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无组件的数据库的备份与还原

类别: ASP教程  评论数:0 总得分:0
conn.asp
<%
conn="Provider=SQLOLEDB.1;Persist Security Info=false;Server=127.0.0.1;UID=sa;pwd=www.zhi.net;database=master"
function rec(rs,sql)
set rs = server.CreateObject("ADODB.Recordset")
rs.Activeconnection = conn
rs.Source = sql
rs.CursorType = 0
rs.Cursorlocation = 3
rs.LockType = 1
rs.Open
if rs.eof and rs.bof then
rec= false
else
rec= true
end if
end function
function cmd(sql)
dim cmd1
set cmd1 = server.CreateObject("ADODB.Command")
cmd1.ActiveConnection = conn
cmd1.CommandText = sql
cmd1.CommandType = 1
cmd1.CommandTimeout = 0
cmd1.Prepared = true
cmd1.Execute()
end function
function cdb(rs)
rs.close()
set rs=nothing
end function
%>
dev.asp
<!--#include file="conn.asp"-->
<%
if request("AddDev") <> "" then
sql="select name,phyname from master..sysdevices where status=16 and name=\'"&request("devname")&"\'"
rec chk,sql
if chk.eof and chk.bof then
sql = "sp_addumpdevice \'disk\',\'"&request("devname")&"\',\'"&request("phyname")&"\'"
cmd sql
response.Write "<script language=javascript>window.location=reload;</script>"
else
response.Write "<script language=javascript>alert(\'数据库中已存在"&request("devname")&"设备!\');window.location=\'cmd.asp\';</script>"
end if
end if
if request("deldev") <> "" then
sql = "sp_dropdevice \'"&request("devname")&"\'"
cmd sql
response.Write "<script language=javascript>window.location=reload;</script>"
end if
rec li,"select name,phyname from master..sysdevices where status=16"
if li.eof and li.bof then
response.Write "<font color=#ff0000>请新建备份设备用来备份还原数据库</font>"
else
%><style type="text/css">
<!--
body {
margin-left: 0px;
margin-top: 0px;
}
-->
</style>
<table width="60%" border="0" cellspacing="0">
<tr>
<td width="29%">名称:</td>
<td width="71%">位置:</td>
</tr>
<%
i=0
while not li.eof
i=i+1
%>
<tr>
<td><%=li(0)%></td>
<td><%=li(1)%> <a href=\'dev.asp?DelDev=1&devname=<%=li(0)%>\'>删除此设备</a></td>
</tr>
<%
li.movenext
wend
response.Write "<script language=javascript>top.document.all.dev.height=\'"&(i+1)*25&"\';</script>"
cdb li
%>
</table>
<%
end if
%>
default.asp
<%@LANGUAGE="VBSCRIPT" CODEPAGE="936"%>
<!--#include file="conn.asp"-->

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>数据库的备份与还原</title>
</head>

<body>
<%

%>
<table width="80%" border="0" align="center">
<tr>
<td width="21%" valign="top">数据库设备:</td>
<td width="79%">
<iframe name="dev" src="dev.asp" width="100%" height="200" frameborder="0" scrolling="no"></iframe>
</td>
</tr>
<tr>
<td>添加设备:</td>
<td>设备名称:
<input name="devname" type="text" id="devname" size="10" maxlength="10"></td>
</tr>
<tr>
<td>&nbsp;</td>
<td>文件路径:
<input name="phyname" type="text" id="phyname" size="20" maxlength="50">
<input type="button" value="添加设备" onClick="document.all.dev.src=\'dev.asp?AddDev=1&devname=\'+document.all.devname.value+\'&phyname=\'+document.all.phyname.value;"></td>
</tr>
<tr>
<td valign="top">备份/还原:</td>
<td>
数据库名称:
<%
rec li,"select name from master..sysdatabases where status=16"

%>
<select name="b_data">
<%
while not li.eof
response.Write "<option value="&li(0)&">"&li(0)&"</option>"
li.movenext
wend
cdb li
%>
</select><br>
备份到设备:<%
rec li,"select name,phyname from master..sysdevices where status=16"
%>
<select name="b_dev">
<%
while not li.eof
response.Write "<option value="&li(0)&">"&li(0)&"(文件:"&li(1)&")</option>"
li.movenext
wend
cdb li
%>
</select><br>
<input name="按钮" type="button" value="备份数据库" onClick="window.location=\'cmd.asp?action=backup&database=\'+document.all.b_data.value+\'&dev=\'+document.all.b_dev.value;">
&nbsp;
<input name="按钮" type="button" value="还原数据库" onClick="window.location=\'cmd.asp?action=RESTORE&database=\'+document.all.b_data.value+\'&dev=\'+document.all.b_dev.value;"> </td>
</tr>
<tr>
<td>&nbsp;</td>
<td>&nbsp;</td>
</tr>
</table>
</body>
</html>
cmd.asp
<!--#include file="conn.asp"-->
<%
on error resume next
if request("action") <> "" then
if request("action")="backup" then
sql ="BACKUP DATABASE "&request("database")&" To "& request("dev")
cmd sql
if err.number > 0 then
response.Write "<script language=javascript>alert(\'数据库"&request("database")&"备份失败!\');window.location=\'default.asp\';</script>"
else
response.Write "<script language=javascript>alert(\'数据库"&request("database")&"备份成功!\');window.location=\'default.asp\';</script>"
end if
else
sql ="RESTORE DATABASE "&request("database")&" From "& request("dev")
cmd sql
if err.number > 0 then
response.Write "<script language=javascript>alert(\'数据库"&request("database")&"还原失败!\');window.location=\'default.asp\';</script>"
else
response.Write "<script language=javascript>alert(\'数据库"&request("database")&"还原成功!\');window.location=\'default.asp\';</script>"
end if
end if
end if
%>
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