diff options
Diffstat (limited to 'dhcp/dhcp-impl/src/main/java/io/fd/hc2vpp')
3 files changed, 177 insertions, 0 deletions
diff --git a/dhcp/dhcp-impl/src/main/java/io/fd/hc2vpp/dhcp/DhcpModule.java b/dhcp/dhcp-impl/src/main/java/io/fd/hc2vpp/dhcp/DhcpModule.java new file mode 100644 index 000000000..09514df9b --- /dev/null +++ b/dhcp/dhcp-impl/src/main/java/io/fd/hc2vpp/dhcp/DhcpModule.java @@ -0,0 +1,44 @@ +/* + * 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.dhcp; + +import com.google.inject.AbstractModule; +import com.google.inject.multibindings.Multibinder; +import io.fd.hc2vpp.dhcp.write.DhcpWriterFactory; +import io.fd.honeycomb.translate.write.WriterFactory; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * DhcpModule class instantiating dhcp plugin components. + */ +public final class DhcpModule extends AbstractModule { + + private static final Logger LOG = LoggerFactory.getLogger(DhcpModule.class); + + @Override + protected void configure() { + LOG.info("Installing DHCP module"); + + LOG.info("Injecting writers factories"); + // create writer factory binding + final Multibinder<WriterFactory> writerFactoryBinder = Multibinder.newSetBinder(binder(), WriterFactory.class); + writerFactoryBinder.addBinding().to(DhcpWriterFactory.class); + + LOG.info("Module DHCP successfully configured"); + } +} diff --git a/dhcp/dhcp-impl/src/main/java/io/fd/hc2vpp/dhcp/write/DhcpRelayCustomizer.java b/dhcp/dhcp-impl/src/main/java/io/fd/hc2vpp/dhcp/write/DhcpRelayCustomizer.java new file mode 100644 index 000000000..ca4e20b95 --- /dev/null +++ b/dhcp/dhcp-impl/src/main/java/io/fd/hc2vpp/dhcp/write/DhcpRelayCustomizer.java @@ -0,0 +1,89 @@ +/* + * 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.dhcp.write; + +import io.fd.hc2vpp.common.translate.util.ByteDataTranslator; +import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer; +import io.fd.hc2vpp.common.translate.util.Ipv4Translator; +import io.fd.hc2vpp.common.translate.util.Ipv6Translator; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.honeycomb.translate.spi.write.ListWriterCustomizer; +import io.fd.honeycomb.translate.write.WriteContext; +import io.fd.honeycomb.translate.write.WriteFailedException; +import io.fd.vpp.jvpp.core.dto.DhcpProxyConfig2; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddressNoZone; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.dhcp.rev170315.Ipv6; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.dhcp.rev170315.dhcp.attributes.relays.Relay; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.dhcp.rev170315.dhcp.attributes.relays.RelayKey; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +final class DhcpRelayCustomizer extends FutureJVppCustomizer implements ListWriterCustomizer<Relay, RelayKey>, + JvppReplyConsumer, ByteDataTranslator, Ipv6Translator, Ipv4Translator { + private static final Logger LOG = LoggerFactory.getLogger(DhcpRelayCustomizer.class); + + DhcpRelayCustomizer(final FutureJVppCore vppApi) { + super(vppApi); + } + + @Override + public void writeCurrentAttributes(@Nonnull final InstanceIdentifier<Relay> id, @Nonnull final Relay dataAfter, + @Nonnull final WriteContext writeContext) throws WriteFailedException { + LOG.debug("Writing Relay {} dataAfter={}", id, dataAfter); + setRelay(id, dataAfter, writeContext, true); + } + + @Override + public void updateCurrentAttributes(@Nonnull final InstanceIdentifier<Relay> id, @Nonnull final Relay dataBefore, + @Nonnull final Relay dataAfter, @Nonnull final WriteContext writeContext) + throws WriteFailedException { + LOG.debug("Updating Relay {} before={} after={}", id, dataBefore, dataAfter); + setRelay(id, dataAfter, writeContext, true); + } + + @Override + public void deleteCurrentAttributes(@Nonnull final InstanceIdentifier<Relay> id, @Nonnull final Relay dataBefore, + @Nonnull final WriteContext writeContext) throws WriteFailedException { + LOG.debug("Removing Relay {} dataBefore={}", id, dataBefore); + setRelay(id, dataBefore, writeContext, false); + } + + private void setRelay(final InstanceIdentifier<Relay> id, final Relay relay, final WriteContext writeContext, + final boolean isAdd) throws WriteFailedException { + final DhcpProxyConfig2 request = new DhcpProxyConfig2(); + request.rxVrfId = relay.getRxVrfId().byteValue(); + final boolean isIpv6 = Ipv6.class == relay.getAddressType(); + request.isIpv6 = booleanToByte(isIpv6); + request.serverVrfId = relay.getServerVrfId().intValue(); + request.isAdd = booleanToByte(isAdd); + request.insertCircuitId = booleanToByte(relay.isInsertCircuitId()); + request.dhcpServer = parseAddress(relay.getServerAddress(), isIpv6); + request.dhcpSrcAddress = parseAddress(relay.getGatewayAddress(), isIpv6); + getReplyForWrite(getFutureJVpp().dhcpProxyConfig2(request).toCompletableFuture(), id); + } + + private byte[] parseAddress(@Nonnull final IpAddressNoZone address, final boolean isIpv6) { + if (isIpv6) { + return ipv6AddressNoZoneToArray(address.getIpv6AddressNoZone()); + } else { + return ipv4AddressNoZoneToArray(address.getIpv4AddressNoZone()); + } + } +} diff --git a/dhcp/dhcp-impl/src/main/java/io/fd/hc2vpp/dhcp/write/DhcpWriterFactory.java b/dhcp/dhcp-impl/src/main/java/io/fd/hc2vpp/dhcp/write/DhcpWriterFactory.java new file mode 100644 index 000000000..93dc8048e --- /dev/null +++ b/dhcp/dhcp-impl/src/main/java/io/fd/hc2vpp/dhcp/write/DhcpWriterFactory.java @@ -0,0 +1,44 @@ +/* + * 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.dhcp.write; + +import com.google.inject.Inject; +import io.fd.honeycomb.translate.impl.write.GenericListWriter; +import io.fd.honeycomb.translate.write.WriterFactory; +import io.fd.honeycomb.translate.write.registry.ModifiableWriterRegistryBuilder; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.dhcp.rev170315.Dhcp; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.dhcp.rev170315.dhcp.attributes.Relays; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.dhcp.rev170315.dhcp.attributes.relays.Relay; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +/** + * Factory producing writers for DHCP plugin's data. + */ +public final class DhcpWriterFactory implements WriterFactory { + + private static final InstanceIdentifier<Relay> RELAY_ID = InstanceIdentifier.create(Dhcp.class).child(Relays.class).child(Relay.class); + + @Inject + private FutureJVppCore vppApi; + + @Override + public void init(@Nonnull final ModifiableWriterRegistryBuilder registry) { + registry.add(new GenericListWriter<>(RELAY_ID, new DhcpRelayCustomizer(vppApi))); + } +} |