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<a href="sendheaders_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="namespacesendheaders.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">#</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"># Distributed under the MIT/X11 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> <span class="comment">#</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="keyword">from</span> <a class="code" href="namespacetest__framework_1_1mininode.html">test_framework.mininode</a> <span class="keyword">import</span> *</div><div class="line"><a name="l00008"></a><span class="lineno"> 8</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="l00009"></a><span class="lineno"> 9</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="l00010"></a><span class="lineno"> 10</span> <span class="keyword">from</span> <a class="code" href="namespacetest__framework_1_1blocktools.html">test_framework.blocktools</a> <span class="keyword">import</span> create_block, create_coinbase</div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="stringliteral">'''</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="stringliteral">SendHeadersTest -- test behavior of headers messages to announce blocks.</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="stringliteral"></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="stringliteral">Setup: </span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="stringliteral"></span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="stringliteral">- Two nodes, two p2p connections to node0. One p2p connection should only ever</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="stringliteral"> receive inv's (omitted from testing description below, this is our control).</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="stringliteral"> Second node is used for creating reorgs.</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="stringliteral"></span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="stringliteral">Part 1: No headers announcements before "sendheaders"</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="stringliteral">a. node mines a block [expect: inv]</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="stringliteral"> send getdata for the block [expect: block]</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="stringliteral">b. node mines another block [expect: inv]</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="stringliteral"> send getheaders and getdata [expect: headers, then block]</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="stringliteral">c. node mines another block [expect: inv]</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="stringliteral"> peer mines a block, announces with header [expect: getdata]</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="stringliteral">d. node mines another block [expect: inv]</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="stringliteral"></span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="stringliteral">Part 2: After "sendheaders", headers announcements should generally work.</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="stringliteral">a. peer sends sendheaders [expect: no response]</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="stringliteral"> peer sends getheaders with current tip [expect: no response]</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="stringliteral">b. node mines a block [expect: tip header]</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="stringliteral">c. for N in 1, ..., 10:</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="stringliteral"> * for announce-type in {inv, header}</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="stringliteral"> - peer mines N blocks, announces with announce-type</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="stringliteral"> [ expect: getheaders/getdata or getdata, deliver block(s) ]</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="stringliteral"> - node mines a block [ expect: 1 header ]</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="stringliteral"></span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="stringliteral">Part 3: Headers announcements stop after large reorg and resume after getheaders or inv from peer.</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="stringliteral">- For response-type in {inv, getheaders}</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="stringliteral"> * node mines a 7 block reorg [ expect: headers announcement of 8 blocks ]</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="stringliteral"> * node mines an 8-block reorg [ expect: inv at tip ]</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="stringliteral"> * peer responds with getblocks/getdata [expect: inv, blocks ]</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="stringliteral"> * node mines another block [ expect: inv at tip, peer sends getdata, expect: block ]</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="stringliteral"> * node mines another block at tip [ expect: inv ]</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="stringliteral"> * peer responds with getheaders with an old hashstop more than 8 blocks back [expect: headers]</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="stringliteral"> * peer requests block [ expect: block ]</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="stringliteral"> * node mines another block at tip [ expect: inv, peer sends getdata, expect: block ]</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="stringliteral"> * peer sends response-type [expect headers if getheaders, getheaders/getdata if mining new block]</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="stringliteral"> * node mines 1 block [expect: 1 header, peer responds with getdata]</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="stringliteral"></span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="stringliteral">Part 4: Test direct fetch behavior</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="stringliteral">a. Announce 2 old block headers.</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="stringliteral"> Expect: no getdata requests.</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="stringliteral">b. Announce 3 new blocks via 1 headers message.</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="stringliteral"> Expect: one getdata request for all 3 blocks.</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="stringliteral"> (Send blocks.)</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="stringliteral">c. Announce 1 header that forks off the last two blocks.</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="stringliteral"> Expect: no response.</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="stringliteral">d. Announce 1 more header that builds on that fork.</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="stringliteral"> Expect: one getdata request for two blocks.</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="stringliteral">e. Announce 16 more headers that build on that fork.</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="stringliteral"> Expect: getdata request for 14 more blocks.</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="stringliteral">f. Announce 1 more header that builds on that fork.</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="stringliteral"> Expect: no response.</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="stringliteral">'''</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html"> 69</a></span> <span class="keyword">class </span><a class="code" href="classsendheaders_1_1BaseNode.html">BaseNode</a>(<a class="code" href="classtest__framework_1_1mininode_1_1NodeConnCB.html">NodeConnCB</a>):</div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a510268121bede93e73703a5209efec91"> 70</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#a510268121bede93e73703a5209efec91">__init__</a>(self):</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  NodeConnCB.__init__(self)</div><div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a8803ee02b46c368bd2dd92f794a5f236"> 72</a></span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a8803ee02b46c368bd2dd92f794a5f236">connection</a> = <span class="keywordtype">None</span></div><div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a43dd034d01b82aae59e7aa8a6f281b75"> 73</a></span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a43dd034d01b82aae59e7aa8a6f281b75">last_inv</a> = <span class="keywordtype">None</span></div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a11b9122109338f388dc5183f76306c80"> 74</a></span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a11b9122109338f388dc5183f76306c80">last_headers</a> = <span class="keywordtype">None</span></div><div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#ae8de9b46eb526c610f976dd2fc31fb2d"> 75</a></span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#ae8de9b46eb526c610f976dd2fc31fb2d">last_block</a> = <span class="keywordtype">None</span></div><div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#aea85bfb4758d2ae4b2926ce82ee9e1b8"> 76</a></span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#aea85bfb4758d2ae4b2926ce82ee9e1b8">ping_counter</a> = 1</div><div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a30f0e4e768c2fb1b6d8dc2e3b80973a3"> 77</a></span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a30f0e4e768c2fb1b6d8dc2e3b80973a3">last_pong</a> = <a class="code" href="classtest__framework_1_1mininode_1_1msg__pong.html">msg_pong</a>(0)</div><div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a7832f5fb20758b22a72a34df80917b93"> 78</a></span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a7832f5fb20758b22a72a34df80917b93">last_getdata</a> = <span class="keywordtype">None</span></div><div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a3f6e5605fccb960ef6d5026d439572a3"> 79</a></span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a3f6e5605fccb960ef6d5026d439572a3">sleep_time</a> = 0.05</div><div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a3c7fee276f5ff8f83e0c75d95d8ef689"> 80</a></span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a3c7fee276f5ff8f83e0c75d95d8ef689">block_announced</a> = <span class="keyword">False</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div><div class="line"><a name="l00082"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a03448ededf809db9fb90f64c0e55434c"> 82</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#a03448ededf809db9fb90f64c0e55434c">clear_last_announcement</a>(self):</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  with mininode_lock:</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a3c7fee276f5ff8f83e0c75d95d8ef689">block_announced</a> = <span class="keyword">False</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a43dd034d01b82aae59e7aa8a6f281b75">last_inv</a> = <span class="keywordtype">None</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a11b9122109338f388dc5183f76306c80">last_headers</a> = <span class="keywordtype">None</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div><div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a83d36a42e2c604f3170a469d742336c3"> 88</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#a83d36a42e2c604f3170a469d742336c3">add_connection</a>(self, conn):</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a8803ee02b46c368bd2dd92f794a5f236">connection</a> = conn</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="comment"># Request data for a list of block hashes</span></div><div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#ac0080a89d2487eb3cf5969c6122f5ca9"> 92</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#ac0080a89d2487eb3cf5969c6122f5ca9">get_data</a>(self, block_hashes):</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  msg = <a class="code" href="classtest__framework_1_1mininode_1_1msg__getdata.html">msg_getdata</a>()</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">for</span> x <span class="keywordflow">in</span> block_hashes:</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  msg.inv.append(<a class="code" href="classtest__framework_1_1mininode_1_1CInv.html">CInv</a>(2, x))</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a8803ee02b46c368bd2dd92f794a5f236">connection</a>.<a class="code" href="classsendheaders_1_1BaseNode.html#a45db73b3ca865a2cdfa68ec2d75eeac2">send_message</a>(msg)</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div><div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#aeb04e5a520f0ed3c511fcc30c3cf4637"> 98</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#aeb04e5a520f0ed3c511fcc30c3cf4637">get_headers</a>(self, locator, hashstop):</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  msg = <a class="code" href="classtest__framework_1_1mininode_1_1msg__getheaders.html">msg_getheaders</a>()</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  msg.locator.vHave = locator</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  msg.hashstop = hashstop</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a8803ee02b46c368bd2dd92f794a5f236">connection</a>.<a class="code" href="classsendheaders_1_1BaseNode.html#a45db73b3ca865a2cdfa68ec2d75eeac2">send_message</a>(msg)</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div><div class="line"><a name="l00104"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#af3b34c07340c171363186e2e1772a364"> 104</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#af3b34c07340c171363186e2e1772a364">send_block_inv</a>(self, blockhash):</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  msg = <a class="code" href="classtest__framework_1_1mininode_1_1msg__inv.html">msg_inv</a>()</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  msg.inv = [<a class="code" href="classtest__framework_1_1mininode_1_1CInv.html">CInv</a>(2, blockhash)]</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a8803ee02b46c368bd2dd92f794a5f236">connection</a>.<a class="code" href="classsendheaders_1_1BaseNode.html#a45db73b3ca865a2cdfa68ec2d75eeac2">send_message</a>(msg)</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment"># Wrapper for the NodeConn's send_message function</span></div><div class="line"><a name="l00110"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a45db73b3ca865a2cdfa68ec2d75eeac2"> 110</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#a45db73b3ca865a2cdfa68ec2d75eeac2">send_message</a>(self, message):</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a8803ee02b46c368bd2dd92f794a5f236">connection</a>.<a class="code" href="classsendheaders_1_1BaseNode.html#a45db73b3ca865a2cdfa68ec2d75eeac2">send_message</a>(message)</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div><div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a0320b372b3f8ed6a024a0bb672285285"> 113</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#a0320b372b3f8ed6a024a0bb672285285">on_inv</a>(self, conn, message):</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a43dd034d01b82aae59e7aa8a6f281b75">last_inv</a> = message</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a3c7fee276f5ff8f83e0c75d95d8ef689">block_announced</a> = <span class="keyword">True</span></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="classsendheaders_1_1BaseNode.html#ad40a74a0b2a0d8764e3486918cc70a0c"> 117</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#ad40a74a0b2a0d8764e3486918cc70a0c">on_headers</a>(self, conn, message):</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a11b9122109338f388dc5183f76306c80">last_headers</a> = message</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a3c7fee276f5ff8f83e0c75d95d8ef689">block_announced</a> = <span class="keyword">True</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div><div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a14bc15d69d5315b447f0fbc3053a7a6d"> 121</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#a14bc15d69d5315b447f0fbc3053a7a6d">on_block</a>(self, conn, message):</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#ae8de9b46eb526c610f976dd2fc31fb2d">last_block</a> = message.block</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#ae8de9b46eb526c610f976dd2fc31fb2d">last_block</a>.calc_sha256()</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div><div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a3934aa7c21dbb25058d2d7ef8ad241fb"> 125</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#a3934aa7c21dbb25058d2d7ef8ad241fb">on_getdata</a>(self, conn, message):</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a7832f5fb20758b22a72a34df80917b93">last_getdata</a> = message</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#ac2a41c20cc2c63e894c8b11eff703c2b"> 128</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#ac2a41c20cc2c63e894c8b11eff703c2b">on_pong</a>(self, conn, message):</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a30f0e4e768c2fb1b6d8dc2e3b80973a3">last_pong</a> = message</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="comment"># Test whether the last announcement we received had the</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="comment"># right header or the right inv</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="comment"># inv and headers should be lists of block hashes</span></div><div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#ad4ac6db2d2c8b3335bc34e1ab94a2b85"> 134</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#ad4ac6db2d2c8b3335bc34e1ab94a2b85">check_last_announcement</a>(self, headers=None, inv=None):</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  expect_headers = headers <span class="keywordflow">if</span> headers != <span class="keywordtype">None</span> <span class="keywordflow">else</span> []</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  expect_inv = inv <span class="keywordflow">if</span> inv != <span class="keywordtype">None</span> <span class="keywordflow">else</span> []</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  test_function = <span class="keyword">lambda</span>: self.<a class="code" href="classsendheaders_1_1BaseNode.html#a3c7fee276f5ff8f83e0c75d95d8ef689">block_announced</a></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a6ad240f0c0021bb2b88ef45f51e28c40">sync</a>(test_function)</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  with mininode_lock:</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a3c7fee276f5ff8f83e0c75d95d8ef689">block_announced</a> = <span class="keyword">False</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  success = <span class="keyword">True</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  compare_inv = []</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">if</span> self.<a class="code" href="classsendheaders_1_1BaseNode.html#a43dd034d01b82aae59e7aa8a6f281b75">last_inv</a> != <span class="keywordtype">None</span>:</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  compare_inv = [x.hash <span class="keywordflow">for</span> x <span class="keywordflow">in</span> self.<a class="code" href="classsendheaders_1_1BaseNode.html#a43dd034d01b82aae59e7aa8a6f281b75">last_inv</a>.inv]</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">if</span> compare_inv != expect_inv:</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  success = <span class="keyword">False</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  hash_headers = []</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">if</span> self.<a class="code" href="classsendheaders_1_1BaseNode.html#a11b9122109338f388dc5183f76306c80">last_headers</a> != <span class="keywordtype">None</span>:</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment"># treat headers as a list of block hashes</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  hash_headers = [ x.sha256 <span class="keywordflow">for</span> x <span class="keywordflow">in</span> self.<a class="code" href="classsendheaders_1_1BaseNode.html#a11b9122109338f388dc5183f76306c80">last_headers</a>.headers ]</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">if</span> hash_headers != expect_headers:</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  success = <span class="keyword">False</span></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>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a43dd034d01b82aae59e7aa8a6f281b75">last_inv</a> = <span class="keywordtype">None</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a11b9122109338f388dc5183f76306c80">last_headers</a> = <span class="keywordtype">None</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">return</span> success</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="comment"># Syncing helpers</span></div><div class="line"><a name="l00161"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a6ad240f0c0021bb2b88ef45f51e28c40"> 161</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#a6ad240f0c0021bb2b88ef45f51e28c40">sync</a>(self, test_function, timeout=60):</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">while</span> timeout > 0:</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  with mininode_lock:</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">if</span> test_function():</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  time.sleep(self.<a class="code" href="classsendheaders_1_1BaseNode.html#a3f6e5605fccb960ef6d5026d439572a3">sleep_time</a>)</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  timeout -= self.<a class="code" href="classsendheaders_1_1BaseNode.html#a3f6e5605fccb960ef6d5026d439572a3">sleep_time</a></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">raise</span> AssertionError(<span class="stringliteral">"Sync failed to complete"</span>)</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="classsendheaders_1_1BaseNode.html#a86de131fe2c6d36bedf470a45e4f6861"> 170</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#a86de131fe2c6d36bedf470a45e4f6861">sync_with_ping</a>(self, timeout=60):</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a45db73b3ca865a2cdfa68ec2d75eeac2">send_message</a>(<a class="code" href="classtest__framework_1_1mininode_1_1msg__ping.html">msg_ping</a>(nonce=self.<a class="code" href="classsendheaders_1_1BaseNode.html#aea85bfb4758d2ae4b2926ce82ee9e1b8">ping_counter</a>))</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  test_function = <span class="keyword">lambda</span>: self.<a class="code" href="classsendheaders_1_1BaseNode.html#a30f0e4e768c2fb1b6d8dc2e3b80973a3">last_pong</a>.nonce == self.<a class="code" href="classsendheaders_1_1BaseNode.html#aea85bfb4758d2ae4b2926ce82ee9e1b8">ping_counter</a></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a6ad240f0c0021bb2b88ef45f51e28c40">sync</a>(test_function, timeout)</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#aea85bfb4758d2ae4b2926ce82ee9e1b8">ping_counter</a> += 1</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">return</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div><div class="line"><a name="l00177"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#af3d9fbd7a17484eb755ee2c4307b5091"> 177</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#af3d9fbd7a17484eb755ee2c4307b5091">wait_for_block</a>(self, blockhash, timeout=60):</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  test_function = <span class="keyword">lambda</span>: self.<a class="code" href="classsendheaders_1_1BaseNode.html#ae8de9b46eb526c610f976dd2fc31fb2d">last_block</a> != <span class="keywordtype">None</span> <span class="keywordflow">and</span> self.<a class="code" href="classsendheaders_1_1BaseNode.html#ae8de9b46eb526c610f976dd2fc31fb2d">last_block</a>.sha256 == blockhash</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a6ad240f0c0021bb2b88ef45f51e28c40">sync</a>(test_function, timeout)</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">return</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> </div><div class="line"><a name="l00182"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a0d3120003095ad6e6b308af128d7577f"> 182</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#a0d3120003095ad6e6b308af128d7577f">wait_for_getdata</a>(self, hash_list, timeout=60):</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordflow">if</span> hash_list == []:</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">return</span></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  test_function = <span class="keyword">lambda</span>: self.<a class="code" href="classsendheaders_1_1BaseNode.html#a7832f5fb20758b22a72a34df80917b93">last_getdata</a> != <span class="keywordtype">None</span> <span class="keywordflow">and</span> [x.hash <span class="keywordflow">for</span> x <span class="keywordflow">in</span> self.<a class="code" href="classsendheaders_1_1BaseNode.html#a7832f5fb20758b22a72a34df80917b93">last_getdata</a>.inv] == hash_list</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a6ad240f0c0021bb2b88ef45f51e28c40">sync</a>(test_function, timeout)</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">return</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div><div class="line"><a name="l00190"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a50f8b82394f2af02cbb0600dac2e9417"> 190</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#a50f8b82394f2af02cbb0600dac2e9417">send_header_for_blocks</a>(self, new_blocks):</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  headers_message = <a class="code" href="classtest__framework_1_1mininode_1_1msg__headers.html">msg_headers</a>()</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  headers_message.headers = [ <a class="code" href="classtest__framework_1_1mininode_1_1CBlockHeader.html">CBlockHeader</a>(b) <span class="keywordflow">for</span> b <span class="keywordflow">in</span> new_blocks ]</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a45db73b3ca865a2cdfa68ec2d75eeac2">send_message</a>(headers_message)</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> </div><div class="line"><a name="l00195"></a><span class="lineno"><a class="line" href="classsendheaders_1_1BaseNode.html#a806a1d5e78b23558c28e5faeaa9a2a49"> 195</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1BaseNode.html#a806a1d5e78b23558c28e5faeaa9a2a49">send_getblocks</a>(self, locator):</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  getblocks_message = <a class="code" href="classtest__framework_1_1mininode_1_1msg__getblocks.html">msg_getblocks</a>()</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  getblocks_message.locator.vHave = locator</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  self.<a class="code" href="classsendheaders_1_1BaseNode.html#a45db73b3ca865a2cdfa68ec2d75eeac2">send_message</a>(getblocks_message)</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> </div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="comment"># InvNode: This peer should only ever receive inv's, because it doesn't ever send a</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="comment"># "sendheaders" message.</span></div><div class="line"><a name="l00202"></a><span class="lineno"><a class="line" href="classsendheaders_1_1InvNode.html"> 202</a></span> <span class="keyword">class </span><a class="code" href="classsendheaders_1_1InvNode.html">InvNode</a>(<a class="code" href="classsendheaders_1_1BaseNode.html">BaseNode</a>):</div><div class="line"><a name="l00203"></a><span class="lineno"><a class="line" href="classsendheaders_1_1InvNode.html#a2f4372a97ddb07e4f6131c5bfb614c5e"> 203</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1InvNode.html#a2f4372a97ddb07e4f6131c5bfb614c5e">__init__</a>(self):</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  BaseNode.__init__(self)</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment"># TestNode: This peer is the one we use for most of the testing.</span></div><div class="line"><a name="l00207"></a><span class="lineno"><a class="line" href="classsendheaders_1_1TestNode.html"> 207</a></span> <span class="keyword">class </span><a class="code" href="classsendheaders_1_1TestNode.html">TestNode</a>(<a class="code" href="classsendheaders_1_1BaseNode.html">BaseNode</a>):</div><div class="line"><a name="l00208"></a><span class="lineno"><a class="line" href="classsendheaders_1_1TestNode.html#ac3400e08ebe0e86e09343756a7fbe7f6"> 208</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1TestNode.html#ac3400e08ebe0e86e09343756a7fbe7f6">__init__</a>(self):</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  BaseNode.__init__(self)</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> </div><div class="line"><a name="l00211"></a><span class="lineno"><a class="line" href="classsendheaders_1_1SendHeadersTest.html"> 211</a></span> <span class="keyword">class </span><a class="code" href="classsendheaders_1_1SendHeadersTest.html">SendHeadersTest</a>(<a class="code" href="classtest__framework_1_1test__framework_1_1BitcoinTestFramework.html">BitcoinTestFramework</a>):</div><div class="line"><a name="l00212"></a><span class="lineno"><a class="line" href="classsendheaders_1_1SendHeadersTest.html#aaad61965d0ab2467c91e5e8a594b0703"> 212</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1SendHeadersTest.html#aaad61965d0ab2467c91e5e8a594b0703">setup_chain</a>(self):</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <a class="code" href="namespacetest__framework_1_1util.html#a0d5c2187844d0b046113dbea6b956413">initialize_chain_clean</a>(self.options.tmpdir, 2)</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span> </div><div class="line"><a name="l00215"></a><span class="lineno"><a class="line" href="classsendheaders_1_1SendHeadersTest.html#a54585958d242f7ef3007bc57a665c61f"> 215</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1SendHeadersTest.html#a54585958d242f7ef3007bc57a665c61f">setup_network</a>(self):</div><div class="line"><a name="l00216"></a><span class="lineno"><a class="line" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47"> 216</a></span>  self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a> = []</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a> = <a class="code" href="namespacetest__framework_1_1util.html#aa6b84bae918a356af030860efab10362">start_nodes</a>(2, self.options.tmpdir, [[<span class="stringliteral">"-debug"</span>, <span class="stringliteral">"-logtimemicros=1"</span>]]*2)</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa1eacfbd44ba6019d659733acf4b1a71">connect_nodes</a>(self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0], 1)</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="comment"># mine count blocks and return the new tip</span></div><div class="line"><a name="l00221"></a><span class="lineno"><a class="line" href="classsendheaders_1_1SendHeadersTest.html#aaf062a97b3c2ca402f283ec199960b07"> 221</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1SendHeadersTest.html#aaf062a97b3c2ca402f283ec199960b07">mine_blocks</a>(self, count):</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="comment"># Clear out last block announcement from each p2p listener</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  [ x.clear_last_announcement() <span class="keywordflow">for</span> x <span class="keywordflow">in</span> self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#a17b8cfc1f3b276b6596ff96e9c0c098e">p2p_connections</a> ]</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="mining_8cpp.html#afc5f2c0cbe40a2f876b46df2929cf359">generate</a>(count)</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">return</span> int(self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#a155137bbf47706bd55a07821025e9b6d">getbestblockhash</a>(), 16)</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> </div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment"># mine a reorg that invalidates length blocks (replacing them with</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="comment"># length+1 blocks).</span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="comment"># Note: we clear the state of our p2p connections after the</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment"># to-be-reorged-out blocks are mined, so that we don't break later tests.</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment"># return the list of block hashes newly mined</span></div><div class="line"><a name="l00232"></a><span class="lineno"><a class="line" href="classsendheaders_1_1SendHeadersTest.html#abec2aa42137de9ef87c43317684481db"> 232</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1SendHeadersTest.html#abec2aa42137de9ef87c43317684481db">mine_reorg</a>(self, length):</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="mining_8cpp.html#afc5f2c0cbe40a2f876b46df2929cf359">generate</a>(length) <span class="comment"># make sure all invalidated blocks are node0's</span></div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa20567f95203db19bbd3bf531ddabff6">sync_blocks</a>(self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>, wait=0.1)</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  [x.clear_last_announcement() <span class="keywordflow">for</span> x <span class="keywordflow">in</span> self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#a17b8cfc1f3b276b6596ff96e9c0c098e">p2p_connections</a>]</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  tip_height = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[1].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>()</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  hash_to_invalidate = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[1].<a class="code" href="blockchain_8cpp.html#ac1ec45e4b8f71fd32a1a3a984c62429f">getblockhash</a>(tip_height-(length-1))</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[1].<a class="code" href="namespaceinvalidateblock.html">invalidateblock</a>(hash_to_invalidate)</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  all_hashes = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[1].<a class="code" href="mining_8cpp.html#afc5f2c0cbe40a2f876b46df2929cf359">generate</a>(length+1) <span class="comment"># Must be longer than the orig chain</span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <a class="code" href="namespacetest__framework_1_1util.html#aa20567f95203db19bbd3bf531ddabff6">sync_blocks</a>(self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>, wait=0.1)</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordflow">return</span> [int(x, 16) <span class="keywordflow">for</span> x <span class="keywordflow">in</span> all_hashes]</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> </div><div class="line"><a name="l00244"></a><span class="lineno"><a class="line" href="classsendheaders_1_1SendHeadersTest.html#aec14b6cfe247674bcf900bc2b6604180"> 244</a></span>  <span class="keyword">def </span><a class="code" href="classsendheaders_1_1SendHeadersTest.html#aec14b6cfe247674bcf900bc2b6604180">run_test</a>(self):</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="comment"># Setup the p2p connections and start up the network thread.</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  inv_node = <a class="code" href="classsendheaders_1_1InvNode.html">InvNode</a>()</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  test_node = <a class="code" href="classsendheaders_1_1TestNode.html">TestNode</a>()</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span> </div><div class="line"><a name="l00249"></a><span class="lineno"><a class="line" href="classsendheaders_1_1SendHeadersTest.html#a17b8cfc1f3b276b6596ff96e9c0c098e"> 249</a></span>  self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#a17b8cfc1f3b276b6596ff96e9c0c098e">p2p_connections</a> = [inv_node, test_node]</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  connections = []</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  connections.append(<a class="code" href="classtest__framework_1_1mininode_1_1NodeConn.html">NodeConn</a>(<span class="stringliteral">'127.0.0.1'</span>, <a class="code" href="namespacetest__framework_1_1util.html#a34ded7a772f1910f8137937a1fb81f86">p2p_port</a>(0), self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0], inv_node))</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="comment"># Set nServices to 0 for test_node, so no block download will occur outside of</span></div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="comment"># direct fetching</span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  connections.append(<a class="code" href="classtest__framework_1_1mininode_1_1NodeConn.html">NodeConn</a>(<span class="stringliteral">'127.0.0.1'</span>, <a class="code" href="namespacetest__framework_1_1util.html#a34ded7a772f1910f8137937a1fb81f86">p2p_port</a>(0), self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0], test_node, services=0))</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  inv_node.add_connection(connections[0])</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  test_node.add_connection(connections[1])</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <a class="code" href="classtest__framework_1_1mininode_1_1NetworkThread.html">NetworkThread</a>().start() <span class="comment"># Start up network handling in another thread</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="comment"># Test logic begins here</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  inv_node.wait_for_verack()</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  test_node.wait_for_verack()</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  tip = int(self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#a155137bbf47706bd55a07821025e9b6d">getbestblockhash</a>(), 16)</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment"># PART 1</span></div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="comment"># 1. Mine a block; expect inv announcements each time</span></div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Part 1: headers don't start before sendheaders message..."</span></div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordflow">for</span> i <span class="keywordflow">in</span> xrange(4):</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  old_tip = tip</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  tip = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#aaf062a97b3c2ca402f283ec199960b07">mine_blocks</a>(1)</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(inv_node.check_last_announcement(inv=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(test_node.check_last_announcement(inv=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="comment"># Try a few different responses; none should affect next announcement</span></div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordflow">if</span> i == 0:</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="comment"># first request the block</span></div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  test_node.get_data([tip])</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  test_node.wait_for_block(tip, timeout=5)</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">elif</span> i == 1:</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="comment"># next try requesting header and block</span></div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  test_node.get_headers(locator=[old_tip], hashstop=tip)</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  test_node.get_data([tip])</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  test_node.wait_for_block(tip)</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  test_node.clear_last_announcement() <span class="comment"># since we requested headers...</span></div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">elif</span> i == 2:</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="comment"># this time announce own block via headers</span></div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  height = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>()</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  last_time = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#afdd7f5b03a6ab23f3627721b074ef606">getblock</a>(self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#a155137bbf47706bd55a07821025e9b6d">getbestblockhash</a>())[<span class="stringliteral">'time'</span>]</div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  block_time = last_time + 1</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  new_block = <a class="code" href="namespacetest__framework_1_1blocktools.html#ab3c34a7489e18f5a954a59b06dfcd341">create_block</a>(tip, <a class="code" href="namespacetest__framework_1_1blocktools.html#a3fcec92180100b1dcfd1d0f751561081">create_coinbase</a>(height+1), block_time)</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  new_block.solve()</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  test_node.send_header_for_blocks([new_block])</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  test_node.wait_for_getdata([new_block.sha256], timeout=5)</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  test_node.send_message(<a class="code" href="classtest__framework_1_1mininode_1_1msg__block.html">msg_block</a>(new_block))</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  test_node.sync_with_ping() <span class="comment"># make sure this block is processed</span></div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  inv_node.clear_last_announcement()</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  test_node.clear_last_announcement()</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span> </div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Part 1: success!"</span></div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Part 2: announce blocks with headers after sendheaders message..."</span></div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="comment"># PART 2</span></div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="comment"># 2. Send a sendheaders message and test that headers announcements</span></div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="comment"># commence and keep working.</span></div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  test_node.send_message(<a class="code" href="classtest__framework_1_1mininode_1_1msg__sendheaders.html">msg_sendheaders</a>())</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  prev_tip = int(self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#a155137bbf47706bd55a07821025e9b6d">getbestblockhash</a>(), 16)</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  test_node.get_headers(locator=[prev_tip], hashstop=0L)</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  test_node.sync_with_ping()</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span> </div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="comment"># Now that we've synced headers, headers announcements should work</span></div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  tip = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#aaf062a97b3c2ca402f283ec199960b07">mine_blocks</a>(1)</div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(inv_node.check_last_announcement(inv=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(test_node.check_last_announcement(headers=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span> </div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  height = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>()+1</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  block_time += 10 <span class="comment"># Advance far enough ahead</span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keywordflow">for</span> i <span class="keywordflow">in</span> xrange(10):</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="comment"># Mine i blocks, and alternate announcing either via</span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="comment"># inv (of tip) or via headers. After each, new blocks</span></div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="comment"># mined by the node should successfully be announced</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="comment"># with block header, even though the blocks are never requested</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">for</span> j <span class="keywordflow">in</span> xrange(2):</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  blocks = []</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keywordflow">for</span> b <span class="keywordflow">in</span> xrange(i+1):</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  blocks.append(<a class="code" href="namespacetest__framework_1_1blocktools.html#ab3c34a7489e18f5a954a59b06dfcd341">create_block</a>(tip, <a class="code" href="namespacetest__framework_1_1blocktools.html#a3fcec92180100b1dcfd1d0f751561081">create_coinbase</a>(height), block_time))</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  blocks[-1].solve()</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  tip = blocks[-1].sha256</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  block_time += 1</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  height += 1</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">if</span> j == 0:</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="comment"># Announce via inv</span></div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  test_node.send_block_inv(tip)</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  test_node.wait_for_getdata([tip], timeout=5)</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="comment"># Test that duplicate inv's won't result in duplicate</span></div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="comment"># getdata requests, or duplicate headers announcements</span></div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  inv_node.send_block_inv(tip)</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="comment"># Should have received a getheaders as well!</span></div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  test_node.send_header_for_blocks(blocks)</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  test_node.wait_for_getdata([x.sha256 <span class="keywordflow">for</span> x <span class="keywordflow">in</span> blocks[0:-1]], timeout=5)</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  [ inv_node.send_block_inv(x.sha256) <span class="keywordflow">for</span> x <span class="keywordflow">in</span> blocks[0:-1] ]</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  inv_node.sync_with_ping()</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordflow">else</span>:</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="comment"># Announce via headers</span></div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  test_node.send_header_for_blocks(blocks)</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  test_node.wait_for_getdata([x.sha256 <span class="keywordflow">for</span> x <span class="keywordflow">in</span> blocks], timeout=5)</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="comment"># Test that duplicate headers won't result in duplicate</span></div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="comment"># getdata requests (the check is further down)</span></div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  inv_node.send_header_for_blocks(blocks)</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  inv_node.sync_with_ping()</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  [ test_node.send_message(<a class="code" href="classtest__framework_1_1mininode_1_1msg__block.html">msg_block</a>(x)) <span class="keywordflow">for</span> x <span class="keywordflow">in</span> blocks ]</div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  test_node.sync_with_ping()</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  inv_node.sync_with_ping()</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="comment"># This block should not be announced to the inv node (since it also</span></div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="comment"># broadcast it)</span></div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(inv_node.last_inv, <span class="keywordtype">None</span>)</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(inv_node.last_headers, <span class="keywordtype">None</span>)</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  tip = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#aaf062a97b3c2ca402f283ec199960b07">mine_blocks</a>(1)</div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(inv_node.check_last_announcement(inv=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(test_node.check_last_announcement(headers=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  height += 1</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  block_time += 1</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span> </div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Part 2: success!"</span></div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Part 3: headers announcements can stop after large reorg, and resume after headers/inv from peer..."</span></div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="comment"># PART 3. Headers announcements can stop after large reorg, and resume after</span></div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="comment"># getheaders or inv from peer.</span></div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordflow">for</span> j <span class="keywordflow">in</span> xrange(2):</div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="comment"># First try mining a reorg that can propagate with header announcement</span></div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  new_block_hashes = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#abec2aa42137de9ef87c43317684481db">mine_reorg</a>(length=7)</div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  tip = new_block_hashes[-1]</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(inv_node.check_last_announcement(inv=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(test_node.check_last_announcement(headers=new_block_hashes), <span class="keyword">True</span>)</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span> </div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  block_time += 8 </div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span> </div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="comment"># Mine a too-large reorg, which should be announced with a single inv</span></div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  new_block_hashes = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#abec2aa42137de9ef87c43317684481db">mine_reorg</a>(length=8)</div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  tip = new_block_hashes[-1]</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(inv_node.check_last_announcement(inv=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(test_node.check_last_announcement(inv=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span> </div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  block_time += 9</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span> </div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  fork_point = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#afdd7f5b03a6ab23f3627721b074ef606">getblock</a>(<span class="stringliteral">"%02x"</span> % new_block_hashes[0])[<span class="stringliteral">"previousblockhash"</span>]</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  fork_point = int(fork_point, 16)</div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span> </div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="comment"># Use getblocks/getdata</span></div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  test_node.send_getblocks(locator = [fork_point])</div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(test_node.check_last_announcement(inv=new_block_hashes), <span class="keyword">True</span>)</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  test_node.get_data(new_block_hashes)</div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  test_node.wait_for_block(new_block_hashes[-1])</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span> </div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">for</span> i <span class="keywordflow">in</span> xrange(3):</div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="comment"># Mine another block, still should get only an inv</span></div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  tip = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#aaf062a97b3c2ca402f283ec199960b07">mine_blocks</a>(1)</div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(inv_node.check_last_announcement(inv=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(test_node.check_last_announcement(inv=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keywordflow">if</span> i == 0:</div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="comment"># Just get the data -- shouldn't cause headers announcements to resume</span></div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  test_node.get_data([tip])</div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  test_node.wait_for_block(tip)</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keywordflow">elif</span> i == 1:</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="comment"># Send a getheaders message that shouldn't trigger headers announcements</span></div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="comment"># to resume (best header sent will be too old)</span></div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  test_node.get_headers(locator=[fork_point], hashstop=new_block_hashes[1])</div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  test_node.get_data([tip])</div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  test_node.wait_for_block(tip)</div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keywordflow">elif</span> i == 2:</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  test_node.get_data([tip])</div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  test_node.wait_for_block(tip)</div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="comment"># This time, try sending either a getheaders to trigger resumption</span></div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="comment"># of headers announcements, or mine a new block and inv it, also </span></div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="comment"># triggering resumption of headers announcements.</span></div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordflow">if</span> j == 0:</div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  test_node.get_headers(locator=[tip], hashstop=0L)</div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  test_node.sync_with_ping()</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keywordflow">else</span>:</div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  test_node.send_block_inv(tip)</div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  test_node.sync_with_ping()</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="comment"># New blocks should now be announced with header</span></div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  tip = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#aaf062a97b3c2ca402f283ec199960b07">mine_blocks</a>(1)</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(inv_node.check_last_announcement(inv=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(test_node.check_last_announcement(headers=[tip]), <span class="keyword">True</span>)</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span> </div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Part 3: success!"</span></div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span> </div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Part 4: Testing direct fetch behavior..."</span></div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  tip = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#aaf062a97b3c2ca402f283ec199960b07">mine_blocks</a>(1)</div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  height = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#ae0f8b6c1a99fcf8a0e786df27a41a40d">getblockcount</a>() + 1</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  last_time = self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#afdd7f5b03a6ab23f3627721b074ef606">getblock</a>(self.<a class="code" href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">nodes</a>[0].<a class="code" href="blockchain_8cpp.html#a155137bbf47706bd55a07821025e9b6d">getbestblockhash</a>())[<span class="stringliteral">'time'</span>]</div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  block_time = last_time + 1</div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span> </div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="comment"># Create 2 blocks. Send the blocks, then send the headers.</span></div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  blocks = []</div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">for</span> b <span class="keywordflow">in</span> xrange(2):</div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  blocks.append(<a class="code" href="namespacetest__framework_1_1blocktools.html#ab3c34a7489e18f5a954a59b06dfcd341">create_block</a>(tip, <a class="code" href="namespacetest__framework_1_1blocktools.html#a3fcec92180100b1dcfd1d0f751561081">create_coinbase</a>(height), block_time))</div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  blocks[-1].solve()</div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  tip = blocks[-1].sha256</div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  block_time += 1</div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  height += 1</div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  inv_node.send_message(<a class="code" href="classtest__framework_1_1mininode_1_1msg__block.html">msg_block</a>(blocks[-1]))</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span> </div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  inv_node.sync_with_ping() <span class="comment"># Make sure blocks are processed</span></div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  test_node.last_getdata = <span class="keywordtype">None</span></div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  test_node.send_header_for_blocks(blocks)</div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  test_node.sync_with_ping()</div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="comment"># should not have received any getdata messages</span></div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  with mininode_lock:</div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(test_node.last_getdata, <span class="keywordtype">None</span>)</div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span> </div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="comment"># This time, direct fetch should work</span></div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  blocks = []</div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keywordflow">for</span> b <span class="keywordflow">in</span> xrange(3):</div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  blocks.append(<a class="code" href="namespacetest__framework_1_1blocktools.html#ab3c34a7489e18f5a954a59b06dfcd341">create_block</a>(tip, <a class="code" href="namespacetest__framework_1_1blocktools.html#a3fcec92180100b1dcfd1d0f751561081">create_coinbase</a>(height), block_time))</div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  blocks[-1].solve()</div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  tip = blocks[-1].sha256</div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  block_time += 1</div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  height += 1</div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span> </div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  test_node.send_header_for_blocks(blocks)</div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  test_node.sync_with_ping()</div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  test_node.wait_for_getdata([x.sha256 <span class="keywordflow">for</span> x <span class="keywordflow">in</span> blocks], timeout=test_node.sleep_time)</div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span> </div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  [ test_node.send_message(<a class="code" href="classtest__framework_1_1mininode_1_1msg__block.html">msg_block</a>(x)) <span class="keywordflow">for</span> x <span class="keywordflow">in</span> blocks ]</div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span> </div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  test_node.sync_with_ping()</div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span> </div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="comment"># Now announce a header that forks the last two blocks</span></div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  tip = blocks[0].sha256</div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  height -= 1</div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  blocks = []</div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span> </div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="comment"># Create extra blocks for later</span></div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  <span class="keywordflow">for</span> b <span class="keywordflow">in</span> xrange(20):</div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  blocks.append(<a class="code" href="namespacetest__framework_1_1blocktools.html#ab3c34a7489e18f5a954a59b06dfcd341">create_block</a>(tip, <a class="code" href="namespacetest__framework_1_1blocktools.html#a3fcec92180100b1dcfd1d0f751561081">create_coinbase</a>(height), block_time))</div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  blocks[-1].solve()</div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  tip = blocks[-1].sha256</div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  block_time += 1</div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  height += 1</div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span> </div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="comment"># Announcing one block on fork should not trigger direct fetch</span></div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="comment"># (less work than tip)</span></div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  test_node.last_getdata = <span class="keywordtype">None</span></div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  test_node.send_header_for_blocks(blocks[0:1])</div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  test_node.sync_with_ping()</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  with mininode_lock:</div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(test_node.last_getdata, <span class="keywordtype">None</span>)</div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span> </div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="comment"># Announcing one more block on fork should trigger direct fetch for</span></div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="comment"># both blocks (same work as tip)</span></div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  test_node.send_header_for_blocks(blocks[1:2])</div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  test_node.sync_with_ping()</div><div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  test_node.wait_for_getdata([x.sha256 <span class="keywordflow">for</span> x <span class="keywordflow">in</span> blocks[0:2]], timeout=test_node.sleep_time)</div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span> </div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  <span class="comment"># Announcing 16 more headers should trigger direct fetch for 14 more</span></div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="comment"># blocks</span></div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  test_node.send_header_for_blocks(blocks[2:18])</div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  test_node.sync_with_ping()</div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  test_node.wait_for_getdata([x.sha256 <span class="keywordflow">for</span> x <span class="keywordflow">in</span> blocks[2:16]], timeout=test_node.sleep_time)</div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span> </div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="comment"># Announcing 1 more header should not trigger any response</span></div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  test_node.last_getdata = <span class="keywordtype">None</span></div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  test_node.send_header_for_blocks(blocks[18:19])</div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  test_node.sync_with_ping()</div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  with mininode_lock:</div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(test_node.last_getdata, <span class="keywordtype">None</span>)</div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span> </div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="keywordflow">print</span> <span class="stringliteral">"Part 4: success!"</span></div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span> </div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="comment"># Finally, check that the inv node never received a getdata request,</span></div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  <span class="comment"># throughout the test</span></div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <a class="code" href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">assert_equal</a>(inv_node.last_getdata, <span class="keywordtype">None</span>)</div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span> </div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span> <span class="keywordflow">if</span> __name__ == <span class="stringliteral">'__main__'</span>:</div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <a class="code" href="classsendheaders_1_1SendHeadersTest.html">SendHeadersTest</a>().<a class="code" href="classtest__framework_1_1test__framework_1_1BitcoinTestFramework.html#a076857f5499c37bacf64a8ccb6ba5197">main</a>()</div><div class="ttc" id="classsendheaders_1_1SendHeadersTest_html_aec14b6cfe247674bcf900bc2b6604180"><div class="ttname"><a href="classsendheaders_1_1SendHeadersTest.html#aec14b6cfe247674bcf900bc2b6604180">sendheaders.SendHeadersTest.run_test</a></div><div class="ttdeci">def run_test(self)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00244">sendheaders.py:244</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1blocktools_html_ab3c34a7489e18f5a954a59b06dfcd341"><div class="ttname"><a href="namespacetest__framework_1_1blocktools.html#ab3c34a7489e18f5a954a59b06dfcd341">test_framework.blocktools.create_block</a></div><div class="ttdeci">def create_block(hashprev, coinbase, nTime=None)</div><div class="ttdef"><b>Definition:</b> <a href="blocktools_8py_source.html#l00011">blocktools.py:11</a></div></div>
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<div class="ttc" id="classsendheaders_1_1TestNode_html"><div class="ttname"><a href="classsendheaders_1_1TestNode.html">sendheaders.TestNode</a></div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00207">sendheaders.py:207</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a30f0e4e768c2fb1b6d8dc2e3b80973a3"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a30f0e4e768c2fb1b6d8dc2e3b80973a3">sendheaders.BaseNode.last_pong</a></div><div class="ttdeci">last_pong</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00077">sendheaders.py:77</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="classtest__framework_1_1mininode_1_1CInv_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1CInv.html">test_framework.mininode.CInv</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l00278">mininode.py:278</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a6ad240f0c0021bb2b88ef45f51e28c40"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a6ad240f0c0021bb2b88ef45f51e28c40">sendheaders.BaseNode.sync</a></div><div class="ttdeci">def sync(self, test_function, timeout=60)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00161">sendheaders.py:161</a></div></div>
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<div class="ttc" id="classtest__framework_1_1mininode_1_1msg__getblocks_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1msg__getblocks.html">test_framework.mininode.msg_getblocks</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l00783">mininode.py:783</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a50f8b82394f2af02cbb0600dac2e9417"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a50f8b82394f2af02cbb0600dac2e9417">sendheaders.BaseNode.send_header_for_blocks</a></div><div class="ttdeci">def send_header_for_blocks(self, new_blocks)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00190">sendheaders.py:190</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html">sendheaders.BaseNode</a></div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00069">sendheaders.py:69</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a7832f5fb20758b22a72a34df80917b93"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a7832f5fb20758b22a72a34df80917b93">sendheaders.BaseNode.last_getdata</a></div><div class="ttdeci">last_getdata</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00078">sendheaders.py:78</a></div></div>
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<div class="ttc" id="classtest__framework_1_1mininode_1_1msg__sendheaders_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1msg__sendheaders.html">test_framework.mininode.msg_sendheaders</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l00924">mininode.py:924</a></div></div>
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<div class="ttc" id="classtest__framework_1_1mininode_1_1CBlockHeader_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1CBlockHeader.html">test_framework.mininode.CBlockHeader</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l00445">mininode.py:445</a></div></div>
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<div class="ttc" id="classsendheaders_1_1SendHeadersTest_html_a54585958d242f7ef3007bc57a665c61f"><div class="ttname"><a href="classsendheaders_1_1SendHeadersTest.html#a54585958d242f7ef3007bc57a665c61f">sendheaders.SendHeadersTest.setup_network</a></div><div class="ttdeci">def setup_network(self)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00215">sendheaders.py:215</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1util_html_aa6b84bae918a356af030860efab10362"><div class="ttname"><a href="namespacetest__framework_1_1util.html#aa6b84bae918a356af030860efab10362">test_framework.util.start_nodes</a></div><div class="ttdeci">def start_nodes(num_nodes, dirname, extra_args=None, rpchost=None, binary=None)</div><div class="ttdef"><b>Definition:</b> <a href="util_8py_source.html#l00305">util.py:305</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_af3b34c07340c171363186e2e1772a364"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#af3b34c07340c171363186e2e1772a364">sendheaders.BaseNode.send_block_inv</a></div><div class="ttdeci">def send_block_inv(self, blockhash)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00104">sendheaders.py:104</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="classtest__framework_1_1mininode_1_1msg__ping_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1msg__ping.html">test_framework.mininode.msg_ping</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l00873">mininode.py:873</a></div></div>
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<div class="ttc" id="classtest__framework_1_1mininode_1_1msg__pong_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1msg__pong.html">test_framework.mininode.msg_pong</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l00891">mininode.py:891</a></div></div>
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<div class="ttc" id="classsendheaders_1_1TestNode_html_ac3400e08ebe0e86e09343756a7fbe7f6"><div class="ttname"><a href="classsendheaders_1_1TestNode.html#ac3400e08ebe0e86e09343756a7fbe7f6">sendheaders.TestNode.__init__</a></div><div class="ttdeci">def __init__(self)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00208">sendheaders.py:208</a></div></div>
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<div class="ttc" id="classsendheaders_1_1InvNode_html_a2f4372a97ddb07e4f6131c5bfb614c5e"><div class="ttname"><a href="classsendheaders_1_1InvNode.html#a2f4372a97ddb07e4f6131c5bfb614c5e">sendheaders.InvNode.__init__</a></div><div class="ttdeci">def __init__(self)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00203">sendheaders.py:203</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1blocktools_html"><div class="ttname"><a href="namespacetest__framework_1_1blocktools.html">test_framework.blocktools</a></div><div class="ttdef"><b>Definition:</b> <a href="blocktools_8py_source.html#l00001">blocktools.py:1</a></div></div>
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<div class="ttc" id="classtest__framework_1_1mininode_1_1NetworkThread_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1NetworkThread.html">test_framework.mininode.NetworkThread</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l01316">mininode.py:1316</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_ad40a74a0b2a0d8764e3486918cc70a0c"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#ad40a74a0b2a0d8764e3486918cc70a0c">sendheaders.BaseNode.on_headers</a></div><div class="ttdeci">def on_headers(self, conn, message)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00117">sendheaders.py:117</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="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="classsendheaders_1_1BaseNode_html_a45db73b3ca865a2cdfa68ec2d75eeac2"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a45db73b3ca865a2cdfa68ec2d75eeac2">sendheaders.BaseNode.send_message</a></div><div class="ttdeci">def send_message(self, message)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00110">sendheaders.py:110</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a3c7fee276f5ff8f83e0c75d95d8ef689"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a3c7fee276f5ff8f83e0c75d95d8ef689">sendheaders.BaseNode.block_announced</a></div><div class="ttdeci">block_announced</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00080">sendheaders.py:80</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a510268121bede93e73703a5209efec91"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a510268121bede93e73703a5209efec91">sendheaders.BaseNode.__init__</a></div><div class="ttdeci">def __init__(self)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00070">sendheaders.py:70</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a8803ee02b46c368bd2dd92f794a5f236"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a8803ee02b46c368bd2dd92f794a5f236">sendheaders.BaseNode.connection</a></div><div class="ttdeci">connection</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00072">sendheaders.py:72</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_aea85bfb4758d2ae4b2926ce82ee9e1b8"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#aea85bfb4758d2ae4b2926ce82ee9e1b8">sendheaders.BaseNode.ping_counter</a></div><div class="ttdeci">ping_counter</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00076">sendheaders.py:76</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a0d3120003095ad6e6b308af128d7577f"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a0d3120003095ad6e6b308af128d7577f">sendheaders.BaseNode.wait_for_getdata</a></div><div class="ttdeci">def wait_for_getdata(self, hash_list, timeout=60)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00182">sendheaders.py:182</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="namespacetest__framework_1_1blocktools_html_a3fcec92180100b1dcfd1d0f751561081"><div class="ttname"><a href="namespacetest__framework_1_1blocktools.html#a3fcec92180100b1dcfd1d0f751561081">test_framework.blocktools.create_coinbase</a></div><div class="ttdeci">def create_coinbase(height, pubkey=None)</div><div class="ttdef"><b>Definition:</b> <a href="blocktools_8py_source.html#l00043">blocktools.py:43</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="classsendheaders_1_1BaseNode_html_aeb04e5a520f0ed3c511fcc30c3cf4637"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#aeb04e5a520f0ed3c511fcc30c3cf4637">sendheaders.BaseNode.get_headers</a></div><div class="ttdeci">def get_headers(self, locator, hashstop)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00098">sendheaders.py:98</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_ac2a41c20cc2c63e894c8b11eff703c2b"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#ac2a41c20cc2c63e894c8b11eff703c2b">sendheaders.BaseNode.on_pong</a></div><div class="ttdeci">def on_pong(self, conn, message)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00128">sendheaders.py:128</a></div></div>
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<div class="ttc" id="classsendheaders_1_1SendHeadersTest_html_aaad61965d0ab2467c91e5e8a594b0703"><div class="ttname"><a href="classsendheaders_1_1SendHeadersTest.html#aaad61965d0ab2467c91e5e8a594b0703">sendheaders.SendHeadersTest.setup_chain</a></div><div class="ttdeci">def setup_chain(self)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00212">sendheaders.py:212</a></div></div>
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<div class="ttc" id="classsendheaders_1_1SendHeadersTest_html_aaf062a97b3c2ca402f283ec199960b07"><div class="ttname"><a href="classsendheaders_1_1SendHeadersTest.html#aaf062a97b3c2ca402f283ec199960b07">sendheaders.SendHeadersTest.mine_blocks</a></div><div class="ttdeci">def mine_blocks(self, count)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00221">sendheaders.py:221</a></div></div>
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<div class="ttc" id="classtest__framework_1_1mininode_1_1msg__inv_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1msg__inv.html">test_framework.mininode.msg_inv</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l00748">mininode.py:748</a></div></div>
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<div class="ttc" id="classtest__framework_1_1mininode_1_1msg__getdata_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1msg__getdata.html">test_framework.mininode.msg_getdata</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l00767">mininode.py:767</a></div></div>
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<div class="ttc" id="classtest__framework_1_1mininode_1_1NodeConn_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1NodeConn.html">test_framework.mininode.NodeConn</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l01139">mininode.py:1139</a></div></div>
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<div class="ttc" id="classsendheaders_1_1SendHeadersTest_html_af9554da8d7b271c2acab4254032c7c47"><div class="ttname"><a href="classsendheaders_1_1SendHeadersTest.html#af9554da8d7b271c2acab4254032c7c47">sendheaders.SendHeadersTest.nodes</a></div><div class="ttdeci">nodes</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00216">sendheaders.py:216</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a3f6e5605fccb960ef6d5026d439572a3"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a3f6e5605fccb960ef6d5026d439572a3">sendheaders.BaseNode.sleep_time</a></div><div class="ttdeci">sleep_time</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00079">sendheaders.py:79</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a3934aa7c21dbb25058d2d7ef8ad241fb"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a3934aa7c21dbb25058d2d7ef8ad241fb">sendheaders.BaseNode.on_getdata</a></div><div class="ttdeci">def on_getdata(self, conn, message)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00125">sendheaders.py:125</a></div></div>
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<div class="ttc" id="classsendheaders_1_1InvNode_html"><div class="ttname"><a href="classsendheaders_1_1InvNode.html">sendheaders.InvNode</a></div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00202">sendheaders.py:202</a></div></div>
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<div class="ttc" id="classsendheaders_1_1SendHeadersTest_html"><div class="ttname"><a href="classsendheaders_1_1SendHeadersTest.html">sendheaders.SendHeadersTest</a></div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00211">sendheaders.py:211</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="classtest__framework_1_1mininode_1_1NodeConnCB_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1NodeConnCB.html">test_framework.mininode.NodeConnCB</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l01036">mininode.py:1036</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="classsendheaders_1_1BaseNode_html_a83d36a42e2c604f3170a469d742336c3"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a83d36a42e2c604f3170a469d742336c3">sendheaders.BaseNode.add_connection</a></div><div class="ttdeci">def add_connection(self, conn)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00088">sendheaders.py:88</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_ac0080a89d2487eb3cf5969c6122f5ca9"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#ac0080a89d2487eb3cf5969c6122f5ca9">sendheaders.BaseNode.get_data</a></div><div class="ttdeci">def get_data(self, block_hashes)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00092">sendheaders.py:92</a></div></div>
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<div class="ttc" id="classsendheaders_1_1SendHeadersTest_html_a17b8cfc1f3b276b6596ff96e9c0c098e"><div class="ttname"><a href="classsendheaders_1_1SendHeadersTest.html#a17b8cfc1f3b276b6596ff96e9c0c098e">sendheaders.SendHeadersTest.p2p_connections</a></div><div class="ttdeci">p2p_connections</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00249">sendheaders.py:249</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="classsendheaders_1_1BaseNode_html_a806a1d5e78b23558c28e5faeaa9a2a49"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a806a1d5e78b23558c28e5faeaa9a2a49">sendheaders.BaseNode.send_getblocks</a></div><div class="ttdeci">def send_getblocks(self, locator)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00195">sendheaders.py:195</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a03448ededf809db9fb90f64c0e55434c"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a03448ededf809db9fb90f64c0e55434c">sendheaders.BaseNode.clear_last_announcement</a></div><div class="ttdeci">def clear_last_announcement(self)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00082">sendheaders.py:82</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="classsendheaders_1_1BaseNode_html_a14bc15d69d5315b447f0fbc3053a7a6d"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a14bc15d69d5315b447f0fbc3053a7a6d">sendheaders.BaseNode.on_block</a></div><div class="ttdeci">def on_block(self, conn, message)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00121">sendheaders.py:121</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_ae8de9b46eb526c610f976dd2fc31fb2d"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#ae8de9b46eb526c610f976dd2fc31fb2d">sendheaders.BaseNode.last_block</a></div><div class="ttdeci">last_block</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00075">sendheaders.py:75</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a43dd034d01b82aae59e7aa8a6f281b75"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a43dd034d01b82aae59e7aa8a6f281b75">sendheaders.BaseNode.last_inv</a></div><div class="ttdeci">last_inv</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00073">sendheaders.py:73</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_ad4ac6db2d2c8b3335bc34e1ab94a2b85"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#ad4ac6db2d2c8b3335bc34e1ab94a2b85">sendheaders.BaseNode.check_last_announcement</a></div><div class="ttdeci">def check_last_announcement(self, headers=None, inv=None)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00134">sendheaders.py:134</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1mininode_html"><div class="ttname"><a href="namespacetest__framework_1_1mininode.html">test_framework.mininode</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l00001">mininode.py:1</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="classsendheaders_1_1BaseNode_html_a11b9122109338f388dc5183f76306c80"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a11b9122109338f388dc5183f76306c80">sendheaders.BaseNode.last_headers</a></div><div class="ttdeci">last_headers</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00074">sendheaders.py:74</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_af3d9fbd7a17484eb755ee2c4307b5091"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#af3d9fbd7a17484eb755ee2c4307b5091">sendheaders.BaseNode.wait_for_block</a></div><div class="ttdeci">def wait_for_block(self, blockhash, timeout=60)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00177">sendheaders.py:177</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1util_html_a34ded7a772f1910f8137937a1fb81f86"><div class="ttname"><a href="namespacetest__framework_1_1util.html#a34ded7a772f1910f8137937a1fb81f86">test_framework.util.p2p_port</a></div><div class="ttdeci">def p2p_port(n)</div><div class="ttdef"><b>Definition:</b> <a href="util_8py_source.html#l00093">util.py:93</a></div></div>
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<div class="ttc" id="namespacetest__framework_1_1util_html_ad3df488aacbcdc741bbb9eb66caddd6b"><div class="ttname"><a href="namespacetest__framework_1_1util.html#ad3df488aacbcdc741bbb9eb66caddd6b">test_framework.util.assert_equal</a></div><div class="ttdeci">def assert_equal(thing1, thing2)</div><div class="ttdef"><b>Definition:</b> <a href="util_8py_source.html#l00461">util.py:461</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a0320b372b3f8ed6a024a0bb672285285"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a0320b372b3f8ed6a024a0bb672285285">sendheaders.BaseNode.on_inv</a></div><div class="ttdeci">def on_inv(self, conn, message)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00113">sendheaders.py:113</a></div></div>
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<div class="ttc" id="classtest__framework_1_1mininode_1_1msg__getheaders_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1msg__getheaders.html">test_framework.mininode.msg_getheaders</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l00943">mininode.py:943</a></div></div>
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<div class="ttc" id="classtest__framework_1_1mininode_1_1msg__block_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1msg__block.html">test_framework.mininode.msg_block</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l00822">mininode.py:822</a></div></div>
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<div class="ttc" id="classtest__framework_1_1mininode_1_1msg__headers_html"><div class="ttname"><a href="classtest__framework_1_1mininode_1_1msg__headers.html">test_framework.mininode.msg_headers</a></div><div class="ttdef"><b>Definition:</b> <a href="mininode_8py_source.html#l00968">mininode.py:968</a></div></div>
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<div class="ttc" id="classsendheaders_1_1SendHeadersTest_html_abec2aa42137de9ef87c43317684481db"><div class="ttname"><a href="classsendheaders_1_1SendHeadersTest.html#abec2aa42137de9ef87c43317684481db">sendheaders.SendHeadersTest.mine_reorg</a></div><div class="ttdeci">def mine_reorg(self, length)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00232">sendheaders.py:232</a></div></div>
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<div class="ttc" id="classsendheaders_1_1BaseNode_html_a86de131fe2c6d36bedf470a45e4f6861"><div class="ttname"><a href="classsendheaders_1_1BaseNode.html#a86de131fe2c6d36bedf470a45e4f6861">sendheaders.BaseNode.sync_with_ping</a></div><div class="ttdeci">def sync_with_ping(self, timeout=60)</div><div class="ttdef"><b>Definition:</b> <a href="sendheaders_8py_source.html#l00170">sendheaders.py:170</a></div></div>
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