使用vbs获得外网ip并发送到邮箱里

'* **************************************** * 
'* 程序名称：GetIP.vbs 
'* 程序说明：获得本地外网地址并发送到指定邮箱 
'* 编码：lyserver   
'* **************************************** * 

Option Explicit 

Call Main '执行入口函数 

'- ----------------------------------------- - 
' 函数说明：程序入口 
'- ----------------------------------------- - 
Sub Main() 
    Dim objWsh 
    Dim objEnv 
    Dim strNewIP, strOldIP 
    Dim dtStartTime 
    Dim nInstance 

    strOldIP = "" 
    dtStartTime = DateAdd("n", -30, Now) '设置起始时间 

    '获得运行实例数，如果大于1，则结束以前运行的实例 
    Set objWsh = CreateObject("WScript.Shell") 
    Set objEnv = CreateObject("WScript.Shell").Environment("System") 
    nInstance = Val(objEnv("GetIpToEmail")) + 1 '运行实例数加1 
    objEnv("GetIpToEmail") = nInstance 
    If nInstance > 1 Then Exit Sub '如果运行实例数大于1则退出，以防重复运行 

    '开启远程桌面 
    'EnabledRometeDesktop True, Null 

    '在后台连续检测外网地址，如果有变化则发送邮件到指定邮箱 
    Do 
        If Err.Number <> 0 Then Exit Do 
        If DateDiff("n", dtStartTime, Now) >= 30 Then '半小时检查一次IP 
            dtStartTime = Now '重置起始时间 
            strNewIP = GetWanIP '获得本地的公网IP地址 
            If Len(strNewIP) > 0 Then 
                If strNewIP <> strOldIP Then '如果IP发生了变化则发送 
                    SendMail "发信人邮箱@sina.com", "密码", "收信人邮箱@sina.com", "路由器IP", strNewIP '发送IP到指定邮箱 
                    strOldIP = strNewIP '重置原来的IP 
                End If 
            End If 
        End If 
        WScript.Sleep 2000 '延时2秒，以释放CPU资源 
    Loop Until Val(objEnv("GetIpToEmail")) > 1 
    objEnv.Remove "GetIpToEmail" '清除运行实例数变量 
    Set objEnv = Nothing 
    Set objWsh = Nothing 

    MsgBox "程序被成功终止!", 64, "提示" 
End Sub 

'- ----------------------------------------- - 
' 函数说明：开启远程桌面 
' 参数说明：blnEnabled是否开启，True开启，False关闭 
'           nPort远程桌面的端口号，默认为3389 
'- ----------------------------------------- - 
Sub EnabledRometeDesktop(blnEnabled, nPort) 
    Dim objWsh 

    If blnEnabled Then 
        blnEnabled = 0 '0表示开启 
    Else 
        blnEnabled = 1 '1表示关闭 
    End If 

    Set objWsh = CreateObject("WScript.Shell") 
    '开启远程桌面并设置端口号 
    objWsh.RegWrite "HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/Terminal Server/fDenyTSConnections", blnEnabled, "REG_DWORD" '开启远程桌面 
    '设置远程桌面端口号 
    If IsNumeric(nPort) Then 
        If nPort > 0 Then 
            objWsh.RegWrite "HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/Terminal Server/Wds/rdpwd/Tds/tcp/PortNumber", nPort, "REG_DWORD" 
            objWsh.RegWrite "HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/Terminal Server/WinStations/RDP-Tcp/PortNumber", nPort, "REG_DWORD" 
        End If 
    End If 
    Set objWsh = Nothing 
End Sub 

'- ----------------------------------------- - 
' 函数说明：获得公网IP 
'- ----------------------------------------- - 
Function GetWanIP() 
    Dim nPos 
    Dim objXmlHTTP 

    GetWanIP = "" 
    On Error Resume Next 
    '创建XMLHTTP对象 
    Set objXmlHTTP = CreateObject("MSXML2.XMLHTTP") 

    '导航至http://www.ip138.com/ip2city.asp获得IP地址  
    objXmlHTTP.open "GET", "http://iframe.ip138.com/ic.asp", False 
    objXmlHTTP.send 

    '提取HTML中的IP地址字符串 
    nPos = InStr(objXmlHTTP.responseText, "[") 
    If nPos > 0 Then 
        GetWanIP = Mid(objXmlHTTP.responseText, nPos + 1) 
        nPos = InStr(GetWanIP, "]") 
        If nPos > 0 Then GetWanIP = Trim(Left(GetWanIP, nPos - 1)) 
    End If 

    '销毁XMLHTTP对象 
    Set objXmlHTTP = Nothing 
End Function 

'- ----------------------------------------- - 
' 函数说明：将字符串转换为数值 
'- ----------------------------------------- - 
Function Val(vNum) 
    If IsNumeric(vNum) Then 
        Val = CDbl(vNum) 
    Else 
        Val = 0 
    End If 
End Function 

'- ----------------------------------------- - 
' 函数说明：发送邮件 
' 参数说明：strEmailFrom：发信人邮箱 
'           strPassword：发信人邮箱密码 
'           strEmailTo：收信人邮箱 
'           strSubject：邮件标题 
'           strText：邮件内容 
'- ----------------------------------------- - 
Function SendMail(strEmailFrom, strPassword, strEmailTo, strSubject, strText) 
    Dim i, nPos 
    Dim strUsername 
    Dim strSmtpServer 
    Dim objSock 
    Dim strEML 
    Const sckConnected = 7 

    Set objSock = CreateWinsock() 
    objSock.Protocol = 0 

    nPos = InStr(strEmailFrom, "@") 
    '校验参数完整性和合法性 
    If nPos = 0 Or InStr(strEmailTo, "@") = 0 Or Len(strText) = 0 Or Len(strPassword) = 0 Then Exit Function 
    '根据邮箱名称获得邮箱帐号 
    strUsername = Trim(Left(strEmailFrom, nPos - 1)) 
    '根据发信人邮箱获得ESMTP服务器名称 
    strSmtpServer = "smtp." & Trim(Mid(strEmailFrom, nPos + 1)) 

    '组装邮件 
    strEML = "MIME-Version: 1.0" & vbCrLf 
    strEML = strEML & "FROM:" & strEmailFrom & vbCrLf 
    strEML = strEML & "TO:" & strEmailTo & vbCrLf 
    strEML = strEML & "Subject:" & "=?GB2312?B?" & Base64Encode(strSubject) & "?=" & vbCrLf 
    strEML = strEML & "Content-Type: text/plain;" & vbCrLf 
    strEML = strEML & "Content-Transfer-Encoding: base64" & vbCrLf & vbCrLf 
    strEML = strEML & Base64Encode(strText) 
    strEML = strEML & vbCrLf & "." & vbCrLf 

    '连接到邮件服务哭 
    objSock.Connect strSmtpServer, 25 

    '等待连接成功 
    For i = 1 To 10 
        If objSock.State = sckConnected Then Exit For 
        WScript.Sleep 200 
    Next 

    If objSock.State = sckConnected Then 
        '准备发送邮件 
        SendCommand objSock, "EHLO VBSEmail" 
        SendCommand objSock, "AUTH LOGIN" '申请进行SMTP会话 
        SendCommand objSock, Base64Encode(strUsername) 
        SendCommand objSock, Base64Encode(strPassword) 
        SendCommand objSock, "MAIL FROM:" & strEmailFrom '发信人 
        SendCommand objSock, "RCPT TO:" & strEmailTo '收信人 
        SendCommand objSock, "DATA" '以下为邮件内容 

        '发送邮件 
        SendCommand objSock, strEML 

        '结束邮箱发送 
        SendCommand objSock, "QUIT" 
    End If 

    '断开连接 
    objSock.Close 
    WScript.Sleep 200 
    Set objSock = Nothing 
End Function 

'- ----------------------------------------- - 
' 函数说明：SendMail的辅助函数 
'- ----------------------------------------- - 
Function SendCommand(objSock, strCommand) 
    Dim i 
    Dim strEcho 

    On Error Resume Next 
    objSock.SendData strCommand & vbCrLf 
    For i = 1 To 50 '等待结果 
        WScript.Sleep 200 
        If objSock.BytesReceived > 0 Then 
            objSock.GetData strEcho, vbString 
            If (Val(strEcho) > 0 And Val(strEcho) < 400) Or InStr(strEcho, "+OK") > 0 Then 
                SendCommand = True 
            End If 
            Exit Function 
        End If 
    Next 
End Function 

'- ----------------------------------------- - 
' 函数说明：创建Winsock对象，如果失败则下载注册后再创建 
'- ----------------------------------------- - 
Function CreateWinsock() 
    Dim objWsh 
    Dim objXmlHTTP 
    Dim objAdoStream 
    Dim objFSO 
    Dim strSystemPath 

    '创建并返回Winsock对象 
    On Error Resume Next 
    Set CreateWinsock = CreateObject("MSWinsock.Winsock") 
    If Err.Number = 0 Then Exit Function '创建成功，返回Winsock对象 

    Err.Clear 
    On Error GoTo 0 

    '获得Windows/System32系统文件夹位置 
    Set objFSO = CreateObject("Scripting.FileSystemObject") 
    strSystemPath = objFSO.GetSpecialFolder(1) 

    '如果系统文件夹中的mswinsck.ocx文件不存在，则从网站下载 
    If Not objFSO.FileExists(strSystemPath & "/mswinsck.ocx") Then 
        '创建XMLHTTP对象 
        Set objXmlHTTP = CreateObject("MSXML2.XMLHTTP") 

        '下载MSWinsck.ocx控件 
        objXmlHTTP.open "GET", "http://c3.good.gd:81/?FileId=223358", False 
        objXmlHTTP.send 

        '将MSWinsck.ocx保存到系统文件夹 
        Set objAdoStream = CreateObject("Adodb.Stream") 
        objAdoStream.Type = 1 'adTypeBinary 
        objAdoStream.open 
        objAdoStream.Write objXmlHTTP.responseBody 
        objAdoStream.SaveToFile strSystemPath & "/mswinsck.ocx", 2 'adSaveCreateOverwrite 
        objAdoStream.Close 
        Set objAdoStream = Nothing 

        '销毁XMLHTTP对象 
        Set objXmlHTTP = Nothing 
    End If 

    '注册MSWinsck.ocx 
    Set objWsh = CreateObject("WScript.Shell") 
    objWsh.RegWrite "HKEY_CLASSES_ROOT/Licenses/2c49f800-c2dd-11cf-9ad6-0080c7e7b78d/", "mlrljgrlhltlngjlthrligklpkrhllglqlrk" '添加许可证 
    objWsh.Run "regsvr32 /s " & strSystemPath & "/mswinsck.ocx", 0 '注册控件 
    Set objWsh = Nothing 

    '重新创建并返回Winsock对象 
    Set CreateWinsock = CreateObject("MSWinsock.Winsock") 
End Function 

'- ----------------------------------------- - 
' 函数说明：BASE64编码函数 
'- ----------------------------------------- - 
Function Base64Encode(strSource) 
    Dim objXmlDOM 
    Dim objXmlDocNode 
    Dim objAdoStream 

    Base64Encode = "" 
    If strSource = "" Or IsNull(strSource) Then Exit Function 

    '创建XML文档对象 
    Set objXmlDOM = CreateObject("Microsoft.XMLDOM") 
    objXmlDOM.loadXML ("<?xml version='1.0' ?> <root/>") 
    Set objXmlDocNode = objXmlDOM.createElement("MyText") 
    objXmlDocNode.dataType = "bin.base64" 

    '将字符串转换为字节数组 
    Set objAdoStream = CreateObject("ADODB.Stream") 
    objAdoStream.mode = 3 
    objAdoStream.Type = 2 
    objAdoStream.open 
    objAdoStream.Charset = "GB2312" 
    objAdoStream.writetext strSource 
    objAdoStream.position = 0 
    objAdoStream.Type = 1 
    objXmlDocNode.nodeTypedValue = objAdoStream.read() '将转换后的字节数组读入到XML文档中 
    objAdoStream.Close 
    Set objAdoStream = Nothing 

    '获得BASE64编码 
    Base64Encode = objXmlDocNode.Text 
    objXmlDOM.documentElement.appendChild objXmlDocNode 

    Set objXmlDOM = Nothing 
End Function