[VBox] added new QemuMetaData class, class is built to work like the vbox and vmware metadata classes

	vmmetadata class is expanded to create instances of qemumetadata if needed

3 files changed, 261 insertions, 2 deletions

diff --git a/src/main/java/org/openslx/util/vm/DiskImage.java b/src/main/java/org/openslx/util/vm/DiskImage.java
index 297a94c..2a3a861 100644
--- a/src/main/java/org/openslx/util/vm/DiskImage.java
+++ b/src/main/java/org/openslx/util/vm/DiskImage.java
@@ -17,6 +17,7 @@ public class DiskImage
 	private static final int VMDK_MAGIC = 0x4b444d56;
 	private static final String VDI_PREFIX = "<<< ";
 	private static final String VDI_SUFFIX = "Disk Image >>>";
+	private static final String QEMU = "QFI";
 
 	public enum ImageFormat
 	{
@@ -46,6 +47,8 @@ public class DiskImage
 				return VMDK;
 			if ( virtId.equals( "virtualbox" ) )
 				return VDI;
+			if ( virtId.equals( "qemukvm" ) )
+				return QCOW2;
 			return null;
 		}
 	}
@@ -128,6 +131,21 @@ public class DiskImage
 					}
 				}
 			}
+			//qcow
+			file.seek( 0 );
+			byte[] qcowBuffer = new byte[ QEMU.length() ];
+			file.readFully( qcowBuffer );
+			String qcowString = new String( qcowBuffer );
+			if ( QEMU.equals( qcowString )) {
+				// dummy values
+				this.isStandalone = true;
+				this.isCompressed = false;
+				this.isSnapshot = false;
+				this.format = ImageFormat.QCOW2;
+				this.subFormat = "";
+				this.hwVersion = 0;
+				return;
+			}
 		}
 		throw new UnknownImageFormatException();
 	}
diff --git a/src/main/java/org/openslx/util/vm/QemuMetaData.java b/src/main/java/org/openslx/util/vm/QemuMetaData.java
new file mode 100644
index 0000000..ddeb87e
--- /dev/null
+++ b/src/main/java/org/openslx/util/vm/QemuMetaData.java
@@ -0,0 +1,223 @@
+package org.openslx.util.vm;
+
+import java.io.File;
+import java.nio.charset.StandardCharsets;
+import java.util.List;
+
+import org.apache.log4j.Logger;
+import org.openslx.bwlp.thrift.iface.OperatingSystem;
+import org.openslx.bwlp.thrift.iface.Virtualizer;
+
+public class QemuMetaData extends VmMetaData<VBoxSoundCardMeta, VBoxDDAccelMeta, VBoxHWVersionMeta, VBoxEthernetDevTypeMeta>
+{
+	// default initiation sequence for 32 and 64 bit os instalations
+	private static String cpu = "-cpu host -smp 2";
+	private static String mem = " -m 1024";
+	private static String display = " -vga std";
+	private static String network = "";
+	//private static String boot = "-boot c"; // maybe used later
+	// the above strings will take the place of <args> in the config string
+	private static String config = "qemu-system-i386 <args> <image> -enable-kvm #qemu-system-x86_64 <args> <image> -enable-kvm";
+	private static final Logger LOGGER = Logger.getLogger( QemuMetaData.class );
+
+	private static final Virtualizer virtualizer = new Virtualizer( "qemukvm", "QEMU-KVM" );
+
+	public QemuMetaData( List<OperatingSystem> osList, File file )
+	{
+		super( osList );
+		displayName = "QemuVM";
+		setOs( "qemukvm", "anyOs" );
+		hdds.add( new HardDisk( "anychipset", DriveBusType.IDE, file.getAbsolutePath() ) );
+	}
+
+	public QemuMetaData( List<OperatingSystem> osList, byte[] vmContent )
+	{
+		super( osList );
+		config = new String( vmContent );
+		displayName = "QemuVM";
+		setOs( "qemukvm", "anyOs" );
+	}
+
+	private String configWithArgs()
+	{
+		String tempString = cpu + mem + display + network;
+		return config.replaceAll( "<args>", tempString );
+	}
+
+	@Override
+	public byte[] getFilteredDefinitionArray()
+	{
+		return configWithArgs().getBytes( StandardCharsets.UTF_8 );
+	}
+
+	@Override
+	public void applySettingsForLocalEdit()
+	{
+		String tempS = config.replaceAll( "#", "\n\r" );
+		config = tempS;
+	}
+
+	@Override
+	public boolean addHddTemplate( File diskImage, String hddMode, String redoDir )
+	{
+		String tempS = config.replaceAll( "<image>", diskImage.getAbsolutePath() );
+		config = tempS;
+		hdds.add( new HardDisk( "anychipset", DriveBusType.IDE, diskImage.getAbsolutePath() ) );
+		return true;
+	}
+
+	@Override
+	public boolean addHddTemplate( String diskImagePath, String hddMode, String redoDir )
+	{
+		String tempS = config.replaceAll( "<image>", diskImagePath );
+		config = tempS;
+		hdds.add( new HardDisk( "anychipset", DriveBusType.IDE, diskImagePath ) );
+		return true;
+	}
+
+	@Override
+	public boolean addDefaultNat()
+	{
+		return true;
+	}
+
+	@Override
+	public void setOs( String vendorOsId )
+	{
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public boolean addDisplayName( String name )
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
+
+	@Override
+	public boolean addRam( int mem )
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
+
+	@Override
+	public void addFloppy( int index, String image, boolean readOnly )
+	{
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public boolean addCdrom( String image )
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
+
+	@Override
+	public boolean addCpuCoreCount( int nrOfCores )
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
+
+	@Override
+	public void setSoundCard( org.openslx.util.vm.VmMetaData.SoundCardType type )
+	{
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public org.openslx.util.vm.VmMetaData.SoundCardType getSoundCard()
+	{
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public void setDDAcceleration( org.openslx.util.vm.VmMetaData.DDAcceleration type )
+	{
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public org.openslx.util.vm.VmMetaData.DDAcceleration getDDAcceleration()
+	{
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public void setHWVersion( org.openslx.util.vm.VmMetaData.HWVersion type )
+	{
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public org.openslx.util.vm.VmMetaData.HWVersion getHWVersion()
+	{
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public void setEthernetDevType( int cardIndex, org.openslx.util.vm.VmMetaData.EthernetDevType type )
+	{
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public org.openslx.util.vm.VmMetaData.EthernetDevType getEthernetDevType( int cardIndex )
+	{
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public byte[] getDefinitionArray()
+	{
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public boolean addEthernet( org.openslx.util.vm.VmMetaData.EtherType type )
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
+
+	@Override
+	public Virtualizer getVirtualizer()
+	{
+		return virtualizer;
+	}
+
+	@Override
+	public void enableUsb( boolean enabled )
+	{
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public boolean disableSuspend()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
+
+	@Override
+	public void populateTheMaps()
+	{
+		// TODO Auto-generated method stub
+
+	}
+
+}
diff --git a/src/main/java/org/openslx/util/vm/VmMetaData.java b/src/main/java/org/openslx/util/vm/VmMetaData.java
index 07e8efa..08959d6 100644
--- a/src/main/java/org/openslx/util/vm/VmMetaData.java
+++ b/src/main/java/org/openslx/util/vm/VmMetaData.java
@@ -295,17 +295,28 @@ public abstract class VmMetaData<T, U, V, W>
 	// meta object needed when reading vm from file
 	public static VmMetaData<?, ?, ?, ?> getInstance( List<OperatingSystem> osList, File file ) throws IOException
 	{
+		Exception errEx = null;
 		try {
 			return new VmwareMetaData( osList, file );
 		} catch ( UnsupportedVirtualizerFormatException e ) {
 			LOGGER.debug( "Disk file not .vmdk" );
+			errEx = e;
 		}
 		try {
 			return new VboxMetaData( osList, file );
 		} catch ( UnsupportedVirtualizerFormatException e ) {
 			LOGGER.debug( "Disk file not .vdi" );
+			errEx = e;
+		}
+		try {
+			return new QemuMetaData( osList, file );
+		} catch ( Exception e ) {
+			LOGGER.debug( "Disk file not qemu supported format" );
+			errEx = e;
+		}
+		if ( errEx != null ) {
+			LOGGER.error( "Unsupported disk file format!", errEx );
 		}
-		LOGGER.error( "Unsupported disk file format!" );
 		return null;
 	}
 
@@ -322,10 +333,17 @@ public abstract class VmMetaData<T, U, V, W>
 		try {
 			LOGGER.debug( "versuche vbox" );
 			return new VboxMetaData( osList, vmContent, length );
-		} catch ( UnsupportedVirtualizerFormatException e ) {
+		} catch ( UnsupportedVirtualizerFormatException | NullPointerException e ) {
 			LOGGER.debug( "Machine description not in .vbox format." );
 			errEx = e;
 		}
+		// how to do this check ??
+		try {
+			return new QemuMetaData( osList, vmContent);
+		} catch ( Exception e ) {
+			LOGGER.debug( "Disk file not qemu supported format" );
+			errEx = e;
+		}
 		if ( errEx != null ) {
 			LOGGER.error( "Machine description has an unknown format!", errEx );
 		}