*/
package org.opendaylight.ovsdb.southbound;
+import com.google.common.base.Optional;
+import com.google.common.base.Preconditions;
+import com.google.common.util.concurrent.CheckedFuture;
+import java.net.InetAddress;
+import java.net.NetworkInterface;
+import java.util.Enumeration;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
+import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
+import org.opendaylight.ovsdb.lib.error.SchemaVersionMismatchException;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAttributes;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbNodeAugmentation;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbNodeRef;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.ConnectionInfo;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.impl.codec.DeserializationException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import com.google.common.base.Optional;
-import com.google.common.base.Preconditions;
-import com.google.common.util.concurrent.CheckedFuture;
-
public class SouthboundUtil {
private static final Logger LOG = LoggerFactory.getLogger(SouthboundUtil.class);
+ private static final String SCHEMA_VERSION_MISMATCH =
+ "{} column for {} table is not supported by this version of the {} schema: {}";
+
+ private static InstanceIdentifierCodec instanceIdentifierCodec;
+
+ private SouthboundUtil() {
+ // Prevent instantiating a utility class
+ }
+ public static void setInstanceIdentifierCodec(InstanceIdentifierCodec iidc) {
+ instanceIdentifierCodec = iidc;
+ }
+
+ public static InstanceIdentifierCodec getInstanceIdentifierCodec() {
+ return instanceIdentifierCodec;
+ }
+
+ public static String serializeInstanceIdentifier(InstanceIdentifier<?> iid) {
+ return instanceIdentifierCodec.serialize(iid);
+ }
- public static Optional<OvsdbNodeAugmentation> getManagingNode(DataBroker db,OvsdbBridgeAttributes mn) {
+ public static InstanceIdentifier<?> deserializeInstanceIdentifier(String iidString) {
+ InstanceIdentifier<?> result = null;
+ try {
+ result = instanceIdentifierCodec.bindingDeserializer(iidString);
+ } catch (DeserializationException e) {
+ LOG.warn("Unable to deserialize iidString", e);
+ }
+ return result;
+ }
+
+
+ public static Optional<OvsdbNodeAugmentation> getManagingNode(DataBroker db, OvsdbBridgeAttributes mn) {
Preconditions.checkNotNull(mn);
try {
OvsdbNodeRef ref = mn.getManagedBy();
- if(ref != null && ref.getValue() != null) {
+ if (ref != null && ref.getValue() != null) {
ReadOnlyTransaction transaction = db.newReadOnlyTransaction();
@SuppressWarnings("unchecked") // Note: erasure makes this safe in combination with the typecheck below
InstanceIdentifier<Node> path = (InstanceIdentifier<Node>) ref.getValue();
- CheckedFuture<Optional<Node>, ReadFailedException> nf = transaction.read(LogicalDatastoreType.OPERATIONAL, path);
+
+ CheckedFuture<Optional<Node>, ReadFailedException> nf = transaction.read(
+ LogicalDatastoreType.OPERATIONAL, path);
transaction.close();
Optional<Node> optional = nf.get();
- if(optional != null && optional.isPresent() && optional.get() instanceof Node) {
- OvsdbNodeAugmentation ovsdbNode = optional.get().getAugmentation(OvsdbNodeAugmentation.class);
- if(ovsdbNode !=null) {
+ if (optional != null && optional.isPresent()) {
+ OvsdbNodeAugmentation ovsdbNode = null;
+ Node node = optional.get();
+ if (node instanceof OvsdbNodeAugmentation) {
+ ovsdbNode = (OvsdbNodeAugmentation) node;
+ } else if (node != null) {
+ ovsdbNode = node.getAugmentation(OvsdbNodeAugmentation.class);
+ }
+ if (ovsdbNode != null) {
return Optional.of(ovsdbNode);
} else {
- LOG.warn("OvsdbManagedNode {} claims to be managed by {} but that OvsdbNode does not exist",mn,ref.getValue());
+ LOG.warn("OvsdbManagedNode {} claims to be managed by {} but "
+ + "that OvsdbNode does not exist", mn, ref.getValue());
return Optional.absent();
}
} else {
- LOG.warn("Mysteriously got back a thing which is *not* a topology Node: {}",optional);
+ LOG.warn("Mysteriously got back a thing which is *not* a topology Node: {}", optional);
return Optional.absent();
}
} else {
- LOG.warn("Cannot find client for OvsdbManagedNode without a specified ManagedBy {}",mn);
+ LOG.warn("Cannot find client for OvsdbManagedNode without a specified ManagedBy {}", mn);
return Optional.absent();
}
- } catch (Exception e) {
- LOG.warn("Failed to get OvsdbNode that manages OvsdbManagedNode {}",mn, e);
- return Optional.absent();
- }
+ } catch (Exception e) {
+ LOG.warn("Failed to get OvsdbNode that manages OvsdbManagedNode {}", mn, e);
+ return Optional.absent();
+ }
+ }
+
+ public static <D extends org.opendaylight.yangtools.yang.binding.DataObject> Optional<D> readNode(
+ ReadWriteTransaction transaction, final InstanceIdentifier<D> connectionIid) {
+ Optional<D> node = Optional.absent();
+ try {
+ node = transaction.read(LogicalDatastoreType.OPERATIONAL, connectionIid).checkedGet();
+ } catch (final ReadFailedException e) {
+ LOG.warn("Read Operational/DS for Node failed! {}", connectionIid, e);
+ }
+ return node;
+ }
+
+ private static String getLocalControllerHostIpAddress() {
+ String ipaddress = null;
+ try {
+ for (Enumeration<NetworkInterface> ifaces = NetworkInterface.getNetworkInterfaces();
+ ifaces.hasMoreElements();) {
+ NetworkInterface iface = ifaces.nextElement();
+
+ for (Enumeration<InetAddress> inetAddrs = iface.getInetAddresses(); inetAddrs.hasMoreElements();) {
+ InetAddress inetAddr = inetAddrs.nextElement();
+ if (!inetAddr.isLoopbackAddress() && inetAddr.isSiteLocalAddress()) {
+ ipaddress = inetAddr.getHostAddress();
+ break;
+ }
+ }
+ }
+ } catch (Exception e) {
+ LOG.warn("Exception while fetching local host ip address ",e);
+ }
+ return ipaddress;
+ }
+
+ public static String getControllerTarget(Node ovsdbNode) {
+ String target = null;
+ String ipAddr = null;
+ OvsdbNodeAugmentation ovsdbNodeAugmentation = ovsdbNode.getAugmentation(OvsdbNodeAugmentation.class);
+ ConnectionInfo connectionInfo = ovsdbNodeAugmentation.getConnectionInfo();
+ LOG.info("connectionInfo: {}", connectionInfo);
+ if (connectionInfo != null && connectionInfo.getLocalIp() != null) {
+ ipAddr = String.valueOf(connectionInfo.getLocalIp().getValue());
+ }
+ if (ipAddr == null) {
+ ipAddr = getLocalControllerHostIpAddress();
+ }
+
+ if (ipAddr != null) {
+ target = SouthboundConstants.OPENFLOW_CONNECTION_PROTOCOL + ":"
+ + ipAddr + ":" + SouthboundConstants.DEFAULT_OPENFLOW_PORT;
+ }
+
+ return target;
+ }
+
+ public static String connectionInfoToString(final ConnectionInfo connectionInfo) {
+ return String.valueOf(
+ connectionInfo.getRemoteIp().getValue()) + ":" + connectionInfo.getRemotePort().getValue();
+ }
+
+ public static void schemaMismatchLog(String column, String table, SchemaVersionMismatchException ex) {
+ LOG.debug(SCHEMA_VERSION_MISMATCH, column, table, SouthboundConstants.OPEN_V_SWITCH, ex.getMessage());
}
}