HC2VPP-7 - L3 split to separate module

ipv4/ipv6/proxy arp/nd proxy

Change-Id: I536298dd5584f79f357e94da08d402e67e79bb71
Signed-off-by: Jan Srnicek <jsrnicek@cisco.com>

1 files changed, 144 insertions, 0 deletions

diff --git a/l3/impl/src/main/java/io/fd/hc2vpp/l3/read/ipv4/Ipv4AddressCustomizer.java b/l3/impl/src/main/java/io/fd/hc2vpp/l3/read/ipv4/Ipv4AddressCustomizer.java
new file mode 100644
index 000000000..335f9ed9a
--- /dev/null
+++ b/l3/impl/src/main/java/io/fd/hc2vpp/l3/read/ipv4/Ipv4AddressCustomizer.java
@@ -0,0 +1,144 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.fd.hc2vpp.l3.read.ipv4;
+
+import com.google.common.base.Optional;
+import com.google.common.base.Preconditions;
+import io.fd.hc2vpp.common.translate.util.NamingContext;
+import io.fd.hc2vpp.l3.utils.ip.read.IfaceDumpFilter;
+import io.fd.hc2vpp.l3.utils.ip.read.IpAddressReader;
+import io.fd.hc2vpp.v3po.interfacesstate.InterfaceCustomizer;
+import io.fd.honeycomb.translate.read.ReadContext;
+import io.fd.honeycomb.translate.read.ReadFailedException;
+import io.fd.honeycomb.translate.spi.read.Initialized;
+import io.fd.honeycomb.translate.spi.read.InitializingListReaderCustomizer;
+import io.fd.honeycomb.translate.util.RWUtils;
+import io.fd.honeycomb.translate.util.read.cache.DumpCacheManager.DumpCacheManagerBuilder;
+import io.fd.vpp.jvpp.core.dto.IpAddressDetails;
+import io.fd.vpp.jvpp.core.dto.IpAddressDetailsReplyDump;
+import io.fd.vpp.jvpp.core.future.FutureJVppCore;
+import java.util.List;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.Interface1;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.Ipv4;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.address.Subnet;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.Ipv4Builder;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.Address;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.AddressBuilder;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.AddressKey;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.address.subnet.PrefixLengthBuilder;
+import org.opendaylight.yangtools.concepts.Builder;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Read customizer for interface Ipv4 addresses.
+ */
+public class Ipv4AddressCustomizer extends IpAddressReader
+        implements InitializingListReaderCustomizer<Address, AddressKey, AddressBuilder> {
+
+    private static final Logger LOG = LoggerFactory.getLogger(Ipv4AddressCustomizer.class);
+
+    public Ipv4AddressCustomizer(@Nonnull final FutureJVppCore futureJVppCore,
+                                 @Nonnull final NamingContext interfaceContext) {
+        super(interfaceContext, false, new DumpCacheManagerBuilder<IpAddressDetailsReplyDump, IfaceDumpFilter>()
+                .withExecutor(createAddressDumpExecutor(futureJVppCore))
+                // Key needs to contain interface ID to distinguish dumps between interfaces
+                .withCacheKeyFactory(interfaceScopedCacheKeyFactory(IpAddressDetailsReplyDump.class))
+                .build());
+    }
+
+    @Override
+    @Nonnull
+    public AddressBuilder getBuilder(@Nonnull InstanceIdentifier<Address> id) {
+        return new AddressBuilder();
+    }
+
+    @Override
+    public void readCurrentAttributes(@Nonnull InstanceIdentifier<Address> id, @Nonnull AddressBuilder builder,
+                                      @Nonnull ReadContext ctx) throws ReadFailedException {
+        LOG.debug("Reading attributes for interface address: {}", id);
+        final Optional<IpAddressDetailsReplyDump> dumpOptional = interfaceAddressDumpSupplier(id, ctx);
+
+        if (!dumpOptional.isPresent() || dumpOptional.get().ipAddressDetails.isEmpty()) {
+            return;
+        }
+        final Optional<IpAddressDetails> ipAddressDetails = findIpv4AddressDetailsByIp(dumpOptional, id.firstKeyOf(Address.class).getIp());
+
+        if (ipAddressDetails.isPresent()) {
+            final IpAddressDetails detail = ipAddressDetails.get();
+            builder.setIp(arrayToIpv4AddressNoZone(detail.ip))
+                    .setSubnet(new PrefixLengthBuilder().setPrefixLength(Short.valueOf(detail.prefixLength)).build());
+
+            if (LOG.isDebugEnabled()) {
+                final String interfaceName = id.firstKeyOf(Interface.class).getName();
+                final int interfaceIndex = getInterfaceContext().getIndex(interfaceName, ctx.getMappingContext());
+                LOG.debug("Attributes for {} interface (id={}) address {} successfully read: {}",
+                        interfaceName, interfaceIndex, id, builder.build());
+            }
+        }
+    }
+
+    @Override
+    public List<AddressKey> getAllIds(@Nonnull InstanceIdentifier<Address> id, @Nonnull ReadContext ctx)
+            throws ReadFailedException {
+        LOG.debug("Reading list of keys for interface addresses: {}", id);
+        return getAllIpv4AddressIds(interfaceAddressDumpSupplier(id, ctx), AddressKey::new);
+    }
+
+    @Override
+    public void merge(@Nonnull Builder<? extends DataObject> builder, @Nonnull List<Address> readData) {
+        ((Ipv4Builder) builder).setAddress(readData);
+    }
+
+    @Override
+    public Initialized<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.Address> init(
+            @Nonnull final InstanceIdentifier<Address> id, @Nonnull final Address readValue,
+            @Nonnull final ReadContext ctx) {
+        return Initialized.create(getCfgId(id),
+                new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.AddressBuilder()
+                        .setIp(readValue.getIp())
+                        .setSubnet(getSubnet(readValue))
+                        .build());
+    }
+
+    private static Subnet getSubnet(final Address address) {
+        final org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.address.Subnet
+                subnet = address.getSubnet();
+
+        // Only prefix length supported
+        Preconditions.checkArgument(
+                subnet instanceof org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.address.subnet.PrefixLength);
+
+        return new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.address.subnet.PrefixLengthBuilder()
+                .setPrefixLength(
+                        ((org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces.state._interface.ipv4.address.subnet.PrefixLength) subnet)
+                                .getPrefixLength()).build();
+    }
+
+    static InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.Address> getCfgId(
+            final InstanceIdentifier<Address> id) {
+        return InterfaceCustomizer.getCfgId(RWUtils.cutId(id, Interface.class))
+                .augmentation(Interface1.class)
+                .child(Ipv4.class)
+                .child(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.Address.class,
+                        new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.AddressKey(id.firstKeyOf(Address.class).getIp()));
+    }
+}