Charles Chan | 82f1997 | 2016-05-17 13:13:55 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | 0947d7e | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Foundation |
Charles Chan | 82f1997 | 2016-05-17 13:13:55 -0700 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.onosproject.segmentrouting.config; |
| 18 | |
| 19 | import com.fasterxml.jackson.databind.JsonNode; |
| 20 | import com.fasterxml.jackson.databind.node.ObjectNode; |
| 21 | import com.google.common.collect.ImmutableSet; |
| 22 | import org.onlab.packet.VlanId; |
| 23 | import org.onosproject.core.ApplicationId; |
| 24 | import org.onosproject.net.DeviceId; |
| 25 | import org.onosproject.net.PortNumber; |
| 26 | import org.onosproject.net.config.Config; |
| 27 | import org.onosproject.segmentrouting.storekey.XConnectStoreKey; |
| 28 | |
| 29 | import java.util.Set; |
| 30 | |
| 31 | import static com.google.common.base.Preconditions.checkArgument; |
| 32 | |
| 33 | /** |
| 34 | * Configuration object for cross-connect. |
Charles Chan | 8d31633 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 35 | * |
| 36 | * @deprecated in ONOS 1.12. Replaced by {@link org.onosproject.segmentrouting.xconnect.impl.XconnectManager} |
Charles Chan | 82f1997 | 2016-05-17 13:13:55 -0700 | [diff] [blame] | 37 | */ |
Charles Chan | 8d31633 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 38 | @Deprecated |
Charles Chan | 82f1997 | 2016-05-17 13:13:55 -0700 | [diff] [blame] | 39 | public class XConnectConfig extends Config<ApplicationId> { |
| 40 | private static final String VLAN = "vlan"; |
| 41 | private static final String PORTS = "ports"; |
| 42 | private static final String NAME = "name"; // dummy field for naming |
| 43 | |
| 44 | private static final String UNEXPECTED_FIELD_NAME = "Unexpected field name"; |
| 45 | |
| 46 | @Override |
| 47 | public boolean isValid() { |
| 48 | try { |
| 49 | getXconnects().forEach(this::getPorts); |
| 50 | } catch (IllegalArgumentException e) { |
| 51 | return false; |
| 52 | } |
| 53 | return true; |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Returns all xconnect keys. |
| 58 | * |
| 59 | * @return all keys (device/vlan pairs) |
| 60 | * @throws IllegalArgumentException if wrong format |
| 61 | */ |
| 62 | public Set<XConnectStoreKey> getXconnects() { |
| 63 | ImmutableSet.Builder<XConnectStoreKey> builder = ImmutableSet.builder(); |
| 64 | object.fields().forEachRemaining(entry -> { |
| 65 | DeviceId deviceId = DeviceId.deviceId(entry.getKey()); |
| 66 | builder.addAll(getXconnects(deviceId)); |
| 67 | }); |
| 68 | return builder.build(); |
| 69 | } |
| 70 | |
| 71 | /** |
| 72 | * Returns xconnect keys of given device. |
| 73 | * |
| 74 | * @param deviceId ID of the device from which we want to get XConnect info |
| 75 | * @return xconnect keys (device/vlan pairs) of given device |
| 76 | * @throws IllegalArgumentException if wrong format |
| 77 | */ |
| 78 | public Set<XConnectStoreKey> getXconnects(DeviceId deviceId) { |
| 79 | ImmutableSet.Builder<XConnectStoreKey> builder = ImmutableSet.builder(); |
| 80 | JsonNode vlanPortPair = object.get(deviceId.toString()); |
| 81 | if (vlanPortPair != null) { |
| 82 | vlanPortPair.forEach(jsonNode -> { |
| 83 | if (!hasOnlyFields((ObjectNode) jsonNode, VLAN, PORTS, NAME)) { |
| 84 | throw new IllegalArgumentException(UNEXPECTED_FIELD_NAME); |
| 85 | } |
| 86 | VlanId vlanId = VlanId.vlanId((short) jsonNode.get(VLAN).asInt()); |
| 87 | builder.add(new XConnectStoreKey(deviceId, vlanId)); |
| 88 | }); |
| 89 | } |
| 90 | return builder.build(); |
| 91 | } |
| 92 | |
| 93 | /** |
| 94 | * Returns ports of given xconnect key. |
| 95 | * |
| 96 | * @param xconnect xconnect key |
| 97 | * @return set of two ports associated with given xconnect key |
| 98 | * @throws IllegalArgumentException if wrong format |
| 99 | */ |
| 100 | public Set<PortNumber> getPorts(XConnectStoreKey xconnect) { |
| 101 | ImmutableSet.Builder<PortNumber> builder = ImmutableSet.builder(); |
| 102 | object.get(xconnect.deviceId().toString()).forEach(vlanPortsPair -> { |
| 103 | if (xconnect.vlanId().toShort() == vlanPortsPair.get(VLAN).asInt()) { |
| 104 | int portCount = vlanPortsPair.get(PORTS).size(); |
| 105 | checkArgument(portCount == 2, |
| 106 | "Expect 2 ports but found " + portCount + " on " + xconnect); |
| 107 | vlanPortsPair.get(PORTS).forEach(portNode -> { |
| 108 | builder.add(PortNumber.portNumber(portNode.asInt())); |
| 109 | }); |
| 110 | } |
| 111 | }); |
| 112 | return builder.build(); |
| 113 | } |
| 114 | } |