Scripts/Get-MessageTraceLog.ps1
# This contains a function to collect the Message Trace logging. Function StartDateMTL { param([switch]$Quiet) if (($startDate -eq "") -Or ($null -eq $startDate)) { $script:StartDate = [datetime]::Now.ToUniversalTime().AddDays(-90) if (-not $Quiet) { write-LogFile -Message "[INFO] No start date provided by user setting the start date to: $($script:StartDate.ToString("yyyy-MM-ddTHH:mm:ssK"))" -Color "Yellow" } } else { $script:StartDate = $startDate -as [datetime] if (!$startDate -and -not $Quiet) { write-LogFile -Message "[WARNING] Not A valid start date and time, make sure to use YYYY-MM-DD" -Color "Red" } } } function EndDateMTL { param([switch]$Quiet) if (($endDate -eq "") -Or ($null -eq $endDate)) { $script:EndDate = [datetime]::Now.ToUniversalTime() if (-not $Quiet) { write-LogFile -Message "[INFO] No end date provided by user setting the end date to: $($script:EndDate.ToString("yyyy-MM-ddTHH:mm:ssK"))" -Color "Yellow" } } else { $script:EndDate = $endDate -as [datetime] if (!$endDate -and -not $Quiet) { write-LogFile -Message "[WARNING] Not A valid end date and time, make sure to use YYYY-MM-DD" -Color "Red"} } } function Get-MessageTraceLog { <# .SYNOPSIS Collects the trace messages as they pass through the cloud-based organization. .DESCRIPTION Collects the trace messages as they pass through the cloud-based organization. Only 10 days of history is available. Output is saved in: Output\MessageTrace\ .PARAMETER UserIds UserIds is the UserIds parameter filtering the log entries by the account of the user who performed the actions. .PARAMETER StartDate startDate is the parameter specifying the start date of the date range. Default: Today 10 days .PARAMETER EndDate endDate is the parameter specifying the end date of the date range. Default: Now .PARAMETER OutputDir outputDir is the parameter specifying the output directory. Default: Output\MessageTrace .PARAMETER Encoding Encoding is the parameter specifying the encoding of the CSV output file. Default: UTF8 .PARAMETER LogLevel Specifies the level of logging: None: No logging Minimal: Critical errors only Standard: Normal operational logging Default: Standard .EXAMPLE Get-MessageTraceLog Collects the trace messages for all users. .EXAMPLE Get-MessageTraceLog -UserIds HR@invictus-ir.com Collects the trace messages for the user HR@invictus-ir.com. .EXAMPLE Get-MessageTraceLog -UserIds "Test@invictus-ir.com,HR@invictus-ir.com" Collects the trace messages for the users Test@invictus-ir.com and HR@invictus-ir.com. .EXAMPLE Get-MessageTraceLog -UserIds "*@invictus-ir.com" Collects the trace messages for the full @invictus-ir.com domain. .EXAMPLE Get-MessageTraceLog -UserIds Test@invictus-ir.com -StartDate 1/4/2023 -EndDate 5/4/2023 Gets the trace messages for the user Test@invictus-ir.com between 1/4/2023 and 5/4/2023. #> [CmdletBinding()] param( [string]$UserIds, [string]$StartDate, [string]$EndDate, [string]$OutputDir = "Output\MessageTrace", [string]$Encoding = "UTF8", [ValidateSet('None', 'Minimal', 'Standard')] [string]$LogLevel = 'Standard' ) try { $areYouConnected = Get-MessageTrace -ErrorAction stop } catch { write-logFile -Message "[INFO] Ensure you are connected to M365 by running the Connect-M365 command before executing this script" -Color "Yellow" -Level Minimal Write-logFile -Message "[ERROR] An error occurred: $($_.Exception.Message)" -Color "Red" -Level Minimal break } Write-LogFile -Message "=== Starting Message Trace Log Collection ===" -Color "Cyan" -Level Minimal StartDateMTL -Quiet EndDateMTL -Quiet Set-LogLevel -Level ([LogLevel]::$LogLevel) $date = Get-Date -Format "yyyyMMddHHmm" $summary = @{ StartTime = Get-Date ProcessingTime = $null } if (!(test-path $OutputDir)) { New-Item -ItemType Directory -Force -Name $OutputDir > $null } else { if (!(Test-Path -Path $OutputDir)) { Write-Error "[Error] Custom directory invalid: $OutputDir exiting script" -ErrorAction Stop Write-LogFile -Message "[Error] Custom directory invalid: $OutputDir" -Level Minimal } } if (($null -eq $UserIds) -Or ($UserIds -eq "")) { Write-LogFile -Message "[INFO] No users provided. Getting the Message Trace Log for all users between $($script:StartDate.ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ssK")) and $($script:EndDate.ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ssK"))" -Color "Yellow" -Level Standard Retrieve-MessageTrace -StartDate $script:StartDate -endDate $script:EndDate -OutputFile "$OutputDir\$($date)-AllUsers-MTL.csv" } else { if($UserIds -match "\*"){ Write-LogFile -Message "[INFO] An entire domain has been provided, retrieving all messages between $($script:StartDate.ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ssK")) and $($script:EndDate.ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ssK"))" -Color "Yellow" -Level Standard } $users = $UserIds.Split(",") $users | foreach { $user = $_ write-logFile -Message "[INFO] Collecting the Message Trace Log for $user between $($script:StartDate.ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ssK")) and $($script:EndDate.ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ssK"))" -Level Standard $outputFile = "$OutputDir\$($user.Replace('*@',''))-MTL.csv" Remove-Item $outputFile -ErrorAction SilentlyContinue Retrieve-MessageTrace -StartDate $script:StartDate -endDate $script:EndDate -OutputFile $outputFile -searchParams @{"RecipientAddress" = $user} Retrieve-MessageTrace -StartDate $script:StartDate -endDate $script:EndDate -OutputFile $outputFile -searchParams @{"SenderAddress" = $user} if (test-path $outputFile) { Write-LogFile -Message "[INFO] Output is written to: $outputFile" -Color "Green" -Level Standard } else { Write-LogFile -Message "[INFO] No message Trace logging found for $($user)" -Color "Yellow" -Level Standard } } } $summary.ProcessingTime = (Get-Date) - $summary.StartTime Write-LogFile -Message "`n=== Message Trace Analysis Summary ===" -Color "Cyan" -Level Standard Write-LogFile -Message "Analysis Period: $($script:StartDate) to $($script:EndDate)" -Level Standard Write-LogFile -Message "Output Statistics:" -Level Standard Write-LogFile -Message " Output Directory: $OutputDir" -Level Standard Write-LogFile -Message " Processing Time: $($summary.ProcessingTime.ToString('mm\:ss'))" -Color "Green" -Level Standard Write-LogFile -Message "===================================" -Color "Cyan" -Level Standard } function Retrieve-MessageTrace { # Handle the pagination of the MessageTraceV2 API param( [DateTime]$startDate, [DateTime]$endDate, $searchParams = @{}, [string]$OutputFile ) $localSummary = @{ MessageCount = 0 SentCount = 0 ReceivedCount = 0 StatusCounts = @{} } $currentEnd = $endDate while($currentEnd -gt $startDate){ $currentStart = $currentEnd.addDays(-10) if($currentStart -lt $StartDate) { $currentStart = $StartDate } $searchParams.ResultSize = 5000 $searchParams.StartDate = $currentStart $searchParams.EndDate = $currentEnd $resultCount = 5000 while($resultCount -ge 5000) { $results = Get-MessageTraceV2 @searchParams $resultCount = $results.Count if($results){ $results | Export-Csv $outputFile -ErrorAction SilentlyContinue -NoTypeInformation -Append Write-LogFile -Message "[INFO] Found $resultCount records between $($results[-1].Received) and $($results[0].Received)" -Level Standard $searchParams.EndDate = $results[-1].Received.ToString("O") $searchParams.StartingRecipientAddress = $results[-1].RecipientAddress } } $currentEnd=$currentStart } } |