = time.time()
+        evt = poller.poll(.005)
+        toc = time.time()
+        self.assertTrue(toc-tic < 0.1)
+        tic = time.time()
+        evt = poller.poll(5)
+        toc = time.time()
+        self.assertTrue(toc-tic < 0.1)
+        self.assertTrue(toc-tic > .001)
+        tic = time.time()
+        evt = poller.poll(500)
+        toc = time.time()
+        self.assertTrue(toc-tic < 1)
+        self.assertTrue(toc-tic > 0.1)
+
+class TestSelect(PollZMQTestCase):
+
+    def test_pair(self):
+        s1, s2 = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+
+        # Sleep to allow sockets to connect.
+        wait()
+
+        rlist, wlist, xlist = zmq.select([s1, s2], [s1, s2], [s1, s2])
+        self.assert_(s1 in wlist)
+        self.assert_(s2 in wlist)
+        self.assert_(s1 not in rlist)
+        self.assert_(s2 not in rlist)
+
+    def test_timeout(self):
+        """make sure select timeout has the right units (seconds)."""
+        s1, s2 = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+        tic = time.time()
+        r,w,x = zmq.select([s1,s2],[],[],.005)
+        toc = time.time()
+        self.assertTrue(toc-tic < 1)
+        self.assertTrue(toc-tic > 0.001)
+        tic = time.time()
+        r,w,x = zmq.select([s1,s2],[],[],.25)
+        toc = time.time()
+        self.assertTrue(toc-tic < 1)
+        self.assertTrue(toc-tic > 0.1)
+
+
+if have_gevent:
+    import gevent
+    from zmq import green as gzmq
+
+    class TestPollGreen(GreenTest, TestPoll):
+        Poller = gzmq.Poller
+
+        def test_wakeup(self):
+            s1, s2 = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+            poller = self.Poller()
+            poller.register(s2, zmq.POLLIN)
+
+            tic = time.time()
+            r = gevent.spawn(lambda: poller.poll(10000))
+            s = gevent.spawn(lambda: s1.send(b'msg1'))
+            r.join()
+            toc = time.time()
+            self.assertTrue(toc-tic < 1)
+        
+        def test_socket_poll(self):
+            s1, s2 = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+
+            tic = time.time()
+            r = gevent.spawn(lambda: s2.poll(10000))
+            s = gevent.spawn(lambda: s1.send(b'msg1'))
+            r.join()
+            toc = time.time()
+            self.assertTrue(toc-tic < 1)
+
diff --git a/scripts/external_libs/zmq/tests/test_pubsub.py b/scripts/external_libs/zmq/tests/test_pubsub.py
new file mode 100644
index 00000000..a3ee22aa
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_pubsub.py
@@ -0,0 +1,41 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+
+import time
+from unittest import TestCase
+
+import zmq
+
+from zmq.tests import BaseZMQTestCase, have_gevent, GreenTest
+
+
+class TestPubSub(BaseZMQTestCase):
+
+    pass
+
+    # We are disabling this test while an issue is being resolved.
+    def test_basic(self):
+        s1, s2 = self.create_bound_pair(zmq.PUB, zmq.SUB)
+        s2.setsockopt(zmq.SUBSCRIBE,b'')
+        time.sleep(0.1)
+        msg1 = b'message'
+        s1.send(msg1)
+        msg2 = s2.recv()  # This is blocking!
+        self.assertEqual(msg1, msg2)
+
+    def test_topic(self):
+        s1, s2 = self.create_bound_pair(zmq.PUB, zmq.SUB)
+        s2.setsockopt(zmq.SUBSCRIBE, b'x')
+        time.sleep(0.1)
+        msg1 = b'message'
+        s1.send(msg1)
+        self.assertRaisesErrno(zmq.EAGAIN, s2.recv, zmq.NOBLOCK)
+        msg1 = b'xmessage'
+        s1.send(msg1)
+        msg2 = s2.recv()
+        self.assertEqual(msg1, msg2)
+
+if have_gevent:
+    class TestPubSubGreen(GreenTest, TestPubSub):
+        pass
diff --git a/scripts/external_libs/zmq/tests/test_reqrep.py b/scripts/external_libs/zmq/tests/test_reqrep.py
new file mode 100644
index 00000000..de17f2b3
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_reqrep.py
@@ -0,0 +1,62 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+
+from unittest import TestCase
+
+import zmq
+from zmq.tests import BaseZMQTestCase, have_gevent, GreenTest
+
+
+class TestReqRep(BaseZMQTestCase):
+
+    def test_basic(self):
+        s1, s2 = self.create_bound_pair(zmq.REQ, zmq.REP)
+
+        msg1 = b'message 1'
+        msg2 = self.ping_pong(s1, s2, msg1)
+        self.assertEqual(msg1, msg2)
+
+    def test_multiple(self):
+        s1, s2 = self.create_bound_pair(zmq.REQ, zmq.REP)
+
+        for i in range(10):
+            msg1 = i*b' '
+            msg2 = self.ping_pong(s1, s2, msg1)
+            self.assertEqual(msg1, msg2)
+
+    def test_bad_send_recv(self):
+        s1, s2 = self.create_bound_pair(zmq.REQ, zmq.REP)
+        
+        if zmq.zmq_version() != '2.1.8':
+            # this doesn't work on 2.1.8
+            for copy in (True,False):
+                self.assertRaisesErrno(zmq.EFSM, s1.recv, copy=copy)
+                self.assertRaisesErrno(zmq.EFSM, s2.send, b'asdf', copy=copy)
+
+        # I have to have this or we die on an Abort trap.
+        msg1 = b'asdf'
+        msg2 = self.ping_pong(s1, s2, msg1)
+        self.assertEqual(msg1, msg2)
+
+    def test_json(self):
+        s1, s2 = self.create_bound_pair(zmq.REQ, zmq.REP)
+        o = dict(a=10,b=list(range(10)))
+        o2 = self.ping_pong_json(s1, s2, o)
+
+    def test_pyobj(self):
+        s1, s2 = self.create_bound_pair(zmq.REQ, zmq.REP)
+        o = dict(a=10,b=range(10))
+        o2 = self.ping_pong_pyobj(s1, s2, o)
+
+    def test_large_msg(self):
+        s1, s2 = self.create_bound_pair(zmq.REQ, zmq.REP)
+        msg1 = 10000*b'X'
+
+        for i in range(10):
+            msg2 = self.ping_pong(s1, s2, msg1)
+            self.assertEqual(msg1, msg2)
+
+if have_gevent:
+    class TestReqRepGreen(GreenTest, TestReqRep):
+        pass
diff --git a/scripts/external_libs/zmq/tests/test_security.py b/scripts/external_libs/zmq/tests/test_security.py
new file mode 100644
index 00000000..687b7e0f
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_security.py
@@ -0,0 +1,212 @@
+"""Test libzmq security (libzmq >= 3.3.0)"""
+# -*- coding: utf8 -*-
+
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+import os
+from threading import Thread
+
+import zmq
+from zmq.tests import (
+    BaseZMQTestCase, SkipTest, PYPY
+)
+from zmq.utils import z85
+
+
+USER = b"admin"
+PASS = b"password"
+
+class TestSecurity(BaseZMQTestCase):
+    
+    def setUp(self):
+        if zmq.zmq_version_info() < (4,0):
+            raise SkipTest("security is new in libzmq 4.0")
+        try:
+            zmq.curve_keypair()
+        except zmq.ZMQError:
+            raise SkipTest("security requires libzmq to be linked against libsodium")
+        super(TestSecurity, self).setUp()
+    
+    
+    def zap_handler(self):
+        socket = self.context.socket(zmq.REP)
+        socket.bind("inproc://zeromq.zap.01")
+        try:
+            msg = self.recv_multipart(socket)
+
+            version, sequence, domain, address, identity, mechanism = msg[:6]
+            if mechanism == b'PLAIN':
+                username, password = msg[6:]
+            elif mechanism == b'CURVE':
+                key = msg[6]
+
+            self.assertEqual(version, b"1.0")
+            self.assertEqual(identity, b"IDENT")
+            reply = [version, sequence]
+            if mechanism == b'CURVE' or \
+                (mechanism == b'PLAIN' and username == USER and password == PASS) or \
+                (mechanism == b'NULL'):
+                reply.extend([
+                    b"200",
+                    b"OK",
+                    b"anonymous",
+                    b"\5Hello\0\0\0\5World",
+                ])
+            else:
+                reply.extend([
+                    b"400",
+                    b"Invalid username or password",
+                    b"",
+                    b"",
+                ])
+            socket.send_multipart(reply)
+        finally:
+            socket.close()
+    
+    def start_zap(self):
+        self.zap_thread = Thread(target=self.zap_handler)
+        self.zap_thread.start()
+    
+    def stop_zap(self):
+        self.zap_thread.join()
+
+    def bounce(self, server, client, test_metadata=True):
+        msg = [os.urandom(64), os.urandom(64)]
+        client.send_multipart(msg)
+        frames = self.recv_multipart(server, copy=False)
+        recvd = list(map(lambda x: x.bytes, frames))
+
+        try:
+            if test_metadata and not PYPY:
+                for frame in frames:
+                    self.assertEqual(frame.get('User-Id'), 'anonymous')
+                    self.assertEqual(frame.get('Hello'), 'World')
+                    self.assertEqual(frame['Socket-Type'], 'DEALER')
+        except zmq.ZMQVersionError:
+            pass
+
+        self.assertEqual(recvd, msg)
+        server.send_multipart(recvd)
+        msg2 = self.recv_multipart(client)
+        self.assertEqual(msg2, msg)
+    
+    def test_null(self):
+        """test NULL (default) security"""
+        server = self.socket(zmq.DEALER)
+        client = self.socket(zmq.DEALER)
+        self.assertEqual(client.MECHANISM, zmq.NULL)
+        self.assertEqual(server.mechanism, zmq.NULL)
+        self.assertEqual(client.plain_server, 0)
+        self.assertEqual(server.plain_server, 0)
+        iface = 'tcp://127.0.0.1'
+        port = server.bind_to_random_port(iface)
+        client.connect("%s:%i" % (iface, port))
+        self.bounce(server, client, False)
+
+    def test_plain(self):
+        """test PLAIN authentication"""
+        server = self.socket(zmq.DEALER)
+        server.identity = b'IDENT'
+        client = self.socket(zmq.DEALER)
+        self.assertEqual(client.plain_username, b'')
+        self.assertEqual(client.plain_password, b'')
+        client.plain_username = USER
+        client.plain_password = PASS
+        self.assertEqual(client.getsockopt(zmq.PLAIN_USERNAME), USER)
+        self.assertEqual(client.getsockopt(zmq.PLAIN_PASSWORD), PASS)
+        self.assertEqual(client.plain_server, 0)
+        self.assertEqual(server.plain_server, 0)
+        server.plain_server = True
+        self.assertEqual(server.mechanism, zmq.PLAIN)
+        self.assertEqual(client.mechanism, zmq.PLAIN)
+        
+        assert not client.plain_server
+        assert server.plain_server
+        
+        self.start_zap()
+        
+        iface = 'tcp://127.0.0.1'
+        port = server.bind_to_random_port(iface)
+        client.connect("%s:%i" % (iface, port))
+        self.bounce(server, client)
+        self.stop_zap()
+
+    def skip_plain_inauth(self):
+        """test PLAIN failed authentication"""
+        server = self.socket(zmq.DEALER)
+        server.identity = b'IDENT'
+        client = self.socket(zmq.DEALER)
+        self.sockets.extend([server, client])
+        client.plain_username = USER
+        client.plain_password = b'incorrect'
+        server.plain_server = True
+        self.assertEqual(server.mechanism, zmq.PLAIN)
+        self.assertEqual(client.mechanism, zmq.PLAIN)
+        
+        self.start_zap()
+        
+        iface = 'tcp://127.0.0.1'
+        port = server.bind_to_random_port(iface)
+        client.connect("%s:%i" % (iface, port))
+        client.send(b'ping')
+        server.rcvtimeo = 250
+        self.assertRaisesErrno(zmq.EAGAIN, server.recv)
+        self.stop_zap()
+    
+    def test_keypair(self):
+        """test curve_keypair"""
+        try:
+            public, secret = zmq.curve_keypair()
+        except zmq.ZMQError:
+            raise SkipTest("CURVE unsupported")
+        
+        self.assertEqual(type(secret), bytes)
+        self.assertEqual(type(public), bytes)
+        self.assertEqual(len(secret), 40)
+        self.assertEqual(len(public), 40)
+        
+        # verify that it is indeed Z85
+        bsecret, bpublic = [ z85.decode(key) for key in (public, secret) ]
+        self.assertEqual(type(bsecret), bytes)
+        self.assertEqual(type(bpublic), bytes)
+        self.assertEqual(len(bsecret), 32)
+        self.assertEqual(len(bpublic), 32)
+        
+    
+    def test_curve(self):
+        """test CURVE encryption"""
+        server = self.socket(zmq.DEALER)
+        server.identity = b'IDENT'
+        client = self.socket(zmq.DEALER)
+        self.sockets.extend([server, client])
+        try:
+            server.curve_server = True
+        except zmq.ZMQError as e:
+            # will raise EINVAL if not linked against libsodium
+            if e.errno == zmq.EINVAL:
+                raise SkipTest("CURVE unsupported")
+        
+        server_public, server_secret = zmq.curve_keypair()
+        client_public, client_secret = zmq.curve_keypair()
+        
+        server.curve_secretkey = server_secret
+        server.curve_publickey = server_public
+        client.curve_serverkey = server_public
+        client.curve_publickey = client_public
+        client.curve_secretkey = client_secret
+        
+        self.assertEqual(server.mechanism, zmq.CURVE)
+        self.assertEqual(client.mechanism, zmq.CURVE)
+        
+        self.assertEqual(server.get(zmq.CURVE_SERVER), True)
+        self.assertEqual(client.get(zmq.CURVE_SERVER), False)
+        
+        self.start_zap()
+        
+        iface = 'tcp://127.0.0.1'
+        port = server.bind_to_random_port(iface)
+        client.connect("%s:%i" % (iface, port))
+        self.bounce(server, client)
+        self.stop_zap()
+        
diff --git a/scripts/external_libs/zmq/tests/test_socket.py b/scripts/external_libs/zmq/tests/test_socket.py
new file mode 100644
index 00000000..5c842edc
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_socket.py
@@ -0,0 +1,450 @@
+# -*- coding: utf8 -*-
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+import time
+import warnings
+
+import zmq
+from zmq.tests import (
+    BaseZMQTestCase, SkipTest, have_gevent, GreenTest, skip_pypy, skip_if
+)
+from zmq.utils.strtypes import bytes, unicode
+
+
+class TestSocket(BaseZMQTestCase):
+
+    def test_create(self):
+        ctx = self.Context()
+        s = ctx.socket(zmq.PUB)
+        # Superluminal protocol not yet implemented
+        self.assertRaisesErrno(zmq.EPROTONOSUPPORT, s.bind, 'ftl://a')
+        self.assertRaisesErrno(zmq.EPROTONOSUPPORT, s.connect, 'ftl://a')
+        self.assertRaisesErrno(zmq.EINVAL, s.bind, 'tcp://')
+        s.close()
+        del ctx
+    
+    def test_context_manager(self):
+        url = 'inproc://a'
+        with self.Context() as ctx:
+            with ctx.socket(zmq.PUSH) as a:
+                a.bind(url)
+                with ctx.socket(zmq.PULL) as b:
+                    b.connect(url)
+                    msg = b'hi'
+                    a.send(msg)
+                    rcvd = self.recv(b)
+                    self.assertEqual(rcvd, msg)
+                self.assertEqual(b.closed, True)
+            self.assertEqual(a.closed, True)
+        self.assertEqual(ctx.closed, True)
+    
+    def test_dir(self):
+        ctx = self.Context()
+        s = ctx.socket(zmq.PUB)
+        self.assertTrue('send' in dir(s))
+        self.assertTrue('IDENTITY' in dir(s))
+        self.assertTrue('AFFINITY' in dir(s))
+        self.assertTrue('FD' in dir(s))
+        s.close()
+        ctx.term()
+
+    def test_bind_unicode(self):
+        s = self.socket(zmq.PUB)
+        p = s.bind_to_random_port(unicode("tcp://*"))
+
+    def test_connect_unicode(self):
+        s = self.socket(zmq.PUB)
+        s.connect(unicode("tcp://127.0.0.1:5555"))
+
+    def test_bind_to_random_port(self):
+        # Check that bind_to_random_port do not hide usefull exception
+        ctx = self.Context()
+        c = ctx.socket(zmq.PUB)
+        # Invalid format
+        try:
+            c.bind_to_random_port('tcp:*')
+        except zmq.ZMQError as e:
+            self.assertEqual(e.errno, zmq.EINVAL)
+        # Invalid protocol
+        try:
+            c.bind_to_random_port('rand://*')
+        except zmq.ZMQError as e:
+            self.assertEqual(e.errno, zmq.EPROTONOSUPPORT)
+
+    def test_identity(self):
+        s = self.context.socket(zmq.PULL)
+        self.sockets.append(s)
+        ident = b'identity\0\0'
+        s.identity = ident
+        self.assertEqual(s.get(zmq.IDENTITY), ident)
+
+    def test_unicode_sockopts(self):
+        """test setting/getting sockopts with unicode strings"""
+        topic = "tést"
+        if str is not unicode:
+            topic = topic.decode('utf8')
+        p,s = self.create_bound_pair(zmq.PUB, zmq.SUB)
+        self.assertEqual(s.send_unicode, s.send_unicode)
+        self.assertEqual(p.recv_unicode, p.recv_unicode)
+        self.assertRaises(TypeError, s.setsockopt, zmq.SUBSCRIBE, topic)
+        self.assertRaises(TypeError, s.setsockopt, zmq.IDENTITY, topic)
+        s.setsockopt_unicode(zmq.IDENTITY, topic, 'utf16')
+        self.assertRaises(TypeError, s.setsockopt, zmq.AFFINITY, topic)
+        s.setsockopt_unicode(zmq.SUBSCRIBE, topic)
+        self.assertRaises(TypeError, s.getsockopt_unicode, zmq.AFFINITY)
+        self.assertRaisesErrno(zmq.EINVAL, s.getsockopt_unicode, zmq.SUBSCRIBE)
+        
+        identb = s.getsockopt(zmq.IDENTITY)
+        identu = identb.decode('utf16')
+        identu2 = s.getsockopt_unicode(zmq.IDENTITY, 'utf16')
+        self.assertEqual(identu, identu2)
+        time.sleep(0.1) # wait for connection/subscription
+        p.send_unicode(topic,zmq.SNDMORE)
+        p.send_unicode(topic*2, encoding='latin-1')
+        self.assertEqual(topic, s.recv_unicode())
+        self.assertEqual(topic*2, s.recv_unicode(encoding='latin-1'))
+    
+    def test_int_sockopts(self):
+        "test integer sockopts"
+        v = zmq.zmq_version_info()
+        if v < (3,0):
+            default_hwm = 0
+        else:
+            default_hwm = 1000
+        p,s = self.create_bound_pair(zmq.PUB, zmq.SUB)
+        p.setsockopt(zmq.LINGER, 0)
+        self.assertEqual(p.getsockopt(zmq.LINGER), 0)
+        p.setsockopt(zmq.LINGER, -1)
+        self.assertEqual(p.getsockopt(zmq.LINGER), -1)
+        self.assertEqual(p.hwm, default_hwm)
+        p.hwm = 11
+        self.assertEqual(p.hwm, 11)
+        # p.setsockopt(zmq.EVENTS, zmq.POLLIN)
+        self.assertEqual(p.getsockopt(zmq.EVENTS), zmq.POLLOUT)
+        self.assertRaisesErrno(zmq.EINVAL, p.setsockopt,zmq.EVENTS, 2**7-1)
+        self.assertEqual(p.getsockopt(zmq.TYPE), p.socket_type)
+        self.assertEqual(p.getsockopt(zmq.TYPE), zmq.PUB)
+        self.assertEqual(s.getsockopt(zmq.TYPE), s.socket_type)
+        self.assertEqual(s.getsockopt(zmq.TYPE), zmq.SUB)
+        
+        # check for overflow / wrong type:
+        errors = []
+        backref = {}
+        constants = zmq.constants
+        for name in constants.__all__:
+            value = getattr(constants, name)
+            if isinstance(value, int):
+                backref[value] = name
+        for opt in zmq.constants.int_sockopts.union(zmq.constants.int64_sockopts):
+            sopt = backref[opt]
+            if sopt.startswith((
+                'ROUTER', 'XPUB', 'TCP', 'FAIL',
+                'REQ_', 'CURVE_', 'PROBE_ROUTER',
+                'IPC_FILTER', 'GSSAPI',
+                )):
+                # some sockopts are write-only
+                continue
+            try:
+                n = p.getsockopt(opt)
+            except zmq.ZMQError as e:
+                errors.append("getsockopt(zmq.%s) raised '%s'."%(sopt, e))
+            else:
+                if n > 2**31:
+                    errors.append("getsockopt(zmq.%s) returned a ridiculous value."
+                                    " It is probably the wrong type."%sopt)
+        if errors:
+            self.fail('\n'.join([''] + errors))
+    
+    def test_bad_sockopts(self):
+        """Test that appropriate errors are raised on bad socket options"""
+        s = self.context.socket(zmq.PUB)
+        self.sockets.append(s)
+        s.setsockopt(zmq.LINGER, 0)
+        # unrecognized int sockopts pass through to libzmq, and should raise EINVAL
+        self.assertRaisesErrno(zmq.EINVAL, s.setsockopt, 9999, 5)
+        self.assertRaisesErrno(zmq.EINVAL, s.getsockopt, 9999)
+        # but only int sockopts are allowed through this way, otherwise raise a TypeError
+        self.assertRaises(TypeError, s.setsockopt, 9999, b"5")
+        # some sockopts are valid in general, but not on every socket:
+        self.assertRaisesErrno(zmq.EINVAL, s.setsockopt, zmq.SUBSCRIBE, b'hi')
+    
+    def test_sockopt_roundtrip(self):
+        "test set/getsockopt roundtrip."
+        p = self.context.socket(zmq.PUB)
+        self.sockets.append(p)
+        p.setsockopt(zmq.LINGER, 11)
+        self.assertEqual(p.getsockopt(zmq.LINGER), 11)
+    
+    def test_send_unicode(self):
+        "test sending unicode objects"
+        a,b = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
+        self.sockets.extend([a,b])
+        u = "çπ§"
+        if str is not unicode:
+            u = u.decode('utf8')
+        self.assertRaises(TypeError, a.send, u,copy=False)
+        self.assertRaises(TypeError, a.send, u,copy=True)
+        a.send_unicode(u)
+        s = b.recv()
+        self.assertEqual(s,u.encode('utf8'))
+        self.assertEqual(s.decode('utf8'),u)
+        a.send_unicode(u,encoding='utf16')
+        s = b.recv_unicode(encoding='utf16')
+        self.assertEqual(s,u)
+    
+    @skip_pypy
+    def test_tracker(self):
+        "test the MessageTracker object for tracking when zmq is done with a buffer"
+        addr = 'tcp://127.0.0.1'
+        a = self.context.socket(zmq.PUB)
+        port = a.bind_to_random_port(addr)
+        a.close()
+        iface = "%s:%i"%(addr,port)
+        a = self.context.socket(zmq.PAIR)
+        # a.setsockopt(zmq.IDENTITY, b"a")
+        b = self.context.socket(zmq.PAIR)
+        self.sockets.extend([a,b])
+        a.connect(iface)
+        time.sleep(0.1)
+        p1 = a.send(b'something', copy=False, track=True)
+        self.assertTrue(isinstance(p1, zmq.MessageTracker))
+        self.assertFalse(p1.done)
+        p2 = a.send_multipart([b'something', b'else'], copy=False, track=True)
+        self.assert_(isinstance(p2, zmq.MessageTracker))
+        self.assertEqual(p2.done, False)
+        self.assertEqual(p1.done, False)
+
+        b.bind(iface)
+        msg = b.recv_multipart()
+        for i in range(10):
+            if p1.done:
+                break
+            time.sleep(0.1)
+        self.assertEqual(p1.done, True)
+        self.assertEqual(msg, [b'something'])
+        msg = b.recv_multipart()
+        for i in range(10):
+            if p2.done:
+                break
+            time.sleep(0.1)
+        self.assertEqual(p2.done, True)
+        self.assertEqual(msg, [b'something', b'else'])
+        m = zmq.Frame(b"again", track=True)
+        self.assertEqual(m.tracker.done, False)
+        p1 = a.send(m, copy=False)
+        p2 = a.send(m, copy=False)
+        self.assertEqual(m.tracker.done, False)
+        self.assertEqual(p1.done, False)
+        self.assertEqual(p2.done, False)
+        msg = b.recv_multipart()
+        self.assertEqual(m.tracker.done, False)
+        self.assertEqual(msg, [b'again'])
+        msg = b.recv_multipart()
+        self.assertEqual(m.tracker.done, False)
+        self.assertEqual(msg, [b'again'])
+        self.assertEqual(p1.done, False)
+        self.assertEqual(p2.done, False)
+        pm = m.tracker
+        del m
+        for i in range(10):
+            if p1.done:
+                break
+            time.sleep(0.1)
+        self.assertEqual(p1.done, True)
+        self.assertEqual(p2.done, True)
+        m = zmq.Frame(b'something', track=False)
+        self.assertRaises(ValueError, a.send, m, copy=False, track=True)
+        
+
+    def test_close(self):
+        ctx = self.Context()
+        s = ctx.socket(zmq.PUB)
+        s.close()
+        self.assertRaisesErrno(zmq.ENOTSOCK, s.bind, b'')
+        self.assertRaisesErrno(zmq.ENOTSOCK, s.connect, b'')
+        self.assertRaisesErrno(zmq.ENOTSOCK, s.setsockopt, zmq.SUBSCRIBE, b'')
+        self.assertRaisesErrno(zmq.ENOTSOCK, s.send, b'asdf')
+        self.assertRaisesErrno(zmq.ENOTSOCK, s.recv)
+        del ctx
+    
+    def test_attr(self):
+        """set setting/getting sockopts as attributes"""
+        s = self.context.socket(zmq.DEALER)
+        self.sockets.append(s)
+        linger = 10
+        s.linger = linger
+        self.assertEqual(linger, s.linger)
+        self.assertEqual(linger, s.getsockopt(zmq.LINGER))
+        self.assertEqual(s.fd, s.getsockopt(zmq.FD))
+    
+    def test_bad_attr(self):
+        s = self.context.socket(zmq.DEALER)
+        self.sockets.append(s)
+        try:
+            s.apple='foo'
+        except AttributeError:
+            pass
+        else:
+            self.fail("bad setattr should have raised AttributeError")
+        try:
+            s.apple
+        except AttributeError:
+            pass
+        else:
+            self.fail("bad getattr should have raised AttributeError")
+
+    def test_subclass(self):
+        """subclasses can assign attributes"""
+        class S(zmq.Socket):
+            a = None
+            def __init__(self, *a, **kw):
+                self.a=-1
+                super(S, self).__init__(*a, **kw)
+        
+        s = S(self.context, zmq.REP)
+        self.sockets.append(s)
+        self.assertEqual(s.a, -1)
+        s.a=1
+        self.assertEqual(s.a, 1)
+        a=s.a
+        self.assertEqual(a, 1)
+    
+    def test_recv_multipart(self):
+        a,b = self.create_bound_pair()
+        msg = b'hi'
+        for i in range(3):
+            a.send(msg)
+        time.sleep(0.1)
+        for i in range(3):
+            self.assertEqual(b.recv_multipart(), [msg])
+    
+    def test_close_after_destroy(self):
+        """s.close() after ctx.destroy() should be fine"""
+        ctx = self.Context()
+        s = ctx.socket(zmq.REP)
+        ctx.destroy()
+        # reaper is not instantaneous
+        time.sleep(1e-2)
+        s.close()
+        self.assertTrue(s.closed)
+    
+    def test_poll(self):
+        a,b = self.create_bound_pair()
+        tic = time.time()
+        evt = a.poll(50)
+        self.assertEqual(evt, 0)
+        evt = a.poll(50, zmq.POLLOUT)
+        self.assertEqual(evt, zmq.POLLOUT)
+        msg = b'hi'
+        a.send(msg)
+        evt = b.poll(50)
+        self.assertEqual(evt, zmq.POLLIN)
+        msg2 = self.recv(b)
+        evt = b.poll(50)
+        self.assertEqual(evt, 0)
+        self.assertEqual(msg2, msg)
+    
+    def test_ipc_path_max_length(self):
+        """IPC_PATH_MAX_LEN is a sensible value"""
+        if zmq.IPC_PATH_MAX_LEN == 0:
+            raise SkipTest("IPC_PATH_MAX_LEN undefined")
+        
+        msg = "Surprising value for IPC_PATH_MAX_LEN: %s" % zmq.IPC_PATH_MAX_LEN
+        self.assertTrue(zmq.IPC_PATH_MAX_LEN > 30, msg)
+        self.assertTrue(zmq.IPC_PATH_MAX_LEN < 1025, msg)
+
+    def test_ipc_path_max_length_msg(self):
+        if zmq.IPC_PATH_MAX_LEN == 0:
+            raise SkipTest("IPC_PATH_MAX_LEN undefined")
+        
+        s = self.context.socket(zmq.PUB)
+        self.sockets.append(s)
+        try:
+            s.bind('ipc://{0}'.format('a' * (zmq.IPC_PATH_MAX_LEN + 1)))
+        except zmq.ZMQError as e:
+            self.assertTrue(str(zmq.IPC_PATH_MAX_LEN) in e.strerror)
+    
+    def test_hwm(self):
+        zmq3 = zmq.zmq_version_info()[0] >= 3
+        for stype in (zmq.PUB, zmq.ROUTER, zmq.SUB, zmq.REQ, zmq.DEALER):
+            s = self.context.socket(stype)
+            s.hwm = 100
+            self.assertEqual(s.hwm, 100)
+            if zmq3:
+                try:
+                    self.assertEqual(s.sndhwm, 100)
+                except AttributeError:
+                    pass
+                try:
+                    self.assertEqual(s.rcvhwm, 100)
+                except AttributeError:
+                    pass
+            s.close()
+    
+    def test_shadow(self):
+        p = self.socket(zmq.PUSH)
+        p.bind("tcp://127.0.0.1:5555")
+        p2 = zmq.Socket.shadow(p.underlying)
+        self.assertEqual(p.underlying, p2.underlying)
+        s = self.socket(zmq.PULL)
+        s2 = zmq.Socket.shadow(s.underlying)
+        self.assertNotEqual(s.underlying, p.underlying)
+        self.assertEqual(s.underlying, s2.underlying)
+        s2.connect("tcp://127.0.0.1:5555")
+        sent = b'hi'
+        p2.send(sent)
+        rcvd = self.recv(s2)
+        self.assertEqual(rcvd, sent)
+    
+    def test_shadow_pyczmq(self):
+        try:
+            from pyczmq import zctx, zsocket
+        except Exception:
+            raise SkipTest("Requires pyczmq")
+        
+        ctx = zctx.new()
+        ca = zsocket.new(ctx, zmq.PUSH)
+        cb = zsocket.new(ctx, zmq.PULL)
+        a = zmq.Socket.shadow(ca)
+        b = zmq.Socket.shadow(cb)
+        a.bind("inproc://a")
+        b.connect("inproc://a")
+        a.send(b'hi')
+        rcvd = self.recv(b)
+        self.assertEqual(rcvd, b'hi')
+
+
+if have_gevent:
+    import gevent
+    
+    class TestSocketGreen(GreenTest, TestSocket):
+        test_bad_attr = GreenTest.skip_green
+        test_close_after_destroy = GreenTest.skip_green
+        
+        def test_timeout(self):
+            a,b = self.create_bound_pair()
+            g = gevent.spawn_later(0.5, lambda: a.send(b'hi'))
+            timeout = gevent.Timeout(0.1)
+            timeout.start()
+            self.assertRaises(gevent.Timeout, b.recv)
+            g.kill()
+        
+        @skip_if(not hasattr(zmq, 'RCVTIMEO'))
+        def test_warn_set_timeo(self):
+            s = self.context.socket(zmq.REQ)
+            with warnings.catch_warnings(record=True) as w:
+                s.rcvtimeo = 5
+            s.close()
+            self.assertEqual(len(w), 1)
+            self.assertEqual(w[0].category, UserWarning)
+            
+
+        @skip_if(not hasattr(zmq, 'SNDTIMEO'))
+        def test_warn_get_timeo(self):
+            s = self.context.socket(zmq.REQ)
+            with warnings.catch_warnings(record=True) as w:
+                s.sndtimeo
+            s.close()
+            self.assertEqual(len(w), 1)
+            self.assertEqual(w[0].category, UserWarning)
diff --git a/scripts/external_libs/zmq/tests/test_stopwatch.py b/scripts/external_libs/zmq/tests/test_stopwatch.py
new file mode 100644
index 00000000..49fb79f2
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_stopwatch.py
@@ -0,0 +1,42 @@
+# -*- coding: utf8 -*-
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+
+import sys
+import time
+
+from unittest import TestCase
+
+from zmq import Stopwatch, ZMQError
+
+if sys.version_info[0] >= 3:
+    long = int
+
+class TestStopWatch(TestCase):
+    
+    def test_stop_long(self):
+        """Ensure stop returns a long int."""
+        watch = Stopwatch()
+        watch.start()
+        us = watch.stop()
+        self.assertTrue(isinstance(us, long))
+        
+    def test_stop_microseconds(self):
+        """Test that stop/sleep have right units."""
+        watch = Stopwatch()
+        watch.start()
+        tic = time.time()
+        watch.sleep(1)
+        us = watch.stop()
+        toc = time.time()
+        self.assertAlmostEqual(us/1e6,(toc-tic),places=0)
+    
+    def test_double_stop(self):
+        """Test error raised on multiple calls to stop."""
+        watch = Stopwatch()
+        watch.start()
+        watch.stop()
+        self.assertRaises(ZMQError, watch.stop)
+        self.assertRaises(ZMQError, watch.stop)
+    
diff --git a/scripts/external_libs/zmq/tests/test_version.py b/scripts/external_libs/zmq/tests/test_version.py
new file mode 100644
index 00000000..6ebebf30
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_version.py
@@ -0,0 +1,44 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+
+from unittest import TestCase
+import zmq
+from zmq.sugar import version
+
+
+class TestVersion(TestCase):
+
+    def test_pyzmq_version(self):
+        vs = zmq.pyzmq_version()
+        vs2 = zmq.__version__
+        self.assertTrue(isinstance(vs, str))
+        if zmq.__revision__:
+            self.assertEqual(vs, '@'.join(vs2, zmq.__revision__))
+        else:
+            self.assertEqual(vs, vs2)
+        if version.VERSION_EXTRA:
+            self.assertTrue(version.VERSION_EXTRA in vs)
+            self.assertTrue(version.VERSION_EXTRA in vs2)
+
+    def test_pyzmq_version_info(self):
+        info = zmq.pyzmq_version_info()
+        self.assertTrue(isinstance(info, tuple))
+        for n in info[:3]:
+            self.assertTrue(isinstance(n, int))
+        if version.VERSION_EXTRA:
+            self.assertEqual(len(info), 4)
+            self.assertEqual(info[-1], float('inf'))
+        else:
+            self.assertEqual(len(info), 3)
+
+    def test_zmq_version_info(self):
+        info = zmq.zmq_version_info()
+        self.assertTrue(isinstance(info, tuple))
+        for n in info[:3]:
+            self.assertTrue(isinstance(n, int))
+
+    def test_zmq_version(self):
+        v = zmq.zmq_version()
+        self.assertTrue(isinstance(v, str))
+
diff --git a/scripts/external_libs/zmq/tests/test_win32_shim.py b/scripts/external_libs/zmq/tests/test_win32_shim.py
new file mode 100644
index 00000000..55657bda
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_win32_shim.py
@@ -0,0 +1,56 @@
+from __future__ import print_function
+
+import os
+
+from functools import wraps
+from zmq.tests import BaseZMQTestCase
+from zmq.utils.win32 import allow_interrupt
+
+
+def count_calls(f):
+    @wraps(f)
+    def _(*args, **kwds):
+        try:
+            return f(*args, **kwds)
+        finally:
+            _.__calls__ += 1
+    _.__calls__ = 0
+    return _
+
+
+class TestWindowsConsoleControlHandler(BaseZMQTestCase):
+
+    def test_handler(self):
+        @count_calls
+        def interrupt_polling():
+            print('Caught CTRL-C!')
+
+        if os.name == 'nt':
+            from ctypes import windll
+            from ctypes.wintypes import BOOL, DWORD
+
+            kernel32 = windll.LoadLibrary('kernel32')
+
+            # <http://msdn.microsoft.com/en-us/library/ms683155.aspx>
+            GenerateConsoleCtrlEvent = kernel32.GenerateConsoleCtrlEvent
+            GenerateConsoleCtrlEvent.argtypes = (DWORD, DWORD)
+            GenerateConsoleCtrlEvent.restype = BOOL
+
+            try:
+                # Simulate CTRL-C event while handler is active.
+                with allow_interrupt(interrupt_polling):
+                    result = GenerateConsoleCtrlEvent(0, 0)
+                    if result == 0:
+                        raise WindowsError
+            except KeyboardInterrupt:
+                pass
+            else:
+                self.fail('Expecting `KeyboardInterrupt` exception!')
+
+            # Make sure our handler was called.
+            self.assertEqual(interrupt_polling.__calls__, 1)
+        else:
+            # On non-Windows systems, this utility is just a no-op!
+            with allow_interrupt(interrupt_polling):
+                pass
+            self.assertEqual(interrupt_polling.__calls__, 0)
diff --git a/scripts/external_libs/zmq/tests/test_z85.py b/scripts/external_libs/zmq/tests/test_z85.py
new file mode 100644
index 00000000..8a73cb4d
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_z85.py
@@ -0,0 +1,63 @@
+# -*- coding: utf8 -*-
+"""Test Z85 encoding
+
+confirm values and roundtrip with test values from the reference implementation.
+"""
+
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+from unittest import TestCase
+from zmq.utils import z85
+
+
+class TestZ85(TestCase):
+    
+    def test_client_public(self):
+        client_public = \
+            b"\xBB\x88\x47\x1D\x65\xE2\x65\x9B" \
+            b"\x30\xC5\x5A\x53\x21\xCE\xBB\x5A" \
+            b"\xAB\x2B\x70\xA3\x98\x64\x5C\x26" \
+            b"\xDC\xA2\xB2\xFC\xB4\x3F\xC5\x18"
+        encoded = z85.encode(client_public)
+        
+        self.assertEqual(encoded, b"Yne@$w-vo<fVvi]a<NY6T1ed:M$fCG*[IaLV{hID")
+        decoded = z85.decode(encoded)
+        self.assertEqual(decoded, client_public)
+    
+    def test_client_secret(self):
+        client_secret = \
+            b"\x7B\xB8\x64\xB4\x89\xAF\xA3\x67" \
+            b"\x1F\xBE\x69\x10\x1F\x94\xB3\x89" \
+            b"\x72\xF2\x48\x16\xDF\xB0\x1B\x51" \
+            b"\x65\x6B\x3F\xEC\x8D\xFD\x08\x88"
+        encoded = z85.encode(client_secret)
+        
+        self.assertEqual(encoded, b"D:)Q[IlAW!ahhC2ac:9*A}h:p?([4%wOTJ%JR%cs")
+        decoded = z85.decode(encoded)
+        self.assertEqual(decoded, client_secret)
+
+    def test_server_public(self):
+        server_public = \
+            b"\x54\xFC\xBA\x24\xE9\x32\x49\x96" \
+            b"\x93\x16\xFB\x61\x7C\x87\x2B\xB0" \
+            b"\xC1\xD1\xFF\x14\x80\x04\x27\xC5" \
+            b"\x94\xCB\xFA\xCF\x1B\xC2\xD6\x52"
+        encoded = z85.encode(server_public)
+        
+        self.assertEqual(encoded, b"rq:rM>}U?@Lns47E1%kR.o@n%FcmmsL/@{H8]yf7")
+        decoded = z85.decode(encoded)
+        self.assertEqual(decoded, server_public)
+    
+    def test_server_secret(self):
+        server_secret = \
+            b"\x8E\x0B\xDD\x69\x76\x28\xB9\x1D" \
+            b"\x8F\x24\x55\x87\xEE\x95\xC5\xB0" \
+            b"\x4D\x48\x96\x3F\x79\x25\x98\x77" \
+            b"\xB4\x9C\xD9\x06\x3A\xEA\xD3\xB7"
+        encoded = z85.encode(server_secret)
+        
+        self.assertEqual(encoded, b"JTKVSB%%)wK0E.X)V>+}o?pNmC{O&4W4b!Ni{Lh6")
+        decoded = z85.decode(encoded)
+        self.assertEqual(decoded, server_secret)
+
diff --git a/scripts/external_libs/zmq/tests/test_zmqstream.py b/scripts/external_libs/zmq/tests/test_zmqstream.py
new file mode 100644
index 00000000..cdb3a171
--- /dev/null
+++ b/scripts/external_libs/zmq/tests/test_zmqstream.py
@@ -0,0 +1,34 @@
+# -*- coding: utf8 -*-
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+
+import sys
+import time
+
+from unittest import TestCase
+
+import zmq
+from zmq.eventloop import ioloop, zmqstream
+
+class TestZMQStream(TestCase):
+    
+    def setUp(self):
+        self.context = zmq.Context()
+        self.socket = self.context.socket(zmq.REP)
+        self.loop = ioloop.IOLoop.instance()
+        self.stream = zmqstream.ZMQStream(self.socket)
+    
+    def tearDown(self):
+        self.socket.close()
+        self.context.term()
+    
+    def test_callable_check(self):
+        """Ensure callable check works (py3k)."""
+        
+        self.stream.on_send(lambda *args: None)
+        self.stream.on_recv(lambda *args: None)
+        self.assertRaises(AssertionError, self.stream.on_recv, 1)
+        self.assertRaises(AssertionError, self.stream.on_send, 1)
+        self.assertRaises(AssertionError, self.stream.on_recv, zmq)
+