{"id":5386,"date":"2021-07-12T14:13:55","date_gmt":"2021-07-12T06:13:55","guid":{"rendered":"https:\/\/damogame.cn\/wordpress\/?p=5386"},"modified":"2021-07-12T14:13:55","modified_gmt":"2021-07-12T06:13:55","slug":"paeony%ef%bc%9a%e5%bc%80%e6%ba%90etcdv3-cpp-api-%e5%ba%93%e5%85%a5%e9%97%a8%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/5386","title":{"rendered":"Paeony\uff1a\u5f00\u6e90Etcdv3-cpp-api \u5e93\u5165\u95e8\u4ecb\u7ecd"},"content":{"rendered":"<p class=\"h2 mb-3\"><a href=\"https:\/\/segmentfault.com\/a\/1190000038394316\">\u539f\u6587\u5730\u5740<\/a><\/p>\n<p>&nbsp;<\/p>\n<div class=\"d-flex align-items-center justify-content-between flex-wrap mb-4\">\n<div class=\"d-flex align-items-center\"><a class=\"d-flex align-items-center\" href=\"https:\/\/segmentfault.com\/u\/apollo008star\"><picture class=\"mr-2 d-sm-block d-none\"><img decoding=\"async\" class=\"d-inline-block rounded-circle\" src=\"https:\/\/avatar-static.segmentfault.com\/698\/802\/698802720-5fa6457283914_huge128\" alt=\"\" width=\"32\" \/><\/picture><strong class=\"align-self-center font-size-14\">apollo008<\/strong><\/a><time class=\"text-secondary font-size-14\" datetime=\"2020-12-06T19:41:40.000Z\">\u53d1\u5e03\u4e8e\u00a02020-12-07<\/time><\/div>\n<\/div>\n<div id=\"OA_holder_25\" class=\"ad-container\"><\/div>\n<article class=\"article fmt article-content \">\n<table>\n<thead>\n<tr>\n<th>\u65e5\u671f<\/th>\n<th>\u4f5c\u8005<\/th>\n<th>\u7248\u672c<\/th>\n<th>\u5907\u6ce8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>2020-12-7<\/td>\n<td>dingbin<\/td>\n<td>v1.0<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"item-1\">Paeony\uff1aEtcdv3-cpp-api \u5e93\u7b80\u4ecb<\/h3>\n<p>Paeony\u662f\u4f5c\u8005\u5f00\u6e90\u7684\u7528C++\u8bed\u8a00\u5b9e\u73b0\u6210\u719f\u7684etcd v3\u7248\u672c\u5ba2\u6237\u7aefAPI\u5e93\u3002Github\u5730\u5740\u662f\uff1a<a href=\"https:\/\/github.com\/apollo008\/paeony\" target=\"_blank\" rel=\"nofollow noopener\">https:\/\/github.com\/apollo008\/paeony<\/a>\u00a0\u3002\u5b83\u8fbe\u5230\u7a33\u5b9a\u53ef\u9760\u7684\u4f01\u4e1a\u7ea7\u5e94\u7528\u6548\u679c\u3002\u5b83\u5728\u539f\u59cb\u5355\u7eafetcdv3-cpp-api\u57fa\u7840\u4e0a\uff0c\u5c01\u88c5\u4e86\u5f88\u591a\u9762\u5411\u8d1f\u8f7d\u5747\u8861\u548c\u8fde\u63a5\u91cd\u8bd5\u7684\u7279\u6027\u3002\u5b83\u5177\u6709\u4ee5\u4e0b\u4f18\u52bf\uff1a<\/p>\n<ol>\n<li>\u91cd\u8bd5\u673a\u5236: \u5f53etcd\u670d\u52a1\u7aef\u4e0d\u53ef\u8fde\u63a5\u6216\u7f51\u7edc\u51fa\u73b0\u95ee\u9898\u540e\uff0cPaeony\u5ba2\u6237\u7aef\u4f1a\u81ea\u52a8\u505a\u51fa\u5408\u7406\u65f6\u95f4\u95f4\u9694\u7684\u591a\u6b21\u8fde\u63a5\u91cd\u8bd5\uff0c\u5e76\u4e14\u517c\u987e\u91cd\u65b0\u8fde\u63a5\u7684\u8d1f\u8f7d\u5747\u8861\uff0c\u76f4\u5230\u518d\u6b21\u8fde\u63a5\u6210\u529f\u4e3a\u6b62\uff0c\u4fdd\u8bc1\u7cfb\u7edf\u4e0d\u56e0\u4e3a\u4e00\u4e2aetcd server\u8fde\u63a5\u4e0d\u53ef\u7528\u800c\u5b95\u673a\uff1b\u8fde\u63a5\u91cd\u8bd5\u8fc7\u7a0b\u540c\u6b65\u8f93\u51fa\u8be6\u7ec6\u65e5\u5fd7\uff0c\u5e2e\u52a9\u7528\u6237\u8fc5\u901f\u8ddf\u8e2a\u5b9a\u4f4dEtcd\u670d\u52a1\u8fde\u63a5\u72b6\u51b5\u5f02\u5e38\u539f\u56e0\uff0c\u4ee5\u5feb\u901f\u89e3\u51b3etcd\u670d\u52a1\u8fde\u63a5\u95ee\u9898\u3002\u6574\u4e2a\u91cd\u8fde\u8fc7\u7a0b\u7528\u6237\u65e0\u611f\u77e5\u3002<\/li>\n<li>\u8fde\u63a5\u72b6\u6001\u76d1\u63a7: Paeony\u521d\u59cb\u5316\u4e4b\u540e\u4f1a\u4e00\u76f4\u5bf9etcd\u8fde\u63a5\u8fdb\u884c\u76d1\u542c\uff0c\u4e00\u65e6\u53d1\u73b0\u8fde\u63a5\u72b6\u6001\u53d1\u751f\u53d8\u5316\u5c06\u4f1a\u4f5c\u51fa\u76f8\u5e94\u7684\u5904\u7406\u3002<\/li>\n<li>Etcd\u5ba2\u6237\u7aef\u8fde\u63a5\u5b9e\u4f8b\u7ba1\u7406:Paeony\u4f1a\u5bf9etcdv3\u5ba2\u6237\u7aef\u5230server\u96c6\u7fa4\u7684\u8fde\u63a5\u8fdb\u884c\u7ba1\u7406\uff0c\u5e76\u5728\u9700\u8981\u7684\u65f6\u5019\u91cd\u5efaetcd\u8fde\u63a5\u5b9e\u4f8b\uff0c\u4fdd\u8bc1\u4e0eetcd\u96c6\u7fa4\u8fde\u63a5\u7684\u53ef\u9760\u6027\u3002<\/li>\n<li>\u91c7\u7528\u4f5c\u8005\u5f00\u6e90\u6210\u719f\u7a33\u5b9a\u7684\u65e5\u5fd7\u7cfb\u7edf\u00a0<a href=\"https:\/\/github.com\/apollo008\/tulip-log\" target=\"_blank\" rel=\"nofollow noopener\">tulip-log<\/a>\u00a0, Github\u5730\u5740\uff1a<a href=\"https:\/\/github.com\/apollo008\/tulip-log\" target=\"_blank\" rel=\"nofollow noopener\">https:\/\/github.com\/apollo008\/tulip-log<\/a>\u00a0,\u540c\u6b65\u8f93\u51fa\u4e30\u5bcc\u7684etcdv3\u5ba2\u6237\u7aef\u64cd\u4f5c\u72b6\u6001\u548c\u8fde\u63a5\u72b6\u6001\u65e5\u5fd7\u4fe1\u606f\uff0c\u4fbf\u4e8e\u6392\u67e5\u7ebf\u4e0a\u95ee\u9898\u3002<\/li>\n<li>\u5bf9etcdv3 \u5ba2\u6237\u7aef\u7684watch\u548cleaseKeepAlive \u8fc7\u7a0b\u505a\u4e86\u5c24\u5176\u589e\u5f3a\u652f\u6301\uff0c\u4f7f\u5f97\u8be5etcdv3 \u5ba2\u6237\u7aef\u4e0d\u4f1a\u56e0\u4e3a\u67d0\u4e2aetcd server\u4e0d\u53ef\u7528\u6216\u7f51\u7edc\u6296\u52a8\u5bfc\u81f4watch\u5931\u6548\u6216\u5173\u952e\u5fc3\u8df3\u8282\u70b9\u4e22\u5931\u7b49\u4e25\u91cd\u95ee\u9898\u3002\u987d\u5f3a\u7a33\u5b9a\u5730\u652f\u6301\u9002\u7528\u5404\u79cd\u7f51\u7edc\u73af\u5883\u548cetcd servers \u8fde\u63a5\u5f02\u5e38\u72b6\u51b5\u7684watch \u548cleaseKeepAlive\u8868\u73b0\u3002<\/li>\n<li>\u5ba2\u6237\u7aef\u5168\u90e8\u63a5\u53e3\u90fd\u652f\u6301\u591a\u7ebf\u7a0b\u540c\u6b65\u8bbf\u95ee\uff0c\u4fdd\u8bc1\u591a\u7ebf\u7a0b\u64cd\u4f5c\u8bbf\u95ee\u4e0b\u7ed3\u679c\u4e5f\u80fd\u6b63\u786e\u53ef\u9760\u3002<\/li>\n<li>\u652f\u6301Etcdv3\u7248\u672c\u4e8b\u52a1Transaction\u64cd\u4f5c\u3002<\/li>\n<li>\u7ed3\u5408demo\u793a\u4f8b\uff1asrc\/paeony\/paeony\/core\/examples\/hello_paeony.cpp, \u63a5\u53e3\u8bbe\u8ba1\u4fbf\u6377\u6613\u7528\u3002<\/li>\n<\/ol>\n<h3 id=\"item-2\">\u57fa\u4e8ePaeony\u7684Etcd v3 c++ api\u57fa\u672c\u7528\u6cd5<\/h3>\n<p>\u9879\u76ee\u7684src\/paeony\/paeony\/core\/examples\u76ee\u5f55\u7ed9\u51fa\u4e86\u5e38\u7528\u7684etcdv3 client\u4f7f\u7528\u793a\u4f8b\u3002<\/p>\n<p>\u5177\u4f53\u6765\u8bf4\uff0cdemo\u4f7f\u7528\u5165\u53e3\u89c1 src\/paeony\/paeony\/core\/examples\/hello_paeony.cpp\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n<pre class=\"hljs reasonml\"><code>#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">\"paeony\/core\/examples\/paeony_demo.h\"<\/span>\r\n\r\nPAEONY_USE_NAMESPACE;\r\nSTD_USE_NAMESPACE;\r\n\r\n<span class=\"hljs-built_in\">int<\/span> main(<span class=\"hljs-built_in\">int<\/span> argc, <span class=\"hljs-built_in\">char<\/span>** argv) {\r\n    <span class=\"hljs-constructor\">TLOG_CONFIG(<span class=\"hljs-string\">\"logger.conf\"<\/span>)<\/span>;\r\n    <span class=\"hljs-constructor\">TLOG_DECLARE_AND_SETUP_LOGGER(HELLOPAEONY, MAIN)<\/span>;\r\n\r\n    EtcdDemoConnInfo info;\r\n    PaeonyDemo demo(info);\r\n\r\n    demo.<span class=\"hljs-constructor\">DemoEtcdv3ClientGetPut()<\/span>;\r\n    demo.<span class=\"hljs-constructor\">DemoEtcdv3Lease()<\/span>;\r\n    demo.<span class=\"hljs-constructor\">DemoEtcdv3Watch()<\/span>;\r\n    demo.<span class=\"hljs-constructor\">DemoEtcdv3Transaction()<\/span>;\r\n\r\n    <span class=\"hljs-constructor\">TLOG_LOG_FLUSH()<\/span>;\r\n    <span class=\"hljs-constructor\">TLOG_LOG_SHUTDOWN()<\/span>;\r\n\r\n    return <span class=\"hljs-number\">0<\/span>;\r\n}<\/code><\/pre>\n<p>\u5177\u4f53\u76844\u79cd\u4e3b\u8981\u7684Etcdv3 client \u63a5\u53e3Demo\u53c2\u8003\u6587\u4ef6\uff1asrc\/paeony\/paeony\/core\/examples\/paeony_demo.cpp<\/p>\n<ul>\n<li>\n<h4>Etcdv3Client\/Get\/Put<\/h4>\n<\/li>\n<\/ul>\n<pre class=\"hljs php\"><code><span class=\"hljs-comment\">\/**\r\n *<span class=\"hljs-doctag\">@brief<\/span>     Method to demo etcdv3 client and Get\/Put method\r\n *<span class=\"hljs-doctag\">@author<\/span>    dingbinthu@163.com\r\n *<span class=\"hljs-doctag\">@date<\/span>      2020\/12\/7, \u4e0a\u53481:14\r\n *\/<\/span>\r\n<span class=\"hljs-keyword\">void<\/span> PaeonyDemo::DemoEtcdv3ClientGetPut() {\r\n    Etcdv3ClientPtr client = std::make_shared&lt;Etcdv3Client&gt;(m_info.m_certificateContents,\r\n                                                            m_info.m_user,\r\n                                                            m_info.m_passwd,\r\n                                                            m_info.m_allEndpoints,\r\n                                                            time(<span class=\"hljs-literal\">NULL<\/span>),\r\n                                                            m_info.m_etctTestKey);\r\n\r\n    <span class=\"hljs-keyword\">try<\/span> {\r\n        <span class=\"hljs-keyword\">while<\/span> (<span class=\"hljs-literal\">true<\/span>) {\r\n            paeony::EtcdRangeResponse getResponse = client-&gt;Get(m_info.m_etctTestKey, <span class=\"hljs-literal\">true<\/span>, <span class=\"hljs-literal\">false<\/span>,\r\n                                                               <span class=\"hljs-literal\">false<\/span>, <span class=\"hljs-number\">0<\/span>, <span class=\"hljs-number\">3<\/span>,\r\n                                                               <span class=\"hljs-number\">2<\/span>, <span class=\"hljs-number\">50<\/span>);\r\n            <span class=\"hljs-keyword\">if<\/span> (getResponse.IsOk()) {\r\n                TLOG_LOG(INFO,<span class=\"hljs-string\">\"Successfully get, value=[%s].\"<\/span>,\r\n                (getResponse.m_rpcResp.kvs_size()&gt;<span class=\"hljs-number\">0<\/span>?getResponse.m_rpcResp.kvs(<span class=\"hljs-number\">0<\/span>).value().c_str(): <span class=\"hljs-string\">\"\"<\/span>) );\r\n            }\r\n            <span class=\"hljs-keyword\">else<\/span> {\r\n                TLOG_LOG(<span class=\"hljs-built_in\">ERROR<\/span>,<span class=\"hljs-string\">\"Failed to get,error_code is:[%d],operation failed,detail message:[%s]\"<\/span>,\r\n                                      getResponse.GetErrorCode(), getResponse.GetErrorMsg().c_str() );\r\n\r\n            }\r\n            EtcdPutResponse putResponse = client-&gt;Put(m_info.m_etctTestKey + <span class=\"hljs-string\">\"\/123\"<\/span>,<span class=\"hljs-string\">\"hello,paeony!!!\"<\/span>,\r\n                                                                                  <span class=\"hljs-number\">0<\/span>, <span class=\"hljs-literal\">false<\/span>, <span class=\"hljs-number\">5<\/span>, <span class=\"hljs-number\">2<\/span>, <span class=\"hljs-number\">50<\/span>);\r\n            <span class=\"hljs-keyword\">if<\/span> (putResponse.IsOk()) {\r\n                TLOG_LOG(INFO,<span class=\"hljs-string\">\"Successfully put key:[%s]\"<\/span>, m_info.m_etctTestKey.c_str());\r\n            }\r\n            <span class=\"hljs-keyword\">else<\/span> {\r\n                TLOG_LOG(<span class=\"hljs-built_in\">ERROR<\/span>,<span class=\"hljs-string\">\"Failed to put, error_code is:[%d],operation failed,detail message:[%s]\"<\/span>,\r\n                                       putResponse.GetErrorCode(),putResponse.GetErrorMsg().c_str() );\r\n            }\r\n            sleep(<span class=\"hljs-number\">3<\/span>);\r\n        }\r\n    }\r\n    <span class=\"hljs-keyword\">catch<\/span> (std::exception <span class=\"hljs-keyword\">const<\/span> &amp; ex)\r\n    {\r\n        TLOG_LOG(<span class=\"hljs-built_in\">ERROR<\/span>,<span class=\"hljs-string\">\"Communication problem,details:[%s]\"<\/span>, ex.what());\r\n    }\r\n}<\/code><\/pre>\n<ul>\n<li>\n<h4>Watch<\/h4>\n<\/li>\n<\/ul>\n<pre class=\"hljs pgsql\"><code><span class=\"hljs-comment\">\/**\r\n *@brief     Method used to demo Etcdv3 Watch interface\r\n *@author    dingbinthu@163.com\r\n *@date      2020\/12\/7, \u4e0a\u53481:15\r\n *\/<\/span>\r\n<span class=\"hljs-type\">void<\/span> PaeonyDemo::DemoEtcdv3Watch() {\r\n\r\n    Etcdv3ClientPtr client = std::make_shared&lt;Etcdv3Client&gt;(m_info.m_certificateContents,\r\n                                                            m_info.m_user,\r\n                                                            m_info.m_passwd,\r\n                                                            m_info.m_allEndpoints,\r\n                                                            <span class=\"hljs-type\">time<\/span>(<span class=\"hljs-keyword\">NULL<\/span>),\r\n                                                            m_info.m_etctTestKey);\r\n\r\n    string key = \"\/paeony\/TestWatch\";\r\n    client -&gt;Put(key,\"0\");\r\n\r\n    <span class=\"hljs-keyword\">function<\/span>&lt;<span class=\"hljs-type\">void<\/span>(EtcdWatchResponse)&gt; watchCallback = [](EtcdWatchResponse response) {\r\n        PaeonyDemo::_logger-&gt;Log(tulip::TLOG_LEVELNO_ERROR,__FILE__,__LINE__,__FUNCTION__,\r\n        \"got watch response, with response's events size:[%d] and if for the firstResponseCallback:[%s]\",\r\n        response.m_rpcResp.events_size(), (response.m_bFirstResponse ? \"true\":\"false\"));\r\n    };\r\n\r\n    vector&lt;WatchCreateRequest::FilterType&gt;  filtersVec;\r\n    EtcdWatchWorkerPtr watchWorker = make_shared&lt;EtcdWatchWorker&gt;(client,key,<span class=\"hljs-keyword\">true<\/span>,<span class=\"hljs-keyword\">true<\/span>,<span class=\"hljs-keyword\">true<\/span>,filtersVec,\r\n                                                                 watchCallback,<span class=\"hljs-number\">100<\/span>,<span class=\"hljs-number\">30<\/span>,<span class=\"hljs-number\">4<\/span> * <span class=\"hljs-number\">1024<\/span> * <span class=\"hljs-number\">1024<\/span>);\r\n\r\n    watchWorker-&gt;<span class=\"hljs-keyword\">Start<\/span>();\r\n    <span class=\"hljs-keyword\">while<\/span>(!watchWorker-&gt;IsStarted()){\r\n        TLOG_LOG(<span class=\"hljs-keyword\">INFO<\/span>, \"wait EtcdWatchWorker start...\");\r\n        usleep(<span class=\"hljs-number\">10<\/span>);\r\n    }\r\n\r\n    TLOG_LOG(<span class=\"hljs-keyword\">INFO<\/span>,\"EtcdWatchWorker started......\");\r\n    sleep(<span class=\"hljs-number\">180<\/span>);\r\n    TLOG_LOG(<span class=\"hljs-keyword\">INFO<\/span>, \"=======================now terminate EtcdWatchWorker...\");\r\n    watchWorker-&gt;Terminate();\r\n    TLOG_LOG(<span class=\"hljs-keyword\">INFO<\/span>,\"EtcdWatchWorker terminate, wait done\");\r\n    watchWorker-&gt;<span class=\"hljs-keyword\">Join<\/span>();\r\n    TLOG_LOG(<span class=\"hljs-keyword\">INFO<\/span>,\"EtcdWatchWorker done.\");\r\n    <span class=\"hljs-type\">int<\/span> remainTimeSecond = <span class=\"hljs-number\">10<\/span>;\r\n    <span class=\"hljs-type\">int<\/span> t = <span class=\"hljs-number\">0<\/span>;\r\n    <span class=\"hljs-keyword\">while<\/span> (remainTimeSecond - t * <span class=\"hljs-number\">2<\/span> &gt; <span class=\"hljs-number\">0<\/span>) {\r\n        TLOG_LOG(<span class=\"hljs-keyword\">INFO<\/span>,\"Wait 10 seconds to exit Function:[%s], remain [%d] second..\",\r\n        __FUNCTION__ , remainTimeSecond - t * <span class=\"hljs-number\">2<\/span>);\r\n        ++t;\r\n        sleep(<span class=\"hljs-number\">2<\/span>);\r\n    }\r\n    TLOG_LOG(<span class=\"hljs-keyword\">INFO<\/span>,\"now exit function:[%s]\", __FUNCTION__ );\r\n}<\/code><\/pre>\n<ul>\n<li>\n<h4>Lease<\/h4>\n<\/li>\n<\/ul>\n<pre class=\"hljs vbscript\"><code>\/**\r\n *@brief     Method used <span class=\"hljs-keyword\">to<\/span> demo Etcdv3 Lease interface\r\n *@author    dingbinthu@<span class=\"hljs-number\">163.<\/span>com\r\n *@date      <span class=\"hljs-number\">2020<\/span>\/<span class=\"hljs-number\">12<\/span>\/<span class=\"hljs-number\">7<\/span>, \u4e0a\u5348<span class=\"hljs-number\">1<\/span>:<span class=\"hljs-number\">15<\/span>\r\n *\/\r\nvoid PaeonyDemo::DemoEtcdv3Lease() {\r\n    Etcdv3ClientPtr client = std::make_shared&lt;Etcdv3Client&gt;(m_info.m_certificateContents,\r\n                                                            m_info.m_user,\r\n                                                            m_info.m_passwd,\r\n                                                            m_info.m_allEndpoints,\r\n                                                            <span class=\"hljs-built_in\">time<\/span>(<span class=\"hljs-literal\">NULL<\/span>),\r\n                                                            m_info.m_etctTestKey);\r\n    int64_t ttl = <span class=\"hljs-number\">60<\/span>;\r\n    EtcdLeaseGrantResponse lgr;\r\n    <span class=\"hljs-keyword\">do<\/span> {\r\n        lgr = client -&gt;LeaseGrant(ttl,<span class=\"hljs-number\">0<\/span>,<span class=\"hljs-number\">3<\/span>,<span class=\"hljs-number\">2<\/span>,<span class=\"hljs-number\">50<\/span>);\r\n        <span class=\"hljs-keyword\">if<\/span> (lgr.IsOk()) {\r\n            break;\r\n        }\r\n        <span class=\"hljs-keyword\">else<\/span> {\r\n        TLOG_<span class=\"hljs-built_in\">LOG<\/span>(<span class=\"hljs-keyword\">ERROR<\/span>,<span class=\"hljs-string\">\"Lease grant errCode:[%d],errMsg:[%s]\"<\/span>,\r\n                       lgr.GetErrorCode(),lgr.GetErrorMsg().c_str());\r\n        }\r\n        sleep(<span class=\"hljs-number\">1<\/span>);\r\n    } <span class=\"hljs-keyword\">while<\/span>(<span class=\"hljs-literal\">true<\/span>);\r\n\r\n    client -&gt;Put(<span class=\"hljs-string\">\"\/paeony\/TestLeaseKeepAlive\"<\/span>,<span class=\"hljs-string\">\"0\"<\/span>,lgr.m_rpcResp.id());\r\n\r\n    <span class=\"hljs-keyword\">function<\/span>&lt;void(LeaseGrantResponse)&gt; reLeaseGrantCallback = [client](LeaseGrantResponse <span class=\"hljs-built_in\">response<\/span>) {\r\n        time_t tm = <span class=\"hljs-built_in\">time<\/span>(<span class=\"hljs-literal\">NULL<\/span>);\r\n        ostringstream oss;\r\n        oss &lt;&lt;tm;\r\n        client -&gt;Put(<span class=\"hljs-string\">\"\/paeony\/TestLeaseKeepAlive\"<\/span>,oss.str(),<span class=\"hljs-built_in\">response<\/span>.id());\r\n        PaeonyDemo::_logger-&gt;<span class=\"hljs-built_in\">Log<\/span>(tulip::TLOG_LEVELNO_INFO,__FILE__,__LINE__,__FUNCTION__,\r\n                    <span class=\"hljs-string\">\"got reLeaseGrant response, with id:[%ld] and ttl:[%ld]\"<\/span>, <span class=\"hljs-built_in\">response<\/span>.id(),<span class=\"hljs-built_in\">response<\/span>.ttl());\r\n    };\r\n\r\n    EtcdLeaseKeepAliveWorkerPtr leaseKeepAliveWorker = make_shared&lt;EtcdLeaseKeepAliveWorker&gt; (client,\r\n               lgr.m_rpcResp.id(),lgr.m_rpcResp.ttl(),reLeaseGrantCallback,<span class=\"hljs-number\">100<\/span>,ttl + <span class=\"hljs-number\">2<\/span>,<span class=\"hljs-number\">2<\/span> * <span class=\"hljs-number\">1024<\/span> * <span class=\"hljs-number\">1024<\/span>);\r\n\r\n    leaseKeepAliveWorker-&gt;Start();\r\n    <span class=\"hljs-keyword\">while<\/span>(!leaseKeepAliveWorker-&gt;IsStarted()){\r\n        TLOG_<span class=\"hljs-built_in\">LOG<\/span>(INFO,<span class=\"hljs-string\">\"wait LeaseKeepAliveWorker start\"<\/span>);\r\n        usleep(<span class=\"hljs-number\">10<\/span>);\r\n    }\r\n    TLOG_<span class=\"hljs-built_in\">LOG<\/span>(INFO,<span class=\"hljs-string\">\"LeaseKeepAliveWorker started\"<\/span>);\r\n    sleep(<span class=\"hljs-number\">60<\/span> * <span class=\"hljs-number\">60<\/span>);\r\n\r\n    TLOG_<span class=\"hljs-built_in\">LOG<\/span>(INFO,<span class=\"hljs-string\">\"=======================now terminate LeaseKeepAliveWorker...\"<\/span>);\r\n    leaseKeepAliveWorker-&gt;Terminate();\r\n    TLOG_<span class=\"hljs-built_in\">LOG<\/span>(INFO,<span class=\"hljs-string\">\"LeaseKeepAliveWorker terminate, wait done\"<\/span>);\r\n    leaseKeepAliveWorker-&gt;<span class=\"hljs-built_in\">Join<\/span>();\r\n    TLOG_<span class=\"hljs-built_in\">LOG<\/span>(INFO,<span class=\"hljs-string\">\"LeaseKeepAliveWorker done.\"<\/span>);\r\n\r\n    int remainTimeSecond = <span class=\"hljs-number\">3<\/span> * <span class=\"hljs-number\">60<\/span>;\r\n    int t = <span class=\"hljs-number\">0<\/span>;\r\n    <span class=\"hljs-keyword\">while<\/span> (remainTimeSecond - t * <span class=\"hljs-number\">5<\/span> &gt; <span class=\"hljs-number\">0<\/span>) {\r\n        TLOG_<span class=\"hljs-built_in\">LOG<\/span>(INFO,<span class=\"hljs-string\">\"Wait 3 minute to exit Function:[%s], remain [%d] second...\"<\/span>,\r\n                                             __FUNCTION__,remainTimeSecond - t * <span class=\"hljs-number\">5<\/span>);\r\n        ++t;\r\n        sleep(<span class=\"hljs-number\">5<\/span>);\r\n    }\r\n    TLOG_<span class=\"hljs-built_in\">LOG<\/span>(INFO,<span class=\"hljs-string\">\"now exit function:[%s]\"<\/span>,__FUNCTION__);\r\n}<\/code><\/pre>\n<ul>\n<li>\n<h4>Transaction<\/h4>\n<\/li>\n<\/ul>\n<pre class=\"hljs dts\"><code><span class=\"hljs-comment\">\/**\r\n *@brief     Method used to demo Etcdv3 transaction interface\r\n *@author    dingbinthu@163.com\r\n *@date      2020\/12\/7, \u4e0a\u53481:15\r\n *\/<\/span>\r\nvoid PaeonyDemo::DemoEtcdv3Transaction() {\r\n    string key = <span class=\"hljs-string\">\"\/paeony\/TestTxn\"<\/span>;\r\n\r\n    Compare compare;\r\n    compare.set_result(etcdserverpb::Compare::CompareResult::Compare_CompareResult_EQUAL);\r\n    compare.set_target(etcdserverpb::Compare::CompareTarget::Compare_CompareTarget_VERSION);\r\n    compare.set_key(key);\r\n    compare.set_version(<span class=\"hljs-number\">0<\/span>);\r\n\r\n    TransactionRequestPtrVec successTxnRequestsVec;\r\n    TransactionRequestPtr put1 = \r\n                    make_shared<span class=\"hljs-params\">&lt;TransactionPutRequest&gt;<\/span>(Etcdv3Client::s_ConstructPutRequest(key,<span class=\"hljs-string\">\"1\"<\/span>));\r\n    successTxnRequestsVec.push_back(put1);\r\n    TransactionRequestPtr range1 = \r\n                    make_shared<span class=\"hljs-params\">&lt;TransactionRangeRequest&gt;<\/span>(Etcdv3Client::s_ConstructRangeRequest(key));\r\n    successTxnRequestsVec.push_back(range1);\r\n    TransactionRequestPtr put2 = \r\n                   make_shared<span class=\"hljs-params\">&lt;TransactionPutRequest&gt;<\/span>(Etcdv3Client::s_ConstructPutRequest(key + <span class=\"hljs-string\">\"1\"<\/span>,<span class=\"hljs-string\">\"2\"<\/span>));\r\n    successTxnRequestsVec.push_back(put2);\r\n    TransactionRequestPtr range2 = \r\n                   make_shared<span class=\"hljs-params\">&lt;TransactionRangeRequest&gt;<\/span>(Etcdv3Client::s_ConstructRangeRequest(key + <span class=\"hljs-string\">\"1\"<\/span>));\r\n    successTxnRequestsVec.push_back(range2);\r\n\r\n\r\n    TransactionRequestPtrVec  failureTxnRequestsVec;\r\n    TransactionRequestPtr put1_ = \r\n                       make_shared<span class=\"hljs-params\">&lt;TransactionPutRequest&gt;<\/span>(Etcdv3Client::s_ConstructPutRequest(key,<span class=\"hljs-string\">\"1_\"<\/span>));\r\n    failureTxnRequestsVec.push_back(put1_);\r\n    TransactionRequestPtr range1_ = \r\n                       make_shared<span class=\"hljs-params\">&lt;TransactionRangeRequest&gt;<\/span>(Etcdv3Client::s_ConstructRangeRequest(key));\r\n    failureTxnRequestsVec.push_back(range1_);\r\n    TransactionRequestPtr put2_ = \r\n                      make_shared<span class=\"hljs-params\">&lt;TransactionPutRequest&gt;<\/span>(Etcdv3Client::s_ConstructPutRequest(key+<span class=\"hljs-string\">\"2\"<\/span>,<span class=\"hljs-string\">\"2_\"<\/span>));\r\n    failureTxnRequestsVec.push_back(put2_);\r\n    TransactionRequestPtr range2_ = \r\n                      make_shared<span class=\"hljs-params\">&lt;TransactionRangeRequest&gt;<\/span>(Etcdv3Client::s_ConstructRangeRequest(key +<span class=\"hljs-string\">\"2\"<\/span>));\r\n    failureTxnRequestsVec.push_back(range2_);\r\n\r\n    Etcdv3ClientPtr client = std::make_shared<span class=\"hljs-params\">&lt;Etcdv3Client&gt;<\/span>(m_info.m_certificateContents,\r\n                                                            m_info.m_user,\r\n                                                            m_info.m_passwd,\r\n                                                            m_info.m_allEndpoints,\r\n                                                            time(NULL),\r\n                                                            m_info.m_etctTestKey);\r\n    EtcdTxnResponse txnResponse = \r\n                         client-&gt;Transaction(compare,successTxnRequestsVec,failureTxnRequestsVec,<span class=\"hljs-number\">8<\/span>,<span class=\"hljs-number\">3<\/span>,<span class=\"hljs-number\">50<\/span>);\r\n\r\n    if (txnResponse.IsOk()) {\r\n        TLOG_LOG(INFO, <span class=\"hljs-string\">\"Succeed in executing transaction operation whose txnResponse's succeeded is:[%s]\"<\/span>,\r\n                                                    (txnResponse.m_rpcResp.succeeded() ? <span class=\"hljs-string\">\"true\"<\/span>:<span class=\"hljs-string\">\"false\"<\/span>));\r\n    }\r\n    <span class=\"hljs-class\">else <\/span>{\r\n        TLOG_LOG(ERROR,<span class=\"hljs-string\">\"Failed to execute transaction operation with errorCode:[%d] and errorMsg:[%s]\"<\/span>,\r\n                                         txnResponse.GetErrorCode(), txnResponse.GetErrorMsg().c_str() );\r\n    }\r\n}<\/code><\/pre>\n<p>Tulip-log\u7684\u914d\u7f6e\u6587\u4ef6\u793a\u4f8b\u53c2\u8003\uff1asrc\/paeony\/paeony\/core\/examples\/logger.conf<\/p>\n<h3 id=\"item-3\">\u7f16\u8bd1\u548c\u5b89\u88c5<\/h3>\n<p>\u76ee\u524d\u652f\u6301\u7c7bUnix\u73af\u5883\u4e0b\u7f16\u8bd1\u5b89\u88c5\uff0cPaeony\u9879\u76ee\u4f9d\u8d56\u7684\u7b2c\u4e09\u65b9\u5e93\u6709\uff1a<\/p>\n<ul>\n<li>protobuf<\/li>\n<li>grpc<\/li>\n<li>openssl<\/li>\n<li>tulip-log<\/li>\n<\/ul>\n<p>\u7f16\u8bd1\u5b89\u88c5paeony\u4e4b\u524d\u5148\u8981\u5b89\u88c5\u4ee5\u4e0a4\u4e2a\u4f9d\u8d56\u5e93\u3002<\/p>\n<p>\u5177\u4f53\u7f16\u8bd1\u548c\u5b89\u88c5\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre class=\"hljs awk\"><code>git clone https:<span class=\"hljs-regexp\">\/\/gi<\/span>thub.com<span class=\"hljs-regexp\">\/apollo008\/<\/span>paeony.git paeony.git\r\ncd paeony.git\r\nvim CMakeLists.txt \u4fee\u6539\u7b2c<span class=\"hljs-number\">8<\/span>\u884c\uff1a\r\n\u539f\u6765\u662f\uff1aset(PAEONY_DEPEND_PREFIX_DIR <span class=\"hljs-regexp\">\/path\/<\/span>to<span class=\"hljs-regexp\">\/install\/<\/span>share)\r\n\u5c06<span class=\"hljs-regexp\">\/path\/<\/span>to<span class=\"hljs-regexp\">\/install\/<\/span>share \u66ff\u6362\u4e3a \u5b89\u88c5\u4e0a\u9762<span class=\"hljs-number\">4<\/span>\u4e2a\u76ee\u6807\u4f9d\u8d56\u5e93\u7684\u8def\u5f84\uff0c\u6bd4\u5982<span class=\"hljs-variable\">${HOME}<\/span>\/local,\u6ce8\u610f\u786e\u4fdd\u8be5\u8def\u5f84\u6709\u5199\u6743\u9650\u3002\r\n\u4fee\u6539\u4e4b\u540e\u540e\u7eed\u4e0d\u8981\u518d\u6539\u53d8\u8be5\u8def\u5f84\u3002\r\n\r\nmkdir build-dir\r\ncd build-dir\r\n<span class=\"hljs-comment\">#\u5b89\u88c5\u4f9d\u8d56<\/span>\r\ncmake -DENABLE_BUILD_SHARE=ON ..\/src\r\n\u6267\u884c\u5b8c\u4ee5\u4e0a\u8fd9\u4e00\u6b65\u5373\u53ef\u5b8c\u6210\u4f9d\u8d56\u5e93\u3002\u6ce8\u610f\u4e0d\u9700\u8981\u518d\u6267\u884cmake \u548cmake install\u4e86\u3002\r\n\r\n\u63a5\u4e0b\u6765\u5b89\u88c5paeony\r\n<span class=\"hljs-comment\">#\u5b89\u88c5paeony<\/span>\r\n\u9996\u5148\u4fdd\u6301\u6839\u76ee\u5f55\u4e0bCMakeLists.txt\u7b2c<span class=\"hljs-number\">8<\/span>\u884c\u4fee\u6539\u7684\u5185\u5bb9\u4e0d\u518d\u6539\u53d8\uff1b\r\ncd build-dir\r\nrm -rf *\r\ncmake -DCMAKE_INSTALL_PREFIX=<span class=\"hljs-regexp\">\/path\/<\/span>to<span class=\"hljs-regexp\">\/install  ..\/<\/span>src\r\nmake -j10\r\nmake install\r\n<\/code><\/pre>\n<p>\u6267\u884c\u5b8c\u4ee5\u4e0a\uff0c\u5373\u53ef\u5728\/path\/to\/install\u76ee\u5f55\u4e0b\u751f\u6210bin\u3001lib\u3001include3\u4e2a\u76ee\u5f55\u3002\u5176\u4e2dlib\u76ee\u5f55\u662flibpaeony.so; bin\u76ee\u5f55\u4e0b\u662fhello_paeony\u53ef\u6267\u884c\u7a0b\u5e8f\uff1b include\u76ee\u5f55\u662fpaeony\u5e93\u7684\u5934\u6587\u4ef6\u3002<\/p>\n<p>\u6ce8\u610f\uff1a\u8fd0\u884cdemo\u7a0b\u5e8fhello_paeony\u65f6\uff0c\u9700\u8981\u5728\u5f53\u524d\u76ee\u5f55\u653e\u7f6etulip-log\u7684\u65e5\u5fd7\u914d\u7f6e\u6587\u4ef6logger.conf \uff0c\u540c\u65f6\u8be5\u76ee\u5f55\u4e0b\u8981\u5df2\u7ecf\u521b\u5efa\u597dlogs \u76ee\u5f55\u4f9b\u8f93\u51fa\u6587\u4ef6\u540d\u6eda\u52a8\u7684\u65e5\u5fd7\u6587\u4ef6\u3002<\/p>\n<h3 id=\"item-4\">\u5176\u5b83<\/h3>\n<p>\u76f8\u5173\u7ec6\u8282\u6216\u5176\u5b83\u672a\u5c3d\u4e8b\u5b9c\uff0c\u53ef\u8054\u7cfb dingbinthu@163.com \u63a2\u8ba8\u54a8\u8be2\u3002<\/p>\n<\/article>\n<div class=\"d-flex flex-wrap align-items-center \">\n<div class=\"m-n1\"><a class=\"m-1 badge-tag\" href=\"https:\/\/segmentfault.com\/t\/etcd\">etcd<\/a><a class=\"m-1 badge-tag\" href=\"https:\/\/segmentfault.com\/t\/c%2B%2B\">c++<\/a><a class=\"m-1 badge-tag\" href=\"https:\/\/segmentfault.com\/t\/api\">api<\/a><a class=\"m-1 badge-tag\" href=\"https:\/\/segmentfault.com\/t\/grpc\">grpc<\/a><a class=\"m-1 badge-tag\" href=\"https:\/\/segmentfault.com\/t\/watch\">watch<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u539f\u6587\u5730\u5740 &nbsp; apollo00<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[118],"class_list":["post-5386","post","type-post","status-publish","format-standard","hentry","tag-02-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/5386","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=5386"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/5386\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=5386"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=5386"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=5386"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}