我在powershell中将UNC位置转换为本地驱动器时遇到问题。因此,我的代码基本上将用户作为读取主机的输入作为数据库备份位置的UNC路径。位置可能是这样的\\ServerName\m$\SQLBackups\123
。
然后,它会提示从何处复制备份。同样,这也是一个UNC路径,比如\\ServerName\g$\SQLRestores\444\Filename.bak
。
我需要将这两个路径转换为它们的本地路径,以便它读取m:\sqldbackups\123
和g:\sqlrestores\444\Filename.bak
。
下面是我的代码,我已经添加了我想要的最终输出的注释。
$BackupPath = "\\ServerName\m$\SQLBackups\123"
$Dumps = Split-Path -Path $BackupPath -Leaf
$Drive = Split-Path -Path $BackupPath -Parent
$LastTwo = $Drive.Substring($Drive.get_Length()-2)
$FullNTFS = $LastTwo + "\" + $Dumps
$FullNTFS = $FullNTFS.Replace("$",":")
$FullNTFS
#This should be M:\SQLBACKUPS\123
$RestorePath = "\\ServerName\g$\SQLRestores\444\Filename.bak"
$Dumps = Split-Path -Path $RestorePath -Leaf
$Drive = Split-Path -Path $RestorePath -Parent
$LastTwo = $Drive.Substring($Drive.get_Length()-2)
$FullNTFS = $LastTwo + "\" + $Dumps
$FullNTFS = $FullNTFS.Replace("$",":")
$FullNTFS
#This should be read as g:\sqlrestores\444\FileName.bak
发布于 2018-02-21 17:17:31
除非路径是指向共享根目录下的目录或文件,否则Split-Path
将不起作用。
请改用Path.GetPathRoot()
获取主机和共享名:
$Drive = [System.IO.Path]::GetPathRoot($BackupPath)
$Dumps = $BackupPath.Substring($Drive.Length)
$Drive = $Drive.Substring($Drive.LastIndexOf('\') + 1).Replace('$',':')
$NTFSPath = "$Drive$Dumps"
发布于 2018-02-21 21:14:05
我认为上面的答案是正确的,但有时简单的模式匹配可能就足够了:
"\\server2.net\g$\foo\bar\baz", "\\server1.com\c$\baz\bar\foo" |
Select-String -Pattern "([A-z])\`$(.*)" |
%{ "$($_.Matches.Groups[1].value):$($_.Matches.Groups[2].value)" }
发布于 2019-04-11 07:52:06
# -replace operator with regex does the trick
PS C:\> '\\ServerName\m$\SQLBackups\123' -replace '(?:.+)\\([a-z])\$\\','$1:\'
m:\SQLBackups\123
https://stackoverflow.com/questions/48901884
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