[qemu] Add filtering/transformation of config files and VM management

1 files changed, 48 insertions, 0 deletions

diff --git a/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/FilterGenericInterfaceDevices.java b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/FilterGenericInterfaceDevices.java
new file mode 100644
index 00000000..ea2782ba
--- /dev/null
+++ b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/FilterGenericInterfaceDevices.java
@@ -0,0 +1,48 @@
+package org.openslx.runvirt.plugin.qemu.configuration;
+
+import java.util.ArrayList;
+
+import org.openslx.libvirt.domain.Domain;
+import org.openslx.libvirt.domain.device.Interface;
+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 FilterGenericInterfaceDevices extends FilterGeneric<Domain, CommandLineArgs>
+{
+	private static final String FILTER_NAME = "Network interface devices";
+
+	public FilterGenericInterfaceDevices()
+	{
+		super( FilterGenericInterfaceDevices.FILTER_NAME );
+	}
+
+	private void filterInterfaceDevice( Domain config, String macAddress, int index ) throws FilterException
+	{
+		final ArrayList<Interface> devices = config.getInterfaceDevices();
+		final Interface device = QemuMetaDataUtils.getArrayIndex( devices, index );
+
+		if ( device != null ) {
+			if ( macAddress == null ) {
+				// remove network interface device if MAC address is not set
+				device.remove();
+			} else {
+				// set MAC address of network interface device if network interface device is available
+				device.setMacAddress( macAddress );
+			}
+		}
+	}
+
+	@Override
+	public void filter( Domain config, CommandLineArgs args ) throws FilterException
+	{
+		this.filterInterfaceDevice( config, args.getVmMacAddress0(), 0 );
+
+		// remove all additional disk storage devices
+		final ArrayList<Interface> devices = config.getInterfaceDevices();
+		for ( int i = 1; i < devices.size(); i++ ) {
+			devices.get( i ).remove();
+		}
+	}
+}