2 * Copyright (c) 2015 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
8 package org.opendaylight.groupbasedpolicy.neutron.mapper.mapping;
10 import static com.google.common.base.Preconditions.checkNotNull;
12 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
13 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
14 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
15 import org.opendaylight.groupbasedpolicy.neutron.mapper.EndpointRegistrator;
16 import org.opendaylight.groupbasedpolicy.neutron.mapper.util.MappingUtils;
17 import org.opendaylight.groupbasedpolicy.neutron.mapper.util.NetworkUtils;
18 import org.opendaylight.groupbasedpolicy.neutron.mapper.util.Utils;
19 import org.opendaylight.groupbasedpolicy.util.DataStoreHelper;
20 import org.opendaylight.groupbasedpolicy.util.IidFactory;
21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.ContextId;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.L3ContextId;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.Name;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.NetworkDomainId;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.SubnetId;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.TenantId;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev160427.L2FloodDomain;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev160427.SubnetAugmentForwarding;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev160427.SubnetAugmentForwardingBuilder;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev160427.has.subnet.SubnetBuilder;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.rev160427.forwarding.forwarding.by.tenant.NetworkDomain;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.rev160427.forwarding.forwarding.by.tenant.NetworkDomainBuilder;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.policy.rev140421.tenants.tenant.forwarding.context.Subnet;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.networks.rev150712.networks.attributes.networks.Network;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150712.Neutron;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.Subnets;
38 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
39 import org.slf4j.Logger;
40 import org.slf4j.LoggerFactory;
42 import com.google.common.base.Optional;
43 import com.google.common.base.Strings;
45 public class NeutronSubnetAware implements
46 NeutronAware<org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet> {
48 private final static Logger LOG = LoggerFactory.getLogger(NeutronSubnetAware.class);
49 public static final InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet> SUBNET_WILDCARD_IID =
50 InstanceIdentifier.builder(Neutron.class)
52 .child(org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet.class)
54 private final DataBroker dataProvider;
55 private final EndpointRegistrator epRegistrator;
57 public NeutronSubnetAware(DataBroker dataProvider, EndpointRegistrator epRegistrator) {
58 this.dataProvider = checkNotNull(dataProvider);
59 this.epRegistrator = checkNotNull(epRegistrator);
63 public void onCreated(
64 org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet neutronSubnet,
66 LOG.trace("created subnet - {}", neutronSubnet);
67 ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
68 TenantId tenantId = new TenantId(neutronSubnet.getTenantId().getValue());
70 Optional<Network> potentialNetwork =
71 NetworkUtils.findNetwork(neutronSubnet.getNetworkId(), neutron.getNetworks());
72 if (!potentialNetwork.isPresent()) {
73 LOG.warn("Illegal state - network {} does not exist for subnet {}.",
74 neutronSubnet.getNetworkId().getValue(), neutronSubnet);
79 Network networkOfSubnet = potentialNetwork.get();
81 NetworkDomain subnetDomain = null;
82 if (NetworkUtils.isProviderPhysicalNetwork(networkOfSubnet)) {
83 // add virtual router IP only in case it is provider physical network
84 subnetDomain = createSubnet(neutronSubnet, neutronSubnet.getGatewayIp());
85 IpAddress gatewayIp = neutronSubnet.getGatewayIp();
86 boolean registeredDefaultRoute = epRegistrator.registerExternalL3PrefixEndpoint(MappingUtils.DEFAULT_ROUTE,
87 new L3ContextId(neutronSubnet.getNetworkId().getValue()), gatewayIp, tenantId);
88 if (!registeredDefaultRoute) {
89 LOG.warn("Could not add EndpointL3Prefix as default route. Subnet within provider physical network {}",
95 // virtual router IP is not set and it will be set when router gateway port is set
96 // or when a router port is attached to a network
97 subnetDomain = createSubnet(neutronSubnet, null);
99 processTenantSubnet(neutronSubnet, networkOfSubnet, tenantId, rwTx);
100 rwTx.put(LogicalDatastoreType.CONFIGURATION, IidFactory.subnetIid(tenantId, subnetDomain.getNetworkDomainId()), subnetDomain, true);
101 DataStoreHelper.submitToDs(rwTx);
104 public static NetworkDomain createSubnet(
105 org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet subnet,
106 IpAddress virtualRouterIp) {
107 SubnetBuilder sb = new SubnetBuilder();
108 sb.setIpPrefix(Utils.createIpPrefix(subnet.getCidr()));
109 sb.setVirtualRouterIp(virtualRouterIp);
110 NetworkDomainBuilder ndb = new NetworkDomainBuilder();
111 if (!Strings.isNullOrEmpty(subnet.getName())) {
113 ndb.setName(new Name(subnet.getName()));
114 } catch (Exception e) {
115 LOG.info("Name '{}' of Neutron Subnet '{}' is ignored.", subnet.getName(), subnet.getUuid().getValue());
116 LOG.debug("Name exception", e);
119 ndb.setNetworkDomainId(new NetworkDomainId(subnet.getUuid().getValue()));
120 ndb.setNetworkDomainType(MappingUtils.SUBNET);
121 ndb.setParent(MappingUtils.createParent(new NetworkDomainId(subnet.getUuid().getValue()), L2FloodDomain.class));
122 ndb.addAugmentation(SubnetAugmentForwarding.class, new SubnetAugmentForwardingBuilder().setSubnet(sb.build())
128 private void processTenantSubnet(org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet neutronSubnet, Network networkOfSubnet, TenantId tenantId, ReadWriteTransaction rwTx) {
129 Subnet subnet = null;
130 if (NetworkUtils.isProviderPhysicalNetwork(networkOfSubnet)) {
131 // add virtual router IP only in case it is provider physical network
132 subnet = createTenantSubnet(neutronSubnet, neutronSubnet.getGatewayIp());
133 IpAddress gatewayIp = neutronSubnet.getGatewayIp();
134 boolean registeredDefaultRoute = epRegistrator.registerExternalL3PrefixEndpoint(MappingUtils.DEFAULT_ROUTE,
135 new L3ContextId(neutronSubnet.getNetworkId().getValue()), gatewayIp, tenantId);
136 if (!registeredDefaultRoute) {
137 LOG.warn("Could not add EndpointL3Prefix as default route. Subnet within provider physical network {}",
143 // virtual router IP is not set and it will be set when router gateway port is set
144 // or when a router port is attached to a network
145 subnet = createTenantSubnet(neutronSubnet, null);
147 rwTx.put(LogicalDatastoreType.CONFIGURATION, IidFactory.subnetIid(tenantId, subnet.getId()), subnet, true);
151 public static Subnet createTenantSubnet(
152 org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet subnet,
153 IpAddress virtualRouterIp) {
154 org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.policy.rev140421.tenants.tenant.forwarding.context.SubnetBuilder subnetBuilder = new org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.policy.rev140421.tenants.tenant.forwarding.context.SubnetBuilder();
155 subnetBuilder.setId(new SubnetId(subnet.getUuid().getValue()));
156 subnetBuilder.setParent(new ContextId(subnet.getNetworkId().getValue()));
157 if (!Strings.isNullOrEmpty(subnet.getName())) {
159 subnetBuilder.setName(new Name(subnet.getName()));
160 } catch (Exception e) {
161 LOG.info("Name '{}' of Neutron Subnet '{}' is ignored.", subnet.getName(),
162 subnet.getUuid().getValue());
163 LOG.debug("Name exception", e);
166 subnetBuilder.setIpPrefix(Utils.createIpPrefix(subnet.getCidr()));
167 subnetBuilder.setVirtualRouterIp(virtualRouterIp);
168 return subnetBuilder.build();
172 public void onUpdated(
173 org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet oldItem,
174 org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet newItem,
175 Neutron oldNeutron, Neutron newNeutron) {
176 LOG.trace("updated subnet - {}", newItem);
177 onCreated(newItem, newNeutron);
181 public void onDeleted(
182 org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet neutronSubnet,
183 Neutron oldNeutron, Neutron newNeutron) {
184 LOG.trace("deleted subnet - {}", neutronSubnet);
185 ReadWriteTransaction rwTx = dataProvider.newReadWriteTransaction();
186 NetworkDomainId subnetId = new NetworkDomainId(neutronSubnet.getUuid().getValue());
187 TenantId tenantId = new TenantId(neutronSubnet.getTenantId().getValue());
188 Optional<NetworkDomain> potentialSubnetDomain = DataStoreHelper.removeIfExists(LogicalDatastoreType.CONFIGURATION,
189 IidFactory.subnetIid(tenantId, subnetId), rwTx);
190 if (!potentialSubnetDomain.isPresent()) {
191 LOG.warn("Illegal state - subnet network domain {} does not exist.", subnetId.getValue());
195 removeTenantSubnet(tenantId, new SubnetId(subnetId), rwTx);
197 // TODO remove default gateway EP in case when subnet is in provider physical network
199 DataStoreHelper.submitToDs(rwTx);
203 private void removeTenantSubnet(TenantId tenantId, SubnetId subnetId, ReadWriteTransaction rwTx) {
204 Optional<Subnet> potentialSubnet = DataStoreHelper.removeIfExists(LogicalDatastoreType.CONFIGURATION,
205 IidFactory.subnetIid(tenantId, subnetId), rwTx);
206 if (!potentialSubnet.isPresent()) {
207 LOG.warn("Illegal state - subnet {} does not exist.", subnetId.getValue());