{"id":44485,"date":"2023-11-03T02:02:56","date_gmt":"2023-08-15T17:52:42","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e5%b0%9d%e8%af%95%e4%bd%bf%e7%94%a8golang%e5%88%9b%e5%bb%ba%e4%ba%86grpc%e3%80%82wo-changshi-yong-golang-chuangjianle-grpc\/"},"modified":"2024-05-04T07:15:45","modified_gmt":"2024-05-03T23:15:45","slug":"%e6%88%91%e5%b0%9d%e8%af%95%e4%bd%bf%e7%94%a8golang%e5%88%9b%e5%bb%ba%e4%ba%86grpc%e3%80%82wo-changshi-yong-golang-chuangjianle-grpc","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e5%b0%9d%e8%af%95%e4%bd%bf%e7%94%a8golang%e5%88%9b%e5%bb%ba%e4%ba%86grpc%e3%80%82wo-changshi-yong-golang-chuangjianle-grpc\/","title":{"rendered":"\u6211\u5c1d\u8bd5\u4f7f\u7528Golang\u521b\u5efa\u4e86gRPC\u3002(W\u01d2 ch\u00e1ngsh\u00ec y\u00f2ng Golang chu\u00e0ngji\u00e0nle gRPC.)"},"content":{"rendered":"

\u6211\u6b63\u5728\u4f7f\u7528Mac\uff08M1\uff09\u3002<\/p>\n

\u6211\u60f3\u8981\u521b\u5efa\u7684\u670d\u52a1<\/h1>\n

\u5f53\u6211\u53d1\u9001\u59d3\u540d\uff08Cli\uff09\u65f6\uff0c\u4f1a\u6536\u5230\u4e00\u4e9b\u56de\u590d\uff08SV\uff09\u3002
\n\u5177\u4f53\u6765\u8bf4\uff0c\u6211\u5c06\u521b\u5efa\u4ee5\u4e0b\u56db\u4e2a\u65b9\u6cd5\u3002<\/p>\n

    \n
  1. \n
      \u53d1\u9001\u540d\u5b57\u540e\uff0c\u4f1a\u8fd4\u56de\u201c\u4f60\u597d\uff0c\u540d\u5b57\u201d\u3002<\/ol>\n<\/li>\n<\/ol>\n

       <\/p>\n

        \n
      1. \n
          \u53d1\u9001\u540d\u5b57\u540e\uff0c\u4f1a\u8fd4\u56de\u201c\u4f60\u597d\uff0c\u540d\u5b57\uff01\u201d\uff0c\u53d1\u9001\u540d\u5b57\u591a\u6b21\u4f1a\u8fd4\u56de\u201c\u4f60\u597d\uff0c\u540d\u5b571\u3001\u540d\u5b572\u3001\u2026\u201d\u3002<\/ol>\n<\/li>\n<\/ol>\n

           <\/p>\n

            \n
          1. \n
              \u53d1\u9001\u591a\u4e2a\u540d\u5b57\u540e\uff0c\u4f1a\u8fd4\u56de\u76f8\u5e94\u6570\u91cf\u7684\u201c\u4f60\u597d\uff0c\u540d\u5b57\u201d\u3002<\/ol>\n<\/li>\n<\/ol>\n

               <\/p>\n

                \u53d1\u9001\u4efb\u610f\u6570\u91cf\u7684\u540d\u5b57\u540e\uff0c\u4f1a\u8fd4\u56de\u76f8\u540c\u6570\u91cf\u7684\u201c\u4f60\u597d\uff0c\u540d\u5b57\u201d\u3002<\/ol>\n

                gRPC\u662f\u4ec0\u4e48\uff08\u975e\u5e38\u7b80\u5355\u5730\u89e3\u91ca\uff09<\/h1>\n

                \u8fd9\u592a\u597d\u4e86<\/p>\n

                \u76ee\u5f55\u7ed3\u6784<\/h1>\n
                current dir\r\n    \u2514\u2500\u2500hello\r\n          \u251c\u2500\u2500 client\r\n          \u251c\u2500\u2500 proto\r\n          \u2514\u2500\u2500 server\r\n<\/code><\/pre>\n
                \u9996\u5148\u662fProtocol Buffer\u7684\u63cf\u8ff0<\/h1>\n
                \/\/ \u30d0\u30fc\u30b8\u30e7\u30f3<\/span>\r\nsyntax<\/span> =<\/span> \"proto3\"<\/span>;<\/span>\r\n\r\n\/\/ Go\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u540d\u3068\u3057\u3066\u4f7f\u308f\u308c\u308b\u3002<\/span>\r\n\/\/ \u5225Proto\u30d5\u30a1\u30a4\u30eb\u3067\u540c\u3058message\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u305f\u5834\u5408\u306b\u885d\u7a81\u3092\u56de\u907f\u3067\u304d\u308b\u3002<\/span>\r\npackage<\/span> hello<\/span>;<\/span>\r\n\r\n\/\/ Go\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\u30d1\u30b9<\/span>\r\noption<\/span> go_package<\/span> =<\/span> \"github.com\/hirohokke\/grpc-go\/hello\/proto\"<\/span>;<\/span>\r\n\r\n\/\/ \u30ea\u30af\u30a8\u30b9\u30c8\u3092\u5ba3\u8a00\uff08Go\u306estruct\u306e\u3088\u3046\u306a\u3082\u306e)<\/span>\r\nmessage<\/span> HelloRequest<\/span> {<\/span>\r\n    \/\/ \u578b\u3000\u30d5\u30a3\u30fc\u30eb\u30c9\u540d = \u30bf\u30b0;<\/span>\r\n    string<\/span> first_name<\/span> =<\/span> 1<\/span>;<\/span>\r\n}<\/span>\r\n\r\n\/\/ \u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u5ba3\u8a00\uff08Go\u306estruct\u306e\u3088\u3046\u306a\u3082\u306e)<\/span>\r\nmessage<\/span> HelloResponse<\/span> {<\/span>\r\n    string<\/span> result<\/span> =<\/span> 1<\/span>;<\/span>\r\n}<\/span>\r\n\r\n\/\/ \u30b5\u30fc\u30d3\u30b9\u3092\u5ba3\u8a00<\/span>\r\n\/\/ \u3053\u3053\u306b\u5ba3\u8a00\u3055\u308c\u305fRPC\u3092\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u547c\u3073\u51fa\u3059<\/span>\r\nservice<\/span> HelloService<\/span> {<\/span>\r\n    \/\/ \u30ea\u30af\u30a8\u30b9\u30c8\u3092\u6e21\u3057\u3066\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u3059<\/span>\r\n    rpc<\/span> Hello<\/span> (<\/span>HelloRequest<\/span>)<\/span> returns<\/span> (<\/span>HelloResponse<\/span>);<\/span>\r\n    \/\/ \u30ec\u30b9\u30dd\u30f3\u30b9\u306bstream\u3092\u4ed8\u3051\u308b\u3053\u3068\u3067SV\u306f\u8907\u6570\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u305b\u308b<\/span>\r\n    rpc<\/span> HelloAmp<\/span> (<\/span>HelloRequest<\/span>)<\/span> returns<\/span> (<\/span>stream<\/span> HelloResponse<\/span>);<\/span>\r\n    \/\/ \u30ea\u30af\u30a8\u30b9\u30c8\u306bstream\u3092\u4ed8\u3051\u308b\u3053\u3068\u3067\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u8907\u6570\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u6e21\u305b\u308b<\/span>\r\n    rpc<\/span> HelloManyTimes<\/span> (<\/span>stream<\/span> HelloRequest<\/span>)<\/span> returns<\/span> (<\/span>HelloResponse<\/span>);<\/span>\r\n    \/\/ \u30ea\u30af\u30a8\u30b9\u30c8\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u306bstream\u3092\u4ed8\u3051\u308b\u3053\u3068\u3067\u53cc\u65b9\u5411\u3067\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3067\u304d\u308b<\/span>\r\n    rpc<\/span> HelloEveryone<\/span> (<\/span>stream<\/span> HelloRequest<\/span>)<\/span> returns<\/span> (<\/span>stream<\/span> HelloResponse<\/span>);<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                \u8be6\u7ec6\u7684\u4e8b\u60c5\uff0c\u5b98\u65b9\u7684\u6216\u8005\u8fd9\u662f\u65e5\u8bed\u7684\u3002<\/p>\n
                \u5173\u4e8eprotobuf\u7684\u7b80\u5355\u89e3\u91ca\uff1a<\/p>\n
                  \n
                • \n
                    \u30c7\u30fc\u30bf\u3092\u69cb\u9020\u5316\u3057\u3066\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3059\u308b\u305f\u3081\u306e\u3001Google\u306b\u3088\u3063\u3066\u4f5c\u3089\u308c\u305f\u6a5f\u69cb\u3002<\/ul>\n<\/li>\n<\/ul>\n
                     <\/p>\n
                      \n
                    • \n
                        \u30d0\u30a4\u30ca\u30ea\u3067\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3055\u308c\u308b\u306e\u3067\u3001\u30b5\u30a4\u30ba\u304c\u5c0f\u3055\u304fPayload\u304c\u5c0f\u3055\u304f\u3066\u901a\u4fe1\u304c\u65e9\u304f\u306a\u308b\u3002\uff08\u3088\u304f\u4f7f\u308f\u308c\u308bJSON\u3084XML\u306b\u6bd4\u3079\u3066\u2190\u30d7\u30ec\u30fc\u30f3\u30c6\u30ad\u30b9\u30c8\uff09<\/ul>\n<\/li>\n<\/ul>\n
                         <\/p>\n
                          \n
                        • \n
                            \u578b\u5ba3\u8a00\u3059\u308b\u306e\u3067\u3001\u578b\u306e\u5b89\u5168\u6027\u304c\u4fdd\u8a3c\u3055\u308c\u308b\u3002<\/ul>\n<\/li>\n<\/ul>\n
                             <\/p>\n
                              \n
                            • \n
                                \u3044\u308d\u3093\u306a\u8a00\u8a9e\u306b\u5bfe\u5fdc<\/ul>\n<\/li>\n<\/ul>\n
                                 <\/p>\n
                                  etc.<\/ul>\n
                                  protobuf\u7684\u7f16\u8bd1<\/h1>\n
                                  \u9996\u5148\uff0c\u5b89\u88c5protobuf\u3002<\/p>\n
                                  $<\/span> brew install <\/span>protobuf\r\n<\/code><\/pre>\n
                                  \u5b89\u88c5\u9002\u7528\u4e8eGo\u7684protobuf\u8fd0\u884c\u65f6\u3002<\/p>\n
                                  $<\/span> go get -u<\/span> google.golang.org\/grpc\r\n$<\/span> go get -u<\/span> google.golang.org\/grpc\/cmd\/protoc-gen-go-grpc\r\n<\/code><\/pre>\n
                                  \u7f16\u8bd1\u4e3aGo\u53ef\u6267\u884c\u6587\u4ef6<\/p>\n
                                  $<\/span> protoc -Ihello<\/span>\/proto \\<\/span>\r\n         --go_opt=module=github.com\/hirohokke\/grpc-go \\\r\n         --go_out=. \\\r\n         --go-grpc_opt=module=github.com\/hirohokke\/grpc-go\\\r\n         --go-grpc_out=. hello\/proto\/*.proto\r\n<\/span><\/code><\/pre>\n
                                  \u8fd9\u6837\u505a\u7684\u8bdd\uff0c\u4f1a\u5728hello\/proto\u6587\u4ef6\u5939\u4e0b\u751f\u6210Go\u4ee3\u7801\u3002
                                  \nI\u5c31\u50cf\u89e3\u51b3\u4f9d\u8d56\u5173\u7cfb\u4e00\u6837\u3002\u867d\u7136\u8fd9\u6b21\u6ca1\u6709\u3002<\/p>\n
                                  \u521b\u5efa Go \u6587\u4ef6<\/h1>\n
                                  \u7531\u4e8e\u51c6\u5907\u5de5\u4f5c\u5b8c\u6210\uff0c\u521b\u5efaGo\u6587\u4ef6\u3002
                                  \n\u203b\u867d\u7136\u53ef\u80fd\u6ca1\u6709\u8fdb\u884c\u9519\u8bef\u5904\u7406\u7b49\u64cd\u4f5c\uff0c\u8bf7\u4e0d\u8981\u5728\u610f\u3002\u5b83\u53ea\u662f\u968f\u610f\u7684\u3002<\/p>\n
                                  \u670d\u52a1\u5668<\/h2>\n
                                  package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n\tpb<\/span> \"github.com\/hirohokke\/grpc-go\/hello\/proto\"<\/span>\r\n\t\"google.golang.org\/grpc\"<\/span>\r\n\t\"log\"<\/span>\r\n\t\"net\"<\/span>\r\n)<\/span>\r\n\r\n\/\/ gRPC\u30b5\u30fc\u30d0\u30fc\u3067\u53d7\u3051\u4ed8\u3051\u308b\u30a2\u30c9\u30ec\u30b9<\/span>\r\nvar<\/span> addr<\/span> string<\/span> =<\/span> \"0.0.0.0:50051\"<\/span>\r\n\r\n\/\/ gRPC\u30b5\u30fc\u30d0\u30fc\u306e\u69cb\u9020\u4f53\u3092\u5ba3\u8a00<\/span>\r\ntype<\/span> Server<\/span> struct<\/span> {<\/span>\r\n\tpb<\/span>.<\/span>HelloServiceServer<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n\t\/\/ \u6307\u5b9a\u3057\u305f\u30a2\u30c9\u30ec\u30b9\u3067TCP\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u901a\u4fe1\u53d7\u4ed8\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210<\/span>\r\n\tlis<\/span>,<\/span> err<\/span> :=<\/span> net<\/span>.<\/span>Listen<\/span>(<\/span>\"tcp\"<\/span>,<\/span> addr<\/span>)<\/span>\r\n\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"Failed to listen on: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n\t}<\/span>\r\n\r\n\tlog<\/span>.<\/span>Printf<\/span>(<\/span>\"Listen on %s<\/span>\\n<\/span>\"<\/span>,<\/span> addr<\/span>)<\/span>\r\n\r\n\t\/\/ grpc\u30b5\u30fc\u30d0\u30fc\u3092\u751f\u6210\u3057\u3001Hello\u30b5\u30fc\u30d3\u30b9\u3092\u8a2d\u5b9a<\/span>\r\n\ts<\/span> :=<\/span> grpc<\/span>.<\/span>NewServer<\/span>()<\/span>\r\n\tpb<\/span>.<\/span>RegisterHelloServiceServer<\/span>(<\/span>s<\/span>,<\/span> &<\/span>Server<\/span>{})<\/span>\r\n\r\n\t\/\/ \u30b5\u30fc\u30d0\u30fc\u8d77\u52d5<\/span>\r\n\tif<\/span> err<\/span> =<\/span> s<\/span>.<\/span>Serve<\/span>(<\/span>lis<\/span>);<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"Failed to serve: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n\t}<\/span>\r\n}<\/span>\r\n\r\n<\/code><\/pre>\n
                                  \u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u9700\u8981\u5b9e\u73b0\u5728 protobuf \u4e2d\u63cf\u8ff0\u7684 RPC \u670d\u52a1\u3002<\/p>\n
                                  package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n\t\"context\"<\/span>\r\n\t\"fmt\"<\/span>\r\n\tpb<\/span> \"github.com\/hirohokke\/grpc-go\/hello\/proto\"<\/span> \/\/ protobuf\u306e\u30a4\u30f3\u30dd\u30fc\u30c8<\/span>\r\n\t\"io\"<\/span>\r\n\t\"log\"<\/span>\r\n\t\"strings\"<\/span>\r\n)<\/span>\r\n\r\n\/\/ 1. \u540d\u524d\u3092\u9001\u308b\u3068\u3001\u201dHello FirstName\u201d\u3092\u8fd4\u3059<\/span>\r\nfunc<\/span> (<\/span>s<\/span> *<\/span>Server<\/span>)<\/span> Hello<\/span>(<\/span>ctx<\/span> context<\/span>.<\/span>Context<\/span>,<\/span> in<\/span> *<\/span>pb<\/span>.<\/span>HelloRequest<\/span>)<\/span> (<\/span>*<\/span>pb<\/span>.<\/span>HelloResponse<\/span>,<\/span> error<\/span>)<\/span> {<\/span>\r\n\tlog<\/span>.<\/span>Printf<\/span>(<\/span>\"Hello\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3057\u305f: %v<\/span>\\n<\/span>\"<\/span>,<\/span> in<\/span>)<\/span>\r\n\t\/\/ \u3053\u3053\u3067\u306f\u3001\u6587\u5b57\u5217\u3092\u751f\u6210\u3057\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u3059\u3060\u3051\u3002<\/span>\r\n\treturn<\/span> &<\/span>pb<\/span>.<\/span>HelloResponse<\/span>{<\/span>\r\n\t\tResult<\/span>:<\/span> fmt<\/span>.<\/span>Sprintf<\/span>(<\/span>\"Hello %s\"<\/span>,<\/span> in<\/span>.<\/span>FirstName<\/span>),<\/span>\r\n\t},<\/span> nil<\/span>\r\n}<\/span>\r\n\r\n\/\/ 2. !\u304c\u5897\u5e45\u3057\u3066\u8fd4\u3063\u3066\u304f\u308b<\/span>\r\nfunc<\/span> (<\/span>s<\/span> *<\/span>Server<\/span>)<\/span> HelloAmp<\/span>(<\/span>in<\/span> *<\/span>pb<\/span>.<\/span>HelloRequest<\/span>,<\/span> stream<\/span> pb<\/span>.<\/span>HelloService_HelloAmpServer<\/span>)<\/span> error<\/span> {<\/span>\r\n\tlog<\/span>.<\/span>Printf<\/span>(<\/span>\"HelloAmp\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3057\u305f: %v<\/span>\\n<\/span>\"<\/span>,<\/span> in<\/span>)<\/span>\r\n\r\n\tfor<\/span> i<\/span> :=<\/span> 0<\/span>;<\/span> i<\/span> <<\/span> 5<\/span>;<\/span> i<\/span>++<\/span> {<\/span>\r\n\t\t\/\/ \u30ec\u30b9\u30dd\u30f3\u30b9\u4f5c\u6210<\/span>\r\n\t\tres<\/span> :=<\/span> fmt<\/span>.<\/span>Sprintf<\/span>(<\/span>\"Hello %s%s\"<\/span>,<\/span> in<\/span>.<\/span>FirstName<\/span>,<\/span> strings<\/span>.<\/span>Repeat<\/span>(<\/span>\"!\"<\/span>,<\/span> i<\/span>))<\/span>\r\n\r\n\t\t\/\/ \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u9001\u4fe1<\/span>\r\n\t\terr<\/span> :=<\/span> stream<\/span>.<\/span>Send<\/span>(<\/span>&<\/span>pb<\/span>.<\/span>HelloResponse<\/span>{<\/span>Result<\/span>:<\/span> res<\/span>})<\/span>\r\n\t\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"\u30ec\u30b9\u30dd\u30f3\u30b9\u9001\u4fe1\u4e2d\u306b\u30a8\u30e9\u30fc\u304c\u767a\u751f: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n\t\t}<\/span>\r\n\r\n\t}<\/span>\r\n\r\n\treturn<\/span> nil<\/span>\r\n}<\/span>\r\n\r\n\/\/ 3. \u8907\u6570\u56de\u9001\u3089\u308c\u3066\u304f\u308b\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u7d50\u5408\u3057\u3066\u8fd4\u3059<\/span>\r\nfunc<\/span> (<\/span>s<\/span> *<\/span>Server<\/span>)<\/span> HelloManyTimes<\/span>(<\/span>stream<\/span> pb<\/span>.<\/span>HelloService_HelloManyTimesServer<\/span>)<\/span> error<\/span> {<\/span>\r\n\tlog<\/span>.<\/span>Println<\/span>(<\/span>\"HelloManyTimes\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3057\u305f\u3002\"<\/span>)<\/span>\r\n\r\n\tres<\/span> :=<\/span> \"Hello\"<\/span>\r\n\r\n\t\/\/ \u7121\u9650\u30eb\u30fc\u30d7\u3067\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53d7\u3051\u53d6\u308a\u7d9a\u3051\u308b<\/span>\r\n\tfor<\/span> {<\/span>\r\n\t\t\/\/ \u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53d6\u5f97<\/span>\r\n\t\treq<\/span>,<\/span> err<\/span> :=<\/span> stream<\/span>.<\/span>Recv<\/span>()<\/span>\r\n\r\n\t\t\/\/ \u30ea\u30af\u30a8\u30b9\u30c8\u7d42\u7aef\u306e\u5834\u5408\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u9001\u4fe1<\/span>\r\n\t\tif<\/span> err<\/span> ==<\/span> io<\/span>.<\/span>EOF<\/span> {<\/span>\r\n\t\t\treturn<\/span> stream<\/span>.<\/span>SendAndClose<\/span>(<\/span>&<\/span>pb<\/span>.<\/span>HelloResponse<\/span>{<\/span>\r\n\t\t\t\tResult<\/span>:<\/span> res<\/span>,<\/span>\r\n\t\t\t})<\/span>\r\n\t\t}<\/span>\r\n\r\n\t\t\/\/ \u7d42\u7aef\u4ee5\u5916\u306e\u30a8\u30e9\u30fc\u306e\u5834\u5408<\/span>\r\n\t\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"\u30ea\u30af\u30a8\u30b9\u30c8\u8aad\u307f\u53d6\u308a\u3067\u30a8\u30e9\u30fc\u767a\u751f: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n\t\t}<\/span>\r\n\r\n\t\tres<\/span> =<\/span> res<\/span> +<\/span> \" \"<\/span> +<\/span> req<\/span>.<\/span>FirstName<\/span>\r\n\t}<\/span>\r\n}<\/span>\r\n\r\n\/\/ 4. \u30ea\u30af\u30a8\u30b9\u30c8\u3054\u3068\u306b\u8fd4\u4fe1\u3059\u308b<\/span>\r\nfunc<\/span> (<\/span>s<\/span> *<\/span>Server<\/span>)<\/span> HelloEveryone<\/span>(<\/span>stream<\/span> pb<\/span>.<\/span>HelloService_HelloEveryoneServer<\/span>)<\/span> error<\/span> {<\/span>\r\n\tlog<\/span>.<\/span>Println<\/span>(<\/span>\"HelloEveryone\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3057\u305f\"<\/span>)<\/span>\r\n\r\n\tfor<\/span> {<\/span>\r\n\t\t\/\/ stream\u304b\u3089\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53d7\u3051\u53d6\u308a<\/span>\r\n\t\treq<\/span>,<\/span> err<\/span> :=<\/span> stream<\/span>.<\/span>Recv<\/span>()<\/span>\r\n\t\tif<\/span> err<\/span> ==<\/span> io<\/span>.<\/span>EOF<\/span> {<\/span>\r\n\t\t\treturn<\/span> nil<\/span>\r\n\t\t}<\/span>\r\n\t\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"\u30ea\u30af\u30a8\u30b9\u30c8\u8aad\u307f\u53d6\u308a\u4e2d\u306b\u30a8\u30e9\u30fc\u767a\u751f: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n\t\t}<\/span>\r\n\r\n\t\tres<\/span> :=<\/span> fmt<\/span>.<\/span>Sprintf<\/span>(<\/span>\"Hello %s\"<\/span>,<\/span> req<\/span>.<\/span>FirstName<\/span>)<\/span>\r\n\t\t\/\/ stream\u306b\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u9001\u4fe1<\/span>\r\n\t\terr<\/span> =<\/span> stream<\/span>.<\/span>Send<\/span>(<\/span>&<\/span>pb<\/span>.<\/span>HelloResponse<\/span>{<\/span>Result<\/span>:<\/span> res<\/span>})<\/span>\r\n\t\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"\u30ec\u30b9\u30dd\u30f3\u30b9\u9001\u4fe1\u4e2d\u306b\u30a8\u30e9\u30fc\u767a\u751f: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n\t\t}<\/span>\r\n\t}<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                                  \u7136\u540e\u662f\u5ba2\u6237<\/p>\n
                                  \u5ba2\u6237<\/h1>\n
                                  package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n\tpb<\/span> \"github.com\/hirohokke\/grpc-go\/hello\/proto\"<\/span>\r\n\t\"google.golang.org\/grpc\"<\/span>\r\n\t\"google.golang.org\/grpc\/credentials\/insecure\"<\/span>\r\n\t\"log\"<\/span>\r\n)<\/span>\r\n\r\n\/\/ \u4f5c\u6210\u3057\u305fgRPC\u30b5\u30fc\u30d0\u30fc\u306e\u30a2\u30c9\u30ec\u30b9<\/span>\r\nvar<\/span> addr<\/span> string<\/span> =<\/span> \"localhost:50051\"<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n\t\/\/ \u4f5c\u3063\u305f\u30b5\u30fc\u30d0\u30fc\u3068\u306e\u30b3\u30cd\u30af\u30bf\u3092\u4f5c\u6210<\/span>\r\n\t\/\/ ssl\u8a8d\u8a3c\u306a\u3057<\/span>\r\n\tconn<\/span>,<\/span> err<\/span> :=<\/span> grpc<\/span>.<\/span>Dial<\/span>(<\/span>addr<\/span>,<\/span> grpc<\/span>.<\/span>WithTransportCredentials<\/span>(<\/span>insecure<\/span>.<\/span>NewCredentials<\/span>()))<\/span>\r\n\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"\u63a5\u7d9a\u5931\u6557: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n\t}<\/span>\r\n\tdefer<\/span> conn<\/span>.<\/span>Close<\/span>()<\/span>\r\n\r\n\t\/\/ gRPC\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u751f\u6210<\/span>\r\n\tc<\/span> :=<\/span> pb<\/span>.<\/span>NewHelloServiceClient<\/span>(<\/span>conn<\/span>)<\/span>\r\n\r\n\tdoHello<\/span>(<\/span>c<\/span>)<\/span>\r\n\tdoHelloAmp<\/span>(<\/span>c<\/span>)<\/span>\r\n\tdoHelloManyTimes<\/span>(<\/span>c<\/span>)<\/span>\r\n\tdoHelloEveryone<\/span>(<\/span>c<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                                  \u547c\u53eb\u90e8\u5206 (h\u016b b\u00f9 fen)<\/p>\n
                                  package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n\t\"context\"<\/span>\r\n\tpb<\/span> \"github.com\/hirohokke\/grpc-go\/hello\/proto\"<\/span>\r\n\t\"io\"<\/span>\r\n\t\"log\"<\/span>\r\n\t\"time\"<\/span>\r\n)<\/span>\r\n\r\n\/\/ 1. Hello\u547c\u3073\u51fa\u3057<\/span>\r\nfunc<\/span> doHello<\/span>(<\/span>c<\/span> pb<\/span>.<\/span>HelloServiceClient<\/span>)<\/span> {<\/span>\r\n\tlog<\/span>.<\/span>Println<\/span>(<\/span>\"---doHello---\"<\/span>)<\/span>\r\n\r\n\t\/\/ \u30ea\u30af\u30a8\u30b9\u30c8\u3092\u4f5c\u6210<\/span>\r\n\treq<\/span> :=<\/span> &<\/span>pb<\/span>.<\/span>HelloRequest<\/span>{<\/span>FirstName<\/span>:<\/span> \"Hokke\"<\/span>}<\/span>\r\n\r\n\t\/\/ Hello\u30b5\u30fc\u30d3\u30b9\u547c\u3073\u51fa\u3057<\/span>\r\n\tres<\/span>,<\/span> err<\/span> :=<\/span> c<\/span>.<\/span>Hello<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>(),<\/span> req<\/span>)<\/span>\r\n\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"Hello\u306e\u547c\u3073\u51fa\u3057\u3067\u30a8\u30e9\u30fc: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n\t}<\/span>\r\n\tlog<\/span>.<\/span>Printf<\/span>(<\/span>\"%s<\/span>\\n<\/span>\"<\/span>,<\/span> res<\/span>.<\/span>Result<\/span>)<\/span>\r\n}<\/span>\r\n\r\n\/\/ 2. HelloAmp\u547c\u3073\u51fa\u3057<\/span>\r\nfunc<\/span> doHelloAmp<\/span>(<\/span>c<\/span> pb<\/span>.<\/span>HelloServiceClient<\/span>)<\/span> {<\/span>\r\n\tlog<\/span>.<\/span>Println<\/span>(<\/span>\"---doHelloAmp---\"<\/span>)<\/span>\r\n\r\n\t\/\/ \u30ea\u30af\u30a8\u30b9\u30c8\u4f5c\u6210<\/span>\r\n\treq<\/span> :=<\/span> &<\/span>pb<\/span>.<\/span>HelloRequest<\/span>{<\/span>FirstName<\/span>:<\/span> \"Hokke\"<\/span>}<\/span>\r\n\r\n\t\/\/ gRPC\u3068\u306estream\u751f\u6210<\/span>\r\n\tstream<\/span>,<\/span> err<\/span> :=<\/span> c<\/span>.<\/span>HelloAmp<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>(),<\/span> req<\/span>)<\/span>\r\n\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"HelloAmp\u547c\u3073\u51fa\u3057\u3067\u30a8\u30e9\u30fc: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n\t}<\/span>\r\n\r\n\t\/\/ EOF\u304c\u9001\u3089\u308c\u308b\u307e\u3067\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u53d6\u5f97\u3057\u7d9a\u3051\u308b\u305f\u3081\u3001\u7121\u9650\u30eb\u30fc\u30d7<\/span>\r\n\tfor<\/span> {<\/span>\r\n\t\t\/\/ \u30ec\u30b9\u30dd\u30f3\u30b9\u53d6\u5f97<\/span>\r\n\t\tres<\/span>,<\/span> err<\/span> :=<\/span> stream<\/span>.<\/span>Recv<\/span>()<\/span>\r\n\r\n\t\t\/\/ \u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u7d42\u308f\u3063\u305f\u5834\u5408<\/span>\r\n\t\tif<\/span> err<\/span> ==<\/span> io<\/span>.<\/span>EOF<\/span> {<\/span>\r\n\t\t\tbreak<\/span>\r\n\t\t}<\/span>\r\n\r\n\t\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"\u30ec\u30b9\u30dd\u30f3\u30b9\u53d6\u5f97\u3067\u30a8\u30e9\u30fc\u767a\u751f: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n\t\t}<\/span>\r\n\r\n\t\tlog<\/span>.<\/span>Printf<\/span>(<\/span>\"Response is %s<\/span>\\n<\/span>\"<\/span>,<\/span> res<\/span>.<\/span>Result<\/span>)<\/span>\r\n\t}<\/span>\r\n}<\/span>\r\n\r\n\/\/ 3. HelloManyTimes\u547c\u3073\u51fa\u3057<\/span>\r\nfunc<\/span> doHelloManyTimes<\/span>(<\/span>c<\/span> pb<\/span>.<\/span>HelloServiceClient<\/span>)<\/span> {<\/span>\r\n\tlog<\/span>.<\/span>Println<\/span>(<\/span>\"---doHelloManyTimes---\"<\/span>)<\/span>\r\n\r\n\t\/\/ stream\u751f\u6210<\/span>\r\n\tstream<\/span>,<\/span> err<\/span> :=<\/span> c<\/span>.<\/span>HelloManyTimes<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>())<\/span>\r\n\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"HelloManyTimes\u547c\u3073\u51fa\u3057\u3067\u30a8\u30e9\u30fc\"<\/span>)<\/span>\r\n\t}<\/span>\r\n\r\n\t\/\/ \u30ea\u30af\u30a8\u30b9\u30c8\u751f\u6210<\/span>\r\n\treqs<\/span> :=<\/span> []<\/span>*<\/span>pb<\/span>.<\/span>HelloRequest<\/span>{<\/span>\r\n\t\t{<\/span>FirstName<\/span>:<\/span> \"Hokke\"<\/span>},<\/span>\r\n\t\t{<\/span>FirstName<\/span>:<\/span> \"Hiro\"<\/span>},<\/span>\r\n\t\t{<\/span>FirstName<\/span>:<\/span> \"Hoge\"<\/span>},<\/span>\r\n\t}<\/span>\r\n\r\n\t\/\/ \u30ea\u30af\u30a8\u30b9\u30c8\u6570\u5206\u9001\u4fe1<\/span>\r\n\tfor<\/span> _<\/span>,<\/span> req<\/span> :=<\/span> range<\/span> reqs<\/span> {<\/span>\r\n\t\tlog<\/span>.<\/span>Printf<\/span>(<\/span>\"Sending Request: %v<\/span>\\n<\/span>\"<\/span>,<\/span> req<\/span>)<\/span>\r\n\t\tstream<\/span>.<\/span>Send<\/span>(<\/span>req<\/span>)<\/span>\r\n\t}<\/span>\r\n\r\n\tres<\/span>,<\/span> err<\/span> :=<\/span> stream<\/span>.<\/span>CloseAndRecv<\/span>()<\/span>\r\n\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"\u30ec\u30b9\u30dd\u30f3\u30b9\u53d6\u5f97\u3067\u30a8\u30e9\u30fc: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n\t}<\/span>\r\n\r\n\tlog<\/span>.<\/span>Println<\/span>(<\/span>res<\/span>.<\/span>Result<\/span>)<\/span>\r\n}<\/span>\r\n\r\n\/\/ 4. HelloEveryone\u547c\u3073\u51fa\u3057<\/span>\r\nfunc<\/span> doHelloEveryone<\/span>(<\/span>c<\/span> pb<\/span>.<\/span>HelloServiceClient<\/span>)<\/span> {<\/span>\r\n\tlog<\/span>.<\/span>Println<\/span>(<\/span>\"---doHelloEveryone---\"<\/span>)<\/span>\r\n\r\n\tstream<\/span>,<\/span> err<\/span> :=<\/span> c<\/span>.<\/span>HelloEveryone<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>())<\/span>\r\n\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"\u547c\u3073\u51fa\u3057\u3067\u30a8\u30e9\u30fc\"<\/span>)<\/span>\r\n\t}<\/span>\r\n\r\n\treqs<\/span> :=<\/span> []<\/span>*<\/span>pb<\/span>.<\/span>HelloRequest<\/span>{<\/span>\r\n\t\t{<\/span>FirstName<\/span>:<\/span> \"Hokke\"<\/span>},<\/span>\r\n\t\t{<\/span>FirstName<\/span>:<\/span> \"Hiro\"<\/span>},<\/span>\r\n\t\t{<\/span>FirstName<\/span>:<\/span> \"Hoge\"<\/span>},<\/span>\r\n\t}<\/span>\r\n\r\n\t\/\/ \u30b4\u30eb\u30fc\u30c1\u30f3\u3092\u4f7f\u3046\u306e\u3067\u3001\u5f85\u6a5f\u30c1\u30e3\u30cd\u30eb\u3092\u4f7f\u7528<\/span>\r\n\twaitc<\/span> :=<\/span> make<\/span>(<\/span>chan<\/span> struct<\/span>{})<\/span>\r\n\r\n\tgo<\/span> func<\/span>()<\/span> {<\/span>\r\n\t\tfor<\/span> _<\/span>,<\/span> req<\/span> :=<\/span> range<\/span> reqs<\/span> {<\/span>\r\n\t\t\tlog<\/span>.<\/span>Printf<\/span>(<\/span>\"Sending request: %v<\/span>\\n<\/span>\"<\/span>,<\/span> req<\/span>)<\/span>\r\n\t\t\tstream<\/span>.<\/span>Send<\/span>(<\/span>req<\/span>)<\/span>\r\n\t\t\t\/\/ \u308f\u304b\u308a\u3084\u3059\u3044\u3088\u3046\u306b\u3001\uff11s\u5f85\u3064<\/span>\r\n\t\t\ttime<\/span>.<\/span>Sleep<\/span>(<\/span>1<\/span> *<\/span> time<\/span>.<\/span>Second<\/span>)<\/span>\r\n\t\t}<\/span>\r\n\t\tstream<\/span>.<\/span>CloseSend<\/span>()<\/span>\r\n\t}()<\/span>\r\n\r\n\tgo<\/span> func<\/span>()<\/span> {<\/span>\r\n\t\tfor<\/span> {<\/span>\r\n\t\t\tres<\/span>,<\/span> err<\/span> :=<\/span> stream<\/span>.<\/span>Recv<\/span>()<\/span>\r\n\t\t\tif<\/span> err<\/span> ==<\/span> io<\/span>.<\/span>EOF<\/span> {<\/span>\r\n\t\t\t\tbreak<\/span>\r\n\t\t\t}<\/span>\r\n\t\t\tif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n\t\t\t\tlog<\/span>.<\/span>Fatalf<\/span>(<\/span>\"\u30ec\u30b9\u30dd\u30f3\u30b9\u53d6\u5f97\u4e2d\u306b\u30a8\u30e9\u30fc: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n\t\t\t}<\/span>\r\n\t\t\tlog<\/span>.<\/span>Printf<\/span>(<\/span>\"Response is %s<\/span>\\n<\/span>\"<\/span>,<\/span> res<\/span>.<\/span>Result<\/span>)<\/span>\r\n\t\t}<\/span>\r\n\t\tclose<\/span>(<\/span>waitc<\/span>)<\/span>\r\n\t}()<\/span>\r\n\r\n\t<-<\/span>waitc<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                                  \u8fdb\u884c<\/h1>\n
                                  \u521b\u5efa\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u6a21\u5757<\/p>\n
                                  $<\/span> go build -o<\/span> bin\/server .\/hello\/server\r\n$<\/span> go build -o<\/span> bin\/client .\/hello\/client\r\n<\/code><\/pre>\n
                                  \u53ea\u9700\u8981\u6267\u884c\u5c31\u53ef\u4ee5\u4e86<\/p>\n
                                  $<\/span> .\/bin\/server\r\n2023\/04\/26 22:04:55 Listen on 0.0.0.0:50051\r\n<\/span><\/code><\/pre>\n
                                  $<\/span> .\/bin\/client\r\n2023\/04\/26 22:05:03 ---doHello---\r\n2023\/04\/26 22:05:03 Hello Hokke\r\n2023\/04\/26 22:05:03 ---doHelloAmp---\r\n2023\/04\/26 22:05:03 Response is Hello Hokke\r\n2023\/04\/26 22:05:03 Response is Hello Hokke!\r\n2023\/04\/26 22:05:03 Response is Hello Hokke!!\r\n2023\/04\/26 22:05:03 Response is Hello Hokke!!!\r\n2023\/04\/26 22:05:03 Response is Hello Hokke!!!!\r\n2023\/04\/26 22:05:03 ---doHelloManyTimes---\r\n2023\/04\/26 22:05:03 Sending Request: first_name:\"Hokke\"\r\n2023\/04\/26 22:05:03 Sending Request: first_name:\"Hiro\"\r\n2023\/04\/26 22:05:03 Sending Request: first_name:\"Hoge\"\r\n2023\/04\/26 22:05:03 Hello Hokke Hiro Hoge\r\n2023\/04\/26 22:05:03 ---doHelloEveryone---\r\n2023\/04\/26 22:05:03 Sending request: first_name:\"Hokke\"\r\n2023\/04\/26 22:05:03 Response is Hello Hokke\r\n2023\/04\/26 22:05:04 Sending request: first_name:\"Hiro\"\r\n2023\/04\/26 22:05:04 Response is Hello Hiro\r\n2023\/04\/26 22:05:05 Sending request: first_name:\"Hoge\"\r\n2023\/04\/26 22:05:05 Response is Hello Hoge\r\n<\/span><\/code><\/pre>\n
                                  $<\/span> .\/bin\/server \r\n2023\/04\/26 22:04:55 Listen on 0.0.0.0:50051\r\n2023\/04\/26 22:05:03 Hello\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3057\u305f: first_name:\"Hokke\"\r\n2023\/04\/26 22:05:03 HelloAmp\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3057\u305f: first_name:\"Hokke\"\r\n2023\/04\/26 22:05:03 HelloManyTimes\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3057\u305f\u3002\r\n2023\/04\/26 22:05:03 HelloEveryone\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3057\u305f\r\n<\/span><\/code><\/pre>\n
                                  \u5728\u5ba2\u6237\u7aef\u4e00\u6b21\u6027\u8c03\u7528\u670d\u52a1\uff0c\u4f46\u5206\u522b\u8c03\u7528\u66f4\u5bb9\u6613\u7406\u89e3\u5904\u7406\u3002<\/p>\n
                                  \u8d60\u54c1<\/h1>\n
                                  \u5173\u4e8e\u9519\u8bef\u7684\u95ee\u9898<\/h4>\n
                                  \u670d\u52a1\u5668\u53ef\u4ee5\u8fd4\u56de\u9519\u8bef\u7ed9\u5ba2\u6237\u7aef\u3002<\/p>\n
                                  \/\/ \u51e6\u7406<\/span>\r\nif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n    return<\/span> status<\/span>.<\/span>Errorf<\/span>(<\/span>\r\n        codes<\/span>.<\/span>Internal<\/span>,<\/span> \/\/ \u4f8b\uff09\u5185\u90e8\u30a8\u30e9\u30fc<\/span>\r\n        fmt<\/span>.<\/span>Sprinf<\/span>(<\/span>\"\u5185\u90e8\u30a8\u30e9\u30fc\u767a\u751f\"<\/span>),<\/span>\r\n    )<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                                  \/\/ \u4f8b<\/span>\r\nerr<\/span> :=<\/span> callGRPC<\/span>()<\/span>\r\nif<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n    e<\/span>,<\/span> ok<\/span> :=<\/span> status<\/span>.<\/span>FromError<\/span>(<\/span>err<\/span>)<\/span>\r\n    if<\/span> ok<\/span> {<\/span>\r\n        if<\/span> e<\/span>.<\/span>Code<\/span>()<\/span> ==<\/span> codes<\/span>.<\/span>Internal<\/span> {<\/span>\r\n            \/\/ \u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/span>\r\n        }<\/span> else<\/span> {<\/span>\r\n            log<\/span>.<\/span>Fatalf<\/span>(<\/span>\"Unexpected gRPC error: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n        }<\/span>\r\n    }<\/span> else<\/span> {<\/span>\r\n        log<\/span>.<\/span>Fatalf<\/span>(<\/span>\"A non gRPC error: %v<\/span>\\n<\/span>\"<\/span>,<\/span> err<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
                                  \u6211\u6b63\u5728\u4f7f\u7528Mac\uff08M1\uff09\u3002 \u6211\u60f3\u8981\u521b\u5efa\u7684\u670d\u52a1 \u5f53\u6211\u53d1\u9001\u59d3\u540d\uff08Cli\uff09\u65f6\uff0c\u4f1a\u6536\u5230\u4e00\u4e9b\u56de\u590d\uff08SV\uff09\u3002 \u5177\u4f53\u6765\u8bf4\uff0c\u6211 […]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44485","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u6211\u5c1d\u8bd5\u4f7f\u7528Golang\u521b\u5efa\u4e86gRPC\u3002(W\u01d2 ch\u00e1ngsh\u00ec y\u00f2ng Golang chu\u00e0ngji\u00e0nle gRPC.) - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u6211\u5c1d\u8bd5\u4f7f\u7528golang\u521b\u5efa\u4e86grpc\u3002wo-changshi-yong-golang-chuangjianle-grpc\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6211\u5c1d\u8bd5\u4f7f\u7528Golang\u521b\u5efa\u4e86gRPC\u3002(W\u01d2 ch\u00e1ngsh\u00ec y\u00f2ng Golang chu\u00e0ngji\u00e0nle gRPC.)\" \/>\n<meta property=\"og:description\" content=\"\u6211\u6b63\u5728\u4f7f\u7528Mac\uff08M1\uff09\u3002 \u6211\u60f3\u8981\u521b\u5efa\u7684\u670d\u52a1 \u5f53\u6211\u53d1\u9001\u59d3\u540d\uff08Cli\uff09\u65f6\uff0c\u4f1a\u6536\u5230\u4e00\u4e9b\u56de\u590d\uff08SV\uff09\u3002 \u5177\u4f53\u6765\u8bf4\uff0c\u6211 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u6211\u5c1d\u8bd5\u4f7f\u7528golang\u521b\u5efa\u4e86grpc\u3002wo-changshi-yong-golang-chuangjianle-grpc\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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