Remove zeromq support

contrib/debian/copyright

@@ -23,19 +23,6 @@ Copyright: 1990, 2016 Oracle and/or its affiliates;
  2000-2005 INRIA, France Telecom
 License: BDB
 
-Files: depends/sources/zeromq-*.tar.gz
-Copyright:
- 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
- 2007-2014 iMatix Corporation
- 2009-2011 250bpm s.r.o.
- 2010-2011 Miru Limited
- 2011 VMware, Inc.
- 2012 Spotify AB
- 2013 Ericsson AB
- 2014 AppDynamics Inc.
- 2015-2016 Brocade Communications Systems Inc.
-License: LGPL-with-ZeroMQ-exception
-
 Files: depends/sources/google*.tar.gz
 Copyright: 2008 Google Inc.
 License: BSD-3clause-Google
@@ -1056,35 +1043,6 @@ Comment:
  You should have received a copy of the GNU General Public License
  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-License: LGPL-with-ZeroMQ-exception
- GNU LESSER GENERAL PUBLIC LICENSE
- Version 3, 29 June 2007
- .
- On Debian systems the GNU Lesser General Public License (LGPL) is
- located in '/usr/share/common-licenses/LGPL'.
- .
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- GNU General Public License for more details.
- --------------------------------------------------------------------------------
- SPECIAL EXCEPTION GRANTED BY COPYRIGHT HOLDERS
- .
- As a special exception, copyright holders give you permission to link this
- library with independent modules to produce an executable, regardless of
- the license terms of these independent modules, and to copy and distribute
- the resulting executable under terms of your choice, provided that you also
- meet, for each linked independent module, the terms and conditions of
- the license of that module. An independent module is a module which is not
- derived from or based on this library. If you modify this library, you must
- extend this exception to your version of the library.
-  
- Note: this exception relieves you of any obligations under sections 4 and 5
- of this license, and section 6 of the GNU General Public License.
-Comment:
- You should have received a copy of the GNU General Public License
- along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
 License: GNU-All-permissive-License
  Copying and distribution of this file, with or without modification, are
  permitted in any medium without royalty provided the copyright notice

contrib/zmq/zmq_sub.py

@@ -1,45 +0,0 @@
-#!/usr/bin/env python2
-# Copyright (c) 2014-2016 The Bitcoin Core developers
-# Copyright (c) 2016-2021 The Hush developers
-# Distributed under the GPLv3 software license, see the accompanying
-# file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html
-
-import array
-import binascii
-import zmq
-import struct
-
-port = 28332
-
-zmqContext = zmq.Context()
-zmqSubSocket = zmqContext.socket(zmq.SUB)
-zmqSubSocket.setsockopt(zmq.SUBSCRIBE, "hashblock")
-zmqSubSocket.setsockopt(zmq.SUBSCRIBE, "hashtx")
-zmqSubSocket.setsockopt(zmq.SUBSCRIBE, "rawblock")
-zmqSubSocket.setsockopt(zmq.SUBSCRIBE, "rawtx")
-zmqSubSocket.connect("tcp://127.0.0.1:%i" % port)
-
-try:
-    while True:
-        msg = zmqSubSocket.recv_multipart()
-        topic = str(msg[0])
-        body = msg[1]
-        sequence = "Unknown";
-        if len(msg[-1]) == 4:
-          msgSequence = struct.unpack('<I', msg[-1])[-1]
-          sequence = str(msgSequence)
-        if topic == "hashblock":
-            print '- HASH BLOCK ('+sequence+') -'
-            print binascii.hexlify(body)
-        elif topic == "hashtx":
-            print '- HASH TX  ('+sequence+') -'
-            print binascii.hexlify(body)
-        elif topic == "rawblock":
-            print '- RAW BLOCK HEADER ('+sequence+') -'
-            print binascii.hexlify(body[:80])
-        elif topic == "rawtx":
-            print '- RAW TX ('+sequence+') -'
-            print binascii.hexlify(body)
-
-except KeyboardInterrupt:
-    zmqContext.destroy()