2 * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.groupbasedpolicy.renderer.vpp.policy;
11 import java.util.ArrayList;
12 import java.util.HashMap;
13 import java.util.List;
16 import java.util.concurrent.ExecutionException;
17 import java.util.concurrent.TimeUnit;
18 import java.util.concurrent.TimeoutException;
20 import javax.annotation.Nonnull;
21 import javax.annotation.Nullable;
23 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
24 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
25 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
26 import org.opendaylight.groupbasedpolicy.renderer.vpp.api.BridgeDomainManager;
27 import org.opendaylight.groupbasedpolicy.renderer.vpp.commands.RoutingCommand;
28 import org.opendaylight.groupbasedpolicy.renderer.vpp.config.ConfigUtil;
29 import org.opendaylight.groupbasedpolicy.renderer.vpp.dhcp.DhcpRelayHandler;
30 import org.opendaylight.groupbasedpolicy.renderer.vpp.iface.InterfaceManager;
31 import org.opendaylight.groupbasedpolicy.renderer.vpp.lisp.LispStateManager;
32 import org.opendaylight.groupbasedpolicy.renderer.vpp.lisp.loopback.LoopbackManager;
33 import org.opendaylight.groupbasedpolicy.renderer.vpp.lisp.flat.overlay.FlatOverlayManager;
34 import org.opendaylight.groupbasedpolicy.renderer.vpp.lisp.mappers.NeutronTenantToVniMapper;
35 import org.opendaylight.groupbasedpolicy.renderer.vpp.nat.NatManager;
36 import org.opendaylight.groupbasedpolicy.renderer.vpp.nat.NatUtil;
37 import org.opendaylight.groupbasedpolicy.renderer.vpp.policy.acl.AclManager;
38 import org.opendaylight.groupbasedpolicy.renderer.vpp.routing.RoutingManager;
39 import org.opendaylight.groupbasedpolicy.renderer.vpp.util.General;
40 import org.opendaylight.groupbasedpolicy.renderer.vpp.util.KeyFactory;
41 import org.opendaylight.groupbasedpolicy.util.DataStoreHelper;
42 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
43 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.nat.rev150908.nat.config.nat.instances.nat.instance.mapping.table.MappingEntryBuilder;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.common.endpoint.fields.NetworkContainment;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.common.endpoint.fields.network.containment.Containment;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.common.endpoint.fields.network.containment.containment.ForwardingContextContainment;
47 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.common.endpoint.fields.network.containment.containment.NetworkDomainContainment;
48 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.has.absolute.location.absolute.location.LocationType;
49 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.has.absolute.location.absolute.location.location.type.ExternalLocationCase;
50 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.has.child.endpoints.ChildEndpoint;
51 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.parent.child.endpoints.ParentEndpointChoice;
52 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.parent.child.endpoints.parent.endpoint.choice.ParentEndpointCase;
53 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.parent.child.endpoints.parent.endpoint.choice.parent.endpoint._case.ParentEndpoint;
54 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.ContextId;
55 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.NetworkDomainId;
56 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.TenantId;
57 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev170511.IpPrefixType;
58 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev170511.L2FloodDomain;
59 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev170511.MacAddressType;
60 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev170511.SubnetAugmentRenderer;
61 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.rev160427.NetworkDomain;
62 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.rev160427.forwarding.fields.Parent;
63 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.NatAddressRenderer;
64 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.Configuration;
65 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.Endpoints;
66 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.RendererForwarding;
67 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.endpoints.AddressEndpointWithLocation;
68 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.renderer.endpoints.RendererEndpointKey;
69 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.renderer.forwarding.RendererForwardingByTenant;
70 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.renderer.forwarding.renderer.forwarding.by.tenant.RendererForwardingContext;
71 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.renderer.forwarding.renderer.forwarding.by.tenant.RendererForwardingContextKey;
72 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.renderer.forwarding.renderer.forwarding.by.tenant.RendererNetworkDomain;
73 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.renderer.forwarding.renderer.forwarding.by.tenant.RendererNetworkDomainKey;
74 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.Config;
75 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.VlanNetwork;
76 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425._interface.attributes.InterfaceTypeChoice;
77 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425._interface.attributes._interface.type.choice.LoopbackCase;
78 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.GbpBridgeDomain;
79 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.GbpBridgeDomainKey;
80 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.VppEndpoint;
81 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.VppEndpointKey;
82 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.renderers.renderer.renderer.nodes.renderer.node.PhysicalInterface;
83 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanId;
84 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170607.VxlanVni;
85 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
86 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
87 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
88 import org.slf4j.Logger;
89 import org.slf4j.LoggerFactory;
91 import com.google.common.annotations.VisibleForTesting;
92 import com.google.common.base.Optional;
93 import com.google.common.base.Preconditions;
94 import com.google.common.base.Strings;
95 import com.google.common.collect.SetMultimap;
96 import com.google.common.collect.Table;
98 public final class ForwardingManager {
100 private static final Logger LOG = LoggerFactory.getLogger(ForwardingManager.class);
102 private byte WAIT_FOR_BD_PROCESSING = 60; // seconds
103 private long lastVxlanVni = 1L;
104 private final Map<String, VxlanVni> vxlanVniByBridgeDomain = new HashMap<>();
105 private final InterfaceManager ifaceManager;
106 private final AclManager aclManager;
107 private final BridgeDomainManager bdManager;
108 private final NatManager natManager;
109 private final RoutingManager routingManager;
110 private final LispStateManager lispStateManager;
111 private final LoopbackManager loopbackManager;
112 private final FlatOverlayManager flatOverlayManager;
113 private final DhcpRelayHandler dhcpRelayHandler;
114 private final DataBroker dataBroker;
116 public ForwardingManager(@Nonnull InterfaceManager ifaceManager, @Nonnull AclManager aclManager,
117 @Nonnull NatManager natManager, @Nonnull RoutingManager routingManager, @Nonnull BridgeDomainManager bdManager,
118 @Nonnull LispStateManager lispStateManager, @Nonnull LoopbackManager loopbackManager, @Nonnull FlatOverlayManager flatOverlayManager,
119 @Nonnull DhcpRelayHandler dhcpRelayHandler, @Nonnull DataBroker dataBroker) {
120 this.ifaceManager = Preconditions.checkNotNull(ifaceManager);
121 this.bdManager = Preconditions.checkNotNull(bdManager);
122 this.natManager = Preconditions.checkNotNull(natManager);
123 this.routingManager = Preconditions.checkNotNull(routingManager);
124 this.lispStateManager = Preconditions.checkNotNull(lispStateManager);
125 this.loopbackManager = Preconditions.checkNotNull(loopbackManager);
126 this.flatOverlayManager = Preconditions.checkNotNull(flatOverlayManager);
127 this.dataBroker = Preconditions.checkNotNull(dataBroker);
128 this.aclManager = Preconditions.checkNotNull(aclManager);
129 this.dhcpRelayHandler = Preconditions.checkNotNull(dhcpRelayHandler);
132 public Optional<GbpBridgeDomain> readGbpBridgeDomainConfig(String name) {
133 InstanceIdentifier<GbpBridgeDomain> bdIid = InstanceIdentifier.builder(Config.class)
134 .child(GbpBridgeDomain.class, new GbpBridgeDomainKey(name))
136 ReadOnlyTransaction rTx = dataBroker.newReadOnlyTransaction();
137 Optional<GbpBridgeDomain> optBd = DataStoreHelper.readFromDs(LogicalDatastoreType.CONFIGURATION, bdIid, rTx);
142 public void createBridgeDomainOnNodes(SetMultimap<String, NodeId> vppNodesByBridgeDomain) {
143 for (String bd : vppNodesByBridgeDomain.keySet()) {
144 Optional<GbpBridgeDomain> bdConfig = readGbpBridgeDomainConfig(bd);
145 Set<NodeId> vppNodes = vppNodesByBridgeDomain.get(bd);
146 if (bdConfig.isPresent()) {
147 if (bdConfig.get().getType().equals(VlanNetwork.class)) {
148 createVlanBridgeDomains(bd, bdConfig.get().getVlan(), vppNodes);
151 VxlanVni vxlanVni = vxlanVniByBridgeDomain.get(bd);
152 if (vxlanVni == null) {
153 vxlanVni = new VxlanVni(lastVxlanVni++);
154 vxlanVniByBridgeDomain.put(bd, vxlanVni);
156 createVxlanBridgeDomains(bd, vxlanVni, vppNodes);
161 private void createVxlanBridgeDomains(final String bd, final VxlanVni vni, final Set<NodeId> vppNodes) {
162 for (NodeId vppNode : vppNodes) {
164 LOG.debug("Creating VXLAN bridge-domain {} on node {} with VNI {}", bd, vppNode.getValue(),
166 bdManager.createVxlanBridgeDomainOnVppNode(bd, vni, vppNode).get(WAIT_FOR_BD_PROCESSING,
168 } catch (InterruptedException | ExecutionException e) {
169 LOG.warn("VXLAN Bridge domain {} was not created on node {}", bd, vppNode.getValue(), e);
170 } catch (TimeoutException e) {
171 LOG.warn("Probably, VXLAN Bridge domain {} was not created on node {} because BridgeDomainManager "
172 + "did not respond by {} seconds. Check VBD log for more details",
173 bd, vppNode.getValue(), WAIT_FOR_BD_PROCESSING, e);
178 private void createVlanBridgeDomains(final String bd, final VlanId vlanId, final Set<NodeId> vppNodes) {
179 for (NodeId vppNode : vppNodes) {
181 LOG.debug("Creating VLAN bridge-domain {} on node {} with VLAN ID {}", bd, vppNode.getValue(),
183 bdManager.createVlanBridgeDomainOnVppNode(bd, vlanId, vppNode).get(WAIT_FOR_BD_PROCESSING,
185 } catch (InterruptedException | ExecutionException e) {
186 LOG.warn("VLAN Bridge domain {} was not created on node {}", bd, vppNode.getValue(), e);
187 } catch (TimeoutException e) {
188 LOG.warn("Probably, VLAN Bridge domain {} was not created on node {} because BridgeDomainManager "
189 + "did not respond by {} seconds. Check VBD log for more details",
190 bd, vppNode.getValue(), WAIT_FOR_BD_PROCESSING, e);
195 public void removeBridgeDomainOnNodes(final SetMultimap<String, NodeId> vppNodesByBridgeDomain) {
196 for (String bd : vppNodesByBridgeDomain.keySet()) {
197 Set<NodeId> vppNodes = vppNodesByBridgeDomain.get(bd);
198 for (NodeId vppNode : vppNodes) {
200 bdManager.removeBridgeDomainFromVppNode(bd, vppNode).get(WAIT_FOR_BD_PROCESSING,
202 } catch (InterruptedException | ExecutionException e) {
203 LOG.warn("Bridge domain {} was not removed from node {}", bd, vppNode.getValue(), e);
204 } catch (TimeoutException e) {
205 LOG.warn("Probably, bridge domain {} was not removed from node {} because BridgeDomainManager "
206 + "did not respond by {} seconds. Check VBD log for more details",
207 bd, vppNode.getValue(), WAIT_FOR_BD_PROCESSING, e);
213 public void createForwardingForEndpoint(RendererEndpointKey rEpKey, PolicyContext policyCtx) {
214 AddressEndpointWithLocation rEp = policyCtx.getAddrEpByKey().get(KeyFactory.addressEndpointKey(rEpKey));
216 if (ConfigUtil.getInstance().isLispOverlayEnabled()) {
217 lispStateManager.processCreateEndPoint(rEp);
218 if (ConfigUtil.getInstance().isL3FlatEnabled()) {
219 flatOverlayManager.configureEndpointForFlatOverlay(rEp);
220 loopbackManager.createSimpleLoopbackIfNeeded(rEp);
224 ExternalLocationCase rEpLoc = resolveAndValidateLocation(rEp);
225 if (rEpLoc == null || Strings.isNullOrEmpty(rEpLoc.getExternalNodeConnector())) {
226 // TODO add it to the status for renderer manager
227 LOG.info("Renderer endpoint does not have external-node-connector therefore it is ignored {}", rEp);
231 if (Strings.isNullOrEmpty(rEpLoc.getExternalNode())) {
232 java.util.Optional<String> optL2FloodDomain = resolveL2FloodDomain(rEp, policyCtx);
233 if (!optL2FloodDomain.isPresent()) {
234 // TODO add it to the status for renderer manager
235 LOG.info("Renderer endpoint does not have l2FloodDomain as network containment {}", rEp);
238 if (!ConfigUtil.getInstance().isL3FlatEnabled()) {
239 String l2FloodDomain = optL2FloodDomain.get();
241 ifaceManager.addBridgeDomainToInterface(l2FloodDomain, rEp, aclManager.resolveAclsOnInterface(
242 rEpKey, policyCtx).get(), isBviForEndpoint(rEp)).get();
243 LOG.debug("Interface added to bridge-domain {} for endpoint {}", l2FloodDomain, rEp);
245 if (ConfigUtil.getInstance().isLispOverlayEnabled()) {
246 loopbackManager.createBviLoopbackIfNeeded(rEp, l2FloodDomain);
249 } catch (InterruptedException | ExecutionException e) {
250 // TODO add it to the status for renderer manager
251 LOG.warn("Interface was not added to bridge-domain {} for endpoint {}", l2FloodDomain, rEp, e);
254 aclManager.updateAclsForPeers(policyCtx, rEpKey);
256 LOG.debug("Forwarding is not created - Location of renderer endpoint contains "
257 + "external-node therefore VPP renderer assumes that interface for endpoint is "
258 + "already assigned in bridge-domain representing external-node. {}", rEp);
262 private boolean isBviForEndpoint(AddressEndpointWithLocation rEp) {
263 List<ChildEndpoint> childEndpointList = rEp.getChildEndpoint();
264 VppEndpointKey vppEndpointKey;
265 if(childEndpointList == null || !childEndpointList.stream().findFirst().isPresent()) {
267 new VppEndpointKey(rEp.getAddress(), rEp.getAddressType(), rEp.getContextId(), rEp.getContextType());
269 java.util.Optional<ChildEndpoint> childEndpointOpt = childEndpointList.stream().findFirst();
271 new VppEndpointKey(childEndpointOpt.get().getAddress(), childEndpointOpt.get().getAddressType(),
272 childEndpointOpt.get().getContextId(), childEndpointOpt.get().getContextType());
274 ReadOnlyTransaction rTx = dataBroker.newReadOnlyTransaction();
275 Optional<VppEndpoint> vppEndpointOptional =
276 DataStoreHelper.readFromDs(LogicalDatastoreType.CONFIGURATION,
277 InstanceIdentifier.builder(Config.class).child(VppEndpoint.class, vppEndpointKey).build(), rTx);
279 if (vppEndpointOptional.isPresent()) {
280 InterfaceTypeChoice interfaceTypeChoice = vppEndpointOptional.get().getInterfaceTypeChoice();
281 if (interfaceTypeChoice instanceof LoopbackCase) {
282 LOG.trace("Found new BVI interface: {}", rEp.getKey());
283 return ((LoopbackCase) interfaceTypeChoice).isBvi();
290 public void removeForwardingForEndpoint(RendererEndpointKey rEpKey, PolicyContext policyCtx) {
291 AddressEndpointWithLocation rEp = policyCtx.getAddrEpByKey().get(KeyFactory.addressEndpointKey(rEpKey));
292 ExternalLocationCase rEpLoc = resolveAndValidateLocation(rEp);
294 if (ConfigUtil.getInstance().isLispOverlayEnabled()) {
295 lispStateManager.processDeleteEndpoint(rEp);
296 if (ConfigUtil.getInstance().isL3FlatEnabled()) {
297 flatOverlayManager.handleEndpointDeleteForFlatOverlay(rEp);
299 loopbackManager.handleEndpointDelete(rEp);
302 if (rEpLoc == null || Strings.isNullOrEmpty(rEpLoc.getExternalNodeConnector())) {
303 // nothing was created for endpoint therefore nothing is removed
306 if (!Strings.isNullOrEmpty(rEpLoc.getExternalNode())) {
308 ifaceManager.deleteBridgeDomainFromInterface(rEp).get();
309 LOG.debug("bridge-domain was deleted from interface for endpoint {}", rEp);
310 } catch (InterruptedException | ExecutionException e) {
311 // TODO add it to the status for renderer manager
312 LOG.warn("bridge-domain was not deleted from interface for endpoint {}", rEp, e);
315 LOG.debug("Forwarding is not removed - Location of renderer endpoint does not contain "
316 + "external-node therefore VPP renderer assumes that interface for endpoint is not "
317 + "assigned to bridge-domain representing external-node. {}", rEp);
321 public static ExternalLocationCase resolveAndValidateLocation(AddressEndpointWithLocation addrEpWithLoc) {
322 if (addrEpWithLoc.getAbsoluteLocation() != null
323 && addrEpWithLoc.getAbsoluteLocation().getLocationType() != null) {
324 LocationType locationType = addrEpWithLoc.getAbsoluteLocation().getLocationType();
325 if (!(locationType instanceof ExternalLocationCase)) {
326 throw new IllegalStateException("Endpoint does not have external location " + addrEpWithLoc);
328 ExternalLocationCase result = (ExternalLocationCase) locationType;
329 if (result.getExternalNodeMountPoint() == null) {
330 throw new IllegalStateException("Endpoint does not have external-node-mount-point " + addrEpWithLoc);
337 public static java.util.Optional<String> resolveL2FloodDomain(@Nonnull AddressEndpointWithLocation ep,
338 @Nonnull PolicyContext policyCtx) {
339 NetworkContainment netCont = ep.getNetworkContainment();
340 if (netCont == null) {
341 return java.util.Optional.empty();
343 Containment containment = netCont.getContainment();
344 if (containment instanceof ForwardingContextContainment) {
345 ForwardingContextContainment fwCtxCont = (ForwardingContextContainment) containment;
346 if (L2FloodDomain.class.equals(fwCtxCont.getContextType())) {
347 return fwCtxCont.getContextId() == null ? java.util.Optional.empty() : java.util.Optional
348 .of(fwCtxCont.getContextId().getValue());
351 if (containment instanceof NetworkDomainContainment) {
352 final NetworkDomainContainment netDomainCont = (NetworkDomainContainment) containment;
353 final TenantId tenantId = ep.getTenant();
354 final NetworkDomainId domainId = netDomainCont.getNetworkDomainId();
355 final Class<? extends NetworkDomain> domainKey = netDomainCont.getNetworkDomainType();
356 final RendererNetworkDomainKey rendererNetworkDomainKey = new RendererNetworkDomainKey(domainId, domainKey);
357 final RendererNetworkDomain rendererNetworkDomain =
358 policyCtx.getNetworkDomainTable().get(tenantId, rendererNetworkDomainKey);
359 if (rendererNetworkDomain == null) {
360 LOG.debug("Network domain not found. Containment: {}", containment);
361 return java.util.Optional.empty();
363 java.util.Optional<String> optL2Fd = getForwardingCtxForParent(ep.getTenant(),
364 rendererNetworkDomain.getParent(), policyCtx.getForwardingCtxTable())
365 .filter(fwdCtx -> L2FloodDomain.class.equals(fwdCtx.getContextType()))
366 .map(RendererForwardingContext::getContextId)
367 .map(ContextId::getValue);
368 if (!optL2Fd.isPresent()) {
369 LOG.debug("network-domain-containment in endpoint does not have L2-flood-domain as parent. "
370 + "This case is not supported in VPP renderer. {}", ep);
374 return java.util.Optional.empty();
377 private static @Nonnull java.util.Optional<RendererForwardingContext> getForwardingCtxForParent(
378 @Nullable TenantId tenant, @Nullable Parent parent,
379 Table<TenantId, RendererForwardingContextKey, RendererForwardingContext> forwardingCtxTable) {
380 if (tenant == null || parent == null) {
381 return java.util.Optional.empty();
383 if (parent.getContextId() != null && parent.getContextType() != null) {
384 return java.util.Optional.ofNullable(forwardingCtxTable.get(tenant,
385 new RendererForwardingContextKey(parent.getContextId(), parent.getContextType())));
387 return java.util.Optional.empty();
390 void syncNatEntries(PolicyContext policyCtx) {
391 Configuration cfg = policyCtx.getPolicy().getConfiguration();
393 final List<MappingEntryBuilder> sNatEntries = resolveStaticNatTableEntries(cfg.getEndpoints());
394 LOG.trace("Syncing static NAT entries {}", sNatEntries);
395 if (cfg.getRendererForwarding() != null) {
396 for (RendererForwardingByTenant fwd : cfg.getRendererForwarding().getRendererForwardingByTenant()) {
397 List<InstanceIdentifier<PhysicalInterface>> physIfacesIid =
398 resolvePhysicalInterfacesForNat(fwd.getRendererNetworkDomain());
399 natManager.submitNatChanges(physIfacesIid, sNatEntries, policyCtx, true);
405 public void deleteNatEntries(PolicyContext policyCtx) {
406 Configuration cfg = policyCtx.getPolicy().getConfiguration();
408 List<MappingEntryBuilder> natEntries = resolveStaticNatTableEntries(cfg.getEndpoints());
409 if (natEntries.isEmpty()) {
410 LOG.trace("NAT entries are empty,nothing to delete, skipping processing.");
413 LOG.trace("Deleting NAT entries {}", natEntries);
414 if (cfg.getRendererForwarding() != null) {
415 for (RendererForwardingByTenant fwd : cfg.getRendererForwarding().getRendererForwardingByTenant()) {
416 List<InstanceIdentifier<PhysicalInterface>> physIfacesIid =
417 resolvePhysicalInterfacesForNat(fwd.getRendererNetworkDomain());
418 natManager.submitNatChanges(physIfacesIid, natEntries, policyCtx, false);
424 public List<InstanceIdentifier<PhysicalInterface>> resolvePhysicalInterfacesForNat(
425 List<RendererNetworkDomain> rendNetDomains) {
426 List<InstanceIdentifier<PhysicalInterface>> physIfaces = new ArrayList<>();
427 for (RendererNetworkDomain rendDomain : rendNetDomains) {
428 Optional<IpPrefix> resolvedIpPrefix = resolveIpPrefix(rendDomain);
429 if (resolvedIpPrefix.isPresent()) {
430 Optional<InstanceIdentifier<PhysicalInterface>> resPhIface =
431 NatUtil.resolvePhysicalInterface(resolvedIpPrefix.get(), dataBroker.newReadOnlyTransaction());
432 if (resPhIface.isPresent()) {
433 physIfaces.add(resPhIface.get());
440 private Optional<IpPrefix> resolveIpPrefix(RendererNetworkDomain rendDomain) {
441 SubnetAugmentRenderer subnetAug = rendDomain.getAugmentation(SubnetAugmentRenderer.class);
442 if (subnetAug.getSubnet() != null) {
443 return Optional.of(subnetAug.getSubnet().getIpPrefix());
445 return Optional.absent();
448 private List<MappingEntryBuilder> resolveStaticNatTableEntries(Endpoints endpoints) {
449 List<MappingEntryBuilder> sNatEntries = new ArrayList<>();
450 for (AddressEndpointWithLocation addrEp : endpoints.getAddressEndpointWithLocation()) {
451 if (addrEp.getAugmentation(NatAddressRenderer.class) == null) {
454 String endpointIP = resolveEpIpAddressForSnat(addrEp);
456 if (endpointIP == null) {
457 LOG.warn("Endpoints {} IP cannot be null, skipping processing of SNAT", addrEp);
461 NatAddressRenderer natAddr = addrEp.getAugmentation(NatAddressRenderer.class);
462 if (natAddr.getNatAddress() == null && natAddr.getNatAddress().getIpv4Address() == null) {
463 LOG.warn("Only Ipv4 SNAT is currently supported. Cannot apply SNAT for [{},{}]", endpointIP,
464 natAddr.getNatAddress());
467 Optional<MappingEntryBuilder> entry = natManager.resolveSnatEntry(endpointIP, natAddr.getNatAddress()
469 if (entry.isPresent()) {
470 sNatEntries.add(entry.get());
476 private String resolveEpIpAddressForSnat(AddressEndpointWithLocation addrEp) {
477 LOG.trace("Resolving Ep IP address for SNAT from Address endpoint: {}", addrEp);
478 if (addrEp.getAddressType().equals(MacAddressType.class)) {
479 ParentEndpointChoice parentEndpointChoice = addrEp.getParentEndpointChoice();
480 if (parentEndpointChoice instanceof ParentEndpointCase
481 && !((ParentEndpointCase) parentEndpointChoice).getParentEndpoint().isEmpty()) {
482 ParentEndpoint parentEndpoint = ((ParentEndpointCase) parentEndpointChoice).getParentEndpoint().get(0);
483 if (parentEndpoint.getAddressType().equals(IpPrefixType.class)) {
484 String[] ipWithPrefix = parentEndpoint.getAddress().split("/");
485 LOG.trace("Resolved Ep IP address for SNAT. Resolved IP Address: {}", ipWithPrefix[0]);
486 return ipWithPrefix[0];
488 LOG.warn("Endpoint {} Does not have a Parent Ep with IP for SNAT. skipping processing of SNAT",
494 LOG.warn("Endpoint {} Does not contain IP address for SNAT. skipping processing of SNAT", addrEp);
497 } else if (addrEp.getAddressType().equals(IpPrefixType.class)) {
498 String ipAddress = addrEp.getAddress().split("/")[0];
499 LOG.trace("Resolved Ep IP address for SNAT. Resolved IP Address: {}", ipAddress);
506 void setTimer(byte time) {
507 WAIT_FOR_BD_PROCESSING = time;
510 public void syncRouting(PolicyContext policyCtx) {
511 Configuration cfg = policyCtx.getPolicy().getConfiguration();
512 if (cfg != null && cfg.getRendererForwarding() != null) {
513 for (RendererForwardingByTenant fwd : cfg.getRendererForwarding().getRendererForwardingByTenant()) {
518 List<InstanceIdentifier<PhysicalInterface>>
519 physIfacesIid = resolvePhysicalInterfacesForNat(fwd.getRendererNetworkDomain());
520 Map<InstanceIdentifier<Node>, RoutingCommand> routingCommandMap =
521 routingManager.createRouting(fwd, physIfacesIid, General.Operations.PUT);
523 routingCommandMap.forEach((node, command) -> {
524 if (command != null && routingManager.submitRouting(command, node)) {
525 LOG.debug("Routing was successfully applied: {}.", command);
532 public void deleteRouting(PolicyContext policyCtx) {
533 Configuration cfg = policyCtx.getPolicy().getConfiguration();
534 if (cfg != null && cfg.getRendererForwarding() != null) {
535 for (RendererForwardingByTenant fwd : cfg.getRendererForwarding().getRendererForwardingByTenant()) {
540 List<InstanceIdentifier<PhysicalInterface>>
541 physIfacesIid = resolvePhysicalInterfacesForNat(fwd.getRendererNetworkDomain());
542 Map<InstanceIdentifier<Node>, RoutingCommand> routingCommandMap =
543 routingManager.createRouting(fwd, physIfacesIid, General.Operations.DELETE);
544 routingCommandMap.forEach((node, command) -> {
545 if (command != null && routingManager.submitRouting(command, node)) {
546 LOG.debug("Routing was successfully removed: {}.", command);
553 public void createDhcpRelay(RendererForwarding rendererForwarding,
554 SetMultimap<String, NodeId> vppNodesByL2Fd) {
555 for (RendererForwardingByTenant forwardingByTenant : rendererForwarding.getRendererForwardingByTenant()) {
556 long vni_vrfid = NeutronTenantToVniMapper.getInstance().getVni(forwardingByTenant.getTenantId().getValue());
557 for (RendererNetworkDomain networkDomain : forwardingByTenant.getRendererNetworkDomain()) {
558 org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev170511.has.subnet.Subnet
559 subnet = networkDomain.getAugmentation((SubnetAugmentRenderer.class)).getSubnet();
560 if (subnet.isIsTenant()) {
561 LOG.trace("Creating Dhcp Relay from subnet: {}, vrfid: {}, vppNodesByL2Fd: {}", subnet, vni_vrfid,
563 dhcpRelayHandler.createIpv4DhcpRelay(vni_vrfid, subnet, vppNodesByL2Fd);
569 public void deleteDhcpRelay(RendererForwarding rendererForwarding, SetMultimap<String, NodeId> vppNodesByL2Fd) {
570 for (RendererForwardingByTenant forwardingByTenant : rendererForwarding.getRendererForwardingByTenant()) {
571 long vni_vrfid = NeutronTenantToVniMapper.getInstance().getVni(forwardingByTenant.getTenantId().getValue());
572 for (RendererNetworkDomain networkDomain : forwardingByTenant.getRendererNetworkDomain()) {
573 org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev170511.has.subnet.Subnet
574 subnet = networkDomain.getAugmentation((SubnetAugmentRenderer.class)).getSubnet();
575 if (subnet.isIsTenant()) {
576 dhcpRelayHandler.deleteIpv4DhcpRelay(vni_vrfid, subnet, vppNodesByL2Fd);