NETVIRT-1630 migrate to md-sal APIs
[netvirt.git] / neutronvpn / impl / src / main / java / org / opendaylight / netvirt / neutronvpn / NeutronPortChangeListener.java
index 52311af4890fd82ab5c123c0271c9d425b8fbcb2..5f4f768338c53dcc3c6d6df101fc187db3938d2b 100644 (file)
@@ -9,7 +9,6 @@ package org.opendaylight.netvirt.neutronvpn;
 
 import static org.opendaylight.genius.infra.Datastore.CONFIGURATION;
 
-import com.google.common.base.Optional;
 import com.google.common.base.Strings;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.gson.Gson;
@@ -24,16 +23,15 @@ import java.util.HashSet;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
+import java.util.Optional;
 import java.util.Set;
+import java.util.concurrent.ExecutionException;
 import java.util.stream.Collectors;
-import javax.annotation.PostConstruct;
+import javax.annotation.PreDestroy;
+import javax.inject.Inject;
 import javax.inject.Singleton;
 import org.apache.commons.lang3.ObjectUtils;
 import org.eclipse.jdt.annotation.Nullable;
-import org.opendaylight.controller.md.sal.binding.api.DataBroker;
-import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
-import org.opendaylight.genius.datastoreutils.AsyncDataTreeChangeListenerBase;
 import org.opendaylight.genius.datastoreutils.SingleTransactionDataBroker;
 import org.opendaylight.genius.datastoreutils.listeners.DataTreeEventCallbackRegistrar;
 import org.opendaylight.genius.infra.Datastore;
@@ -42,11 +40,16 @@ import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
 import org.opendaylight.genius.infra.TypedWriteTransaction;
 import org.opendaylight.genius.mdsalutil.MDSALUtil;
 import org.opendaylight.infrautils.jobcoordinator.JobCoordinator;
+import org.opendaylight.infrautils.utils.concurrent.Executors;
 import org.opendaylight.infrautils.utils.concurrent.ListenableFutures;
+import org.opendaylight.mdsal.binding.api.DataBroker;
+import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
+import org.opendaylight.mdsal.common.api.ReadFailedException;
 import org.opendaylight.netvirt.elanmanager.api.IElanService;
 import org.opendaylight.netvirt.neutronvpn.api.enums.IpVersionChoice;
 import org.opendaylight.netvirt.neutronvpn.api.utils.NeutronConstants;
 import org.opendaylight.netvirt.neutronvpn.api.utils.NeutronUtils;
+import org.opendaylight.serviceutils.tools.listener.AbstractAsyncDataTreeChangeListener;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana._if.type.rev170119.L2vlan;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceBuilder;
@@ -86,7 +89,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 @Singleton
-public class NeutronPortChangeListener extends AsyncDataTreeChangeListenerBase<Port, NeutronPortChangeListener> {
+public class NeutronPortChangeListener extends AbstractAsyncDataTreeChangeListener<Port> {
     private static final Logger LOG = LoggerFactory.getLogger(NeutronPortChangeListener.class);
     private final DataBroker dataBroker;
     private final ManagedNewTransactionRunner txRunner;
@@ -100,6 +103,7 @@ public class NeutronPortChangeListener extends AsyncDataTreeChangeListenerBase<P
     private final DataTreeEventCallbackRegistrar eventCallbacks;
     private final NeutronvpnConfig neutronvpnConfig;
 
+    @Inject
     public NeutronPortChangeListener(final DataBroker dataBroker,
                                      final NeutronvpnManager neutronvpnManager,
                                      final NeutronvpnNatManager neutronvpnNatManager,
@@ -110,7 +114,9 @@ public class NeutronPortChangeListener extends AsyncDataTreeChangeListenerBase<P
                                      final HostConfigCache hostConfigCache,
                                      final DataTreeEventCallbackRegistrar dataTreeEventCallbackRegistrar,
                                      final NeutronvpnConfig neutronvpnConfig) {
-        super(Port.class, NeutronPortChangeListener.class);
+        super(dataBroker, LogicalDatastoreType.CONFIGURATION, InstanceIdentifier.create(Neutron.class)
+                .child(Ports.class).child(Port.class),
+                Executors.newSingleThreadExecutor("NeutronPortChangeListener", LOG));
         this.dataBroker = dataBroker;
         this.txRunner = new ManagedNewTransactionRunnerImpl(dataBroker);
         nvpnManager = neutronvpnManager;
@@ -125,26 +131,19 @@ public class NeutronPortChangeListener extends AsyncDataTreeChangeListenerBase<P
 
     }
 
-    @Override
-    @PostConstruct
     public void init() {
         LOG.info("{} init", getClass().getSimpleName());
-        registerListener(LogicalDatastoreType.CONFIGURATION, dataBroker);
-    }
-
-    @Override
-    protected InstanceIdentifier<Port> getWildCardPath() {
-        return InstanceIdentifier.create(Neutron.class).child(Ports.class).child(Port.class);
     }
 
     @Override
-    protected NeutronPortChangeListener getDataTreeChangeListener() {
-        return NeutronPortChangeListener.this;
+    @PreDestroy
+    public void close() {
+        super.close();
+        Executors.shutdownAndAwaitTermination(getExecutorService());
     }
 
-
     @Override
-    protected void add(InstanceIdentifier<Port> identifier, Port input) {
+    public void add(InstanceIdentifier<Port> identifier, Port input) {
         LOG.trace("Received port add event: port={}", input);
         String portName = input.getUuid().getValue();
         LOG.trace("Adding Port : key: {}, value={}", identifier, input);
@@ -183,7 +182,7 @@ public class NeutronPortChangeListener extends AsyncDataTreeChangeListenerBase<P
     }
 
     @Override
-    protected void remove(InstanceIdentifier<Port> identifier, Port input) {
+    public void remove(InstanceIdentifier<Port> identifier, Port input) {
         LOG.trace("Removing Port : key: {}, value={}", identifier, input);
         Network network = neutronvpnUtils.getNeutronNetwork(input.getNetworkId());
         // need to proceed with deletion in case network is null for a case where v2 sync happens and a read for
@@ -215,7 +214,7 @@ public class NeutronPortChangeListener extends AsyncDataTreeChangeListenerBase<P
     }
 
     @Override
-    protected void update(InstanceIdentifier<Port> identifier, Port original, Port update) {
+    public void update(InstanceIdentifier<Port> identifier, Port original, Port update) {
         LOG.trace("Received port update event: original={}, update={}", original, update);
         // Switchdev ports need to be bounded to a host before creation
         // in order to validate the supported vnic types from the hostconfig
@@ -415,20 +414,23 @@ public class NeutronPortChangeListener extends AsyncDataTreeChangeListenerBase<P
              *  cleanup of router interface flows*/
             nvpnManager.deleteVpnInterface(routerPort.getUuid().getValue(),
                                            null /* vpn-id */, null /* wrtConfigTxn*/);
-            final Uuid internetVpnId = vpnInstanceInternetUuid;
             // update RouterInterfaces map
             ListenableFutures.addErrorLogging(txRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION,
                 confTx -> {
                     IpVersionChoice ipVersion = IpVersionChoice.UNDEFINED;
                     for (FixedIps portIP : portIps) {
                         Subnetmap sn = neutronvpnUtils.getSubnetmap(portIP.getSubnetId());
+                        if (null == sn) {
+                            LOG.error("Subnetmap for subnet {} not found", portIP.getSubnetId().getValue());
+                            continue;
+                        }
                         // router Port have either IPv4 or IPv6, never both
                         ipVersion = neutronvpnUtils.getIpVersionFromString(sn.getSubnetIp());
                         String ipValue = portIP.getIpAddress().stringValue();
                         neutronvpnUtils.removeVpnPortFixedIpToPort(vpnId.getValue(), ipValue, confTx);
                         // NOTE:  Please donot change the order of calls to removeSubnetFromVpn and
                         // and updateSubnetNodeWithFixedIP
-                        nvpnManager.removeSubnetFromVpn(vpnId, portIP.getSubnetId(), internetVpnId);
+                        nvpnManager.removeSubnetFromVpn(vpnId, sn, sn.getInternetVpnId());
                         nvpnManager.updateSubnetNodeWithFixedIp(portIP.getSubnetId(), null, null,
                             null, null, null);
                     }
@@ -519,19 +521,25 @@ public class NeutronPortChangeListener extends AsyncDataTreeChangeListenerBase<P
         // the MAC of the router's gw port is not available to be set when the
         // router is written. We catch that here.
         InstanceIdentifier<Routers> routersId = NeutronvpnUtils.buildExtRoutersIdentifier(routerId);
-        Optional<Routers> optionalRouter = MDSALUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, routersId);
-        if (!optionalRouter.isPresent()) {
-            return;
-        }
+        Optional<Routers> optionalRouter = null;
+        try {
+            optionalRouter = MDSALUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, routersId);
+            if (!optionalRouter.isPresent()) {
+                return;
+            }
+            Routers extRouters = optionalRouter.get();
+            if (extRouters.getExtGwMacAddress() != null) {
+                return;
+            }
 
-        Routers extRouters = optionalRouter.get();
-        if (extRouters.getExtGwMacAddress() != null) {
-            return;
+            RoutersBuilder builder = new RoutersBuilder(extRouters);
+            builder.setExtGwMacAddress(routerGwPort.getMacAddress().getValue());
+            MDSALUtil.syncWrite(dataBroker, LogicalDatastoreType.CONFIGURATION, routersId, builder.build());
+        } catch (ExecutionException | InterruptedException e) {
+            LOG.error("setExternalGwMac: failed to read EXT-Routers for router Id {} rout-Gw port {} due to exception",
+                    routerId, routerGwPort, e);
         }
 
-        RoutersBuilder builder = new RoutersBuilder(extRouters);
-        builder.setExtGwMacAddress(routerGwPort.getMacAddress().getValue());
-        MDSALUtil.syncWrite(dataBroker, LogicalDatastoreType.CONFIGURATION, routersId, builder.build());
     }
 
     @Nullable
@@ -558,7 +566,7 @@ public class NeutronPortChangeListener extends AsyncDataTreeChangeListenerBase<P
             LOG.error("failed to read host config from host {}", hostId, e);
             return null;
         }
-        return hostConfig.orNull();
+        return hostConfig.orElse(null);
     }
 
     private boolean isPortBound(final Port port) {
@@ -912,7 +920,7 @@ public class NeutronPortChangeListener extends AsyncDataTreeChangeListenerBase<P
             } else {
                 LOG.warn("Interface {} is already present", infName);
             }
-        } catch (ReadFailedException e) {
+        } catch (ExecutionException | InterruptedException e) {
             LOG.error("failed to create interface {}", infName, e);
         }
         return infName;
@@ -992,7 +1000,7 @@ public class NeutronPortChangeListener extends AsyncDataTreeChangeListenerBase<P
             } else {
                 LOG.warn("deleteOfPortInterface: Interface {} is not present", name);
             }
-        } catch (ReadFailedException e) {
+        } catch (ExecutionException | InterruptedException e) {
             LOG.error("deleteOfPortInterface: Failed to delete interface {}", name, e);
         }
     }