使用VBS实现Hosts文件一键配置实现代码

@echo off 
if "%1" == "h" goto begin 
mshta vbscript:createobject("wscript.shell").run("%~nx0 h",0)(window.close)&&exit 
:begin 

notepad %SystemRoot%/System32/drivers/etc/hosts
exit

@attrib -r "%windir%\System32\drivers\etc\hosts" 
@echo ###### Host配置 START >>"%windir%\System32\drivers\etc\hosts"  
@echo 127.0.0.1 www.tsybius2014.com >>"%windir%\System32\drivers\etc\hosts"  
@echo 127.0.0.1 www.tsybius2014.net >>"%windir%\System32\drivers\etc\hosts" 
@echo ###### Host配置 END >>"%windir%\System32\drivers\etc\hosts"  
::@attrib +r "%windir%\System32\drivers\etc\hosts"

''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
' HostHelper Hosts文件配置工具
' 作者：Tsybius2014
' 时间：2015年10月20日
' 描述：HostHelper 是一个Host文件配置工具，输入为Host文件地址、IP地址、域名
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''

'强制显式声明模块中的所有变量
Option Explicit

'读取参数
Dim strHostAddr 'Host文件地址
Dim strIpAddr  'IP地址
Dim strName   '主机名
Dim strOper   '操作类型 cover：写入 append：追加
If WScript.Arguments.Count <> 4 Then
  WScript.Echo "参数错误"
  WScript.Quit
Else 
  '读入参数
  strHostAddr = WScript.Arguments(0) '参数1：Host文件地址
  strIpAddr = WScript.Arguments(1)  '参数2：IP地址
  strName = WScript.Arguments(2)   '参数3：主机名
  strOper = WScript.Arguments(3)   '参数4：写入策略 cover：覆盖 append：追加
  '覆盖：排他性加入
  '追加：在文件末尾添加IP地址与主机名对应关系
  '判断写入策略
  Dim strOperName
  If strOper = "cover" Then 
    strOperName = "覆盖"
  ElseIf strOper = "append" Then
    strOperName = "追加"
  Else
    WScript.Echo "非法的写入策略！"
    WScript.Quit
  End If
  '展示输入信息
  WScript.Echo "Host文件地址：" & strHostAddr
  WScript.Echo "IP地址：" & strIpAddr
  WScript.Echo "主机名：" & strName
  WScript.Echo "写入策略：" & strOperName
  WScript.Echo ""
End If

Dim FSO
Set FSO = CreateObject("Scripting.FileSystemObject")
Const ForReading = 1, ForWriting = 2, ForAppending = 8

'遍历Host文件，判断是否已有指定的Host值
Dim file
Set file = FSO.OpenTextFile(strHostAddr)
Dim strLine
Dim bHostAlreadyExist
bHostAlreadyExist = False
Do While file.AtEndOfStream <> True
  strLine = LTrim(file.ReadLine)
  If Not Left(strLine, 1) = "#" Then
    Dim Array
    Array = Split(strLine, " ", -1, 1)
    If UBound(Array) >= 1 Then
      'IP一样且域名一样，则认为要配置的Host已存在
      If Array(0) = strIpAddr And Array(1) = strName Then
        bHostAlreadyExist = True
        Exit Do
      End If
    Else 
    End If 
    'WScript.Echo strLine
  Else 
  End If
Loop
file.Close

If bHostAlreadyExist Then
  WScript.Echo "您要配置的Host已存在！"
  WScript.Quit
End If 

'将IP地址与域名的对应关系写入到Host
If strOper = "cover" Then

  '写入策略：覆盖
  Dim fileRead
  Set fileRead = FSO.OpenTextFile(strHostAddr)
  Dim strContent
  strContent = fileRead.ReadAll()
  fileRead.Close
  Dim ArrayLine
  ArrayLine = Split(strContent, vbCrlf, -1, 1)
  Dim i
  Dim strArrayEachLine
  For i = 0 To UBound(ArrayLine)
    ArrayLine(i) = Trim(ArrayLine(i))
    If Not Left(ArrayLine(i), 1) = "#" Then
      strArrayEachLine = Split(ArrayLine(i), " ", -1, 1)
      If UBound(strArrayEachLine) >= 1 Then
        If strArrayEachLine(1) = strName Then
          ArrayLine(i) = "#" & ArrayLine(i)
        End If
      End If
    End If
  Next
  strContent = Join(ArrayLine, vbCrlf)
  strContent = strContent & vbCrlf & strIpAddr & " " & strName
  Dim fileCover
  Set fileCover = FSO.OpenTextFile(strHostAddr, ForWriting, False)
  fileCover.Write strContent
  fileCover.Close
  WScript.Echo "覆盖完毕"
  
ElseIf strOper = "append" Then

  '写入策略：追加
  Dim fileAppend
  Set fileAppend = FSO.OpenTextFile(strHostAddr, ForAppending, False)
  fileAppend.WriteLine
  fileAppend.WriteLine strIpAddr & " " & strName
  WScript.Echo "追加完毕"
  fileAppend.Close

End If

@echo Tsybius 2015/10/20

set hostIPAddr=127.0.0.1
set hostName=www.tsybius2014.com
set vbsAddr=HostHelper.vbs
set hostAddr=%windir%\System32\drivers\etc\hosts

if not exist %hostAddr% echo "Host Not Found"
if not exist %hostAddr% exit
if exist %cd%\hosts.bak del %cd%\hosts.bak
copy %hostAddr% %cd%\hosts.bak

@attrib -r %hostAddr%
cscript %vbsaddr% %hostAddr% hostIPAddr hostName append
::@attrib +r %hostAddr%

@pause