private/Invoke-NonAuthRequest.ps1
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function Invoke-NonAuthRequest { [CmdletBinding()] Param ( [Parameter(Mandatory)] [string]$ComputerName, [Parameter(Mandatory)] [string]$Path, [int]$Port = "8834", [String]$Method = "GET", [String]$ContentType = "application/json", [switch]$AcceptSelfSignedCert, [switch]$EnableException ) begin { if ($PSVersionTable.PSEdition -eq 'Core') { if ($AcceptSelfSignedCert) { $PSDefaultParameterValues['Invoke-RestMethod:SkipCertificateCheck'] = $true $PSDefaultParameterValues['Invoke-WebRequest:SkipCertificateCheck'] = $true } } else { if ($AcceptSelfSignedCert -and [System.Net.ServicePointManager]::CertificatePolicy.ToString() -ne 'IgnoreCerts') { $Domain = [AppDomain]::CurrentDomain $DynAssembly = New-Object System.Reflection.AssemblyName('IgnoreCerts') $AssemblyBuilder = $Domain.DefineDynamicAssembly($DynAssembly, [System.Reflection.Emit.AssemblyBuilderAccess]::Run) $ModuleBuilder = $AssemblyBuilder.DefineDynamicModule('IgnoreCerts', $false) $TypeBuilder = $ModuleBuilder.DefineType('IgnoreCerts', 'AutoLayout, AnsiClass, Class, Public, BeforeFieldInit', [System.Object], [System.Net.ICertificatePolicy]) $TypeBuilder.DefineDefaultConstructor('PrivateScope, Public, HideBySig, SpecialName, RTSpecialName') | Out-Null $MethodInfo = [System.Net.ICertificatePolicy].GetMethod('CheckValidationResult') $MethodBuilder = $TypeBuilder.DefineMethod($MethodInfo.Name, 'PrivateScope, Public, Virtual, HideBySig, VtableLayoutMask', $MethodInfo.CallingConvention, $MethodInfo.ReturnType, ([Type[]] ($MethodInfo.GetParameters() | ForEach-Object { $_.ParameterType }))) $ILGen = $MethodBuilder.GetILGenerator() $ILGen.Emit([Reflection.Emit.Opcodes]::Ldc_I4_1) $ILGen.Emit([Reflection.Emit.Opcodes]::Ret) $TypeBuilder.CreateType() | Out-Null # Disable SSL certificate validation [System.Net.ServicePointManager]::CertificatePolicy = New-Object IgnoreCerts } } # Force usage of TSL1.2 as Nessus web server only supports this and will hang otherwise # Source: https://stackoverflow.com/questions/32355556/powershell-invoke-restmethod-over-https [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 } process { foreach ($computer in $ComputerName) { $uri = "https://$($computer):$Port$Path" $params = @{ Method = $Method ContentType = $ContentType URI = $uri SessionVariable = "nonauth" } try { Invoke-RestMethod @params -ErrorAction Stop Set-Variable -Name nonauthsession -Scope 2 -Value $nonauth } catch { $msg = Get-ErrorMessage -Record $_ Stop-PSFFunction -EnableException:$EnableException -Message "$msg $_" -ErrorRecord $_ -Continue } } } } |