/// <summary>
/// Runs a tweaker task on the given host name using the given Tweaker
/// </summary>
/// <param name="task">A TweakerTask to run</param>
/// <param name="tweaker">The Tweaker to run the task on</param>
/// <param name="hostname">The host name that will be subjected to the tweak</param>
/// <returns>Result of task, format depends on task type</returns>
internal static TaskResult RunTask(TweakerTask task, Tweaker tweaker, string hostname)
{
var taskResult = new TaskResult()
{
Task = task
};
var tweak = ValidateAndCorrectTask(task, hostname);
tweaker.Tweak(task.Mode, tweak);
string resultMessage = "Tweaker mode " + task.Mode + " applied with value " + tweak;
return(new TaskResult()
{
Messages = new List <String>()
{
resultMessage
},
Task = task
});
}
/// <summary>
/// Validates and corrects tweak values before passing them to the Tweaker
/// <para />
/// This method may establish a connection to the server to fetch data required for validation
/// </summary>
/// <param name="task">Task to validate</param>
/// <returns>Validated and/or corrected tweak value for task</returns>
private static int ValidateAndCorrectTask(TweakerTask task, string hostname)
{
// No tweaker mode allows negative values
if (task.Tweak < 0)
{
return(0);
}
switch (task.Mode)
{
case TweakerMode.ConsumeBandwidth:
var totalBandwidth = GetSystemInfo(hostname).BandwidthTotal;
if (task.Tweak > totalBandwidth)
{
return(totalBandwidth);
}
break;
case TweakerMode.ConsumeCores:
var info = GetSystemInfo(hostname);
int numCores = info.Cpus.Select(x => x.Core).Max();
if (task.Tweak > numCores)
{
return(numCores);
}
break;
case TweakerMode.ConsumeMemory:
var totalMemory = GetSystemInfo(hostname).MemoryTotal;
if (task.Tweak > totalMemory)
{
return(totalMemory);
}
break;
}
return(task.Tweak);
}