public lockableVMSpec createChildVM(SQLiteConnection conn, hostDB db, VMHardwareSpec reqhw, VMSoftwareSpec reqsw, string newOwner)
{
if ((permittedAccessRead & bladeLockType.lockVMCreation) == bladeLockType.lockNone)
{
throw new Exception("lockVMCreation is needed when calling .createChildVM");
}
vmserverTotals totals = db.getVMServerTotals(this);
int indexOnServer = totals.VMs + 1;
string newBladeName = xdlClusterNaming.makeVMName(bladeIP, indexOnServer);
// If we set the debugger port automatically, make sure we reset it to zero before we return.
bool needToResetReqSWDebugPort = false;
if (reqsw.debuggerPort == 0)
{
reqsw.debuggerPort = xdlClusterNaming.makeVMKernelDebugPort(bladeIP, indexOnServer);
needToResetReqSWDebugPort = true;
}
vmSpec newVM = new vmSpec(conn, newBladeName, reqsw, bladeLockType.lockAll, bladeLockType.lockAll);
newVM.parentBladeIP = bladeIP;
newVM.state = bladeStatus.inUseByDirector;
newVM.currentOwner = "vmserver"; // We own the blade until we are done setting it up
newVM.nextOwner = newOwner;
newVM.parentBladeID = bladeID.Value;
newVM.memoryMB = reqhw.memoryMB;
newVM.cpuCount = reqhw.cpuCount;
newVM.indexOnServer = indexOnServer;
newVM.VMIP = xdlClusterNaming.makeVMIP(bladeIP, newVM);
newVM.iscsiIP = xdlClusterNaming.makeiSCSIIP(bladeIP, newVM);
newVM.eth0MAC = xdlClusterNaming.makeEth0MAC(bladeIP, newVM);
newVM.eth1MAC = xdlClusterNaming.makeEth1MAC(bladeIP, newVM);
// VMs always have this implicit snapshot.
newVM.currentSnapshot = "vm";
if (needToResetReqSWDebugPort)
{
reqsw.debuggerPort = 0;
}
lockableVMSpec toRet = new lockableVMSpec(newVM.VMIP, bladeLockType.lockAll, bladeLockType.lockAll);
toRet.setSpec(newVM);
return(toRet);
}
public bool canAccommodate(hostDB db, VMHardwareSpec req)
{
if ((permittedAccessRead & bladeLockType.lockVMCreation) == bladeLockType.lockNone)
{
throw new Exception("lockVMCreation is needed when calling .canAccomodate");
}
vmserverTotals totals = db.getVMServerTotals(this);
if (totals.VMs + 1 > _VMCapacity.maxVMs)
{
return(false);
}
if (totals.ram + req.memoryMB > _VMCapacity.maxVMMemoryMB)
{
return(false);
}
if (totals.cpus + req.cpuCount > _VMCapacity.maxCPUCount)
{
return(false);
}
return(true);
}