[ONOS-6183] NET l3VPN structure and store implementation
Change-Id: I2fc9054dba07ef522b3cc879810422bd0f1f5de4
diff --git a/apps/l3vpn/netl3vpn/src/main/java/org/onosproject/l3vpn/netl3vpn/impl/DistributedNetL3VpnStore.java b/apps/l3vpn/netl3vpn/src/main/java/org/onosproject/l3vpn/netl3vpn/impl/DistributedNetL3VpnStore.java
new file mode 100644
index 0000000..baf3bc4
--- /dev/null
+++ b/apps/l3vpn/netl3vpn/src/main/java/org/onosproject/l3vpn/netl3vpn/impl/DistributedNetL3VpnStore.java
@@ -0,0 +1,250 @@
+/*
+ * Copyright 2017-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.l3vpn.netl3vpn.impl;
+
+import com.google.common.collect.ImmutableSet;
+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.onlab.util.KryoNamespace;
+import org.onosproject.l3vpn.netl3vpn.AccessInfo;
+import org.onosproject.l3vpn.netl3vpn.BgpInfo;
+import org.onosproject.l3vpn.netl3vpn.DeviceInfo;
+import org.onosproject.l3vpn.netl3vpn.FullMeshVpnConfig;
+import org.onosproject.l3vpn.netl3vpn.HubSpokeVpnConfig;
+import org.onosproject.l3vpn.netl3vpn.InterfaceInfo;
+import org.onosproject.l3vpn.netl3vpn.ProtocolInfo;
+import org.onosproject.l3vpn.netl3vpn.RouteProtocol;
+import org.onosproject.l3vpn.netl3vpn.VpnConfig;
+import org.onosproject.l3vpn.netl3vpn.VpnInstance;
+import org.onosproject.l3vpn.netl3vpn.VpnType;
+import org.onosproject.l3vpn.netl3vpn.NetL3VpnStore;
+import org.onosproject.net.DeviceId;
+import org.onosproject.store.serializers.KryoNamespaces;
+import org.onosproject.store.service.ConsistentMap;
+import org.onosproject.store.service.DistributedSet;
+import org.onosproject.store.service.Serializer;
+import org.onosproject.store.service.StorageService;
+import org.onosproject.yang.model.LeafListKey;
+import org.onosproject.yang.model.ListKey;
+import org.onosproject.yang.model.NodeKey;
+import org.onosproject.yang.model.ResourceId;
+import org.onosproject.yang.model.SchemaId;
+import org.slf4j.Logger;
+
+import java.util.Map;
+import java.util.stream.Collectors;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Manages the pool of available VPN instances and its associated devices
+ * and interface information.
+ */
+@Component(immediate = true)
+@Service
+public class DistributedNetL3VpnStore implements NetL3VpnStore {
+
+ private static final Serializer L3VPN_SERIALIZER = Serializer
+ .using(new KryoNamespace.Builder().register(KryoNamespaces.API)
+ .register(KryoNamespaces.API)
+ .register(VpnInstance.class)
+ .register(VpnType.class)
+ .register(VpnConfig.class)
+ .register(FullMeshVpnConfig.class)
+ .register(HubSpokeVpnConfig.class)
+ .register(DeviceInfo.class)
+ .register(ResourceId.class)
+ .register(NodeKey.class)
+ .register(SchemaId.class)
+ .register(LeafListKey.class)
+ .register(ListKey.class)
+ .register(AccessInfo.class)
+ .register(BgpInfo.class)
+ .register(RouteProtocol.class)
+ .register(ProtocolInfo.class)
+ .build());
+
+ private static final String FREE_ID_NULL = "Free ID cannot be null";
+ private static final String VPN_NAME_NULL = "VPN name cannot be null";
+ private static final String VPN_INS_NULL = "VPN instance cannot be null";
+ private static final String ACCESS_INFO_NULL = "Access info cannot be null";
+ private static final String BGP_INFO_NULL = "BGP info cannot be null";
+ private static final String INT_INFO_NULL = "Interface info cannot be null";
+ private static final String DEV_ID_NULL = "Device Id cannot be null";
+
+ private final Logger log = getLogger(getClass());
+
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected StorageService storageService;
+
+ /**
+ * Freed id list of NET L3VPN.
+ */
+ private DistributedSet<Long> freedIdList;
+
+ /**
+ * Map of interface info with access info as key.
+ */
+ private ConsistentMap<AccessInfo, InterfaceInfo> intInfoMap;
+
+ /**
+ * Map of VPN instance with VPN name as key.
+ */
+ private ConsistentMap<String, VpnInstance> vpnInsMap;
+
+ /**
+ * Map of BGP information and the device id.
+ */
+ private ConsistentMap<BgpInfo, DeviceId> bgpInfoMap;
+
+ @Activate
+ protected void activate() {
+ vpnInsMap = storageService.<String, VpnInstance>consistentMapBuilder()
+ .withName("onos-l3vpn-instance-map")
+ .withSerializer(L3VPN_SERIALIZER)
+ .build();
+
+ intInfoMap = storageService
+ .<AccessInfo, InterfaceInfo>consistentMapBuilder()
+ .withName("onos-l3vpn-int-info-map")
+ .withSerializer(L3VPN_SERIALIZER)
+ .build();
+
+ bgpInfoMap = storageService.<BgpInfo, DeviceId>consistentMapBuilder()
+ .withName("onos-l3vpn-bgp-info-map")
+ .withSerializer(L3VPN_SERIALIZER)
+ .build();
+
+ freedIdList = storageService.<Long>setBuilder()
+ .withName("onos-l3vpn-id-freed-list")
+ .withSerializer(Serializer.using(KryoNamespaces.API))
+ .build()
+ .asDistributedSet();
+
+ log.info("Started");
+ }
+
+ @Deactivate
+ protected void deactivate() {
+ log.info("Stopped");
+ }
+
+ @Override
+ public Iterable<Long> getFreedIdList() {
+ return ImmutableSet.copyOf(freedIdList);
+ }
+
+ @Override
+ public Map<String, VpnInstance> getVpnInstances() {
+ return vpnInsMap.entrySet().stream()
+ .collect(Collectors.toMap(Map.Entry::getKey, e -> e.getValue()
+ .value()));
+ }
+
+ @Override
+ public Map<BgpInfo, DeviceId> getBgpInfo() {
+ return bgpInfoMap.entrySet().stream()
+ .collect(Collectors.toMap(Map.Entry::getKey, e -> e.getValue()
+ .value()));
+ }
+
+ @Override
+ public Map<AccessInfo, InterfaceInfo> getInterfaceInfo() {
+ return intInfoMap.entrySet().stream()
+ .collect(Collectors.toMap(Map.Entry::getKey, e -> e.getValue()
+ .value()));
+ }
+
+ @Override
+ public void addIdToFreeList(Long id) {
+ checkNotNull(id, FREE_ID_NULL);
+ freedIdList.add(id);
+ }
+
+ @Override
+ public void addVpnInsIfAbsent(String name, VpnInstance instance) {
+ checkNotNull(name, VPN_NAME_NULL);
+ checkNotNull(instance, VPN_INS_NULL);
+ vpnInsMap.putIfAbsent(name, instance);
+ }
+
+ @Override
+ public void addInterfaceInfo(AccessInfo accessInfo, InterfaceInfo intInfo) {
+ checkNotNull(accessInfo, ACCESS_INFO_NULL);
+ checkNotNull(intInfo, INT_INFO_NULL);
+ intInfoMap.putIfAbsent(accessInfo, intInfo);
+ }
+
+ @Override
+ public void addBgpInfo(BgpInfo bgpInfo, DeviceId devId) {
+ checkNotNull(devId, BGP_INFO_NULL);
+ checkNotNull(devId, DEV_ID_NULL);
+ bgpInfoMap.put(bgpInfo, devId);
+ }
+
+ @Override
+ public boolean removeInterfaceInfo(AccessInfo accessInfo) {
+ checkNotNull(accessInfo, ACCESS_INFO_NULL);
+
+ if (intInfoMap.remove(accessInfo) == null) {
+ log.error("Interface info deletion for access info {} has failed.",
+ accessInfo.toString());
+ return false;
+ }
+ return true;
+ }
+
+ @Override
+ public boolean removeVpnInstance(String vpnName) {
+ checkNotNull(vpnName, VPN_NAME_NULL);
+
+ if (vpnInsMap.remove(vpnName) == null) {
+ log.error("Vpn instance deletion for vpn name {} has failed.",
+ vpnName);
+ return false;
+ }
+ return true;
+ }
+
+ @Override
+ public boolean removeIdFromFreeList(Long id) {
+ checkNotNull(id, FREE_ID_NULL);
+
+ if (!freedIdList.remove(id)) {
+ log.error("Id from free id list {} deletion has failed.",
+ id.toString());
+ return false;
+ }
+ return true;
+ }
+
+ @Override
+ public boolean removeBgpInfo(BgpInfo bgpInfo) {
+ checkNotNull(bgpInfo, BGP_INFO_NULL);
+
+ if (bgpInfoMap.remove(bgpInfo) == null) {
+ log.error("Device id deletion for BGP info {} has failed.",
+ bgpInfo.toString());
+ return false;
+ }
+ return true;
+ }
+}