使用PowerShell 自动创建DFS复制组

运行环境：Windows Server 2012 R2

DFS 复制概述 

DFS复制组 PowerShell脚本命令

需要注意的是DFS依赖域，若此服务器未存在于域控上，或未存在域内，则此脚本会报错

此脚本可在域内任意服务器执行

脚本创建的是交错型拓扑结构，使用的默认计划

检测是否存在复制组时，有一种情况会检查错误，就是查看复制组时报错误。

# 创建DFS复制
# author:lttr <www.cnblogs.com/GoCircle> 
# date:2019-08-09
# eg.
# C:\dfsr.ps1 -Domain "test.to" -DfsN "DFSN01" -GroupName "RG01" -FolderName "dfs" -ShareFolderPhysicalPath "C:\DFShare\dfs" -SourceComputerName "WIN01" -servers "WIN02","WIN03","WIN04"

[CmdletBinding()]
param
(
    # 域名
    [Parameter(Mandatory=$true,Position=0)][string]$Domain,
    # DFS命名空间名称
    [Parameter(Mandatory=$true,Position=1)][string]$DfsN,
    # 复制组名称
    [Parameter(Mandatory=$true,Position=2)][string]$GroupName,
    # 复制组文件夹名称
    [Parameter(Mandatory=$true,Position=3)][string]$FolderName,
    # 共享文件夹物理路径
    [Parameter(Mandatory=$true,Position=4)][string]$ShareFolderPhysicalPath,
    # DFS成员列表
    [Parameter(Mandatory=$true,Position=6)][String[]]$servers
)
# 域内远程设置共享文件夹
function SET-Share($DriveLetter,$ShareFolderPhysicalPath,$ShareFolderNetworkPath,$Server){
    if(!(Test-Path \\$Server\$DriveLetter$\$ShareFolderPhysicalPath)){
        $null = New-Item -Path \\$Server\$DriveLetter$\$ShareFolderPhysicalPath -type directory -Force
    }
    $Shares = [WMICLASS]"\\$Server\root\cimv2:WIN32_Share"
    $null = $Shares.Create($DriveLetter+":\"+$ShareFolderPhysicalPath,$ShareFolderNetworkPath,0)
}

try {
    #检测是否发布到命名空间
    if(Get-DfsnFolderTarget -Path "\\$Domain\$DfsN\$FolderName" -ErrorAction SilentlyContinue) {
        Write-Host "DFS复制组[$GroupName]已存在！" -ForegroundColor Red
    }else{
        # 设置复制组
        $null = New-DfsReplicationGroup -GroupName $GroupName | New-DfsReplicatedFolder -GroupName $GroupName -FolderName $FolderName -DfsnPath "\\$Domain\$DfsN\$FolderName" -WarningAction silentlyContinue | Add-DfsrMember -ComputerName $servers
        # 设置连接和成员身份
        for($i=0;$i -le $servers.Length-1;$i++){
            for($j=$i+1;$j -le $servers.Length-1;$j++){
                $null = Add-DfsrConnection -GroupName $GroupName -SourceComputerName $servers[$i] -DestinationComputerName $servers[$j]
            }
        }
        foreach ($server in $servers) {
            # 为命名空间新建文件夹目标
            $null = New-DfsnFolderTarget -Path "\\$Domain\$DfsN\$FolderName" -TargetPath "\\$server.$Domain\$FolderName" -State "Online" -ReferralPriorityClass "sitecostnormal"
            # 设置共享文件夹
            SET-Share ($ShareFolderPhysicalPath -split ":")[0]  ($ShareFolderPhysicalPath -split ":\\")[-1]  $FolderName $server
            # 设置复制组成员的本地路径
            $null = Set-DfsrMembership -GroupName $GroupName -FolderName $FolderName -ComputerName $server -PrimaryMember $True -ContentPath $ShareFolderPhysicalPath -Force
        }
        # 更新本地DFSR配置信息
        Update-DfsrConfigurationFromAD -ComputerName $servers
        #检测是否发布到命名空间
        if(Get-DfsnFolderTarget -Path "\\$Domain\$DfsN\$FolderName" -ErrorAction SilentlyContinue) {
            Write-Host "创建DFS复制组[$GroupName]成功！" -ForegroundColor Green
        }else{
            Write-Host "创建DFS复制组[$GroupName]失败！" -ForegroundColor Red
        }
    }
} catch {
    Write-Host "创建DFS复制组[$GroupName]失败！" -ForegroundColor Red
}