Tests/TestHelpers/CommonTestHelper.psm1
<#
.SYNOPSIS Ensure the correct module stubs are loaded. .PARAMETER SQLVersion The major version of the SQL instance. .PARAMETER ModuleName The name of the module to load the stubs for. Default is 'SqlServer'. #> function Import-SQLModuleStub { [CmdletBinding(DefaultParameterSetName = 'Module')] param ( [Parameter(Mandatory = $true, ParameterSetName = 'Version')] [System.UInt32] $SQLVersion, [Parameter(ParameterSetName = 'Module')] [ValidateSet('SQLPS', 'SqlServer')] [System.String] $ModuleName = 'SqlServer' ) # Translate the module names to their appropriate stub name $modulesAndStubs = @{ SQLPS = 'SQLPSStub' SqlServer = 'SqlServerStub' } # Determine which module to ensure is loaded based on the parameters passed if ( $PsCmdlet.ParameterSetName -eq 'Version' ) { if ( $SQLVersion -le 12 ) { $ModuleName = 'SQLPS' } elseif ( $SQLVersion -ge 13 ) { $ModuleName = 'SqlServer' } } # Get the stub name $stubModuleName = $modulesAndStubs.$ModuleName # Ensure none of the other stub modules are loaded [System.Array] $otherStubModules = $modulesAndStubs.Values | Where-Object -FilterScript { $_ -ne $stubModuleName } if ( Get-Module -Name $otherStubModules ) { Remove-Module -Name $otherStubModules } # If the desired module is not loaded, load it now if ( -not ( Get-Module -Name $stubModuleName ) ) { # Build the path to the module stub $moduleStubPath = Join-Path -Path ( Join-Path -Path ( Join-Path -Path ( Split-Path -Path $PSScriptRoot -Parent ) -ChildPath Unit ) -ChildPath Stubs ) -ChildPath "$($stubModuleName).psm1" Import-Module -Name $moduleStubPath -Force -Global } } <# .SYNOPSIS Installs the PowerShell module 'LoopbackAdapter' from PowerShell Gallery and creates a new network loopback adapter. .PARAMETER AdapterName The name of the loopback adapter to create. #> function New-IntegrationLoopbackAdapter { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.String] $AdapterName ) # Ensure the loopback adapter module is downloaded $LoopbackAdapterModuleName = 'LoopbackAdapter' $LoopbackAdapterModulePath = "$env:USERPROFILE\Documents\WindowsPowerShell\Modules\$LoopbackAdapterModuleName" # This is a helper function from DscResource.Tests\TestHelper.psm1. Install-ModuleFromPowerShellGallery ` -ModuleName $LoopbackAdapterModuleName ` -DestinationPath $LoopbackAdapterModulePath $LoopbackAdapterModule = Join-Path ` -Path $LoopbackAdapterModulePath ` -ChildPath "$($LoopbackAdapterModuleName).psm1" # Import the loopback adapter module Import-Module -Name $LoopbackAdapterModule -Force $loopbackAdapterParameters = @{ Name = $AdapterName } try { # Does the loopback adapter already exist? $null = Get-LoopbackAdapter @loopbackAdapterParameters } catch { # The loopback Adapter does not exist so create it $loopbackAdapterParameters['Force'] = $true $loopbackAdapterParameters['ErrorAction'] = 'Stop' $null = New-LoopbackAdapter @loopbackAdapterParameters } # try } # function New-IntegrationLoopbackAdapter <# .SYNOPSIS Removes a new network loopback adapter. .PARAMETER AdapterName The name of the loopback adapter to remove. #> function Remove-IntegrationLoopbackAdapter { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [String] $AdapterName ) $loopbackAdapterParameters = @{ Name = $AdapterName } try { # Does the loopback adapter exist? $null = Get-LoopbackAdapter @loopbackAdapterParameters } catch { # Loopback Adapter does not exist - do nothing return } if ($env:APPVEYOR) { # Running in AppVeyor so force silent uninstall of LoopbackAdapter $forceUninstall = $true } else { $forceUninstall = $false } $loopbackAdapterParameters['Force'] = $forceUninstall # Remove Loopback Adapter Remove-LoopbackAdapter @loopbackAdapterParameters } # function Remove-IntegrationLoopbackAdapter <# .SYNOPSIS Returns the IP network address from an IPv4 address and prefix length. .PARAMETER IpAddress The IP address to look up. .PARAMETER PrefixLength The prefix length of the network. #> function Get-NetIPAddressNetwork { Param ( [Parameter(Mandatory = $true)] [IPAddress] $IPAddress, [Parameter(Mandatory = $true)] [System.UInt32] $PrefixLength ) $cidrNotation = $PrefixLength # Create array to hold our output mask. $subnetMaskOctet = @() # For loop to run through each octet. for ($octetNumber = 0; $octetNumber -lt 4; $octetNumber++) { # If there are 8 or more bits left. if ($cidrNotation -gt 7) { # Add 255 to mask array, and subtract 8 bits. $subnetMaskOctet += [byte] 255 $cidrNotation -= 8 } else { <# Bits are less than 8, calculate octet bits and zero out the $cidrNotation variable. #> $subnetMaskOctet += [byte] 255 -shl (8 - $cidrNotation) $cidrNotation = 0 } } # Convert the calculated octets to the subnet representation. $subnetMask = [IPAddress] ($subnetMaskOctet -join '.') $networkAddress = ([IPAddress]($IPAddress.Address -band $subnetMask.Address)).IPAddressToString $networkObject = New-Object -TypeName PSCustomObject Add-Member -InputObject $networkObject -MemberType NoteProperty -Name 'IPAddress' -Value $IPAddress Add-Member -InputObject $networkObject -MemberType NoteProperty -Name 'PrefixLength' -Value $PrefixLength Add-Member -InputObject $networkObject -MemberType NoteProperty -Name 'SubnetMask' -Value $subnetMask Add-Member -InputObject $networkObject -MemberType NoteProperty -Name 'NetworkAddress' -Value $networkAddress return $networkObject } <# .SYNOPSIS This command will create a new self-signed certificate to be used to secure Sql Server connection. .OUTPUTS Returns the created certificate. Writes the path to the public certificate in the machine environment variable $env:sqlPrivateCertificatePath, and the certificate thumbprint in the machine environment variable $env:SqlCertificateThumbprint. #> function New-SQLSelfSignedCertificate { $sqlPublicCertificatePath = Join-Path -Path $env:temp -ChildPath 'SqlPublicKey.cer' $sqlPrivateCertificatePath = Join-Path -Path $env:temp -ChildPath 'SqlPrivateKey.cer' $sqlPriavteKeyPassword = ConvertTo-SecureString -String "1234" -Force -AsPlainText $certificateSubject = $env:COMPUTERNAME <# There are build workers still on Windows Server 2012 R2 so let's use the alternate method of New-SelfSignedCertificate. #> Install-Module -Name PSPKI -Scope CurrentUser -Force Import-Module -Name PSPKI $newSelfSignedCertificateExParameters = @{ Subject = "CN=$certificateSubject" EKU = 'Server Authentication' KeyUsage = 'KeyEncipherment, DataEncipherment' SAN = "dns:$certificateSubject" FriendlyName = 'Sql Encryption certificate' Path = $sqlPrivateCertificatePath Password = $sqlPriavteKeyPassword Exportable = $true KeyLength = 2048 ProviderName = 'Microsoft Enhanced Cryptographic Provider v1.0' AlgorithmName = 'RSA' SignatureAlgorithm = 'SHA256' } $certificate = New-SelfSignedCertificateEx @newSelfSignedCertificateExParameters Write-Info -Message ('Created self-signed certificate ''{0}'' with thumbprint ''{1}''.' -f $certificate.Subject, $certificate.Thumbprint) # Update a machine and session environment variable with the path to the private certificate. Set-EnvironmentVariable -Name 'SqlPrivateCertificatePath' -Value $sqlPrivateCertificatePath -Machine Write-Info -Message ('Environment variable $env:SqlPrivateCertificatePath set to ''{0}''' -f $env:SqlPrivateCertificatePath) # Update a machine and session environment variable with the thumbprint of the certificate. Set-EnvironmentVariable -Name 'SqlCertificateThumbprint' -Value $certificate.Thumbprint -Machine Write-Info -Message ('Environment variable $env:SqlCertificateThumbprint set to ''{0}''' -f $env:SqlCertificateThumbprint) return $certificate } |