{"id":44202,"date":"2022-11-24T07:59:49","date_gmt":"2024-02-14T08:14:35","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e5%b0%9d%e8%af%95%e4%ba%86%e8%a7%a3grpc%e5%85%a5%e9%97%a8%e3%80%82\/"},"modified":"2024-04-29T02:15:03","modified_gmt":"2024-04-28T18:15:03","slug":"%e6%88%91%e5%b0%9d%e8%af%95%e4%ba%86%e8%a7%a3grpc%e5%85%a5%e9%97%a8%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e5%b0%9d%e8%af%95%e4%ba%86%e8%a7%a3grpc%e5%85%a5%e9%97%a8%e3%80%82\/","title":{"rendered":"\u6211\u5c1d\u8bd5\u4e86\u89e3gRPC\u5165\u95e8"},"content":{"rendered":"<h2>\u8bf7\u53c2\u8003\u8fd9\u4efd\u6587\u4ef6\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">https:\/\/developers.google.com\/protocol-buffers\/docs\/overview<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">https:\/\/grpc.io\/docs\/languages\/go\/quickstart\/<\/ul>\n<h2>\u9700\u8981\u7684\u5de5\u5177 de<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">golang<\/ul>\n<\/li>\n<\/ul>\n<p>1.19.2<\/p>\n<p>cli<\/p>\n<p>protobuf<br \/>\ngoenv<\/p>\n<p>go module<\/p>\n<p>google.golang.org\/grpc<\/p>\n<p>go\u306egRPC\u306e\u5b9f\u88c5<\/p>\n<p>google.golang.org\/grpc\/cmd\/protoc-gen-go-grpc<\/p>\n<p>go\u306egrpc\u30b3\u30fc\u30c9\u306e\u751f\u6210\u30c4\u30fc\u30eb<\/p>\n<h2>\u51c6\u5907\u73af\u5883<\/h2>\n<pre class=\"post-pre\"><code><span class=\"nv\">$mkdir<\/span> <span class=\"nv\">$WORKSPACE<\/span>\r\n<span class=\"nv\">$cd<\/span> <span class=\"nv\">$WORKSPACE<\/span>\r\n<span class=\"nv\">$brew<\/span> <span class=\"nb\">install <\/span>protobuf\r\n<span class=\"nv\">$goenv<\/span> <span class=\"nb\">local <\/span>1.19.2\r\n<span class=\"nv\">$go<\/span> mod init grpcexample\r\n<span class=\"nv\">$go<\/span> <span class=\"nb\">install <\/span>google.golang.org\/protobuf\/cmd\/protoc-gen-go@v1.28\r\n<span class=\"nv\">$go<\/span> <span class=\"nb\">install <\/span>google.golang.org\/grpc\/cmd\/protoc-gen-go-grpc@v1.2\r\n<span class=\"nv\">$export<\/span> <span class=\"nv\">PATH<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"<\/span><span class=\"nv\">$PATH<\/span><span class=\"s2\">:<\/span><span class=\"si\">$(<\/span>go <span class=\"nb\">env <\/span>GOPATH<span class=\"si\">)<\/span><span class=\"s2\">\/bin\"<\/span> <span class=\"c\">#NOTE: PATH\u304c\u901a\u3063\u3066\u306a\u3051\u308c\u3070\u5b9f\u65bd\u3059\u308b<\/span>\r\n<\/code><\/pre>\n<h2>gRPC\u670d\u52a1\uff08API\uff09\u7684\u5b9a\u4e49<\/h2>\n<p>gRPC\u670d\u52a1\uff08API\uff09\u4f7f\u7528Protocol Buffer\u8fdb\u884c\u5b9a\u4e49\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$mkdir<\/span> <span class=\"nt\">-p<\/span> proto\/helloworld\r\n<span class=\"nv\">$touch<\/span> .\/proto\/helloworld\/helloworld.proto\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"c1\">\/\/ .\/proto\/helloworld\/helloworld.proto<\/span>\r\n<span class=\"na\">syntax<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"proto3\"<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">option<\/span> <span class=\"na\">go_package<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"pkg\/helloworld\"<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"kn\">package<\/span> <span class=\"nn\">helloworld<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"c1\">\/\/ The greeting service definition.<\/span>\r\n<span class=\"kd\">service<\/span> <span class=\"n\">Greeter<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"c1\">\/\/ Sends a greeting<\/span>\r\n  <span class=\"k\">rpc<\/span> <span class=\"n\">SayHello<\/span> <span class=\"p\">(<\/span><span class=\"n\">HelloRequest<\/span><span class=\"p\">)<\/span> <span class=\"k\">returns<\/span> <span class=\"p\">(<\/span><span class=\"n\">HelloReply<\/span><span class=\"p\">)<\/span> <span class=\"p\">{}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c1\">\/\/ The request message containing the user's name.<\/span>\r\n<span class=\"kd\">message<\/span> <span class=\"nc\">HelloRequest<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"kt\">string<\/span> <span class=\"na\">name<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">1<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c1\">\/\/ The response message containing the greetings<\/span>\r\n<span class=\"kd\">message<\/span> <span class=\"nc\">HelloReply<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"kt\">string<\/span> <span class=\"kd\">message<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">1<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<h2>\u751f\u6210 gRPC \u4ee3\u7801<\/h2>\n<p>\u6839\u636e\u5df2\u521b\u5efa\u7684Prot\u6587\u4ef6\u751f\u6210\u4ee3\u7801\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">mkdir<\/span> <span class=\"nt\">-p<\/span> pkg\/helloworld\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">cd <\/span>proto\r\n<span class=\"nv\">$ <\/span>protoc <span class=\"se\">\\<\/span>\r\n  <span class=\"nt\">--go_out<\/span><span class=\"o\">=<\/span>..\/pkg <span class=\"se\">\\<\/span>\r\n  <span class=\"nt\">--go_opt<\/span><span class=\"o\">=<\/span><span class=\"nv\">paths<\/span><span class=\"o\">=<\/span>source_relative <span class=\"se\">\\<\/span>\r\n  <span class=\"nt\">--go-grpc_out<\/span><span class=\"o\">=<\/span>..\/pkg <span class=\"se\">\\<\/span>\r\n  <span class=\"nt\">--go-grpc_opt<\/span><span class=\"o\">=<\/span><span class=\"nv\">paths<\/span><span class=\"o\">=<\/span>source_relative <span class=\"se\">\\<\/span>\r\n  helloworld.proto\r\n<\/code><\/pre>\n<h2>\u670d\u52a1\u5668\u7aef\u4ee3\u7801\u7684\u5b9e\u73b0<\/h2>\n<pre class=\"post-pre\"><code><span class=\"nv\">$mkdir<\/span> server\r\n<span class=\"nv\">$touch<\/span> server\/main.go\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"c\">\/\/ .\/server\/main.go<\/span>\r\n<span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">(<\/span>\r\n\t<span class=\"s\">\"context\"<\/span>\r\n\t<span class=\"s\">\"flag\"<\/span>\r\n\t<span class=\"s\">\"fmt\"<\/span>\r\n\t<span class=\"s\">\"log\"<\/span>\r\n\t<span class=\"s\">\"net\"<\/span>\r\n\r\n\t<span class=\"n\">pb<\/span> <span class=\"s\">\"grpcexample\/pkg\/helloworld\"<\/span>\r\n\r\n\t<span class=\"s\">\"google.golang.org\/grpc\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">var<\/span> <span class=\"p\">(<\/span>\r\n\t<span class=\"n\">port<\/span> <span class=\"o\">=<\/span> <span class=\"n\">flag<\/span><span class=\"o\">.<\/span><span class=\"n\">Int<\/span><span class=\"p\">(<\/span><span class=\"s\">\"port\"<\/span><span class=\"p\">,<\/span> <span class=\"m\">50051<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"The server port\"<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"c\">\/\/ server is used to implement helloworld.GreeterServer.<\/span>\r\n<span class=\"k\">type<\/span> <span class=\"n\">server<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n\t<span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">UnimplementedGreeterServer<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c\">\/\/ SayHello implements helloworld.GreeterServer<\/span>\r\n<span class=\"k\">func<\/span> <span class=\"p\">(<\/span><span class=\"n\">s<\/span> <span class=\"o\">*<\/span><span class=\"n\">server<\/span><span class=\"p\">)<\/span> <span class=\"n\">SayHello<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span> <span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Context<\/span><span class=\"p\">,<\/span> <span class=\"n\">in<\/span> <span class=\"o\">*<\/span><span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">HelloRequest<\/span><span class=\"p\">)<\/span> <span class=\"p\">(<\/span><span class=\"o\">*<\/span><span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">HelloReply<\/span><span class=\"p\">,<\/span> <span class=\"kt\">error<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n\t<span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Received: %v\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">in<\/span><span class=\"o\">.<\/span><span class=\"n\">GetName<\/span><span class=\"p\">())<\/span>\r\n\t<span class=\"k\">return<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">HelloReply<\/span><span class=\"p\">{<\/span><span class=\"n\">Message<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"Hello \"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">in<\/span><span class=\"o\">.<\/span><span class=\"n\">GetName<\/span><span class=\"p\">()},<\/span> <span class=\"no\">nil<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n\t<span class=\"n\">flag<\/span><span class=\"o\">.<\/span><span class=\"n\">Parse<\/span><span class=\"p\">()<\/span>\r\n\t<span class=\"n\">lis<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">net<\/span><span class=\"o\">.<\/span><span class=\"n\">Listen<\/span><span class=\"p\">(<\/span><span class=\"s\">\"tcp\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Sprintf<\/span><span class=\"p\">(<\/span><span class=\"s\">\":%d\"<\/span><span class=\"p\">,<\/span> <span class=\"o\">*<\/span><span class=\"n\">port<\/span><span class=\"p\">))<\/span>\r\n\t<span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n\t\t<span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatalf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"failed to listen: %v\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n\t<span class=\"p\">}<\/span>\r\n\t<span class=\"n\">s<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">grpc<\/span><span class=\"o\">.<\/span><span class=\"n\">NewServer<\/span><span class=\"p\">()<\/span>\r\n\t<span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">RegisterGreeterServer<\/span><span class=\"p\">(<\/span><span class=\"n\">s<\/span><span class=\"p\">,<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">server<\/span><span class=\"p\">{})<\/span>\r\n\t<span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"server listening at %v\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">lis<\/span><span class=\"o\">.<\/span><span class=\"n\">Addr<\/span><span class=\"p\">())<\/span>\r\n\t<span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">s<\/span><span class=\"o\">.<\/span><span class=\"n\">Serve<\/span><span class=\"p\">(<\/span><span class=\"n\">lis<\/span><span class=\"p\">);<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n\t\t<span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatalf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"failed to serve: %v\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n\t<span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h2>\u5ba2\u6237\u7aef\u4ee3\u7801\u7684\u5b9e\u73b0<\/h2>\n<pre class=\"post-pre\"><code><span class=\"nv\">$mkdir<\/span> client\r\n<span class=\"nv\">$touch<\/span> client\/main.go\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n<span class=\"c\">\/\/ .\/client\/main.go<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">(<\/span>\r\n\t<span class=\"s\">\"context\"<\/span>\r\n\t<span class=\"s\">\"flag\"<\/span>\r\n\t<span class=\"s\">\"log\"<\/span>\r\n\t<span class=\"s\">\"time\"<\/span>\r\n\r\n\t<span class=\"s\">\"google.golang.org\/grpc\"<\/span>\r\n\t<span class=\"s\">\"google.golang.org\/grpc\/credentials\/insecure\"<\/span>\r\n\t<span class=\"n\">pb<\/span> <span class=\"s\">\"google.golang.org\/grpc\/examples\/helloworld\/helloworld\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">const<\/span> <span class=\"p\">(<\/span>\r\n\t<span class=\"n\">defaultName<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"world\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">var<\/span> <span class=\"p\">(<\/span>\r\n\t<span class=\"n\">addr<\/span> <span class=\"o\">=<\/span> <span class=\"n\">flag<\/span><span class=\"o\">.<\/span><span class=\"n\">String<\/span><span class=\"p\">(<\/span><span class=\"s\">\"addr\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"localhost:50051\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"the address to connect to\"<\/span><span class=\"p\">)<\/span>\r\n\t<span class=\"n\">name<\/span> <span class=\"o\">=<\/span> <span class=\"n\">flag<\/span><span class=\"o\">.<\/span><span class=\"n\">String<\/span><span class=\"p\">(<\/span><span class=\"s\">\"name\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">defaultName<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"Name to greet\"<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n\t<span class=\"n\">flag<\/span><span class=\"o\">.<\/span><span class=\"n\">Parse<\/span><span class=\"p\">()<\/span>\r\n\t<span class=\"c\">\/\/ Set up a connection to the server.<\/span>\r\n\t<span class=\"n\">conn<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">grpc<\/span><span class=\"o\">.<\/span><span class=\"n\">Dial<\/span><span class=\"p\">(<\/span><span class=\"o\">*<\/span><span class=\"n\">addr<\/span><span class=\"p\">,<\/span> <span class=\"n\">grpc<\/span><span class=\"o\">.<\/span><span class=\"n\">WithTransportCredentials<\/span><span class=\"p\">(<\/span><span class=\"n\">insecure<\/span><span class=\"o\">.<\/span><span class=\"n\">NewCredentials<\/span><span class=\"p\">()))<\/span>\r\n\t<span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n\t\t<span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatalf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"did not connect: %v\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n\t<span class=\"p\">}<\/span>\r\n\t<span class=\"k\">defer<\/span> <span class=\"n\">conn<\/span><span class=\"o\">.<\/span><span class=\"n\">Close<\/span><span class=\"p\">()<\/span>\r\n\t<span class=\"n\">c<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">NewGreeterClient<\/span><span class=\"p\">(<\/span><span class=\"n\">conn<\/span><span class=\"p\">)<\/span>\r\n\r\n\t<span class=\"c\">\/\/ Contact the server and print out its response.<\/span>\r\n\t<span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">cancel<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">WithTimeout<\/span><span class=\"p\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">.<\/span><span class=\"n\">Background<\/span><span class=\"p\">(),<\/span> <span class=\"n\">time<\/span><span class=\"o\">.<\/span><span class=\"n\">Second<\/span><span class=\"p\">)<\/span>\r\n\t<span class=\"k\">defer<\/span> <span class=\"n\">cancel<\/span><span class=\"p\">()<\/span>\r\n\t<span class=\"n\">r<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">c<\/span><span class=\"o\">.<\/span><span class=\"n\">SayHello<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">pb<\/span><span class=\"o\">.<\/span><span class=\"n\">HelloRequest<\/span><span class=\"p\">{<\/span><span class=\"n\">Name<\/span><span class=\"o\">:<\/span> <span class=\"o\">*<\/span><span class=\"n\">name<\/span><span class=\"p\">})<\/span>\r\n\t<span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n\t\t<span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatalf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"could not greet: %v\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n\t<span class=\"p\">}<\/span>\r\n\t<span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Greeting: %s\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">r<\/span><span class=\"o\">.<\/span><span class=\"n\">GetMessage<\/span><span class=\"p\">())<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h2>\u89e3\u51b3 go \u4f9d\u8d56\u6a21\u5757\u95ee\u9898<\/h2>\n<pre class=\"post-pre\"><code><span class=\"nv\">$go<\/span> mod tidy\r\n<\/code><\/pre>\n<h2>\u542f\u52a8\u670d\u52a1\u5668<\/h2>\n<pre class=\"post-pre\"><code><span class=\"nv\">$go<\/span> run server\/main.go\r\n2023\/01\/19 17:22:34 server listening at <span class=\"o\">[<\/span>::]:50051\r\n<\/code><\/pre>\n<h2>\u8fd0\u884c\u5ba2\u6237\u673a<\/h2>\n<p>\u5728\u5176\u4ed6\u8fdb\u7a0b\u4e2d\u6267\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$go<\/span> run client\/main.go\r\n2023\/01\/19 17:23:35 Greeting: Hello world\r\n<\/code><\/pre>\n<h2>\u5982\u679c\u8981\u4f7f\u7528gRPC\u7684\u5ba2\u6237\u7aef\u5de5\u5177<\/h2>\n<h3>\u670d\u52a1\u5668\u53cd\u5c04\u7684\u8bbe\u7f6e<\/h3>\n<p>\u5982\u679c\u4f7f\u7528POSTMAN\u6216grpcurl\u7b49\u5ba2\u6237\u7aef\u5de5\u5177\uff0c\u5219\u53ef\u4ee5\u901a\u8fc7\u4ecegRPC\u670d\u52a1\u5668\u83b7\u53d6\u670d\u52a1\u4fe1\u606f\u6765\u6267\u884c\u3002\u8981\u83b7\u53d6\u670d\u52a1\u4fe1\u606f\uff0c\u9700\u8981\u5bf9\u670d\u52a1\u5668\u8fdb\u884c\u914d\u7f6e\u3002\u5728\u670d\u52a1\u5668\u4ee3\u7801\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"p\">(<\/span>\r\n<span class=\"o\">.<\/span>\r\n<span class=\"s\">\"google.golang.org\/grpc\/reflection\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"o\">.<\/span>\r\n  <span class=\"o\">.<\/span>\r\n  <span class=\"n\">s<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">grpc<\/span><span class=\"o\">.<\/span><span class=\"n\">NewServer<\/span><span class=\"p\">()<\/span>\r\n  <span class=\"n\">reflection<\/span><span class=\"o\">.<\/span><span class=\"n\">Register<\/span><span class=\"p\">(<\/span><span class=\"n\">s<\/span><span class=\"p\">)<\/span>\r\n  <span class=\"o\">.<\/span>\r\n  <span class=\"o\">.<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<h3>\u4ee5 grpcurl \u6267\u884c<\/h3>\n<pre class=\"post-pre\"><code><span class=\"c\"># \u30b5\u30fc\u30d3\u30b9\u30ea\u30b9\u30c8\u306e\u53d6\u5f97<\/span>\r\n<span class=\"nv\">$grpcurl<\/span> <span class=\"nt\">-plaintext<\/span> localhost:50051 list\r\ngrpc.reflection.v1alpha.ServerReflection\r\nhelloworld.Greeter\r\n\r\n<span class=\"c\">#\u3000\u30b5\u30fc\u30d3\u30b9\u306e\u30e1\u30bd\u30c3\u30c9\u30ea\u30b9\u30c8\u53d6\u5f97<\/span>\r\n<span class=\"nv\">$grpcurl<\/span> <span class=\"nt\">-plaintext<\/span> localhost:50051 list helloworld.Greeter\r\nhelloworld.Greeter.SayHello\r\n\r\n<span class=\"c\"># \u30e1\u30bd\u30c3\u30c9\u5b9f\u884c<\/span>\r\n<span class=\"nv\">$grpcurl<\/span> <span class=\"nt\">-plaintext<\/span> localhost:50051 helloworld.Greeter.SayHello\r\n<span class=\"o\">{<\/span>\r\n  <span class=\"s2\">\"message\"<\/span>: <span class=\"s2\">\"Hello \"<\/span>\r\n<span class=\"o\">}<\/span>\r\n\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u8bf7\u53c2\u8003\u8fd9\u4efd\u6587\u4ef6\u3002 https:\/\/developers.google.com\/protocol-buffers [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44202","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast 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