{"id":119311,"date":"2026-10-29T10:17:03","date_gmt":"2026-10-29T02:17:03","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/119311.html"},"modified":"2026-10-29T10:17:03","modified_gmt":"2026-10-29T02:17:03","slug":"brpc-%e6%90%ad%e5%bb%ba%e7%ae%80%e5%8d%95-rpc-%e6%9c%8d%e5%8a%a1%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/119311.html","title":{"rendered":"BRpc \u642d\u5efa\u7b80\u5355 rpc \u670d\u52a1\u5668"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/10\/20261029021702-6ae2ac9e3798c.gif\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p> &#x1f4da; \u7cfb\u5217&#xff1a;C&#043;&#043; \u5de5\u7a0b\u5b9e\u8df5 \u7b2c 09 \u7bc7 \u23f1 \u9605\u8bfb\u7ea6 12 \u5206\u949f <\/p>\n<p>&#x1f4cc; \u4e00\u53e5\u8bdd\u603b\u7ed3<\/p>\n<p>\u672c\u6587\u4ece\u4e00\u4efd .proto \u5199\u8d77&#xff0c;\u8dd1\u901a brpc \u7684\u5b8c\u6574\u95ed\u73af&#xff1a;\u2460 \u5b9a\u4e49 EchoService \u5e76\u8d77\u670d\u52a1\u7aef&#xff1b;\u2461 \u540c\u6b65\u5ba2\u6237\u7aef\u4e00\u4e2a stub.Echo \u62ff\u7ed3\u679c&#xff1b;\u2462 \u5f02\u6b65\u5ba2\u6237\u7aef\u7528 done \u56de\u8c03\u6536\u7ed3\u679c&#xff1b;\u2463 \u540c\u4e00\u4e2a\u7aef\u53e3\u518d\u7528 HTTP \u8bbf\u95ee\u4e00\u6b21\u3002<\/p>\n<\/p>\n<h4>\u6587\u7ae0\u76ee\u5f55<\/h4>\n<ul>\n<li>\n<ul>\n<li>1. BRpc \u662f\u4ec0\u4e48&#xff1a;\u4e00\u4e2a\u7aef\u53e3\u3001\u4e09\u79cd\u8c03\u7528<\/li>\n<li>2. \u5148\u5b9a proto&#xff1a;\u4e24\u4e2a message \u4e00\u4e2a service&#xff0c;\u751f\u6210 Stub \u548c\u57fa\u7c7b<\/li>\n<li>3. \u5b9e\u73b0 Service&#xff1a;done \u662f\u552f\u4e00\u9700\u8981\u4f60\u8d1f\u8d23\u7684\u53c2\u6570<\/li>\n<li>4. \u8d77\u670d\u52a1\u7aef&#xff1a;AddService\u3001Start\u3001RunUntilAskedToQuit<\/li>\n<li>5. \u540c\u6b65\u5ba2\u6237\u7aef&#xff1a;\u7b2c 4 \u4e2a\u53c2\u6570\u4f20 NULL<\/li>\n<li>6. \u5f02\u6b65\u5ba2\u6237\u7aef&#xff1a;done \u4e00\u54cd&#xff0c;\u56de\u8c03\u91cc\u6536\u5c3e<\/li>\n<li>7. \u4e00\u4e2a\u7aef\u53e3\u4e24\u79cd\u534f\u8bae&#xff1a;\u540c\u4e00\u4efd Echo&#xff0c;HTTP \u4e5f\u80fd\u8c03<\/li>\n<li>8. \u6784\u5efa\u4e0e\u8e29\u5751&#xff1a;Makefile \u4e94\u6761\u94fe\u63a5\u53c2\u6570 &#043; \u516b\u4e2a\u9ad8\u9891\u5751<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>1. BRpc \u662f\u4ec0\u4e48&#xff1a;\u4e00\u4e2a\u7aef\u53e3\u3001\u4e09\u79cd\u8c03\u7528<\/h3>\n<p>BRpc \u662f C&#043;&#043; \u7684\u5de5\u4e1a\u7ea7 RPC \u6846\u67b6&#xff0c;\u672c\u7bc7\u53ea\u7528\u5b83\u56db\u4e2a\u89d2\u8272&#xff1a;Server\u3001Service\u3001Channel\u3001Controller\u3002 RPC \u7684\u76ee\u6807\u5f88\u6734\u7d20\u2014\u2014\u8ba9\u8c03\u7528\u8fdc\u7a0b\u670d\u52a1\u50cf\u8c03\u7528\u672c\u5730\u51fd\u6570&#xff0c;\u5e8f\u5217\u5316\u3001\u7f51\u7edc\u3001\u8d85\u65f6\u91cd\u8bd5\u90fd\u7531\u6846\u67b6\u541e\u6389\u3002<\/p>\n<p>\u5148\u8ba4\u8bc6\u8fd9\u516d\u4e2a\u540d\u8bcd&#xff0c;\u540e\u9762\u4ee3\u7801\u91cc\u51fa\u73b0\u4ec0\u4e48\u90fd\u4e0d\u4f1a\u614c&#xff1a;<\/p>\n<table>\n<tr>\u89d2\u8272\u662f\u4ec0\u4e48\u8c01\u521b\u5efa<\/tr>\n<tbody>\n<tr>\n<td>.proto \u91cc\u7684 message<\/td>\n<td>\u8bf7\u6c42\/\u54cd\u5e94\u7684\u6570\u636e\u7ed3\u6784<\/td>\n<td>\u4f60\u5199&#xff0c;protoc \u751f\u6210 C&#043;&#043; \u7c7b<\/td>\n<\/tr>\n<tr>\n<td>service<\/td>\n<td>\u4e00\u7ec4 RPC \u65b9\u6cd5\u7684\u58f0\u660e<\/td>\n<td>\u4f60\u5199&#xff0c;protoc \u751f\u6210\u57fa\u7c7b\u548c Stub<\/td>\n<\/tr>\n<tr>\n<td>brpc::Server<\/td>\n<td>\u670d\u52a1\u7aef\u5bb9\u5668<\/td>\n<td>\u4f60\u5728 main \u91cc\u521b\u5efa<\/td>\n<\/tr>\n<tr>\n<td>Service \u5b50\u7c7b<\/td>\n<td>\u4f60\u5b9e\u73b0\u7684\u4e1a\u52a1\u903b\u8f91<\/td>\n<td>\u4f60\u5199\u7c7b&#xff0c;AddService \u6ce8\u518c<\/td>\n<\/tr>\n<tr>\n<td>brpc::Channel<\/td>\n<td>\u5ba2\u6237\u7aef\u5230\u670d\u52a1\u7aef\u7684\u4e00\u6761\u8fde\u63a5<\/td>\n<td>\u5ba2\u6237\u7aef Init<\/td>\n<\/tr>\n<tr>\n<td>brpc::Controller<\/td>\n<td>\u4e00\u6b21\u8c03\u7528\u7684\u4e0a\u4e0b\u6587&#xff08;\u8d85\u65f6\u3001\u9519\u8bef&#xff09;<\/td>\n<td>\u6bcf\u6b21\u8c03\u7528\u521b\u5efa<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5b83\u6700\u5b9e\u7528\u7684\u4e09\u4e2a\u7279\u6027&#xff1a;\u4e00\u4e2a\u7aef\u53e3\u8dd1 RPC &#043; HTTP\u3001\u540c\u6b65\/\u5f02\u6b65\/\u534a\u540c\u6b65\u90fd\u652f\u6301\u3001\u81ea\u5e26 \/status \u8c03\u8bd5\u9875\u3002\u672c\u6587\u53ea\u8bb2\u539f\u751f\u7528\u6cd5&#xff0c;\u4e8c\u6b21\u5c01\u88c5\u653e\u5230\u4e0b\u4e00\u7bc7\u3002<\/p>\n<p>\u5148\u628a\u73af\u5883\u88c5\u597d&#xff08;\u6e90\u7801\u7f16\u8bd1&#xff0c;\u9996\u6b21\u5927\u7ea6 5~10 \u5206\u949f&#xff09;&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> <span class=\"token function\">apt-get<\/span> <span class=\"token function\">install<\/span> <span class=\"token parameter variable\">-y<\/span> <span class=\"token function\">git<\/span> g&#043;&#043; <span class=\"token function\">make<\/span> libssl-dev libprotobuf-dev <span class=\"token punctuation\">\\\\<\/span><br \/>\n    libprotoc-dev protobuf-compiler libleveldb-dev<br \/>\n<span class=\"token function\">git<\/span> clone https:\/\/github.com\/apache\/brpc.git <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token builtin class-name\">cd<\/span> brpc <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token function\">mkdir<\/span> build <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token builtin class-name\">cd<\/span> build<br \/>\ncmake <span class=\"token parameter variable\">-DCMAKE_INSTALL_PREFIX<\/span><span class=\"token operator\">&#061;<\/span>\/usr <span class=\"token punctuation\">..<\/span> <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token function\">make<\/span> <span class=\"token parameter variable\">-j6<\/span> <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token function\">sudo<\/span> <span class=\"token function\">make<\/span> <span class=\"token function\">install<\/span><\/p>\n<p>\u88c5\u5b8c protoc\u3001libbrpc\u3001libprotobuf \u90fd\u53ef\u7528&#xff0c;\u4e0b\u9762\u56db\u4e2a\u6587\u4ef6\u653e\u5728\u540c\u4e00\u76ee\u5f55\u5373\u53ef\u7f16\u8bd1\u3002<\/p>\n<p>\u4e0a\u624b\u6210\u672c\u8981\u6709\u5fc3\u7406\u51c6\u5907&#xff1a;brpc \u4e0d\u662f header-only&#xff0c;\u5b83\u4f9d\u8d56 protobuf\u3001gflags\u3001leveldb\u3001openssl \u8fd9\u4e00\u4e32\u5e93&#xff0c;\u7b2c\u4e00\u6b21\u6e90\u7801\u7f16\u8bd1\u8981\u7b49\u51e0\u5206\u949f&#xff1b;\u4f46\u88c5\u597d\u4e4b\u540e&#xff0c;\u540c\u4e00\u4efd\u4ee3\u7801\u65e2\u80fd\u5f53 RPC \u670d\u52a1&#xff0c;\u53c8\u80fd\u5f53 HTTP \u670d\u52a1&#xff0c;\u540e\u9762\u52a0\u670d\u52a1\u53ea\u9700\u8981\u65b0\u589e .proto \u548c\u5b9e\u73b0\u7c7b&#xff0c;\u4e0d\u7528\u518d\u52a8\u7f51\u7edc\u5c42\u3002<\/p>\n<h3>2. \u5148\u5b9a proto&#xff1a;\u4e24\u4e2a message \u4e00\u4e2a service&#xff0c;\u751f\u6210 Stub \u548c\u57fa\u7c7b<\/h3>\n<p>option cc_generic_services &#061; true; \u662f brpc \u80fd\u751f\u6210 Service\/Stub \u7684\u5f00\u5173&#xff0c;\u6f0f\u4e86\u5b83\u540e\u9762\u5168\u662f\u7f16\u8bd1\u9519\u8bef\u3002 \u65b0\u5efa main.proto&#xff1a;<\/p>\n<p>syntax &#061; &#034;proto3&#034;;<\/p>\n<p>package example;<\/p>\n<p>\/\/ \u751f\u6210 C&#043;&#043; \u670d\u52a1\u57fa\u7c7b&#xff0c;\u5fc5\u987b\u6253\u5f00<br \/>\noption cc_generic_services &#061; true;<\/p>\n<p>message EchoRequest {<br \/>\n  string message &#061; 1;<br \/>\n}<\/p>\n<p>message EchoResponse {<br \/>\n  string message &#061; 1;<br \/>\n}<\/p>\n<p>\/\/ \u5b9a\u4e49\u4e00\u4e2a RPC \u65b9\u6cd5&#xff1a;Echo<br \/>\nservice EchoService {<br \/>\n  rpc Echo(EchoRequest) returns (EchoResponse);<br \/>\n}<\/p>\n<p>\u76ee\u5f55\u91cc\u4e00\u5171\u56db\u4e2a\u6587\u4ef6&#xff0c;make \u4f1a\u5148\u751f\u6210 main.pb.* \u518d\u7f16\u8bd1&#xff1a;<\/p>\n<p>brpc-demo\/<br \/>\n\u251c\u2500\u2500 main.proto<br \/>\n\u251c\u2500\u2500 brpc_server.cc<br \/>\n\u251c\u2500\u2500 brpc_client.cc<br \/>\n\u251c\u2500\u2500 brpc_client_async.cc<br \/>\n\u2514\u2500\u2500 makefile<\/p>\n<p>\u6267\u884c protoc &#8211;cpp_out&#061;. main.proto \u540e\u5f97\u5230\u4e24\u7c7b\u4e1c\u897f&#xff1a;<\/p>\n<table>\n<tr>\u751f\u6210\u7269\u5185\u5bb9\u8c01\u7528<\/tr>\n<tbody>\n<tr>\n<td>main.pb.h \/ main.pb.cc<\/td>\n<td>\u6d88\u606f\u7c7b &#043; EchoService \u57fa\u7c7b &#043; EchoService_Stub<\/td>\n<td>\u670d\u52a1\u7aef\u3001\u5ba2\u6237\u7aef\u90fd\u8981<\/td>\n<\/tr>\n<tr>\n<td>EchoService&#xff08;\u865a\u57fa\u7c7b&#xff09;<\/td>\n<td>\u7eaf\u865a\u65b9\u6cd5 Echo(&#8230;)&#xff0c;\u670d\u52a1\u7aef\u7ee7\u627f\u5b83<\/td>\n<td>\u670d\u52a1\u7aef<\/td>\n<\/tr>\n<tr>\n<td>EchoService_Stub<\/td>\n<td>\u5e26 Channel \u7684\u8c03\u7528\u4ee3\u7406&#xff0c;\u5ba2\u6237\u7aef\u76f4\u63a5 .Echo(&#8230;)<\/td>\n<td>\u5ba2\u6237\u7aef<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u26a0\ufe0f \u751f\u6210\u7269\u4e0d\u8981\u63d0\u4ea4\u3001\u4e0d\u8981\u624b\u6539<\/p>\n<p>main.pb.cc \/ main.pb.h \u7531 .proto \u6bcf\u6b21\u751f\u6210&#xff0c;\u5165\u5e93\u5b58\u4e00\u4efd\u53ea\u4f1a\u5236\u9020\u51b2\u7a81&#xff1b;\u6539\u63a5\u53e3\u6c38\u8fdc\u6539 .proto&#xff0c;\u8ba9 Makefile \u91cd\u65b0\u751f\u6210\u3002<\/p>\n<h3>3. \u5b9e\u73b0 Service&#xff1a;done \u662f\u552f\u4e00\u9700\u8981\u4f60\u8d1f\u8d23\u7684\u53c2\u6570<\/h3>\n<p>\u56db\u4e2a\u53c2\u6570\u91cc request \u53ea\u8bfb\u3001response \u4f60\u586b\u3001done \u5fc5\u987b Run \u4e00\u6b21\u2014\u2014ClosureGuard \u8ba9\u5b83\u81ea\u52a8 Run\u3002<\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;brpc\/server.h&gt;<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;main.pb.h&#034;<\/span><\/span><\/p>\n<p><span class=\"token keyword\">namespace<\/span> example <span class=\"token punctuation\">{<\/span><\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">EchoServiceImpl<\/span> <span class=\"token operator\">:<\/span> <span class=\"token base-clause\"><span class=\"token keyword\">public<\/span> <span class=\"token class-name\">EchoService<\/span><\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Echo<\/span><span class=\"token punctuation\">(<\/span>google<span class=\"token double-colon punctuation\">::<\/span>protobuf<span class=\"token double-colon punctuation\">::<\/span>RpcController<span class=\"token operator\">*<\/span> cntl_base<span class=\"token punctuation\">,<\/span><br \/>\n              <span class=\"token keyword\">const<\/span> EchoRequest<span class=\"token operator\">*<\/span> request<span class=\"token punctuation\">,<\/span><br \/>\n              EchoResponse<span class=\"token operator\">*<\/span> response<span class=\"token punctuation\">,<\/span><br \/>\n              google<span class=\"token double-colon punctuation\">::<\/span>protobuf<span class=\"token double-colon punctuation\">::<\/span>Closure<span class=\"token operator\">*<\/span> done<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">override<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u79bb\u5f00\u4f5c\u7528\u57df\u81ea\u52a8 done-&gt;Run()&#xff0c;\u6210\u529f\u5931\u8d25\u90fd\u4e0d\u4f1a\u6f0f<\/span><br \/>\n        brpc<span class=\"token double-colon punctuation\">::<\/span>ClosureGuard <span class=\"token function\">done_guard<\/span><span class=\"token punctuation\">(<\/span>done<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ response \u7531\u6846\u67b6\u521b\u5efa&#xff0c;\u8fd9\u91cc\u53ea\u8d1f\u8d23\u586b\u5145<\/span><br \/>\n        response<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">set_message<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;echo: &#034;<\/span> <span class=\"token operator\">&#043;<\/span> request<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">message<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span>  <span class=\"token comment\">\/\/ namespace example<\/span><\/p>\n<table>\n<tr>\u53c2\u6570\u8c01\u8d1f\u8d23\u8bf4\u660e<\/tr>\n<tbody>\n<tr>\n<td>cntl_base<\/td>\n<td>\u6846\u67b6<\/td>\n<td>\u9700\u8981\u8bfb\u8d85\u65f6\/\u9519\u8bef\u65f6 static_cast&lt;brpc::Controller*&gt;<\/td>\n<\/tr>\n<tr>\n<td>request<\/td>\n<td>\u6846\u67b6&#xff08;\u53ea\u8bfb&#xff09;<\/td>\n<td>\u4e0d\u8981\u6539\u5b83&#xff0c;\u4e5f\u4e0d\u8981\u4fdd\u5b58\u6307\u9488\u5230\u56de\u8c03\u5916<\/td>\n<\/tr>\n<tr>\n<td>response<\/td>\n<td>\u4f60<\/td>\n<td>\u6846\u67b6\u5df2\u521b\u5efa&#xff0c;\u586b\u5b57\u6bb5\u5373\u53ef&#xff1b;required \u6ca1\u586b\u4f1a\u5931\u8d25<\/td>\n<\/tr>\n<tr>\n<td>done<\/td>\n<td>\u4f60&#xff08;Run \u4e00\u6b21&#xff09;<\/td>\n<td>ClosureGuard \u515c\u5e95&#xff0c;\u5f02\u5e38\u8def\u5f84\u4e5f\u4e0d\u4f1a\u6f0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8fd8\u6709\u4e00\u4e2a\u5bb9\u6613\u88ab\u5ffd\u7565\u7684\u534f\u8bae\u7ec6\u8282&#xff1a;proto3 \u7684\u6807\u91cf\u5b57\u6bb5\u9ed8\u8ba4\u6ca1\u6709\u300c\u662f\u5426\u8bbe\u7f6e\u300d\u7684\u8bed\u4e49&#xff0c;int32&#061;0 \u548c\u300c\u6ca1\u8d4b\u503c\u300d\u5728\u5e8f\u5217\u5316\u540e\u65e0\u6cd5\u533a\u5206\u3002\u5982\u679c\u4f60\u7684\u63a5\u53e3\u9700\u8981\u533a\u5206\u8fd9\u4e24\u79cd\u60c5\u51b5&#xff0c;\u7528 optional&#xff08;protobuf 3.15&#043;&#xff09;\u6216 wrapper \u7c7b\u578b&#xff0c;\u522b\u7528 -1 \u8fd9\u7c7b\u9b54\u6cd5\u503c\u515c\u5e95\u3002<\/p>\n<h3>4. \u8d77\u670d\u52a1\u7aef&#xff1a;AddService\u3001Start\u3001RunUntilAskedToQuit<\/h3>\n<p>\u4e09\u884c\u8d77\u670d\u52a1&#xff1a;AddService \u6ce8\u518c\u3001Start \u76d1\u542c\u3001RunUntilAskedToQuit \u963b\u585e&#xff1b;SERVER_DOESNT_OWN_SERVICE \u8868\u793a service \u5bf9\u8c61\u751f\u547d\u5468\u671f\u4f60\u81ea\u5df1\u7ba1\u3002<\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;gflags\/gflags.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;brpc\/server.h&gt;<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;iostream&gt;<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;main.pb.h&#034;<\/span><\/span><\/p>\n<p><span class=\"token function\">DEFINE_int32<\/span><span class=\"token punctuation\">(<\/span>listen_port<span class=\"token punctuation\">,<\/span> <span class=\"token number\">8000<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u76d1\u542c\u7aef\u53e3&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">DEFINE_int32<\/span><span class=\"token punctuation\">(<\/span>thread_count<span class=\"token punctuation\">,<\/span> <span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u5de5\u4f5c\u7ebf\u7a0b\u6570&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> argc<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span> argv<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    google<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">ParseCommandLineFlags<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>argc<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>argv<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    brpc<span class=\"token double-colon punctuation\">::<\/span>Server server<span class=\"token punctuation\">;<\/span><br \/>\n    example<span class=\"token double-colon punctuation\">::<\/span>EchoServiceImpl svc<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>server<span class=\"token punctuation\">.<\/span><span class=\"token function\">AddService<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>svc<span class=\"token punctuation\">,<\/span> brpc<span class=\"token double-colon punctuation\">::<\/span>SERVER_DOESNT_OWN_SERVICE<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">!&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token double-colon punctuation\">::<\/span>cerr <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;AddService failed&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    brpc<span class=\"token double-colon punctuation\">::<\/span>ServerOptions options<span class=\"token punctuation\">;<\/span><br \/>\n    options<span class=\"token punctuation\">.<\/span>num_threads <span class=\"token operator\">&#061;<\/span> FLAGS_thread_count<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>server<span class=\"token punctuation\">.<\/span><span class=\"token function\">Start<\/span><span class=\"token punctuation\">(<\/span>FLAGS_listen_port<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>options<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">!&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token double-colon punctuation\">::<\/span>cerr <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;Start failed&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    server<span class=\"token punctuation\">.<\/span><span class=\"token function\">RunUntilAskedToQuit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/ \u963b\u585e\u5230 Ctrl&#043;C<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<table>\n<tr>ServerOptions \/ \u8c03\u7528\u8bf4\u660e<\/tr>\n<tbody>\n<tr>\n<td>num_threads<\/td>\n<td>\u9ed8\u8ba4\u7b49\u4e8e CPU \u6838\u6570&#xff0c;\u538b\u6d4b\u65f6\u6309\u4e1a\u52a1\u8c03<\/td>\n<\/tr>\n<tr>\n<td>idle_timeout_sec<\/td>\n<td>\u7a7a\u95f2\u8fde\u63a5\u591a\u4e45\u65ad\u5f00&#xff0c;-1 \u8868\u793a\u4e0d\u65ad<\/td>\n<\/tr>\n<tr>\n<td>SERVER_DOESNT_OWN_SERVICE<\/td>\n<td>\u670d\u52a1\u5bf9\u8c61\u5728\u6808\u4e0a&#xff0c;\u670d\u52a1\u5668\u4e0d\u8981\u5e2e\u5fd9 delete&#xff1b;\u53cd\u4e4b\u4f1a\u4e8c\u6b21\u91ca\u653e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u542f\u52a8\u6210\u529f\u7684\u65e5\u5fd7\u5927\u81f4\u957f\u8fd9\u6837&#xff08;\u524d\u4e24\u884c\u662f brpc \u81ea\u5df1\u7684\u65e5\u5fd7&#xff09;&#xff1a;<\/p>\n<p>I&#8230; brpc\/server.cpp] Server[EchoServiceImpl] is serving on port&#061;8000.<br \/>\nI&#8230; brpc\/server.cpp] Check out http:\/\/127.0.0.1:8000 in web browser.<\/p>\n<h3>5. \u540c\u6b65\u5ba2\u6237\u7aef&#xff1a;\u7b2c 4 \u4e2a\u53c2\u6570\u4f20 NULL<\/h3>\n<p>stub.Echo(&amp;cntl, &amp;req, &amp;rsp, nullptr) \u7684 done \u4e3a nullptr \u5c31\u662f\u540c\u6b65&#xff1a;\u963b\u585e\u5230\u54cd\u5e94\u6216\u9519\u8bef\u3002<\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;brpc\/channel.h&gt;<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;iostream&gt;<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;main.pb.h&#034;<\/span><\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    brpc<span class=\"token double-colon punctuation\">::<\/span>Channel channel<span class=\"token punctuation\">;<\/span><br \/>\n    brpc<span class=\"token double-colon punctuation\">::<\/span>ChannelOptions options<span class=\"token punctuation\">;<\/span><br \/>\n    options<span class=\"token punctuation\">.<\/span>protocol <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;baidu_std&#034;<\/span><span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/ \u9ed8\u8ba4\u534f\u8bae<\/span><br \/>\n    options<span class=\"token punctuation\">.<\/span>timeout_ms <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">500<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    options<span class=\"token punctuation\">.<\/span>max_retry <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">3<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">Init<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;127.0.0.1:8000&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>options<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">!&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token double-colon punctuation\">::<\/span>cerr <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;channel init failed&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    example<span class=\"token double-colon punctuation\">::<\/span>EchoService_Stub <span class=\"token function\">stub<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>channel<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    example<span class=\"token double-colon punctuation\">::<\/span>EchoRequest req<span class=\"token punctuation\">;<\/span><br \/>\n    example<span class=\"token double-colon punctuation\">::<\/span>EchoResponse rsp<span class=\"token punctuation\">;<\/span><br \/>\n    brpc<span class=\"token double-colon punctuation\">::<\/span>Controller cntl<span class=\"token punctuation\">;<\/span><br \/>\n    req<span class=\"token punctuation\">.<\/span><span class=\"token function\">set_message<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;hello brpc&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ done &#061; nullptr&#xff1a;\u540c\u6b65\u963b\u585e<\/span><br \/>\n    stub<span class=\"token punctuation\">.<\/span><span class=\"token function\">Echo<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>cntl<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>req<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>rsp<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>cntl<span class=\"token punctuation\">.<\/span><span class=\"token function\">Failed<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token double-colon punctuation\">::<\/span>cerr <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;rpc failed: &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> cntl<span class=\"token punctuation\">.<\/span><span class=\"token function\">ErrorText<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> rsp<span class=\"token punctuation\">.<\/span><span class=\"token function\">message<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8fd0\u884c\u540e\u8f93\u51fa&#xff1a;<\/p>\n<p>echo: hello brpc<\/p>\n<p>\u26a0\ufe0f \u8d85\u65f6\u522b\u7528\u9ed8\u8ba4\u503c\u515c\u5e95<\/p>\n<p>timeout_ms \u9ed8\u8ba4 500ms&#xff0c;\u538b\u6d4b\u6216\u8de8\u673a\u623f\u5f88\u5bb9\u6613\u8bef\u5224\u5931\u8d25&#xff1b;\u6309\u63a5\u53e3\u7684 P99 \u518d\u52a0\u4f59\u91cf&#xff0c;\u522b\u4e00\u4e2a\u503c\u8d70\u5929\u4e0b\u3002<\/p>\n<h3>6. \u5f02\u6b65\u5ba2\u6237\u7aef&#xff1a;done \u4e00\u54cd&#xff0c;\u56de\u8c03\u91cc\u6536\u5c3e<\/h3>\n<p>\u628a done \u6362\u6210 NewCallback&#xff0c;stub.Echo \u7acb\u523b\u8fd4\u56de&#xff1b;response\/controller \u5fc5\u987b new \u5728\u5806\u4e0a&#xff0c;\u5728\u56de\u8c03\u91cc\u91ca\u653e\u3002<\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;brpc\/channel.h&gt;<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;atomic&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;chrono&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;iostream&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;memory&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;thread&gt;<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;main.pb.h&#034;<\/span><\/span><\/p>\n<p><span class=\"token keyword\">static<\/span> std<span class=\"token double-colon punctuation\">::<\/span>atomic<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">bool<\/span><span class=\"token operator\">&gt;<\/span> g_done<span class=\"token punctuation\">{<\/span><span class=\"token boolean\">false<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">static<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">OnEchoDone<\/span><span class=\"token punctuation\">(<\/span>example<span class=\"token double-colon punctuation\">::<\/span>EchoResponse<span class=\"token operator\">*<\/span> rsp<span class=\"token punctuation\">,<\/span> brpc<span class=\"token double-colon punctuation\">::<\/span>Controller<span class=\"token operator\">*<\/span> cntl<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u56de\u8c03\u7ed3\u675f\u65f6\u81ea\u52a8\u91ca\u653e&#xff0c;\u907f\u514d\u6cc4\u6f0f<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>unique_ptr<span class=\"token operator\">&lt;<\/span>example<span class=\"token double-colon punctuation\">::<\/span>EchoResponse<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">rsp_guard<\/span><span class=\"token punctuation\">(<\/span>rsp<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>unique_ptr<span class=\"token operator\">&lt;<\/span>brpc<span class=\"token double-colon punctuation\">::<\/span>Controller<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">cntl_guard<\/span><span class=\"token punctuation\">(<\/span>cntl<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>cntl<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">Failed<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token double-colon punctuation\">::<\/span>cerr <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;rpc failed: &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> cntl<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">ErrorText<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> rsp<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">message<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n    g_done <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span>          <span class=\"token comment\">\/\/ \u901a\u77e5\u4e3b\u7ebf\u7a0b&#xff1a;\u56de\u8c03\u7ed3\u675f<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    brpc<span class=\"token double-colon punctuation\">::<\/span>Channel channel<span class=\"token punctuation\">;<\/span><br \/>\n    brpc<span class=\"token double-colon punctuation\">::<\/span>ChannelOptions options<span class=\"token punctuation\">;<\/span><br \/>\n    options<span class=\"token punctuation\">.<\/span>timeout_ms <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">500<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">Init<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;127.0.0.1:8000&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>options<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">!&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token double-colon punctuation\">::<\/span>cerr <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;channel init failed&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    example<span class=\"token double-colon punctuation\">::<\/span>EchoService_Stub <span class=\"token function\">stub<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>channel<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    example<span class=\"token double-colon punctuation\">::<\/span>EchoRequest req<span class=\"token punctuation\">;<\/span>          <span class=\"token comment\">\/\/ \u8bf7\u6c42\u53ef\u4ee5\u6808\u4e0a<\/span><br \/>\n    req<span class=\"token punctuation\">.<\/span><span class=\"token function\">set_message<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;hello async&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">auto<\/span><span class=\"token operator\">*<\/span> rsp <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> example<span class=\"token double-colon punctuation\">::<\/span>EchoResponse<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">auto<\/span><span class=\"token operator\">*<\/span> cntl <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> brpc<span class=\"token double-colon punctuation\">::<\/span>Controller<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u56de\u8c03\u7531\u6846\u67b6\u5728\u54cd\u5e94\u5230\u8fbe\u65f6\u6267\u884c\u4e00\u6b21<\/span><br \/>\n    stub<span class=\"token punctuation\">.<\/span><span class=\"token function\">Echo<\/span><span class=\"token punctuation\">(<\/span>cntl<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>req<span class=\"token punctuation\">,<\/span> rsp<span class=\"token punctuation\">,<\/span> brpc<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">NewCallback<\/span><span class=\"token punctuation\">(<\/span>OnEchoDone<span class=\"token punctuation\">,<\/span> rsp<span class=\"token punctuation\">,<\/span> cntl<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u7b49\u56de\u8c03\u771f\u6b63\u7ed3\u675f\u518d\u9000\u51fa&#xff0c;\u907f\u514d\u56fa\u5b9a sleep \u5728\u6162\u7f51\u7edc\u4e0b\u63d0\u524d\u9000\u51fa<\/span><br \/>\n    <span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>g_done<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token double-colon punctuation\">::<\/span>this_thread<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">sleep_for<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span>chrono<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">milliseconds<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>     \u670d\u52a1\u7aef<\/p>\n<p>     \u5ba2\u6237\u7aef<\/p>\n<p>      \u670d\u52a1\u7aef<\/p>\n<p>      \u5ba2\u6237\u7aef<\/p>\n<p>  #mermaid-svg-vEFPl6QehjKh0ogW{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-vEFPl6QehjKh0ogW 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.marker.cross{stroke:#333333;}#mermaid-svg-vEFPl6QehjKh0ogW svg{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-vEFPl6QehjKh0ogW p{margin:0;}#mermaid-svg-vEFPl6QehjKh0ogW .actor{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-vEFPl6QehjKh0ogW text.actor&gt;tspan{fill:black;stroke:none;}#mermaid-svg-vEFPl6QehjKh0ogW .actor-line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);}#mermaid-svg-vEFPl6QehjKh0ogW .innerArc{stroke-width:1.5;stroke-dasharray:none;}#mermaid-svg-vEFPl6QehjKh0ogW .messageLine0{stroke-width:1.5;stroke-dasharray:none;stroke:#333;}#mermaid-svg-vEFPl6QehjKh0ogW .messageLine1{stroke-width:1.5;stroke-dasharray:2,2;stroke:#333;}#mermaid-svg-vEFPl6QehjKh0ogW #arrowhead path{fill:#333;stroke:#333;}#mermaid-svg-vEFPl6QehjKh0ogW .sequenceNumber{fill:white;}#mermaid-svg-vEFPl6QehjKh0ogW #sequencenumber{fill:#333;}#mermaid-svg-vEFPl6QehjKh0ogW #crosshead path{fill:#333;stroke:#333;}#mermaid-svg-vEFPl6QehjKh0ogW .messageText{fill:#333;stroke:none;}#mermaid-svg-vEFPl6QehjKh0ogW .labelBox{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-vEFPl6QehjKh0ogW .labelText,#mermaid-svg-vEFPl6QehjKh0ogW .labelText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-vEFPl6QehjKh0ogW .loopText,#mermaid-svg-vEFPl6QehjKh0ogW .loopText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-vEFPl6QehjKh0ogW .loopLine{stroke-width:2px;stroke-dasharray:2,2;stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);}#mermaid-svg-vEFPl6QehjKh0ogW .note{stroke:#aaaa33;fill:#fff5ad;}#mermaid-svg-vEFPl6QehjKh0ogW .noteText,#mermaid-svg-vEFPl6QehjKh0ogW .noteText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-vEFPl6QehjKh0ogW .activation0{fill:#f4f4f4;stroke:#666;}#mermaid-svg-vEFPl6QehjKh0ogW .activation1{fill:#f4f4f4;stroke:#666;}#mermaid-svg-vEFPl6QehjKh0ogW .activation2{fill:#f4f4f4;stroke:#666;}#mermaid-svg-vEFPl6QehjKh0ogW .actorPopupMenu{position:absolute;}#mermaid-svg-vEFPl6QehjKh0ogW .actorPopupMenuPanel{position:absolute;fill:#ECECFF;box-shadow:0px 8px 16px 0px rgba(0,0,0,0.2);filter:drop-shadow(3px 5px 2px rgb(0 0 0 \/ 0.4));}#mermaid-svg-vEFPl6QehjKh0ogW .actor-man line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-vEFPl6QehjKh0ogW .actor-man circle,#mermaid-svg-vEFPl6QehjKh0ogW line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;stroke-width:2px;}#mermaid-svg-vEFPl6QehjKh0ogW :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}<\/p>\n<p>     \u963b\u585e\u7b49\u5f85 \u76f4\u5230\u62ff\u5230\u7ed3\u679c<\/p>\n<p>   stub.Echo \u540c\u6b65\u8bf7\u6c42<\/p>\n<p>   \u54cd\u5e94<\/p>\n<p>     \u670d\u52a1\u7aef<\/p>\n<p>     \u5ba2\u6237\u7aef<\/p>\n<p>      \u670d\u52a1\u7aef<\/p>\n<p>      \u5ba2\u6237\u7aef<\/p>\n<p>  #mermaid-svg-jSHn9oUomscA2FAM{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-jSHn9oUomscA2FAM .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-jSHn9oUomscA2FAM .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-jSHn9oUomscA2FAM .error-icon{fill:#552222;}#mermaid-svg-jSHn9oUomscA2FAM .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-jSHn9oUomscA2FAM .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-jSHn9oUomscA2FAM .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-jSHn9oUomscA2FAM .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-jSHn9oUomscA2FAM .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-jSHn9oUomscA2FAM .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-jSHn9oUomscA2FAM .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-jSHn9oUomscA2FAM .marker{fill:#333333;stroke:#333333;}#mermaid-svg-jSHn9oUomscA2FAM .marker.cross{stroke:#333333;}#mermaid-svg-jSHn9oUomscA2FAM svg{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-jSHn9oUomscA2FAM p{margin:0;}#mermaid-svg-jSHn9oUomscA2FAM .actor{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-jSHn9oUomscA2FAM text.actor&gt;tspan{fill:black;stroke:none;}#mermaid-svg-jSHn9oUomscA2FAM .actor-line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);}#mermaid-svg-jSHn9oUomscA2FAM .innerArc{stroke-width:1.5;stroke-dasharray:none;}#mermaid-svg-jSHn9oUomscA2FAM .messageLine0{stroke-width:1.5;stroke-dasharray:none;stroke:#333;}#mermaid-svg-jSHn9oUomscA2FAM .messageLine1{stroke-width:1.5;stroke-dasharray:2,2;stroke:#333;}#mermaid-svg-jSHn9oUomscA2FAM #arrowhead path{fill:#333;stroke:#333;}#mermaid-svg-jSHn9oUomscA2FAM .sequenceNumber{fill:white;}#mermaid-svg-jSHn9oUomscA2FAM #sequencenumber{fill:#333;}#mermaid-svg-jSHn9oUomscA2FAM #crosshead path{fill:#333;stroke:#333;}#mermaid-svg-jSHn9oUomscA2FAM .messageText{fill:#333;stroke:none;}#mermaid-svg-jSHn9oUomscA2FAM .labelBox{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-jSHn9oUomscA2FAM .labelText,#mermaid-svg-jSHn9oUomscA2FAM .labelText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-jSHn9oUomscA2FAM .loopText,#mermaid-svg-jSHn9oUomscA2FAM .loopText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-jSHn9oUomscA2FAM .loopLine{stroke-width:2px;stroke-dasharray:2,2;stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);}#mermaid-svg-jSHn9oUomscA2FAM .note{stroke:#aaaa33;fill:#fff5ad;}#mermaid-svg-jSHn9oUomscA2FAM .noteText,#mermaid-svg-jSHn9oUomscA2FAM .noteText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-jSHn9oUomscA2FAM .activation0{fill:#f4f4f4;stroke:#666;}#mermaid-svg-jSHn9oUomscA2FAM .activation1{fill:#f4f4f4;stroke:#666;}#mermaid-svg-jSHn9oUomscA2FAM .activation2{fill:#f4f4f4;stroke:#666;}#mermaid-svg-jSHn9oUomscA2FAM .actorPopupMenu{position:absolute;}#mermaid-svg-jSHn9oUomscA2FAM .actorPopupMenuPanel{position:absolute;fill:#ECECFF;box-shadow:0px 8px 16px 0px rgba(0,0,0,0.2);filter:drop-shadow(3px 5px 2px rgb(0 0 0 \/ 0.4));}#mermaid-svg-jSHn9oUomscA2FAM .actor-man line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-jSHn9oUomscA2FAM .actor-man circle,#mermaid-svg-jSHn9oUomscA2FAM line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;stroke-width:2px;}#mermaid-svg-jSHn9oUomscA2FAM :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}<\/p>\n<p>     \u7acb\u5373\u8fd4\u56de \u4e3b\u7ebf\u7a0b\u7ee7\u7eed<\/p>\n<p>     \u89e6\u53d1 done \u56de\u8c03 \u6536\u5c3e<\/p>\n<p>   stub.Echo \u5e26 done \u56de\u8c03<\/p>\n<p>   \u54cd\u5e94\u5230\u8fbe<\/p>\n<table>\n<tr>\u5bf9\u8c61\u653e\u54ea\u8c01\u91ca\u653e<\/tr>\n<tbody>\n<tr>\n<td>EchoRequest<\/td>\n<td>\u6808\u6216\u5806\u90fd\u884c<\/td>\n<td>\u8c03\u7528\u8fd4\u56de\u540e\u6846\u67b6\u4e0d\u518d\u7528\u5b83<\/td>\n<\/tr>\n<tr>\n<td>EchoResponse<\/td>\n<td>\u5806<\/td>\n<td>\u56de\u8c03\u91cc unique_ptr \u91ca\u653e<\/td>\n<\/tr>\n<tr>\n<td>brpc::Controller<\/td>\n<td>\u5806<\/td>\n<td>\u56de\u8c03\u91cc unique_ptr \u91ca\u653e<\/td>\n<\/tr>\n<tr>\n<td>done&#xff08;Closure&#xff09;<\/td>\n<td>\u6846\u67b6\u521b\u5efa<\/td>\n<td>Run() \u540e\u81ea\u5df1 delete&#xff0c;\u4e0d\u7528\u7ba1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4e3a\u4ec0\u4e48\u8bf7\u6c42\u53ef\u4ee5\u653e\u6808\u4e0a\u3001\u54cd\u5e94\u5fc5\u987b\u653e\u5806\u4e0a&#xff1f;\u56e0\u4e3a\u8bf7\u6c42\u5728 stub.Echo \u8fd4\u56de\u65f6\u5c31\u5df2\u7ecf\u88ab\u6846\u67b6\u5e8f\u5217\u5316\u53d1\u8d70&#xff0c;\u4e4b\u540e\u4e0d\u518d\u8bbf\u95ee&#xff1b;\u800c\u54cd\u5e94\u8981\u7b49\u7f51\u7edc\u56de\u6765\u624d\u88ab\u5199\u5165&#xff0c;\u56de\u8c03\u6267\u884c\u5b8c\u624d\u5b89\u5168\u91ca\u653e\u3002\u628a\u8fd9\u6761\u8bb0\u6210\u4e00\u53e5\u8bdd&#xff1a;\u8c03\u7528\u8fd4\u56de\u540e\u4ecd\u4f1a\u88ab\u6846\u67b6\u8bbf\u95ee\u7684\u5bf9\u8c61&#xff0c;\u5fc5\u987b\u6d3b\u5230\u56de\u8c03\u7ed3\u675f\u3002<\/p>\n<h3>7. \u4e00\u4e2a\u7aef\u53e3\u4e24\u79cd\u534f\u8bae&#xff1a;\u540c\u4e00\u4efd Echo&#xff0c;HTTP \u4e5f\u80fd\u8c03<\/h3>\n<p>brpc \u7684 Server \u5929\u7136\u53cc\u534f\u8bae&#xff1a;RPC \u8d70\u9ed8\u8ba4\u534f\u8bae&#xff0c;HTTP \u8d70 POST \/\u670d\u52a1\u5168\u540d\/\u65b9\u6cd5\u540d&#xff0c;\u8c03\u7684\u662f\u540c\u4e00\u4e2a\u65b9\u6cd5\u3002 \u670d\u52a1\u8d77\u6765\u540e&#xff0c;\u53e6\u5f00\u4e00\u4e2a\u7ec8\u7aef&#xff1a;<\/p>\n<p><span class=\"token function\">curl<\/span> <span class=\"token parameter variable\">-X<\/span> POST http:\/\/127.0.0.1:8000\/example.EchoService\/Echo <span class=\"token punctuation\">\\\\<\/span><br \/>\n     <span class=\"token parameter variable\">-H<\/span> <span class=\"token string\">&#039;Content-Type: application\/json&#039;<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n     <span class=\"token parameter variable\">-d<\/span> <span class=\"token string\">&#039;{&#034;message&#034;:&#034;from http&#034;}&#039;<\/span><\/p>\n<p>{&#034;message&#034;:&#034;echo: from http&#034;}<\/p>\n<table>\n<tr>\u8c03\u7528\u65b9\u5f0f\u8d70\u4ec0\u4e48\u9002\u5408\u8c01<\/tr>\n<tbody>\n<tr>\n<td>stub.Echo(&#8230;)<\/td>\n<td>brpc \u9ed8\u8ba4\u534f\u8bae<\/td>\n<td>\u5185\u90e8 C&#043;&#043; \u670d\u52a1\u4e4b\u95f4<\/td>\n<\/tr>\n<tr>\n<td>curl \/ \u6d4f\u89c8\u5668<\/td>\n<td>HTTP &#043; JSON<\/td>\n<td>\u811a\u672c\u3001\u8c03\u8bd5\u3001\u5176\u4ed6\u8bed\u8a00<\/td>\n<\/tr>\n<tr>\n<td>\/status \u9875\u9762<\/td>\n<td>HTTP \u5185\u7f6e\u9875<\/td>\n<td>\u6392\u67e5\u8fde\u63a5\u6570\u3001QPS\u3001\u5ef6\u8fdf\u5206\u4f4d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>  #mermaid-svg-cJAtwRdEQFXgIwHM{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-cJAtwRdEQFXgIwHM .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-cJAtwRdEQFXgIwHM .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-cJAtwRdEQFXgIwHM .error-icon{fill:#552222;}#mermaid-svg-cJAtwRdEQFXgIwHM .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-cJAtwRdEQFXgIwHM .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-cJAtwRdEQFXgIwHM .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-cJAtwRdEQFXgIwHM .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-cJAtwRdEQFXgIwHM .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-cJAtwRdEQFXgIwHM .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-cJAtwRdEQFXgIwHM .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-cJAtwRdEQFXgIwHM .marker{fill:#333333;stroke:#333333;}#mermaid-svg-cJAtwRdEQFXgIwHM .marker.cross{stroke:#333333;}#mermaid-svg-cJAtwRdEQFXgIwHM svg{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-cJAtwRdEQFXgIwHM p{margin:0;}#mermaid-svg-cJAtwRdEQFXgIwHM .label{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;color:#333;}#mermaid-svg-cJAtwRdEQFXgIwHM .cluster-label text{fill:#333;}#mermaid-svg-cJAtwRdEQFXgIwHM .cluster-label span{color:#333;}#mermaid-svg-cJAtwRdEQFXgIwHM .cluster-label span p{background-color:transparent;}#mermaid-svg-cJAtwRdEQFXgIwHM .label text,#mermaid-svg-cJAtwRdEQFXgIwHM span{fill:#333;color:#333;}#mermaid-svg-cJAtwRdEQFXgIwHM .node rect,#mermaid-svg-cJAtwRdEQFXgIwHM .node circle,#mermaid-svg-cJAtwRdEQFXgIwHM .node ellipse,#mermaid-svg-cJAtwRdEQFXgIwHM .node polygon,#mermaid-svg-cJAtwRdEQFXgIwHM .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-cJAtwRdEQFXgIwHM .rough-node .label text,#mermaid-svg-cJAtwRdEQFXgIwHM .node .label text,#mermaid-svg-cJAtwRdEQFXgIwHM .image-shape .label,#mermaid-svg-cJAtwRdEQFXgIwHM .icon-shape .label{text-anchor:middle;}#mermaid-svg-cJAtwRdEQFXgIwHM .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-cJAtwRdEQFXgIwHM .rough-node .label,#mermaid-svg-cJAtwRdEQFXgIwHM .node .label,#mermaid-svg-cJAtwRdEQFXgIwHM .image-shape .label,#mermaid-svg-cJAtwRdEQFXgIwHM .icon-shape .label{text-align:center;}#mermaid-svg-cJAtwRdEQFXgIwHM .node.clickable{cursor:pointer;}#mermaid-svg-cJAtwRdEQFXgIwHM .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-cJAtwRdEQFXgIwHM .arrowheadPath{fill:#333333;}#mermaid-svg-cJAtwRdEQFXgIwHM .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-cJAtwRdEQFXgIwHM .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-cJAtwRdEQFXgIwHM .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-cJAtwRdEQFXgIwHM .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-cJAtwRdEQFXgIwHM .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-cJAtwRdEQFXgIwHM .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-cJAtwRdEQFXgIwHM .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-cJAtwRdEQFXgIwHM .cluster text{fill:#333;}#mermaid-svg-cJAtwRdEQFXgIwHM .cluster span{color:#333;}#mermaid-svg-cJAtwRdEQFXgIwHM div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-cJAtwRdEQFXgIwHM .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-cJAtwRdEQFXgIwHM rect.text{fill:none;stroke-width:0;}#mermaid-svg-cJAtwRdEQFXgIwHM .icon-shape,#mermaid-svg-cJAtwRdEQFXgIwHM .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-cJAtwRdEQFXgIwHM .icon-shape p,#mermaid-svg-cJAtwRdEQFXgIwHM .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-cJAtwRdEQFXgIwHM .icon-shape .label rect,#mermaid-svg-cJAtwRdEQFXgIwHM .image-shape .label rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-cJAtwRdEQFXgIwHM .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-cJAtwRdEQFXgIwHM .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-cJAtwRdEQFXgIwHM :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}<\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>RPC \u5ba2\u6237\u7aef stub<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>8000 \u7aef\u53e3<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>curl \u6216\u6d4f\u89c8\u5668<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>EchoService.Echo<\/p>\n<p><\/span><\/p>\n<p>\u8def\u5f84\u5199\u6210 \/example.EchoService\/Echo&#xff08;\u5168\u540d&#xff09;\u6216 \/EchoService\/Echo&#xff08;\u77ed\u540d&#xff09;\u90fd\u80fd\u547d\u4e2d\u2014\u2014brpc \u6309\u9996\u6bb5\u662f\u5426\u5e26 . \u6765\u5224\u65ad\u7528\u54ea\u79cd\u67e5\u627e\u65b9\u5f0f\u3002<\/p>\n<p>\u8fd9\u5c31\u662f\u300c\u4e00\u4e2a\u7aef\u53e3\u591a\u534f\u8bae\u300d\u6700\u76f4\u89c2\u7684\u6536\u76ca&#xff1a;\u540c\u4e00\u4efd\u4e1a\u52a1\u903b\u8f91&#xff0c;\u4e0d\u7528\u4e3a HTTP \u518d\u5199\u4e00\u904d Controller\u3002<\/p>\n<p>\u5bf9\u8c03\u8bd5\u4e5f\u53cb\u597d&#xff1a;\u8054\u8c03\u65f6\u4e0d\u7528\u5148\u5199\u4e00\u4e2a\u5ba2\u6237\u7aef&#xff0c;curl \u4e00\u6761\u547d\u4ee4\u5c31\u80fd\u9a8c\u8bc1\u53c2\u6570\u548c\u8fd4\u56de&#xff1b;\u7ebf\u4e0a\u6392\u67e5\u65f6\u6253\u5f00 \/status&#xff0c;\u80fd\u770b\u5230\u6bcf\u4e2a\u65b9\u6cd5\u7684 QPS\u3001\u5ef6\u8fdf\u5206\u4f4d\u548c\u9519\u8bef\u7801\u5206\u5e03&#xff0c;\u6bd4\u5728\u4e1a\u52a1\u4ee3\u7801\u91cc\u5230\u5904\u57cb\u70b9\u66f4\u7701\u4e8b\u3002<\/p>\n<h3>8. \u6784\u5efa\u4e0e\u8e29\u5751&#xff1a;Makefile \u4e94\u6761\u94fe\u63a5\u53c2\u6570 &#043; \u516b\u4e2a\u9ad8\u9891\u5751<\/h3>\n<p>\u94fe\u63a5\u53c2\u6570\u56fa\u5b9a -lbrpc -lleveldb -lprotobuf -lgflags -lssl -lcrypto&#xff1b;\u5751\u96c6\u4e2d\u5728 proto \u5f00\u5173\u3001\u7aef\u53e3\u3001done \u751f\u547d\u5468\u671f\u3001\u8d85\u65f6\u3002<\/p>\n<p>CXX      :&#061; g&#043;&#043;<br \/>\nCXXFLAGS :&#061; -std&#061;c&#043;&#043;17 -O2<br \/>\nLDLIBS   :&#061; -lbrpc -lleveldb -lprotobuf -lgflags -lssl -lcrypto -lpthread<\/p>\n<p>all: brpc_server brpc_client brpc_client_async<\/p>\n<p>main.pb.cc main.pb.h: main.proto<br \/>\nprotoc &#8211;cpp_out&#061;. $&lt;<\/p>\n<p>brpc_server: brpc_server.cc main.pb.cc<br \/>\n$(CXX) $(CXXFLAGS) -o $&#064; $^ $(LDLIBS)<\/p>\n<p>brpc_client: brpc_client.cc main.pb.cc<br \/>\n$(CXX) $(CXXFLAGS) -o $&#064; $^ $(LDLIBS)<\/p>\n<p>brpc_client_async: brpc_client_async.cc main.pb.cc<br \/>\n$(CXX) $(CXXFLAGS) -o $&#064; $^ $(LDLIBS)<\/p>\n<p>clean:<br \/>\nrm -f brpc_server brpc_client brpc_client_async main.pb.cc main.pb.h<\/p>\n<p>.PHONY: all clean<\/p>\n<table>\n<tr>\u5751\u73b0\u8c61\u4fee\u6cd5<\/tr>\n<tbody>\n<tr>\n<td>\u5fd8\u4e86 cc_generic_services<\/td>\n<td>\u6ca1\u6709 EchoService \u7c7b<\/td>\n<td>\u6253\u5f00\u8be5\u9009\u9879\u540e\u91cd\u65b0 protoc<\/td>\n<\/tr>\n<tr>\n<td>\u5c11\u94fe\u63a5 brpc \u4f9d\u8d56<\/td>\n<td>undefined reference to brpc::&#8230;<\/td>\n<td>\u8865 -lbrpc -lleveldb -lprotobuf -lgflags -lssl -lcrypto<\/td>\n<\/tr>\n<tr>\n<td>\u7aef\u53e3\u88ab\u5360<\/td>\n<td>Start failed<\/td>\n<td>\u6362\u7aef\u53e3&#xff0c;\u6216 ss -lntp \u67e5\u5360\u7528<\/td>\n<\/tr>\n<tr>\n<td>\u5f02\u6b65\u7528\u6808\u4e0a response<\/td>\n<td>\u5076\u53d1\u5d29\u6e83<\/td>\n<td>response\/controller \u5fc5\u987b\u5806\u4e0a\u4e14\u6d3b\u5230\u56de\u8c03<\/td>\n<\/tr>\n<tr>\n<td>\u56de\u8c03\u5fd8\u4e86\u91ca\u653e<\/td>\n<td>\u5185\u5b58\u7f13\u6162\u4e0a\u6da8<\/td>\n<td>unique_ptr \u5b88\u536b \/ ClosureGuard<\/td>\n<\/tr>\n<tr>\n<td>\u540c\u6b65\u8c03\u7528\u5361\u4f4f<\/td>\n<td>\u670d\u52a1\u7aef\u6ca1\u8d77\u3001\u5730\u5740\/\u7aef\u53e3\u4e0d\u5bf9<\/td>\n<td>\u5148\u8dd1 .\/brpc_server&#xff0c;\u6838\u5bf9 channel.Init \u7684\u5730\u5740\u4e0e\u7aef\u53e3<\/td>\n<\/tr>\n<tr>\n<td>brpc \u4e0e protobuf \u7248\u672c\u4e0d\u5339\u914d<\/td>\n<td>\u7f16\u8bd1\/\u94fe\u63a5\u8be1\u5f02\u62a5\u9519<\/td>\n<td>\u7528\u914d\u5957\u7248\u672c&#xff0c;\u6216\u6309 brpc README \u5b89\u88c5<\/td>\n<\/tr>\n<tr>\n<td>\u751f\u6210\u7269\u63d0\u4ea4\u8fdb\u4ed3\u5e93<\/td>\n<td>\u6bcf\u6b21\u7f16\u8bd1\u51b2\u7a81<\/td>\n<td>.gitignore \u6389 *.pb.cc \/ *.pb.h<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5982\u679c\u53ea\u8bb0\u4e00\u53e5\u8bdd&#xff1a;proto \u662f\u5951\u7ea6&#xff0c;\u6846\u67b6\u662f\u7ba1\u9053&#xff0c;\u4e1a\u52a1\u53ea\u8d1f\u8d23\u586b 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