| /* |
| * 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.tetunnel.impl; |
| |
| 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.apache.felix.scr.annotations.Service; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.core.DefaultGroupId; |
| import org.onosproject.incubator.net.tunnel.DefaultTunnel; |
| import org.onosproject.incubator.net.tunnel.Tunnel; |
| import org.onosproject.incubator.net.tunnel.TunnelAdminService; |
| import org.onosproject.incubator.net.tunnel.TunnelId; |
| import org.onosproject.incubator.net.tunnel.TunnelName; |
| import org.onosproject.incubator.net.tunnel.TunnelService; |
| import org.onosproject.net.DefaultAnnotations; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.provider.ProviderId; |
| import org.onosproject.tetopology.management.api.TeTopology; |
| import org.onosproject.tetopology.management.api.TeTopologyKey; |
| import org.onosproject.tetopology.management.api.TeTopologyService; |
| import org.onosproject.tetunnel.api.lsp.TeLsp; |
| import org.onosproject.tetunnel.api.lsp.TeLspKey; |
| import org.onosproject.tetunnel.api.tunnel.TeTunnel; |
| import org.onosproject.tetunnel.api.TeTunnelAdminService; |
| import org.onosproject.tetunnel.api.TeTunnelProviderService; |
| import org.onosproject.tetunnel.api.TeTunnelService; |
| import org.onosproject.tetunnel.api.TeTunnelStore; |
| import org.onosproject.tetunnel.api.tunnel.TeTunnelEndpoint; |
| import org.onosproject.tetunnel.api.tunnel.TeTunnelKey; |
| import org.slf4j.Logger; |
| |
| import java.util.Collection; |
| import java.util.List; |
| |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Implementation of TE tunnel attributes management service. |
| */ |
| @Component(immediate = true) |
| @Service |
| public class TeTunnelManager implements TeTunnelService, TeTunnelAdminService, |
| TeTunnelProviderService { |
| |
| private static final String TE_TUNNEL_APP = "onos-app-tetunnel"; |
| |
| private final Logger log = getLogger(getClass()); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected CoreService coreService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected TeTunnelStore store; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected TunnelService tunnelService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected TunnelAdminService tunnelAdminService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected TeTopologyService teTopologyService; |
| |
| private ApplicationId appId; |
| |
| @Activate |
| public void activate() { |
| appId = coreService.registerApplication(TE_TUNNEL_APP); |
| |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| log.info("Stopped"); |
| } |
| |
| @Override |
| public TunnelId createTeTunnel(TeTunnel teTunnel) { |
| if (!store.addTeTunnel(teTunnel)) { |
| log.error("can not add teTunnel: {}", teTunnel); |
| return null; |
| } |
| |
| TunnelId tunnelId = TunnelId.valueOf(teTunnel.teTunnelKey().toString()); |
| Tunnel tunnel = new DefaultTunnel(ProviderId.NONE, |
| new TeTunnelEndpoint(teTunnel.srcNode(), |
| teTunnel.srcTp()), |
| new TeTunnelEndpoint(teTunnel.dstNode(), |
| teTunnel.dstTp()), |
| Tunnel.Type.MPLS, new DefaultGroupId(0), |
| tunnelId, |
| TunnelName.tunnelName(teTunnel.name()), |
| null, |
| DefaultAnnotations.builder().build()); |
| store.setTunnelId(teTunnel.teTunnelKey(), tunnelId); |
| TeTopology srcTopology = teTopologyService.teTopology( |
| teTopologyService.teNode(teTunnel.srcNode()) |
| .underlayTeTopologyId()); |
| if (srcTopology == null) { |
| srcTopology = teTopologyService.teTopology(teTunnel.srcNode() |
| .teTopologyKey()); |
| } |
| DeviceId domainId = srcTopology.ownerId(); |
| TunnelId id = tunnelService.setupTunnel(appId, domainId, tunnel, null); |
| if (id == null) { |
| log.error("can not create tunnel for te {}", |
| teTunnel.teTunnelKey()); |
| store.removeTeTunnel(teTunnel.teTunnelKey()); |
| return null; |
| } |
| if (!id.equals(tunnelId)) { |
| //this should not happen |
| log.error("tunnelId changed, oldId:{}, newId:{}", tunnelId, id); |
| store.setTunnelId(teTunnel.teTunnelKey(), id); |
| } |
| return id; |
| } |
| |
| @Override |
| public void setTunnelId(TeTunnelKey teTunnelKey, TunnelId tunnelId) { |
| store.setTunnelId(teTunnelKey, tunnelId); |
| } |
| |
| @Override |
| public void updateTeTunnel(TeTunnel teTunnel) { |
| //TODO: updateTeTunnel |
| } |
| |
| @Override |
| public void updateTunnelState(TeTunnelKey key, Tunnel.State state) { |
| tunnelAdminService.updateTunnelState( |
| tunnelService.queryTunnel(getTunnelId(key)), state); |
| } |
| |
| @Override |
| public TeLspKey teLspAdded(TeLsp lsp) { |
| if (store.addTeLsp(lsp)) { |
| return lsp.teLspKey(); |
| } |
| |
| return null; |
| } |
| |
| @Override |
| public void teLspRemoved(TeLsp lsp) { |
| store.removeTeLsp(lsp.teLspKey()); |
| } |
| |
| @Override |
| public void updateTeLsp(TeLsp lsp) { |
| store.updateTeLsp(lsp); |
| } |
| |
| @Override |
| public void removeTeTunnel(TeTunnelKey teTunnelKey) { |
| tunnelAdminService.updateTunnelState( |
| tunnelService.queryTunnel(getTunnelId(teTunnelKey)), |
| Tunnel.State.REMOVING); |
| List<TeTunnelKey> segmentTunnels = |
| getTeTunnel(teTunnelKey).segmentTunnels(); |
| if (segmentTunnels == null || segmentTunnels.isEmpty()) { |
| // this is a single domain tunnel, removes it right away |
| tunnelAdminService.removeTunnel(getTunnelId(teTunnelKey)); |
| } |
| } |
| |
| @Override |
| public void setSegmentTunnel(TeTunnelKey e2eTunnelKey, |
| List<TeTunnelKey> segmentTunnels) { |
| TeTunnel e2eTunnel = store.getTeTunnel(e2eTunnelKey); |
| if (e2eTunnel == null) { |
| log.error("unknown e2eTunnelKey: {}", e2eTunnelKey); |
| return; |
| } |
| e2eTunnel.segmentTunnels(segmentTunnels); |
| |
| for (TeTunnelKey key : segmentTunnels) { |
| TeTunnel segmentTunnel = store.getTeTunnel(key); |
| if (segmentTunnel == null) { |
| log.warn("unknown segmentTunnel: {}", key); |
| continue; |
| } |
| segmentTunnel.e2eTunnelKey(e2eTunnelKey); |
| } |
| } |
| |
| @Override |
| public TeTunnel getTeTunnel(TeTunnelKey key) { |
| return store.getTeTunnel(key); |
| } |
| |
| @Override |
| public TeTunnel getTeTunnel(TunnelId id) { |
| return store.getTeTunnel(id); |
| } |
| |
| @Override |
| public TunnelId getTunnelId(TeTunnelKey key) { |
| return store.getTunnelId(key); |
| } |
| |
| @Override |
| public Collection<TeTunnel> getTeTunnels() { |
| return store.getTeTunnels(); |
| } |
| |
| @Override |
| public Collection<TeTunnel> getTeTunnels(TeTunnel.Type type) { |
| return store.getTeTunnels(type); |
| } |
| |
| @Override |
| public Collection<TeTunnel> getTeTunnels(TeTopologyKey key) { |
| return store.getTeTunnels(key); |
| } |
| |
| @Override |
| public TeLsp getTeLsp(TeLspKey key) { |
| return store.getTeLsp(key); |
| } |
| |
| @Override |
| public Collection<TeLsp> getTeLsps() { |
| return store.getTeLsps(); |
| } |
| |
| @Override |
| public TunnelId teTunnelAdded(TeTunnel teTunnel) { |
| //TODO teTunnelAdded |
| return null; |
| } |
| |
| @Override |
| public void teTunnelRemoved(TeTunnel teTunnel) { |
| TeTunnelKey e2eTunnelKey = teTunnel.e2eTunnelKey(); |
| store.removeTeTunnel(teTunnel.teTunnelKey()); |
| |
| // it's a segment tunnel |
| if (e2eTunnelKey != null) { |
| boolean finished = true; |
| for (TeTunnelKey key : getTeTunnel(e2eTunnelKey).segmentTunnels()) { |
| if (getTeTunnel(key) != null) { |
| // FIXME need a better way to determine whether a segment tunnel is removed. |
| finished = false; |
| } |
| } |
| if (finished) { |
| // all segment tunnels are removed |
| tunnelAdminService.removeTunnel(getTunnelId(e2eTunnelKey)); |
| store.removeTeTunnel(e2eTunnelKey); |
| } |
| } |
| } |
| } |