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package org.openslx.runvirt.plugin.qemu.configuration;
import java.util.ArrayList;
import java.util.function.Predicate;
import java.util.stream.Collectors;
import org.openslx.libvirt.domain.Domain;
import org.openslx.libvirt.domain.device.Serial.Type;
import org.openslx.libvirt.domain.device.Serial;
import org.openslx.runvirt.configuration.FilterException;
import org.openslx.runvirt.configuration.FilterSpecific;
import org.openslx.runvirt.plugin.qemu.cmdln.CommandLineArgs;
import org.openslx.runvirt.plugin.qemu.virtualization.LibvirtHypervisorQemu;
import org.openslx.vm.QemuMetaDataUtils;
public class FilterSpecificQemuSerialDevices extends FilterSpecific<Domain, CommandLineArgs, LibvirtHypervisorQemu>
{
private static final String FILTER_NAME = "Serial devices";
public FilterSpecificQemuSerialDevices( LibvirtHypervisorQemu hypervisor )
{
super( FilterSpecificQemuSerialDevices.FILTER_NAME, hypervisor );
}
private ArrayList<Serial> getSerialDevDevices( Domain config )
{
final ArrayList<Serial> devices = config.getSerialDevices();
final Predicate<Serial> byDeviceTypeDev = device -> device.getType() == Type.DEV;
return devices.stream().filter( byDeviceTypeDev ).collect( Collectors.toCollection( ArrayList::new ) );
}
private void filterSerialDevice( Domain config, String fileName, int index ) throws FilterException
{
final ArrayList<Serial> devices = this.getSerialDevDevices( config );
final Serial device = QemuMetaDataUtils.getArrayIndex( devices, index );
if ( device == null ) {
// check if device file name is specified
if ( fileName != null ) {
// serial port device is not available, so create new serial port device
final Serial newDevice = config.addSerialDevice();
newDevice.setType( Type.DEV );
newDevice.setSource( fileName );
}
} else {
if ( fileName == null ) {
// remove serial port device if device file name is not set
device.remove();
} else {
// set type and source of existing serial port device
device.setType( Type.DEV );
device.setSource( fileName );
}
}
}
@Override
public void filter( Domain config, CommandLineArgs args ) throws FilterException
{
this.filterSerialDevice( config, args.getVmDeviceSerial0(), 0 );
// remove all additional serial devices
final ArrayList<Serial> devices = this.getSerialDevDevices( config );
for ( int i = 1; i < devices.size(); i++ ) {
devices.get( i ).remove();
}
}
}
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