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package org.openslx.util.vm;
import java.io.File;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.log4j.Logger;
import org.openslx.bwlp.thrift.iface.OperatingSystem;
import org.openslx.bwlp.thrift.iface.Virtualizer;
import org.openslx.util.vm.VmwareConfig.ConfigEntry;
public class VmwareMetaData extends VmMetaData
{
private static final Logger LOGGER = Logger.getLogger( VmwareMetaData.class );
private static final Virtualizer virtualizer = new Virtualizer( "vmware", "VMware" );
private static final Pattern hddKey = Pattern.compile( "^(ide\\d|scsi\\d|sata\\d):?(\\d)?\\.(.*)", Pattern.CASE_INSENSITIVE );
// Lowercase list of allowed settings for upload (as regex)
private static final Pattern[] whitelist;
private final VmwareConfig config;
// Init static members
static {
String[] list = { "^guestos", "^uuid\\.bios", "^config\\.version", "^ehci\\.",
"mks\\.", "virtualhw\\.", "^sound\\.", "\\.pcislotnumber$", "^pcibridge", "\\.virtualdev$" };
whitelist = new Pattern[ list.length ];
for ( int i = 0; i < list.length; ++i ) {
whitelist[i] = Pattern.compile( list[i] );
}
}
private final Map<String, Controller> disks = new HashMap<>();
public VmwareMetaData( List<OperatingSystem> osList, File file ) throws IOException
{
super( osList );
this.config = new VmwareConfig( file );
init();
}
public VmwareMetaData( List<OperatingSystem> osList, byte[] vmxContent, int length )
{
super( osList );
this.config = new VmwareConfig( vmxContent, length );
init();
}
private void init()
{
for ( Entry<String, ConfigEntry> entry : config.entrySet() ) {
handleLoadEntry( entry );
}
// Now find the HDDs and add to list
for ( Entry<String, Controller> cEntry : disks.entrySet() ) {
Controller controller = cEntry.getValue();
String controllerType = cEntry.getKey();
if ( !controller.present )
continue;
for ( Entry<String, Device> dEntry : controller.devices.entrySet() ) {
Device device = dEntry.getValue();
if ( !device.present )
continue; // Not present
if ( device.deviceType != null && !device.deviceType.toLowerCase().endsWith( "disk" ) )
continue; // Not a HDD
DriveBusType bus = null;
if ( controllerType.startsWith( "ide" ) ) {
bus = DriveBusType.IDE;
} else if ( controllerType.startsWith( "scsi" ) ) {
bus = DriveBusType.SCSI;
} else if ( controllerType.startsWith( "sata" ) ) {
bus = DriveBusType.SATA;
}
hdds.add( new HardDisk( controller.virtualDev, bus, device.filename ) );
}
}
// Add HDD to cleaned vmx
if ( !hdds.isEmpty() ) {
HardDisk hdd = hdds.get( 0 );
addFiltered( "#SLX_HDD_BUS", hdd.bus.toString() );
if ( hdd.chipsetDriver != null ) {
addFiltered( "#SLX_HDD_CHIP", hdd.chipsetDriver );
}
}
}
private void addFiltered( String key, String value )
{
config.set( key, value ).filtered( true );
}
private void handleLoadEntry( Entry<String, ConfigEntry> entry )
{
String lowerKey = entry.getKey().toLowerCase();
// Cleaned vmx construction
for ( Pattern exp : whitelist ) {
if ( exp.matcher( lowerKey ).find() ) {
entry.getValue().filtered( true );
break;
}
}
//
// Dig Usable meta data
String value = entry.getValue().getValue();
if ( lowerKey.equals( "guestos" ) ) {
setOs( "vmware", value );
return;
}
if ( lowerKey.equals( "displayname" ) ) {
displayName = value;
return;
}
Matcher hdd = hddKey.matcher( entry.getKey() );
if ( hdd.find() ) {
handleHddEntry( hdd.group( 1 ).toLowerCase(), hdd.group( 2 ), hdd.group( 3 ), value );
}
}
private void handleHddEntry( String controllerStr, String deviceStr, String property, String value )
{
Controller controller = disks.get( controllerStr );
if ( controller == null ) {
controller = new Controller();
disks.put( controllerStr, controller );
}
if ( deviceStr == null || deviceStr.isEmpty() ) {
// Controller property
if ( property.equalsIgnoreCase( "present" ) ) {
controller.present = Boolean.parseBoolean( value );
} else if ( property.equalsIgnoreCase( "virtualDev" ) ) {
controller.virtualDev = value;
}
return;
}
// Device property
Device device = controller.devices.get( deviceStr );
if ( device == null ) {
device = new Device();
controller.devices.put( deviceStr, device );
}
if ( property.equalsIgnoreCase( "deviceType" ) ) {
device.deviceType = value;
} else if ( property.equalsIgnoreCase( "filename" ) ) {
device.filename = value;
} else if ( property.equalsIgnoreCase( "present" ) ) {
device.present = Boolean.parseBoolean( value );
}
}
public boolean addHddTemplate( String diskImagePath )
{
DriveBusType bus;
try {
bus = DriveBusType.valueOf( config.get( "#SLX_HDD_BUS" ) );
} catch ( Exception e ) {
LOGGER.warn( "Unknown bus type: " + config.get( "#SLX_HDD_BUS" ) + ". Cannot add hdd config." );
return false;
}
String chipset = config.get( "#SLX_HDD_CHIP" );
switch ( bus ) {
case IDE:
addFiltered( "ide0.present", "TRUE" );
addFiltered( "ide0:0.present", "TRUE" );
addFiltered( "ide0:0.deviceType", "disk" );
addFiltered( "ide0:0.fileName", diskImagePath );
return true;
case SATA:
// Cannot happen?... use lsisas1068
case SCSI:
addFiltered( "scsi0.present", "TRUE" );
addFiltered( "scsi0:0.present", "TRUE" );
addFiltered( "scsi0:0.deviceType", "disk" );
addFiltered( "scsi0:0.fileName", diskImagePath );
if ( chipset != null ) {
addFiltered( "scsi0.virtualDev", chipset );
}
return true;
default:
LOGGER.warn( "Unknown HDD bus type: " + bus.toString() );
return false;
}
}
public boolean addEthernetNat()
{
addFiltered( "ethernet0.present", "TRUE" );
addFiltered( "ethernet0.connectionType", "nat" );
return true;
}
public boolean addDisplayName( String name )
{
addFiltered( "displayName", name );
return true;
}
public void setOs( String vendorOsId )
{
addFiltered( "guestOS", vendorOsId );
setOs( "vmware", vendorOsId );
}
@Override
public byte[] getFilteredDefinitionArray()
{
return config.toString( true, false ).getBytes( StandardCharsets.UTF_8 );
}
@Override
public Virtualizer getVirtualizer()
{
return virtualizer;
}
private static class Device
{
public boolean present = false;
public String deviceType = null;
public String filename = null;
@Override
public String toString()
{
return filename + " is " + deviceType + " (present: " + present + ")";
}
}
private static class Controller
{
public boolean present = true; // Seems to be implicit, seen at least for IDE...
public String virtualDev = null;
Map<String, Device> devices = new HashMap<>();
@Override
public String toString()
{
return virtualDev + " is (present: " + present + "): " + devices.toString();
}
}
}
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