egutierrez
4d6ea9a910
Funciones PowerShell para gestión de red en Windows: win_firewall_add_rule, win_firewall_remove_rule, win_portproxy_add y win_portproxy_remove. Útiles para configurar acceso de red en entornos WSL2. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
57 lines
1.8 KiB
PowerShell
57 lines
1.8 KiB
PowerShell
# win_firewall_add_rule.ps1 - Adds a Windows Firewall inbound rule for a TCP/UDP port.
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# Requires: Administrator privileges
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# Usage: powershell.exe -ExecutionPolicy Bypass -File win_firewall_add_rule.ps1 -Name "CDP-9222" -Port 9222
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param(
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[Parameter(Mandatory = $true)]
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[string]$Name,
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[Parameter(Mandatory = $true)]
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[int]$Port,
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[Parameter(Mandatory = $false)]
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[string]$Protocol = "TCP"
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)
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# Verify administrator privileges
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$currentPrincipal = [Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()
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if (-not $currentPrincipal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
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Write-Error "ERROR: This script requires Administrator privileges. Run PowerShell as Administrator."
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exit 1
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}
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# Validate protocol
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$validProtocols = @("TCP", "UDP")
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if ($validProtocols -notcontains $Protocol.ToUpper()) {
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Write-Error "ERROR: Protocol must be TCP or UDP, got '$Protocol'."
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exit 1
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}
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# Validate port range
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if ($Port -lt 1 -or $Port -gt 65535) {
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Write-Error "ERROR: Port must be between 1 and 65535, got '$Port'."
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exit 1
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}
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# Remove existing rule with the same name if it exists
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$existingRule = netsh advfirewall firewall show rule name="$Name" 2>&1
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if ($LASTEXITCODE -eq 0) {
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Write-Host "Removing existing rule '$Name'..."
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netsh advfirewall firewall delete rule name="$Name" | Out-Null
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if ($LASTEXITCODE -ne 0) {
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Write-Error "ERROR: Failed to remove existing rule '$Name'."
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exit 1
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}
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}
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# Add the new inbound rule
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Write-Host "Adding firewall rule '$Name' for $Protocol port $Port..."
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netsh advfirewall firewall add rule name="$Name" dir=in action=allow protocol=$Protocol localport=$Port
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if ($LASTEXITCODE -ne 0) {
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Write-Error "ERROR: Failed to add firewall rule '$Name'."
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exit 1
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}
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Write-Host "OK: Firewall rule '$Name' added - $Protocol inbound on port $Port."
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