154 lines
4.9 KiB
PowerShell
154 lines
4.9 KiB
PowerShell
# ================================
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# Windows 主机名 / IP 配置脚本
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# 使用方法：
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# 1. 先修改下面的配置区
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# 2. 用管理员权限运行 PowerShell
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# 3. 执行本脚本
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# 4. 执行完成后重启系统
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# ================================
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# ===== 配置区开始 =====
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$NewComputerName = "win10-ltsc-192-168-11-162"
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$IPAddress = "192.168.11.162"
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$PrefixLength = 24
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$Gateway = "192.168.11.1"
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$DnsServers = @("192.168.34.40","223.5.5.5")
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# 如需指定网卡名，可填写，例如 "以太网"
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# 留空则自动选择当前状态为 Up 的第一块物理/虚拟以太网卡
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$PreferredAdapterName = ""
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# ===== 配置区结束 =====
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$ErrorActionPreference = "Stop"
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function Write-Info($msg) {
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Write-Host "[INFO] $msg" -ForegroundColor Cyan
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}
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function Write-Ok($msg) {
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Write-Host "[ OK ] $msg" -ForegroundColor Green
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}
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function Write-WarnMsg($msg) {
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Write-Host "[WARN] $msg" -ForegroundColor Yellow
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}
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function Write-Fail($msg) {
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Write-Host "[FAIL] $msg" -ForegroundColor Red
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}
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try {
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Write-Info "开始执行主机名与网络配置"
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# 1. 检查管理员权限
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$currentIdentity = [Security.Principal.WindowsIdentity]::GetCurrent()
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$principal = New-Object Security.Principal.WindowsPrincipal($currentIdentity)
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$isAdmin = $principal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)
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if (-not $isAdmin) {
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throw "请使用管理员权限运行 PowerShell"
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}
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Write-Ok "管理员权限检查通过"
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# 2. 校验 IP
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[void][System.Net.IPAddress]::Parse($IPAddress)
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[void][System.Net.IPAddress]::Parse($Gateway)
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foreach ($dns in $DnsServers) {
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[void][System.Net.IPAddress]::Parse($dns)
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}
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if ($PrefixLength -lt 0 -or $PrefixLength -gt 32) {
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throw "PrefixLength 必须在 0 到 32 之间"
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}
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Write-Ok "IP 参数校验通过"
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# 3. 选择网卡
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if ($PreferredAdapterName -and $PreferredAdapterName.Trim() -ne "") {
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$nic = Get-NetAdapter -Name $PreferredAdapterName -ErrorAction Stop
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}
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else {
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$nic = Get-NetAdapter |
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Where-Object {
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$_.Status -eq "Up" -and
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$_.InterfaceDescription -notmatch "Bluetooth|Wireless|Wi-Fi|VPN" -and
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$_.Name -notmatch "Bluetooth|无线|Wi-Fi|VPN"
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} |
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Sort-Object InterfaceMetric, ifIndex |
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Select-Object -First 1
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}
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if (-not $nic) {
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throw "未找到可用网卡，请手工指定 `$PreferredAdapterName"
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}
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Write-Info "选中的网卡: Name=$($nic.Name), ifIndex=$($nic.ifIndex), Status=$($nic.Status)"
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Write-Ok "网卡选择完成"
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# 4. 删除旧 IPv4 地址
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$oldIPs = Get-NetIPAddress -InterfaceIndex $nic.ifIndex -AddressFamily IPv4 -ErrorAction SilentlyContinue |
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Where-Object { $_.IPAddress -ne "127.0.0.1" }
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foreach ($item in $oldIPs) {
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Write-Info "删除旧 IP: $($item.IPAddress)"
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Remove-NetIPAddress `
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-InterfaceIndex $nic.ifIndex `
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-IPAddress $item.IPAddress `
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-Confirm:$false `
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-ErrorAction SilentlyContinue
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}
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# 5. 删除旧默认路由
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$oldRoutes = Get-NetRoute -InterfaceIndex $nic.ifIndex -AddressFamily IPv4 -DestinationPrefix "0.0.0.0/0" -ErrorAction SilentlyContinue
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foreach ($route in $oldRoutes) {
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Write-Info "删除旧默认路由: NextHop=$($route.NextHop)"
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Remove-NetRoute `
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-InterfaceIndex $nic.ifIndex `
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-DestinationPrefix "0.0.0.0/0" `
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-NextHop $route.NextHop `
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-Confirm:$false `
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-ErrorAction SilentlyContinue
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}
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Write-Ok "旧 IP 和默认路由清理完成"
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# 6. 配置新 IP / 网关
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Write-Info "写入新 IP: $IPAddress/$PrefixLength, Gateway=$Gateway"
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New-NetIPAddress `
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-InterfaceIndex $nic.ifIndex `
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-IPAddress $IPAddress `
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-PrefixLength $PrefixLength `
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-DefaultGateway $Gateway `
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-AddressFamily IPv4 `
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-ErrorAction Stop | Out-Null
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Write-Ok "静态 IP 配置完成"
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# 7. 配置 DNS
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Write-Info "写入 DNS: $($DnsServers -join ', ')"
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Set-DnsClientServerAddress `
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-InterfaceIndex $nic.ifIndex `
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-ServerAddresses $DnsServers `
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-ErrorAction Stop
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Write-Ok "DNS 配置完成"
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# 8. 修改主机名
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if ($env:COMPUTERNAME -ne $NewComputerName) {
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Write-Info "当前主机名: $env:COMPUTERNAME"
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Write-Info "目标主机名: $NewComputerName"
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Rename-Computer -NewName $NewComputerName -Force -ErrorAction Stop
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Write-Ok "主机名修改完成，重启后生效"
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}
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else {
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Write-WarnMsg "主机名已经是目标值，无需修改"
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}
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Write-Host ""
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Write-Ok "全部配置已完成"
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# 新增：直接执行重启
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Write-Host "系统将在 5 秒后自动重启..." -ForegroundColor Yellow
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Start-Sleep -Seconds 5
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Restart-Computer -Force
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}
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catch {
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Write-Fail $_.Exception.Message
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exit 1
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} |