1 files changed, 64 insertions, 0 deletions
diff --git a/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/FilterGenericFileSystemDevices.java b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/FilterGenericFileSystemDevices.java
new file mode 100644
index 00000000..1d06474f
--- /dev/null
+++ b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/FilterGenericFileSystemDevices.java
@@ -0,0 +1,64 @@
+package org.openslx.runvirt.plugin.qemu.configuration;
+
+import java.util.ArrayList;
+
+import org.openslx.libvirt.domain.Domain;
+import org.openslx.libvirt.domain.device.FileSystem;
+import org.openslx.libvirt.domain.device.FileSystem.AccessMode;
+import org.openslx.libvirt.domain.device.FileSystem.Type;
+import org.openslx.runvirt.configuration.FilterException;
+import org.openslx.runvirt.configuration.FilterGeneric;
+import org.openslx.runvirt.plugin.qemu.cmdln.CommandLineArgs;
+import org.openslx.vm.QemuMetaDataUtils;
+
+public class FilterGenericFileSystemDevices extends FilterGeneric<Domain, CommandLineArgs>
+{
+	private static final String FILTER_NAME = "File system devices";
+
+	public FilterGenericFileSystemDevices()
+	{
+		super( FilterGenericFileSystemDevices.FILTER_NAME );
+	}
+
+	private void filterFileSystemDevice( Domain config, String source, String target, int index ) throws FilterException
+	{
+		final ArrayList<FileSystem> devices = config.getFileSystemDevices();
+		final FileSystem fileSystem = QemuMetaDataUtils.getArrayIndex( devices, index );
+
+		if ( fileSystem == null ) {
+			// check if file system device source directory is specified
+			if ( source != null && target != null ) {
+				// file system device does not exist, so create new file system device
+				final FileSystem newFileSystem = config.addFileSystemDevice();
+				newFileSystem.setType( Type.MOUNT );
+				newFileSystem.setAccessMode( AccessMode.MAPPED );
+				newFileSystem.setSource( source );
+				newFileSystem.setTarget( target );
+			}
+		} else {
+			if ( source == null || target == null ) {
+				// remove file system device since device source or target is not specified
+				fileSystem.remove();
+			} else {
+				// change type, access mode, source and target of existing file system device
+				fileSystem.setType( Type.MOUNT );
+				fileSystem.setAccessMode( AccessMode.MAPPED );
+				fileSystem.setSource( source );
+				fileSystem.setTarget( target );
+			}
+		}
+	}
+
+	@Override
+	public void filter( Domain config, CommandLineArgs args ) throws FilterException
+	{
+		this.filterFileSystemDevice( config, args.getVmFsSrc0(), args.getVmFsTgt0(), 0 );
+		this.filterFileSystemDevice( config, args.getVmFsSrc1(), args.getVmFsTgt1(), 1 );
+
+		// remove all additional file system devices
+		final ArrayList<FileSystem> devices = config.getFileSystemDevices();
+		for ( int i = 1; i < devices.size(); i++ ) {
+			devices.get( i ).remove();
+		}
+	}
+}