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.DhcpRelayCommand;
28 import org.opendaylight.groupbasedpolicy.renderer.vpp.commands.NatInstanceCommand.NatInstanceCommandBuilder;
29 import org.opendaylight.groupbasedpolicy.renderer.vpp.commands.RoutingCommand;
30 import org.opendaylight.groupbasedpolicy.renderer.vpp.config.ConfigUtil;
31 import org.opendaylight.groupbasedpolicy.renderer.vpp.dhcp.DhcpRelayHandler;
32 import org.opendaylight.groupbasedpolicy.renderer.vpp.iface.InterfaceManager;
33 import org.opendaylight.groupbasedpolicy.renderer.vpp.lisp.LispStateManager;
34 import org.opendaylight.groupbasedpolicy.renderer.vpp.lisp.flat.overlay.FlatOverlayManager;
35 import org.opendaylight.groupbasedpolicy.renderer.vpp.lisp.loopback.LoopbackManager;
36 import org.opendaylight.groupbasedpolicy.renderer.vpp.lisp.mappers.NeutronTenantToVniMapper;
37 import org.opendaylight.groupbasedpolicy.renderer.vpp.nat.NatManager;
38 import org.opendaylight.groupbasedpolicy.renderer.vpp.nat.NatUtil;
39 import org.opendaylight.groupbasedpolicy.renderer.vpp.policy.acl.AclManager;
40 import org.opendaylight.groupbasedpolicy.renderer.vpp.routing.RoutingManager;
41 import org.opendaylight.groupbasedpolicy.renderer.vpp.util.General;
42 import org.opendaylight.groupbasedpolicy.renderer.vpp.util.KeyFactory;
43 import org.opendaylight.groupbasedpolicy.util.DataStoreHelper;
44 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
45 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.nat.rev150908.nat.config.nat.instances.nat.instance.mapping.table.MappingEntryBuilder;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.common.endpoint.fields.NetworkContainment;
47 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.common.endpoint.fields.network.containment.Containment;
48 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.common.endpoint.fields.network.containment.containment.ForwardingContextContainment;
49 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.common.endpoint.fields.network.containment.containment.NetworkDomainContainment;
50 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.has.absolute.location.absolute.location.LocationType;
51 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.has.absolute.location.absolute.location.location.type.ExternalLocationCase;
52 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.has.child.endpoints.ChildEndpoint;
53 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.parent.child.endpoints.ParentEndpointChoice;
54 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.parent.child.endpoints.parent.endpoint.choice.ParentEndpointCase;
55 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.parent.child.endpoints.parent.endpoint.choice.parent.endpoint._case.ParentEndpoint;
56 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.ContextId;
57 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.NetworkDomainId;
58 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.TenantId;
59 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev170511.IpPrefixType;
60 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev170511.L2FloodDomain;
61 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev170511.MacAddressType;
62 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev170511.SubnetAugmentRenderer;
63 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.rev160427.NetworkDomain;
64 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.rev160427.forwarding.fields.Parent;
65 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.NatAddressRenderer;
66 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.RendererPolicy;
67 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.Configuration;
68 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.Endpoints;
69 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.RendererForwarding;
70 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.endpoints.AddressEndpointWithLocation;
71 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.renderer.endpoints.RendererEndpointKey;
72 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.renderer.forwarding.RendererForwardingByTenant;
73 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.renderer.forwarding.renderer.forwarding.by.tenant.RendererForwardingContext;
74 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.renderer.forwarding.renderer.forwarding.by.tenant.RendererForwardingContextKey;
75 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.renderer.forwarding.renderer.forwarding.by.tenant.RendererNetworkDomain;
76 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.renderer.forwarding.renderer.forwarding.by.tenant.RendererNetworkDomainKey;
77 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.Config;
78 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.VlanNetwork;
79 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425._interface.attributes.InterfaceTypeChoice;
80 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425._interface.attributes._interface.type.choice.LoopbackCase;
81 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.GbpBridgeDomain;
82 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.GbpBridgeDomainKey;
83 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.VppEndpoint;
84 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.VppEndpointKey;
85 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.renderers.renderer.renderer.nodes.renderer.node.PhysicalInterface;
86 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanId;
87 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170607.VxlanVni;
88 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
89 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
90 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
91 import org.slf4j.Logger;
92 import org.slf4j.LoggerFactory;
94 import com.google.common.annotations.VisibleForTesting;
95 import com.google.common.base.Optional;
96 import com.google.common.base.Preconditions;
97 import com.google.common.base.Predicate;
98 import com.google.common.base.Strings;
99 import com.google.common.collect.HashBasedTable;
100 import com.google.common.collect.ImmutableTable;
101 import com.google.common.collect.Lists;
102 import com.google.common.collect.SetMultimap;
103 import com.google.common.collect.Table;
105 public final class ForwardingManager {
107 private static final Logger LOG = LoggerFactory.getLogger(ForwardingManager.class);
109 private byte WAIT_FOR_BD_PROCESSING = 60; // seconds
110 private long lastVxlanVni = 1L;
111 private final Map<String, VxlanVni> vxlanVniByBridgeDomain = new HashMap<>();
112 private final InterfaceManager ifaceManager;
113 private final AclManager aclManager;
114 private final BridgeDomainManager bdManager;
115 private final NatManager natManager;
116 private final RoutingManager routingManager;
117 private final LispStateManager lispStateManager;
118 private final LoopbackManager loopbackManager;
119 private final FlatOverlayManager flatOverlayManager;
120 private final DhcpRelayHandler dhcpRelayHandler;
121 private final DataBroker dataBroker;
123 public ForwardingManager(@Nonnull InterfaceManager ifaceManager, @Nonnull AclManager aclManager,
124 @Nonnull NatManager natManager, @Nonnull RoutingManager routingManager,
125 @Nonnull BridgeDomainManager bdManager, @Nonnull LispStateManager lispStateManager,
126 @Nonnull LoopbackManager loopbackManager, @Nonnull FlatOverlayManager flatOverlayManager,
127 @Nonnull DhcpRelayHandler dhcpRelayHandler, @Nonnull DataBroker dataBroker) {
128 this.ifaceManager = Preconditions.checkNotNull(ifaceManager);
129 this.bdManager = Preconditions.checkNotNull(bdManager);
130 this.natManager = Preconditions.checkNotNull(natManager);
131 this.routingManager = Preconditions.checkNotNull(routingManager);
132 this.lispStateManager = Preconditions.checkNotNull(lispStateManager);
133 this.loopbackManager = Preconditions.checkNotNull(loopbackManager);
134 this.flatOverlayManager = Preconditions.checkNotNull(flatOverlayManager);
135 this.dataBroker = Preconditions.checkNotNull(dataBroker);
136 this.aclManager = Preconditions.checkNotNull(aclManager);
137 this.dhcpRelayHandler = Preconditions.checkNotNull(dhcpRelayHandler);
140 Optional<GbpBridgeDomain> readGbpBridgeDomainConfig(String name) {
141 InstanceIdentifier<GbpBridgeDomain> bdIid = InstanceIdentifier.builder(Config.class)
142 .child(GbpBridgeDomain.class, new GbpBridgeDomainKey(name))
144 ReadOnlyTransaction rTx = dataBroker.newReadOnlyTransaction();
145 Optional<GbpBridgeDomain> optBd = DataStoreHelper.readFromDs(LogicalDatastoreType.CONFIGURATION, bdIid, rTx);
150 void createBridgeDomainOnNodes(SetMultimap<String, NodeId> vppNodesByBridgeDomain) {
151 for (String bd : vppNodesByBridgeDomain.keySet()) {
152 Optional<GbpBridgeDomain> bdConfig = readGbpBridgeDomainConfig(bd);
153 Set<NodeId> vppNodes = vppNodesByBridgeDomain.get(bd);
154 if (bdConfig.isPresent()) {
155 if (bdConfig.get().getType().equals(VlanNetwork.class)) {
156 createVlanBridgeDomains(bd, bdConfig.get().getVlan(), vppNodes);
159 VxlanVni vxlanVni = vxlanVniByBridgeDomain.get(bd);
160 if (vxlanVni == null) {
161 vxlanVni = new VxlanVni(lastVxlanVni++);
162 vxlanVniByBridgeDomain.put(bd, vxlanVni);
164 createVxlanBridgeDomains(bd, vxlanVni, vppNodes);
169 private void createVxlanBridgeDomains(final String bd, final VxlanVni vni, final Set<NodeId> vppNodes) {
170 for (NodeId vppNode : vppNodes) {
172 LOG.debug("Creating VXLAN bridge-domain {} on node {} with VNI {}", bd, vppNode.getValue(),
174 bdManager.createVxlanBridgeDomainOnVppNode(bd, vni, vppNode).get(WAIT_FOR_BD_PROCESSING,
176 } catch (InterruptedException | ExecutionException e) {
177 LOG.warn("VXLAN Bridge domain {} was not created on node {}", bd, vppNode.getValue(), e);
178 } catch (TimeoutException e) {
179 LOG.warn("Probably, VXLAN Bridge domain {} was not created on node {} because BridgeDomainManager "
180 + "did not respond by {} seconds. Check VBD log for more details",
181 bd, vppNode.getValue(), WAIT_FOR_BD_PROCESSING, e);
186 private void createVlanBridgeDomains(final String bd, final VlanId vlanId, final Set<NodeId> vppNodes) {
187 for (NodeId vppNode : vppNodes) {
189 LOG.debug("Creating VLAN bridge-domain {} on node {} with VLAN ID {}", bd, vppNode.getValue(),
191 bdManager.createVlanBridgeDomainOnVppNode(bd, vlanId, vppNode).get(WAIT_FOR_BD_PROCESSING,
193 } catch (InterruptedException | ExecutionException e) {
194 LOG.warn("VLAN Bridge domain {} was not created on node {}", bd, vppNode.getValue(), e);
195 } catch (TimeoutException e) {
196 LOG.warn("Probably, VLAN Bridge domain {} was not created on node {} because BridgeDomainManager "
197 + "did not respond by {} seconds. Check VBD log for more details",
198 bd, vppNode.getValue(), WAIT_FOR_BD_PROCESSING, e);
203 void removeBridgeDomainOnNodes(final SetMultimap<String, NodeId> vppNodesByBridgeDomain) {
204 for (String bd : vppNodesByBridgeDomain.keySet()) {
205 Set<NodeId> vppNodes = vppNodesByBridgeDomain.get(bd);
206 for (NodeId vppNode : vppNodes) {
208 bdManager.removeBridgeDomainFromVppNode(bd, vppNode).get(WAIT_FOR_BD_PROCESSING,
210 } catch (InterruptedException | ExecutionException e) {
211 LOG.warn("Bridge domain {} was not removed from node {}", bd, vppNode.getValue(), e);
212 } catch (TimeoutException e) {
213 LOG.warn("Probably, bridge domain {} was not removed from node {} because BridgeDomainManager "
214 + "did not respond by {} seconds. Check VBD log for more details",
215 bd, vppNode.getValue(), WAIT_FOR_BD_PROCESSING, e);
221 void createForwardingForEndpoint(RendererEndpointKey rEpKey, PolicyContext policyCtx) {
222 AddressEndpointWithLocation rEp = policyCtx.getAddrEpByKey().get(KeyFactory.addressEndpointKey(rEpKey));
224 if (ConfigUtil.getInstance().isLispOverlayEnabled()) {
225 lispStateManager.processCreateEndPoint(rEp);
226 if (ConfigUtil.getInstance().isL3FlatEnabled()) {
227 flatOverlayManager.configureEndpointForFlatOverlay(rEp);
228 loopbackManager.createSimpleLoopbackIfNeeded(rEp);
232 ExternalLocationCase rEpLoc = resolveAndValidateLocation(rEp);
233 if (rEpLoc == null || Strings.isNullOrEmpty(rEpLoc.getExternalNodeConnector())) {
234 // TODO add it to the status for renderer manager
235 LOG.info("Renderer endpoint does not have external-node-connector therefore it is ignored {}", rEp);
239 if (Strings.isNullOrEmpty(rEpLoc.getExternalNode())) {
240 java.util.Optional<String> optL2FloodDomain = resolveL2FloodDomain(rEp, policyCtx);
241 if (!optL2FloodDomain.isPresent()) {
242 // TODO add it to the status for renderer manager
243 LOG.info("Renderer endpoint does not have l2FloodDomain as network containment {}", rEp);
246 if (!ConfigUtil.getInstance().isL3FlatEnabled()) {
247 String l2FloodDomain = optL2FloodDomain.get();
249 ifaceManager.addBridgeDomainToInterface(l2FloodDomain, rEp, aclManager.resolveAclsOnInterface(
250 rEpKey, policyCtx).get(), isBviForEndpoint(rEp)).get();
251 LOG.debug("Interface added to bridge-domain {} for endpoint {}", l2FloodDomain, rEp);
253 } catch (InterruptedException | ExecutionException e) {
254 // TODO add it to the status for renderer manager
255 LOG.warn("Interface was not added to bridge-domain {} for endpoint {}", l2FloodDomain, rEp, e);
259 LOG.debug("Forwarding is not created - Location of renderer endpoint contains "
260 + "external-node therefore VPP renderer assumes that interface for endpoint is "
261 + "already assigned in bridge-domain representing external-node. {}", rEp);
265 private boolean isBviForEndpoint(AddressEndpointWithLocation rEp) {
266 List<ChildEndpoint> childEndpointList = rEp.getChildEndpoint();
267 VppEndpointKey vppEndpointKey;
268 if(childEndpointList == null || !childEndpointList.stream().findFirst().isPresent()) {
270 new VppEndpointKey(rEp.getAddress(), rEp.getAddressType(), rEp.getContextId(), rEp.getContextType());
272 java.util.Optional<ChildEndpoint> childEndpointOpt = childEndpointList.stream().findFirst();
274 new VppEndpointKey(childEndpointOpt.get().getAddress(), childEndpointOpt.get().getAddressType(),
275 childEndpointOpt.get().getContextId(), childEndpointOpt.get().getContextType());
277 ReadOnlyTransaction rTx = dataBroker.newReadOnlyTransaction();
278 Optional<VppEndpoint> vppEndpointOptional =
279 DataStoreHelper.readFromDs(LogicalDatastoreType.CONFIGURATION,
280 InstanceIdentifier.builder(Config.class).child(VppEndpoint.class, vppEndpointKey).build(), rTx);
282 if (vppEndpointOptional.isPresent()) {
283 InterfaceTypeChoice interfaceTypeChoice = vppEndpointOptional.get().getInterfaceTypeChoice();
284 if (interfaceTypeChoice instanceof LoopbackCase) {
285 LOG.trace("Found new BVI interface: {}", rEp.getKey());
286 return ((LoopbackCase) interfaceTypeChoice).isBvi();
293 void removeForwardingForEndpoint(RendererEndpointKey rEpKey, PolicyContext policyCtx) {
294 AddressEndpointWithLocation rEp = policyCtx.getAddrEpByKey().get(KeyFactory.addressEndpointKey(rEpKey));
295 ExternalLocationCase rEpLoc = resolveAndValidateLocation(rEp);
297 if (ConfigUtil.getInstance().isLispOverlayEnabled()) {
298 lispStateManager.processDeleteEndpoint(rEp);
299 if (ConfigUtil.getInstance().isL3FlatEnabled()) {
300 flatOverlayManager.deleteStaticRoutingEntry(rEp);
304 if (rEpLoc == null || Strings.isNullOrEmpty(rEpLoc.getExternalNodeConnector())) {
305 // nothing was created for endpoint therefore nothing is removed
308 if (!Strings.isNullOrEmpty(rEpLoc.getExternalNode())) {
310 ifaceManager.deleteBridgeDomainFromInterface(rEp).get();
311 LOG.debug("bridge-domain was deleted from interface for endpoint {}", rEp);
312 } catch (InterruptedException | ExecutionException e) {
313 // TODO add it to the status for renderer manager
314 LOG.warn("bridge-domain was not deleted from interface for endpoint {}", rEp, e);
317 LOG.debug("Forwarding is not removed - Location of renderer endpoint does not contain "
318 + "external-node therefore VPP renderer assumes that interface for endpoint is not "
319 + "assigned to bridge-domain representing external-node. {}", rEp);
323 static ExternalLocationCase resolveAndValidateLocation(AddressEndpointWithLocation addrEpWithLoc) {
324 if (addrEpWithLoc.getAbsoluteLocation() != null
325 && addrEpWithLoc.getAbsoluteLocation().getLocationType() != null) {
326 LocationType locationType = addrEpWithLoc.getAbsoluteLocation().getLocationType();
327 if (!(locationType instanceof ExternalLocationCase)) {
328 throw new IllegalStateException("Endpoint does not have external location " + addrEpWithLoc);
330 ExternalLocationCase result = (ExternalLocationCase) locationType;
331 if (result.getExternalNodeMountPoint() == null) {
332 throw new IllegalStateException("Endpoint does not have external-node-mount-point " + addrEpWithLoc);
339 static java.util.Optional<String> resolveL2FloodDomain(@Nonnull AddressEndpointWithLocation ep,
340 @Nonnull PolicyContext policyCtx) {
341 NetworkContainment netCont = ep.getNetworkContainment();
342 if (netCont == null) {
343 return java.util.Optional.empty();
345 Containment containment = netCont.getContainment();
346 if (containment instanceof ForwardingContextContainment) {
347 ForwardingContextContainment fwCtxCont = (ForwardingContextContainment) containment;
348 if (L2FloodDomain.class.equals(fwCtxCont.getContextType())) {
349 return fwCtxCont.getContextId() == null ? java.util.Optional.empty() : java.util.Optional
350 .of(fwCtxCont.getContextId().getValue());
353 if (containment instanceof NetworkDomainContainment) {
354 final NetworkDomainContainment netDomainCont = (NetworkDomainContainment) containment;
355 final TenantId tenantId = ep.getTenant();
356 final NetworkDomainId domainId = netDomainCont.getNetworkDomainId();
357 final Class<? extends NetworkDomain> domainKey = netDomainCont.getNetworkDomainType();
358 final RendererNetworkDomainKey rendererNetworkDomainKey = new RendererNetworkDomainKey(domainId, domainKey);
359 final RendererNetworkDomain rendererNetworkDomain =
360 policyCtx.getNetworkDomainTable().get(tenantId, rendererNetworkDomainKey);
361 if (rendererNetworkDomain == null) {
362 LOG.debug("Network domain not found. Containment: {}", containment);
363 return java.util.Optional.empty();
365 java.util.Optional<String> optL2Fd = getForwardingCtxForParent(ep.getTenant(),
366 rendererNetworkDomain.getParent(), policyCtx.getForwardingCtxTable())
367 .filter(fwdCtx -> L2FloodDomain.class.equals(fwdCtx.getContextType()))
368 .map(RendererForwardingContext::getContextId)
369 .map(ContextId::getValue);
370 if (!optL2Fd.isPresent()) {
371 LOG.debug("network-domain-containment in endpoint does not have L2-flood-domain as parent. "
372 + "This case is not supported in VPP renderer. {}", ep);
376 return java.util.Optional.empty();
379 private static @Nonnull java.util.Optional<RendererForwardingContext> getForwardingCtxForParent(
380 @Nullable TenantId tenant, @Nullable Parent parent,
381 Table<TenantId, RendererForwardingContextKey, RendererForwardingContext> forwardingCtxTable) {
382 if (tenant == null || parent == null) {
383 return java.util.Optional.empty();
385 if (parent.getContextId() != null && parent.getContextType() != null) {
386 return java.util.Optional.ofNullable(forwardingCtxTable.get(tenant,
387 new RendererForwardingContextKey(parent.getContextId(), parent.getContextType())));
389 return java.util.Optional.empty();
392 private static Optional<Endpoints> checkEndpoints(PolicyContext ctx) {
393 Optional<PolicyContext> contextOptional = Optional.fromNullable(ctx);
394 if (contextOptional.isPresent()) {
395 Optional<RendererPolicy> policyOptional = Optional.fromNullable(contextOptional.get().getPolicy());
396 if (policyOptional.isPresent()) {
397 Optional<Configuration> configOptional = Optional.fromNullable(policyOptional.get().getConfiguration());
398 if (configOptional.isPresent()) {
399 return Optional.fromNullable(configOptional.get().getEndpoints());
403 return Optional.absent();
407 void createNatEntries(@Nonnull PolicyContext after) {
408 LOG.info("Resolving NAT for cfg version {}", after.getPolicy().getVersion());
409 Preconditions.checkArgument(checkEndpoints(after).isPresent());
410 final Table<NodeId, Long, List<MappingEntryBuilder>> staticEntries =
411 resolveStaticNatTableEntries(checkEndpoints(after).get());
412 Map<NodeId, NatInstanceCommandBuilder> natByNode = natManager.staticEntries(staticEntries);
413 natManager.dynamicEntries(after, natByNode);
414 natManager.submitNatChanges(natByNode);
417 void syncNatEntries(@Nonnull PolicyContext before,@Nonnull PolicyContext after) {
418 LOG.info("Syncing NAT entries for version {}", after.getPolicy().getVersion());
419 Optional<Endpoints> endpointsBeforeOptional = checkEndpoints(before);
421 Endpoints endpointsAfter = null;
422 Optional<Endpoints> endpointsAfterOptional = checkEndpoints(after);
423 if (endpointsAfterOptional != null && endpointsAfterOptional.isPresent()) {
424 endpointsAfter = endpointsAfterOptional.get();
427 if (endpointsBeforeOptional.isPresent()) {
428 natManager.clearNodes(endpointsBeforeOptional.get(), endpointsAfter);
431 if (endpointsAfter != null) {
432 createNatEntries(after);
436 void deleteNatEntries(@Nonnull PolicyContext before) {
437 Optional<Endpoints> endpointsBeforeOptional = checkEndpoints(before);
438 if (endpointsBeforeOptional.isPresent()) {
439 natManager.clearNodes(endpointsBeforeOptional.get(), null);
443 private ImmutableTable<NodeId, Long, List<MappingEntryBuilder>> resolveStaticNatTableEntries(
444 @Nonnull Endpoints endpoints) {
445 Table<NodeId, Long, List<MappingEntryBuilder>> resultBuilder = HashBasedTable.create();
446 List<Predicate<AddressEndpointWithLocation>> filter = Lists.newArrayList();
447 filter.add(ep -> ep.getAugmentation(NatAddressRenderer.class) != null);
448 filter.add(ep -> resolveEpIpAddressForSnat(ep) != null);
449 filter.add(ep -> ep.getAbsoluteLocation() != null);
450 filter.add(ep -> ep.getAbsoluteLocation().getLocationType() instanceof ExternalLocationCase);
451 filter.add(ep -> ep.getAugmentation(NatAddressRenderer.class) != null);
452 filter.add(ep -> ep.getAugmentation(NatAddressRenderer.class).getNatAddress() != null);
453 filter.add(ep -> ep.getAugmentation(NatAddressRenderer.class).getNatAddress().getIpv4Address() != null);
455 endpoints.getAddressEndpointWithLocation().forEach(addrEp -> {
456 if (!filter.stream().allMatch(f -> f.apply(addrEp))) {
459 String endpointIP = resolveEpIpAddressForSnat(addrEp);
460 NatAddressRenderer natAddr = addrEp.getAugmentation(NatAddressRenderer.class);
461 NodeId nodeId = ((ExternalLocationCase) addrEp.getAbsoluteLocation().getLocationType())
462 .getExternalNodeMountPoint().firstKeyOf(Node.class).getNodeId();
463 Optional<MappingEntryBuilder> entry =
464 NatUtil.createStaticEntry(endpointIP, natAddr.getNatAddress().getIpv4Address());
465 if (entry.isPresent()) {
466 long tenantId = flatOverlayManager.getVni(addrEp.getTenant().getValue());
467 if (resultBuilder.get(nodeId, tenantId) != null) {
468 resultBuilder.get(nodeId, tenantId).add(entry.get());
470 resultBuilder.put(nodeId, tenantId, Lists.newArrayList(entry.get()));
474 return ImmutableTable.copyOf(resultBuilder);
477 private String resolveEpIpAddressForSnat(AddressEndpointWithLocation addrEp) {
478 LOG.trace("Resolving Ep IP address for SNAT from Address endpoint: {}", addrEp);
479 if (addrEp.getAddressType().equals(MacAddressType.class)) {
480 ParentEndpointChoice parentEndpointChoice = addrEp.getParentEndpointChoice();
481 if (parentEndpointChoice instanceof ParentEndpointCase
482 && !((ParentEndpointCase) parentEndpointChoice).getParentEndpoint().isEmpty()) {
483 ParentEndpoint parentEndpoint = ((ParentEndpointCase) parentEndpointChoice).getParentEndpoint().get(0);
484 if (parentEndpoint.getAddressType().equals(IpPrefixType.class)) {
485 String[] ipWithPrefix = parentEndpoint.getAddress().split("/");
486 LOG.trace("Resolved Ep IP address for SNAT. Resolved IP Address: {}", ipWithPrefix[0]);
487 return ipWithPrefix[0];
489 LOG.warn("Endpoint {} Does not have a Parent Ep with IP for SNAT. skipping processing of SNAT",
495 LOG.warn("Endpoint {} Does not contain IP address for SNAT. skipping processing of SNAT", addrEp);
498 } else if (addrEp.getAddressType().equals(IpPrefixType.class)) {
499 String ipAddress = addrEp.getAddress().split("/")[0];
500 LOG.trace("Resolved Ep IP address for SNAT. Resolved IP Address: {}", ipAddress);
507 void setTimer(byte time) {
508 WAIT_FOR_BD_PROCESSING = time;
511 void syncRouting(PolicyContext policyCtx) {
512 Configuration cfg = policyCtx.getPolicy().getConfiguration();
513 if (cfg != null && cfg.getRendererForwarding() != null) {
514 for (RendererForwardingByTenant fwd : cfg.getRendererForwarding().getRendererForwardingByTenant()) {
519 List<InstanceIdentifier<PhysicalInterface>>
520 physIfacesIid = resolvePhysicalInterfacesForNat(fwd.getRendererNetworkDomain());
521 Map<InstanceIdentifier<Node>, RoutingCommand> routingCommandMap =
522 routingManager.createRouting(fwd, physIfacesIid, General.Operations.PUT);
524 routingCommandMap.forEach((node, command) -> {
525 if (command != null && routingManager.submitRouting(command, node)) {
526 LOG.debug("Routing was successfully applied: {}.", command);
533 void deleteRouting(PolicyContext policyCtx) {
534 Configuration cfg = policyCtx.getPolicy().getConfiguration();
535 if (cfg != null && cfg.getRendererForwarding() != null) {
536 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 List<InstanceIdentifier<PhysicalInterface>> resolvePhysicalInterfacesForNat(
554 List<RendererNetworkDomain> rendNetDomains) {
555 List<InstanceIdentifier<PhysicalInterface>> physIfaces = new ArrayList<>();
556 for (RendererNetworkDomain rendDomain : rendNetDomains) {
557 Optional<IpPrefix> resolvedIpPrefix = resolveIpPrefix(rendDomain);
558 if (resolvedIpPrefix.isPresent()) {
559 List<InstanceIdentifier<PhysicalInterface>> resPhIface =
560 NatUtil.resolvePhysicalInterface(resolvedIpPrefix.get(), dataBroker.newReadOnlyTransaction());
561 if (!resPhIface.isEmpty()) {
562 physIfaces.addAll(resPhIface);
569 public static Optional<IpPrefix> resolveIpPrefix(RendererNetworkDomain rendDomain) {
570 SubnetAugmentRenderer subnetAug = rendDomain.getAugmentation(SubnetAugmentRenderer.class);
571 if (subnetAug.getSubnet() != null) {
572 return Optional.of(subnetAug.getSubnet().getIpPrefix());
574 return Optional.absent();
577 List<DhcpRelayCommand> createDhcpRelay(RendererForwarding rendererForwarding,
578 SetMultimap<String, NodeId> vppNodesByL2Fd) {
579 for (RendererForwardingByTenant forwardingByTenant : rendererForwarding.getRendererForwardingByTenant()) {
580 long vni_vrfid = NeutronTenantToVniMapper.getInstance().getVni(forwardingByTenant.getTenantId().getValue());
581 for (RendererNetworkDomain networkDomain : forwardingByTenant.getRendererNetworkDomain()) {
582 org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev170511.has.subnet.Subnet
583 subnet = networkDomain.getAugmentation((SubnetAugmentRenderer.class)).getSubnet();
584 if (subnet.isIsTenant()) {
585 LOG.trace("Creating Dhcp Relay from subnet: {}, vrfid: {}, vppNodesByL2Fd: {}", subnet, vni_vrfid,
587 return dhcpRelayHandler.getCreatedIpv4DhcpRelays(vni_vrfid, subnet, vppNodesByL2Fd);
591 return new ArrayList<>();
594 List<DhcpRelayCommand> deleteDhcpRelay(RendererForwarding rendererForwarding, SetMultimap<String,
595 NodeId> vppNodesByL2Fd) {
596 for (RendererForwardingByTenant forwardingByTenant : rendererForwarding.getRendererForwardingByTenant()) {
597 long vni_vrfid = NeutronTenantToVniMapper.getInstance().getVni(forwardingByTenant.getTenantId().getValue());
598 for (RendererNetworkDomain networkDomain : forwardingByTenant.getRendererNetworkDomain()) {
599 org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev170511.has.subnet.Subnet
600 subnet = networkDomain.getAugmentation((SubnetAugmentRenderer.class)).getSubnet();
601 if (subnet.isIsTenant()) {
602 return dhcpRelayHandler.getDeletedIpv4DhcpRelays(vni_vrfid, subnet, vppNodesByL2Fd);
606 return new ArrayList<>();
609 void syncDhcpRelay(List<DhcpRelayCommand> createdDhcpRelays, List<DhcpRelayCommand> deletedDhcpRelays) {
610 deletedDhcpRelays.stream().filter(deleteCommand -> !createdDhcpRelays.contains(deleteCommand))
611 .forEach(dhcpRelayHandler::submitDhcpRelay);
613 createdDhcpRelays.stream().filter(createCommand -> !deletedDhcpRelays.contains(createCommand))
614 .forEach(dhcpRelayHandler::submitDhcpRelay);