{"id":188237,"date":"2020-11-05T01:35:58","date_gmt":"2020-11-04T17:35:58","guid":{"rendered":"http:\/\/4563.org\/?p=188237"},"modified":"2020-11-05T01:35:58","modified_gmt":"2020-11-04T17:35:58","slug":"dubbo-go-server-%e7%ab%af%e5%bc%80%e5%90%af%e6%9c%8d%e5%8a%a1%e8%bf%87%e7%a8%8b","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=188237","title":{"rendered":"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b"},"content":{"rendered":"<div>\n<div>\n<div>\n<h1>                  Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b               <\/h1>\n<p> <\/p>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : dubbogo <\/span>  <span><i><\/i> 5<\/span> <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div isfirst=\"1\"> <\/p>\n<h1>\u5bfc\u8bfb<\/h1>\n<p> <\/p>\n<blockquote>\n<p>\u5bfc\u8bfb\uff1a\u968f\u7740\u5fae\u670d\u52a1\u67b6\u6784\u7684\u6d41\u884c\uff0c\u8bb8\u591a\u9ad8\u6027\u80fd rpc \u6846\u67b6\u5e94\u8fd0\u800c\u751f\uff0c\u7531\u963f\u91cc\u5f00\u6e90\u7684 dubbo \u6846\u67b6 go \u8bed\u8a00\u7248\u672c\u7684 dubbo-go \u4e5f\u6210\u4e3a\u4e86\u4f17\u591a\u5f00\u53d1\u8005\u4e0d\u9519\u7684\u9009\u62e9\u3002\u672c\u6587\u5c06\u4ecb\u7ecd dubbo-go \u6846\u67b6\u7684\u57fa\u672c\u4f7f\u7528\u65b9\u6cd5\uff0c\u4ee5\u53ca\u4ece export \u8c03\u7528\u94fe\u7684\u89d2\u5ea6\u8fdb\u884c server \u7aef\u6e90\u7801\u5bfc\u8bfb\uff0c\u5e0c\u671b\u80fd\u5f15\u5bfc\u8bfb\u8005\u8fdb\u4e00\u6b65\u8ba4\u8bc6\u8fd9\u6b3e\u6846\u67b6\u3002\u4e0b\u5468\u5c06\u53d1\u8868\u672c\u6587\u7684\u59ca\u59b9\u7bc7\uff1a\u300a\u4ece client \u7aef\u6e90\u7801\u5bfc\u8bfb dubbo-go \u6846\u67b6\u300b\u3002<\/p>\n<\/blockquote>\n<h1>\u5e8f\u8a00<\/h1>\n<p> <\/p>\n<p>\u8fd1\u65e5\u9605\u8bfb\u4e86\u90e8\u5206 dubbo-go \u6e90\u7801 https:\/\/github.com\/dubbogo\/dubbo-go<\/p>\n<p>\u5f53\u62ff\u5230\u4e00\u6b3e\u6846\u67b6\u4e4b\u540e\uff0c\u4e00\u79cd\u4e0d\u9519\u7684\u6e90\u7801\u9605\u8bfb\u65b9\u5f0f\u5927\u81f4\u5982\u4e0b\uff1a\u4ece\u8fd0\u884c\u6700\u57fa\u7840\u7684 helloworld demo \u6e90\u7801\u5f00\u59cb\uff0c\u518d\u67e5\u770b\u914d\u7f6e\u6587\u4ef6\uff0c\u5f00\u542f\u5404\u79cd\u4f9d\u8d56\u670d\u52a1\uff08\u6bd4\u5982 zk \u3001consul \uff09\uff0c\u5f00\u542f\u670d\u52a1\u7aef\uff0c\u518d\u5230\u901a\u8fc7 client \u8c03\u7528\u670d\u52a1\u7aef\uff0c\u6253\u5370\u5b8c\u6574\u8bf7\u6c42\u65e5\u5fd7\u548c\u56de\u5305\u3002\u8c03\u7528\u6210\u529f\u4e4b\u540e\uff0c\u518d\u6839\u636e\u6846\u67b6\u7684\u8bbe\u8ba1\u6a21\u578b\uff0c\u4ece\u914d\u7f6e\u6587\u4ef6\u89e3\u6790\u5f00\u59cb\uff0c\u81ea\u9876\u5411\u4e0b\u9012\u9605\u8bfb\u6574\u4e2a\u6846\u67b6\u7684\u8c03\u7528\u6808\u3002 \u5bf9\u4e8e C\/S \u6a21\u5f0f\u7684 rpc \u8bf7\u6c42\u6765\u8bf4\uff0c\u6574\u4e2a\u8c03\u7528\u6808\u88ab\u62c6\u6210\u4e86 client \u548c server \u4e24\u90e8\u5206\uff0c\u6240\u4ee5\u53ef\u4ee5\u5206\u522b\u4ece server \u7aef\u7684\u914d\u7f6e\u6587\u4ef6\u89e3\u6790\u9605\u8bfb\u5230 server \u7aef\u7684\u76d1\u542c\u542f\u52a8\uff0c\u4ece client \u7aef\u7684\u914d\u7f6e\u6587\u4ef6\u89e3\u6790\u9605\u8bfb\u5230\u4e00\u6b21 invoker Call \u8c03\u7528\u3002\u8fd9\u6837\u4e00\u6b21\u5b8c\u6574\u8bf7\u6c42\u5c31\u660e\u6670\u4e86\u8d77\u6765\u3002<\/p>\n<h1>1. \u8fd0\u884c\u5b98\u7f51\u63d0\u4f9b\u7684 helloworld-demo<\/h1>\n<p> <\/p>\n<p>\u5b98\u65b9 demo<\/p>\n<h3>1.1 dubbo-go 2.7 \u7248\u672c QuickStart<\/h3>\n<h4>1. \u5f00\u542f\u4e00\u4e2a go-server \u670d\u52a1<\/h4>\n<ul>\n<li>\u5c06\u4ed3\u5e93 clone \u5230\u672c\u5730<\/li>\n<\/ul>\n<blockquote>\n<p>$ git clone https:\/\/github.com\/dubbogo\/dubbo-samples.git<\/p>\n<\/blockquote>\n<ul>\n<li>\u8fdb\u5165 dubbo \u76ee\u5f55<\/li>\n<\/ul>\n<blockquote>\n<p>$ cd dubbo-samples\/golang\/helloworld\/dubbo<\/p>\n<\/blockquote>\n<p>\u8fdb\u5165\u76ee\u5f55\u540e\u53ef\u770b\u5230\u56db\u4e2a\u6587\u4ef6\u5939\uff0c\u5206\u522b\u652f\u6301 go \u548c java \u7684 client \u4ee5\u53ca server\uff0c\u6211\u4eec\u5c1d\u8bd5\u8fd0\u884c\u4e00\u4e2a go \u7684 server \u8fdb\u5165 app \u5b50\u6587\u4ef6\u5939\u5185\uff0c\u53ef\u4ee5\u770b\u5230\u91cc\u9762\u4fdd\u5b58\u4e86 go \u6587\u4ef6\u3002<\/p>\n<blockquote>\n<p>$ cd go-server\/app<\/p>\n<\/blockquote>\n<ul>\n<li>sample \u6587\u4ef6\u7ed3\u6784\uff1a<\/li>\n<\/ul>\n<p>\u53ef\u5728 go-server \u91cc\u9762\u770b\u5230\u4e09\u4e2a\u6587\u4ef6\u5939\uff1aapp \u3001assembly \u3001profiles \u5176\u4e2d app \u6587\u4ef6\u5939\u4e0b\u4fdd\u5b58 go \u6e90\u7801\uff0cassembly \u6587\u4ef6\u5939\u4e0b\u4fdd\u5b58\u53ef\u9009\u7684\u9488\u5bf9\u7279\u5b9a\u73af\u5883\u7684 build \u811a\u672c\uff0cprofiles \u4e0b\u4fdd\u5b58\u914d\u7f6e\u6587\u4ef6\u3002\u5bf9\u4e8e dubbo-go \u6846\u67b6\uff0c\u914d\u7f6e\u6587\u4ef6\u975e\u5e38\u91cd\u8981\uff0c\u6ca1\u6709\u6587\u4ef6\u5c06\u5bfc\u81f4\u670d\u52a1\u65e0\u6cd5\u542f\u52a8\u3002<\/p>\n<ul>\n<li>\u8bbe\u7f6e\u6307\u5411\u914d\u7f6e\u6587\u4ef6\u7684\u73af\u5883\u53d8\u91cf<\/li>\n<\/ul>\n<p>\u7531\u4e8e dubbo-go \u6846\u67b6\u4f9d\u8d56\u914d\u7f6e\u6587\u4ef6\u542f\u52a8\uff0c\u8ba9\u6846\u67b6\u5b9a\u4f4d\u5230\u914d\u7f6e\u6587\u4ef6\u7684\u65b9\u5f0f\u5c31\u662f\u901a\u8fc7\u73af\u5883\u53d8\u91cf\u6765\u627e\u3002\u5bf9\u4e8e server \u7aef\u9700\u8981\u4e24\u4e2a\u5fc5\u987b\u914d\u7f6e\u7684\u73af\u5883\u53d8\u91cf\uff1aCONF_PROVIDER_FILE_PATH \u3001APP_LOG_CONF_FILE\uff0c\u5206\u522b\u5e94\u8be5\u6307\u5411\u670d\u52a1\u7aef\u914d\u7f6e\u6587\u4ef6\u3001\u65e5\u5fd7\u914d\u7f6e\u6587\u4ef6\u3002 \u5728 sample \u91cc\u9762\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 dev \u73af\u5883\uff0c\u5373 profiles\/dev\/log.yml profiles\/dev\/server.yml \u4e24\u4e2a\u6587\u4ef6\u3002 \u5728 app\/\u4e0b\uff0c\u901a\u8fc7\u547d\u4ee4\u884c\u4e2d\u6307\u5b9a\u597d\u8fd9\u4e24\u4e2a\u6587\u4ef6\uff1a<\/p>\n<blockquote>\n<p>$ export CONF_PROVIDER_FILE_PATH=&#8221;..\/profiles\/dev\/server.yml&#8221; $ export APP_LOG_CONF_FILE=&#8221;..\/profiles\/dev\/log.yml&#8221;<\/p>\n<\/blockquote>\n<ul>\n<li>\u8bbe\u7f6e go \u4ee3\u7406\u5e76\u8fd0\u884c\u670d\u52a1<\/li>\n<\/ul>\n<blockquote>\n<p>$ go run .<\/p>\n<\/blockquote>\n<p>\u5982\u679c\u63d0\u793a timeout\uff0c\u5219\u9700\u8981\u8bbe\u7f6e goproxy \u4ee3\u7406<\/p>\n<blockquote>\n<p>$ export GOPROXY=&#8221;http:\/\/goproxy.io&#8221;<\/p>\n<\/blockquote>\n<p>\u518d\u8fd0\u884c go run \u5373\u53ef\u5f00\u542f\u670d\u52a1<\/p>\n<h4>2. \u8fd0\u884c zookeeper<\/h4>\n<p>\u5b89\u88c5 zookeeper\uff0c\u5e76\u8fd0\u884c zkServer, \u9ed8\u8ba4\u4e3a 2181 \u7aef\u53e3<\/p>\n<h4>3. \u8fd0\u884c go-client \u8c03\u7528 server \u670d\u52a1<\/h4>\n<ul>\n<li>\u8fdb\u5165 go-client \u7684\u6e90\u7801\u76ee\u5f55<\/li>\n<\/ul>\n<blockquote>\n<p>$ cd go-client\/app<\/p>\n<\/blockquote>\n<ul>\n<li>\u540c\u7406\uff0c\u5728 \/app \u4e0b\u914d\u7f6e\u73af\u5883\u53d8\u91cf<\/li>\n<\/ul>\n<blockquote>\n<p>$ export CONF_CONSUMER_FILE_PATH=&#8221;..\/profiles\/dev\/client.yml&#8221; $ export APP_LOG_CONF_FILE=&#8221;..\/profiles\/dev\/log.yml&#8221;<\/p>\n<\/blockquote>\n<p>\u914d\u7f6e go \u4ee3\u7406<\/p>\n<blockquote>\n<p>$ export GOPROXY=&#8221;http:\/\/goproxy.io&#8221;<\/p>\n<\/blockquote>\n<ul>\n<li>\u8fd0\u884c\u7a0b\u5e8f<\/li>\n<\/ul>\n<blockquote>\n<p>$ go run .<\/p>\n<\/blockquote>\n<p>\u5373\u53ef\u5728\u65e5\u5fd7\u4e2d\u627e\u5230\u6253\u5370\u51fa\u7684\u8bf7\u6c42\u7ed3\u679c<\/p>\n<blockquote>\n<p>response result: &amp;{A001 Alex Stocks 18 2020-10-28 14:52:49.131 +0800 CST}<\/p>\n<\/blockquote>\n<p>\u540c\u6837\uff0c\u5728\u8fd0\u884c\u7684 server \u4e2d\uff0c\u4e5f\u53ef\u4ee5\u5728\u65e5\u5fd7\u4e2d\u627e\u5230\u6253\u5370\u51fa\u7684\u8bf7\u6c42\uff1a<\/p>\n<blockquote>\n<p>req:[]interface {}{&#8220;A001&#8243;} rsp:main.User{Id:&#8221;A001&#8243;, Name:&#8221;Alex Stocks&#8221;, Age:18, Time:time.Time{&#8230;}<\/p>\n<\/blockquote>\n<p>\u606d\u559c\uff01\u4e00\u6b21\u57fa\u4e8e dubbo-go \u7684 rpc \u8c03\u7528\u6210\u529f\u3002<\/p>\n<h4>4. \u5e38\u89c1\u95ee\u9898<\/h4>\n<ul>\n<li>\n<ol>\n<li>\u5f53\u65e5\u5fd7\u5f00\u59cb\u90e8\u5206\u51fa\u73b0 profiderInit \u548c ConsumerInit \u5747\u5931\u8d25\u7684\u65e5\u5fd7\u3002\u68c0\u67e5\u73af\u5883\u53d8\u91cf\u4e2d\u914d\u7f6e\u8def\u5f84\u662f\u5426\u6b63\u786e\uff0c\u914d\u7f6e\u6587\u4ef6\u662f\u5426\u6b63\u786e\u3002<\/li>\n<\/ol>\n<\/li>\n<li>\n<ol>\n<li>\u5f53\u65e5\u5fd7\u4e2d\u51fa\u73b0 register \u5931\u8d25\u7684\u60c5\u51b5\uff0c\u4e00\u822c\u4e3a\u5411\u6ce8\u518c\u4e2d\u5fc3\u6ce8\u518c\u5931\u8d25\uff0c\u68c0\u67e5\u6ce8\u518c\u4e2d\u5fc3\u662f\u5426\u5f00\u542f\uff0c\u68c0\u67e5\u914d\u7f6e\u6587\u4ef6\u4e2d\u5173\u4e8e register \u7684\u7aef\u53e3\u662f\u5426\u6b63\u786e\u3002<\/li>\n<\/ol>\n<\/li>\n<li>\n<ol>\n<li>sample \u7684\u9ed8\u8ba4\u5f00\u542f\u7aef\u53e3\u4e3a 20000\uff0c\u786e\u4fdd\u542f\u52a8\u524d\u65e0\u5360\u7528<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n<h3>1.2 \u914d\u7f6e\u73af\u5883\u53d8\u91cf<\/h3>\n<pre><code>export APP_LOG_CONF_FILE=\"..\/profiles\/dev\/log.yml\" export CONF_CONSUMER_FILE_PATH=\"..\/profiles\/dev\/client.yml\" <\/code><\/pre>\n<h3>1.3 \u670d\u52a1\u7aef\u6e90\u7801<\/h3>\n<h4>1. \u76ee\u5f55\u7ed3\u6784<\/h4>\n<p>dubbo-go \u6846\u67b6\u7684 example \u63d0\u4f9b\u7684\u76ee\u5f55\u5982\u4e0b\uff1a<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac48db8021.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<ul>\n<li>app\/ \u6587\u4ef6\u5939\u4e0b\u5b58\u653e\u6e90\u7801\uff0c\u53ef\u4ee5\u81ea\u5df1\u7f16\u5199\u73af\u5883\u53d8\u91cf\u914d\u7f6e\u811a\u672c buliddev.sh<\/li>\n<li>assembly\/ \u6587\u4ef6\u5939\u4e0b\u5b58\u653e\u4e0d\u540c\u5e73\u53f0\u7684\u6784\u5efa\u811a\u672c<\/li>\n<li>profiles\/ \u6587\u4ef6\u5939\u4e0b\u5b58\u653e\u4e0d\u540c\u73af\u5883\u7684\u914d\u7f6e\u6587\u4ef6<\/li>\n<li>target\/ \u6587\u4ef6\u5939\u4e0b\u5b58\u653e\u53ef\u6267\u884c\u6587\u4ef6<\/li>\n<\/ul>\n<h4>2. \u5173\u952e\u6e90\u7801<\/h4>\n<p>\u6e90\u7801\u653e\u7f6e\u5728 app\/\u6587\u4ef6\u5939\u4e0b\uff0c\u4e3b\u8981\u5305\u542b server.go \u548c user.go \u4e24\u4e2a\u6587\u4ef6\uff0c\u987e\u540d\u601d\u4e49\uff0cserver.go \u7528\u4e8e\u4f7f\u7528\u6846\u67b6\u5f00\u542f\u670d\u52a1\u4ee5\u53ca\u6ce8\u518c\u4f20\u8f93\u534f\u8bae\uff0cuser.go \u5219\u5b9a\u4e49\u4e86 rpc-service \u7ed3\u6784\u4f53\uff0c\u4ee5\u53ca\u4f20\u8f93\u534f\u8bae\u7684\u7ed3\u6784\u3002 <strong>user.go<\/strong><\/p>\n<pre><code>func init() {  config.SetProviderService(new(UserProvider))  \/\/ ------for hessian2------  hessian.RegisterPOJO(&amp;User{}) } type User struct {  Id   string  Name string  Age  int32  Time time.Time } type UserProvider struct { } func (u *UserProvider) GetUser(ctx context.Context, req []interface{}) (*User, error) { <\/code><\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\uff0cuser.go \u4e2d\u5b58\u5728 init \u51fd\u6570\uff0c\u662f\u670d\u52a1\u7aef\u4ee3\u7801\u4e2d\u6700\u5148\u88ab\u6267\u884c\u7684\u90e8\u5206\u3002User \u4e3a\u7528\u6237\u81ea\u5b9a\u4e49\u7684\u4f20\u8f93\u7ed3\u6784\u4f53\uff0cUserProvider \u4e3a\u7528\u6237\u81ea\u5b9a\u4e49\u7684 rpc_service \u3002 \u5305\u542b\u4e00\u4e2a rpc \u51fd\u6570\uff0cGetUser \u3002 \u5f53\u7136\uff0c\u7528\u6237\u53ef\u4ee5\u81ea\u5b9a\u4e49\u5176\u4ed6\u7684 rpc \u529f\u80fd\u51fd\u6570\u3002 \u5728 init \u51fd\u6570\u4e2d\uff0c\u8c03\u7528 config \u7684 SetProviderService \u51fd\u6570\uff0c\u5c06\u5f53\u524d rpc_service \u6ce8\u518c\u5728\u6846\u67b6 config \u4e0a\u3002 <strong>\u53ef\u4ee5\u67e5\u770b dubbo \u5b98\u65b9\u6587\u6863\u63d0\u4f9b\u7684\u8bbe\u8ba1\u56fe<\/strong><\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4971b148.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>service \u5c42\u4e0b\u9762\u5c31\u662f config \u5c42\uff0c\u7528\u6237\u670d\u52a1\u4f1a\u9010\u5c42\u5411\u4e0b\u6ce8\u518c\uff0c\u6700\u7ec8\u5b9e\u73b0\u670d\u52a1\u7aef\u7684\u66b4\u9732\u3002 rpc-service \u6ce8\u518c\u5b8c\u6bd5\u4e4b\u540e\uff0c\u8c03\u7528 hessian \u63a5\u53e3\u6ce8\u518c\u4f20\u8f93\u7ed3\u6784\u4f53 User \u3002 \u81f3\u6b64 init \u51fd\u6570\u6267\u884c\u5b8c\u6bd5 <strong>server.go<\/strong><\/p>\n<pre><code>\/\/ they are necessary: \/\/   export CONF_PROVIDER_FILE_PATH=\"xxx\" \/\/   export APP_LOG_CONF_FILE=\"xxx\" func main() {  hessian.RegisterPOJO(&amp;User{})  config.Load()  initSignal() } func initSignal() {  signals := make(chan os.Signal, 1)  ... <\/code><\/pre>\n<p>\u4e4b\u540e\u6267\u884c main \u51fd\u6570 main \u51fd\u6570\u4e2d\u53ea\u8fdb\u884c\u4e86\u4e24\u4e2a\u64cd\u4f5c\uff0c\u9996\u5148\u4f7f\u7528 hessian \u6ce8\u518c\u7ec4\u4ef6\u5c06 User \u7ed3\u6784\u4f53\u6ce8\u518c\uff08\u4e0e\u4e4b\u524d\u7565\u6709\u91cd\u590d\uff09\uff0c\u4ece\u800c\u53ef\u4ee5\u5728\u63a5\u4e0b\u6765\u4f7f\u7528 getty \u6253\u89e3\u5305\u3002 \u4e4b\u540e\u8c03\u7528 config.Load \u51fd\u6570\uff0c\u8be5\u51fd\u6570\u4f4d\u4e8e\u6846\u67b6 config\/config_loader.go \u5185\uff0c\u8fd9\u4e2a\u51fd\u6570\u662f\u6574\u4e2a\u6846\u67b6\u670d\u52a1\u7684\u542f\u52a8\u70b9\uff0c<strong>\u4e0b\u9762\u4f1a\u8be6\u7ec6\u8bb2\u8fd9\u4e2a\u51fd\u6570\u5185\u91cd\u8981\u7684\u914d\u7f6e\u5904\u7406\u8fc7\u7a0b<\/strong>\u3002\u6267\u884c\u5b8c Load()\u51fd\u6570\u4e4b\u540e\uff0c\u914d\u7f6e\u6587\u4ef6\u4f1a\u8bfb\u5165\u6846\u67b6\uff0c\u4e4b\u540e\u6839\u636e\u914d\u7f6e\u6587\u4ef6\u7684\u5185\u5bb9\uff0c\u5c06\u6ce8\u518c\u7684 service \u5b9e\u73b0\u5230\u914d\u7f6e\u7ed3\u6784\u91cc\uff0c\u518d\u8c03\u7528 Export \u66b4\u9732\u7ed9\u7279\u5b9a\u7684 registry\uff0c\u8fdb\u800c\u5f00\u542f\u7279\u5b9a\u7684 service \u8fdb\u884c\u5bf9\u5e94\u7aef\u53e3\u7684 tcp \u76d1\u542c\uff0c\u6210\u529f\u542f\u52a8\u5e76\u4e14\u66b4\u9732\u670d\u52a1\u3002 \u6700\u7ec8\u5f00\u542f\u4fe1\u53f7\u76d1\u542c initSignal()\u4f18\u96c5\u5730\u7ed3\u675f\u4e00\u4e2a\u670d\u52a1\u7684\u542f\u52a8\u8fc7\u7a0b\u3002<\/p>\n<h3>1.4 \u5ba2\u6237\u7aef\u6e90\u7801<\/h3>\n<p>\u5ba2\u6237\u7aef\u5305\u542b client.go \u548c user.go \u4e24\u4e2a\u6587\u4ef6\uff0c\u5176\u4e2d user.go \u4e0e\u670d\u52a1\u7aef\u5b8c\u5168\u4e00\u81f4\uff0c\u4e0d\u518d\u8d58\u8ff0\u3002 <strong>client.go<\/strong><\/p>\n<pre><code>\/\/ they are necessary: \/\/   export CONF_CONSUMER_FILE_PATH=\"xxx\" \/\/   export APP_LOG_CONF_FILE=\"xxx\" func main() {  hessian.RegisterPOJO(&amp;User{})  config.Load()  time.Sleep(3e9)  println(\"nnnstart to test dubbo\")  user := &amp;User{}  err := userProvider.GetUser(context.TODO(), []interface{}{\"A001\"}, user)  if err != nil {   panic(err)  }  println(\"response result: %vn\", user)  initSignal() } <\/code><\/pre>\n<p>main \u51fd\u6570\u548c\u670d\u52a1\u7aef\u4e5f\u7c7b\u4f3c\uff0c\u9996\u5148\u5c06\u4f20\u8f93\u7ed3\u6784\u6ce8\u518c\u5230 hessian \u4e0a\uff0c\u518d\u8c03\u7528 config.Load()\u51fd\u6570\u3002\u5728\u4e0b\u6587\u4f1a\u4ecb\u7ecd\uff0c\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u4f1a\u6839\u636e\u914d\u7f6e\u7c7b\u578b\u6267\u884c config.Load()\u4e2d\u7279\u5b9a\u7684\u51fd\u6570 loadConsumerConfig()\u548c loadProviderConfig()\uff0c\u4ece\u800c\u8fbe\u5230\u201c\u5f00\u542f\u670d\u52a1\u201d\u3001\u201c\u8c03\u7528\u670d\u52a1\u201d\u7684\u76ee\u7684\u3002 \u52a0\u8f7d\u5b8c\u914d\u7f6e\u4e4b\u540e\uff0c\u8fd8\u662f\u901a\u8fc7\u5b9e\u73b0\u670d\u52a1\uff0c\u589e\u52a0\u51fd\u6570 proxy\uff0c\u7533\u8bf7 registry\uff0creloadInvoker \u6307\u5411\u670d\u52a1\u7aef ip \u7b49\u64cd\u4f5c\uff0c\u91cd\u5199\u4e86\u5ba2\u6237\u7aef\u5b9e\u4f8b userProvider \u7684\u5bf9\u5e94\u51fd\u6570\uff0c\u8fd9\u65f6\u518d\u901a\u8fc7\u8c03\u7528 GetUser \u51fd\u6570\uff0c\u53ef\u4ee5\u76f4\u63a5\u901a\u8fc7 invoker\uff0c\u8c03\u7528\u5230\u5df2\u7ecf\u5f00\u542f\u7684\u670d\u52a1\u7aef\uff0c\u5b9e\u73b0 rpc \u8fc7\u7a0b\u3002 \u4e0b\u9762\u4f1a\u4ece server \u7aef\u548c client \u7aef\u4e24\u4e2a\u89d2\u5ea6\uff0c\u8be6\u7ec6\u8bb2\u89e3\u670d\u52a1\u542f\u52a8\u3001registry \u6ce8\u518c\u3001\u8c03\u7528\u8fc7\u7a0b\uff1a<\/p>\n<h3>1.5 \u81ea\u5b9a\u4e49\u914d\u7f6e\u6587\u4ef6\uff08\u975e\u73af\u5883\u53d8\u91cf\uff09\u65b9\u6cd5<\/h3>\n<h4>1.5.1 \u670d\u52a1\u7aef\u81ea\u5b9a\u4e49\u914d\u7f6e\u6587\u4ef6<\/h4>\n<ol>\n<li>var providerConfigStr = <code>xxxxx<\/code>\/\/ \u914d\u7f6e\u6587\u4ef6\u5185\u5bb9\uff0c\u53ef\u4ee5\u53c2\u8003log \u548c client\n<ul>\n<li>\u5728\u8fd9\u91cc\u4f60\u53ef\u4ee5\u5b9a\u4e49\u914d\u7f6e\u6587\u4ef6\u7684\u83b7\u53d6\u65b9\u5f0f\uff0c\u6bd4\u5982\u914d\u7f6e\u4e2d\u5fc3\uff0c\u672c\u5730\u6587\u4ef6\u8bfb\u53d6<\/li>\n<\/ul>\n<\/li>\n<li>\u5728<code>config.Load()<\/code>\u4e4b\u524d\u8bbe\u7f6e\u914d\u7f6e\uff0c\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n<pre><code>func main() {  hessian.RegisterPOJO(&amp;User{})  providerConfig := config.ProviderConfig{}  yaml.Unmarshal([]byte(providerConfigStr), &amp;providerConfig)  config.SetProviderConfig(providerConfig)  defaultServerConfig := dubbo.GetDefaultServerConfig()  dubbo.SetServerConfig(defaultServerConfig)  logger.SetLoggerLevel(\"warn\") \/\/ info,warn  config.Load()  select {  } } <\/code><\/pre>\n<h4>1.5.2 \u5ba2\u6237\u7aef\u81ea\u5b9a\u4e49\u914d\u7f6e\u6587\u4ef6<\/h4>\n<ol>\n<li>var consumerConfigStr = <code>xxxxx<\/code>\/\/ \u914d\u7f6e\u6587\u4ef6\u5185\u5bb9\uff0c\u53ef\u4ee5\u53c2\u8003log \u548c client\n<ul>\n<li>\u5728\u8fd9\u91cc\u4f60\u53ef\u4ee5\u5b9a\u4e49\u914d\u7f6e\u6587\u4ef6\u7684\u83b7\u53d6\u65b9\u5f0f\uff0c\u6bd4\u5982\u914d\u7f6e\u4e2d\u5fc3\uff0c\u672c\u5730\u6587\u4ef6\u8bfb\u53d6<\/li>\n<\/ul>\n<\/li>\n<li>\u5728<code>config.Load()<\/code>\u4e4b\u524d\u8bbe\u7f6e\u914d\u7f6e\uff0c\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n<pre><code>func main() {      p := config.ConsumerConfig{}      yaml.Unmarshal([]byte(consumerConfigStr), &amp;p)      config.SetConsumerConfig(p)      defaultClientConfig := dubbo.GetDefaultClientConfig()      dubbo.SetClientConf(defaultClientConfig)      logger.SetLoggerLevel(\"warn\") \/\/ info,warn      config.Load()       user := &amp;User{}      err := userProvider.GetUser(context.TODO(), []interface{}{\"A001\"}, user)      if err != nil {          log.Print(err)          return      }   log.Print(user) } <\/code><\/pre>\n<h1>2. server \u7aef\uff1a<\/h1>\n<p> <\/p>\n<p>\u670d\u52a1\u66b4\u9732\u8fc7\u7a0b\u6d89\u53ca\u5230\u591a\u6b21\u539f\u59cb rpcService \u7684\u5c01\u88c5\u3001\u66b4\u9732\uff0c\u7f51\u4e0a\u5176\u4ed6\u6587\u7ae0\u7684\u56fe\u611f\u89c9\u592a\u8fc7\u7b3c\u7edf\uff0c\u6211\u7b80\u8981\u7684\u7ed8\u5236\u4e86\u4e00\u4e2a\u7528\u6237\u5b9a\u4e49\u670d\u52a1\u7684\u6570\u636e\u6d41\u56fe<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac49cdae9f.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<h3>2.1 \u52a0\u8f7d\u914d\u7f6e<\/h3>\n<h4>2.1.1 \u6846\u67b6\u521d\u59cb\u5316<\/h4>\n<p>\u5728\u52a0\u8f7d\u914d\u7f6e\u4e4b\u524d\uff0c\u6846\u67b6\u63d0\u4f9b\u4e86\u5f88\u591a\u5df2\u5b9a\u4e49\u597d\u7684\u534f\u8bae\u3001\u5de5\u5382\u7b49\u7ec4\u4ef6\uff0c\u90fd\u4f1a\u5728\u5bf9\u5e94\u6a21\u5757 init \u51fd\u6570\u5185\u6ce8\u518c\u5230 extension \u6a21\u5757\u4e0a\uff0c\u4ee5\u4f9b\u63a5\u4e0b\u6765\u914d\u7f6e\u6587\u4ef6\u4e2d\u8fdb\u884c\u9009\u7528\u3002 \u5176\u4e2d\u91cd\u8981\u7684\u6709\uff1a<\/p>\n<ol>\n<li>\u9ed8\u8ba4\u51fd\u6570\u4ee3\u7406\u5de5\u5382 common\/proxy\/proxy_factory\/default.go<\/li>\n<\/ol>\n<pre><code>func init() {  extension.SetProxyFactory(\"default\", NewDefaultProxyFactory) } <\/code><\/pre>\n<p>\u4ed6\u7684\u4f5c\u7528\u662f\u5c06\u539f\u59cb rpc-service \u8fdb\u884c\u5c01\u88c5\uff0c\u5f62\u6210 proxy_invoker\uff0c\u66f4\u6613\u4e8e\u5b9e\u73b0\u8fdc\u7a0b call \u8c03\u7528\uff0c\u8be6\u60c5\u53ef\u89c1\u5176 invoke \u51fd\u6570\u3002<\/p>\n<ol>\n<li>\u6ce8\u518c\u4e2d\u5fc3\u6ce8\u518c\u534f\u8bae registry\/protocol\/protocol.go<\/li>\n<\/ol>\n<pre><code>func init() {  extension.SetProtocol(\"registry\", GetProtocol) } <\/code><\/pre>\n<p>\u4ed6\u8d1f\u8d23\u5728\u5c06 invoker \u66b4\u9732\u7ed9\u5bf9\u5e94\u6ce8\u518c\u4e2d\u5fc3\uff0c\u6bd4\u5982 zk \u6ce8\u518c\u4e2d\u5fc3\u3002<\/p>\n<ol>\n<li>zookeeper \u6ce8\u518c\u534f\u8bae registry\/zookeeper\/zookeeper.go<\/li>\n<\/ol>\n<pre><code>func init() {  extension.SetRegistry(\"zookeeper\", newZkRegistry) } <\/code><\/pre>\n<p>\u4ed6\u5408\u5e76\u4e86 base_resiger\uff0c\u8d1f\u8d23\u5728\u670d\u52a1\u66b4\u9732\u8fc7\u7a0b\u4e2d\uff0c\u5c06\u670d\u52a1\u6ce8\u518c\u5728 zookeeper \u6ce8\u518c\u5668\u4e0a\uff0c\u4ece\u800c\u4e3a\u8c03\u7528\u8005\u63d0\u4f9b\u8c03\u7528\u65b9\u6cd5\u3002<\/p>\n<ol>\n<li>dubbo \u4f20\u8f93\u534f\u8bae protocol\/dubbo\/dubbo.go<\/li>\n<\/ol>\n<pre><code>func init() {  extension.SetProtocol(DUBBO, GetProtocol) } <\/code><\/pre>\n<p>\u4ed6\u8d1f\u8d23\u76d1\u542c\u5bf9\u5e94\u7aef\u53e3\uff0c\u5c06\u5177\u4f53\u7684\u670d\u52a1\u66b4\u9732\uff0c\u5e76\u542f\u52a8\u5bf9\u5e94\u7684\u4e8b\u4ef6 handler\uff0c\u5c06\u8fdc\u7a0b\u8c03\u7528\u7684 event \u4e8b\u4ef6\u4f20\u9012\u5230 invoker \u5185\u90e8\uff0c\u8c03\u7528\u672c\u5730 invoker \u5e76\u83b7\u5f97\u6267\u884c\u7ed3\u679c\u8fd4\u56de\u3002<\/p>\n<ol>\n<li>filter \u5305\u88c5\u8c03\u7528\u94fe\u534f\u8bae protocol\/protocolwrapper\/protocol_filter_wrapper.go<\/li>\n<\/ol>\n<pre><code>func init() {  extension.SetProtocol(FILTER, GetProtocol) } <\/code><\/pre>\n<p>\u4ed6\u8d1f\u8d23\u5728\u670d\u52a1\u66b4\u9732\u8fc7\u7a0b\u4e2d\uff0c\u5c06\u4ee3\u7406 invoker \u6253\u5305\uff0c\u901a\u8fc7\u914d\u7f6e\u597d\u7684 filter \u5f62\u6210\u8c03\u7528\u94fe\uff0c\u5e76\u4ea4\u4ed8\u7ed9 dubbo \u534f\u8bae\u8fdb\u884c\u66b4\u9732\u3002 \u4e0a\u8ff0\u63d0\u524d\u6ce8\u518c\u597d\u7684\u6846\u67b6\u5df2\u5b9e\u73b0\u7684\u7ec4\u4ef6\uff0c\u5728\u6574\u4e2a\u670d\u52a1\u66b4\u9732\u8c03\u7528\u94fe\u4e2d\u90fd\u4f1a\u7528\u5230\uff0c\u4f1a\u6839\u636e\u914d\u7f6e\u53d6\u5176\u6240\u9700\u3002<\/p>\n<h4>2.1.2 \u914d\u7f6e\u6587\u4ef6<\/h4>\n<p>\u670d\u52a1\u7aef\u9700\u8981\u7684\u91cd\u8981\u914d\u7f6e\u6709\u4e09\u4e2a\u5b57\u6bb5\uff1aservices \u3001protocols \u3001registries profiles\/dev\/server.yaml:<\/p>\n<pre><code>registries :   \"demoZk\":     protocol: \"zookeeper\"     timeout : \"3s\"     address: \"127.0.0.1:2181\" services:   \"UserProvider\":     # \u53ef\u4ee5\u6307\u5b9a\u591a\u4e2a registry\uff0c\u4f7f\u7528\u9017\u53f7\u9694\u5f00;\u4e0d\u6307\u5b9a\u9ed8\u8ba4\u5411\u6240\u6709\u6ce8\u518c\u4e2d\u5fc3\u6ce8\u518c     registry: \"demoZk\"     protocol : \"dubbo\"     # \u76f8\u5f53\u4e8e dubbo.xml \u4e2d\u7684 interface     interface : \"com.ikurento.user.UserProvider\"     loadbalance: \"random\"     warmup: \"100\"     cluster: \"failover\"     methods:     - name: \"GetUser\"       retries: 1       loadbalance: \"random\" protocols:   \"dubbo\":     name: \"dubbo\"     port: 20000 <\/code><\/pre>\n<p>\u5176\u4e2d service \u6307\u5b9a\u4e86\u8981\u66b4\u9732\u7684 rpc-service \u540d\uff08&#8221;UserProvider \uff09\uff0c\u66b4\u9732\u7684\u534f\u8bae\u540d\uff08&#8221;dubbo&#8221;\uff09\uff0c\u6ce8\u518c\u7684\u534f\u8bae\u540d(&#8220;demoZk&#8221;)\uff0c\u66b4\u9732\u7684\u670d\u52a1\u6240\u5904\u7684 interface\uff0c\u8d1f\u8f7d\u5747\u8861\u7b56\u7565\uff0c\u96c6\u7fa4\u5931\u8d25\u7b56\u7565\uff0c\u8c03\u7528\u7684\u65b9\u6cd5\u7b49\u7b49\u3002 \u5176\u4e2d\u4e2d\u95f4\u670d\u52a1\u7684\u534f\u8bae\u540d\u9700\u8981\u548c registries \u4e0b\u7684 mapkey \u5bf9\u5e94\uff0c\u66b4\u9732\u7684\u534f\u8bae\u540d\u9700\u8981\u548c protocols \u4e0b\u7684 mapkey \u5bf9\u5e94 \u53ef\u4ee5\u770b\u5230\u4e0a\u8ff0\u4f8b\u5b50\u4e2d\uff0c\u4f7f\u7528\u4e86 dubbo \u4f5c\u4e3a\u66b4\u9732\u534f\u8bae\uff0c\u4f7f\u7528\u4e86 zookeeper \u4f5c\u4e3a\u4e2d\u95f4\u6ce8\u518c\u534f\u8bae\uff0c\u5e76\u4e14\u7ed9\u5b9a\u4e86\u7aef\u53e3\u3002\u5982\u679c zk \u9700\u8981\u8bbe\u7f6e\u7528\u6237\u540d\u548c\u5bc6\u7801\uff0c\u4e5f\u53ef\u4ee5\u5728\u914d\u7f6e\u4e2d\u5199\u597d\u3002<\/p>\n<h4>2.1.3 \u914d\u7f6e\u6587\u4ef6\u7684\u8bfb\u5165\u548c\u68c0\u67e5<\/h4>\n<p>config\/config_loader.go:: Load() \u5728\u4e0a\u8ff0 example \u7684 main \u51fd\u6570\u4e2d\uff0c\u6709 config.Load()\u51fd\u6570\u7684\u76f4\u63a5\u8c03\u7528\uff0c\u8be5\u51fd\u6570\u6267\u884c\u7ec6\u8282\u5982\u4e0b\uff1a<\/p>\n<pre><code>\/\/ Load Dubbo Init func Load() {  \/\/ init router  initRouter()  \/\/ init the global event dispatcher  extension.SetAndInitGlobalDispatcher(GetBaseConfig().EventDispatcherType)  \/\/ start the metadata report if config set  if err := startMetadataReport(GetApplicationConfig().MetadataType, GetBaseConfig().MetadataReportConfig); err != nil {   logger.Errorf(\"Provider starts metadata report error, and the error is {%#v}\", err)   return  }  \/\/ reference config  loadConsumerConfig()  \/\/ service config  loadProviderConfig()  \/\/ init the shutdown callback  GracefulShutdownInit() } <\/code><\/pre>\n<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u91cd\u70b9\u5173\u5fc3 loadConsumerConfig()\u548c loadProviderConfig()\u4e24\u4e2a\u51fd\u6570 \u5bf9\u4e8e provider \u7aef\uff0c\u53ef\u4ee5\u770b\u5230 loadProviderConfig()\u51fd\u6570\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4a20a2f3.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u524d\u534a\u90e8\u5206\u662f\u914d\u7f6e\u7684\u8bfb\u5165\u548c\u68c0\u67e5\uff0c\u8fdb\u5165 for \u5faa\u73af\u540e\uff0c\u662f\u5355\u4e2a service \u7684\u66b4\u9732\u8d77\u59cb\u70b9\u3002 \u524d\u9762\u63d0\u5230\uff0c\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u5df2\u7ecf\u5199\u597d\u4e86\u8981\u66b4\u9732\u7684 service \u7684\u79cd\u79cd\u4fe1\u606f\uff0c\u6bd4\u5982\u670d\u52a1\u540d\u3001interface \u540d\u3001method \u540d\u7b49\u7b49\u3002\u5728\u56fe\u4e2d for \u5faa\u73af\u5185\uff0c\u4f1a\u5c06\u6240\u6709 service \u7684\u670d\u52a1\u4f9d\u6b21\u5b9e\u73b0\u3002 for \u5faa\u73af\u7684\u7b2c\u4e00\u884c\uff0c\u6839\u636e key \u8c03\u7528 GetProviderService \u51fd\u6570\uff0c\u62ff\u5230\u6ce8\u518c\u7684 rpcService \u5b9e\u4f8b\uff0c\u8fd9\u91cc\u5bf9\u5e94\u4e0a\u8ff0\u63d0\u5230\u7684 init \u51fd\u6570\u4e2d\u7528\u6237\u624b\u52a8\u6ce8\u518c\u7684\u81ea\u5df1\u5b9e\u73b0\u7684 rpc-service \u5b9e\u4f8b\uff1a<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4a61ea37.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u8fd9\u4e2a\u5bf9\u8c61\u4e5f\u5c31\u6210\u4e3a\u4e86 for \u5faa\u73af\u4e2d\u7684 rpcService \u53d8\u91cf\uff0c\u5c06\u8fd9\u4e2a\u5bf9\u8c61\u6ce8\u518c\u901a\u8fc7 Implement \u51fd\u6570\u5199\u5230 sys \uff08 ServiceConfig \u7c7b\u578b\uff09\u4e0a\uff0c\u8bbe\u7f6e\u597d sys \u7684 key \u548c\u534f\u8bae\u7ec4\uff0c\u6700\u7ec8\u8c03\u7528\u4e86 sys \u7684 Export \u65b9\u6cd5\u3002 \u6b64\u5904\u5bf9\u5e94\u6d41\u7a0b\u56fe\u7684\u90e8\u5206\uff1a<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4acb18d7.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u81f3\u6b64\uff0c\u6846\u67b6\u914d\u7f6e\u7ed3\u6784\u4f53\u5df2\u7ecf\u62ff\u5230\u4e86\u6240\u6709 service \u6709\u5173\u7684\u914d\u7f6e\uff0c\u4ee5\u53ca\u7528\u6237\u5b9a\u4e49\u597d\u7684 rpc-service \u5b9e\u4f8b\uff0c\u4ed6\u89e6\u53d1\u4e86 Export \u65b9\u6cd5\uff0c\u65e8\u5728\u5c06\u81ea\u5df1\u7684\u5b9e\u4f8b\u66b4\u9732\u51fa\u53bb\u3002\u8fd9\u662f Export \u8c03\u7528\u94fe\u7684\u8d77\u59cb\u70b9\u3002<\/p>\n<h3>2.2 \u539f\u59cb service \u5c01\u88c5\u5165 proxy_invoker<\/h3>\n<p>config\/service_config.go :: Export() \u63a5\u4e0b\u6765\u8fdb\u5165 ServiceConfig.Export()\u51fd\u6570\uff1a \u8fd9\u4e2a\u51fd\u6570\u8fdb\u884c\u4e86\u4e00\u4e9b\u7ec6\u788e\u7684\u64cd\u4f5c\uff0c\u6bd4\u5982\u4e3a\u4e0d\u540c\u7684\u534f\u8bae\u5206\u914d\u968f\u673a\u7aef\u53e3\uff0c\u5982\u679c\u6307\u5b9a\u4e86\u591a\u4e2a\u4e2d\u5fc3\u6ce8\u518c\u534f\u8bae\uff0c\u5219\u4f1a\u5c06\u670d\u52a1\u901a\u8fc7\u591a\u4e2a\u4e2d\u5fc3\u6ce8\u518c\u534f\u8bae\u7684 registryProtocol \u66b4\u9732\u51fa\u53bb\uff0c\u6211\u4eec\u53ea\u5173\u5fc3\u5bf9\u4e8e\u4e00\u4e2a\u6ce8\u518c\u534f\u8bae\u662f\u5982\u4f55\u64cd\u4f5c\u7684\u3002\u8fd8\u6709\u4e00\u4e9b\u64cd\u4f5c\u6bd4\u5982\u751f\u6210\u8c03\u7528 url \u548c\u6ce8\u518c url\uff0c\u7528\u4e8e\u4e3a\u66b4\u9732\u505a\u51c6\u5907\u3002<\/p>\n<h4>2.2.1 \u9996\u5148\u901a\u8fc7\u914d\u7f6e\u751f\u6210\u5bf9\u5e94 registryUrl \u548c serviceUrl<\/h4>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4b40d682.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>registryUrl \u662f\u7528\u6765\u5411\u4e2d\u5fc3\u6ce8\u518c\u7ec4\u4ef6\u53d1\u8d77\u6ce8\u518c\u8bf7\u6c42\u7684\uff0c\u5bf9\u4e8e zookeeper \u7684\u8bdd\uff0c\u4f1a\u4f20\u5165\u5176 ip \u548c\u7aef\u53e3\u53f7\uff0c\u4ee5\u53ca\u9644\u52a0\u7684\u7528\u6237\u540d\u5bc6\u7801\u7b49\u4fe1\u606f \u8fd9\u4e2a regUrl \u76ee\u524d\u53ea\u5b58\u6709\u6ce8\u518c\uff08 zk \uff09\u76f8\u5173\u4fe1\u606f\uff0c\u540e\u7eed\u4f1a\u8865\u5199\u5165 ServiceIvk\uff0c\u5373\u670d\u52a1\u8c03\u7528\u76f8\u5173\u4fe1\u606f\uff0c\u91cc\u9762\u5305\u542b\u4e86\u65b9\u6cd5\u540d\uff0c\u53c2\u6570\u7b49&#8230;<\/p>\n<h4>2.2.2 \u5bf9\u4e8e\u4e00\u4e2a\u6ce8\u518c\u534f\u8bae\uff0c\u5c06\u4f20\u5165\u7684 rpc-service \u5b9e\u4f8b\u6ce8\u518c\u5728 common.ServiceMap<\/h4>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4b7c29b3.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u8fd9\u4e2a Register \u51fd\u6570\u5c06\u670d\u52a1\u5b9e\u4f8b\u6ce8\u518c\u4e86\u4e24\u6b21\uff0c\u4e00\u6b21\u662f\u4ee5 Interface \u4e3a key \u5199\u5165\u63a5\u53e3\u670d\u52a1\u7ec4\u5185\uff0c\u4e00\u6b21\u662f\u4ee5 interface \u548c proto \u4e3a key \u5199\u5165\u7279\u5b9a\u7684\u4e00\u4e2a\u552f\u4e00\u7684\u670d\u52a1\u3002 \u540e\u7eed\u4f1a\u4ece common.Map \u91cc\u9762\u53d6\u51fa\u6765\u8fd9\u4e2a\u5b9e\u4f8b\u3002<\/p>\n<h4>2.2.3 \u83b7\u53d6\u9ed8\u8ba4\u4ee3\u7406\u5de5\u5382\uff0c\u5c06\u5b9e\u4f8b\u5c01\u88c5\u5165\u4ee3\u7406 invoker<\/h4>\n<pre><code>\/\/ \u62ff\u5230\u4e00\u4e2a proxyInvoker\uff0c\u8fd9\u4e2a invoker \u7684 url \u662f\u4f20\u5165\u7684 regUrl\uff0c\u8fd9\u4e2a\u5730\u65b9\u5c06\u4e0a\u9762\u6ce8\u518c\u7684 service \u5b9e\u4f8b\u5c01\u88c5\u6210\u4e86 invoker \/\/ \u8fd9\u4e2a GetProxyFactory \u8fd4\u56de\u7684\u9ed8\u8ba4\u662f common\/proxy\/proxy_factory\/default.go \/\/ \u8fd9\u4e2a\u9ed8\u8ba4\u5de5\u5382\u8c03\u7528 GetInvoker \u83b7\u5f97\u9ed8\u8ba4\u7684 proxyInvoker\uff0c\u4fdd\u5b58\u4e86\u5f53\u524d\u6ce8\u518c url invoker := extension.GetProxyFactory(providerConfig.ProxyFactory).GetInvoker(*regUrl) \/\/ \u66b4\u9732\u51fa\u6765 \u751f\u6210 exporter,\u5f00\u542f tcp \u76d1\u542c \/\/ \u8fd9\u91cc\u5c31\u8be5\u8df3\u5230 registry\/protocol\/protocol.go registryProtocol \u8c03\u7528\u7684 Export\uff0c\u5c06\u5f53\u524d proxyInvoker \u5bfc\u51fa exporter = c.cacheProtocol.Export(invoker) <\/code><\/pre>\n<p>\u8fd9\u4e00\u6b65\u7684 GetProxyFactory(&#8220;default&#8221;)\u65b9\u6cd5\u83b7\u53d6\u9ed8\u8ba4\u4ee3\u7406\u5de5\u5382\uff0c\u901a\u8fc7\u4f20\u5165\u4e0a\u8ff0\u6784\u9020\u7684 regUrl\uff0c\u5c06 url \u5c01\u88c5\u5165\u4ee3\u7406 invoker \u3002 \u53ef\u4ee5\u8fdb\u5165 common\/proxy\/proxy_factory\/default.go::ProxyInvoker.Invoke()\u51fd\u6570\u91cc\uff0c\u770b\u5230\u5bf9\u4e8e common.Map \u53d6\u7528\u4e3a svc \u7684\u90e8\u5206\uff0c\u4ee5\u53ca\u5173\u4e8e svc \u5bf9\u5e94 Method \u7684\u5b9e\u9645\u8c03\u7528 Call \u7684\u51fd\u6570\u5982\u4e0b\uff1a<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4bca51c9.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u5230\u8fd9\u91cc\uff0c\u4e0a\u9762 GetInvoker(*regUrl)\u8fd4\u56de\u7684 invoker \u5373\u4e3a proxy_invoker\uff0c\u4ed6\u5c01\u88c5\u597d\u4e86\u7528\u6237\u5b9a\u4e49\u7684 rpc_service\uff0c\u5e76\u5c06\u5177\u4f53\u7684\u8c03\u7528\u903b\u8f91\u5c01\u88c5\u5165\u4e86 Invoke \u51fd\u6570\u5185\u3002<\/p>\n<blockquote>\n<p>\u4e3a\u4ec0\u4e48\u4f7f\u7528 Proxy_invoker \u6765\u8c03\u7528\uff1f \u6211\u8ba4\u4e3a\uff0c\u901a\u8fc7\u8fd9\u4e2a proxy_invoke \u8c03\u7528\u7528\u6237\u7684\u529f\u80fd\u51fd\u6570\uff0c\u8c03\u7528\u65b9\u5f0f\u5c06\u66f4\u52a0\u62bd\u8c61\u5316\uff0c\u53ef\u4ee5\u5728\u4ee3\u7801\u4e2d\u770b\u5230\uff0c\u901a\u8fc7 ins \u548c outs \u6765\u5b9a\u4e49\u5165\u53c2\u548c\u51fa\u53c2\uff0c\u5c06\u6574\u4e2a\u8c03\u7528\u903b\u8f91\u62bd\u8c61\u5316\u4e3a invocation \u7ed3\u6784\u4f53\uff0c\u800c\u5c06\u5177\u4f53\u7684\u51fd\u6570\u540d\u7684\u9009\u62e9\uff0c\u53c2\u6570\u5411\u4e0b\u4f20\u9012\uff0creflect \u53cd\u5c04\u8fc7\u7a0b\u5c01\u88c5\u5728 invoke \u51fd\u6570\u5185\uff0c\u8fd9\u6837\u7684\u8bbe\u8ba1\u66f4\u6709\u5229\u4e8e\u4e4b\u540e\u8fdc\u7a0b\u8c03\u7528\u3002\u6211\u8ba4\u4e3a\u8fd9\u662f dubbo Invoke \u8c03\u7528\u94fe\u7684\u8bbe\u8ba1\u601d\u60f3\u3002<\/p>\n<\/blockquote>\n<p>\u81f3\u6b64\uff0c\u5b9e\u73b0\u4e86\u56fe\u4e2d\u5bf9\u5e94\u7684\u90e8\u5206\uff1a<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4c2d4b89.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<h3>2.3 registry \u534f\u8bae\u5728 zkRegistry \u4e0a\u66b4\u9732\u4e0a\u9762\u7684 proxy_invoker<\/h3>\n<p>\u4e0a\u9762\uff0c\u6211\u4eec\u6267\u884c\u5230\u4e86 exporter = c.cacheProtocol.Export(invoker) \u8fd9\u91cc\u7684 cacheProtocol \u4e3a\u4e00\u5c42\u7f13\u5b58\u8bbe\u8ba1\uff0c\u5bf9\u5e94\u5230\u539f\u59cb\u7684 demo \u4e0a\uff0c\u8fd9\u91cc\u662f\u9ed8\u8ba4\u5b9e\u73b0\u597d\u7684 registryProtocol registry\/protocol\/protocol.go:: Export() \u8fd9\u4e2a\u51fd\u6570\u5185\u6784\u9020\u4e86\u591a\u4e2a EventListener\uff0c\u975e\u5e38\u6709 java \u7684\u8bbe\u8ba1\u611f\u3002 \u6211\u4eec\u53ea\u5173\u5fc3\u670d\u52a1\u66b4\u9732\u7684\u8fc7\u7a0b\uff0c\u5148\u5ffd\u7565\u8fd9\u4e9b\u76d1\u542c\u5668\u3002<\/p>\n<h4>2.3.1 \u83b7\u53d6\u6ce8\u518c url \u548c\u670d\u52a1 url<\/h4>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4c8755bf.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<h4>2.3.2 \u83b7\u53d6\u6ce8\u518c\u4e2d\u5fc3\u5b9e\u4f8b zkRegistry<\/h4>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4ce6ab9a.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u4e00\u5c42\u7f13\u5b58\u64cd\u4f5c\uff0c\u5982\u679c cache \u6ca1\u6709\u9700\u8981\u4ece common \u91cc\u9762\u91cd\u65b0\u62ff zkRegistry<\/p>\n<h4>2.3.3 zkRegistry \u8c03\u7528 Registry \u65b9\u6cd5\uff0c\u5728 zookeeper \u4e0a\u6ce8\u518c dubboPath<\/h4>\n<p>\u4e0a\u8ff0\u62ff\u5230\u4e86\u5177\u4f53\u7684 zkRegistry \u5b9e\u4f8b\uff0c\u8be5\u5b9e\u4f8b\u7684\u5b9a\u4e49\u5728 registry\/zookeeper\/registry.go <img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4d3e0852.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u8be5\u7ed3\u6784\u4f53\u7ec4\u5408\u4e86 registry.BaseRegistry \u7ed3\u6784\uff0cbase \u7ed3\u6784\u5b9a\u4e49\u4e86\u6ce8\u518c\u5668\u57fa\u7840\u7684\u529f\u80fd\u51fd\u6570\uff0c\u6bd4\u5982 Registry \u3001Subscribe \u7b49\uff0c\u4f46\u5728\u8fd9\u4e9b\u9ed8\u8ba4\u5b9a\u4e49\u7684\u51fd\u6570\u5185\u90e8\uff0c\u8fd8\u662f\u4f1a\u8c03\u7528 facade \u5c42\uff08 zkRegistry \u5c42\uff09\u7684\u5177\u4f53\u5b9e\u73b0\u51fd\u6570\uff0c\u8fd9\u4e00\u8bbe\u8ba1\u6a21\u578b\u80fd\u5728\u4fdd\u8bc1\u5df2\u6709\u529f\u80fd\u51fd\u6570\u4e0d\u9700\u8981\u91cd\u590d\u5b9a\u4e49\u7684\u540c\u65f6\uff0c\u5f15\u5165\u5916\u5c42\u51fd\u6570\u7684\u5b9e\u73b0\uff0c\u7c7b\u4f3c\u4e8e\u7ed3\u6784\u4f53\u7ee7\u627f\u5374\u53c8\u590d\u7528\u4e86\u4ee3\u7801\u3002 \u8fd9\u4e00\u8bbe\u8ba1\u6a21\u5f0f\u6211\u8ba4\u4e3a\u503c\u5f97\u5b66\u4e60\u3002 \u6211\u4eec\u67e5\u770b\u4e0a\u8ff0 registry\/protocol\/protocol.go:: Export()\u51fd\u6570\uff0c\u76f4\u63a5\u8c03\u7528\u4e86:<\/p>\n<pre><code>\/\/ 1. \u901a\u8fc7 zk \u6ce8\u518c\u5668\uff0c\u8c03\u7528 Register()\u51fd\u6570\uff0c\u5c06\u5df2\u6709 @[email&#160;protected] \u6ce8\u518c\u5230 zk \u4e0a  err := reg.Register(*registeredProviderUrl) <\/code><\/pre>\n<p>\u5c06\u5df2\u6709 RegistryUrl \u6ce8\u518c\u5230\u4e86 zkRegistry \u4e0a\u3002 \u8fd9\u4e00\u6b65\u8c03\u7528\u4e86 baseRegistry \u7684 Register \u51fd\u6570\uff0c\u8fdb\u800c\u8c03\u7528 zkRegister \u7684 DoRegister \u51fd\u6570\uff0c\u8fdb\u800c\u8c03\u7528\uff1a<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4d7f2a89.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u5728\u8fd9\u4e2a\u51fd\u6570\u91cc\uff0c\u5c06\u5bf9\u5e94 root \u521b\u9020\u4e00\u4e2a\u65b0\u7684\u8282\u70b9<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4de445c1.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u5e76\u4e14\u5199\u5165\u5177\u4f53 node \u4fe1\u606f\uff0cnode \u4e3a url \u7ecf\u8fc7 encode \u7684\u7ed3\u679c\uff0c<strong>\u5305\u542b\u4e86\u670d\u52a1\u7aef\u7684\u8c03\u7528\u65b9\u5f0f\u3002<\/strong> \u8fd9\u90e8\u5206\u7684\u4ee3\u7801\u8f83\u4e3a\u590d\u6742\uff0c\u5177\u4f53\u53ef\u4ee5\u770b baseRegistry \u7684 processURL()\u51fd\u6570\u3002 \u81f3\u6b64\uff0c\u5c06\u670d\u52a1\u7aef\u8c03\u7528 url \u6ce8\u518c\u5230\u4e86 zookeeper \u4e0a\uff0c\u800c\u5ba2\u6237\u7aef\u5982\u679c\u60f3\u83b7\u53d6\u5230\u8fd9\u4e2a url\uff0c\u53ea\u9700\u8981\u4f20\u5165\u7279\u5b9a\u7684 dubboPath\uff0c\u5411 zk \u8bf7\u6c42\u5373\u53ef\u3002\u76ee\u524d client \u662f\u53ef\u4ee5\u83b7\u53d6\u5230\u8bbf\u95ee\u65b9\u5f0f\u4e86\uff0c\u4f46\u670d\u52a1\u7aef\u7684\u7279\u5b9a\u670d\u52a1\u8fd8\u6ca1\u6709\u542f\u52a8\uff0c\u8fd8\u6ca1\u6709\u5f00\u542f\u7279\u5b9a\u534f\u8bae\u7aef\u53e3\u7684\u76d1\u542c\uff0c\u8fd9\u4e5f\u662f registry\/protocol\/protocol.go:: Export()\u51fd\u6570\u63a5\u4e0b\u6765\u8981\u505a\u7684\u4e8b\u60c5\uff1a<\/p>\n<h4>2.3.4 proxy_invoker \u5c01\u88c5\u5165 wrapped_invoker\uff0c\u5f97\u5230 filter \u8c03\u7528\u94fe<\/h4>\n<pre><code>\/\/ invoker \u5c01\u88c5\u5165 warppedInvoker wrappedInvoker := newWrappedInvoker(invoker, providerUrl) \/\/ \u7ecf\u8fc7\u4e3a invoker \u589e\u52a0 filter \u8c03\u7528\u94fe\uff0c\u518d\u4f7f\u7528 dubbo \u534f\u8bae Export\uff0c\u5f00\u542f service \u5e76\u4e14\u8fd4\u56de\u4e86 Exporter \u3002 \/\/ export_1 cachedExporter = extension.GetProtocol(protocolwrapper.FILTER).Export(wrappedInvoker) <\/code><\/pre>\n<p>\u65b0\u5efa\u4e00\u4e2a WrappedInvoker\uff0c\u7528\u4e8e\u4e4b\u540e\u94fe\u5f0f\u8c03\u7528 \u62ff\u5230\u63d0\u524d\u5b9e\u73b0\u5e76\u6ce8\u518c\u597d\u7684 ProtocolFilterWrapper\uff0c\u8c03\u7528 Export \u65b9\u6cd5\uff0c\u8fdb\u4e00\u6b65\u66b4\u9732\u3002 protocol\/protocolwrapped\/protocol_filter_wrapper.go:Export()<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4e42a2b2.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>protocol\/protocolwrapped\/protocol_filter_wrapper.go:buildInvokerChain<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4e91a324.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u53ef\u89c1\uff0c\u6839\u636e\u914d\u7f6e\u7684\u5185\u5bb9\uff0c\u901a\u8fc7\u94fe\u5f0f\u8c03\u7528\u7684\u6784\u9020\uff0c\u5c42\u5c42\u5c06 proxy_invoker \u5305\u88f9\u5728\u8c03\u7528\u94fe\u7684\u6700\u5e95\u90e8\uff0c\u6700\u7ec8\u8fd4\u56de\u4e00\u4e2a\u8c03\u7528\u94fe invoker \u3002 \u5bf9\u5e94\u56fe\u4e2d\u90e8\u5206\uff1a<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4ee9fdb7.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u81f3\u6b64\uff0c\u6211\u4eec\u5df2\u7ecf\u62ff\u5230 filter \u8c03\u7528\u94fe\uff0c\u671f\u5f85\u5c06\u8fd9\u4e2a chain \u66b4\u9732\u5230\u7279\u5b9a\u7aef\u53e3\uff0c\u7528\u4e8e\u76f8\u5e94\u8bf7\u6c42\u4e8b\u4ef6<\/p>\n<h4>2.3.5 \u901a\u8fc7 dubbo \u534f\u8bae\u66b4\u9732 wrapped_invoker<\/h4>\n<p>protocol\/protocolwrapped\/protocol_filter_wrapper.go:Export()<\/p>\n<pre><code>\/\/ \u901a\u8fc7 dubbo \u534f\u8bae Export  dubbo_protocol \u8c03\u7528\u7684 export_2  return pfw.protocol.Export(invoker) <\/code><\/pre>\n<p>\u56de\u5230\u4e0a\u8ff0 Export \u51fd\u6570\u7684\u6700\u540e\u4e00\u884c\uff0c\u8c03\u7528\u4e86 dubboProtocol \u7684 Export \u65b9\u6cd5\uff0c\u5c06\u4e0a\u8ff0 chain \u771f\u6b63\u66b4\u9732\u3002 \u8be5 Export \u65b9\u6cd5\u7684\u5177\u4f53\u5b9e\u73b0\u5728 protocol\/dubbo\/dubbo_protocol.go: Export()<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4f492595.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u8fd9\u4e00\u51fd\u6570\u505a\u4e86\u4e24\u4e2a\u4e8b\u60c5\uff1a\u6784\u9020\u89e6\u53d1\u5668\u3001\u542f\u52a8\u670d\u52a1<\/p>\n<ol>\n<li>\n<p>\u5c06\u4f20\u5165\u7684 Invoker \u8c03\u7528 chain \u8fdb\u4e00\u6b65\u5c01\u88c5\uff0c\u5c01\u88c5\u6210\u4e00\u4e2a exporter\uff0c\u518d\u5c06\u8fd9\u4e2a export \u653e\u5165 map \u4fdd\u5b58\u3002<strong>\u6ce8\u610f\uff01\u8fd9\u91cc\u6602 exporter \u653e\u5165\u4e86 SetExporterMap \u4e2d\uff0c\u5728\u4e0b\u9762\u670d\u52a1\u542f\u52a8\u7684\u65f6\u5019\uff0c\u4f1a\u4ee5\u6ce8\u518c\u4e8b\u4ef6\u76d1\u542c\u5668\u7684\u5f62\u5f0f\u5c06\u8fd9\u4e2a exporter \u53d6\u51fa\uff01<\/strong><\/p>\n<\/li>\n<li>\n<p>\u8c03\u7528 dubboProtocol \u7684 openServer \u65b9\u6cd5\uff0c\u5f00\u542f\u4e00\u4e2a\u9488\u5bf9\u7279\u5b9a\u7aef\u53e3\u7684\u76d1\u542c<\/p>\n<\/li>\n<\/ol>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4fab7af8.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u4e00\u4e2a Session \u88ab\u4f20\u5165\uff0c\u5f00\u542f\u5bf9\u5e94\u7aef\u53e3\u7684\u4e8b\u4ef6\u76d1\u542c\u3002 \u81f3\u6b64\u6784\u9020\u51fa\u4e86 exporter\uff0c\u5b8c\u6210\u56fe\u4e2d\u90e8\u5206\uff1a<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac4ff53469.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<h3>2.4 \u6ce8\u518c\u89e6\u53d1\u52a8\u4f5c<\/h3>\n<p>\u4e0a\u8ff0\u53ea\u662f\u542f\u52a8\u4e86\u670d\u52a1\uff0c\u4f46\u8fd8\u6ca1\u6709\u770b\u5230\u89e6\u53d1\u4e8b\u4ef6\u7684\u7ec6\u8282\uff0c\u70b9\u8fdb\u4e0a\u9762\u7684 s.newSession \u53ef\u4ee5\u770b\u5230\uff0cdubbo \u534f\u8bae\u4e3a\u4e00\u4e2a getty \u7684 session \u9ed8\u8ba4\u4f7f\u7528\u4e86\u5982\u4e0b\u914d\u7f6e<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac505cef52.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u5176\u4e2d\u5f88\u91cd\u8981\u7684\u4e00\u4e2a\u914d\u7f6e\u662f EventListener\uff0c\u4f20\u5165\u7684\u662f dubboServer \u7684\u9ed8\u8ba4 rpcHandler protocol\/dubbo\/listener.go:OnMessage() rpcHandler \u6709\u4e00\u4e2a\u5b9e\u73b0\u597d\u7684 OnMessage \u51fd\u6570\uff0c\u6839\u636e getty \u7684 API\uff0c\u5f53 client \u8c03\u7528\u8be5\u7aef\u53e3\u65f6\uff0c\u4f1a\u89e6\u53d1 OnMessage<\/p>\n<pre><code>\/\/ OnMessage notified when RPC server session got any message in connection func (h *RpcServerHandler) OnMessage(session getty.Session, pkg interface{}) { <\/code><\/pre>\n<p>\u8fd9\u4e00\u51fd\u6570\u5b9e\u73b0\u4e86\u5728 getty session \u63a5\u6536\u5230 rpc \u8c03\u7528\u540e\u7684\u4e00\u7cfb\u5217\u5904\u7406\uff1a<\/p>\n<ul>\n<li>\u4f20\u5165\u5305\u7684\u89e3\u6790<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac509c5391.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<ul>\n<li>\u6839\u636e\u8bf7\u6c42\u5305\u6784\u9020\u8bf7\u6c42 url<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac50e1099e.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<ul>\n<li>\u62ff\u5230\u5bf9\u5e94\u8bf7\u6c42 key\uff0c\u627e\u5230\u8981\u88ab\u8c03\u7528\u7684 exporter<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac514c2519.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<ul>\n<li>\u62ff\u5230\u5bf9\u5e94\u7684 Invoker<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac518d4cfe.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<ul>\n<li>\u6784\u9020 invocation<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac51f709ee.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<ul>\n<li>\u8c03\u7528<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac524baa37.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<ul>\n<li>\u8fd4\u56de<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac52ae8767.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<p>\u6574\u4e2a\u88ab\u8c03\u8fc7\u7a0b\u4e00\u6c14\u5475\u6210\u3002\u5b9e\u73b0\u4e86\u4ece getty.Session \u7684\u8c03\u7528\u4e8b\u4ef6\uff0c\u5230\u7ecf\u8fc7\u5c42\u5c42\u5c01\u88c5\u7684 invoker \u7684\u8c03\u7528\u3002 \u81f3\u6b64\uff0c\u4e00\u6b21 rpc \u8c03\u7528\u5f97\u4ee5\u6b63\u786e\u8fd4\u56de\u3002<\/p>\n<h1>3. \u5c0f\u7ed3<\/h1>\n<p> <\/p>\n<ul>\n<li>\u5173\u4e8e Invoker \u7684\u5c42\u5c42\u5c01\u88c5 \u80fd\u628a\u4e00\u6b21\u8c03\u7528\u62bd\u8c61\u6210\u4e00\u6b21 invoke\uff0c\u80fd\u628a\u4e00\u4e2a\u534f\u8bae\u62bd\u8c61\u6210\u9488\u5bf9 invoke \u7684\u5c01\u88c5\uff0c\u80fd\u628a\u9488\u5bf9\u4e00\u6b21 invoke \u6240\u505a\u51fa\u7684\u7279\u5b9a\u6539\u53d8\u5c01\u88c5\u5230 invoke \u51fd\u6570\u5185\u90e8\uff0c\u53ef\u4ee5\u964d\u4f4e\u6a21\u5757\u4e4b\u95f4\u7684\u8026\u5408\u6027\u3002\u5c42\u5c42\u5c01\u88c5\u903b\u8f91\u66f4\u52a0\u6e05\u6670<\/li>\n<li>\u5173\u4e8e URL \u7684\u62bd\u8c61 \u5173\u4e8e dubbo \u7684\u7edf\u4e00\u5316\u8bf7\u6c42\u5bf9\u8c61 URL \u7684\u6781\u5ea6\u62bd\u8c61\u662f\u6211\u4e4b\u524d\u6ca1\u6709\u89c1\u8fc7\u7684&#8230; \u6211\u8ba4\u4e3a\u8fd9\u6837\u5c01\u88c5\u80fd\u4fdd\u8bc1\u8bf7\u6c42\u53c2\u6570\u5217\u8868\u7684\u7b80\u5316\u548c\u4e00\u81f4\u3002\u4f46\u6211\u8ba4\u4e3a\u5728\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6ee5\u7528\u6781\u5ea6\u62bd\u8c61\u7684\u63a5\u53e3\u53ef\u80fd\u9020\u6210&#8230;debug \u7684\u56f0\u96be\uff1f\u4ee5\u53ca\u4e0d\u77e5\u9053\u54ea\u4e9b\u5b57\u6bb5\u662f\u5f53\u524d\u5df2\u7ecf\u5c01\u88c5\u597d\u7684\uff0c\u54ea\u4e9b\u5b57\u6bb5\u662f\u65e0\u7528\u7684\u3002<\/li>\n<li>\u5173\u4e8e\u534f\u8bae\u7684\u7406\u89e3 \u4e4b\u524d\u7406\u89e3\u7684\u534f\u8bae\u8fd8\u662f\u592a\u8fc7\u5177\u4f53\u5316\u4e86\uff0c\u800c\u5173\u4e8e dubbo-go \u5bf9\u4e8e dubboProtocol \u7684\u534f\u8bae\uff0c\u6211\u8ba4\u4e3a\u662f\u57fa\u4e8e getty \u7684\u8fdb\u4e00\u6b65\u5c01\u88c5\uff0c\u4ed6\u5b9a\u4e49\u4e86\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\uff0c\u5bf9\u4e8e getty \u7684 session \u5e94\u8be5\u6709\u54ea\u4e9b\u7279\u5b9a\u7684\u64cd\u4f5c\uff0c\u4ece\u800c\u4fdd\u8bc1\u4e3b\u8c03\u548c\u88ab\u8c03\u7684\u534f\u8bae\u4e00\u81f4\u6027\uff0c\u800c\u8fd9\u79cd\u4fdd\u8bc1\u4e5f\u662f\u4e00\u79cd\u534f\u8bae\u7684\u4f53\u73b0\uff0c\u662f\u7531 dubbo \u534f\u8bae\u6765\u89c4\u8303\u7684\u3002<\/li>\n<\/ul>\n<p>\u5982\u679c\u4f60\u6709\u4efb\u4f55\u7591\u95ee\uff0c\u6b22\u8fce\u9489\u9489\u626b\u7801\u52a0\u5165\u4ea4\u6d41\u7fa4 [\u9489\u9489\u7fa4\u53f7 23331795 ] \uff1a<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/11\/20201110_5faac52f5697c.png\" alt=\"Dubbo-go Server \u7aef\u5f00\u542f\u670d\u52a1\u8fc7\u7a0b\" \/><\/p>\n<blockquote>\n<p>\u4f5c\u8005\u7b80\u4ecb<\/p>\n<\/blockquote>\n<p>\u674e\u5fd7\u4fe1 (GitHubID LaurenceLiZhixin)\uff0c\u4e2d\u5c71\u5927\u5b66\u8f6f\u4ef6\u5de5\u7a0b\u4e13\u4e1a\u5728\u6821\u5b66\u751f\uff0c\u64c5\u957f\u4f7f\u7528 Java\/Go \u8bed\u8a00\uff0c\u4e13\u6ce8\u4e8e\u4e91\u539f\u751f\u548c\u5fae\u670d\u52a1\u7b49\u6280\u672f\u65b9\u5411\u3002<\/p>\n<\/p><\/div>\n<div> <b>\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (<span>0<\/span>)        <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<ul>\n<li>\n","protected":false},"excerpt":{"rendered":"<p>Dubbo-go Server \u7aef&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/188237"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=188237"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/188237\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=188237"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=188237"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=188237"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}