added function Restart-EndpointOnUptime

Tools.ps1

@@ -873,5 +873,23 @@ Function Uninstall-MSI ([Parameter(ValueFromPipeline=$true)][string[]]$APP_NAMES
     }
 }
 
+# Reboot an endpoint based on the amount of time it has been running without a reboot
+Function Restart-EndpointOnUptime ([timespan]$MaxUptime) {
+
+    # Get the length of time the endpoint has been running without restart
+    Try { $LastBootTime = (Get-CimInstance -ClassName Win32_OperatingSystem -ErrorAction Stop).LastBootUpTime }
+    Catch { LogErr $_.Exception.Message ; Exit }
+    
+    # Get the difference between the endpoint uptime and the current time
+    $Delta = New-TimeSpan -Start $LastBootTime -End $(Get-Date)
+
+    # Stop the function if the endpoint has not exceeded $MaxUptime
+    If ( $Delta -lt $MaxUptime ) { Exit }
+    
+    # Reboot the endpoint
+    Try { Restart-Computer -Force -ErrorAction Stop }
+    Catch { LogErr $_.Exception.Message }
+}
+
 Setup-MSPDirectories
 Setup-LogFile