{"id":2782,"date":"2019-01-31T10:57:31","date_gmt":"2019-01-31T02:57:31","guid":{"rendered":"https:\/\/damogame.cn:15443\/wordpress\/?p=2782"},"modified":"2019-01-31T10:59:16","modified_gmt":"2019-01-31T02:59:16","slug":"golang-%e4%bd%bf%e7%94%a8-protobuf-%e7%9a%84%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/2782","title":{"rendered":"golang \u4f7f\u7528 protobuf \u7684\u6559\u7a0b"},"content":{"rendered":"<div class=\"postTitle\">1\u3001\u4e0b\u8f7dprotobuf\u7684\u7f16\u8bd1\u5668protoc<\/div>\n<div id=\"cnblogs_post_body\" class=\"blogpost-body\">\n<p>\u5730\u5740\uff1a<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"null\">https:\/\/github.com\/google\/protobuf\/releases<\/pre>\n<div class=\"cnblogs_Highlighter sh-gutter\">\n<div id=\"highlighter_379933\" class=\"syntaxhighlighter go\"><\/div>\n<\/div>\n<p>window\uff1a<br \/>\n\u4e0b\u8f7d: protoc-3.3.0-win32.zip<br \/>\n\u89e3\u538b\uff0c\u628abin\u76ee\u5f55\u4e0b\u7684protoc.exe\u590d\u5236\u5230GOPATH\/bin\u4e0b\uff0cGOPATH\/bin\u52a0\u5165\u73af\u5883\u53d8\u91cf\u3002<br \/>\n\u5f53\u7136\u4e5f\u53ef\u653e\u5728\u5176\u4ed6\u76ee\u5f55\uff0c\u9700\u52a0\u5165\u73af\u5883\u53d8\u91cf\uff0c\u80fd\u8ba9\u7cfb\u7edf\u627e\u5230protoc.exe<br \/>\nlinux\uff1a<br \/>\n\u4e0b\u8f7d\uff1aprotoc-3.3.0-linux-x86_64.zip \u6216 protoc-3.3.0-linux-x86_32.zip<br \/>\n\u89e3\u538b\uff0c\u628abin\u76ee\u5f55\u4e0b\u7684protoc\u590d\u5236\u5230GOPATH\/bin\u4e0b\uff0cGOPATH\/bin\u52a0\u5165\u73af\u5883\u53d8\u91cf\u3002<br \/>\n\u5982\u679c\u559c\u6b22\u7f16\u8bd1\u5b89\u88c5\u7684\uff0c\u4e5f\u53ef\u4e0b\u8f7d\u6e90\u7801\u81ea\u884c\u5b89\u88c5\uff0c\u6700\u540e\u5c06\u53ef\u6267\u884c\u6587\u4ef6\u52a0\u5165\u73af\u5883\u53d8\u91cf\u3002<\/p>\n<p>2\u3001\u83b7\u53d6protobuf\u7684\u7f16\u8bd1\u5668\u63d2\u4ef6protoc-gen-go<br \/>\n\u8fdb\u5165GOPATH\u76ee\u5f55<br \/>\n\u8fd0\u884c<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"null\">go\u00a0get -u github.com\/golang\/protobuf\/protoc-gen-go<\/pre>\n<div class=\"cnblogs_Highlighter sh-gutter\">\n<div>\n<div id=\"highlighter_180407\" class=\"syntaxhighlighter go\"><\/div>\n<\/div>\n<\/div>\n<p>\u5982\u679c\u6210\u529f\uff0c\u4f1a\u5728GOPATH\/bin\u4e0b\u751f\u6210protoc-gen-go.exe\u6587\u4ef6<\/p>\n<p>&nbsp;<\/p>\n<p>3\u3001\u521b\u5efa\u4e00\u4e2atest.proto\u6587\u4ef6<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"null\">\/\/\u6307\u5b9a\u7248\u672c\r\n\/\/\u6ce8\u610fproto3\u4e0eproto2\u7684\u5199\u6cd5\u6709\u4e9b\u4e0d\u540c\r\nsyntax =\u00a0\"proto3\";\r\n\r\n\/\/\u5305\u540d\uff0c\u901a\u8fc7protoc\u751f\u6210\u65f6go\u6587\u4ef6\u65f6\r\npackage\u00a0test;\r\n\r\n\/\/\u624b\u673a\u7c7b\u578b\r\n\/\/\u679a\u4e3e\u7c7b\u578b\u7b2c\u4e00\u4e2a\u5b57\u6bb5\u5fc5\u987b\u4e3a0\r\nenum PhoneType {\r\n\u00a0\u00a0\u00a0\u00a0HOME = 0;\r\n\u00a0\u00a0\u00a0\u00a0WORK = 1;\r\n}\r\n\r\n\/\/\u624b\u673a\r\nmessage Phone {\r\n\u00a0\u00a0\u00a0\u00a0PhoneType\u00a0type\u00a0= 1;\r\n\u00a0\u00a0\u00a0\u00a0string number = 2;\r\n}\r\n\r\n\/\/\u4eba\r\nmessage Person {\r\n\u00a0\u00a0\u00a0\u00a0\/\/\u540e\u9762\u7684\u6570\u5b57\u8868\u793a\u6807\u8bc6\u53f7\r\n\u00a0\u00a0\u00a0\u00a0int32 id = 1;\r\n\u00a0\u00a0\u00a0\u00a0string name = 2;\r\n\u00a0\u00a0\u00a0\u00a0\/\/repeated\u8868\u793a\u53ef\u91cd\u590d\r\n\u00a0\u00a0\u00a0\u00a0\/\/\u53ef\u4ee5\u6709\u591a\u4e2a\u624b\u673a\r\n\u00a0\u00a0\u00a0\u00a0repeated Phone phones = 3;\r\n}\r\n\r\n\/\/\u8054\u7cfb\u7c3f\r\nmessage ContactBook {\r\n\u00a0\u00a0\u00a0\u00a0repeated Person persons = 1;\r\n}<\/pre>\n<p>&nbsp;<\/p>\n<p>4\u3001\u8fd0\u884c\u5982\u4e0b\u547d\u4ee4<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"null\">protoc --go_out=. *.proto<\/pre>\n<p>&nbsp;<\/p>\n<p>\u4f1a\u751f\u6210\u4e00\u4e2atest.pb.go\u7684\u6587\u4ef6\uff0c\u5177\u4f53\u7684\u6587\u4ef6\u5185\u5bb9\u6211\u5c31\u4e0d\u622a\u56fe\u4e86\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>5\u3001\u5728go\u8bed\u8a00\u4e2d\u4f7f\u7528protobuf<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"null\">package\u00a0main;\r\n\r\nimport\u00a0(\r\n\u00a0\u00a0\u00a0\u00a0\"github.com\/golang\/protobuf\/proto\"\r\n\u00a0\u00a0\u00a0\u00a0\"protobuf\/test\"\r\n\u00a0\u00a0\u00a0\u00a0\"io\/ioutil\"\r\n\u00a0\u00a0\u00a0\u00a0\"os\"\r\n\u00a0\u00a0\u00a0\u00a0\"fmt\"\r\n)\r\n\r\nfunc\u00a0write() {\r\n\u00a0\u00a0\u00a0\u00a0p1 := &amp;test.Person{\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Id:\u00a0\u00a0 1,\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Name:\u00a0\"\u5c0f\u5f20\",\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Phones: []*test.Phone{\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0{test.PhoneType_HOME,\u00a0\"111111111\"},\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0{test.PhoneType_WORK,\u00a0\"222222222\"},\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0},\r\n\u00a0\u00a0\u00a0\u00a0};\r\n\u00a0\u00a0\u00a0\u00a0p2 := &amp;test.Person{\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Id:\u00a0\u00a0 2,\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Name:\u00a0\"\u5c0f\u738b\",\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Phones: []*test.Phone{\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0{test.PhoneType_HOME,\u00a0\"333333333\"},\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0{test.PhoneType_WORK,\u00a0\"444444444\"},\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0},\r\n\u00a0\u00a0\u00a0\u00a0};\r\n\r\n\u00a0\u00a0\u00a0\u00a0\/\/\u521b\u5efa\u5730\u5740\u7c3f\r\n\u00a0\u00a0\u00a0\u00a0book := &amp;test.ContactBook{};\r\n\u00a0\u00a0\u00a0\u00a0book.Persons = append(book.Persons, p1);\r\n\u00a0\u00a0\u00a0\u00a0book.Persons = append(book.Persons, p2);\r\n\r\n\u00a0\u00a0\u00a0\u00a0\/\/\u7f16\u7801\u6570\u636e\r\n\u00a0\u00a0\u00a0\u00a0data, _ := proto.Marshal(book);\r\n\u00a0\u00a0\u00a0\u00a0\/\/\u628a\u6570\u636e\u5199\u5165\u6587\u4ef6\r\n\u00a0\u00a0\u00a0\u00a0ioutil.WriteFile(\".\/test.txt\", data, os.ModePerm);\r\n}\r\n\r\nfunc\u00a0read() {\r\n\u00a0\u00a0\u00a0\u00a0\/\/\u8bfb\u53d6\u6587\u4ef6\u6570\u636e\r\n\u00a0\u00a0\u00a0\u00a0data, _ := ioutil.ReadFile(\".\/test.txt\");\r\n\u00a0\u00a0\u00a0\u00a0book := &amp;test.ContactBook{};\r\n\u00a0\u00a0\u00a0\u00a0\/\/\u89e3\u7801\u6570\u636e\r\n\u00a0\u00a0\u00a0\u00a0proto.Unmarshal(data, book);\r\n\u00a0\u00a0\u00a0\u00a0for\u00a0_, v :=\u00a0range\u00a0book.Persons {\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0fmt.Println(v.Id, v.Name);\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0for\u00a0_, vv :=\u00a0range\u00a0v.Phones {\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0fmt.Println(vv.Type, vv.Number);\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\r\n\u00a0\u00a0\u00a0\u00a0}\r\n}\r\n\r\nfunc\u00a0main() {\r\n\u00a0\u00a0\u00a0\u00a0write();\r\n\u00a0\u00a0\u00a0\u00a0read();\r\n}<\/pre>\n<div class=\"cnblogs_Highlighter sh-gutter\">\n<div>\n<div id=\"highlighter_334960\" class=\"syntaxhighlighter go\"><\/div>\n<\/div>\n<\/div>\n<p><img decoding=\"async\" src=\"https:\/\/images2015.cnblogs.com\/blog\/140030\/201707\/140030-20170713174952306-654033299.png\" alt=\"\" \/><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>1\u3001\u4e0b\u8f7dprotobuf\u7684\u7f16\u8bd1\u5668prot<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[122],"class_list":["post-2782","post","type-post","status-publish","format-standard","hentry","tag-06-godocker"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/2782","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=2782"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/2782\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=2782"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=2782"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=2782"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}