From 7d5c3dcd969161322deed6c43f8a6a3cb92c3369 Mon Sep 17 00:00:00 2001
From: Micah Anderson <micah@riseup.net>
Date: Tue, 11 Nov 2014 11:53:55 -0500
Subject: upgrade to 14.4.1

---
 zmq/devices/proxydevice.py | 90 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 zmq/devices/proxydevice.py

(limited to 'zmq/devices/proxydevice.py')

diff --git a/zmq/devices/proxydevice.py b/zmq/devices/proxydevice.py
new file mode 100644
index 0000000..68be3f1
--- /dev/null
+++ b/zmq/devices/proxydevice.py
@@ -0,0 +1,90 @@
+"""Proxy classes and functions."""
+
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+import zmq
+from zmq.devices.basedevice import Device, ThreadDevice, ProcessDevice
+
+
+class ProxyBase(object):
+    """Base class for overriding methods."""
+    
+    def __init__(self, in_type, out_type, mon_type=zmq.PUB):
+        
+        Device.__init__(self, in_type=in_type, out_type=out_type)
+        self.mon_type = mon_type
+        self._mon_binds = []
+        self._mon_connects = []
+        self._mon_sockopts = []
+
+    def bind_mon(self, addr):
+        """Enqueue ZMQ address for binding on mon_socket.
+
+        See zmq.Socket.bind for details.
+        """
+        self._mon_binds.append(addr)
+
+    def connect_mon(self, addr):
+        """Enqueue ZMQ address for connecting on mon_socket.
+
+        See zmq.Socket.bind for details.
+        """
+        self._mon_connects.append(addr)
+
+    def setsockopt_mon(self, opt, value):
+        """Enqueue setsockopt(opt, value) for mon_socket
+
+        See zmq.Socket.setsockopt for details.
+        """
+        self._mon_sockopts.append((opt, value))
+
+    def _setup_sockets(self):
+        ins,outs = Device._setup_sockets(self)
+        ctx = self._context
+        mons = ctx.socket(self.mon_type)
+        
+        # set sockopts (must be done first, in case of zmq.IDENTITY)
+        for opt,value in self._mon_sockopts:
+            mons.setsockopt(opt, value)
+        
+        for iface in self._mon_binds:
+            mons.bind(iface)
+        
+        for iface in self._mon_connects:
+            mons.connect(iface)
+        
+        return ins,outs,mons
+    
+    def run_device(self):
+        ins,outs,mons = self._setup_sockets()
+        zmq.proxy(ins, outs, mons)
+
+class Proxy(ProxyBase, Device):
+    """Threadsafe Proxy object.
+
+    See zmq.devices.Device for most of the spec. This subclass adds a
+    <method>_mon version of each <method>_{in|out} method, for configuring the
+    monitor socket.
+
+    A Proxy is a 3-socket ZMQ Device that functions just like a
+    QUEUE, except each message is also sent out on the monitor socket.
+
+    A PUB socket is the most logical choice for the mon_socket, but it is not required.
+    """
+    pass
+
+class ThreadProxy(ProxyBase, ThreadDevice):
+    """Proxy in a Thread. See Proxy for more."""
+    pass
+
+class ProcessProxy(ProxyBase, ProcessDevice):
+    """Proxy in a Process. See Proxy for more."""
+    pass
+
+
+__all__ = [
+    'Proxy',
+    'ThreadProxy',
+    'ProcessProxy',
+]
-- 
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