Modules/M365DSCAgent.psm1
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# This function tests the configuration of the agent function Test-M365DSCAgent { [CmdletBinding()] param( ) $InformationPreference = 'Continue' #region Telemetry $data = [System.Collections.Generic.Dictionary[[String], [String]]]::new() $data.Add("Event", "TestAgent") Add-M365DSCTelemetryEvent -Data $data #endregion [array]$Recommendations = @() [array]$Issues = @() $TotalSteps = 3 #region PowerShell Version Write-Progress -Activity "Scanning PowerShell Version..." -PercentComplete (1/$TotalSteps*100) $CurrentPSVersion = [version]$PSVersionTable.PSVersion if ($CurrentPSVersion -lt [version]5.1) { $Recommendations += @{ ID = 'R1' Message = "We recommend installing PowerShell 5.1. You can download and install it from: " + ` "https://www.microsoft.com/en-us/download/details.aspx?id=54616" } } elseif ($CurrentPSVersion -ge [version]"6.0") { $Issues += @{ ID = 'I1' Message = "Microsoft365DSC is not supported with PowerShell Version $CurrentPSVersion. Please install version 5.1 from: " + ` "https://www.microsoft.com/en-us/download/details.aspx?id=54616" } } #endregion # We need to do a quick configuration of WinRM in order to be able to obtain configuration information; Write-Progress -Activity "Scanning WinRM MaxEnvelopeSize..." -PercentComplete (2/$TotalSteps*100) WinRM QuickConfig -Force | Out-Null #region MaxEnvelopeSize $CurrentMaxEnvelopeSize = (Get-Item -Path WSMan:\localhost\MaxEnvelopeSizekb).Value if ($CurrentMaxEnvelopeSize -le 1024) { $Recommendations += @{ ID = 'R1' Message ="We recommend increasing the MaxEnvelopeSize of the agent's WinRM to a minimum of 10 Mb." + ` " To make the change, run: Set-Item -Path WSMan:\localhost\MaxEnvelopeSizekb -Value 10240" } } #endregion #region Modules Dependencies Write-Progress -Activity "Scanning Dependencies..." -PercentComplete (3/$TotalSteps*100) $M365DSC = Get-Module Microsoft365DSC $ManifestPath = Join-Path -Path $M365DSC.ModuleBase -ChildPath 'Microsoft365DSC.psd1' $manifest = Import-PowerShellDataFile $ManifestPath $dependencies = $manifest.RequiredModules foreach ($dependency in $dependencies) { $module = Get-Module $dependency.ModuleName -ListAvailable | ` Where-Object -FilterScript {$_.Version -eq $dependency.RequiredVersion } if ($null -eq $module) { $Issues += @{ ID = 'I2' Message ="M365DSC has a dependency on module $($dependency.ModuleName) which was not found. You need to install " + ` "this module by running: Install-Module $($dependency.ModuleName) -RequiredVersion $($dependency.RequiredVersion) -Force" } } } #endregion Write-Progress -Completed -Activity "Completed Analysis" if ($Issues.Count -gt 0) { Write-Information -MessageData ("The following issues were detected with the current agent's configuration. Please take " + ` "proper action to remediate.") $i = 1 foreach ($issue in $Issues) { Write-Error -Message " [$i/$($Issues.Count)] $($issue.Message)" } } if ($Recommendations.Count -gt 0) { Write-Information -MessageData "The following recommendations were issued. We strongly recommend adressing those: " $i = 1 foreach ($recommendation in $Recommendations) { Write-Warning " [$i/$($Recommendations.Count)] $($recommendation.Message)" } } if ($Recommendations.Count -eq 0 -and $Issues.Count -eq 0) { Write-Information -MessageData "The agent is properly configured." } } |