| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * 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.net.virtual.impl; |
| |
| import org.onlab.packet.IpAddress; |
| import org.onlab.packet.MacAddress; |
| import org.onlab.packet.VlanId; |
| import org.onosproject.incubator.net.virtual.NetworkId; |
| import org.onosproject.incubator.net.virtual.VirtualHost; |
| import org.onosproject.incubator.net.virtual.VirtualNetworkService; |
| import org.onosproject.incubator.net.virtual.event.AbstractVirtualListenerManager; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.Host; |
| import org.onosproject.net.HostId; |
| import org.onosproject.net.host.HostEvent; |
| import org.onosproject.net.host.HostListener; |
| import org.onosproject.net.host.HostService; |
| |
| import java.util.Collection; |
| import java.util.Objects; |
| import java.util.Optional; |
| import java.util.Set; |
| import java.util.function.Predicate; |
| import java.util.stream.Collectors; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Host service implementation built on the virtual network service. |
| */ |
| public class VirtualNetworkHostManager |
| extends AbstractVirtualListenerManager<HostEvent, HostListener> |
| implements HostService { |
| |
| private static final String HOST_NULL = "Host ID cannot be null"; |
| |
| /** |
| * Creates a new virtual network host service object. |
| * |
| * @param virtualNetworkManager virtual network manager service |
| * @param networkId a virtual network identifier |
| */ |
| public VirtualNetworkHostManager(VirtualNetworkService virtualNetworkManager, |
| NetworkId networkId) { |
| super(virtualNetworkManager, networkId); |
| } |
| |
| |
| @Override |
| public int getHostCount() { |
| return manager.getVirtualHosts(this.networkId()).size(); |
| } |
| |
| @Override |
| public Iterable<Host> getHosts() { |
| return getHostsColl(); |
| } |
| |
| @Override |
| public Host getHost(HostId hostId) { |
| checkNotNull(hostId, HOST_NULL); |
| Optional<VirtualHost> foundHost = |
| manager.getVirtualHosts(this.networkId()) |
| .stream() |
| .filter(host -> hostId.equals(host.id())) |
| .findFirst(); |
| if (foundHost.isPresent()) { |
| return foundHost.get(); |
| } |
| return null; |
| } |
| |
| /** |
| * Gets a collection of virtual hosts. |
| * |
| * @return collection of virtual hosts. |
| */ |
| private Collection<Host> getHostsColl() { |
| return manager.getVirtualHosts(this.networkId()) |
| .stream().collect(Collectors.toSet()); |
| } |
| |
| /** |
| * Filters specified collection. |
| * |
| * @param collection collection of hosts to filter |
| * @param predicate condition to filter on |
| * @return collection of virtual hosts that satisfy the filter condition |
| */ |
| private Set<Host> filter(Collection<Host> collection, Predicate<Host> predicate) { |
| return collection.stream().filter(predicate).collect(Collectors.toSet()); |
| } |
| |
| @Override |
| public Set<Host> getHostsByVlan(VlanId vlanId) { |
| checkNotNull(vlanId, "VLAN identifier cannot be null"); |
| return filter(getHostsColl(), host -> Objects.equals(host.vlan(), vlanId)); |
| } |
| |
| @Override |
| public Set<Host> getHostsByMac(MacAddress mac) { |
| checkNotNull(mac, "MAC address cannot be null"); |
| return filter(getHostsColl(), host -> Objects.equals(host.mac(), mac)); |
| } |
| |
| @Override |
| public Set<Host> getHostsByIp(IpAddress ip) { |
| checkNotNull(ip, "IP address cannot be null"); |
| return filter(getHostsColl(), host -> host.ipAddresses().contains(ip)); |
| } |
| |
| @Override |
| public Set<Host> getConnectedHosts(ConnectPoint connectPoint) { |
| checkNotNull(connectPoint, "Connect point cannot be null"); |
| return filter(getHostsColl(), host -> host.location().equals(connectPoint)); |
| } |
| |
| @Override |
| public Set<Host> getConnectedHosts(DeviceId deviceId) { |
| checkNotNull(deviceId, "Device identifier cannot be null"); |
| return filter(getHostsColl(), host -> host.location().deviceId().equals(deviceId)); |
| } |
| |
| @Override |
| public void startMonitoringIp(IpAddress ip) { |
| //TODO check what needs to be done here |
| } |
| |
| @Override |
| public void stopMonitoringIp(IpAddress ip) { |
| //TODO check what needs to be done here |
| } |
| |
| @Override |
| public void requestMac(IpAddress ip) { |
| //TODO check what needs to be done here |
| } |
| } |