{"id":20917538,"url":"https://github.com/impact-eintr/webkits","last_synced_at":"2025-10-30T21:40:35.845Z","repository":{"id":57596813,"uuid":"374494096","full_name":"impact-eintr/WebKits","owner":"impact-eintr","description":"常用工具 设计模式 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WebKits\n常用工具 设计模式 以及 数据结构\n\n## 令牌桶\n\n```go\npackage etbf\n\nimport (\n\t\"errors\"\n\t\"fmt\"\n\t\"io\"\n\t\"log\"\n\t\"os\"\n\t\"sync\"\n\t\"testing\"\n\t\"time\"\n)\n\nconst (\n\tSIZE = 5\n)\n\nfunc TestFetchtoken(t *testing.T) {\n\n\twp := sync.WaitGroup{}\n\n\ttbf1 := Newtbf(time.Second, 5, 100)\n\tif tbf1 == nil {\n\t\tlog.Fatalln(errors.New(\"无法初始化\"))\n\t}\n\n\tfile1, err := os.Open(\"./log1\")\n\tif err != nil {\n\t\tlog.Println(err)\n\t}\n\tdefer file1.Close()\n\n\twp.Add(2)\n\n\tgo func(f io.ReadWriter) {\n\t\tfor {\n\t\t\tsize, err := tbf1.Fetchtoken(SIZE)\n\t\t\tif err != nil {\n\t\t\t\tlog.Fatalln(err)\n\t\t\t}\n\n\t\t\tbuf := make([]byte, size)\n\t\t\tn, err := f.Read(buf)\n\t\t\tif n == 0 \u0026\u0026 err == io.EOF {\n\t\t\t\ttbf1.Destory()\n\t\t\t\tbreak\n\t\t\t}\n\n\t\t\tfmt.Print(\"1\" + string(buf))\n\t\t}\n\n\t\twp.Done()\n\t}(file1)\n\n\ttbf2 := Newtbf(2*time.Second, 10, 100)\n\tif tbf2 == nil {\n\t\tlog.Fatalln(errors.New(\"无法初始化\"))\n\t}\n\tfile2, err := os.Open(\"./log2\")\n\tif err != nil {\n\t\tlog.Println(err)\n\t}\n\tdefer file2.Close()\n\n\tgo func(f io.ReadWriter) {\n\t\tfor {\n\t\t\tsize, err := tbf2.Fetchtoken(SIZE)\n\t\t\tif err != nil {\n\t\t\t\tlog.Fatalln(err)\n\t\t\t}\n\n\t\t\tbuf := make([]byte, size)\n\t\t\tn, err := f.Read(buf)\n\t\t\tif n == 0 \u0026\u0026 err == io.EOF {\n\t\t\t\ttbf2.Destory()\n\t\t\t\tbreak\n\t\t\t}\n\n\t\t\tfmt.Print(\"2\" + string(buf))\n\t\t}\n\n\t\twp.Done()\n\t}(file2)\n\n\twp.Wait()\n\n}\n```\n\n## 压力测试\n\n``` bash\nUsage of est:\n  -H string\n        http headers\n  -P uint\n        LPS 默认为1 (default 1)\n  -T int\n        TimeoutNS 以 MS 计 (default -1)\n  -U string\n        http API 地址(仅支持http) 必须添加 http://\n  -X string\n        http 请求方式 (default \"GET\")\n  -d string\n        http body\n  -f string\n        http body from file 输入文件路径 此选项会覆盖 -d\n  -t int\n        测试持续时间 以 S 计时 (default -1)\n```\n\n``` bash\ngo build \u0026\u0026 go install\n\nest -U http://127.0.0.1:9426/api/v1/login -T 50 -t 5 -X POST -P 1000 -d '{\"username\":\"yixingwei\",\"password\":\"123456\"}'\n\nest -U http://127.0.0.1:9426/api/v1/login -T 50 -t 5 -X POST -P 1000 -f ./post.json\n```\n\n## 权限控制\n\n``` go\npackage main\n\nimport (\n\t\"log\"\n\n\t\"github.com/impact-eintr/WebKits/erbac\"\n)\n\nfunc main() {\n\trbac, permissions, err := erbac.BuildRBAC(\"./roles.json\", \"./inher.json\")\n\tif err != nil {\n\t\tlog.Fatalln(err)\n\t}\n\n\tif rbac.IsGranted(\"root\", permissions[\"add-table\"], nil) {\n\t\tlog.Println(\"root can add table\")\n\t}\n\n\tif rbac.IsGranted(\"root\", permissions[\"add-all-record\"], nil) {\n\t\tlog.Println(\"root can add all record\")\n\t}\n\n\tif rbac.IsGranted(\"root\", permissions[\"add-record\"], nil) {\n\t\tlog.Println(\"root can add record\")\n\t}\n\n\tif rbac.IsGranted(\"manager\", permissions[\"add-record\"], nil) {\n\t\tlog.Println(\"manager can add record\")\n\t}\n\n\tif !rbac.IsGranted(\"user\", permissions[\"add-all-record\"], nil) {\n\t\tlog.Println(\"user can not add all record\")\n\t}\n\n\t// Check if `nobody` can add text\n\t// `nobody` is not exist in goRBAC at the moment\n\t//if !rbac.IsGranted(\"nobody\", permissions[\"read-text\"], nil) {\n\t//\tlog.Println(\"Nobody can't read text\")\n\t//}\n\t// Add `nobody` and assign `read-text` permission\n\tnobody := erbac.NewStdRole(\"nobody\")\n\tpermissions[\"read-record\"] = erbac.NewStdPermission(\"read-record\")\n\n\tnobody.Assign(permissions[\"read-record\"])\n\trbac.Add(nobody)\n\t// Check if `nobody` can read text again\n\tif rbac.IsGranted(\"nobody\", permissions[\"read-record\"], nil) {\n\t\tlog.Println(\"Nobody can read record\")\n\t}\n\n\terr = rbac.SaveUserRBAC(\"newRoles.json\", \"newInher.json\")\n\tif err != nil {\n\t\tlog.Fatalln(err)\n\t}\n\n}\n```\n\n``` json\n{\n    \"root\":[\"check-user\",\n            \"del-user\",\n            \"edit-user\"],\n    \"manager\":[\"add-table\",\n               \"del-table\",\n               \"edit-table\",\n               \"add-all-record\",\n               \"edit-all-record\",\n               \"read-all-record\",\n               \"del-all-record\"],\n    \"user\":[\"add-record\",\n            \"edit-record\",\n            \"read-record\",\n            \"del-record\"]\n}\n\n```\n\n``` json\n{\n    \"root\":[\"manager\"],\n    \"manager\":[\"user\"]\n}\n\n```\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fimpact-eintr%2Fwebkits","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fimpact-eintr%2Fwebkits","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fimpact-eintr%2Fwebkits/lists"}