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<div class="headertitle"><div class="title">agent/impl.cpp</div></div>
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<a href="agent_2impl_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// Copyright (c) 2021 MIT Digital Currency Initiative,</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// Federal Reserve Bank of Boston</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">// Distributed under the MIT software license, see the accompanying</span></div>
<div class="line"><a id="l00004" 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 id="l00005" name="l00005"></a><span class="lineno"> 5</span> </div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="preprocessor">#include "<a class="code" href="agent_2impl_8hpp.html">impl.hpp</a>"</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span> </div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#include "<a class="code" href="variant__overloaded_8hpp.html">util/common/variant_overloaded.hpp</a>"</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#include "<a class="code" href="util_2serialization_2util_8hpp.html">util/serialization/util.hpp</a>"</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> </div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#include <atomic></span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span> </div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacecbdc_1_1parsec_1_1agent.html">cbdc::parsec::agent</a> {</div>
<div class="foldopen" id="foldopen00014" data-start="{" data-end="}">
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"><a class="line" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a8a9068f0c0db333285f02479e79b63bf"> 14</a></span> <a class="code hl_function" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a8a9068f0c0db333285f02479e79b63bf">impl::impl</a>(std::shared_ptr<logging::log> logger,</div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> <a class="code hl_struct" href="structcbdc_1_1parsec_1_1config.html">cbdc::parsec::config</a> cfg,</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> <a class="code hl_typedef" href="classcbdc_1_1parsec_1_1agent_1_1runner_1_1interface.html#a873918bc570092134d0e4ea3836f658c">runner::interface::factory_type</a> runner_factory,</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> std::shared_ptr<broker::interface> broker,</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> <a class="code hl_class" href="classcbdc_1_1buffer.html">runtime_locking_shard::key_type</a> function,</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> <a class="code hl_class" href="classcbdc_1_1buffer.html">parameter_type</a> param,</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> <a class="code hl_typedef" href="classcbdc_1_1parsec_1_1agent_1_1interface.html#ac7681a694f8b68874429f47874408c67">exec_callback_type</a> result_callback,</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> <a class="code hl_enumeration" href="namespacecbdc_1_1parsec_1_1runtime__locking__shard.html#af6d0adbce827f930d52e6c4d9e18851a">broker::lock_type</a> initial_lock_type,</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> <span class="keywordtype">bool</span> is_readonly_run,</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> std::shared_ptr<secp256k1_context> secp,</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> std::shared_ptr<thread_pool> t_pool)</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> : <a class="code hl_class" href="classcbdc_1_1parsec_1_1agent_1_1interface.html">interface</a>(std::move(function),</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> std::move(param),</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> std::move(result_callback)),</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> m_log(std::move(logger)),</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> m_cfg(std::move(cfg)),</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> m_runner_factory(std::move(runner_factory)),</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> m_broker(std::move(broker)),</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> m_initial_lock_type(is_readonly_run ? broker::lock_type::read</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> : initial_lock_type),</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> m_is_readonly_run(is_readonly_run),</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> m_secp(std::move(secp)),</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> m_threads(std::move(t_pool)) {}</div>
</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> </div>
<div class="foldopen" id="foldopen00038" data-start="{" data-end="}">
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"><a class="line" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a5211f4c8c2f07672ad5ca4557bcf4cdc"> 38</a></span> <span class="keyword">auto</span> <a class="code hl_function" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a5211f4c8c2f07672ad5ca4557bcf4cdc">impl::exec</a>() -> <span class="keywordtype">bool</span> {</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <span class="keywordflow">switch</span>(m_state) {</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <span class="comment">// In these states we can start again from the beginning</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="keywordflow">case</span> state::init:</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <span class="keywordflow">case</span> state::begin_sent:</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <span class="keywordflow">case</span> state::begin_failed:</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> </div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <span class="comment">// We already have a ticket number but need to start again</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <span class="keywordflow">case</span> state::rollback_complete:</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> m_result = std::nullopt;</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> m_wounded = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> m_restarted = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> do_start();</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="comment">// Re-run commit</span></div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="keywordflow">case</span> state::commit_failed:</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> [[fallthrough]];</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="keywordflow">case</span> state::commit_sent:</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> do_commit();</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="comment">// Re-run rollback with prior error type flag</span></div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="keywordflow">case</span> state::rollback_failed:</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> [[fallthrough]];</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="keywordflow">case</span> state::rollback_sent:</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> do_rollback(m_permanent_error);</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <span class="comment">// Rollback first so we can start fresh</span></div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="keywordflow">case</span> state::function_get_sent:</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <span class="keywordflow">case</span> state::function_get_failed:</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keywordflow">case</span> state::function_failed:</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keywordflow">case</span> state::function_started:</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> do_rollback(<span class="keyword">false</span>);</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="comment">// Re-run finish</span></div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keywordflow">case</span> state::finish_sent:</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> [[fallthrough]];</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="keywordflow">case</span> state::finish_failed:</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="comment">// Committed but transient error running finish, cannot</span></div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="comment">// rollback, need to retry finish</span></div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> do_finish();</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> </div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="comment">// End states, cannot re-run exec</span></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <span class="keywordflow">case</span> state::function_get_error:</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keywordflow">case</span> state::commit_error:</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="keywordflow">case</span> state::function_exception:</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="keywordflow">case</span> state::finish_complete:</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> }</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> </div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> m_result = std::nullopt;</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> m_state = state::begin_sent;</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keyword">auto</span> success = m_broker->begin(</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> [&](<a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#ae8aae36c6d735c1e1534aec4dc164f88">broker::interface::ticketnum_or_errcode_type</a> res) {</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> handle_begin(res);</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> });</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> </div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="keywordflow">if</span>(!success) {</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> m_state = state::begin_failed;</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> m_log->error(<span class="stringliteral">"Failed to contact broker to begin"</span>);</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> m_result = error_code::broker_unreachable;</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> do_result();</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> }</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> </div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> }</div>
</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> </div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <span class="keywordtype">void</span> impl::handle_begin(<a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#ae8aae36c6d735c1e1534aec4dc164f88">broker::interface::ticketnum_or_errcode_type</a> res) {</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keywordflow">if</span>(m_state != <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da1089ad1c441fbd40cfd939d9a9ad2fc9">state::begin_sent</a>) {</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> m_log->warn(<span class="stringliteral">"handle_begin while not in begin_sent state"</span>);</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> }</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> std::visit(</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <a class="code hl_struct" href="structcbdc_1_1overloaded.html">overloaded</a>{[&](<span class="keyword">const</span> <a class="code hl_typedef" href="namespacecbdc_1_1parsec_1_1ticket__machine.html#a3d84ba176554acc65cdda972ad7accca">ticket_machine::ticket_number_type</a>& n) {</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> m_ticket_number = n;</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> do_start();</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> },</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> [&](<span class="keyword">const</span> <a class="code hl_enumeration" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#aa376a0f5760fd2cba521620a7af84901">broker::interface::error_code</a>& <span class="comment">/* e */</span>) {</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> m_state = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947daf8971c07e69cacf57fdf64e2e1fed5a7">state::begin_failed</a>;</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> m_log->error(</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="stringliteral">"Broker failed to assign a ticket number"</span>);</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> m_result = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1interface.html#a9e1359b2f2b4a1d1e287e03ba47bfb02abdcde4946e39a81053128e5420cf35e7">error_code::ticket_number_assignment</a>;</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> do_result();</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> }},</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> res);</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> }</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> </div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="keywordtype">void</span> impl::do_start() {</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> assert(m_ticket_number.has_value());</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> assert(m_state == <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da1089ad1c441fbd40cfd939d9a9ad2fc9">state::begin_sent</a></div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> || m_state == <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947daafcabef55a922f193cd0428165bfdffe">state::rollback_complete</a>);</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> m_state = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da377f060ec284f0114505bb7b2134f8f5">state::function_get_sent</a>;</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <span class="keywordflow">if</span>(m_is_readonly_run && <a class="code hl_function" href="classcbdc_1_1parsec_1_1agent_1_1interface.html#aff5ed18094ded4ba365e1b1a3d455283">get_function</a>().size() == 0) {</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> <span class="comment">// If this is a read-only run and the function key is empty, the</span></div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <span class="comment">// runner will handle retrieving any keys directly.</span></div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> handle_function(<a class="code hl_typedef" href="namespacecbdc_1_1parsec_1_1broker.html#a1a58afec24ea8a47bb720c8e37dc457e">broker::value_type</a>());</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code hl_function" href="classcbdc_1_1parsec_1_1agent_1_1interface.html#aff5ed18094ded4ba365e1b1a3d455283">get_function</a>().size() == 1) {</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <span class="comment">// for one-byte functions, don't resolve but use the one byte and</span></div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="comment">// pass it along. This is used in the EVM runner to distinguish</span></div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="comment">// between sending a transaction or querying something (account</span></div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <span class="comment">// data for instance). Since we don't know the from here for EVM,</span></div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="comment">// since it relies on the signature check, we only pass the</span></div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="comment">// transaction as m_param and let the runner figure it out.</span></div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> handle_function(<a class="code hl_typedef" href="namespacecbdc_1_1parsec_1_1broker.html#a1a58afec24ea8a47bb720c8e37dc457e">broker::value_type</a>(<a class="code hl_function" href="classcbdc_1_1parsec_1_1agent_1_1interface.html#aff5ed18094ded4ba365e1b1a3d455283">get_function</a>()));</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> m_log->trace(<span class="stringliteral">"do_start "</span>, <a class="code hl_function" href="classcbdc_1_1parsec_1_1agent_1_1interface.html#aff5ed18094ded4ba365e1b1a3d455283">get_function</a>().<a class="code hl_function" href="namespacecbdc_1_1parsec_1_1agent_1_1runner.html#a60c9502b9147e58735537c4161b10951">to_hex</a>());</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> </div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <span class="keyword">auto</span> tl_success = m_broker->try_lock(</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> m_ticket_number.value(),</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> <a class="code hl_function" href="classcbdc_1_1parsec_1_1agent_1_1interface.html#aff5ed18094ded4ba365e1b1a3d455283">get_function</a>(),</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> m_initial_lock_type,</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> [<span class="keyword">this</span>](</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <span class="keyword">const</span> <a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#a7ad81d8ee6b0c0df7f8d2070b7e0d6f5">broker::interface::try_lock_return_type</a>& lock_res) {</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> handle_function(lock_res);</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> });</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> <span class="keywordflow">if</span>(!tl_success) {</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> m_state = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da18d448795c00ff8347f5f32563695307">state::function_get_failed</a>;</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> m_log->error(<span class="stringliteral">"Failed to contact broker to retrieve "</span></div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> <span class="stringliteral">"function code"</span>);</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> m_result = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1interface.html#a9e1359b2f2b4a1d1e287e03ba47bfb02aa3074d413bd2fe80f4339a9fadc0d6f6">error_code::broker_unreachable</a>;</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> do_result();</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> }</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> }</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> }</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="keywordtype">void</span> impl::handle_try_lock_response(</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="keyword">const</span> <a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#af68b3e8c226eaff996bd53c131f0f93f">broker::interface::try_lock_callback_type</a>& res_cb,</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> <a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#a7ad81d8ee6b0c0df7f8d2070b7e0d6f5">broker::interface::try_lock_return_type</a> res) {</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="keywordflow">if</span>(m_state != <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da51a1fea3a56c2f5edc338c6ef7223a9c">state::function_started</a>) {</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> m_log->error(<span class="stringliteral">"try_lock response while not in "</span></div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <span class="stringliteral">"function_started state"</span>);</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> }</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <span class="keywordflow">if</span>(std::holds_alternative<runtime_locking_shard::shard_error>(res)) {</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> <span class="keyword">auto</span>& err = std::get<runtime_locking_shard::shard_error>(res);</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> <span class="keywordflow">if</span>(err.m_error_code</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> == <a class="code hl_enumvalue" href="namespacecbdc_1_1parsec_1_1runtime__locking__shard.html#a967978c3b1fa292a0bca5d8687c97deea120549c610c8523bb6eea157c43613e2">runtime_locking_shard::error_code::wounded</a>) {</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> m_wounded = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> }</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> }</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> res_cb(std::move(res));</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> }</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> </div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> <span class="keyword">auto</span></div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> impl::do_try_lock_request(<a class="code hl_typedef" href="namespacecbdc_1_1parsec_1_1broker.html#a63524410a095b015191a2d57a93a9bab">broker::key_type</a> key,</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> <a class="code hl_typedef" href="namespacecbdc_1_1parsec_1_1broker.html#ac3ea914b78c4a158376a9d8c5b80c6fa">broker::lock_type</a> locktype,</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> <a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#af68b3e8c226eaff996bd53c131f0f93f">broker::interface::try_lock_callback_type</a> res_cb)</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> -> <span class="keywordtype">bool</span> {</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <span class="comment">// TODO: permissions for keys</span></div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> assert(m_ticket_number.has_value());</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="keywordflow">if</span>(m_state != state::function_started) {</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> m_log->warn(<span class="stringliteral">"do_try_lock_request while not in "</span></div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> <span class="stringliteral">"function_started state"</span>);</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> }</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> </div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> <span class="keywordflow">if</span>(m_is_readonly_run && locktype == broker::lock_type::write) {</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> m_log->warn(<span class="stringliteral">"do_try_lock_request of type write when "</span></div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <span class="stringliteral">"m_is_readonly_run = true"</span>);</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> }</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> </div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> <span class="keywordflow">if</span>(m_wounded) {</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> m_log->debug(</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> <span class="stringliteral">"Skipping lock request because ticket is already wounded"</span>);</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> handle_try_lock_response(</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> res_cb,</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> runtime_locking_shard::shard_error{</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> <a class="code hl_enumvalue" href="namespacecbdc_1_1parsec_1_1runtime__locking__shard.html#a967978c3b1fa292a0bca5d8687c97deea120549c610c8523bb6eea157c43613e2">runtime_locking_shard::error_code::wounded</a>,</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> std::nullopt});</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> }</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> </div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> <span class="keyword">auto</span> it = m_requested_locks.find(key);</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <span class="keywordflow">if</span>(it == m_requested_locks.end()</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> || it->second == broker::lock_type::read) {</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> m_requested_locks[key] = locktype;</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> }</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> </div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> <span class="keyword">auto</span> actual_lock_type</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> = m_is_readonly_run ? broker::lock_type::read : locktype;</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> <span class="keywordflow">return</span> m_broker->try_lock(</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> m_ticket_number.value(),</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> std::move(key),</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> actual_lock_type,</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> [<span class="keyword">this</span>, cb = std::move(res_cb)](</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> <a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#a7ad81d8ee6b0c0df7f8d2070b7e0d6f5">broker::interface::try_lock_return_type</a> res) {</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> handle_try_lock_response(cb, std::move(res));</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> });</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> }</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> </div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <span class="keywordtype">void</span></div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> impl::handle_function(<span class="keyword">const</span> <a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#a7ad81d8ee6b0c0df7f8d2070b7e0d6f5">broker::interface::try_lock_return_type</a>& res) {</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> <span class="keywordflow">if</span>(m_state != <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da377f060ec284f0114505bb7b2134f8f5">state::function_get_sent</a>) {</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> m_log->warn(</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> <span class="stringliteral">"handle_function while not in function_get_sent state"</span>);</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> }</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> std::visit(</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> <a class="code hl_function" href="namespacecbdc.html#a2fbe92db727ad329bcd1c4c5f350c133">overloaded</a>{</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> [&](<span class="keyword">const</span> <a class="code hl_typedef" href="namespacecbdc_1_1parsec_1_1broker.html#a1a58afec24ea8a47bb720c8e37dc457e">broker::value_type</a>& v) {</div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> m_state = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da51a1fea3a56c2f5edc338c6ef7223a9c">state::function_started</a>;</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> <span class="keyword">auto</span> reacq_locks</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> = std::make_shared<broker::held_locks_set_type>();</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> (*reacq_locks).swap(m_requested_locks);</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> </div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> <span class="keywordflow">if</span>(reacq_locks->empty()) {</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> do_runner(v);</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> }</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> </div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> <span class="comment">// Re-acquire previously held locks upon retries</span></div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <span class="comment">// immediately</span></div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> m_log->trace(<span class="stringliteral">"Re-acquiring locks for"</span>,</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> m_ticket_number.value());</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> <span class="keyword">auto</span> reacquired = std::make_shared<std::atomic<size_t>>();</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> <span class="keywordflow">for</span>(<span class="keyword">auto</span>& it : *reacq_locks) {</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> m_log->trace(<span class="stringliteral">"Re-acquiring lock on"</span>,</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> it.first.to_hex(),</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> <span class="stringliteral">"type"</span>,</div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(it.second),</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <span class="stringliteral">"for"</span>,</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> m_ticket_number.value());</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> <span class="keyword">auto</span> success = do_try_lock_request(</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> it.first,</div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> it.second,</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> [<span class="keyword">this</span>, reacquired, v, reacq_locks](</div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> <span class="keyword">const</span> broker::interface::</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> try_lock_return_type&) {</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> std::unique_lock ll(m_mut);</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> auto reacq = (*reacquired)++;</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> m_log->trace(<span class="stringliteral">"Re-acquired"</span>,</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> reacq + 1,</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> <span class="stringliteral">"of"</span>,</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> reacq_locks->size(),</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <span class="stringliteral">"locks for"</span>,</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> m_ticket_number.value());</div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> </div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> if(reacq + 1 == reacq_locks->size()) {</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> do_runner(v);</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> }</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> });</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> <span class="keywordflow">if</span>(!success) {</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> m_log->error(<span class="stringliteral">"Try lock request failed for"</span>,</div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> m_ticket_number.value());</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> m_state = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da18d448795c00ff8347f5f32563695307">state::function_get_failed</a>;</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> m_result = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1interface.html#a9e1359b2f2b4a1d1e287e03ba47bfb02a8ffeec3a9f6c89ae7947f008fc18c104">error_code::function_retrieval</a>;</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> do_result();</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> }</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> }</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> },</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> [&](<a class="code hl_enumeration" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#aa376a0f5760fd2cba521620a7af84901">broker::interface::error_code</a> <span class="comment">/* e */</span>) {</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> m_state = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da18d448795c00ff8347f5f32563695307">state::function_get_failed</a>;</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> m_log->error(<span class="stringliteral">"Failed to retrieve function"</span>);</div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> m_result = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1interface.html#a9e1359b2f2b4a1d1e287e03ba47bfb02a8ffeec3a9f6c89ae7947f008fc18c104">error_code::function_retrieval</a>;</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> do_result();</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> },</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> [&](<span class="keyword">const</span> runtime_locking_shard::shard_error& e) {</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> <span class="keywordflow">if</span>(e.m_error_code</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> == <a class="code hl_enumvalue" href="namespacecbdc_1_1parsec_1_1runtime__locking__shard.html#a967978c3b1fa292a0bca5d8687c97deea120549c610c8523bb6eea157c43613e2">runtime_locking_shard::error_code::wounded</a>) {</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> m_state = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da18d448795c00ff8347f5f32563695307">state::function_get_failed</a>;</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> m_log->trace(<span class="stringliteral">"Shard wounded ticket while "</span></div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> <span class="stringliteral">"retrieving function"</span>);</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> m_state = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da21352b4733b843933c296b220d613f42">state::function_get_error</a>;</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> m_log->error(<span class="stringliteral">"Shard error retrieving function"</span>);</div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> }</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> m_result = <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1agent_1_1interface.html#a9e1359b2f2b4a1d1e287e03ba47bfb02a8ffeec3a9f6c89ae7947f008fc18c104">error_code::function_retrieval</a>;</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> do_result();</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> }},</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> res);</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> }</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> </div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> <span class="keywordtype">void</span> impl::do_runner(<a class="code hl_typedef" href="namespacecbdc_1_1parsec_1_1broker.html#a1a58afec24ea8a47bb720c8e37dc457e">broker::value_type</a> v) {</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> m_runner = m_runner_factory(</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> m_log,</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> m_cfg,</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> std::move(v),</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> get_param(),</div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> m_is_readonly_run,</div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> [<span class="keyword">this</span>](<span class="keyword">const</span> runner::interface::run_return_type& run_res) {</div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> handle_run(run_res);</div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> },</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> [<span class="keyword">this</span>](<a class="code hl_typedef" href="namespacecbdc_1_1parsec_1_1broker.html#a63524410a095b015191a2d57a93a9bab">broker::key_type</a> key,</div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> <a class="code hl_typedef" href="namespacecbdc_1_1parsec_1_1broker.html#ac3ea914b78c4a158376a9d8c5b80c6fa">broker::lock_type</a> locktype,</div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> <a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#af68b3e8c226eaff996bd53c131f0f93f">broker::interface::try_lock_callback_type</a> res_cb) -> <span class="keywordtype">bool</span> {</div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> <span class="keywordflow">return</span> do_try_lock_request(std::move(key),</div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span> locktype,</div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span> std::move(res_cb));</div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span> },</div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> m_secp,</div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span> m_restarted ? nullptr : m_threads,</div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span> m_ticket_number.value());</div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> <span class="keyword">auto</span> run_res = m_runner->run();</div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span> <span class="keywordflow">if</span>(!run_res) {</div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> <span class="comment">// telemetry_log("agent_handle_function", 2, start);</span></div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span> m_state = state::function_failed;</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> m_log->error(<span class="stringliteral">"Failed to start contract execution"</span>);</div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> m_result = error_code::function_execution;</div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> do_result();</div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> }</div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> }</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> </div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> <span class="keywordtype">void</span> impl::do_commit() {</div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> assert(m_state == state::function_started</div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> || m_state == state::commit_failed</div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> || m_state == state::commit_sent);</div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> assert(m_result.has_value());</div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> assert(m_ticket_number.has_value());</div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> assert(std::holds_alternative<broker::state_update_type>(</div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> m_result.value()));</div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> m_state = state::commit_sent;</div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> m_log->trace(<span class="keyword">this</span>,</div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> <span class="stringliteral">"Agent requesting commit for"</span>,</div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> m_ticket_number.value());</div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> <span class="keyword">auto</span> payload = <a class="code hl_typedef" href="namespacecbdc_1_1parsec_1_1agent.html#a9edf884a095a3322eebe634c9c05141d">return_type</a>();</div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> <span class="keywordflow">if</span>(!m_is_readonly_run) {</div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> payload = std::get<broker::state_update_type>(m_result.value());</div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> }</div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> <span class="keyword">auto</span> maybe_success = m_broker->commit(</div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> m_ticket_number.value(),</div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> payload,</div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> [<span class="keyword">this</span>](<a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#a84a4667edd4b6feaf9f16227ac3714c0">broker::interface::commit_return_type</a> commit_res) {</div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> handle_commit(std::move(commit_res));</div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> });</div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span> <span class="keywordflow">if</span>(!maybe_success) {</div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> m_state = state::commit_failed;</div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> m_log->error(<span class="stringliteral">"Failed to contact broker for commit"</span>);</div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> m_result = error_code::broker_unreachable;</div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> do_result();</div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> }</div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> }</div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> </div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> <span class="keywordtype">void</span> impl::handle_run(<span class="keyword">const</span> runner::interface::run_return_type& res) {</div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> <span class="keywordflow">if</span>(m_state != state::function_started) {</div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> m_log->warn(<span class="stringliteral">"handle_run while not in function_started state"</span>);</div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> }</div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> std::visit(</div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> <a class="code hl_function" href="namespacecbdc.html#a2fbe92db727ad329bcd1c4c5f350c133">overloaded</a>{[&](<a class="code hl_typedef" href="namespacecbdc_1_1parsec_1_1runtime__locking__shard.html#ac15979ae360f753028e76cd968394d86">runtime_locking_shard::state_update_type</a> states) {</div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> m_result = std::move(states);</div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> do_commit();</div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> },</div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> [&](runner::interface::error_code e) {</div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> <span class="keywordflow">if</span>(e == runner::interface::error_code::wounded) {</div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> m_state = state::function_failed;</div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span>(e</div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> == runner::interface::error_code::</div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> internal_error) {</div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> <span class="comment">// Unexpected exception (e.g. write lock request</span></div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span> <span class="comment">// within a read-only transaction such as one</span></div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> <span class="comment">// invoked via invocation of eth_call)</span></div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> m_state = state::function_exception;</div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> m_log->error(</div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> <span class="keyword">this</span>,</div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span> <span class="stringliteral">"Unexpected internal error encountered for"</span>,</div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> m_ticket_number.value());</div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span> m_state = state::function_exception;</div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span> m_log->error(<span class="keyword">this</span>,</div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span> <span class="stringliteral">"function execution failed for"</span>,</div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span> m_ticket_number.value());</div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> }</div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span> m_result = error_code::function_execution;</div>
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span> do_result();</div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span> }},</div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> res);</div>
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span> m_log->trace(<span class="keyword">this</span>,</div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span> <span class="stringliteral">"Agent handle_run complete for"</span>,</div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> m_ticket_number.value());</div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span> }</div>
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span> </div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span> <span class="keywordtype">void</span> impl::handle_commit(<a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#a84a4667edd4b6feaf9f16227ac3714c0">broker::interface::commit_return_type</a> res) {</div>
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span> <span class="keywordflow">if</span>(m_state != state::commit_sent) {</div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span> m_log->warn(</div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> <span class="keyword">this</span>,</div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> <span class="stringliteral">"Agent handle_commit while not in commit_sent state for"</span>,</div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span> m_ticket_number.value(),</div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span> <span class="stringliteral">"actual state:"</span>);</div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span> }</div>
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span> <span class="keywordflow">if</span>(res.has_value()) {</div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> std::visit(</div>
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> <a class="code hl_function" href="namespacecbdc.html#a2fbe92db727ad329bcd1c4c5f350c133">overloaded</a>{</div>
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> [&](<a class="code hl_enumeration" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#aa376a0f5760fd2cba521620a7af84901">broker::interface::error_code</a> e) {</div>
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span> <span class="keywordflow">if</span>(e == <a class="code hl_enumvalue" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#aa376a0f5760fd2cba521620a7af84901a9f2df66369b873e0dcb5355cb09f9b80">broker::interface::error_code::commit_hazard</a>) {</div>
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span> <span class="comment">// Do not retry</span></div>
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span> m_state = state::commit_error;</div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span> m_state = state::commit_failed;</div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span> }</div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span> m_log->error(<span class="stringliteral">"Broker error for commit for"</span>,</div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span> m_ticket_number.value());</div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span> m_result = error_code::commit_error;</div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</span> do_result();</div>
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"> 449</span> },</div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span> [&](<span class="keyword">const</span> runtime_locking_shard::shard_error& e) {</div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> <span class="keywordflow">if</span>(e.m_error_code</div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span> == <a class="code hl_enumvalue" href="namespacecbdc_1_1parsec_1_1runtime__locking__shard.html#a967978c3b1fa292a0bca5d8687c97deea120549c610c8523bb6eea157c43613e2">runtime_locking_shard::error_code::wounded</a>) {</div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span> m_state = state::commit_failed;</div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span> m_log->trace(m_ticket_number.value(),</div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span> <span class="stringliteral">"wounded during commit"</span>);</div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span> m_state = state::commit_error;</div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span> m_log->error(<span class="stringliteral">"Shard error for commit for"</span>,</div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> m_ticket_number.value());</div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> }</div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span> m_result = error_code::commit_error;</div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> do_result();</div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> },</div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span> [&](<a class="code hl_enumeration" href="namespacecbdc_1_1parsec_1_1runtime__locking__shard.html#a967978c3b1fa292a0bca5d8687c97dee">runtime_locking_shard::error_code</a> <span class="comment">/*e*/</span>) {</div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> m_state = state::commit_error;</div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> m_log->error(<span class="stringliteral">"Shard error for commit for"</span>,</div>
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span> m_ticket_number.value());</div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span> m_result = error_code::commit_error;</div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> do_result();</div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"> 470</span> }},</div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span> res.value());</div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span> m_log->trace(<span class="keyword">this</span>,</div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> <span class="stringliteral">"Agent handled commit for"</span>,</div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno"> 475</span> m_ticket_number.value());</div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno"> 476</span> do_finish();</div>
<div class="line"><a id="l00477" name="l00477"></a><span class="lineno"> 477</span> }</div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span> }</div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span> </div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span> <span class="keywordtype">void</span> impl::do_result() {</div>
<div class="line"><a id="l00481" name="l00481"></a><span class="lineno"> 481</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00482" name="l00482"></a><span class="lineno"> 482</span> assert(m_result.has_value());</div>
<div class="line"><a id="l00483" name="l00483"></a><span class="lineno"> 483</span> <span class="keywordflow">switch</span>(m_state) {</div>
<div class="line"><a id="l00484" name="l00484"></a><span class="lineno"> 484</span> <span class="comment">// No results should be reported in these states, fatal bugs</span></div>
<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"> 485</span> <span class="keywordflow">case</span> state::init:</div>
<div class="line"><a id="l00486" name="l00486"></a><span class="lineno"> 486</span> m_log->fatal(<span class="stringliteral">"Result reported in initial state"</span>);</div>
<div class="line"><a id="l00487" name="l00487"></a><span class="lineno"> 487</span> <span class="comment">// System terminated by fatal()</span></div>
<div class="line"><a id="l00488" name="l00488"></a><span class="lineno"> 488</span> <span class="keywordflow">case</span> state::begin_sent:</div>
<div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</span> m_log->fatal(<span class="stringliteral">"Result reported in begin_sent state"</span>);</div>
<div class="line"><a id="l00490" name="l00490"></a><span class="lineno"> 490</span> <span class="comment">// System terminated by fatal()</span></div>
<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"> 491</span> <span class="keywordflow">case</span> state::function_get_sent:</div>
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"> 492</span> m_log->fatal(<span class="stringliteral">"Result reported in function_get_sent state"</span>);</div>
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span> <span class="comment">// System terminated by fatal()</span></div>
<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span> <span class="keywordflow">case</span> state::commit_sent:</div>
<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span> m_log->fatal(<span class="stringliteral">"Result reported in commit_sent state"</span>);</div>
<div class="line"><a id="l00496" name="l00496"></a><span class="lineno"> 496</span> <span class="comment">// System terminated by fatal()</span></div>
<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"> 497</span> <span class="keywordflow">case</span> state::finish_sent:</div>
<div class="line"><a id="l00498" name="l00498"></a><span class="lineno"> 498</span> m_log->fatal(<span class="stringliteral">"Result reported in finish_sent state"</span>);</div>
<div class="line"><a id="l00499" name="l00499"></a><span class="lineno"> 499</span> <span class="comment">// System terminated by fatal()</span></div>
<div class="line"><a id="l00500" name="l00500"></a><span class="lineno"> 500</span> <span class="keywordflow">case</span> state::function_started:</div>
<div class="line"><a id="l00501" name="l00501"></a><span class="lineno"> 501</span> m_log->fatal(<span class="stringliteral">"Result reported in function_started state"</span>);</div>
<div class="line"><a id="l00502" name="l00502"></a><span class="lineno"> 502</span> <span class="comment">// System terminated by fatal()</span></div>
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"> 503</span> <span class="keywordflow">case</span> state::rollback_sent:</div>
<div class="line"><a id="l00504" name="l00504"></a><span class="lineno"> 504</span> m_log->fatal(<span class="stringliteral">"Result reported in rollback_sent state"</span>);</div>
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno"> 505</span> <span class="comment">// System terminated by fatal()</span></div>
<div class="line"><a id="l00506" name="l00506"></a><span class="lineno"> 506</span> <span class="keywordflow">case</span> state::rollback_complete:</div>
<div class="line"><a id="l00507" name="l00507"></a><span class="lineno"> 507</span> <span class="keywordflow">if</span>(!std::holds_alternative<error_code>(m_result.value())</div>
<div class="line"><a id="l00508" name="l00508"></a><span class="lineno"> 508</span> || std::get<error_code>(m_result.value())</div>
<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"> 509</span> != error_code::retry) {</div>
<div class="line"><a id="l00510" name="l00510"></a><span class="lineno"> 510</span> m_log->fatal(<span class="stringliteral">"Result reported in rollback_complete state "</span></div>
<div class="line"><a id="l00511" name="l00511"></a><span class="lineno"> 511</span> <span class="stringliteral">"when result is not retry"</span>);</div>
<div class="line"><a id="l00512" name="l00512"></a><span class="lineno"> 512</span> }</div>
<div class="line"><a id="l00513" name="l00513"></a><span class="lineno"> 513</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00514" name="l00514"></a><span class="lineno"> 514</span> </div>
<div class="line"><a id="l00515" name="l00515"></a><span class="lineno"> 515</span> <span class="comment">// Failure due to transient problems, should retry</span></div>
<div class="line"><a id="l00516" name="l00516"></a><span class="lineno"> 516</span> <span class="keywordflow">case</span> state::begin_failed:</div>
<div class="line"><a id="l00517" name="l00517"></a><span class="lineno"> 517</span> <span class="comment">// Couldn't get a ticket number, no need to rollback</span></div>
<div class="line"><a id="l00518" name="l00518"></a><span class="lineno"> 518</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00519" name="l00519"></a><span class="lineno"> 519</span> </div>
<div class="line"><a id="l00520" name="l00520"></a><span class="lineno"> 520</span> <span class="keywordflow">case</span> state::function_get_failed:</div>
<div class="line"><a id="l00521" name="l00521"></a><span class="lineno"> 521</span> <span class="keywordflow">case</span> state::function_failed:</div>
<div class="line"><a id="l00522" name="l00522"></a><span class="lineno"> 522</span> <span class="keywordflow">case</span> state::commit_failed:</div>
<div class="line"><a id="l00523" name="l00523"></a><span class="lineno"> 523</span> do_rollback(<span class="keyword">false</span>);</div>
<div class="line"><a id="l00524" name="l00524"></a><span class="lineno"> 524</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00525" name="l00525"></a><span class="lineno"> 525</span> </div>
<div class="line"><a id="l00526" name="l00526"></a><span class="lineno"> 526</span> <span class="keywordflow">case</span> state::finish_failed:</div>
<div class="line"><a id="l00527" name="l00527"></a><span class="lineno"> 527</span> <span class="comment">// Committed but transient error running finish, cannot</span></div>
<div class="line"><a id="l00528" name="l00528"></a><span class="lineno"> 528</span> <span class="comment">// rollback, need to retry finish</span></div>
<div class="line"><a id="l00529" name="l00529"></a><span class="lineno"> 529</span> [[fallthrough]];</div>
<div class="line"><a id="l00530" name="l00530"></a><span class="lineno"> 530</span> <span class="keywordflow">case</span> state::rollback_failed:</div>
<div class="line"><a id="l00531" name="l00531"></a><span class="lineno"> 531</span> <span class="comment">// Need to retry rollback</span></div>
<div class="line"><a id="l00532" name="l00532"></a><span class="lineno"> 532</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00533" name="l00533"></a><span class="lineno"> 533</span> </div>
<div class="line"><a id="l00534" name="l00534"></a><span class="lineno"> 534</span> <span class="comment">// Failure due to permanent error, abort completely</span></div>
<div class="line"><a id="l00535" name="l00535"></a><span class="lineno"> 535</span> <span class="keywordflow">case</span> state::function_get_error:</div>
<div class="line"><a id="l00536" name="l00536"></a><span class="lineno"> 536</span> <span class="keywordflow">case</span> state::commit_error:</div>
<div class="line"><a id="l00537" name="l00537"></a><span class="lineno"> 537</span> <span class="keywordflow">case</span> state::function_exception:</div>
<div class="line"><a id="l00538" name="l00538"></a><span class="lineno"> 538</span> do_rollback(<span class="keyword">true</span>);</div>
<div class="line"><a id="l00539" name="l00539"></a><span class="lineno"> 539</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00540" name="l00540"></a><span class="lineno"> 540</span> </div>
<div class="line"><a id="l00541" name="l00541"></a><span class="lineno"> 541</span> <span class="comment">// Ran to completion</span></div>
<div class="line"><a id="l00542" name="l00542"></a><span class="lineno"> 542</span> <span class="keywordflow">case</span> state::finish_complete:</div>
<div class="line"><a id="l00543" name="l00543"></a><span class="lineno"> 543</span> m_log->debug(<span class="keyword">this</span>, <span class="stringliteral">"Agent finished"</span>, m_ticket_number.value());</div>
<div class="line"><a id="l00544" name="l00544"></a><span class="lineno"> 544</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00545" name="l00545"></a><span class="lineno"> 545</span> }</div>
<div class="line"><a id="l00546" name="l00546"></a><span class="lineno"> 546</span> get_result_callback()(m_result.value());</div>
<div class="line"><a id="l00547" name="l00547"></a><span class="lineno"> 547</span> m_log->trace(<span class="keyword">this</span>,</div>
<div class="line"><a id="l00548" name="l00548"></a><span class="lineno"> 548</span> <span class="stringliteral">"Agent handled result for"</span>,</div>
<div class="line"><a id="l00549" name="l00549"></a><span class="lineno"> 549</span> m_ticket_number.value());</div>
<div class="line"><a id="l00550" name="l00550"></a><span class="lineno"> 550</span> }</div>
<div class="line"><a id="l00551" name="l00551"></a><span class="lineno"> 551</span> </div>
<div class="line"><a id="l00552" name="l00552"></a><span class="lineno"> 552</span> <span class="keywordtype">void</span> impl::do_finish() {</div>
<div class="line"><a id="l00553" name="l00553"></a><span class="lineno"> 553</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00554" name="l00554"></a><span class="lineno"> 554</span> assert(m_state == state::commit_sent || m_state == state::finish_failed</div>
<div class="line"><a id="l00555" name="l00555"></a><span class="lineno"> 555</span> || m_state == state::finish_sent</div>
<div class="line"><a id="l00556" name="l00556"></a><span class="lineno"> 556</span> || m_state == state::rollback_complete);</div>
<div class="line"><a id="l00557" name="l00557"></a><span class="lineno"> 557</span> assert(m_ticket_number.has_value());</div>
<div class="line"><a id="l00558" name="l00558"></a><span class="lineno"> 558</span> m_state = state::finish_sent;</div>
<div class="line"><a id="l00559" name="l00559"></a><span class="lineno"> 559</span> m_log->trace(<span class="keyword">this</span>,</div>
<div class="line"><a id="l00560" name="l00560"></a><span class="lineno"> 560</span> <span class="stringliteral">"Agent requesting finish for"</span>,</div>
<div class="line"><a id="l00561" name="l00561"></a><span class="lineno"> 561</span> m_ticket_number.value());</div>
<div class="line"><a id="l00562" name="l00562"></a><span class="lineno"> 562</span> <span class="keyword">auto</span> maybe_success = m_broker->finish(</div>
<div class="line"><a id="l00563" name="l00563"></a><span class="lineno"> 563</span> m_ticket_number.value(),</div>
<div class="line"><a id="l00564" name="l00564"></a><span class="lineno"> 564</span> [<span class="keyword">this</span>](<a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#a8fcd3747273d7841f304d061c3abd475">broker::interface::finish_return_type</a> finish_res) {</div>
<div class="line"><a id="l00565" name="l00565"></a><span class="lineno"> 565</span> handle_finish(finish_res);</div>
<div class="line"><a id="l00566" name="l00566"></a><span class="lineno"> 566</span> });</div>
<div class="line"><a id="l00567" name="l00567"></a><span class="lineno"> 567</span> <span class="keywordflow">if</span>(!maybe_success) {</div>
<div class="line"><a id="l00568" name="l00568"></a><span class="lineno"> 568</span> m_state = state::finish_failed;</div>
<div class="line"><a id="l00569" name="l00569"></a><span class="lineno"> 569</span> m_log->error(<span class="stringliteral">"Error contacting broker for finish"</span>);</div>
<div class="line"><a id="l00570" name="l00570"></a><span class="lineno"> 570</span> m_result = error_code::broker_unreachable;</div>
<div class="line"><a id="l00571" name="l00571"></a><span class="lineno"> 571</span> do_result();</div>
<div class="line"><a id="l00572" name="l00572"></a><span class="lineno"> 572</span> }</div>
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"> 573</span> }</div>
<div class="line"><a id="l00574" name="l00574"></a><span class="lineno"> 574</span> </div>
<div class="line"><a id="l00575" name="l00575"></a><span class="lineno"> 575</span> <span class="keywordtype">void</span></div>
<div class="line"><a id="l00576" name="l00576"></a><span class="lineno"> 576</span> impl::handle_finish(<a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#a8fcd3747273d7841f304d061c3abd475">broker::interface::finish_return_type</a> finish_res) {</div>
<div class="line"><a id="l00577" name="l00577"></a><span class="lineno"> 577</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00578" name="l00578"></a><span class="lineno"> 578</span> <span class="keywordflow">if</span>(m_state != state::finish_sent) {</div>
<div class="line"><a id="l00579" name="l00579"></a><span class="lineno"> 579</span> m_log->warn(<span class="stringliteral">"handle_finish while not in finish_sent state"</span>);</div>
<div class="line"><a id="l00580" name="l00580"></a><span class="lineno"> 580</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00581" name="l00581"></a><span class="lineno"> 581</span> }</div>
<div class="line"><a id="l00582" name="l00582"></a><span class="lineno"> 582</span> <span class="keywordflow">if</span>(finish_res.has_value()) {</div>
<div class="line"><a id="l00583" name="l00583"></a><span class="lineno"> 583</span> m_state = state::finish_failed;</div>
<div class="line"><a id="l00584" name="l00584"></a><span class="lineno"> 584</span> m_log->error(<span class="stringliteral">"Broker error for finish for"</span>,</div>
<div class="line"><a id="l00585" name="l00585"></a><span class="lineno"> 585</span> m_ticket_number.value());</div>
<div class="line"><a id="l00586" name="l00586"></a><span class="lineno"> 586</span> m_result = error_code::finish_error;</div>
<div class="line"><a id="l00587" name="l00587"></a><span class="lineno"> 587</span> do_result();</div>
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno"> 588</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00589" name="l00589"></a><span class="lineno"> 589</span> m_state = state::finish_complete;</div>
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno"> 590</span> m_log->trace(<span class="keyword">this</span>,</div>
<div class="line"><a id="l00591" name="l00591"></a><span class="lineno"> 591</span> <span class="stringliteral">"Agent handled finish for"</span>,</div>
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno"> 592</span> m_ticket_number.value());</div>
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno"> 593</span> do_result();</div>
<div class="line"><a id="l00594" name="l00594"></a><span class="lineno"> 594</span> }</div>
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno"> 595</span> }</div>
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno"> 596</span> </div>
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno"> 597</span> <span class="keywordtype">void</span> impl::do_rollback(<span class="keywordtype">bool</span> finish) {</div>
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno"> 598</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno"> 599</span> assert(m_state == state::commit_failed</div>
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno"> 600</span> || m_state == state::rollback_sent</div>
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno"> 601</span> || m_state == state::function_exception</div>
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno"> 602</span> || m_state == state::function_failed</div>
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno"> 603</span> || m_state == state::commit_error</div>
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno"> 604</span> || m_state == state::function_get_failed</div>
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno"> 605</span> || m_state == state::function_get_error</div>
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno"> 606</span> || m_state == state::function_started</div>
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno"> 607</span> || m_state == state::rollback_failed);</div>
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno"> 608</span> assert(m_ticket_number.has_value());</div>
<div class="line"><a id="l00609" name="l00609"></a><span class="lineno"> 609</span> m_log->trace(<span class="keyword">this</span>, <span class="stringliteral">"Agent rolling back"</span>, m_ticket_number.value());</div>
<div class="line"><a id="l00610" name="l00610"></a><span class="lineno"> 610</span> m_state = state::rollback_sent;</div>
<div class="line"><a id="l00611" name="l00611"></a><span class="lineno"> 611</span> m_permanent_error = finish;</div>
<div class="line"><a id="l00612" name="l00612"></a><span class="lineno"> 612</span> <span class="keyword">auto</span> maybe_success = m_broker->rollback(</div>
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno"> 613</span> m_ticket_number.value(),</div>
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno"> 614</span> [<span class="keyword">this</span>](<a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#af8c5164208dd11fb67513f1d5f098997">broker::interface::rollback_return_type</a> rollback_res) {</div>
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno"> 615</span> handle_rollback(rollback_res);</div>
<div class="line"><a id="l00616" name="l00616"></a><span class="lineno"> 616</span> });</div>
<div class="line"><a id="l00617" name="l00617"></a><span class="lineno"> 617</span> <span class="keywordflow">if</span>(!maybe_success) {</div>
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno"> 618</span> m_state = state::rollback_failed;</div>
<div class="line"><a id="l00619" name="l00619"></a><span class="lineno"> 619</span> m_log->error(<span class="stringliteral">"Error contacting broker for rollback"</span>);</div>
<div class="line"><a id="l00620" name="l00620"></a><span class="lineno"> 620</span> m_result = error_code::broker_unreachable;</div>
<div class="line"><a id="l00621" name="l00621"></a><span class="lineno"> 621</span> do_result();</div>
<div class="line"><a id="l00622" name="l00622"></a><span class="lineno"> 622</span> }</div>
<div class="line"><a id="l00623" name="l00623"></a><span class="lineno"> 623</span> }</div>
<div class="line"><a id="l00624" name="l00624"></a><span class="lineno"> 624</span> </div>
<div class="line"><a id="l00625" name="l00625"></a><span class="lineno"> 625</span> <span class="keywordtype">void</span> impl::handle_rollback(</div>
<div class="line"><a id="l00626" name="l00626"></a><span class="lineno"> 626</span> <a class="code hl_typedef" href="classcbdc_1_1parsec_1_1broker_1_1interface.html#af8c5164208dd11fb67513f1d5f098997">broker::interface::rollback_return_type</a> rollback_res) {</div>
<div class="line"><a id="l00627" name="l00627"></a><span class="lineno"> 627</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00628" name="l00628"></a><span class="lineno"> 628</span> <span class="keywordflow">if</span>(m_state != state::rollback_sent) {</div>
<div class="line"><a id="l00629" name="l00629"></a><span class="lineno"> 629</span> m_log->warn(<span class="stringliteral">"handle_rollback while not in rollback_sent state"</span>);</div>
<div class="line"><a id="l00630" name="l00630"></a><span class="lineno"> 630</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00631" name="l00631"></a><span class="lineno"> 631</span> }</div>
<div class="line"><a id="l00632" name="l00632"></a><span class="lineno"> 632</span> <span class="keywordflow">if</span>(rollback_res.has_value()) {</div>
<div class="line"><a id="l00633" name="l00633"></a><span class="lineno"> 633</span> m_state = state::rollback_failed;</div>
<div class="line"><a id="l00634" name="l00634"></a><span class="lineno"> 634</span> m_result = error_code::rollback_error;</div>
<div class="line"><a id="l00635" name="l00635"></a><span class="lineno"> 635</span> m_log->error(<span class="stringliteral">"Broker error rolling back"</span>, m_ticket_number.value());</div>
<div class="line"><a id="l00636" name="l00636"></a><span class="lineno"> 636</span> do_result();</div>
<div class="line"><a id="l00637" name="l00637"></a><span class="lineno"> 637</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00638" name="l00638"></a><span class="lineno"> 638</span> }</div>
<div class="line"><a id="l00639" name="l00639"></a><span class="lineno"> 639</span> </div>
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno"> 640</span> m_state = state::rollback_complete;</div>
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno"> 641</span> m_log->trace(<span class="keyword">this</span>, <span class="stringliteral">"Agent rolled back"</span>, m_ticket_number.value());</div>
<div class="line"><a id="l00642" name="l00642"></a><span class="lineno"> 642</span> <span class="keywordflow">if</span>(m_permanent_error) {</div>
<div class="line"><a id="l00643" name="l00643"></a><span class="lineno"> 643</span> m_log->trace(<span class="keyword">this</span>,</div>
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno"> 644</span> <span class="stringliteral">"Agent finishing due to permanent error"</span>,</div>
<div class="line"><a id="l00645" name="l00645"></a><span class="lineno"> 645</span> m_ticket_number.value());</div>
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno"> 646</span> do_finish();</div>
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno"> 647</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno"> 648</span> <span class="comment">// Transient error, try again</span></div>
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno"> 649</span> m_log->debug(<span class="keyword">this</span>,</div>
<div class="line"><a id="l00650" name="l00650"></a><span class="lineno"> 650</span> <span class="stringliteral">"Agent should restart"</span>,</div>
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno"> 651</span> m_ticket_number.value());</div>
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno"> 652</span> m_result = error_code::retry;</div>
<div class="line"><a id="l00653" name="l00653"></a><span class="lineno"> 653</span> do_result();</div>
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno"> 654</span> }</div>
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno"> 655</span> }</div>
<div class="line"><a id="l00656" name="l00656"></a><span class="lineno"> 656</span> </div>
<div class="foldopen" id="foldopen00657" data-start="{" data-end="}">
<div class="line"><a id="l00657" name="l00657"></a><span class="lineno"><a class="line" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#aa100fe761a417db8c5a32f6d26848f7e"> 657</a></span> impl::~impl() {</div>
<div class="line"><a id="l00658" name="l00658"></a><span class="lineno"> 658</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00659" name="l00659"></a><span class="lineno"> 659</span> <span class="keywordflow">if</span>(m_state != state::finish_complete) {</div>
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno"> 660</span> m_log->fatal(</div>
<div class="line"><a id="l00661" name="l00661"></a><span class="lineno"> 661</span> <span class="keyword">this</span>,</div>
<div class="line"><a id="l00662" name="l00662"></a><span class="lineno"> 662</span> <span class="stringliteral">"Agent state wasn't finished at destruction, state was:"</span>,</div>
<div class="line"><a id="l00663" name="l00663"></a><span class="lineno"> 663</span> <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(m_state));</div>
<div class="line"><a id="l00664" name="l00664"></a><span class="lineno"> 664</span> }</div>
<div class="line"><a id="l00665" name="l00665"></a><span class="lineno"> 665</span> }</div>
</div>
<div class="line"><a id="l00666" name="l00666"></a><span class="lineno"> 666</span> </div>
<div class="foldopen" id="foldopen00667" data-start="{" data-end="}">
<div class="line"><a id="l00667" name="l00667"></a><span class="lineno"><a class="line" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#ad5fa4b44d55803dc20984349791800ee"> 667</a></span> <span class="keyword">auto</span> impl::get_ticket_number() const</div>
<div class="line"><a id="l00668" name="l00668"></a><span class="lineno"> 668</span> -> std::optional<ticket_machine::ticket_number_type> {</div>
<div class="line"><a id="l00669" name="l00669"></a><span class="lineno"> 669</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00670" name="l00670"></a><span class="lineno"> 670</span> <span class="keywordflow">return</span> m_ticket_number;</div>
<div class="line"><a id="l00671" name="l00671"></a><span class="lineno"> 671</span> }</div>
</div>
<div class="line"><a id="l00672" name="l00672"></a><span class="lineno"> 672</span> </div>
<div class="foldopen" id="foldopen00673" data-start="{" data-end="}">
<div class="line"><a id="l00673" name="l00673"></a><span class="lineno"><a class="line" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a560322b7819af49f36be858267720039"> 673</a></span> <span class="keyword">auto</span> impl::get_state() const -> <a class="code hl_enumeration" href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947d">state</a> {</div>
<div class="line"><a id="l00674" name="l00674"></a><span class="lineno"> 674</span> std::unique_lock l(m_mut);</div>
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno"> 675</span> <span class="keywordflow">return</span> m_state;</div>
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno"> 676</span> }</div>
</div>
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno"> 677</span>}</div>
<div class="ttc" id="aagent_2impl_8hpp_html"><div class="ttname"><a href="agent_2impl_8hpp.html">impl.hpp</a></div></div>
<div class="ttc" id="aclasscbdc_1_1buffer_html"><div class="ttname"><a href="classcbdc_1_1buffer.html">cbdc::buffer</a></div><div class="ttdoc">Buffer to store and retrieve byte data.</div><div class="ttdef"><b>Definition</b> <a href="buffer_8hpp_source.html#l00015">buffer.hpp:15</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1impl_html_a218e5c521f5f3f5ddf916e508d5e947d"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947d">cbdc::parsec::agent::impl::state</a></div><div class="ttdeci">state</div><div class="ttdoc">States for a ticket managed by this agent.</div><div class="ttdef"><b>Definition</b> <a href="agent_2impl_8hpp_source.html#l00019">agent/impl.hpp:19</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1impl_html_a218e5c521f5f3f5ddf916e508d5e947da1089ad1c441fbd40cfd939d9a9ad2fc9"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da1089ad1c441fbd40cfd939d9a9ad2fc9">cbdc::parsec::agent::impl::state::begin_sent</a></div><div class="ttdeci">@ begin_sent</div><div class="ttdoc">Begin request sent to broker.</div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1impl_html_a218e5c521f5f3f5ddf916e508d5e947da18d448795c00ff8347f5f32563695307"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da18d448795c00ff8347f5f32563695307">cbdc::parsec::agent::impl::state::function_get_failed</a></div><div class="ttdeci">@ function_get_failed</div><div class="ttdoc">Function bytecode lock request failed.</div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1impl_html_a218e5c521f5f3f5ddf916e508d5e947da21352b4733b843933c296b220d613f42"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da21352b4733b843933c296b220d613f42">cbdc::parsec::agent::impl::state::function_get_error</a></div><div class="ttdeci">@ function_get_error</div><div class="ttdoc">Broker error during function bytecode lock.</div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1impl_html_a218e5c521f5f3f5ddf916e508d5e947da377f060ec284f0114505bb7b2134f8f5"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da377f060ec284f0114505bb7b2134f8f5">cbdc::parsec::agent::impl::state::function_get_sent</a></div><div class="ttdeci">@ function_get_sent</div><div class="ttdoc">Function bytecode lock sent to broker.</div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1impl_html_a218e5c521f5f3f5ddf916e508d5e947da51a1fea3a56c2f5edc338c6ef7223a9c"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947da51a1fea3a56c2f5edc338c6ef7223a9c">cbdc::parsec::agent::impl::state::function_started</a></div><div class="ttdeci">@ function_started</div><div class="ttdoc">Function execution started.</div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1impl_html_a218e5c521f5f3f5ddf916e508d5e947daafcabef55a922f193cd0428165bfdffe"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947daafcabef55a922f193cd0428165bfdffe">cbdc::parsec::agent::impl::state::rollback_complete</a></div><div class="ttdeci">@ rollback_complete</div><div class="ttdoc">Rollback complete.</div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1impl_html_a218e5c521f5f3f5ddf916e508d5e947daf8971c07e69cacf57fdf64e2e1fed5a7"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a218e5c521f5f3f5ddf916e508d5e947daf8971c07e69cacf57fdf64e2e1fed5a7">cbdc::parsec::agent::impl::state::begin_failed</a></div><div class="ttdeci">@ begin_failed</div><div class="ttdoc">Begin request failed.</div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1impl_html_a5211f4c8c2f07672ad5ca4557bcf4cdc"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a5211f4c8c2f07672ad5ca4557bcf4cdc">cbdc::parsec::agent::impl::exec</a></div><div class="ttdeci">auto exec() -> bool override</div><div class="ttdoc">Initiates function execution.</div><div class="ttdef"><b>Definition</b> <a href="#l00038">agent/impl.cpp:38</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1impl_html_a8a9068f0c0db333285f02479e79b63bf"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1impl.html#a8a9068f0c0db333285f02479e79b63bf">cbdc::parsec::agent::impl::impl</a></div><div class="ttdeci">impl(std::shared_ptr< logging::log > logger, cbdc::parsec::config cfg, runner::interface::factory_type runner_factory, std::shared_ptr< broker::interface > broker, runtime_locking_shard::key_type function, parameter_type param, exec_callback_type result_callback, broker::lock_type initial_lock_type, bool is_readonly_run, std::shared_ptr< secp256k1_context > secp, std::shared_ptr< thread_pool > t_pool)</div><div class="ttdoc">Constructor.</div><div class="ttdef"><b>Definition</b> <a href="#l00014">agent/impl.cpp:14</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1interface_html"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1interface.html">cbdc::parsec::agent::interface</a></div><div class="ttdoc">Interface for an agent.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2agent_2interface_8hpp_source.html#l00019">parsec/agent/interface.hpp:19</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1interface_html_a9e1359b2f2b4a1d1e287e03ba47bfb02a8ffeec3a9f6c89ae7947f008fc18c104"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1interface.html#a9e1359b2f2b4a1d1e287e03ba47bfb02a8ffeec3a9f6c89ae7947f008fc18c104">cbdc::parsec::agent::interface::error_code::function_retrieval</a></div><div class="ttdeci">@ function_retrieval</div><div class="ttdoc">Error retrieving function bytecode.</div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1interface_html_a9e1359b2f2b4a1d1e287e03ba47bfb02aa3074d413bd2fe80f4339a9fadc0d6f6"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1interface.html#a9e1359b2f2b4a1d1e287e03ba47bfb02aa3074d413bd2fe80f4339a9fadc0d6f6">cbdc::parsec::agent::interface::error_code::broker_unreachable</a></div><div class="ttdeci">@ broker_unreachable</div><div class="ttdoc">Broker was unreachable.</div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1interface_html_a9e1359b2f2b4a1d1e287e03ba47bfb02abdcde4946e39a81053128e5420cf35e7"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1interface.html#a9e1359b2f2b4a1d1e287e03ba47bfb02abdcde4946e39a81053128e5420cf35e7">cbdc::parsec::agent::interface::error_code::ticket_number_assignment</a></div><div class="ttdeci">@ ticket_number_assignment</div><div class="ttdoc">Ticket number assignment failed.</div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1interface_html_ac7681a694f8b68874429f47874408c67"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1interface.html#ac7681a694f8b68874429f47874408c67">cbdc::parsec::agent::interface::exec_callback_type</a></div><div class="ttdeci">std::function< void(exec_return_type)> exec_callback_type</div><div class="ttdoc">Callback function type with function execution result.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2agent_2interface_8hpp_source.html#l00052">parsec/agent/interface.hpp:52</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1interface_html_aff5ed18094ded4ba365e1b1a3d455283"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1interface.html#aff5ed18094ded4ba365e1b1a3d455283">cbdc::parsec::agent::interface::get_function</a></div><div class="ttdeci">auto get_function() const -> runtime_locking_shard::key_type</div><div class="ttdoc">Return the key of the function bytecode managed by this agent.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2agent_2interface_8cpp_source.html#l00016">parsec/agent/interface.cpp:16</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1agent_1_1runner_1_1interface_html_a873918bc570092134d0e4ea3836f658c"><div class="ttname"><a href="classcbdc_1_1parsec_1_1agent_1_1runner_1_1interface.html#a873918bc570092134d0e4ea3836f658c">cbdc::parsec::agent::runner::interface::factory_type</a></div><div class="ttdeci">std::function< std::unique_ptr< interface >( std::shared_ptr< logging::log > logger, const cbdc::parsec::config &cfg, runtime_locking_shard::value_type function, parameter_type param, bool is_readonly_run, runner::interface::run_callback_type result_callback, runner::interface::try_lock_callback_type try_lock_callback, std::shared_ptr< secp256k1_context >, std::shared_ptr< thread_pool > t_pool, ticket_number_type ticket_number)> factory_type</div><div class="ttdoc">Factory function type for instantiating new runners.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2agent_2runners_2interface_8hpp_source.html#l00067">parsec/agent/runners/interface.hpp:67</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1broker_1_1interface_html_a7ad81d8ee6b0c0df7f8d2070b7e0d6f5"><div class="ttname"><a href="classcbdc_1_1parsec_1_1broker_1_1interface.html#a7ad81d8ee6b0c0df7f8d2070b7e0d6f5">cbdc::parsec::broker::interface::try_lock_return_type</a></div><div class="ttdeci">std::variant< value_type, error_code, runtime_locking_shard::shard_error > try_lock_return_type</div><div class="ttdoc">Return type from a try lock operation.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2broker_2interface_8hpp_source.html#l00100">parsec/broker/interface.hpp:100</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1broker_1_1interface_html_a84a4667edd4b6feaf9f16227ac3714c0"><div class="ttname"><a href="classcbdc_1_1parsec_1_1broker_1_1interface.html#a84a4667edd4b6feaf9f16227ac3714c0">cbdc::parsec::broker::interface::commit_return_type</a></div><div class="ttdeci">std::optional< std::variant< error_code, runtime_locking_shard::shard_error > > commit_return_type</div><div class="ttdoc">Return type from a commit operation.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2broker_2interface_8hpp_source.html#l00121">parsec/broker/interface.hpp:121</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1broker_1_1interface_html_a8fcd3747273d7841f304d061c3abd475"><div class="ttname"><a href="classcbdc_1_1parsec_1_1broker_1_1interface.html#a8fcd3747273d7841f304d061c3abd475">cbdc::parsec::broker::interface::finish_return_type</a></div><div class="ttdeci">std::optional< error_code > finish_return_type</div><div class="ttdoc">Return type from a finish operation.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2broker_2interface_8hpp_source.html#l00139">parsec/broker/interface.hpp:139</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1broker_1_1interface_html_aa376a0f5760fd2cba521620a7af84901"><div class="ttname"><a href="classcbdc_1_1parsec_1_1broker_1_1interface.html#aa376a0f5760fd2cba521620a7af84901">cbdc::parsec::broker::interface::error_code</a></div><div class="ttdeci">error_code</div><div class="ttdoc">Error codes returned by broker operations.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2broker_2interface_8hpp_source.html#l00042">parsec/broker/interface.hpp:42</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1broker_1_1interface_html_aa376a0f5760fd2cba521620a7af84901a9f2df66369b873e0dcb5355cb09f9b80"><div class="ttname"><a href="classcbdc_1_1parsec_1_1broker_1_1interface.html#aa376a0f5760fd2cba521620a7af84901a9f2df66369b873e0dcb5355cb09f9b80">cbdc::parsec::broker::interface::error_code::commit_hazard</a></div><div class="ttdeci">@ commit_hazard</div><div class="ttdoc">A commit is attempted without associating update keys with ticket.</div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1broker_1_1interface_html_ae8aae36c6d735c1e1534aec4dc164f88"><div class="ttname"><a href="classcbdc_1_1parsec_1_1broker_1_1interface.html#ae8aae36c6d735c1e1534aec4dc164f88">cbdc::parsec::broker::interface::ticketnum_or_errcode_type</a></div><div class="ttdeci">std::variant< ticket_number_type, error_code > ticketnum_or_errcode_type</div><div class="ttdoc">Return type from a begin operation.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2broker_2interface_8hpp_source.html#l00087">parsec/broker/interface.hpp:87</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1broker_1_1interface_html_af68b3e8c226eaff996bd53c131f0f93f"><div class="ttname"><a href="classcbdc_1_1parsec_1_1broker_1_1interface.html#af68b3e8c226eaff996bd53c131f0f93f">cbdc::parsec::broker::interface::try_lock_callback_type</a></div><div class="ttdeci">std::function< void(try_lock_return_type)> try_lock_callback_type</div><div class="ttdoc">Callback function type for a try lock operation.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2broker_2interface_8hpp_source.html#l00104">parsec/broker/interface.hpp:104</a></div></div>
<div class="ttc" id="aclasscbdc_1_1parsec_1_1broker_1_1interface_html_af8c5164208dd11fb67513f1d5f098997"><div class="ttname"><a href="classcbdc_1_1parsec_1_1broker_1_1interface.html#af8c5164208dd11fb67513f1d5f098997">cbdc::parsec::broker::interface::rollback_return_type</a></div><div class="ttdeci">std::optional< std::variant< error_code, runtime_locking_shard::error_code > > rollback_return_type</div><div class="ttdoc">Return type from a rollback operation.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2broker_2interface_8hpp_source.html#l00154">parsec/broker/interface.hpp:154</a></div></div>
<div class="ttc" id="anamespacecbdc_1_1parsec_1_1agent_1_1runner_html_a60c9502b9147e58735537c4161b10951"><div class="ttname"><a href="namespacecbdc_1_1parsec_1_1agent_1_1runner.html#a60c9502b9147e58735537c4161b10951">cbdc::parsec::agent::runner::to_hex</a></div><div class="ttdeci">auto to_hex(const evmc::address &addr) -> std::string</div><div class="ttdef"><b>Definition</b> <a href="agent_2runners_2evm_2util_8cpp_source.html#l00027">agent/runners/evm/util.cpp:27</a></div></div>
<div class="ttc" id="anamespacecbdc_1_1parsec_1_1agent_html"><div class="ttname"><a href="namespacecbdc_1_1parsec_1_1agent.html">cbdc::parsec::agent</a></div><div class="ttdef"><b>Definition</b> <a href="parsec_2agent_2client_8cpp_source.html#l00011">parsec/agent/client.cpp:11</a></div></div>
<div class="ttc" id="anamespacecbdc_1_1parsec_1_1agent_html_a9edf884a095a3322eebe634c9c05141d"><div class="ttname"><a href="namespacecbdc_1_1parsec_1_1agent.html#a9edf884a095a3322eebe634c9c05141d">cbdc::parsec::agent::return_type</a></div><div class="ttdeci">broker::state_update_type return_type</div><div class="ttdoc">Type returned after function execution.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2agent_2interface_8hpp_source.html#l00015">parsec/agent/interface.hpp:15</a></div></div>
<div class="ttc" id="anamespacecbdc_1_1parsec_1_1broker_html_a1a58afec24ea8a47bb720c8e37dc457e"><div class="ttname"><a href="namespacecbdc_1_1parsec_1_1broker.html#a1a58afec24ea8a47bb720c8e37dc457e">cbdc::parsec::broker::value_type</a></div><div class="ttdeci">runtime_locking_shard::value_type value_type</div><div class="ttdoc">Shard value type.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2broker_2interface_8hpp_source.html#l00018">parsec/broker/interface.hpp:18</a></div></div>
<div class="ttc" id="anamespacecbdc_1_1parsec_1_1broker_html_a63524410a095b015191a2d57a93a9bab"><div class="ttname"><a href="namespacecbdc_1_1parsec_1_1broker.html#a63524410a095b015191a2d57a93a9bab">cbdc::parsec::broker::key_type</a></div><div class="ttdeci">runtime_locking_shard::key_type key_type</div><div class="ttdoc">Shard key type.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2broker_2interface_8hpp_source.html#l00016">parsec/broker/interface.hpp:16</a></div></div>
<div class="ttc" id="anamespacecbdc_1_1parsec_1_1broker_html_ac3ea914b78c4a158376a9d8c5b80c6fa"><div class="ttname"><a href="namespacecbdc_1_1parsec_1_1broker.html#ac3ea914b78c4a158376a9d8c5b80c6fa">cbdc::parsec::broker::lock_type</a></div><div class="ttdeci">runtime_locking_shard::lock_type lock_type</div><div class="ttdoc">Shard lock type.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2broker_2interface_8hpp_source.html#l00022">parsec/broker/interface.hpp:22</a></div></div>
<div class="ttc" id="anamespacecbdc_1_1parsec_1_1runtime__locking__shard_html_a967978c3b1fa292a0bca5d8687c97dee"><div class="ttname"><a href="namespacecbdc_1_1parsec_1_1runtime__locking__shard.html#a967978c3b1fa292a0bca5d8687c97dee">cbdc::parsec::runtime_locking_shard::error_code</a></div><div class="ttdeci">error_code</div><div class="ttdoc">Error codes returned by methods on shards.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2runtime__locking__shard_2interface_8hpp_source.html#l00039">parsec/runtime_locking_shard/interface.hpp:39</a></div></div>
<div class="ttc" id="anamespacecbdc_1_1parsec_1_1runtime__locking__shard_html_a967978c3b1fa292a0bca5d8687c97deea120549c610c8523bb6eea157c43613e2"><div class="ttname"><a href="namespacecbdc_1_1parsec_1_1runtime__locking__shard.html#a967978c3b1fa292a0bca5d8687c97deea120549c610c8523bb6eea157c43613e2">cbdc::parsec::runtime_locking_shard::error_code::wounded</a></div><div class="ttdeci">@ wounded</div><div class="ttdoc">Request invalid because ticket is in the wounded state.</div></div>
<div class="ttc" id="anamespacecbdc_1_1parsec_1_1runtime__locking__shard_html_ac15979ae360f753028e76cd968394d86"><div class="ttname"><a href="namespacecbdc_1_1parsec_1_1runtime__locking__shard.html#ac15979ae360f753028e76cd968394d86">cbdc::parsec::runtime_locking_shard::state_update_type</a></div><div class="ttdeci">std:: unordered_map< key_type, value_type, hashing::const_sip_hash< key_type > > state_update_type</div><div class="ttdoc">Type for state updates to a shard. A map of keys and their new values.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2runtime__locking__shard_2interface_8hpp_source.html#l00027">parsec/runtime_locking_shard/interface.hpp:27</a></div></div>
<div class="ttc" id="anamespacecbdc_1_1parsec_1_1runtime__locking__shard_html_af6d0adbce827f930d52e6c4d9e18851a"><div class="ttname"><a href="namespacecbdc_1_1parsec_1_1runtime__locking__shard.html#af6d0adbce827f930d52e6c4d9e18851a">cbdc::parsec::runtime_locking_shard::lock_type</a></div><div class="ttdeci">lock_type</div><div class="ttdoc">Types of key lock supported by shards.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2runtime__locking__shard_2interface_8hpp_source.html#l00031">parsec/runtime_locking_shard/interface.hpp:31</a></div></div>
<div class="ttc" id="anamespacecbdc_1_1parsec_1_1ticket__machine_html_a3d84ba176554acc65cdda972ad7accca"><div class="ttname"><a href="namespacecbdc_1_1parsec_1_1ticket__machine.html#a3d84ba176554acc65cdda972ad7accca">cbdc::parsec::ticket_machine::ticket_number_type</a></div><div class="ttdeci">uint64_t ticket_number_type</div><div class="ttdoc">Type alias for a ticket number.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2ticket__machine_2interface_8hpp_source.html#l00016">parsec/ticket_machine/interface.hpp:16</a></div></div>
<div class="ttc" id="anamespacecbdc_html_a2fbe92db727ad329bcd1c4c5f350c133"><div class="ttname"><a href="namespacecbdc.html#a2fbe92db727ad329bcd1c4c5f350c133">cbdc::overloaded</a></div><div class="ttdeci">overloaded(Ts...) -> overloaded< Ts... ></div></div>
<div class="ttc" id="astructcbdc_1_1overloaded_html"><div class="ttname"><a href="structcbdc_1_1overloaded.html">cbdc::overloaded</a></div><div class="ttdoc">Variant handler template.</div><div class="ttdef"><b>Definition</b> <a href="variant__overloaded_8hpp_source.html#l00032">variant_overloaded.hpp:32</a></div></div>
<div class="ttc" id="astructcbdc_1_1parsec_1_1config_html"><div class="ttname"><a href="structcbdc_1_1parsec_1_1config.html">cbdc::parsec::config</a></div><div class="ttdoc">Configuration parameters for a phase two system.</div><div class="ttdef"><b>Definition</b> <a href="parsec_2util_8hpp_source.html#l00031">parsec/util.hpp:31</a></div></div>
<div class="ttc" id="autil_2serialization_2util_8hpp_html"><div class="ttname"><a href="util_2serialization_2util_8hpp.html">util.hpp</a></div></div>
<div class="ttc" id="avariant__overloaded_8hpp_html"><div class="ttname"><a href="variant__overloaded_8hpp.html">variant_overloaded.hpp</a></div></div>
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