{"id":44712,"date":"2023-09-30T11:49:35","date_gmt":"2023-06-13T11:22:08","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/44712-2\/"},"modified":"2024-05-04T02:12:50","modified_gmt":"2024-05-03T18:12:50","slug":"44712-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/44712-2\/","title":{"rendered":""},"content":{"rendered":"

\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h1>\n

\u5fc5\u8981\u306a\u30c4\u30fc\u30eb\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3002<\/p>\n

PROTOC_ZIP=protoc-3.7.1-linux-x86_64.zip\r\n<\/span>curl -OL https:\/\/github.com\/protocolbuffers\/protobuf\/releases\/download\/v3.7.1\/$<\/span>PROTOC_ZIP\r\nsudo unzip -o $<\/span>PROTOC_ZIP -d<\/span> \/usr\/local bin\/protoc\r\nsudo unzip -o $<\/span>PROTOC_ZIP -d<\/span> \/usr\/local 'include\/*'<\/span>\r\nrm -f $<\/span>PROTOC_ZIP\r\n<\/code><\/pre>\n
\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u521d\u671f\u5316\u3057go.mod\u3092\u4f5c\u308b\u3002<\/p>\n
go mod init\r\n<\/span><\/code><\/pre>\n
go get google.golang.org\/protobuf\/cmd\/protoc-gen-go \\\r\n         google.golang.org\/grpc\/cmd\/protoc-gen-go-grpc\r\n<\/span><\/code><\/pre>\n
\u4e0a\u3067protoc-gen-go-grpc\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u306a\u304b\u3063\u305f\u3089\u4e0b\u8a18\u3092\u5b9f\u884c<\/p>\n
go get -u -v google.golang.org\/grpc\/cmd\/protoc-gen-go-grpc@master\r\n<\/span><\/code><\/pre>\n
go.mod\u306b\u5404\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n
module github.com\/Asuha-a\/grpc-go-test\r\n\r\ngo 1.15\r\n\r\nrequire (\r\n    google.golang.org\/grpc\/cmd\/protoc-gen-go-grpc v1.0.0 \/\/ indirect\r\n    google.golang.org\/protobuf v1.25.0 \/\/ indirect\r\n)\r\n<\/code><\/pre>\n
proto\u30d5\u30a1\u30a4\u30eb\u306e\u4f5c\u6210<\/h1>\n
pb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u5165\u308c\u3066\u304a\u304f\u3002<\/p>\n
$<\/span> tree\r\n.\r\n<\/span>\u251c\u2500\u2500 go.mod\r\n\u251c\u2500\u2500 go.sum\r\n\u251c\u2500\u2500 Makefile\r\n\u2514\u2500\u2500 pb\r\n  \u00a0 \u2514\u2500\u2500 node.proto\r\n\r\n\r\n<\/span><\/code><\/pre>\n
syntax<\/span> =<\/span> \"proto3\"<\/span>;<\/span>\r\n\r\noption<\/span> go_package<\/span> =<\/span> \"github.com\/Asuha-a\/go-qiita\/pb\"<\/span>;<\/span>\r\n\r\npackage<\/span> node<\/span>;<\/span>\r\n\r\nservice<\/span> Node<\/span> {<\/span>\r\n  rpc<\/span> GetBinaryTree<\/span> (<\/span>GetBinaryTreeRequest<\/span>)<\/span> returns<\/span> (<\/span>GetBinaryTreeReply<\/span>)<\/span> {}<\/span>\r\n}<\/span>\r\n\r\nmessage<\/span> node<\/span> {<\/span>\r\n  int32<\/span> index<\/span> =<\/span> 1<\/span>;<\/span>\r\n  node<\/span> right<\/span> =<\/span> 2<\/span>;<\/span>\r\n  node<\/span> left<\/span> =<\/span> 3<\/span>;<\/span>\r\n}<\/span>\r\n\r\nmessage<\/span> GetBinaryTreeRequest<\/span> {<\/span>\r\n  int32<\/span> id<\/span> =<\/span> 1<\/span>;<\/span>\r\n}<\/span>\r\n\r\nmessage<\/span> GetBinaryTreeReply<\/span> {<\/span>\r\n  int32<\/span> id<\/span> =<\/span> 1<\/span>;<\/span>\r\n  node<\/span> root<\/span> =<\/span> 2<\/span>;<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u4e0a\u8a18\u306e\u3088\u3046\u306bnode\u306emessage\u3092\u518d\u5e30\u7684\u306b\u547c\u3073\u51fa\u3059\u3053\u3068\u3067\u4e8c\u5206\u6728\u3092\u5b9a\u7fa9\u3059\u308b\u3002<\/p>\n
\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067pb\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3067\u304d\u308b\u3002<\/p>\n
protoc --go_out=. --go_opt=paths=source_relative \\\r\n    --go-grpc_out=. --go-grpc_opt=paths=source_relative \\\r\n    pb\/node.proto\r\n<\/span><\/code><\/pre>\n
\u3044\u3061\u3044\u3061\u6253\u3064\u306e\u306f\u9762\u5012\u306a\u306e\u3067Makefile\u3092\u4f5c\u308b\u3002<\/p>\n
.PHONY<\/span>:<\/span> setup<\/span>\r\nsetup<\/span>:<\/span>\r\n    protoc<\/span> --go_out<\/span>=<\/span>.<\/span> --go_opt<\/span>=<\/span>paths<\/span>=<\/span>source_relative \\<\/span>\r\n        --go-grpc_out<\/span>=<\/span>.<\/span> --go-grpc_opt<\/span>=<\/span>paths<\/span>=<\/span>source_relative \\<\/span>\r\n        pb\/node.proto\r\n\r\n.PHONY<\/span>:<\/span> clean<\/span>\r\nclean<\/span>:<\/span>\r\n    rm<\/span> -f<\/span> pb\/node.pb.go<\/span>\r\n    rm<\/span> -f<\/span> pb\/node_grpc.pb.go<\/span>\r\n\r\n.PHONY<\/span>:<\/span> help<\/span>\r\nhelp<\/span>:<\/span>\r\n    @echo \"setup<\/span>:<\/span> setup the envs\"<\/span>\r\n    @echo \"clean<\/span>:<\/span> delete all files created by make\"<\/span>\r\n<\/code><\/pre>\n
\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c<\/p>\n
make setup\r\n<\/span><\/code><\/pre>\n
protoc-gen-go: program not found or is not executable\r\n<\/span><\/code><\/pre>\n
\u304c\u8868\u793a\u3055\u308c\u305f\u5834\u5408\u306f\u4ee5\u4e0b\u3092.bashrc\u3082\u3057\u304f\u306f.zshrc\u306b\u8ffd\u52a0\u3057\u3066\u307f\u3066\u307b\u3057\u3044\u3002<\/p>\n
export GOROOT=\/usr\/local\/go\r\n<\/span>export GOPATH=$<\/span>HOME\/go\r\nexport GOBIN=$<\/span>GOPATH\/bin\r\nexport PATH=$<\/span>PATH:$GOROOT<\/span>:$GOPATH<\/span>:$GOBIN<\/span>\r\n<\/code><\/pre>\n
\u30b5\u30fc\u30d0\u306e\u4f5c\u6210<\/h1>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"context\"<\/span>\r\n    \"log\"<\/span>\r\n    \"net\"<\/span>\r\n\r\n    \"github.com\/Asuha-a\/go-qiita\/pb\"<\/span>\r\n    \"google.golang.org\/grpc\"<\/span>\r\n)<\/span>\r\n\r\nconst<\/span> (<\/span>\r\n    port<\/span> =<\/span> \":50051\"<\/span>\r\n)<\/span>\r\n\r\ntype<\/span> server<\/span> struct<\/span> {<\/span>\r\n    pb<\/span>.<\/span>UnimplementedNodeServer<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> (<\/span>s<\/span> *<\/span>server<\/span>)<\/span> GetBinaryTree<\/span>(<\/span>ctx<\/span> context<\/span>.<\/span>Context<\/span>,<\/span> in<\/span> *<\/span>pb<\/span>.<\/span>GetBinaryTreeRequest<\/span>)<\/span> (<\/span>*<\/span>pb<\/span>.<\/span>GetBinaryTreeReply<\/span>,<\/span> error<\/span>)<\/span> {<\/span>\r\n    id<\/span> :=<\/span> in<\/span>.<\/span>Id<\/span>\r\n    data<\/span> :=<\/span> &<\/span>pb<\/span>.<\/span>Node<\/span>{<\/span>\r\n        Index<\/span>:<\/span> 5<\/span>,<\/span>\r\n        Right<\/span>:<\/span> &<\/span>pb<\/span>.<\/span>Node<\/span>{<\/span>Index<\/span>:<\/span> 7<\/span>,<\/span> Right<\/span>:<\/span> nil<\/span>,<\/span> Left<\/span>:<\/span> nil<\/span>},<\/span>\r\n        Left<\/span>:<\/span>  &<\/span>pb<\/span>.<\/span>Node<\/span>{<\/span>Index<\/span>:<\/span> 3<\/span>,<\/span> Right<\/span>:<\/span> nil<\/span>,<\/span> Left<\/span>:<\/span> nil<\/span>},<\/span>\r\n    }<\/span>\r\n    return<\/span> &<\/span>pb<\/span>.<\/span>GetBinaryTreeReply<\/span>{<\/span>Id<\/span>:<\/span> id<\/span>,<\/span> Root<\/span>:<\/span> data<\/span>},<\/span> nil<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    lis<\/span>,<\/span> err<\/span> :=<\/span> net<\/span>.<\/span>Listen<\/span>(<\/span>\"tcp\"<\/span>,<\/span> port<\/span>)<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        log<\/span>.<\/span>Fatalf<\/span>(<\/span>\"failed to listen: %v\"<\/span>,<\/span> err<\/span>)<\/span>\r\n    }<\/span>\r\n    s<\/span> :=<\/span> grpc<\/span>.<\/span>NewServer<\/span>()<\/span>\r\n    pb<\/span>.<\/span>RegisterNodeServer<\/span>(<\/span>s<\/span>,<\/span> &<\/span>server<\/span>{})<\/span>\r\n    if<\/span> err<\/span> :=<\/span> s<\/span>.<\/span>Serve<\/span>(<\/span>lis<\/span>);<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        log<\/span>.<\/span>Fatalf<\/span>(<\/span>\"failed to serve: %v\"<\/span>,<\/span> err<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u4f5c\u6210<\/h1>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"context\"<\/span>\r\n    \"log\"<\/span>\r\n    \"time\"<\/span>\r\n\r\n    \"github.com\/Asuha-a\/go-qiita\/pb\"<\/span>\r\n    \"google.golang.org\/grpc\"<\/span>\r\n)<\/span>\r\n\r\nconst<\/span> (<\/span>\r\n    port<\/span> =<\/span> \":50051\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    conn<\/span>,<\/span> err<\/span> :=<\/span> grpc<\/span>.<\/span>Dial<\/span>(<\/span>port<\/span>,<\/span> grpc<\/span>.<\/span>WithInsecure<\/span>(),<\/span> grpc<\/span>.<\/span>WithBlock<\/span>())<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        log<\/span>.<\/span>Fatalf<\/span>(<\/span>\"did not connect: %v\"<\/span>,<\/span> err<\/span>)<\/span>\r\n    }<\/span>\r\n    defer<\/span> conn<\/span>.<\/span>Close<\/span>()<\/span>\r\n    client<\/span> :=<\/span> pb<\/span>.<\/span>NewNodeClient<\/span>(<\/span>conn<\/span>)<\/span>\r\n\r\n    ctx<\/span>,<\/span> cancel<\/span> :=<\/span> context<\/span>.<\/span>WithTimeout<\/span>(<\/span>context<\/span>.<\/span>Background<\/span>(),<\/span> time<\/span>.<\/span>Second<\/span>)<\/span>\r\n    defer<\/span> cancel<\/span>()<\/span>\r\n    r<\/span>,<\/span> err<\/span> :=<\/span> client<\/span>.<\/span>GetBinaryTree<\/span>(<\/span>ctx<\/span>,<\/span> &<\/span>pb<\/span>.<\/span>GetBinaryTreeRequest<\/span>{<\/span>\r\n        Id<\/span>:<\/span> 1<\/span>,<\/span>\r\n    })<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        panic<\/span>(<\/span>err<\/span>)<\/span>\r\n    }<\/span>\r\n    log<\/span>.<\/span>Printf<\/span>(<\/span>\"%v\"<\/span>,<\/span> r<\/span>.<\/span>Root<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5b8c\u6210\u56f3<\/h1>\n
$<\/span> tree\r\n.\r\n<\/span>\u251c\u2500\u2500 client\r\n\u2502\u00a0\u00a0 \u2514\u2500\u2500 client.go\r\n\u251c\u2500\u2500 go.mod\r\n\u251c\u2500\u2500 go.sum\r\n\u251c\u2500\u2500 Makefile\r\n\u251c\u2500\u2500 pb\r\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 node_grpc.pb.go\r\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 node.pb.go\r\n\u2502\u00a0\u00a0 \u2514\u2500\u2500 node.proto\r\n\u2514\u2500\u2500 server\r\n    \u2514\u2500\u2500 server.go\r\n\r\n3 directories, 8 files\r\n\r\n<\/span><\/code><\/pre>\n
\u52d5\u4f5c\u691c\u8a3c<\/h1>\n
\u30b5\u30fc\u30d0\u3092\u8d77\u52d5\u3057\u305f\u306e\u3061\u306b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u5b9f\u884c\u3002<\/p>\n
$<\/span> go run .\/server\/server.go\r\n\r\n<\/code><\/pre>\n
$<\/span> go run .\/client\/client.go                                                                           \r\n2020\/12\/10 21:09:55 index:5 right:{index:7} left:{index:3} \r\n<\/span><\/code><\/pre>\n
\u7121\u4e8b\u53d7\u3051\u53d6\u308c\u305f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb \u5fc5\u8981\u306a\u30c4\u30fc\u30eb\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3002 PROTOC_ZIP=protoc-3.7.1-linux-x […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44712","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n- 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\/44712-2\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:description\" content=\"\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb \u5fc5\u8981\u306a\u30c4\u30fc\u30eb\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3002 PROTOC_ZIP=protoc-3.7.1-linux-x […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/44712-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-06-13T11:22:08+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-05-03T18:12:50+00:00\" \/>\n<meta name=\"author\" content=\"\u79d1, \u9896\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u79d1, \u9896\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/44712-2\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/44712-2\/\",\"name\":\"- Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-06-13T11:22:08+00:00\",\"dateModified\":\"2024-05-03T18:12:50+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/8ca01ba7f7362ad4edb7da206a12f29e\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/44712-2\/\"]}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - 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