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author | Micah Anderson <micah@riseup.net> | 2014-11-11 11:52:45 -0500 |
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committer | Micah Anderson <micah@riseup.net> | 2014-11-11 11:52:45 -0500 |
commit | 44be832c5708baadd146cb954befbc3dcad8d463 (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /zmq/devices/monitoredqueue.pyx | |
parent | 76755110103988258ec37afbb4c022f7ac3ddf54 (diff) |
prepare for upgrade to new upstream
Diffstat (limited to 'zmq/devices/monitoredqueue.pyx')
-rw-r--r-- | zmq/devices/monitoredqueue.pyx | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/zmq/devices/monitoredqueue.pyx b/zmq/devices/monitoredqueue.pyx deleted file mode 100644 index d5fec64..0000000 --- a/zmq/devices/monitoredqueue.pyx +++ /dev/null @@ -1,103 +0,0 @@ -"""MonitoredQueue classes and functions. - -Authors -------- -* MinRK -* Brian Granger -""" - -#----------------------------------------------------------------------------- -# Copyright (c) 2010-2012 Brian Granger, Min Ragan-Kelley -# -# This file is part of pyzmq -# -# Distributed under the terms of the New BSD License. The full license is in -# the file COPYING.BSD, distributed as part of this software. -#----------------------------------------------------------------------------- - -#----------------------------------------------------------------------------- -# Imports -#----------------------------------------------------------------------------- - -cdef extern from "Python.h": - ctypedef int Py_ssize_t - -from libc.string cimport memcpy - -from buffers cimport asbuffer_r -from libzmq cimport * - -from zmq.backend.cython.socket cimport Socket -from zmq.backend.cython.checkrc cimport _check_rc - -from zmq import ROUTER, ZMQError - -#----------------------------------------------------------------------------- -# MonitoredQueue functions -#----------------------------------------------------------------------------- - - -def monitored_queue(Socket in_socket, Socket out_socket, Socket mon_socket, - bytes in_prefix=b'in', bytes out_prefix=b'out'): - """monitored_queue(in_socket, out_socket, mon_socket, - in_prefix=b'in', out_prefix=b'out') - - Start a monitored queue device. - - A monitored queue is very similar to the zmq.proxy device (monitored queue came first). - - Differences from zmq.proxy: - - - monitored_queue supports both in and out being ROUTER sockets - (via swapping IDENTITY prefixes). - - monitor messages are prefixed, making in and out messages distinguishable. - - Parameters - ---------- - in_socket : Socket - One of the sockets to the Queue. Its messages will be prefixed with - 'in'. - out_socket : Socket - One of the sockets to the Queue. Its messages will be prefixed with - 'out'. The only difference between in/out socket is this prefix. - mon_socket : Socket - This socket sends out every message received by each of the others - with an in/out prefix specifying which one it was. - in_prefix : str - Prefix added to broadcast messages from in_socket. - out_prefix : str - Prefix added to broadcast messages from out_socket. - """ - - cdef void *ins=in_socket.handle - cdef void *outs=out_socket.handle - cdef void *mons=mon_socket.handle - cdef zmq_msg_t in_msg - cdef zmq_msg_t out_msg - cdef bint swap_ids - cdef char *msg_c = NULL - cdef Py_ssize_t msg_c_len - cdef int rc - - # force swap_ids if both ROUTERs - swap_ids = (in_socket.type == ROUTER and out_socket.type == ROUTER) - - # build zmq_msg objects from str prefixes - asbuffer_r(in_prefix, <void **>&msg_c, &msg_c_len) - rc = zmq_msg_init_size(&in_msg, msg_c_len) - _check_rc(rc) - - memcpy(zmq_msg_data(&in_msg), msg_c, zmq_msg_size(&in_msg)) - - asbuffer_r(out_prefix, <void **>&msg_c, &msg_c_len) - - rc = zmq_msg_init_size(&out_msg, msg_c_len) - _check_rc(rc) - - with nogil: - memcpy(zmq_msg_data(&out_msg), msg_c, zmq_msg_size(&out_msg)) - rc = c_monitored_queue(ins, outs, mons, &in_msg, &out_msg, swap_ids) - _check_rc(rc) - return rc - -__all__ = ['monitored_queue'] |