modules/deploy/dsc/ext/PsGallery/xExchange.1.6.0.0/DSCResources/MSFT_xExchInstall/MSFT_xExchInstall.psm1
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function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory=$true)] [System.String] $Path, [Parameter(Mandatory=$true)] [System.String] $Arguments, [Parameter(Mandatory=$true)] [System.Management.Automation.PSCredential] $Credential ) #Load helper module Import-Module "$((Get-Item -LiteralPath "$($PSScriptRoot)").Parent.Parent.FullName)\Misc\xExchangeCommon.psm1" -Verbose:0 LogFunctionEntry -Parameters @{"Path" = $Path; "Arguments" = $Arguments} -VerbosePreference $VerbosePreference $returnValue = @{ Path = $Path Arguments = $Arguments } $returnValue } function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory=$true)] [System.String] $Path, [Parameter(Mandatory=$true)] [System.String] $Arguments, [Parameter(Mandatory=$true)] [System.Management.Automation.PSCredential] $Credential ) Import-Module "$((Get-Item -LiteralPath "$($PSScriptRoot)").Parent.Parent.FullName)\Misc\xExchangeCommon.psm1" -Verbose:0 LogFunctionEntry -Parameters @{"Path" = $Path; "Arguments" = $Arguments} -VerbosePreference $VerbosePreference $installStatus = GetInstallStatus -Arguments $Arguments if ($installStatus.ShouldStartInstall -eq $true) { #Check if WSMan needs to be configured, as it will require an immediate reboot $needReboot = CheckWSManConfig -AllowImmediateReboot $AllowImmediateReboot if ($needReboot -eq $true) { return } Write-Verbose "Initiating Exchange Setup. Command: $($Path) $($Arguments)" StartScheduledTask -Path "$($Path)" -Arguments "$($Arguments)" -Credential $Credential -TaskName "Install Exchange" -VerbosePreference $VerbosePreference $detectedExsetup = $false Write-Verbose "Waiting up to 60 seconds before exiting to give time for ExSetup.exe to start" for ($i = 0; $i -lt 60; $i++) { if ((Get-Process -Name ExSetup -ErrorAction SilentlyContinue) -eq $null) { Start-Sleep -Seconds 1 } else { Write-Verbose "Detected that ExSetup.exe is running" $detectedExsetup = $true break } } if ($detectedExsetup -eq $false) { throw "Waited 60 seconds, but was unable to detect that ExSetup.exe was started" } #Now wait for setup to finish while ((Get-Process -Name ExSetup -ErrorAction SilentlyContinue) -ne $null) { Write-Verbose "Setup is still running at $([DateTime]::Now). Sleeping for 1 minute." Start-Sleep -Seconds 60 } } else { if ($installStatus.SetupComplete) { Write-Verbose "Exchange setup has already successfully completed." } else { Write-Verbose "Exchange setup is already in progress." } } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory=$true)] [System.String] $Path, [Parameter(Mandatory=$true)] [System.String] $Arguments, [Parameter(Mandatory=$true)] [System.Management.Automation.PSCredential] $Credential ) Import-Module "$((Get-Item -LiteralPath "$($PSScriptRoot)").Parent.Parent.FullName)\Misc\xExchangeCommon.psm1" -Verbose:0 LogFunctionEntry -Parameters @{"Path" = $Path; "Arguments" = $Arguments} -VerbosePreference $VerbosePreference $installStatus = GetInstallStatus -Arguments $Arguments if ($installStatus.ShouldStartInstall -eq $true) { if($installStatus.ShouldInstallLanguagePack -eq $true) { Write-Verbose "Language pack will be installed" } else { Write-Verbose "Exchange is either not installed, or a previous install only partially completed." } } else { if ($installStatus.SetupComplete) { Write-Verbose "Exchange setup has already successfully completed." } else { Write-Verbose "Exchange setup is already in progress." } } return (!($installStatus.ShouldStartInstall)) } #Checks for the exact status of Exchange setup and returns the results in a Hashtable function GetInstallStatus { param ( $Arguments ) $shouldStartInstall = $false $shouldInstallLanguagePack = ShouldInstallLanguagePack -Arguments $Arguments $setupRunning = IsSetupRunning $setupComplete = IsSetupComplete $exchangePresent = IsExchangePresent $setupPartiallyComplete = IsSetupPartiallyCompleted if ($setupRunning -eq $true -or $setupComplete -eq $true) { if($shouldInstallLanguagePack -eq $true -and $setupComplete -eq $true) { $shouldStartInstall = $true } else { #Do nothing. Either Install is already running, or it's already finished successfully } } elseif ($exchangePresent -eq $false -or $setupPartiallyComplete -eq $true) { $shouldStartInstall = $true } $returnValue = @{ ShouldInstallLanguagePack = $shouldInstallLanguagePack SetupRunning = $setupRunning SetupComplete = $setupComplete ExchangePresent = $exchangePresent SetupPartiallyComplete = $setupPartiallyComplete ShouldStartInstall = $shouldStartInstall } $returnValue } #Check for missing registry keys that may cause Exchange setup to try to restart WinRM mid setup , which will in turn cause the DSC resource to fail #If any required keys are missing, configure WinRM, then force a reboot function CheckWSManConfig { $needReboot = $false $wsmanKey = Get-ItemProperty "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WSMAN" -ErrorAction SilentlyContinue if ($wsmanKey -ne $null) { if ($wsmanKey.UpdatedConfig -eq $null) { $needReboot = $true Write-Verbose "Value 'UpdatedConfig' missing from registry key HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WSMAN. Running: winrm i restore winrm/config" Set-Location "$($env:windir)\System32\inetsrv" Invoke-Expression -Command "winrm i restore winrm/config" | Out-Null Write-Verbose "Machine needs to be rebooted before Exchange setup can proceed" $global:DSCMachineStatus = 1 } } else { throw "Unable to find registry key: HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WSMAN" } return $needReboot } function ShouldInstallLanguagePack { param ( [System.String] $Arguments ) if($Arguments -match '(?<=/AddUMLanguagePack:)(([a-z]{2}-[A-Z]{2},?)+)(?=\s)') { $Cultures = $Matches[0] Write-Verbose "AddUMLanguagePack parameters detected: $Cultures" $Cultures = $Cultures -split "," foreach($Culture in $Cultures) { if((IsUMLanguagePackInstalled -Culture $Culture) -eq $false) { Write-Verbose "UM Language Pack: $Culture is not installed" return $true } } } return $false } Export-ModuleMember -Function *-TargetResource |