/**
* Check if the vm belonging to the dpod
*
* @param dpod The dpod
* @param vm The VM
*/
public static boolean isVmInDpod(VirtualMachine vm, DPod dpod) {
for (ServiceEntity se : dpod.getLayeredOver()) {
if (se instanceof PhysicalMachine && se.getHosts().contains(vm)) {
return true;
}
}
return false;
}
/**
* Creates all the necessary commodities and relationships between a provider and the DPod layered
* over it.
*
* @param provider The provider (Physical Machine or Storage)
* @param dPod The DPod
* @param historyLayeredOver
*/
public static void attachDPodToProvider(
final ServiceEntity provider, final DPod dPod, final HistoryUtil historyLayeredOver) {
String providerName = provider.getName();
String commKey = providerName + ":" + dPod.getName();
if (provider instanceof PhysicalMachine) {
// Create dPod commodities bought and commodities sold from the provider to the DPod
CPUAllocation cpuAllocBought =
(CPUAllocation)
dPod.buyDynamicCommodity(AbstractionPackage.eINSTANCE.getCPUAllocation(), commKey, 0);
cpuAllocBought.setName(
commKey + ":" + AbstractionPackage.eINSTANCE.getCPUAllocation().getName() + "Bought");
cpuAllocBought.setResizeable(false);
dPod.getCommoditiesBought().add(cpuAllocBought);
Commodity cpuAlloc =
provider.sellDynamicCommodity(
AbstractionPackage.eINSTANCE.getCPUAllocation(), commKey, 0, null);
provider.getCommodities().add(cpuAlloc);
cpuAllocBought.getConsumes().clear();
cpuAllocBought.getConsumes().add(cpuAlloc);
MemAllocation memAllocBought =
(MemAllocation)
dPod.buyDynamicCommodity(AbstractionPackage.eINSTANCE.getMemAllocation(), commKey, 0);
memAllocBought.setName(
commKey + ":" + AbstractionPackage.eINSTANCE.getMemAllocation().getName() + "Bought");
memAllocBought.setResizeable(false);
dPod.getCommoditiesBought().add(memAllocBought);
Commodity memAlloc =
provider.sellDynamicCommodity(
AbstractionPackage.eINSTANCE.getMemAllocation(), commKey, 0, null);
provider.getCommodities().add(memAlloc);
memAllocBought.getConsumes().clear();
memAllocBought.getConsumes().add(memAlloc);
Map<String, Commodity> key2FlowAlloc = new HashMap<>();
for (int level = 1; level < PodUtil.FLOW_KEYS.length; level++) {
String commFlowKey = PodUtil.getFlowKey(commKey, level);
FlowAllocation flowAllocBought =
(FlowAllocation)
dPod.buyDynamicCommodity(
AbstractionPackage.eINSTANCE.getFlowAllocation(), commFlowKey, 0);
flowAllocBought.setName(
commFlowKey
+ ":"
+ AbstractionPackage.eINSTANCE.getFlowAllocation().getName()
+ "Bought");
flowAllocBought.setResizeable(false);
dPod.getCommoditiesBought().add(flowAllocBought);
Commodity flowAlloc =
provider.sellDynamicCommodity(
AbstractionPackage.eINSTANCE.getFlowAllocation(), commFlowKey, 0, null);
provider.getCommodities().add(flowAlloc);
flowAllocBought.getConsumes().clear();
flowAllocBought.getConsumes().add(flowAlloc);
key2FlowAlloc.put(PodUtil.FLOW_KEYS[level], flowAlloc);
}
// set the capacity of the provider sold allocation commodities to match the capacity
// of the regular commodities
for (Commodity comm : provider.getCommodities()) {
if (comm.eClass() == AbstractionPackage.eINSTANCE.getMem())
memAlloc.setCapacity(comm.getCapacity());
else if (comm.eClass() == AbstractionPackage.eINSTANCE.getCPU())
cpuAlloc.setCapacity(comm.getCapacity());
else if (comm.eClass()
== AbstractionPackage.eINSTANCE.getFlow()) { // update the alloc comm for the same level
if (key2FlowAlloc.containsKey(comm.getKey()))
logger.trace(
"The Dpod "
+ dPod.getName()
+ "Flow-"
+ comm.getKey()
+ " capacity is "
+ key2FlowAlloc.get(comm.getKey()).getCapacity());
logger.trace(
"The Provider "
+ provider.getName()
+ "Flow-"
+ comm.getKey()
+ "capacity is "
+ comm.getCapacity());
if (key2FlowAlloc.get(comm.getKey()) != null)
key2FlowAlloc.get(comm.getKey()).setCapacity(comm.getCapacity());
}
}
} else if (provider instanceof Storage) {
StorageAllocation stAllocBought =
(StorageAllocation)
dPod.buyDynamicCommodity(
AbstractionPackage.eINSTANCE.getStorageAllocation(), commKey, 0);
stAllocBought.setName(
commKey + ":" + AbstractionPackage.eINSTANCE.getStorageAllocation().getName() + "Bought");
stAllocBought.setResizeable(false);
dPod.getCommoditiesBought().add(stAllocBought);
Commodity stAlloc =
provider.sellDynamicCommodity(
AbstractionPackage.eINSTANCE.getStorageAllocation(), commKey, 0, null);
provider.getCommodities().add(stAlloc);
stAllocBought.getConsumes().clear();
stAllocBought.getConsumes().add(stAlloc);
for (Commodity comm : provider.getCommodities()) {
if (comm.eClass() == AbstractionPackage.eINSTANCE.getStorageAmount())
stAlloc.setCapacity(comm.getCapacity());
}
}
dPod.getLayeredOver().add(provider);
historyLayeredOver.remove(provider);
}