*/
package org.opendaylight.vpnservice.interfacemgr.servicebindings.flowbased.confighelpers;
-import com.google.common.util.concurrent.ListenableFuture;
+import java.math.BigInteger;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
import org.opendaylight.vpnservice.interfacemgr.IfmConstants;
import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceManagerCommonUtils;
import org.opendaylight.vpnservice.interfacemgr.servicebindings.flowbased.utilities.FlowBasedServicesUtils;
import org.opendaylight.vpnservice.mdsalutil.MatchInfo;
+import org.opendaylight.vpnservice.mdsalutil.NwConstants;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana._if.type.rev140508.L2vlan;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana._if.type.rev140508.Tunnel;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.servicebinding.rev151015.service.bindings.ServicesInfo;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.servicebinding.rev151015.service.bindings.services.info.BoundServices;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfL2vlan;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import java.math.BigInteger;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Map;
-import java.util.concurrent.ConcurrentHashMap;
+import com.google.common.util.concurrent.ListenableFuture;
public class FlowBasedServicesConfigUnbindHelper {
private static final Logger LOG = LoggerFactory.getLogger(FlowBasedServicesConfigUnbindHelper.class);
public static List<ListenableFuture<Void>> unbindService(InstanceIdentifier<BoundServices> instanceIdentifier,
BoundServices boundServiceOld, DataBroker dataBroker) {
List<ListenableFuture<Void>> futures = new ArrayList<>();
- WriteTransaction t = dataBroker.newWriteOnlyTransaction();
-
String interfaceName =
InstanceIdentifier.keyOf(instanceIdentifier.firstIdentifierOf(ServicesInfo.class)).getInterfaceName();
- org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface ifState =
- InterfaceManagerCommonUtils.getInterfaceStateFromOperDS(interfaceName, dataBroker);
- if (ifState == null || ifState.getOperStatus() == OperStatus.Down) {
- LOG.info("Not unbinding Service since operstatus is {} for Interface: {}",
- ifState.getOperStatus(), interfaceName);
- return futures;
- }
// Get the Parent ServiceInfo
ServicesInfo servicesInfo = FlowBasedServicesUtils.getServicesInfoForInterface(interfaceName, dataBroker);
InterfaceKey interfaceKey = new InterfaceKey(interfaceName);
Interface iface = InterfaceManagerCommonUtils.getInterfaceFromConfigDS(interfaceKey, dataBroker);
+ org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface ifState =
+ InterfaceManagerCommonUtils.getInterfaceStateFromOperDS(interfaceName, dataBroker);
+ if (ifState == null || ifState.getOperStatus() == OperStatus.Down) {
+ LOG.info("Not unbinding Service since operstatus is {} for Interface: {}",
+ ifState.getOperStatus(), interfaceName);
+ return futures;
+ }
+ List<BoundServices> boundServices = servicesInfo.getBoundServices();
+
+ // Split based on type of interface....
+ if (iface.getType().isAssignableFrom(L2vlan.class)) {
+ return unbindServiceOnVlan(boundServiceOld, boundServices, iface, ifState.getIfIndex(), dataBroker);
+ } else if (iface.getType().isAssignableFrom(Tunnel.class)) {
+ return unbindServiceOnTunnel(boundServiceOld, boundServices, iface, ifState.getIfIndex(), dataBroker);
+ }
+ return futures;
+ }
+
+ private static List<ListenableFuture<Void>> unbindServiceOnVlan(
+ BoundServices boundServiceOld,
+ List<BoundServices> boundServices, Interface iface, int ifIndex,
+ DataBroker dataBroker) {
+
+ List<ListenableFuture<Void>> futures = new ArrayList<>();
+ WriteTransaction t = dataBroker.newWriteOnlyTransaction();
NodeConnectorId nodeConnectorId = FlowBasedServicesUtils.getNodeConnectorIdFromInterface(iface, dataBroker);
- long portNo = Long.parseLong(IfmUtil.getPortNoFromNodeConnectorId(nodeConnectorId));
BigInteger dpId = new BigInteger(IfmUtil.getDpnFromNodeConnectorId(nodeConnectorId));
- Long lportTag = FlowBasedServicesUtils.getLPortTag(iface, dataBroker);
- int vlanId = 0;
- if (iface.getType().isAssignableFrom(L2vlan.class)) {
- IfL2vlan l2vlan = iface.getAugmentation(IfL2vlan.class);
- if(l2vlan != null) {
- vlanId = iface.getAugmentation(IfL2vlan.class).getVlanId().getValue();
+ if (boundServices.isEmpty()) {
+ // Remove default entry from Lport Dispatcher Table.
+ FlowBasedServicesUtils.removeLPortDispatcherFlow(dpId, iface.getName(), boundServiceOld, t, IfmConstants.DEFAULT_SERVICE_INDEX);
+ if (t != null) {
+ futures.add(t.submit());
}
+ return futures;
}
- List<BoundServices> boundServices = servicesInfo.getBoundServices();
+ BoundServices[] highLow = FlowBasedServicesUtils.getHighAndLowPriorityService(boundServices, boundServiceOld);
+ BoundServices low = highLow[0];
+ BoundServices high = highLow[1];
+ // This means the one removed was the highest priority service
+ if (high == null) {
+ LOG.trace("Deleting table entry for service {}, match service index {}", boundServiceOld, IfmConstants.DEFAULT_SERVICE_INDEX);
+ FlowBasedServicesUtils.removeLPortDispatcherFlow(dpId, iface.getName(), boundServiceOld, t, IfmConstants.DEFAULT_SERVICE_INDEX);
+ if (low != null) {
+ //delete the lower services flow entry.
+ LOG.trace("Deleting table entry for lower service {}, match service index {}", low, low.getServicePriority());
+ FlowBasedServicesUtils.removeLPortDispatcherFlow(dpId, iface.getName(), low, t, low.getServicePriority());
+ BoundServices lower = FlowBasedServicesUtils.getHighAndLowPriorityService(boundServices, low)[0];
+ short lowerServiceIndex = (short) ((lower!=null) ? lower.getServicePriority() : low.getServicePriority() + 1);
+ LOG.trace("Installing new entry for lower service {}, match service index {}, update service index {}", low, IfmConstants.DEFAULT_SERVICE_INDEX, lowerServiceIndex);
+ FlowBasedServicesUtils.installLPortDispatcherFlow(dpId, low, iface, t, ifIndex, IfmConstants.DEFAULT_SERVICE_INDEX, lowerServiceIndex);
+ }
+ } else {
+ LOG.trace("Deleting table entry for service {}, match service index {}", boundServiceOld, boundServiceOld.getServicePriority());
+ FlowBasedServicesUtils.removeLPortDispatcherFlow(dpId, iface.getName(), boundServiceOld, t, boundServiceOld.getServicePriority());
+ short lowerServiceIndex = (short) ((low!=null) ? low.getServicePriority() : boundServiceOld.getServicePriority() + 1);
+ BoundServices highest = FlowBasedServicesUtils.getHighestPriorityService(boundServices);
+ if (high.equals(highest)) {
+ LOG.trace("Update the existing higher service {}, match service index {}, update service index {}", high, IfmConstants.DEFAULT_SERVICE_INDEX, lowerServiceIndex);
+ FlowBasedServicesUtils.installLPortDispatcherFlow(dpId, high, iface, t, ifIndex, IfmConstants.DEFAULT_SERVICE_INDEX, lowerServiceIndex);
+ } else {
+ LOG.trace("Update the existing higher service {}, match service index {}, update service index {}", high, high.getServicePriority(), lowerServiceIndex);
+ FlowBasedServicesUtils.installLPortDispatcherFlow(dpId, high, iface, t, ifIndex, high.getServicePriority(), lowerServiceIndex);
+ }
+ }
+ futures.add(t.submit());
+ return futures;
+ }
+
+ private static List<ListenableFuture<Void>> unbindServiceOnTunnel(
+ BoundServices boundServiceOld,
+ List<BoundServices> boundServices, Interface iface, int ifIndex,
+ DataBroker dataBroker) {
+ List<ListenableFuture<Void>> futures = new ArrayList<>();
+
+ WriteTransaction t = dataBroker.newWriteOnlyTransaction();
+ NodeConnectorId nodeConnectorId = FlowBasedServicesUtils.getNodeConnectorIdFromInterface(iface, dataBroker);
+ long portNo = Long.parseLong(IfmUtil.getPortNoFromNodeConnectorId(nodeConnectorId));
+ BigInteger dpId = new BigInteger(IfmUtil.getDpnFromNodeConnectorId(nodeConnectorId));
+
if (boundServices.isEmpty()) {
// Remove entry from Ingress Table.
- FlowBasedServicesUtils.removeIngressFlow(iface, boundServiceOld, dpId, dataBroker, t);
+ FlowBasedServicesUtils.removeIngressFlow(iface.getName(), boundServiceOld, dpId, t);
if (t != null) {
futures.add(t.submit());
}
}
if (highestPriority < boundServiceOld.getServicePriority()) {
- FlowBasedServicesUtils.removeLPortDispatcherFlow(dpId, iface, boundServiceOld, dataBroker, t);
+ FlowBasedServicesUtils.removeLPortDispatcherFlow(dpId, iface.getName(), boundServiceOld, t, boundServiceOld.getServicePriority());
if (t != null) {
futures.add(t.submit());
}
}
List<MatchInfo> matches = null;
- if (iface.getType().isAssignableFrom(L2vlan.class)) {
- matches = FlowBasedServicesUtils.getMatchInfoForVlanPortAtIngressTable(dpId, portNo, vlanId);
- } else if (iface.getType().isAssignableFrom(Tunnel.class)){
- matches = FlowBasedServicesUtils.getMatchInfoForTunnelPortAtIngressTable (dpId, portNo, iface);
- }
+ matches = FlowBasedServicesUtils.getMatchInfoForTunnelPortAtIngressTable (dpId, portNo, iface);
BoundServices toBeMoved = tmpServicesMap.get(highestPriority);
- FlowBasedServicesUtils.removeIngressFlow(iface, boundServiceOld, dpId, dataBroker, t);
- FlowBasedServicesUtils.installInterfaceIngressFlow(dpId, iface.getName(), vlanId, toBeMoved, dataBroker, t,
- matches, lportTag.intValue(), IfmConstants.VLAN_INTERFACE_INGRESS_TABLE);
- FlowBasedServicesUtils.removeLPortDispatcherFlow(dpId, iface, toBeMoved, dataBroker, t);
+ FlowBasedServicesUtils.removeIngressFlow(iface.getName(), boundServiceOld, dpId, t);
+ FlowBasedServicesUtils.installInterfaceIngressFlow(dpId, iface, toBeMoved, t,
+ matches, ifIndex, NwConstants.VLAN_INTERFACE_INGRESS_TABLE);
+ FlowBasedServicesUtils.removeLPortDispatcherFlow(dpId, iface.getName(), toBeMoved, t, toBeMoved.getServicePriority());
if (t != null) {
futures.add(t.submit());
}
return futures;
}
+
}
\ No newline at end of file