Functions/PoShMon.OSMonitoring/Test-ComputerTime.ps1
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Function Test-ComputerTime { [CmdletBinding()] param ( [hashtable]$PoShMonConfiguration ) if ($PoShMonConfiguration.OperatingSystem -eq $null) { throw "'OperatingSystem' configuration not set properly on PoShMonConfiguration parameter." } $mainOutput = Get-InitialOutputWithTimer -SectionHeader "Server Clock Review" -OutputHeaders ([ordered]@{ 'ServerName' = 'Server Name'; 'CurrentTime' = 'Current Time' }) $results = Get-WmiObject Win32_OperatingSystem -Computername $PoShMonConfiguration.General.ServerNames | ` ForEach { return [pscustomobject]@{ "PSComputerName" = $_.PSComputerName "DateTime" = $_.ConvertToDateTime($_.LocalDateTime) } } | Sort "DateTime" -Descending # this is a poor measure - it ignores timezones - but it's good enough for what I need now... $difference = [timespan]::new(0) if ($results.Count -gt 1) { for ($i=0;$i -lt $results.count - 1;$i++) { $difference += $results[$i].DateTime.Subtract($results[$i + 1].DateTime) } } else { # if it's just a single server being tested, compare it against the local machine that PoShMon is running on $difference += (Get-Date).Subtract($results[0].DateTime) } foreach ($serverResult in $results) { Write-Verbose ($serverResult.PSComputerName + ": " + $serverResult.DateTime.ToShortTimeString()) $highlight = @() if ($difference.Minutes -ge $PoShMonConfiguration.OperatingSystem.AllowedMinutesVarianceBetweenServerTimes) { $mainOutput.NoIssuesFound = $false $highlight += "CurrentTime" } $mainOutput.OutputValues += @{ 'ServerName' = $serverResult.PSComputerName 'CurrentTime' = $serverResult.DateTime.ToString() 'Highlight' = $highlight } } return (Complete-TimedOutput $mainOutput) } |