| /* |
| * Copyright 2017-present Open Networking Foundation |
| * |
| * 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 org.onosproject.incubator.protobuf.services.nb; |
| |
| import com.google.common.annotations.Beta; |
| import io.grpc.BindableService; |
| import io.grpc.stub.StreamObserver; |
| import org.apache.felix.scr.annotations.Activate; |
| import org.apache.felix.scr.annotations.Component; |
| import org.apache.felix.scr.annotations.Deactivate; |
| import org.apache.felix.scr.annotations.Reference; |
| import org.apache.felix.scr.annotations.ReferenceCardinality; |
| import org.onlab.packet.IpAddress; |
| import org.onlab.packet.MacAddress; |
| import org.onlab.packet.VlanId; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.HostId; |
| import org.onosproject.net.Host; |
| import org.onosproject.net.host.HostService; |
| import org.onosproject.protobuf.api.GrpcServiceRegistry; |
| import org.slf4j.Logger; |
| import org.onosproject.grpc.nb.net.host.HostServiceGrpc.HostServiceImplBase; |
| import org.onosproject.incubator.protobuf.models.net.ConnectPointProtoTranslator; |
| import org.onosproject.incubator.protobuf.models.net.HostProtoTranslator; |
| |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getHostCountRequest; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getHostCountReply; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getHostsRequest; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getHostsReply; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getHostRequest; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getHostReply; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getHostsByVlanRequest; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getHostsByVlanReply; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getHostsByMacRequest; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getHostsByMacReply; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getHostsByIpRequest; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getHostsByIpReply; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getConnectedHostsRequest; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.getConnectedHostsReply; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.startMonitoringIpRequest; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.startMonitoringIpReply; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.stopMonitoringIpRequest; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.stopMonitoringIpReply; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.requestMacRequest; |
| import static org.onosproject.grpc.nb.net.host.HostServiceNb.requestMacReply; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * A server that provides access to the methods exposed by {@link HostService}. |
| */ |
| @Beta |
| @Component(immediate = true) |
| public class GrpcNbHostService { |
| |
| private final Logger log = getLogger(getClass()); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected GrpcServiceRegistry registry; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected HostService hostService; |
| |
| private static HostServiceNBServerInternal instance = null; |
| |
| @Activate |
| public void activate() { |
| |
| registry.register(getInnerInstance()); |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| |
| registry.unregister(getInnerInstance()); |
| log.info("Stoped"); |
| } |
| |
| /** |
| * Register Host Service, Used for unit testing purposes. |
| * |
| * @return An instance of binding Host service |
| */ |
| public InProcessServer<BindableService> registerInProcessServer() { |
| InProcessServer<BindableService> inprocessServer = |
| new InProcessServer(HostServiceNBServerInternal.class); |
| inprocessServer.addServiceToBind(getInnerInstance()); |
| |
| return inprocessServer; |
| } |
| |
| /** |
| * Host Service NorthBound implementation. |
| */ |
| private final class HostServiceNBServerInternal extends HostServiceImplBase { |
| |
| private HostServiceNBServerInternal() { |
| super(); |
| } |
| |
| @Override |
| public void getHostCount(getHostCountRequest request, |
| StreamObserver<getHostCountReply> responseObserver) { |
| |
| responseObserver.onNext(getHostCountReply.newBuilder() |
| .setHostCount(hostService.getHostCount()) |
| .build()); |
| responseObserver.onCompleted(); |
| } |
| |
| @Override |
| public void getHosts(getHostsRequest request, |
| StreamObserver<getHostsReply> responseObserver) { |
| |
| getHostsReply.Builder replyBuilder = getHostsReply.newBuilder(); |
| |
| hostService.getHosts().forEach(d -> replyBuilder.addHost(HostProtoTranslator.translate(d))); |
| responseObserver.onNext(replyBuilder.build()); |
| responseObserver.onCompleted(); |
| } |
| |
| @Override |
| public void getHost(getHostRequest request, |
| StreamObserver<getHostReply> responseObserver) { |
| |
| Host host = hostService.getHost(HostId.hostId(request.getHostId().toString())); |
| |
| responseObserver.onNext(getHostReply.newBuilder().setHost(HostProtoTranslator.translate(host)).build()); |
| responseObserver.onCompleted(); |
| } |
| |
| @Override |
| public void getHostsByVlan(getHostsByVlanRequest request, |
| StreamObserver<getHostsByVlanReply> responseObserver) { |
| |
| getHostsByVlanReply.Builder replyBuilder = getHostsByVlanReply.newBuilder(); |
| |
| hostService.getHostsByVlan(VlanId.vlanId(request.getVlanId())).forEach( |
| d -> replyBuilder.addHost(HostProtoTranslator.translate(d))); |
| responseObserver.onNext(replyBuilder.build()); |
| responseObserver.onCompleted(); |
| } |
| |
| @Override |
| public void getHostsByMac(getHostsByMacRequest request, |
| StreamObserver<getHostsByMacReply> responseObserver) { |
| |
| getHostsByMacReply.Builder replyBuilder = getHostsByMacReply.newBuilder(); |
| |
| hostService.getHostsByMac(MacAddress.valueOf(request.getMac())).forEach( |
| d -> replyBuilder.addHost(HostProtoTranslator.translate(d))); |
| responseObserver.onNext(replyBuilder.build()); |
| responseObserver.onCompleted(); |
| } |
| |
| @Override |
| public void getHostsByIp(getHostsByIpRequest request, |
| StreamObserver<getHostsByIpReply> responseObserver) { |
| |
| getHostsByIpReply.Builder replyBuilder = getHostsByIpReply.newBuilder(); |
| |
| hostService.getHostsByIp(IpAddress.valueOf(request.getIpAddress())).forEach( |
| d -> replyBuilder.addHost(HostProtoTranslator.translate(d))); |
| responseObserver.onNext(replyBuilder.build()); |
| responseObserver.onCompleted(); |
| } |
| |
| @Override |
| public void getConnectedHosts(getConnectedHostsRequest request, |
| StreamObserver<getConnectedHostsReply> responseObserver) { |
| |
| getConnectedHostsReply.Builder replyBuilder = getConnectedHostsReply.newBuilder(); |
| |
| if (getConnectedHostsRequest.ConnectedHostCase.DEVICEID == request.getConnectedHostCase()) { |
| hostService.getConnectedHosts(DeviceId.deviceId(request.getDeviceId())) |
| .forEach(d -> replyBuilder.addHost(HostProtoTranslator.translate(d))); |
| } else if (getConnectedHostsRequest.ConnectedHostCase.CONNECT_POINT == request.getConnectedHostCase()) { |
| hostService.getConnectedHosts(ConnectPointProtoTranslator.translate(request.getConnectPoint()).get()) |
| .forEach(d -> replyBuilder.addHost(HostProtoTranslator.translate(d))); |
| } else { |
| log.warn("Both DeviceId and ConnectPoint are not set."); |
| } |
| |
| responseObserver.onNext(replyBuilder.build()); |
| responseObserver.onCompleted(); |
| } |
| |
| @Override |
| public void startMonitoringIp(startMonitoringIpRequest request, |
| StreamObserver<startMonitoringIpReply> responseObserver) { |
| |
| hostService.startMonitoringIp(IpAddress.valueOf(request.getIpAddress())); |
| responseObserver.onNext(startMonitoringIpReply.getDefaultInstance()); |
| responseObserver.onCompleted(); |
| } |
| |
| @Override |
| public void stopMonitoringIp(stopMonitoringIpRequest request, |
| StreamObserver<stopMonitoringIpReply> responseObserver) { |
| |
| hostService.stopMonitoringIp(IpAddress.valueOf(request.getIpAddress())); |
| responseObserver.onNext(stopMonitoringIpReply.getDefaultInstance()); |
| responseObserver.onCompleted(); |
| } |
| |
| @Override |
| public void requestMac(requestMacRequest request, |
| StreamObserver<requestMacReply> responseObserver) { |
| |
| hostService.requestMac(IpAddress.valueOf(request.getIpAddress())); |
| responseObserver.onNext(requestMacReply.getDefaultInstance()); |
| responseObserver.onCompleted(); |
| } |
| } |
| |
| private HostServiceNBServerInternal getInnerInstance() { |
| if (instance == null) { |
| instance = new HostServiceNBServerInternal(); |
| } |
| return instance; |
| } |
| } |