tests/Test-HostFirewallPorts.ps1
function Test-HostFirewallPorts { [CmdletBinding()] param ( [parameter()][string] $TestName = "Network Firewall Ports", [parameter()][string] $TestGroup = "configuration", [parameter()][string] $TestCategory = "HOST", [parameter()][string] $Description = "Test open firewall TCP ports", [parameter()][hashtable] $ScriptParams ) try { $startTime = (Get-Date) # reference: https://docs.microsoft.com/en-us/mem/configmgr/core/plan-design/hierarchy/ports [string]$Setting = Get-CmHealthDefaultValue -KeySet "siteservers:tcpports" -DataSet $CmHealthConfig [System.Collections.Generic.List[PSObject]]$tempdata = @() # for detailed test output to return if needed $stat = "PASS" # do not change this $except = "FAIL" $msg = "No issues found" # do not change this either $ErrorActionPreference = 'SilentlyContinue' $counter = 0; $good = 0; $bad = 0 # NOTE FOR FUTURE IMPROVEMENT: ADD OTHER SITE SYSTEMS AND CHECK PORTS PER ROLE/TYPE [array]$complist = @($ScriptParams.ComputerName) if ($ScriptParams.ComputerName -ne $ScriptParams.SqlInstance) { $complist += $ScriptParams.SqlInstance } foreach ($computer in $complist) { foreach ($port in ($setting -split ',')) { Write-Log -Message "testing port: $port ($computer)" try { $conn = New-Object System.Net.Sockets.TcpClient($(hostname),$port) $tempdata.Add( [pscustomobject]@{ Hostname = $(hostname) Port = $port Open = $conn.Connected } ) $good++ } catch { $tempdata.Add( [pscustomobject]@{ Hostname = $(hostname) Port = $port Open = $False } ) $bad++ } $counter++ } # foreach port } # foreach host if ($bad -gt 0) { $stat = $except } } catch { $stat = 'ERROR' $msg = $_.Exception.Message -join ';' } finally { Set-CmhOutputData } } |