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<a href="pruning_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="namespacepruning.html"> 1</a></span> <span class="comment">#!/usr/bin/env python2</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"># Copyright (c) 2014-2015 The Bitcoin Core developers</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"># Distributed under the MIT software license, see the accompanying</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"># file COPYING or http://www.opensource.org/licenses/mit-license.php.</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> </div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">#</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"># Test pruning code</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"># ********</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"># WARNING:</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"># This test uses 4GB of disk space.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"># This test takes 30 mins or more (up to 2 hours)</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"># ********</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="keyword">from</span> <a class="code" href="namespacetest__framework_1_1test__framework.html">test_framework.test_framework</a> <span class="keyword">import</span> BitcoinTestFramework</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">from</span> <a class="code" href="namespacetest__framework_1_1util.html">test_framework.util</a> <span class="keyword">import</span> *</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00017"></a><span class="lineno"><a class="line" href="namespacepruning.html#a5667a4691b4d134189b7e7cdfec31cdc"> 17</a></span> <span class="keyword">def </span><a class="code" href="namespacepruning.html#a5667a4691b4d134189b7e7cdfec31cdc">calc_usage</a>(blockdir):</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordflow">return</span> <a class="code" href="Examples_8cpp.html#a936f4b586a8f869a9d0d197cc5110653">sum</a>(os.path.getsize(blockdir+f) <span class="keywordflow">for</span> f <span class="keywordflow">in</span> os.listdir(blockdir) <span class="keywordflow">if</span> os.path.isfile(blockdir+f)) / (1024. * 1024.)</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html"> 20</a></span> <span class="keyword">class </span><a class="code" href="classpruning_1_1PruneTest.html">PruneTest</a>(<a class="code" href="classtest__framework_1_1test__framework_1_1BitcoinTestFramework.html">BitcoinTestFramework</a>):</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div><div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#af907fc2b7bd11abd2219aaf6617db941"> 22</a></span>  <span class="keyword">def </span><a class="code" href="classpruning_1_1PruneTest.html#af907fc2b7bd11abd2219aaf6617db941">__init__</a>(self):</div><div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#a9f9714af5c7a2aa84c29931c531fc81d"> 23</a></span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a9f9714af5c7a2aa84c29931c531fc81d">utxo</a> = []</div><div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#a523f76f73ce244831f48f097eaa2a912"> 24</a></span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a523f76f73ce244831f48f097eaa2a912">address</a> = [<span class="stringliteral">""</span>,<span class="stringliteral">""</span>]</div><div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#abefcd2b362562f6a119a6f98389af72d"> 25</a></span>  self.<a class="code" href="classpruning_1_1PruneTest.html#abefcd2b362562f6a119a6f98389af72d">txouts</a> = <a class="code" href="namespacetest__framework_1_1util.html#a8fc6d48b2e47cf4a444310feff09ca5a">gen_return_txouts</a>()</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#ae7543da37da3741b39d226abaa6d11c2"> 27</a></span>  <span class="keyword">def </span><a class="code" href="classpruning_1_1PruneTest.html#ae7543da37da3741b39d226abaa6d11c2">setup_chain</a>(self):</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  print(<span class="stringliteral">"Initializing test directory "</span>+self.options.tmpdir)</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <a class="code" href="namespacetest__framework_1_1util.html#a0d5c2187844d0b046113dbea6b956413">initialize_chain_clean</a>(self.options.tmpdir, 3)</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#aa248b2ba0d8a163cbf6853a138b7088b"> 31</a></span>  <span class="keyword">def </span><a class="code" href="classpruning_1_1PruneTest.html#aa248b2ba0d8a163cbf6853a138b7088b">setup_network</a>(self):</div><div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d"> 32</a></span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a> = []</div><div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#a27465bae24c709aec91f34c0a1585669"> 33</a></span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a27465bae24c709aec91f34c0a1585669">is_network_split</a> = <span class="keyword">False</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="comment"># Create nodes 0 and 1 to mine</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>.append(<a class="code" href="namespacetest__framework_1_1util.html#aebc7ae4dc3512e677020141c7370b2e1">start_node</a>(0, self.options.tmpdir, [<span class="stringliteral">"-debug"</span>,<span class="stringliteral">"-maxreceivebuffer=20000"</span>,<span class="stringliteral">"-blockmaxsize=999000"</span>, <span class="stringliteral">"-checkblocks=5"</span>], timewait=900))</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>.append(<a class="code" href="namespacetest__framework_1_1util.html#aebc7ae4dc3512e677020141c7370b2e1">start_node</a>(1, self.options.tmpdir, [<span class="stringliteral">"-debug"</span>,<span class="stringliteral">"-maxreceivebuffer=20000"</span>,<span class="stringliteral">"-blockmaxsize=999000"</span>, <span class="stringliteral">"-checkblocks=5"</span>], timewait=900))</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="comment"># Create node 2 to test pruning</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>.append(<a class="code" href="namespacetest__framework_1_1util.html#aebc7ae4dc3512e677020141c7370b2e1">start_node</a>(2, self.options.tmpdir, [<span class="stringliteral">"-debug"</span>,<span class="stringliteral">"-maxreceivebuffer=20000"</span>,<span class="stringliteral">"-prune=550"</span>], timewait=900))</div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#a85e158ab0f0d594b43719d0c3dcc79bd"> 41</a></span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a85e158ab0f0d594b43719d0c3dcc79bd">prunedir</a> = self.options.tmpdir+<span class="stringliteral">"/node2/regtest/blocks/"</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a523f76f73ce244831f48f097eaa2a912">address</a>[0] = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0].<a class="code" href="server_8h.html#a271b9e4c68747b1c497a42e2379c590b">getnewaddress</a>()</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a523f76f73ce244831f48f097eaa2a912">address</a>[1] = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="server_8h.html#a271b9e4c68747b1c497a42e2379c590b">getnewaddress</a>()</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="comment"># Determine default relay fee</span></div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#aafa84de841f3aabd80c70e7b785ba7c7"> 47</a></span>  self.<a class="code" href="classpruning_1_1PruneTest.html#aafa84de841f3aabd80c70e7b785ba7c7">relayfee</a> = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0].<a class="code" href="rpc_2net_8cpp.html#a46fc244635dd8fafde0e76960822c6cd">getnetworkinfo</a>()[<span class="stringliteral">"relayfee"</span>]</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa1eacfbd44ba6019d659733acf4b1a71">connect_nodes</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0], 1)</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa1eacfbd44ba6019d659733acf4b1a71">connect_nodes</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1], 2)</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa1eacfbd44ba6019d659733acf4b1a71">connect_nodes</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2], 0)</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa20567f95203db19bbd3bf531ddabff6">sync_blocks</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0:3])</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div><div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#a4506829c30d782379189739dc9b498fb"> 54</a></span>  <span class="keyword">def </span><a class="code" href="classpruning_1_1PruneTest.html#a4506829c30d782379189739dc9b498fb">create_big_chain</a>(self):</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="comment"># Start by creating some coinbases we can spend later</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="mining_8cpp.html#afc5f2c0cbe40a2f876b46df2929cf359">generate</a>(200)</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa20567f95203db19bbd3bf531ddabff6">sync_blocks</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0:2])</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0].<a class="code" href="mining_8cpp.html#afc5f2c0cbe40a2f876b46df2929cf359">generate</a>(150)</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="comment"># Then mine enough full blocks to create more than 550MiB of data</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">for</span> i <span class="keywordflow">in</span> xrange(645):</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a7c1637bdfedb15232481690f17ad0e46">mine_full_block</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0], self.<a class="code" href="classpruning_1_1PruneTest.html#a523f76f73ce244831f48f097eaa2a912">address</a>[0])</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa20567f95203db19bbd3bf531ddabff6">sync_blocks</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0:3])</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#a41efbad4a14653958f974359852f59d3"> 65</a></span>  <span class="keyword">def </span><a class="code" href="classpruning_1_1PruneTest.html#a41efbad4a14653958f974359852f59d3">test_height_min</a>(self):</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">if</span> <span class="keywordflow">not</span> os.path.isfile(self.<a class="code" href="classpruning_1_1PruneTest.html#a85e158ab0f0d594b43719d0c3dcc79bd">prunedir</a>+<span class="stringliteral">"blk00000.dat"</span>):</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">raise</span> AssertionError(<span class="stringliteral">"blk00000.dat is missing, pruning too early"</span>)</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Success"</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Though we're already using more than 550MiB, current usage:"</span>, <a class="code" href="namespacepruning.html#a5667a4691b4d134189b7e7cdfec31cdc">calc_usage</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a85e158ab0f0d594b43719d0c3dcc79bd">prunedir</a>)</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Mining 25 more blocks should cause the first block file to be pruned"</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="comment"># Pruning doesn't run until we're allocating another chunk, 20 full blocks past the height cutoff will ensure this</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">for</span> i <span class="keywordflow">in</span> xrange(25):</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a7c1637bdfedb15232481690f17ad0e46">mine_full_block</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0],self.<a class="code" href="classpruning_1_1PruneTest.html#a523f76f73ce244831f48f097eaa2a912">address</a>[0])</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  waitstart = time.time()</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">while</span> os.path.isfile(self.<a class="code" href="classpruning_1_1PruneTest.html#a85e158ab0f0d594b43719d0c3dcc79bd">prunedir</a>+<span class="stringliteral">"blk00000.dat"</span>):</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  time.sleep(0.1)</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">if</span> time.time() - waitstart > 10:</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">raise</span> AssertionError(<span class="stringliteral">"blk00000.dat not pruned when it should be"</span>)</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Success"</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  usage = <a class="code" href="namespacepruning.html#a5667a4691b4d134189b7e7cdfec31cdc">calc_usage</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a85e158ab0f0d594b43719d0c3dcc79bd">prunedir</a>)</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Usage should be below target:"</span>, usage</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">if</span> (usage > 550):</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">raise</span> AssertionError(<span class="stringliteral">"Pruning target not being met"</span>)</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00087"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#a8cd45c5d4b98334ac13606ed0620e637"> 87</a></span>  <span class="keyword">def </span><a class="code" href="classpruning_1_1PruneTest.html#a8cd45c5d4b98334ac13606ed0620e637">create_chain_with_staleblocks</a>(self):</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment"># Create stale blocks in manageable sized chunks</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Mine 24 (stale) blocks on Node 1, followed by 25 (main chain) block reorg from Node 0, for 12 rounds"</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">for</span> j <span class="keywordflow">in</span> xrange(12):</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment"># Disconnect node 0 so it can mine a longer reorg chain without knowing about node 1's soon-to-be-stale chain</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment"># Node 2 stays connected, so it hears about the stale blocks and then reorg's when node0 reconnects</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment"># Stopping node 0 also clears its mempool, so it doesn't have node1's transactions to accidentally mine</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="namespacetest__framework_1_1util.html#adedab36f7b224153aba7cefb50663d3c">stop_node</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0],0)</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0]=<a class="code" href="namespacetest__framework_1_1util.html#aebc7ae4dc3512e677020141c7370b2e1">start_node</a>(0, self.options.tmpdir, [<span class="stringliteral">"-debug"</span>,<span class="stringliteral">"-maxreceivebuffer=20000"</span>,<span class="stringliteral">"-blockmaxsize=999000"</span>, <span class="stringliteral">"-checkblocks=5"</span>], timewait=900)</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="comment"># Mine 24 blocks in node 1</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a9f9714af5c7a2aa84c29931c531fc81d">utxo</a> = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="server_8h.html#a465ffe9ab07fa4986f64d618404ba7c3">listunspent</a>()</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">for</span> i <span class="keywordflow">in</span> xrange(24):</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">if</span> j == 0:</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a7c1637bdfedb15232481690f17ad0e46">mine_full_block</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1],self.<a class="code" href="classpruning_1_1PruneTest.html#a523f76f73ce244831f48f097eaa2a912">address</a>[1])</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">else</span>:</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="mining_8cpp.html#afc5f2c0cbe40a2f876b46df2929cf359">generate</a>(1) <span class="comment">#tx's already in mempool from previous disconnects</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment"># Reorg back with 25 block chain from node 0</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a9f9714af5c7a2aa84c29931c531fc81d">utxo</a> = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0].<a class="code" href="server_8h.html#a465ffe9ab07fa4986f64d618404ba7c3">listunspent</a>()</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">for</span> i <span class="keywordflow">in</span> xrange(25): </div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a7c1637bdfedb15232481690f17ad0e46">mine_full_block</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0],self.<a class="code" href="classpruning_1_1PruneTest.html#a523f76f73ce244831f48f097eaa2a912">address</a>[0])</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment"># Create connections in the order so both nodes can see the reorg at the same time</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa1eacfbd44ba6019d659733acf4b1a71">connect_nodes</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1], 0)</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa1eacfbd44ba6019d659733acf4b1a71">connect_nodes</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2], 0)</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa20567f95203db19bbd3bf531ddabff6">sync_blocks</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0:3])</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Usage can be over target because of high stale rate:"</span>, <a class="code" href="namespacepruning.html#a5667a4691b4d134189b7e7cdfec31cdc">calc_usage</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a85e158ab0f0d594b43719d0c3dcc79bd">prunedir</a>)</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div><div class="line"><a name="l00117"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#acc8811da27e475e38567d77ce2befe32"> 117</a></span>  <span class="keyword">def </span><a class="code" href="classpruning_1_1PruneTest.html#acc8811da27e475e38567d77ce2befe32">reorg_test</a>(self):</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="comment"># Node 1 will mine a 300 block chain starting 287 blocks back from Node 0 and Node 2's tip</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment"># This will cause Node 2 to do a reorg requiring 288 blocks of undo data to the reorg_test chain</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment"># Reboot node 1 to clear its mempool (hopefully make the invalidate faster)</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="comment"># Lower the block max size so we don't keep mining all our big mempool transactions (from disconnected blocks)</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <a class="code" href="namespacetest__framework_1_1util.html#adedab36f7b224153aba7cefb50663d3c">stop_node</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1],1)</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1]=<a class="code" href="namespacetest__framework_1_1util.html#aebc7ae4dc3512e677020141c7370b2e1">start_node</a>(1, self.options.tmpdir, [<span class="stringliteral">"-debug"</span>,<span class="stringliteral">"-maxreceivebuffer=20000"</span>,<span class="stringliteral">"-blockmaxsize=5000"</span>, <span class="stringliteral">"-checkblocks=5"</span>, <span class="stringliteral">"-disablesafemode"</span>], timewait=900)</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  height = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>()</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Current block height:"</span>, height</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  invalidheight = height-287</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  badhash = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="blockchain_8cpp.html#ac1ec45e4b8f71fd32a1a3a984c62429f">getblockhash</a>(invalidheight)</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Invalidating block at height:"</span>,invalidheight,badhash</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="namespaceinvalidateblock.html">invalidateblock</a>(badhash)</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="comment"># We've now switched to our previously mined-24 block fork on node 1, but thats not what we want</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="comment"># So invalidate that fork as well, until we're on the same chain as node 0/2 (but at an ancestor 288 blocks ago)</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  mainchainhash = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#ac1ec45e4b8f71fd32a1a3a984c62429f">getblockhash</a>(invalidheight - 1)</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  curhash = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="blockchain_8cpp.html#ac1ec45e4b8f71fd32a1a3a984c62429f">getblockhash</a>(invalidheight - 1)</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">while</span> curhash != mainchainhash:</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="namespaceinvalidateblock.html">invalidateblock</a>(curhash)</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  curhash = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="blockchain_8cpp.html#ac1ec45e4b8f71fd32a1a3a984c62429f">getblockhash</a>(invalidheight - 1)</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  assert(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>() == invalidheight - 1)</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">print</span> <span class="stringliteral">"New best height"</span>, self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>()</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="comment"># Reboot node1 to clear those giant tx's from mempool</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="namespacetest__framework_1_1util.html#adedab36f7b224153aba7cefb50663d3c">stop_node</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1],1)</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1]=<a class="code" href="namespacetest__framework_1_1util.html#aebc7ae4dc3512e677020141c7370b2e1">start_node</a>(1, self.options.tmpdir, [<span class="stringliteral">"-debug"</span>,<span class="stringliteral">"-maxreceivebuffer=20000"</span>,<span class="stringliteral">"-blockmaxsize=5000"</span>, <span class="stringliteral">"-checkblocks=5"</span>, <span class="stringliteral">"-disablesafemode"</span>], timewait=900)</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Generating new longer chain of 300 more blocks"</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[1].<a class="code" href="mining_8cpp.html#afc5f2c0cbe40a2f876b46df2929cf359">generate</a>(300)</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Reconnect nodes"</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa1eacfbd44ba6019d659733acf4b1a71">connect_nodes</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0], 1)</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa1eacfbd44ba6019d659733acf4b1a71">connect_nodes</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2], 1)</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa20567f95203db19bbd3bf531ddabff6">sync_blocks</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0:3])</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Verify height on node 2:"</span>,self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>()</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Usage possibly still high bc of stale blocks in block files:"</span>, <a class="code" href="namespacepruning.html#a5667a4691b4d134189b7e7cdfec31cdc">calc_usage</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a85e158ab0f0d594b43719d0c3dcc79bd">prunedir</a>)</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Mine 220 more blocks so we have requisite history (some blocks will be big and cause pruning of previous chain)"</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0].<a class="code" href="mining_8cpp.html#afc5f2c0cbe40a2f876b46df2929cf359">generate</a>(220) <span class="comment">#node 0 has many large tx's in its mempool from the disconnects</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa20567f95203db19bbd3bf531ddabff6">sync_blocks</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0:3])</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  usage = <a class="code" href="namespacepruning.html#a5667a4691b4d134189b7e7cdfec31cdc">calc_usage</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a85e158ab0f0d594b43719d0c3dcc79bd">prunedir</a>)</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Usage should be below target:"</span>, usage</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">if</span> (usage > 550):</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">raise</span> AssertionError(<span class="stringliteral">"Pruning target not being met"</span>)</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">return</span> invalidheight,badhash</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> </div><div class="line"><a name="l00170"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#a58415e3718ec8944d84ecb1ac5931819"> 170</a></span>  <span class="keyword">def </span><a class="code" href="classpruning_1_1PruneTest.html#a58415e3718ec8944d84ecb1ac5931819">reorg_back</a>(self):</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment"># Verify that a block on the old main chain fork has been pruned away</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">try</span>:</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="blockchain_8cpp.html#afdd7f5b03a6ab23f3627721b074ef606">getblock</a>(self.forkhash)</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">raise</span> AssertionError(<span class="stringliteral">"Old block wasn't pruned so can't test redownload"</span>)</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">except</span> JSONRPCException <span class="keyword">as</span> e:</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Will need to redownload block"</span>,self.forkheight</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="comment"># Verify that we have enough history to reorg back to the fork point</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="comment"># Although this is more than 288 blocks, because this chain was written more recently</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="comment"># and only its other 299 small and 220 large block are in the block files after it,</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="comment"># its expected to still be retained</span></div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="blockchain_8cpp.html#afdd7f5b03a6ab23f3627721b074ef606">getblock</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="blockchain_8cpp.html#ac1ec45e4b8f71fd32a1a3a984c62429f">getblockhash</a>(self.forkheight))</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  first_reorg_height = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>()</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  curchainhash = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="blockchain_8cpp.html#ac1ec45e4b8f71fd32a1a3a984c62429f">getblockhash</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a406e3146d1438f01f1a359d023b9f113">mainchainheight</a>)</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="namespaceinvalidateblock.html">invalidateblock</a>(curchainhash)</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  goalbestheight = self.<a class="code" href="classpruning_1_1PruneTest.html#a406e3146d1438f01f1a359d023b9f113">mainchainheight</a></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  goalbesthash = self.<a class="code" href="classpruning_1_1PruneTest.html#aef63ca6cfd46ff28bfef65260f7d7b62">mainchainhash2</a></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment"># As of 0.10 the current block download logic is not able to reorg to the original chain created in</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="comment"># create_chain_with_stale_blocks because it doesn't know of any peer thats on that chain from which to</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="comment"># redownload its missing blocks.</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="comment"># Invalidate the reorg_test chain in node 0 as well, it can successfully switch to the original chain</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="comment"># because it has all the block data.</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="comment"># However it must mine enough blocks to have a more work chain than the reorg_test chain in order</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment"># to trigger node 2's block download logic.</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="comment"># At this point node 2 is within 288 blocks of the fork point so it will preserve its ability to reorg</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">if</span> self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>() < self.<a class="code" href="classpruning_1_1PruneTest.html#a406e3146d1438f01f1a359d023b9f113">mainchainheight</a>:</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  blocks_to_mine = first_reorg_height + 1 - self.<a class="code" href="classpruning_1_1PruneTest.html#a406e3146d1438f01f1a359d023b9f113">mainchainheight</a></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Rewind node 0 to prev main chain to mine longer chain to trigger redownload. Blocks needed:"</span>, blocks_to_mine</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0].<a class="code" href="namespaceinvalidateblock.html">invalidateblock</a>(curchainhash)</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  assert(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>() == self.<a class="code" href="classpruning_1_1PruneTest.html#a406e3146d1438f01f1a359d023b9f113">mainchainheight</a>)</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  assert(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#a155137bbf47706bd55a07821025e9b6d">getbestblockhash</a>() == self.<a class="code" href="classpruning_1_1PruneTest.html#aef63ca6cfd46ff28bfef65260f7d7b62">mainchainhash2</a>)</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  goalbesthash = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[0].<a class="code" href="mining_8cpp.html#afc5f2c0cbe40a2f876b46df2929cf359">generate</a>(blocks_to_mine)[-1]</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  goalbestheight = first_reorg_height + 1</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> </div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Verify node 2 reorged back to the main chain, some blocks of which it had to redownload"</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  waitstart = time.time()</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordflow">while</span> self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>() < goalbestheight:</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  time.sleep(0.1)</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">if</span> time.time() - waitstart > 900:</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">raise</span> AssertionError(<span class="stringliteral">"Node 2 didn't reorg to proper height"</span>)</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  assert(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="blockchain_8cpp.html#a155137bbf47706bd55a07821025e9b6d">getbestblockhash</a>() == goalbesthash)</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="comment"># Verify we can now have the data for a block previously pruned</span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  assert(self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="blockchain_8cpp.html#afdd7f5b03a6ab23f3627721b074ef606">getblock</a>(self.forkhash)[<span class="stringliteral">"height"</span>] == self.forkheight)</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div><div class="line"><a name="l00217"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#a7c1637bdfedb15232481690f17ad0e46"> 217</a></span>  <span class="keyword">def </span><a class="code" href="classpruning_1_1PruneTest.html#a7c1637bdfedb15232481690f17ad0e46">mine_full_block</a>(self, node, address):</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="comment"># Want to create a full block</span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="comment"># We'll generate a 66k transaction below, and 14 of them is close to the 1MB block limit</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordflow">for</span> j <span class="keywordflow">in</span> xrange(14):</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordflow">if</span> len(self.<a class="code" href="classpruning_1_1PruneTest.html#a9f9714af5c7a2aa84c29931c531fc81d">utxo</a>) < 14:</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a9f9714af5c7a2aa84c29931c531fc81d">utxo</a> = node.listunspent()</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  inputs=[]</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  outputs = {}</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  t = self.<a class="code" href="classpruning_1_1PruneTest.html#a9f9714af5c7a2aa84c29931c531fc81d">utxo</a>.pop()</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  inputs.append({ <span class="stringliteral">"txid"</span> : t[<span class="stringliteral">"txid"</span>], <span class="stringliteral">"vout"</span> : t[<span class="stringliteral">"vout"</span>]})</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  remchange = t[<span class="stringliteral">"amount"</span>] - 100*self.<a class="code" href="classpruning_1_1PruneTest.html#aafa84de841f3aabd80c70e7b785ba7c7">relayfee</a> <span class="comment"># Fee must be above min relay rate for 66kb tx</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  outputs[address]=remchange</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="comment"># Create a basic transaction that will send change back to ourself after account for a fee</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment"># And then insert the 128 generated transaction outs in the middle rawtx[92] is where the #</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment"># of txouts is stored and is the only thing we overwrite from the original transaction</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  rawtx = node.createrawtransaction(inputs, outputs)</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  newtx = rawtx[0:92]</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  newtx = newtx + self.<a class="code" href="classpruning_1_1PruneTest.html#abefcd2b362562f6a119a6f98389af72d">txouts</a></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  newtx = newtx + rawtx[94:]</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="comment"># Appears to be ever so slightly faster to sign with SIGHASH_NONE</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  signresult = node.signrawtransaction(newtx,<span class="keywordtype">None</span>,<span class="keywordtype">None</span>,<span class="stringliteral">"NONE"</span>)</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  txid = node.sendrawtransaction(signresult[<span class="stringliteral">"hex"</span>], <span class="keyword">True</span>)</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="comment"># Mine a full sized block which will be these transactions we just created</span></div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  node.generate(1)</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> </div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div><div class="line"><a name="l00243"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#a8d70422ed343c72b00457c211996632b"> 243</a></span>  <span class="keyword">def </span><a class="code" href="classpruning_1_1PruneTest.html#a8d70422ed343c72b00457c211996632b">run_test</a>(self):</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Warning! This test requires 4GB of disk space and takes over 30 mins (up to 2 hours)"</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Mining a big blockchain of 995 blocks"</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a4506829c30d782379189739dc9b498fb">create_big_chain</a>()</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment"># Chain diagram key:</span></div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment"># * blocks on main chain</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="comment"># +,&,$,@ blocks on other forks</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="comment"># X invalidated block</span></div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="comment"># N1 Node 1</span></div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="comment">#</span></div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="comment"># Start by mining a simple chain that all nodes have</span></div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="comment"># N0=N1=N2 **...*(995)</span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Check that we haven't started pruning yet because we're below PruneAfterHeight"</span></div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a41efbad4a14653958f974359852f59d3">test_height_min</a>()</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="comment"># Extend this chain past the PruneAfterHeight</span></div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="comment"># N0=N1=N2 **...*(1020)</span></div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Check that we'll exceed disk space target if we have a very high stale block rate"</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a8cd45c5d4b98334ac13606ed0620e637">create_chain_with_staleblocks</a>()</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="comment"># Disconnect N0</span></div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="comment"># And mine a 24 block chain on N1 and a separate 25 block chain on N0</span></div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="comment"># N1=N2 **...*+...+(1044)</span></div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment"># N0 **...**...**(1045)</span></div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">#</span></div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="comment"># reconnect nodes causing reorg on N1 and N2</span></div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment"># N1=N2 **...*(1020) *...**(1045)</span></div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="comment"># \</span></div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="comment"># +...+(1044)</span></div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="comment">#</span></div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="comment"># repeat this process until you have 12 stale forks hanging off the</span></div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="comment"># main chain on N1 and N2</span></div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="comment"># N0 *************************...***************************(1320)</span></div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="comment">#</span></div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="comment"># N1=N2 **...*(1020) *...**(1045) *.. ..**(1295) *...**(1320)</span></div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="comment"># \ \ \</span></div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="comment"># +...+(1044) &.. $...$(1319)</span></div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span> </div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="comment"># Save some current chain state for later use</span></div><div class="line"><a name="l00282"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#a406e3146d1438f01f1a359d023b9f113"> 282</a></span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a406e3146d1438f01f1a359d023b9f113">mainchainheight</a> = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>() <span class="comment">#1320</span></div><div class="line"><a name="l00283"></a><span class="lineno"><a class="line" href="classpruning_1_1PruneTest.html#aef63ca6cfd46ff28bfef65260f7d7b62"> 283</a></span>  self.<a class="code" href="classpruning_1_1PruneTest.html#aef63ca6cfd46ff28bfef65260f7d7b62">mainchainhash2</a> = self.<a class="code" href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">nodes</a>[2].<a class="code" href="blockchain_8cpp.html#ac1ec45e4b8f71fd32a1a3a984c62429f">getblockhash</a>(self.<a class="code" href="classpruning_1_1PruneTest.html#a406e3146d1438f01f1a359d023b9f113">mainchainheight</a>)</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span> </div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Check that we can survive a 288 block reorg still"</span></div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  (self.forkheight,self.forkhash) = self.<a class="code" href="classpruning_1_1PruneTest.html#acc8811da27e475e38567d77ce2befe32">reorg_test</a>() <span class="comment">#(1033, )</span></div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="comment"># Now create a 288 block reorg by mining a longer chain on N1</span></div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="comment"># First disconnect N1</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="comment"># Then invalidate 1033 on main chain and 1032 on fork so height is 1032 on main chain</span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="comment"># N1 **...*(1020) **...**(1032)X..</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="comment"># \</span></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="comment"># ++...+(1031)X..</span></div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="comment">#</span></div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="comment"># Now mine 300 more blocks on N1</span></div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="comment"># N1 **...*(1020) **...**(1032) @@...@(1332)</span></div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="comment"># \ \</span></div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="comment"># \ X...</span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="comment"># \ \</span></div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="comment"># ++...+(1031)X.. ..</span></div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="comment">#</span></div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="comment"># Reconnect nodes and mine 220 more blocks on N1</span></div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="comment"># N1 **...*(1020) **...**(1032) @@...@@@(1552)</span></div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="comment"># \ \</span></div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="comment"># \ X...</span></div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="comment"># \ \</span></div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="comment"># ++...+(1031)X.. ..</span></div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="comment">#</span></div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="comment"># N2 **...*(1020) **...**(1032) @@...@@@(1552)</span></div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="comment"># \ \</span></div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="comment"># \ *...**(1320)</span></div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="comment"># \ \</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment"># ++...++(1044) ..</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="comment">#</span></div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment"># N0 ********************(1032) @@...@@@(1552)</span></div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="comment"># \</span></div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="comment"># *...**(1320)</span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> </div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Test that we can rerequest a block we previously pruned if needed for a reorg"</span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  self.<a class="code" href="classpruning_1_1PruneTest.html#a58415e3718ec8944d84ecb1ac5931819">reorg_back</a>()</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="comment"># Verify that N2 still has block 1033 on current chain (@), but not on main chain (*)</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="comment"># Invalidate 1033 on current chain (@) on N2 and we should be able to reorg to</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="comment"># original main chain (*), but will require redownload of some blocks</span></div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="comment"># In order to have a peer we think we can download from, must also perform this invalidation</span></div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="comment"># on N0 and mine a new longest chain to trigger.</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="comment"># Final result:</span></div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="comment"># N0 ********************(1032) **...****(1553)</span></div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="comment"># \</span></div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="comment"># X@...@@@(1552)</span></div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="comment">#</span></div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="comment"># N2 **...*(1020) **...**(1032) **...****(1553)</span></div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="comment"># \ \</span></div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="comment"># \ X@...@@@(1552)</span></div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="comment"># \</span></div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="comment"># +..</span></div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="comment">#</span></div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="comment"># N1 doesn't change because 1033 on main chain (*) is invalid</span></div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span> </div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Done"</span></div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="keywordflow">if</span> __name__ == <span class="stringliteral">'__main__'</span>:</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <a class="code" href="classpruning_1_1PruneTest.html">PruneTest</a>().<a class="code" href="classtest__framework_1_1test__framework_1_1BitcoinTestFramework.html#a076857f5499c37bacf64a8ccb6ba5197">main</a>()</div><div class="ttc" id="classpruning_1_1PruneTest_html_ae7543da37da3741b39d226abaa6d11c2"><div class="ttname"><a href="classpruning_1_1PruneTest.html#ae7543da37da3741b39d226abaa6d11c2">pruning.PruneTest.setup_chain</a></div><div class="ttdeci">def setup_chain(self)</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00027">pruning.py:27</a></div></div>
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<div class="ttc" id="namespaceinvalidateblock_html"><div class="ttname"><a href="namespaceinvalidateblock.html">invalidateblock</a></div><div class="ttdef"><b>Definition:</b> <a href="invalidateblock_8py_source.html#l00001">invalidateblock.py:1</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_a7c1637bdfedb15232481690f17ad0e46"><div class="ttname"><a href="classpruning_1_1PruneTest.html#a7c1637bdfedb15232481690f17ad0e46">pruning.PruneTest.mine_full_block</a></div><div class="ttdeci">def mine_full_block(self, node, address)</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00217">pruning.py:217</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_aafa84de841f3aabd80c70e7b785ba7c7"><div class="ttname"><a href="classpruning_1_1PruneTest.html#aafa84de841f3aabd80c70e7b785ba7c7">pruning.PruneTest.relayfee</a></div><div class="ttdeci">relayfee</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00047">pruning.py:47</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_aef63ca6cfd46ff28bfef65260f7d7b62"><div class="ttname"><a href="classpruning_1_1PruneTest.html#aef63ca6cfd46ff28bfef65260f7d7b62">pruning.PruneTest.mainchainhash2</a></div><div class="ttdeci">mainchainhash2</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00283">pruning.py:283</a></div></div>
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<div class="ttc" id="Examples_8cpp_html_a936f4b586a8f869a9d0d197cc5110653"><div class="ttname"><a href="Examples_8cpp.html#a936f4b586a8f869a9d0d197cc5110653">sum</a></div><div class="ttdeci">volatile double sum</div><div class="ttdef"><b>Definition:</b> <a href="Examples_8cpp_source.html#l00023">Examples.cpp:23</a></div></div>
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<div class="ttc" id="namespacepruning_html_a5667a4691b4d134189b7e7cdfec31cdc"><div class="ttname"><a href="namespacepruning.html#a5667a4691b4d134189b7e7cdfec31cdc">pruning.calc_usage</a></div><div class="ttdeci">def calc_usage(blockdir)</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00017">pruning.py:17</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_a41efbad4a14653958f974359852f59d3"><div class="ttname"><a href="classpruning_1_1PruneTest.html#a41efbad4a14653958f974359852f59d3">pruning.PruneTest.test_height_min</a></div><div class="ttdeci">def test_height_min(self)</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00065">pruning.py:65</a></div></div>
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<div class="ttc" id="blockchain_8cpp_html_afdd7f5b03a6ab23f3627721b074ef606"><div class="ttname"><a href="blockchain_8cpp.html#afdd7f5b03a6ab23f3627721b074ef606">getblock</a></div><div class="ttdeci">UniValue getblock(const UniValue &params, bool fHelp)</div><div class="ttdef"><b>Definition:</b> <a href="blockchain_8cpp_source.html#l00483">blockchain.cpp:483</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_a9f9714af5c7a2aa84c29931c531fc81d"><div class="ttname"><a href="classpruning_1_1PruneTest.html#a9f9714af5c7a2aa84c29931c531fc81d">pruning.PruneTest.utxo</a></div><div class="ttdeci">utxo</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00023">pruning.py:23</a></div></div>
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<div class="ttc" id="server_8h_html_a465ffe9ab07fa4986f64d618404ba7c3"><div class="ttname"><a href="server_8h.html#a465ffe9ab07fa4986f64d618404ba7c3">listunspent</a></div><div class="ttdeci">UniValue listunspent(const UniValue &params, bool fHelp)</div><div class="ttdef"><b>Definition:</b> <a href="rpcwallet_8cpp_source.html#l02533">rpcwallet.cpp:2533</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_a2a22d6cd77ba2d7405963c1e403b695d"><div class="ttname"><a href="classpruning_1_1PruneTest.html#a2a22d6cd77ba2d7405963c1e403b695d">pruning.PruneTest.nodes</a></div><div class="ttdeci">nodes</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00032">pruning.py:32</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1util_html_aa1eacfbd44ba6019d659733acf4b1a71"><div class="ttname"><a href="namespacetest__framework_1_1util.html#aa1eacfbd44ba6019d659733acf4b1a71">test_framework.util.connect_nodes</a></div><div class="ttdeci">def connect_nodes(from_connection, node_num)</div><div class="ttdef"><b>Definition:</b> <a href="util_8py_source.html#l00343">util.py:343</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_abefcd2b362562f6a119a6f98389af72d"><div class="ttname"><a href="classpruning_1_1PruneTest.html#abefcd2b362562f6a119a6f98389af72d">pruning.PruneTest.txouts</a></div><div class="ttdeci">txouts</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00025">pruning.py:25</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1test__framework_html"><div class="ttname"><a href="namespacetest__framework_1_1test__framework.html">test_framework.test_framework</a></div><div class="ttdef"><b>Definition:</b> <a href="test__framework_8py_source.html#l00001">test_framework.py:1</a></div></div>
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<div class="ttc" id="classtest__framework_1_1test__framework_1_1BitcoinTestFramework_html"><div class="ttname"><a href="classtest__framework_1_1test__framework_1_1BitcoinTestFramework.html">test_framework.test_framework.BitcoinTestFramework</a></div><div class="ttdef"><b>Definition:</b> <a href="test__framework_8py_source.html#l00032">test_framework.py:32</a></div></div>
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<div class="ttc" id="server_8h_html_a271b9e4c68747b1c497a42e2379c590b"><div class="ttname"><a href="server_8h.html#a271b9e4c68747b1c497a42e2379c590b">getnewaddress</a></div><div class="ttdeci">UniValue getnewaddress(const UniValue &params, bool fHelp)</div><div class="ttdef"><b>Definition:</b> <a href="rpcwallet_8cpp_source.html#l00113">rpcwallet.cpp:113</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_a58415e3718ec8944d84ecb1ac5931819"><div class="ttname"><a href="classpruning_1_1PruneTest.html#a58415e3718ec8944d84ecb1ac5931819">pruning.PruneTest.reorg_back</a></div><div class="ttdeci">def reorg_back(self)</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00170">pruning.py:170</a></div></div>
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<div class="ttc" id="blockchain_8cpp_html_ac1ec45e4b8f71fd32a1a3a984c62429f"><div class="ttname"><a href="blockchain_8cpp.html#ac1ec45e4b8f71fd32a1a3a984c62429f">getblockhash</a></div><div class="ttdeci">UniValue getblockhash(const UniValue &params, bool fHelp)</div><div class="ttdef"><b>Definition:</b> <a href="blockchain_8cpp_source.html#l00311">blockchain.cpp:311</a></div></div>
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<div class="ttc" id="blockchain_8cpp_html_ae0f8b6c1a99fcf8a0e786df27a41a40d"><div class="ttname"><a href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a></div><div class="ttdeci">UniValue getblockcount(const UniValue &params, bool fHelp)</div><div class="ttdef"><b>Definition:</b> <a href="blockchain_8cpp_source.html#l00131">blockchain.cpp:131</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1util_html_a0d5c2187844d0b046113dbea6b956413"><div class="ttname"><a href="namespacetest__framework_1_1util.html#a0d5c2187844d0b046113dbea6b956413">test_framework.util.initialize_chain_clean</a></div><div class="ttdeci">def initialize_chain_clean(test_dir, num_nodes)</div><div class="ttdef"><b>Definition:</b> <a href="util_8py_source.html#l00252">util.py:252</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_a406e3146d1438f01f1a359d023b9f113"><div class="ttname"><a href="classpruning_1_1PruneTest.html#a406e3146d1438f01f1a359d023b9f113">pruning.PruneTest.mainchainheight</a></div><div class="ttdeci">mainchainheight</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00282">pruning.py:282</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_a523f76f73ce244831f48f097eaa2a912"><div class="ttname"><a href="classpruning_1_1PruneTest.html#a523f76f73ce244831f48f097eaa2a912">pruning.PruneTest.address</a></div><div class="ttdeci">address</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00024">pruning.py:24</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html"><div class="ttname"><a href="classpruning_1_1PruneTest.html">pruning.PruneTest</a></div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00020">pruning.py:20</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_a27465bae24c709aec91f34c0a1585669"><div class="ttname"><a href="classpruning_1_1PruneTest.html#a27465bae24c709aec91f34c0a1585669">pruning.PruneTest.is_network_split</a></div><div class="ttdeci">is_network_split</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00033">pruning.py:33</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1util_html_a8fc6d48b2e47cf4a444310feff09ca5a"><div class="ttname"><a href="namespacetest__framework_1_1util.html#a8fc6d48b2e47cf4a444310feff09ca5a">test_framework.util.gen_return_txouts</a></div><div class="ttdeci">def gen_return_txouts()</div><div class="ttdef"><b>Definition:</b> <a href="util_8py_source.html#l00559">util.py:559</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1util_html_adedab36f7b224153aba7cefb50663d3c"><div class="ttname"><a href="namespacetest__framework_1_1util.html#adedab36f7b224153aba7cefb50663d3c">test_framework.util.stop_node</a></div><div class="ttdeci">def stop_node(node, i)</div><div class="ttdef"><b>Definition:</b> <a href="util_8py_source.html#l00323">util.py:323</a></div></div>
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<div class="ttc" id="mining_8cpp_html_afc5f2c0cbe40a2f876b46df2929cf359"><div class="ttname"><a href="mining_8cpp.html#afc5f2c0cbe40a2f876b46df2929cf359">generate</a></div><div class="ttdeci">UniValue generate(const UniValue &params, bool fHelp)</div><div class="ttdef"><b>Definition:</b> <a href="mining_8cpp_source.html#l00122">mining.cpp:122</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_aa248b2ba0d8a163cbf6853a138b7088b"><div class="ttname"><a href="classpruning_1_1PruneTest.html#aa248b2ba0d8a163cbf6853a138b7088b">pruning.PruneTest.setup_network</a></div><div class="ttdeci">def setup_network(self)</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00031">pruning.py:31</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1util_html_aa20567f95203db19bbd3bf531ddabff6"><div class="ttname"><a href="namespacetest__framework_1_1util.html#aa20567f95203db19bbd3bf531ddabff6">test_framework.util.sync_blocks</a></div><div class="ttdeci">def sync_blocks(rpc_connections, wait=1)</div><div class="ttdef"><b>Definition:</b> <a href="util_8py_source.html#l00117">util.py:117</a></div></div>
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<div class="ttc" id="classtest__framework_1_1test__framework_1_1BitcoinTestFramework_html_a076857f5499c37bacf64a8ccb6ba5197"><div class="ttname"><a href="classtest__framework_1_1test__framework_1_1BitcoinTestFramework.html#a076857f5499c37bacf64a8ccb6ba5197">test_framework.test_framework.BitcoinTestFramework.main</a></div><div class="ttdeci">def main(self)</div><div class="ttdef"><b>Definition:</b> <a href="test__framework_8py_source.html#l00097">test_framework.py:97</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_a4506829c30d782379189739dc9b498fb"><div class="ttname"><a href="classpruning_1_1PruneTest.html#a4506829c30d782379189739dc9b498fb">pruning.PruneTest.create_big_chain</a></div><div class="ttdeci">def create_big_chain(self)</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00054">pruning.py:54</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_acc8811da27e475e38567d77ce2befe32"><div class="ttname"><a href="classpruning_1_1PruneTest.html#acc8811da27e475e38567d77ce2befe32">pruning.PruneTest.reorg_test</a></div><div class="ttdeci">def reorg_test(self)</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00117">pruning.py:117</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_a8cd45c5d4b98334ac13606ed0620e637"><div class="ttname"><a href="classpruning_1_1PruneTest.html#a8cd45c5d4b98334ac13606ed0620e637">pruning.PruneTest.create_chain_with_staleblocks</a></div><div class="ttdeci">def create_chain_with_staleblocks(self)</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00087">pruning.py:87</a></div></div>
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<div class="ttc" id="blockchain_8cpp_html_a155137bbf47706bd55a07821025e9b6d"><div class="ttname"><a href="blockchain_8cpp.html#a155137bbf47706bd55a07821025e9b6d">getbestblockhash</a></div><div class="ttdeci">UniValue getbestblockhash(const UniValue &params, bool fHelp)</div><div class="ttdef"><b>Definition:</b> <a href="blockchain_8cpp_source.html#l00148">blockchain.cpp:148</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_af907fc2b7bd11abd2219aaf6617db941"><div class="ttname"><a href="classpruning_1_1PruneTest.html#af907fc2b7bd11abd2219aaf6617db941">pruning.PruneTest.__init__</a></div><div class="ttdeci">def __init__(self)</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00022">pruning.py:22</a></div></div>
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<div class="ttc" id="rpc_2net_8cpp_html_a46fc244635dd8fafde0e76960822c6cd"><div class="ttname"><a href="rpc_2net_8cpp.html#a46fc244635dd8fafde0e76960822c6cd">getnetworkinfo</a></div><div class="ttdeci">UniValue getnetworkinfo(const UniValue &params, bool fHelp)</div><div class="ttdef"><b>Definition:</b> <a href="rpc_2net_8cpp_source.html#l00392">net.cpp:392</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_a85e158ab0f0d594b43719d0c3dcc79bd"><div class="ttname"><a href="classpruning_1_1PruneTest.html#a85e158ab0f0d594b43719d0c3dcc79bd">pruning.PruneTest.prunedir</a></div><div class="ttdeci">prunedir</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00041">pruning.py:41</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1util_html"><div class="ttname"><a href="namespacetest__framework_1_1util.html">test_framework.util</a></div><div class="ttdef"><b>Definition:</b> <a href="util_8py_source.html#l00001">util.py:1</a></div></div>
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<div class="ttc" id="classpruning_1_1PruneTest_html_a8d70422ed343c72b00457c211996632b"><div class="ttname"><a href="classpruning_1_1PruneTest.html#a8d70422ed343c72b00457c211996632b">pruning.PruneTest.run_test</a></div><div class="ttdeci">def run_test(self)</div><div class="ttdef"><b>Definition:</b> <a href="pruning_8py_source.html#l00243">pruning.py:243</a></div></div>
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