Add meta and config files for ovf format

3 files changed, 319 insertions, 0 deletions

diff --git a/src/main/java/org/openslx/util/vm/OvfConfig.java b/src/main/java/org/openslx/util/vm/OvfConfig.java
new file mode 100644
index 0000000..3055075
--- /dev/null
+++ b/src/main/java/org/openslx/util/vm/OvfConfig.java
@@ -0,0 +1,107 @@
+package org.openslx.util.vm;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.ArrayList;
+
+import javax.xml.XMLConstants;
+import javax.xml.transform.stream.StreamSource;
+import javax.xml.validation.Schema;
+import javax.xml.validation.SchemaFactory;
+import javax.xml.validation.Validator;
+import javax.xml.xpath.XPathExpressionException;
+
+import org.apache.log4j.Logger;
+import org.openslx.util.Util;
+import org.openslx.util.XmlHelper;
+import org.openslx.util.vm.VmMetaData.HardDisk;
+import org.w3c.dom.Document;
+import org.xml.sax.SAXException;
+
+
+/**
+ * Class handling the parsing of a .ovf machine description file
+ * For now, only used to parse the xml to get the path of the vmdk
+ * from the ovf for sanity checking and cleanup after conversion.
+ */
+public class OvfConfig
+{
+    private static final Logger LOGGER = Logger.getLogger( OvfConfig.class );
+    
+    // key information set during initial parsing of the XML file
+	private String osName = new String();
+	private ArrayList<HardDisk> hddsArray = new ArrayList<HardDisk>();
+
+	// XPath and DOM parsing related members
+    private Document doc = null;
+    
+
+    public OvfConfig( File file ) throws IOException, UnsupportedVirtualizerFormatException
+	{
+		LOGGER.info("Entering OvfConfig class creation");
+		// first validate xml
+		// try {
+		// 	SchemaFactory factory = SchemaFactory.newInstance( XMLConstants.W3C_XML_SCHEMA_NS_URI );
+		// 	InputStream xsdStream = OvfConfig.class.getResourceAsStream( "/master-sync-shared/xml/ovf_1.1.1.xsd" );
+		// 	LOGGER.info("xsdStream creation worked");
+		// 	if ( xsdStream == null ) {
+		// 		LOGGER.warn( "Cannot validate ovf XML: No XSD found in JAR" );
+		// 	} else {
+		// 		LOGGER.info("Before schema creation");
+		// 		Schema schema = factory.newSchema( new StreamSource( xsdStream ) );
+		// 		LOGGER.info("Created schema class");
+		// 		Validator validator = schema.newValidator();
+		// 		LOGGER.info("Created validator class");
+		// 		validator.validate( new StreamSource( file ) );
+		// 		LOGGER.info("Validated");
+		// 	}
+		// } catch ( SAXException e ) {
+		// 	LOGGER.error( "Selected ovf file was not validated against the XSD schema: " + e.getMessage() );
+		// }
+		LOGGER.info("XSD validation worked.");
+		// valid xml, try to create the DOM
+		doc = XmlHelper.parseDocumentFromStream( new FileInputStream( file ) );
+		doc = XmlHelper.removeFormattingNodes( doc );
+		if ( doc == null )
+			throw new UnsupportedVirtualizerFormatException( "Could not create DOM from given ovf machine configuration file!" );
+		LOGGER.info("DOM creation worked");
+		init();
+    }
+    
+    /**
+	 * Main initialization functions parsing the document created during the constructor.
+	 * @throws UnsupportedVirtualizerFormatException 
+	 */
+	private void init() throws UnsupportedVirtualizerFormatException
+	{
+		LOGGER.info("Entering OvfConfig init");
+		if ( Util.isEmptyString( getDisplayName() ) ) {
+			throw new UnsupportedVirtualizerFormatException( "Machine doesn't have a name" );
+		}
+		LOGGER.info( getDisplayName() );
+		// try {
+
+		// 	setHdds();
+		// } catch ( XPathExpressionException e ) {
+		// 	LOGGER.debug( "Could not initialize VBoxConfig", e );
+		// 	return;
+		// }
+    }
+    
+    	/**
+	 * Getter for the display name
+	 *
+	 * @return the display name of this VM
+	 */
+	public String getDisplayName()
+	{
+		try {
+			return XmlHelper.XPath.compile( "/Envelope/VirtualSystem/Name" ).evaluate( this.doc );
+		} catch ( XPathExpressionException e ) {
+			return "";
+		}
+	}
+
+}
\ No newline at end of file
diff --git a/src/main/java/org/openslx/util/vm/OvfMetaData.java b/src/main/java/org/openslx/util/vm/OvfMetaData.java
new file mode 100644
index 0000000..f5a45bf
--- /dev/null
+++ b/src/main/java/org/openslx/util/vm/OvfMetaData.java
@@ -0,0 +1,207 @@
+package org.openslx.util.vm;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.RandomAccessFile;
+import java.nio.ByteBuffer;
+import java.nio.charset.StandardCharsets;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map.Entry;
+import java.util.UUID;
+
+import org.apache.log4j.Logger;
+import org.openslx.bwlp.thrift.iface.OperatingSystem;
+import org.openslx.bwlp.thrift.iface.Virtualizer;
+import org.openslx.thrifthelper.TConst;
+import org.openslx.util.vm.VboxConfig.PlaceHolder;
+import org.w3c.dom.Attr;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+
+
+public class OvfMetaData extends VmMetaData {
+
+    private static final Logger LOGGER = Logger.getLogger( OvfMetaData.class );
+
+    private final OvfConfig config;
+
+    public OvfMetaData( List<OperatingSystem> osList, File file ) throws IOException, UnsupportedVirtualizerFormatException
+	{
+        super( osList );
+        LOGGER.info("Constructor worked");
+        this.config = new OvfConfig( file );
+        LOGGER.info("Creating config worked");
+        init();
+        LOGGER.info("Init worked");
+    }
+    
+    private void init()
+	{
+		registerVirtualHW();
+		displayName = config.getDisplayName();
+		// setOs( config.getOsName() );
+		// this.isMachineSnapshot = config.isMachineSnapshot();
+		// for ( HardDisk hardDisk : config.getHdds() ) {
+		// 	hdds.add( hardDisk );
+		// }
+	}
+
+    @Override
+    public byte[] getFilteredDefinitionArray() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public void applySettingsForLocalEdit() {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public boolean addHddTemplate(File diskImage, String hddMode, String redoDir) {
+        // TODO Auto-generated method stub
+        return false;
+    }
+
+    @Override
+    public boolean addHddTemplate(String diskImagePath, String hddMode, String redoDir) {
+        // TODO Auto-generated method stub
+        return false;
+    }
+
+    @Override
+    public boolean addDefaultNat() {
+        // TODO Auto-generated method stub
+        return false;
+    }
+
+    @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(SoundCardType type) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public SoundCardType getSoundCard() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public void setDDAcceleration(DDAcceleration type) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public DDAcceleration getDDAcceleration() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public void setHWVersion(HWVersion type) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public HWVersion getHWVersion() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public void setEthernetDevType(int cardIndex, EthernetDevType type) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public EthernetDevType getEthernetDevType(int cardIndex) {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public void setMaxUsbSpeed(UsbSpeed speed) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public UsbSpeed getMaxUsbSpeed() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public byte[] getDefinitionArray() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public boolean addEthernet(EtherType type) {
+        // TODO Auto-generated method stub
+        return false;
+    }
+
+    @Override
+    public Virtualizer getVirtualizer() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public boolean tweakForNonPersistent() {
+        // TODO Auto-generated method stub
+        return false;
+    }
+
+    @Override
+    public void registerVirtualHW() {
+        // 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 c836697..e3b78c8 100644
--- a/src/main/java/org/openslx/util/vm/VmMetaData.java
+++ b/src/main/java/org/openslx/util/vm/VmMetaData.java
@@ -313,6 +313,11 @@ public abstract class VmMetaData<T, U, V, W, X>
 			LOGGER.info( "Not a QEmu file", e );
 		}
 		try {
+			return new OvfMetaData( osList, file );
+		} catch ( Exception e ) {
+			LOGGER.info( "Not an ovf file", e );
+		}
+		try {
 			// TODO This will work for each file because simple read as byte array
 			// TODO No checks if file is a dockerfile ---  THIS SHOOULD NOT BE IN PRODUCTION
 			return new DockerMetaDataDummy(osList, file);