public string ServicePlacement(string virtual_json_str, string physical_json_str)
{
ParseInput(virtual_json_str, JsonStringType.Virtual);
ParseInput(physical_json_str, JsonStringType.Physical);
VNG.CalculateAllRC();
VNG.CalculateAllSAR();
VNG.SortNodeBySAR();
OutputMessage output = new OutputMessage();
while (VNG.SortedVirtualNodeDict.Any())
{
PNG.CalculateAllRC();
VirtualNode vn = VNG.SortedVirtualNodeDict.Values.First();
PhysicalNode pn = PNG.GetMaxRCNode();
if (vn.RC <= pn.RC)
{
DeployVirtualNode(vn, pn);
output.NodeMap.Add(vn, pn);
VNG.SortedVirtualNodeDict.Remove(vn.ID);
}
else
{
output.State = "failed";
output.NodeMap = null;
break;
}
}
if (output.State != "failed")
{
output.State = "successful";
}
return(EncapsulateOutput(output));
}
