基于Cobra实现的CLI应用程序Demo
go mod tidy把项目所依靠的包增加到go.mod文件中go run deploy-cli.go调试执行go build deploy-cli.go编译成deploy-cli- macOS交叉编译
CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build deploy-cli.go
- macOS交叉编译
➜ deploy-cli go run deploy-cli.go
Usage:
[command]
Available Commands:
completion Generate the autocompletion script for the specified shell
help Help about any command
install Install command
Flags:
-h, --help help for this command
-v, --version version for this command
Use " [command] --help" for more information about a command.➜ deploy-cli go run deploy-cli.go install -h
该子命令用于启动ansible部署
Usage:
install [flags]
Flags:
-h, --help help for install
-i, --ip string 输入IP,多个采用逗号分割 (default "127.0.0.1")
-p, --password string 输入密码 (default "123456")
-n, --port int32 输入端口 (default 8080)
-v, --version version for install
//比如命令：./deploy-cli sub arg1 arg2 --arg3=v1 --arg4=v4
var subCmd = &cobra.Command{
Use: "sub",
Short: "My subcommand",
Run: func(cmd *cobra.Command, args []string) {
//这里的获取的args []string是指arg1 arg2，并不是arg3 arg4
fmt.Printf("Inside subCmd Run with args: %v\n", args)
},
}
}