go代码

package main

import (
    "bufio"
    "fmt"
    "os"
    "regexp"
    "strings"
)

func main() {
    scanner := bufio.NewScanner(os.Stdin)

    // 定义MAC地址的正则表达式
    macRegex := regexp.MustCompile(`(?i)(?:[0-9A-F]{2}[:-]){5}[0-9A-F]{2}`)

    for scanner.Scan() {
        line := scanner.Text()
        words := strings.Fields(line)

        var result []string
        for _, word := range words {
            if macRegex.MatchString(word) {
                mac := strings.ReplaceAll(word, ":", "-")
                mac = strings.ToUpper(mac)
                if len(mac) >= 8 {
                    mac = mac[:8]
                } else {
                    result = append(result, fmt.Sprintf("%s (Unknown)", word))
                    continue
                }

                file, err := os.Open("oui.txt")
                if err != nil {
                    fmt.Println("Error opening file:", err)
                    os.Exit(1)
                }
                defer file.Close()

                fileScanner := bufio.NewScanner(file)
                var organization string
                for fileScanner.Scan() {
                    fileLine := fileScanner.Text()
                    if strings.Contains(fileLine, mac) && strings.Contains(fileLine, "(hex)") {
                        organization = strings.TrimSpace(strings.Split(fileLine, "(hex)")[1])
                        break
                    }
                }

                if err := fileScanner.Err(); err != nil {
                    fmt.Println("Error reading file:", err)
                    os.Exit(1)
                }

                if organization != "" {
                    result = append(result, fmt.Sprintf("%s (%s)", word, organization))
                } else {
                    result = append(result, fmt.Sprintf("%s (Unknown)", word))
                }
            } else {
                result = append(result, word)
            }
        }

        fmt.Println(strings.Join(result, " "))
    }

    if err := scanner.Err(); err != nil {
        fmt.Fprintln(os.Stderr, "Error reading standard input:", err)
        os.Exit(1)
    }
}

编译脚本

#!/bin/bash

export GOROOT=/usr/local/go
export GOPATH=/opt/go/
export PATH=$PATH:$GOROOT/bin:$GOPATH/bin

# 定义目标操作系统和架构
targets=(
  "darwin/amd64"
  "darwin/arm64"
  "linux/386"
  "linux/amd64"
  "linux/arm"
  "linux/arm64"
  "windows/386"
  "windows/amd64"
)

# 获取Go文件名
go_file=$(ls *.go)
binary_name="${go_file%.*}"

# 编译目标文件
for target in "${targets[@]}"; do
  os_name=${target%/*}
  arch_name=${target#*/}

  output_name="${binary_name}_${os_name}_${arch_name}"
  if [ "$os_name" == "windows" ]; then
    output_name="${output_name}.exe"
  fi

  if [ "$os_name" == "linux" ]; then
    #env GOOS=$os_name GOARCH=$arch_name go build -ldflags "-linkmode external -extldflags '-static'" -o $output_name $go_file
    env GOOS=$os_name GOARCH=$arch_name go build -o $output_name $go_file
  else
    env GOOS=$os_name GOARCH=$arch_name go build -o $output_name $go_file
  fi

  if [ $? -eq 0 ]; then
    echo "Successfully built $output_name"
  else
    echo "Failed to build $output_name"
  fi
done

go mod init changshang
go get -u
./build_all.sh

运行方式

cat xxx.log | changshang
tail -fn 40 xxx.log | changshang
echo 11:11:11:11:11:11 | changshang 

下载

https://d2.sddts.cn/download/jingan/changshang

测试