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<a href="zmq__sub_8py.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"><a class="line" href="namespacezmq__sub.html"> 1</a></span> <span class="comment">#!/usr/bin/env python</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> </div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="keyword">import</span> array</div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="keyword">import</span> binascii</div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="keyword">import</span> zmq</div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="keyword">import</span> struct</div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div><div class="line"><a name="l00008"></a><span class="lineno"><a class="line" href="namespacezmq__sub.html#a84be4ecf90bb1177eb91ebfd0bc46e05"> 8</a></span> port = 28332</div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div><div class="line"><a name="l00010"></a><span class="lineno"><a class="line" href="namespacezmq__sub.html#a49255fcb6ab17ab574f074a010ec1206"> 10</a></span> zmqContext = zmq.Context()</div><div class="line"><a name="l00011"></a><span class="lineno"><a class="line" href="namespacezmq__sub.html#a8328832a016e39fa9b8c5adafbe1d382"> 11</a></span> zmqSubSocket = zmqContext.socket(zmq.SUB)</div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> zmqSubSocket.setsockopt(zmq.SUBSCRIBE, b<span class="stringliteral">"hashblock"</span>)</div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> zmqSubSocket.setsockopt(zmq.SUBSCRIBE, b<span class="stringliteral">"hashtx"</span>)</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> zmqSubSocket.setsockopt(zmq.SUBSCRIBE, b<span class="stringliteral">"hashtxlock"</span>)</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> zmqSubSocket.setsockopt(zmq.SUBSCRIBE, b<span class="stringliteral">"rawblock"</span>)</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> zmqSubSocket.setsockopt(zmq.SUBSCRIBE, b<span class="stringliteral">"rawtx"</span>)</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> zmqSubSocket.setsockopt(zmq.SUBSCRIBE, b<span class="stringliteral">"rawtxlock"</span>)</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> zmqSubSocket.connect(<span class="stringliteral">"tcp://127.0.0.1:%i"</span> % port)</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keywordflow">try</span>:</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keywordflow">while</span> <span class="keyword">True</span>:</div><div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="namespacezmq__sub.html#ab82b53c595929ff5ab2d30ec91fd539a"> 22</a></span>  msg = zmqSubSocket.recv_multipart()</div><div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="namespacezmq__sub.html#a7745370b4f917a379661aa4a4b2654cd"> 23</a></span>  topic = str(msg[0].decode(<span class="stringliteral">"utf-8"</span>))</div><div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="namespacezmq__sub.html#aa651c0e8c1bb7aea4cc6618e412feeaa"> 24</a></span>  body = msg[1]</div><div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="namespacezmq__sub.html#adac363a5b518bfd6111a9dc48ded2581"> 25</a></span>  sequence = <span class="stringliteral">"Unknown"</span>;</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keywordflow">if</span> len(msg[-1]) == 4:</div><div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="namespacezmq__sub.html#a9775d94273fab6592d092bb448fefc77"> 28</a></span>  msgSequence = struct.unpack(<span class="stringliteral">'<I'</span>, msg[-1])[-1]</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  sequence = str(msgSequence)</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordflow">if</span> topic == <span class="stringliteral">"hashblock"</span>:</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  print(<span class="stringliteral">'- HASH BLOCK ('</span>+sequence+<span class="stringliteral">') -'</span>)</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  print(binascii.hexlify(body).decode(<span class="stringliteral">"utf-8"</span>))</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordflow">elif</span> topic == <span class="stringliteral">"hashtx"</span>:</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">print</span> (<span class="stringliteral">'- HASH TX ('</span>+sequence+<span class="stringliteral">') -'</span>)</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  print(binascii.hexlify(body).decode(<span class="stringliteral">"utf-8"</span>))</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordflow">elif</span> topic == <span class="stringliteral">"hashtxlock"</span>:</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  print(<span class="stringliteral">'- HASH TX LOCK ('</span>+sequence+<span class="stringliteral">') -'</span>)</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  print(binascii.hexlify(body).decode(<span class="stringliteral">"utf-8"</span>))</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">elif</span> topic == <span class="stringliteral">"rawblock"</span>:</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  print(<span class="stringliteral">'- RAW BLOCK HEADER ('</span>+sequence+<span class="stringliteral">') -'</span>)</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  print(binascii.hexlify(body[:80]).decode(<span class="stringliteral">"utf-8"</span>))</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">elif</span> topic == <span class="stringliteral">"rawtx"</span>:</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  print(<span class="stringliteral">'- RAW TX ('</span>+sequence+<span class="stringliteral">') -'</span>)</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  print(binascii.hexlify(body).decode(<span class="stringliteral">"utf-8"</span>))</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">elif</span> topic == <span class="stringliteral">"rawtxlock"</span>:</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  print(<span class="stringliteral">'- RAW TX LOCK ('</span>+sequence+<span class="stringliteral">') -'</span>)</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  print(binascii.hexlify(body).decode(<span class="stringliteral">"utf-8"</span>))</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keywordflow">except</span> KeyboardInterrupt:</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  zmqContext.destroy()</div></div><!-- fragment --></div><!-- contents -->
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