public static DataCenter GetValidDataCenter(Models.Tuple tuple, List <DataCenter> datacenterList)
{
var rnd = new Random();
double[] arrLatency = { 40, 50, 60 };
foreach (var item in datacenterList)
{
var dis = GeoDistance.CalcDistance(tuple.GeoLocation.getLongitude(), tuple.GeoLocation.getLatitude(),
item.DatacenterCharacteristics.GeoLocation.getLongitude(), item.DatacenterCharacteristics.GeoLocation.getLatitude(),
GeoCodeCalcMeasurement.Kilometers);
lock (item)
{ item.DatacenterCharacteristics.DistanceFromTuple = dis; }
var link = new Link()
{
Source = tuple.Name,
Destination = item.Name,
SDDistance = dis,
Propagationtime = LinkUtility.CalculateLatency(dis, cooperSpeed, tuple.Size, transmitionRate, arrLatency[rnd.Next(arrLatency.Length)])
};
lock (CloudUtility.linksList)
CloudUtility.linksList.Add(link);
}
return(datacenterList.OrderBy(x => x.DatacenterCharacteristics.DistanceFromTuple).FirstOrDefault());
}
public static CloudDevice CloudComputation(Models.Tuple tuple, CloudDevice cloud)
{
var rnd = new Random();
double[] arrLatency = { 40, 50, 60 };
var dis = GeoDistance.CalcDistance(tuple.GeoLocation.getLongitude(), tuple.GeoLocation.getLatitude(),
cloud.GeoLocation.getLongitude(), cloud.GeoLocation.getLatitude(), GeoCodeCalcMeasurement.Kilometers);
lock (Lock)
{ cloud.DistanceFromTuple = dis; }
lock (Lock)
{
link.Source = tuple.Name;
link.Destination = cloud.Name;
link.SDDistance = dis;
link.Propagationtime = LinkUtility.CalculateLatency(dis, cooperSpeed, tuple.Size, transmitionRate, arrLatency[rnd.Next(arrLatency.Length)]);
}
CloudRersourceUtility.ResourceConsumption(tuple, cloud);
return(cloud);
}
