CLOUDSTACK-9211: Support passing vRAM size to support 3D GPU on Vmware

Author: nvazquez

plugins/hypervisors/vmware/src/com/cloud/hypervisor/vmware/resource/VmwareResource.java

@@ -94,6 +94,7 @@
 import com.vmware.vim25.VirtualMachineRelocateSpec;
 import com.vmware.vim25.VirtualMachineRelocateSpecDiskLocator;
 import com.vmware.vim25.VirtualMachineRuntimeInfo;
+import com.vmware.vim25.VirtualMachineVideoCard;
 import com.vmware.vim25.VmwareDistributedVirtualSwitchVlanIdSpec;
 
 import org.apache.cloudstack.storage.command.StorageSubSystemCommand;
@@ -1895,6 +1896,9 @@ protected StartAnswer execute(StartCommand cmd) {
 
             postDiskConfigBeforeStart(vmMo, vmSpec, sortedDisks, ideControllerKey, scsiControllerKey, iqnToPath, hyperHost, context);
 
+            //Sets video card memory to the one provided in detail svga.vramSize (if provided), 64MB was always set before
+            postVideoCardMemoryConfigBeforeStart(vmMo, vmSpec);
+            
             //
             // Power-on VM
             //
@@ -1943,6 +1947,44 @@ protected StartAnswer execute(StartCommand cmd) {
         }
     }
 
+    private void postVideoCardMemoryConfigBeforeStart(VirtualMachineMO vmMo, VirtualMachineTO vmSpec) {
+    	String paramVRamSize = "svga.vramSize";
+    	if (vmSpec.getDetails().containsKey(paramVRamSize)){
+    		String value = vmSpec.getDetails().get(paramVRamSize);
+    		try {
+    			long svgaVmramSize = Long.parseLong(value);
+    			for (VirtualDevice device : vmMo.getAllDeviceList()){
+    				if (device instanceof VirtualMachineVideoCard){
+    					VirtualMachineVideoCard videoCard = (VirtualMachineVideoCard) device;
+    					if (videoCard.getVideoRamSizeInKB().longValue() != svgaVmramSize){
+    						s_logger.info("Video card memory was set " + videoCard.getVideoRamSizeInKB().longValue() + "kb instead of " + svgaVmramSize + "kb");
+    						videoCard.setVideoRamSizeInKB(svgaVmramSize);
+    						videoCard.setUseAutoDetect(false);
+
+    						VirtualDeviceConfigSpec arrayVideoCardConfigSpecs = new VirtualDeviceConfigSpec();
+    						arrayVideoCardConfigSpecs.setDevice(videoCard);
+    						arrayVideoCardConfigSpecs.setOperation(VirtualDeviceConfigSpecOperation.EDIT);
+
+    						VirtualMachineConfigSpec changeVideoCardSpecs = new VirtualMachineConfigSpec();
+    						changeVideoCardSpecs.getDeviceChange().add(arrayVideoCardConfigSpecs);
+
+    						boolean res = vmMo.configureVm(changeVideoCardSpecs);
+    						if (res) {
+    							s_logger.info("Video card memory successfully updated to " + svgaVmramSize + "kb");
+    						}
+    					}
+    				}
+    			}
+    		}
+    		catch (NumberFormatException e){
+    			s_logger.error("Unexpected value, cannot parse " + value + " to long due to: " + e.getMessage());
+    		}
+    		catch (Exception e){
+    			s_logger.error("Error while reconfiguring vm due to: " + e.getMessage());
+    		}
+    	}
+    }
+
     private void tearDownVm(VirtualMachineMO vmMo) throws Exception{
 
         if(vmMo == null) return;