{"id":2285,"date":"2026-10-09T12:00:37","date_gmt":"2026-10-09T03:00:37","guid":{"rendered":"https:\/\/sheltie-garage.xyz\/tech\/?p=2285"},"modified":"2026-10-09T12:00:40","modified_gmt":"2026-10-09T03:00:40","slug":"grpc%e3%81%ab%e8%a7%a6%e3%82%8c%e3%81%a6%e3%81%bf%e3%82%8b","status":"publish","type":"post","link":"https:\/\/sheltie-garage.xyz\/tech\/2026\/10\/grpc%e3%81%ab%e8%a7%a6%e3%82%8c%e3%81%a6%e3%81%bf%e3%82%8b\/","title":{"rendered":"gRPC\u306b\u89e6\u308c\u3066\u307f\u308b"},"content":{"rendered":"\n

\u6c42\u4eba\u60c5\u5831\u3092\u898b\u3066\u3044\u308b\u3068\u3001Go\u8a00\u8a9e\u3092\u5229\u7528\u3057\u305f\u958b\u767a\u73fe\u5834\u3067gRPC\u3092\u5229\u7528\u3057\u305f\u901a\u4fe1\u3082\u30bb\u30c3\u30c8\u3067\u51fa\u3066\u304f\u308b\u3053\u3068\u3082\u591a\u3044\u306a\u3068\u611f\u3058\u308b\u3053\u3068\u304c\u3042\u308a\u3001\u6642\u9593\u304c\u3042\u308b\u7121\u8077\u4e2d\u306b\u89e6\u3063\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f
\u203b\u3061\u306a\u307f\u306b\u5148\u982d\u306bg\u304c\u3064\u3044\u3066\u3044\u308b\u3053\u3068\u304b\u3089Go\u5c02\u7528\u306e\u901a\u4fe1\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u898b\u53d7\u3051\u3089\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u304c\u3001Go\u5c02\u7528\u3068\u3044\u3046\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093<\/p>\n\n\n\n

\u307e\u305a\u306f\u74b0\u5883\u69cb\u7bc9<\/h1>\n\n\n\n

\u4eca\u56de\u306fgrpc.io\u306eQuick Start<\/a>\u306b\u6cbf\u3063\u3066\u6e96\u5099\u3092\u884c\u3044\u307e\u3059<\/p>\n\n\n\n

Go\u8a00\u8a9e\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306f\u3059\u3067\u306b\u5b9f\u65bd\u6e08\u307f\u306e\u305f\u3081\u3001\u4eca\u56de\u306f\u30b9\u30ad\u30c3\u30d7(Go\u672a\u5c0e\u5165\u306e\u65b9\u306f\u4e0a\u8a18Quick Start\u306e\u624b\u9806\u306b\u6cbf\u3063\u3066\u5c0e\u5165\u3057\u3066\u304f\u3060\u3055\u3044)<\/p>\n\n\n\n

Protocol Buffer Compiler\u306e\u5c0e\u5165<\/h3>\n\n\n\n

gRPC\u306fproto\u30d5\u30a1\u30a4\u30eb\u306b\u4ed5\u69d8\u3092\u8a18\u8ff0\u3057\u3001\u30bd\u30fc\u30b9\u3092\u751f\u6210\u3057\u307e\u3059
proto\u30d5\u30a1\u30a4\u30eb\u306e\u30b3\u30f3\u30d1\u30a4\u30e9\u3092\u5c0e\u5165\u3057\u307e\u3059<\/p>\n\n\n\n

https:\/\/protobuf.dev<\/a> \u306e\u4e0b\u90e8\u306bDownload and Install\u306e\u30ea\u30f3\u30af\u304c\u3042\u308b\u306e\u3067\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

GitHub\u306b\u98db\u3076\u306e\u3067\u3001C++\u30e6\u30fc\u30b6\u30fc\u4ee5\u5916\u306e\u30ea\u30f3\u30af\u304b\u3089GitHub\u30ea\u30ea\u30fc\u30b9\u30da\u30fc\u30b8\u3078\u79fb\u52d5\u3057\u307e\u3059<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u30ea\u30ea\u30fc\u30b9\u30da\u30fc\u30b8\u304b\u3089\u81ea\u8eab\u306e\u74b0\u5883\u306e\u30d0\u30a4\u30ca\u30ea\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3059
\u81ea\u5206\u306e\u74b0\u5883\u306fIntel Mac\u306e\u305f\u3081\u3001x86-64\u306e\u30d0\u30a4\u30ca\u30ea\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3057\u305f
(\u4e00\u89a7\u306b\u30d0\u30a4\u30ca\u30ea\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u3001show all\u306e\u30ea\u30f3\u30af\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u30ea\u30b9\u30c8\u3092\u5c55\u958b\u3057\u307e\u3059)<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Go Plugin\u306e\u5c0e\u5165<\/h3>\n\n\n\n

\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059<\/p>\n\n\n\n

go install google.golang.org\/grpc\/cmd\/protoc-gen-go-grpc@latest<\/code><\/pre><\/div>\n\n\n\n
\u74b0\u5883\u5909\u6570\u3092\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3057\u3066\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u8a8d\u8b58\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u307e\u3059<\/p>\n\n\n\n
export PATH="$PATH:$(go env GOPATH)\/bin"<\/code><\/pre><\/div>\n\n\n\n
\u30b5\u30f3\u30d7\u30eb\u3092\u5b9f\u884c\u3057\u3066\u307f\u308b<\/h1>\n\n\n\n
\u4ee5\u4e0b\u306e\u30ea\u30f3\u30af\u304b\u3089\u30ea\u30dd\u30b8\u30c8\u30ea\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3059
(git clone\u3067\u3082ok)<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305fzip\u3092\u5c55\u958b\u3057\u307e\u3059
\u81ea\u5206\u306fAntigravity IDE\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30d5\u30a9\u30eb\u30c0\u306e\u914d\u4e0b\u306b\u5c55\u958b\u3057\u307e\u3057\u305f
\u5c55\u958b\u3057\u305f\u30d5\u30a9\u30eb\u30c0\u5185\u306b\u3042\u308bhelloworld\u3092\u78ba\u8a8d\u3057\u307e\u3059<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\u5b9f\u969b\u306b\u30b5\u30f3\u30d7\u30eb\u3092\u52d5\u304b\u3057\u3066\u307f\u307e\u3059<\/p>\n\n\n\n
\u30bf\u30fc\u30df\u30ca\u30eb\u3092\u30b5\u30fc\u30d0\u7528\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u7528\u30672\u3064\u958b\u304d\u307e\u3059<\/p>\n\n\n\n
\u30bf\u30fc\u30df\u30ca\u30eb\u3067helloworld\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u79fb\u52d5\u3057\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067\u30b5\u30fc\u30d0\u30fc\u3092\u8d77\u52d5\u3057\u307e\u3059<\/p>\n\n\n\n
go run greeter_server\/main.go<\/code><\/pre><\/div>\n\n\n\n
\u3082\u3046\u4e00\u3064\u306e\u30bf\u30fc\u30df\u30ca\u30eb\u3067\u3082\u540c\u69d8\u306bhelloworld\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u79fb\u52d5\u3057\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u5b9f\u884c\u3057\u307e\u3059<\/p>\n\n\n\n
go run greeter_client\/main.go<\/code><\/pre><\/div>\n\n\n\n
\u6b63\u5e38\u306b\u52d5\u4f5c\u3059\u308b\u3068\u3001\u5404\u30bf\u30fc\u30df\u30ca\u30eb\u306b\u305d\u308c\u305e\u308c\u4ee5\u4e0b\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059<\/p>\n\n\n\n
\u30b5\u30fc\u30d0\u30fc\u5074\u5b9f\u884c\u7d50\u679c<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u5b9f\u884c\u7d50\u679c<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\u7121\u4e8bHello World\u304c\u8868\u793a\u3055\u308c\u3001\u30b5\u30fc\u30d0\u30fc\u5074\u3067\u3082\u30ea\u30af\u30a8\u30b9\u30c8\u53d7\u4fe1\u306e\u30ed\u30b0\u304c\u6b8b\u3063\u3066\u3044\u307e\u3057\u305f<\/p>\n\n\n\n
\u30b5\u30f3\u30d7\u30eb\u306e\u4e2d\u8eab\u3092\u898b\u3066\u307f\u3088\u3046<\/h1>\n\n\n\n
HelloWorld\u30b5\u30f3\u30d7\u30eb\u306b\u95a2\u9023\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u30d5\u30a1\u30a4\u30eb\u306f5\u3064\u3067\u3001\u305d\u306e\u3046\u30613\u3064\u304c\u7de8\u96c6(\u4f5c\u6210)\u304c\u5fc5\u8981\u306a\u30d5\u30a1\u30a4\u30eb\u306b\u306a\u308a\u307e\u3059
\u4eba\u304c\u4f5c\u6210\u3059\u308b\u30d5\u30a1\u30a4\u30eb
helloworld.proto
greeter_client\/main.go
greeter_server\/main.go
(\u4ed6\u30d5\u30a1\u30a4\u30eb\u306f\u81ea\u52d5\u751f\u6210)<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
helloworld.proto – \u30b9\u30ad\u30fc\u30de\u5b9a\u7fa9\u30d5\u30a1\u30a4\u30eb<\/h2>\n\n\n\n
proto\u30d5\u30a1\u30a4\u30eb\u306fgRPC\u901a\u4fe1\u3067\u4f7f\u3046\u300c\u30c7\u30fc\u30bf\u306e\u69cb\u9020\u300d\u3084\u300cAPI\u306e\u30e1\u30bd\u30c3\u30c9\uff08\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\uff09\u300d\u3092\u5b9a\u7fa9\u3059\u308b\u8a2d\u8a08\u56f3\uff08\u30b9\u30ad\u30fc\u30de\uff09\u3068\u306a\u3063\u3066\u304a\u308a\u3001\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u5185\u5bb9\u3092\u5143\u306b\u5404\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u5411\u3051\u306e\u8a18\u8ff0\u3092\u751f\u6210\u3057\u307e\u3059<\/p>\n\n\n\n
\u30b5\u30f3\u30d7\u30eb\u306e\u4e2d\u8eab\u3092\u898b\u3066\u3044\u304d\u307e\u3059
\u5404\u30bb\u30af\u30b7\u30e7\u30f3\u306e\u89e3\u8aac\u306f\u30b3\u30e1\u30f3\u30c8\u306b\u3066\u8a18\u8f09\u3057\u3066\u3044\u307e\u3059<\/p>\n\n\n\n
\/\/ Copyright 2015 gRPC authors.\n\/\/\n\/\/ Licensed under the Apache License, Version 2.0 (the "License");\n\/\/ you may not use this file except in compliance with the License.\n\/\/ You may obtain a copy of the License at\n\/\/\n\/\/     http:\/\/www.apache.org\/licenses\/LICENSE-2.0\n\/\/\n\/\/ Unless required by applicable law or agreed to in writing, software\n\/\/ distributed under the License is distributed on an "AS IS" BASIS,\n\/\/ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n\/\/ See the License for the specific language governing permissions and\n\/\/ limitations under the License.\n\n\n\/\/ Protocol Buffers\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u5ba3\u8a00\u3000\u6700\u521d\u306b\u8a18\u8ff0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\uff01\n\/\/ \u8a18\u8ff0\u304c\u306a\u3044\u5834\u5408 proto2\u3068\u3057\u3066\u6271\u308f\u308c\u308b\nsyntax = "proto3";\n\n\/\/ \u8a00\u8a9e\u3054\u3068\u306e\u751f\u6210\u30aa\u30d7\u30b7\u30e7\u30f3\n\/\/ \u3053\u3053\u3067\u751f\u6210\u5f8c\u30b3\u30fc\u30c9\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u540d\u306a\u3069\u3092\u8a2d\u5b9a\u3059\u308b\n\/\/ (\u30d1\u30c3\u30b1\u30fc\u30b8\u540d\u306f\u81ea\u5206\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30d5\u30a9\u30eb\u30c0\u306e\u69cb\u6210\u306b\u5408\u308f\u305b\u3066\u8a2d\u5b9a\u3059\u308b)\noption go_package = "google.golang.org\/grpc\/examples\/helloworld\/helloworld";\noption java_multiple_files = true;\noption java_package = "io.grpc.examples.helloworld";\noption java_outer_classname = "HelloWorldProto";\n\n\/\/ proto\u306e\u540d\u524d\u7a7a\u9593\u3002\u751f\u6210\u3055\u308c\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u8a00\u8a9e\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u3068\u306f\u5225\u7269\u3067\u3001\n\/\/ gRPC\u306e\u901a\u4fe1\u30d1\u30b9\u306e\u4e00\u90e8\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u308b\npackage helloworld;\n\n\/\/ Service\u306f\u30e1\u30bd\u30c3\u30c9\u306e\u96c6\u307e\u308a\u3067\u3001Go\u306einterface\u306b\u76f8\u5f53\u3059\u308b\u5ba3\u8a00\n\/\/ \u3053\u3053\u3067\u8a18\u8f09\u3057\u305f\u30e1\u30bd\u30c3\u30c9\u3092\u3001\u5b9f\u969b\u306b\u5404\u30d7\u30ed\u30b0\u30e9\u30e0\u8a00\u8a9e\u306b\u3066\u5b9f\u88c5\u3059\u308b\n\/\/ \u5f15\u6570\u3068\u623b\u308a\u5024\u306e\u578b\u306f\u3053\u306e\u5f8c\u767b\u5834\u3059\u308bmessage\u306b\u3066\u5b9a\u7fa9\u3059\u308b\n\/\/ The greeting service definition.\nservice Greeter {\n  \/\/ Sends a greeting\n  rpc SayHello (HelloRequest) returns (HelloReply) {}\n}\n\n\/\/ message\u306f\u69cb\u9020\u4f53\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3001\u3084\u308a\u53d6\u308a\u3059\u308b\u30c7\u30fc\u30bf\u306e\u5f62\u5f0f\u3092\u5b9a\u7fa9\u3059\u308b\n\/\/ \u30d5\u30a3\u30fc\u30eb\u30c9\u756a\u53f7\u306f\u4e00\u5ea6\u6c7a\u3081\u305f\u3089\u300c\u5909\u66f4\u306f\u4e0d\u53ef\u300d\u3068\u306a\u308b(\u53e4\u3044\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u306e\u4e92\u63db\u6027\u3092\u4fdd\u3064\u305f\u3081)\n\/\/ The request message containing the user's name.\nmessage HelloRequest {\n  string name = 1;\n}\n\n\/\/ The response message containing the greetings\nmessage HelloReply {\n  string message = 1;\n}\n<\/code><\/pre><\/div>\n\n\n\n
proto\u30d5\u30a1\u30a4\u30eb\u304c\u3067\u304d\u305f\u3089\u3001\u5b9f\u969b\u306b\u30b3\u30fc\u30c9\u3092\u751f\u6210\u3057\u307e\u3059
\u307e\u305a\u306f\u30c4\u30fc\u30eb\u3068\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059<\/p>\n\n\n\n
brew install protobuf<\/code><\/pre><\/div>\n\n\n\n
Go\u30d7\u30e9\u30b0\u30a4\u30f3\u3082\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059<\/p>\n\n\n\n
go install google.golang.org\/protobuf\/cmd\/protoc-gen-go@latest\ngo install google.golang.org\/grpc\/cmd\/protoc-gen-go-grpc@latest<\/code><\/pre><\/div>\n\n\n\n
\u74b0\u5883\u5909\u6570\u3078\u306e\u8ffd\u52a0\u3092\u884c\u3044\u307e\u3059<\/p>\n\n\n\n
# PATH\u306b\u8ffd\u52a0(~\/.bashrc \u306a\u3069\u306b\u66f8\u3044\u3066\u304a\u304f)\nexport PATH="$PATH:$(go env GOPATH)\/bin"<\/code><\/pre><\/div>\n\n\n\n
proto\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3059\u308b\u30d5\u30a9\u30eb\u30c0\u3067\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c
source_relative\u306e\u6307\u5b9a\u306f.proto\u30d5\u30a1\u30a4\u30eb\u306e\u4f4d\u7f6e\u3092\u57fa\u6e96\u306b\u3001\u3069\u306e\u30d1\u30b9\u306b\u751f\u6210\u30d5\u30a1\u30a4\u30eb\u3092\u51fa\u529b\u3059\u308b\u306e\u304b\u3092\u6307\u5b9a\u3059\u308b\u305f\u3081\u306e\u30aa\u30d7\u30b7\u30e7\u30f3
(\u3053\u3053\u3067\u306f.\u6307\u5b9a\u306e\u305f\u3081\u3001\u540c\u4e00\u30d5\u30a9\u30eb\u30c0\u306b\u51fa\u529b\u3055\u308c\u308b)<\/p>\n\n\n\n
protoc \\\n  --go_out=. --go_opt=paths=source_relative \\\n  --go-grpc_out=. --go-grpc_opt=paths=source_relative \\\n  helloworld\/helloworld.proto<\/code><\/pre><\/div>\n\n\n\n
\u4e0a\u8a18\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3001helloworld.pb.go helloworld_grpc.pb.go\u304c\u751f\u6210\u3055\u308c\u3066\u3044\u308c\u3070OK
go mod tidy\u30b3\u30de\u30f3\u30c9\u3092\u5229\u7528\u3057\u3066\u4f9d\u5b58\u6027\u3092\u89e3\u6c7a\u3059\u308c\u3070\u30d3\u30eb\u30c9\u304c\u884c\u306a\u3048\u307e\u3059<\/p>\n\n\n\n
\u30b3\u30fc\u30c9\u3092\u8a18\u8ff0\u3059\u308b(\u30b5\u30fc\u30d0\u30fc)<\/h2>\n\n\n\n
\u81ea\u52d5\u751f\u6210\u3055\u308c\u305f\u30b3\u30fc\u30c9\u3092\u5143\u306b\u30b5\u30fc\u30d0\u30fc\u5074\u3092\u5b9f\u88c5\u3057\u307e\u3059
\u30dd\u30a4\u30f3\u30c8\u306b\u306a\u308b\u90e8\u5206\u306f\u30b3\u30e1\u30f3\u30c8\u3067\u8a18\u8f09\u3057\u3066\u3044\u307e\u3059<\/p>\n\n\n\n
\/*\n *\n * Copyright 2015 gRPC authors.\n *\n * Licensed under the Apache License, Version 2.0 (the "License");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n *     http:\/\/www.apache.org\/licenses\/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an "AS IS" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n *\n *\/\n\n\/\/ Package main implements a server for Greeter service.\npackage main\n\nimport (\n\t"context"\n\t"flag"\n\t"fmt"\n\t"log"\n\t"net"\n\n\t"google.golang.org\/grpc"\n    \/\/ \u751f\u6210\u3057\u305f\u30d7\u30ed\u30c8\u30b3\u30eb\u30d0\u30c3\u30d5\u30a1\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\n    \/\/ \u5225\u540d\u3067pb\u3068\u3057\u3066\u3044\u308b(Protocol Buffer\u306e\u7565)\n\tpb "google.golang.org\/grpc\/examples\/helloworld\/helloworld"\n)\n\nvar (\n\tport = flag.Int("port", 50051, "The server port")\n)\n\n\/\/ server is used to implement helloworld.GreeterServer.\n\/\/ GreeterServer\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306e\u69cb\u9020\u4f53\n\/\/ UnimplementedGreeterServer\u3092\u57cb\u3081\u8fbc\u3080\u7406\u7531\u306f2\u3064\n\/\/  UnimplementedGreeterServer\u3092\u57cb\u3081\u8fbc\u307e\u306a\u3044\u3068\u30d3\u30eb\u30c9\u304c\u901a\u3089\u306a\u3044\n\/\/  \u57cb\u3081\u8fbc\u3080\u3053\u3068\u3067\u672a\u5b9f\u88c5\u306e\u30e1\u30bd\u30c3\u30c9\u304c\u5b58\u5728\u3057\u3066\u3082\u30d3\u30eb\u30c9\u304c\u58ca\u308c\u305aUnimplemented\u30a8\u30e9\u30fc\u304c\u8fd4\u5374\u3055\u308c\u308b\ntype server struct {\n\tpb.UnimplementedGreeterServer\n}\n\n\/\/ SayHello implements helloworld.GreeterServer\n\/\/ \u5b9f\u88c5\u90e8\u5206\n\/\/ \u5f15\u6570\u306ein\u306b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u30c7\u30fc\u30bf\u304c\u69cb\u9020\u4f53\u3068\u3057\u3066\u5fa9\u5143\u3055\u308c\u3001\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\n\/\/ \u623b\u308a\u5024\u306fproto\u30d5\u30a1\u30a4\u30eb\u306emessage\u3067\u5b9a\u7fa9\u3057\u305fHelloReply\u5f62\u5f0f\u3067\u751f\u6210\u3059\u308b\n\/\/ context\u306b\u3064\u3044\u3066\u306f\u672a\u4f7f\u7528\u306e\u305f\u3081_\u6307\u5b9a(\u30e1\u30bf\u30c7\u30fc\u30bf\u306a\u3069\u304c\u53ef\u80fd\u3055\u308c\u3066\u3044\u308b)\nfunc (s *server) SayHello(_ context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {\n    \/\/ Getter\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001in\u304cnil\u3067\u3082\u30d1\u30cb\u30c3\u30af\u306b\u306a\u3089\u305a\u3001\u7a7a\u6587\u5b57\u3092\u8fd4\u3059\n\tlog.Printf("Received: %v", in.GetName())\n\treturn &pb.HelloReply{Message: "Hello " + in.GetName()}, nil\n}\n\n\/\/ \u30e1\u30a4\u30f3\u51e6\u7406\n\/\/ gRPC\u30b5\u30fc\u30d0\u30fc\u306e\u8d77\u52d5\u306f4\u6bb5\u968e\n\/\/ 1. net.Listen\u3067\u30dd\u30fc\u30c8\u3092\u958b\u304f\n\/\/ 2. grpc.NewServer()\u3067\u30b5\u30fc\u30d0\u30fc\u3092\u4f5c\u308b\n\/\/ 3. pb.RegisterGreeterServer\u3067\u5b9f\u88c5\u3092\u767b\u9332\u3059\u308b(\u3053\u308c\u3092\u3057\u306a\u3044\u3068Unimplemented\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b)\n\/\/ 4. s.Serve(lis)\u3067\u30ea\u30af\u30a8\u30b9\u30c8\u5f85\u3061\u3068\u306a\u308b\nfunc main() {\n\tflag.Parse()\n\tlis, err := net.Listen("tcp", fmt.Sprintf(":%d", *port))\n\tif err != nil {\n\t\tlog.Fatalf("failed to listen: %v", err)\n\t}\n\ts := grpc.NewServer()\n\tpb.RegisterGreeterServer(s, &server{})\n\tlog.Printf("server listening at %v", lis.Addr())\n\tif err := s.Serve(lis); err != nil {\n\t\tlog.Fatalf("failed to serve: %v", err)\n\t}\n}\n<\/code><\/pre><\/div>\n\n\n\n
\u30b3\u30fc\u30c9\u3092\u8a18\u8ff0\u3059\u308b(\u30af\u30e9\u30a4\u30a2\u30f3\u30c8)<\/h2>\n\n\n\n
\u81ea\u52d5\u751f\u6210\u3055\u308c\u305f\u30b3\u30fc\u30c9\u3092\u5143\u306b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u3092\u5b9f\u88c5\u3057\u307e\u3059
\u30dd\u30a4\u30f3\u30c8\u306b\u306a\u308b\u90e8\u5206\u306f\u30b3\u30e1\u30f3\u30c8\u3067\u8a18\u8f09\u3057\u3066\u3044\u307e\u3059<\/p>\n\n\n\n
\/*\n *\n * Copyright 2015 gRPC authors.\n *\n * Licensed under the Apache License, Version 2.0 (the "License");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n *     http:\/\/www.apache.org\/licenses\/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an "AS IS" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n *\n *\/\n\n\/\/ Package main implements a client for Greeter service.\npackage main\n\nimport (\n\t"context"\n\t"flag"\n\t"log"\n\t"time"\n\n\t"google.golang.org\/grpc"\n\t"google.golang.org\/grpc\/credentials\/insecure"\n    \/\/ \u751f\u6210\u3057\u305fProtocol Buffer\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\n    \/\/ \u540c\u3058\u3088\u3046\u306bpb\u306e\u5225\u540d\u3092\u4ed8\u3051\u3066\u3044\u308b\n\tpb "google.golang.org\/grpc\/examples\/helloworld\/helloworld"\n)\n\nconst (\n\tdefaultName = "world"\n)\n\nvar (\n\taddr = flag.String("addr", "localhost:50051", "the address to connect to")\n\tname = flag.String("name", defaultName, "Name to greet")\n)\n\nfunc main() {\n\tflag.Parse()\n\t\/\/ Set up a connection to the server.\n    \/\/ \u63a5\u7d9a\u306e\u7ba1\u7406\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u4f5c\u6210\n    \/\/ \u5f15\u6570\u306einsecure.NewCredentials()\u306fTLS\u306f\u5229\u7528\u3057\u306a\u3044\u3068\u8a00\u3046\u6307\u5b9a\n    \/\/ \u3053\u308c\u306f\u3042\u304f\u307e\u3067\u30b5\u30f3\u30d7\u30eb\u306a\u306e\u3067\u5e73\u6587\u901a\u4fe1\u3067\u554f\u984c\u306a\u3044\u304c\u3001\u672c\u756a\u3067\u306f\u9069\u5207\u306aTLS\u8a8d\u8a3c\u60c5\u5831\u3092\u8a2d\u5b9a\u3059\u308b \n\tconn, err := grpc.NewClient(*addr, grpc.WithTransportCredentials(insecure.NewCredentials()))\n\tif err != nil {\n\t\tlog.Fatalf("did not connect: %v", err)\n\t}\n    \/\/ defer\u3092\u5229\u7528\u3057\u3066\u78ba\u5b9f\u306b\u63a5\u7d9a\u304c\u30af\u30ed\u30fc\u30ba\u3055\u308c\u308b\u3088\u3046\u306b\u3059\u308b\n\tdefer conn.Close()\n    \/\/ \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b9\u30bf\u30d6\u306e\u751f\u6210\n    \/\/ SayHello\u304c\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\n\tc := pb.NewGreeterClient(conn)\n\n\t\/\/ Contact the server and print out its response.\n    \/\/ gRPC\u901a\u4fe1\u6642\u306ftime.Second\u3067\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3092\u8a2d\u5b9a\u3059\u308b\u3002\u3053\u308c\u304c\u306a\u3044\u3068\u3001\u30b5\u30fc\u30d0\u30fc\u5074\u3067\u51e6\u7406\u304c\u6b62\u307e\u3063\u305f\u5834\u5408\u3001\u3044\u3064\u307e\u3067\u3082\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u5f85\u3061\u7d9a\u3051\u3066\u3057\u307e\u3046\n\tctx, cancel := context.WithTimeout(context.Background(), time.Second)\n\tdefer cancel()\n    \/\/ SayHello\u547c\u3073\u51fa\u3057\u3002\u901a\u5e38\u306e\u95a2\u6570\u306e\u547c\u3073\u51fa\u3057\u306b\u898b\u3048\u308b\u304c\u3001HTTP\/2\u901a\u4fe1\u304c\u884c\u308f\u308c\u3066\u3044\u308b\n\tr, err := c.SayHello(ctx, &pb.HelloRequest{Name: *name})\n\tif err != nil {\n\t\tlog.Fatalf("could not greet: %v", err)\n\t}\n\tlog.Printf("Greeting: %s", r.GetMessage())\n}\n<\/code><\/pre><\/div>\n\n\n\n
\u4ee5\u4e0a<\/h1>\n\n\n\n
\u3056\u3063\u304f\u308a\u30b5\u30f3\u30d7\u30eb\u3092\u898b\u3066\u304d\u307e\u3057\u305f
\u6700\u5f8c\u306b\u3001REST API\u3068gRPC\u3092\u6bd4\u8f03\u3057\u305f\u3068\u304d\u306e\u4e3b\u306a\u30e1\u30ea\u30c3\u30c8\u30fb\u30c7\u30e1\u30ea\u30c3\u30c8\u3092\u8a18\u8f09\u3057\u307e\u3059<\/p>\n\n\n\n
gRPC\u3092\u5229\u7528\u3059\u308b\u30e1\u30ea\u30c3\u30c8<\/h4>\n\n\n\n
\u30fb\u5951\u7d04(proto)\u304b\u3089\u578b\u5b89\u5168\u306a\u30b3\u30fc\u30c9\u304c\u81ea\u52d5\u751f\u6210\u3055\u308c\u308b
\u30fb\u8907\u6570\u8a00\u8a9e\u3067\u5951\u7d04\u3092\u5171\u6709\u3057\u3084\u3059\u3044(proto\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u5404\u8a00\u8a9e\u5411\u3051\u306e\u30b3\u30fc\u30c9\u3092\u751f\u6210\u3067\u304d\u308b\u305f\u3081)
\u30fb\u8efd\u304f\u3066\u901f\u3044(JSON\u5f62\u5f0f\u306e\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3088\u308a\u9ad8\u901f)
\u30fb\u4e92\u63db\u6027\u3092\u4fdd\u3063\u3066\u9032\u5316\u3055\u305b\u3084\u3059\u3044(\u30d5\u30a3\u30fc\u30eb\u30c9\u756a\u53f7\u3092\u5909\u66f4\u3057\u306a\u3051\u308c\u3070\u3001\u904e\u53bb\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u3082\u4e92\u63db\u6027\u3092\u4fdd\u3061\u3084\u3059\u3044)<\/p>\n\n\n\n
gRPC\u306e\u30c7\u30e1\u30ea\u30c3\u30c8<\/h4>\n\n\n\n
\u30fbcurl + \u30d6\u30e9\u30a6\u30b6\u3067\u6c17\u8efd\u306b\u8a66\u305b\u306a\u3044(\u5c02\u7528\u30c4\u30fc\u30eb\u3092\u4f7f\u308f\u306a\u3044\u3068\u3001\u30e1\u30bd\u30c3\u30c9\u306e\u52d5\u4f5c\u78ba\u8a8d\u304c\u3067\u304d\u306a\u3044)
\u30fb\u5b66\u7fd2\u30b3\u30b9\u30c8\u3068\u74b0\u5883\u69cb\u7bc9\u306e\u624b\u9593
\u30fb\u30a4\u30f3\u30d5\u30e9\u5468\u308a\u306e\u6ce8\u610f\u70b9\u304c\u5897\u3048\u308b(LB\u304cHTTP\/2\u5bfe\u5fdc\u3001gRPC\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u306a\u3069)
\u30fb\u5916\u90e8\u3078\u306e\u516c\u958bAPI\u306b\u306f\u4e0d\u5411\u304d\u306a\u3053\u3068\u304c\u591a\u3044(\u6c17\u8efd\u306b\u305f\u3081\u305b\u306a\u3044\u305f\u3081)
\u30fbproto\u30d5\u30a1\u30a4\u30eb\u306e\u7ba1\u7406\u304c\u5fc5\u8981<\/p>\n\n\n\n
\u4e3b\u306a\u30e1\u30ea\u30c3\u30c8\u3068\u3057\u3066\u306f\u901a\u5e38\u306eREST API\u3068\u6bd4\u8f03\u3057\u3066\u901f\u5ea6\u304c\u65e9\u3044\u3053\u3068\u304c\u6319\u3052\u3089\u308c\u308b\u3068\u601d\u3044\u307e\u3059
\u305d\u306e\u53cd\u9762\u3001\u5916\u90e8\u516c\u958b\u3059\u308bAPI\u306b\u5bfe\u3057\u3066\u306f\u4f7f\u3044\u306b\u304f\u3044\u3088\u3046\u3067\u3059
\u305d\u306e\u305f\u3081\u300c\u5168\u90e8\u3092gRPC\u3078\u300d\u3067\u306f\u306a\u304f\u3001\u4f7f\u3044\u5206\u3051\u3092\u610f\u8b58\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u305d\u3046\u3067\u3059<\/p>\n\n\n\n
\u4f7f\u3044\u5206\u3051\u306e\u4f8b<\/strong>
REST API\u3092\u4f7f\u3046\uff1a
\u3000\u5916\u90e8\u516c\u958bAPI\u306a\u3069
gRPC\u3092\u4f7f\u3046
\u3000\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u9593\u306b\u304a\u3051\u308b\u5404\u7a2e\u901a\u4fe1(\u5185\u90e8\u3067\u306e\u901a\u4fe1)\u306a\u3069<\/p>\n\n\n\n
gRPC\u3001REST API\u305d\u308c\u305e\u308c\u306b\u5411\u3044\u3066\u3044\u308b\u5834\u9762\u304c\u3042\u308b\u305f\u3081\u3001\u304d\u3061\u3093\u3068\u4f7f\u7528\u5834\u9762\u3092\u898b\u6975\u3081\u3066\u5229\u7528\u3057\u3066\u3044\u304d\u305f\u3044\u3067\u3059\u306d\uff01<\/p>\n\n\n
\n\t
\n\t\t
\n\t\t\t\t\t\t\t<\/a>\t\t\t\t\t<\/div>\n\t\t
\n\t\t\t
\n\t\t\t\t\t\t\t\t\tgRPC: Up and Running Building Cloud Native Applications with Go and Java for Docker and Kubernetes\u3010\u96fb\u5b50\u66f8\u7c4d\u3011[ Kasun Indrasiri ]<\/a>\t\t\t\t\t\t\t<\/div>\n\t\t\t
\n\t\t\t\t\t\t\t
created by Rinker<\/a><\/div>\n\t\t\t\t\t\t\t\t\t\t
\n\t\t\t\t\t\t\t\u00a53,529<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t(2026\/10\/9 11:54:39\u6642\u70b9 \u697d\u5929\u5e02\u5834\u8abf\u3079-<\/span>\u8a73\u7d30)<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t