samples/Get-Status.ps1
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#requires -version 5.1 #requires -module PSScriptTools [CmdletBinding()] Param() Function Get-Status { [cmdletbinding(DefaultParameterSetName = 'name')] [alias("gst")] Param( [Parameter( Position = 0, ValueFromPipeline, ValueFromPipelineByPropertyName, HelpMessage = 'Enter the name of a computer', ParameterSetName = 'name') ] [ValidateNotNullOrEmpty()] [string]$Computername = $env:computername, [Parameter(ParameterSetName = 'name')] [pscredential]$Credential, [Parameter(ParameterSetName = 'Session', ValueFromPipeline)] [CimSession]$Cimsession, [switch]$AsString, [Parameter(HelpMessage="Enable with grapical trace window")] [switch]$Trace ) Begin { Write-Verbose "[$((Get-Date).TimeOfDay) BEGIN ] Starting $($MyInvocation.MyCommand)" if ($trace) { Write-Verbose "[$((Get-Date).TimeOfDay) BEGIN ] Using Trace" $global:TraceEnabled = $True $traceTitle = "{0} Trace Log" -f $($MyInvocation.MyCommand) Write-Verbose "[$((Get-Date).TimeOfDay) BEGIN ] $traceTitle" Trace-Message -Title $traceTitle Trace-Message "Starting $($MyInvocation.MyCommand)" } } #begin Process { Write-Verbose "[$((Get-Date).TimeOfDay) PROCESS] Using parameter set $($PSCmdlet.ParameterSetName)" Trace-Message -message "Using parameter set: $($PSCmdlet.ParameterSetName)" $sessParams = @{ ErrorAction = 'stop' computername = $null } $cimParams = @{ ErrorAction = 'stop' classname = $null } if ($PSCmdlet.ParameterSetName -eq 'name') { Trace-Message -message "Create a temporary Cimsession" $sessParams.Computername = $Computername if ($Credential) { $sessParams.Credential = $credential } Try { Write-Verbose "[$((Get-Date).TimeOfDay) PROCESS] Creating temporary cimsession to $computername" $Cimsession = New-CimSession @sessParams $tempsession = $True } catch { Write-Error $_ #bail out return } } if ($Cimsession) { $hash = [ordered]@{ Computername = $cimsession.computername.ToUpper() } Try { $cimParams.classname = 'Win32_OperatingSystem' $cimParams.CimSession = $Cimsession Write-Verbose "[$((Get-Date).TimeOfDay) PROCESS] Querying $($cimparams.classname)" Trace-Message "Querying $($cimparams.classname)" $OS = Get-CimInstance @cimParams $uptime = (Get-Date) - $OS.lastBootUpTime $hash.Add("Uptime", $uptime) $pctFreeMem = [math]::Round(($os.FreePhysicalMemory / $os.TotalVisibleMemorySize) * 100, 2) $hash.Add("PctFreeMem", $pctFreeMem) $cimParams.classname = 'Win32_Logicaldisk' $cimParams.filter = "drivetype=3" Write-Verbose "[$((Get-Date).TimeOfDay) PROCESS] Querying $($cimparams.classname)" Trace-Message "Querying $($cimparams.classname)" Get-CimInstance @cimParams | ForEach-Object { $name = "PctFree{0}" -f $_.deviceid.substring(0, 1) $pctFree = [math]::Round(($_.FreeSpace / $_.size) * 100, 2) $hash.add($name, $pctfree) } Trace-Message -message "Creating new object" $hash | Out-String | Trace-Message $status = New-Object PSObject -Property $hash if ($AsString) { Trace-Message "Formatting result as a string" $upstring = $uptime.ToString().substring(0, $uptime.ToString().LastIndexOf(".")) if (($IsWindows -AND $IsCoreCLR) -OR ($PSEdition -eq 'Desktop')) { Write-Verbose "[$((Get-Date).TimeOfDay) PROCESS] Formatting for PowerShell 7.x" Trace-Message -message "Formatting for PowerShell 7.x" #strip the milliseconds off the uptime $string = "$([char]0x1b)[38;5;47m{0}$([char]0x1b)[0m Up:{1}" -f $status.computername, $upstring } Else { $string = "{0} Up:{1}" -f $status.computername, $upstring } #Get free properties $free = $status.PSObject.properties | Where-Object Name -match PctFree foreach ($item in $free) { $sName = $item.name -replace "Pct", "%" if (($IsWindows -AND $IsCoreCLR) -OR ($PSEdition -eq 'Desktop')) { #Colorize values Trace-Message -message "Colorizing output" if ([double]$item.value -le 20) { #red $value = "$([char]0x1b)[91m$($item.value)$([char]0x1b)[0m" } elseif ([double]$item.value -le 50) { #yellow $value = "$([char]0x1b)[93m$($item.value)$([char]0x1b)[0m" } else { #green $value = "$([char]0x1b)[92m$($item.value)$([char]0x1b)[0m" } } else { $value = $item.Value } $string += " {0}:{1}" -f $sname, $value } #foreach item in free $string } else { $status } } catch { Write-Error $_ } #only remove the cimsession if it was created in this function if ($tempsession) { Write-Verbose "[$((Get-Date).TimeOfDay) PROCESS] Removing temporary cimsession" Trace-Message "Removing temporary cimsession" Remove-CimSession -CimSession $Cimsession } } #if cimsession } #process End { Write-Verbose "[$((Get-Date).TimeOfDay) END ] Ending $($MyInvocation.MyCommand)" Trace-Message -message "Ending $($MyInvocation.MyCommand)" #make sure tracing is turned off $global:TraceEnabled = $False } #end } #close function $data = Get-Status -trace #define the Escape character $e = "$([char]0x1b)" # a helper function to format values with ANSI escape codes Function ansifmt { Param([double]$Value) if ($value -le 20) { #red "$([char]0x1b)[91m$($value)$([char]0x1b)[0m" } elseif ($value -le 50) { #yellow "$([char]0x1b)[93m$($value)$([char]0x1b)[0m" } else { #green "$([char]0x1b)[92m$($value)$([char]0x1b)[0m" } } #format values $mem = "{0:00.00}" -f $data.pctFreemem $disk = "{0:00.00}" -f $data.PctFreeC #format the values for the graph $pctMem = $data.PctFreeMem/100 $pctDisk = $data.PctFreeC/100 #add some style to the computername $comp = "$(New-ANSIBar -Range (235..245) -Gradient)$e[38;5;200m $($data.Computername) $e[0m$(New-ANSIBar -Range (245..235) -Gradient)" $head = Add-Border -text $comp -Character $psspecialchar.diamond -ANSIBorder "$e[93m" | Out-String $out = @" $head Uptime : $($data.uptime) $e[92m$($psspecialchar.uptriangle)$e[0m %FreeMemory : $(ansifmt $mem) $(New-RedGreenGradient -percent $pctMem -Character $psspecialchar.lozenge) %FreeC : $(ansifmt $disk) $(New-RedGreenGradient -percent $pctDisk -Character $psspecialchar.BlackSquare) Date : $(Get-Date -format u) "@ $out |