Tests/Integration/MSFT_xExchAutoMountPoint.Integration.Tests.ps1
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<#
.SYNOPSIS Automated unit integration for MSFT_xExchAutoMountPoint DSC Resource. #> #region HEADER [System.String]$script:moduleRoot = Split-Path -Parent (Split-Path -Parent $PSScriptRoot) [System.String]$script:DSCModuleName = 'xExchange' [System.String]$script:DSCResourceFriendlyName = 'xExchAutoMountPoint' [System.String]$script:DSCResourceName = "MSFT_$($script:DSCResourceFriendlyName)" Import-Module -Name (Join-Path -Path $script:moduleRoot -ChildPath (Join-Path -Path 'Tests' -ChildPath (Join-Path -Path 'TestHelpers' -ChildPath 'xExchangeTestHelper.psm1'))) -Force Import-Module -Name (Join-Path -Path $script:moduleRoot -ChildPath (Join-Path -Path 'DSCResources' -ChildPath (Join-Path -Path "$($script:DSCResourceName)" -ChildPath "$($script:DSCResourceName).psm1"))) #endregion HEADER #Performs tests against all disks listed in DiskToDBMap, as well as #all Spare Volumes function Test-MountPointSetup { [CmdletBinding()] param ( [Parameter()] [System.String] $AutoDagDatabasesRootFolderPath, [Parameter()] [System.String] $AutoDagVolumesRootFolderPath, [Parameter()] [System.String[]] $DiskToDBMap, [Parameter(Mandatory = $true)] [System.UInt32] $SpareVolumeCount, [Parameter()] [System.Boolean] $EnsureExchangeVolumeMountPointIsLast, [Parameter()] [System.Boolean] $CreateSubfolders, [Parameter()] [System.String] $FileSystem, [Parameter()] [System.String] $PartitioningScheme, [Parameter()] [System.String] $UnitSize, [Parameter()] [System.String] $VolumePrefix ) #Keep track of the disk numbers of database disks that we find $exDiskNumbers = @() #Test each disk in the disk map foreach ($diskMap in $DiskToDBMap) { #Keep track of whether we found an EXVOL mount point for this disk $foundExVolMountPoint = $false #Keep track of the number of EXVOL mount points on this disk $exVolMPCount = 0 #Keep track of whether the EXVOL mount point is last in the list of mount points for the disk $exVolLastInList = $false #Create a generic EXVOL path name until we find the real one $exVolMPName = "$AutoDagVolumesRootFolderPath\$VolumePrefix##" #Test individual databases for this disk foreach ($dbName in $diskMap.Split(',')) { $dbPath = Join-Path $AutoDagDatabasesRootFolderPath $dbName $dbPartition = Get-Partition | Where-Object {$_.AccessPaths.Count -gt 0 -and $_.AccessPaths.Contains("$dbPath\")} if ($null -ne $dbPartition) { #If we haven't looked at this disk yet, make sure it is partitioned and formatted correctly if (!$exDiskNumbers.Contains($dbPartition.DiskNumber)) { $exDiskNumbers += $dbPartition.DiskNumber Test-DiskAndPartitionSetup -Partition $dbPartition -FileSystem $FileSystem -PartitioningScheme $PartitioningScheme -UnitSize $UnitSize } } It "Mount Point Exists: $dbPath" { $null -ne $dbPartition | Should Be $true } #If requested, make sure subfolders were created under the mount points if ($null -ne $dbPartition -and $CreateSubfolders) { $dbdbPath = Join-Path $dbPath "$dbName.db" $dblogPath = Join-Path $dbPath "$dbName.log" It "$dbdbPath Exists" { Test-Path -Path $dbdbPath | Should Be $true } It "$dblogPath Exists" { Test-Path -Path $dblogPath | Should Be $true } } #If we haven't found it yet, check if the ExchangeVolumes mount point was added, and store #what we know about it if (!$foundExVolMountPoint) { [String[]]$exVolAccessPaths = $dbPartition.AccessPaths | Where-Object {$_ -like "*$AutoDagVolumesRootFolderPath\$VolumePrefix*"} if ($exVolAccessPaths.Count -gt 0) { $foundExVolMountPoint = $true $exVolMPCount = $exVolAccessPaths.Count $exVolMPName = $exVolAccessPaths[0] $exVolLastInList = $dbPartition.AccessPaths[$dbPartition.AccessPaths.Count - 2] -like "*$VolumePrefix*" } } } It "Mount Point Exists: $exVolMPName" { $foundExVolMountPoint | Should Be $true } It "$VolumePrefix Mount Point Count == 1" { $exVolMPCount -eq 1 | Should Be $true } if ($EnsureExchangeVolumeMountPointIsLast) { It "$VolumePrefix Mount Point Is Last In List" { $exVolLastInList | Should Be $true } } } #Now try to find and test any requested spare volumes [Object[]]$otherExVolPartitions = Get-Partition | Where-Object {$_.AccessPaths -like "*$AutoDagVolumesRootFolderPath\$VolumePrefix*" -and $_.DiskNumber -NotIn $exDiskNumbers} [Object[]]$otherExVolDisks = $otherExVolPartitions.DiskNumber It "Extra $VolumePrefix Partition Count Same as Disk Count" { $otherExVolPartitions.Count -eq $otherExVolDisks.Count | Should Be $true } It "$SpareVolumeCount Spare Volumes Configured" { $SpareVolumeCount -eq $otherExVolDisks.Count | Should Be $true } foreach ($partition in $otherExVolPartitions) { Test-DiskAndPartitionSetup -Partition $partition -FileSystem $FileSystem -PartitioningScheme $PartitioningScheme -UnitSize $UnitSize } } #Performs disk, volume, and partition level tests against #the specified partition function Test-DiskAndPartitionSetup { [CmdletBinding()] param ( [Parameter()] [Object] $Partition, [Parameter()] [System.String] $FileSystem, [Parameter()] [System.String] $PartitioningScheme, [Parameter()] [System.String] $UnitSize ) #Get the disk properties and test the partitioning scheme $exDisk = Get-Disk -Number $Partition.DiskNumber It "PartitioningScheme for Disk $($Partition.DiskNumber) is $PartitioningScheme" { $exDisk.PartitionStyle -like $PartitioningScheme | Should Be $true } #Get the properties exposed via PowerShell and test the file system $exDiskVol = Get-Volume -Partition $Partition It "File System for Volume is $FileSystem" { $exDiskVol.FileSystem -like $FileSystem | Should Be $true } #Use WMI/CIM to access the BlockSize, and test that the UnitSize was set correctly [Object[]]$exDiskVolExtendedProps = Get-CimInstance -Query "SELECT Blocksize FROM Win32_Volume WHERE Label='$($exDiskVol.FileSystemLabel)'" It "Only 1 disk exists with label '$($exDiskVol.FileSystemLabel)'" { $exDiskVolExtendedProps.Count -eq 1 | Should Be $true } if ($exDiskVolExtendedProps.Count -eq 1) { if ($UnitSize.ToLower().EndsWith('k')) { [UInt64]$UnitSizeBytes = [UInt64]::Parse($UnitSize.Substring(0, $UnitSize.Length - 1)) * 1024 } else { [UInt64]$UnitSizeBytes = [UInt64]::Parse($UnitSize) } It "Volume Unit Size == $UnitSize" { $UnitSizeBytes -eq $exDiskVolExtendedProps[0].BlockSize | Should Be $true } } } #Removes existing Exchange partitions and related folders function Remove-MountPointAndFolderSetup { [CmdletBinding(SupportsShouldProcess=$True)] param ( [Parameter()] [System.String] $AutoDagDatabasesRootFolderPath, [Parameter()] [System.String] $AutoDagVolumesRootFolderPath ) #Find the disk numbers of any disk that currently has an Exchange partition on it [Object[]]$exDiskNumbers = (Get-Partition | Where-Object {$_.AccessPaths -like "*$AutoDagDatabasesRootFolderPath*" -or $_.AccessPaths -like "*$AutoDagVolumesRootFolderPath*"}).DiskNumber #Remove all partitions from any Exchange disk. This ensures the System Reserved #partitions are also removed, which is necessary for xExchAutoMountPoint to find #the disk as usable. foreach ($number in $exDiskNumbers) { Get-Disk -Number $number | Get-Partition | Remove-Partition -Confirm:$false } #Remove any folders in the ExchangeDatabases and ExchangeVolumes directories. #Do so using Directory.Delete(), as Remove-Item doesn't seem to work against #current or former mount points, even with -Force. foreach($folder in Get-ChildItem -Path $AutoDagDatabasesRootFolderPath -ErrorAction SilentlyContinue | Where-Object {$_.GetType().Name -like 'DirectoryInfo'}) { [System.IO.Directory]::Delete($folder.FullName,$true) } foreach($folder in Get-ChildItem -Path $AutoDagVolumesRootFolderPath -ErrorAction SilentlyContinue | Where-Object {$_.GetType().Name -like 'DirectoryInfo'}) { [System.IO.Directory]::Delete($folder.FullName,$true) } } #Define where Exchange databases and volumes will go [System.String]$autoDagDatabasesRootFolderPath = Join-Path $env:SystemDrive 'ExchangeDatabases' [System.String]$autoDagVolumesRootFolderPath = Join-Path $env:SystemDrive 'ExchangeVolumes' #Clean up any existing mount points or folders Remove-MountPointAndFolderSetup -AutoDagDatabasesRootFolderPath $autoDagDatabasesRootFolderPath -AutoDagVolumesRootFolderPath $autoDagVolumesRootFolderPath #Make sure we have enough empty disks to work with to perform required tests $unpartitionedDisks = Get-Disk | ForEach-Object {if (($_ | Get-Partition).Count -eq 0) {$_}} if ($unpartitionedDisks.Count -lt 2) { Write-Verbose -Message 'Testing xExchAutoMountPoint requires at least 2 available disks with no partitions configured' return } $existingExMountPoints = Get-Partition | Where-Object {$_.AccessPaths -like "*$autoDagDatabasesRootFolderPath*" -or $_.AccessPaths -like "*$autoDagVolumesRootFolderPath*"} if ($existingExMountPoints.Count -gt 0) { Write-Verbose -Message "$($existingExMountPoints.Count) mount points already exist in the Exchange Databases or Exchange Volumes folder. Clean these up before running tests." return } #Begin testing Describe 'Test xExchAutoMountPoint Scenarios' { #Run through initial testing using 1 DB disk with 4 DB mount points, 1 spare, REFS file system, and GPT partitioning $testParams = @{ Identity = $env:COMPUTERNAME AutoDagDatabasesRootFolderPath = $autoDagDatabasesRootFolderPath AutoDagVolumesRootFolderPath = $autoDagVolumesRootFolderPath DiskToDBMap = @('IntegrationTestDB1,IntegrationTestDB2,IntegrationTestDB3,IntegrationTestDB4') SpareVolumeCount = 1 EnsureExchangeVolumeMountPointIsLast = $true CreateSubfolders = $true FileSystem = 'REFS' PartitioningScheme = 'GPT' UnitSize = '64K' VolumePrefix = 'EXVOL' } $expectedGetResults = @{ Identity = $env:COMPUTERNAME AutoDagDatabasesRootFolderPath = $autoDagDatabasesRootFolderPath AutoDagVolumesRootFolderPath = $autoDagVolumesRootFolderPath SpareVolumeCount = 1 FileSystem = 'REFS' PartitioningScheme = 'GPT' UnitSize = '64K' VolumePrefix = 'EXVOL' } Test-TargetResourceFunctionality -Params $testParams ` -ContextLabel 'Configure database disk with 4 DB folder mount points, and a spare disk' ` -ExpectedGetResults $expectedGetResults Test-MountPointSetup -AutoDagDatabasesRootFolderPath $testParams.AutoDagDatabasesRootFolderPath -AutoDagVolumesRootFolderPath $testParams.AutoDagVolumesRootFolderPath -DiskToDBMap $testParams.DiskToDBMap -SpareVolumeCount $testParams.SpareVolumeCount -EnsureExchangeVolumeMountPointIsLast $testParams.EnsureExchangeVolumeMountPointIsLast -CreateSubfolders $testParams.CreateSubfolders -FileSystem $testParams.FileSystem -PartitioningScheme $testParams.PartitioningScheme -UnitSize $testParams.UnitSize -VolumePrefix $testParams.VolumePrefix #Cleanup mount points before next round of testing Remove-MountPointAndFolderSetup -AutoDagDatabasesRootFolderPath $autoDagDatabasesRootFolderPath -AutoDagVolumesRootFolderPath $autoDagVolumesRootFolderPath #Update test parameters and re-test #Add an additional disk to the disk map $testParams.DiskToDBMap = $expectedGetResults.DiskToDBMap += ('IntegrationTestDB5,IntegrationTestDB6,IntegrationTestDB7,IntegrationTestDB8') #Switch to using no spare volumes $testParams.SpareVolumeCount = $expectedGetResults.SpareVolumeCount = 0 #Change file system to NTFS $testParams.FileSystem = $expectedGetResults.FileSystem = 'NTFS' #Change partitioning scheme to MBR $testParams.PartitioningScheme = $expectedGetResults.PartitioningScheme = 'MBR' #Specify unit size in bytes instead of kilobytes $testParams.UnitSize = $expectedGetResults.UnitSize = '65536' #Don't ask for the EXVOL mount point to be added last $testParams.EnsureExchangeVolumeMountPointIsLast = $false #Don't create subfolders under mount points $testParams.CreateSubfolders = $false Test-TargetResourceFunctionality -Params $testParams ` -ContextLabel 'Configure 2 database disks with 8 DB folder mount points, and no spare disk' ` -ExpectedGetResults $expectedGetResults Test-MountPointSetup -AutoDagDatabasesRootFolderPath $testParams.AutoDagDatabasesRootFolderPath -AutoDagVolumesRootFolderPath $testParams.AutoDagVolumesRootFolderPath -DiskToDBMap $testParams.DiskToDBMap -SpareVolumeCount $testParams.SpareVolumeCount -EnsureExchangeVolumeMountPointIsLast $testParams.EnsureExchangeVolumeMountPointIsLast -CreateSubfolders $testParams.CreateSubfolders -FileSystem $testParams.FileSystem -PartitioningScheme $testParams.PartitioningScheme -UnitSize $testParams.UnitSize -VolumePrefix $testParams.VolumePrefix } #Clean up mount points and folders one last time Remove-MountPointAndFolderSetup -AutoDagDatabasesRootFolderPath $autoDagDatabasesRootFolderPath -AutoDagVolumesRootFolderPath $autoDagVolumesRootFolderPath |