Laszlo Papp | 5bdd0e4 | 2017-10-27 10:18:21 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017-present Open Networking Foundation |
| 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.net.optical.util; |
| 18 | |
| 19 | import org.onosproject.net.optical.OduCltPort; |
| 20 | |
| 21 | import org.onosproject.core.ApplicationId; |
| 22 | import org.onosproject.net.CltSignalType; |
| 23 | import org.onosproject.net.ConnectPoint; |
| 24 | import org.onosproject.net.Device; |
| 25 | import org.onosproject.net.OchSignal; |
| 26 | import org.onosproject.net.OduSignalType; |
| 27 | import org.onosproject.net.Port; |
| 28 | import org.onosproject.net.device.DeviceService; |
| 29 | import org.onosproject.net.intent.Intent; |
| 30 | import org.onosproject.net.intent.Key; |
| 31 | import org.onosproject.net.intent.OpticalCircuitIntent; |
| 32 | import org.onosproject.net.intent.OpticalConnectivityIntent; |
| 33 | import org.onosproject.net.intent.OpticalOduIntent; |
| 34 | import org.onosproject.net.optical.OchPort; |
| 35 | |
| 36 | import static org.onosproject.net.optical.device.OpticalDeviceServiceView.opticalView; |
| 37 | |
| 38 | import org.slf4j.Logger; |
| 39 | import static org.slf4j.LoggerFactory.getLogger; |
| 40 | |
| 41 | /** |
| 42 | * Utility class for optical intents. |
| 43 | */ |
| 44 | public final class OpticalIntentUtility { |
| 45 | |
| 46 | private static final Logger log = getLogger(OpticalIntentUtility.class); |
| 47 | |
| 48 | private OpticalIntentUtility() { |
| 49 | } |
| 50 | |
| 51 | /** |
| 52 | * Returns a new optical intent created from the method parameters. |
| 53 | * |
| 54 | * @param ingress ingress description (device/port) |
| 55 | * @param egress egress description (device/port) |
| 56 | * @param deviceService device service |
| 57 | * @param key intent key |
| 58 | * @param appId application id |
| 59 | * @param bidirectional if this argument is true, the optical link created |
| 60 | * will be bidirectional, otherwise the link will be unidirectional. |
| 61 | * @param signal optical signal |
| 62 | * |
| 63 | * @return created intent |
| 64 | */ |
| 65 | public static Intent createOpticalIntent(ConnectPoint ingress, ConnectPoint |
| 66 | egress, DeviceService deviceService, Key key, ApplicationId appId, boolean |
| 67 | bidirectional, OchSignal signal) { |
| 68 | |
| 69 | Intent intent = null; |
| 70 | |
| 71 | if (ingress == null || egress == null) { |
| 72 | log.debug("Invalid endpoint(s); could not create optical intent"); |
| 73 | return intent; |
| 74 | } |
| 75 | |
| 76 | DeviceService ds = opticalView(deviceService); |
| 77 | |
| 78 | Port srcPort = ds.getPort(ingress.deviceId(), ingress.port()); |
| 79 | Port dstPort = ds.getPort(egress.deviceId(), egress.port()); |
| 80 | |
| 81 | if (srcPort instanceof OduCltPort && dstPort instanceof OduCltPort) { |
| 82 | Device srcDevice = ds.getDevice(ingress.deviceId()); |
| 83 | Device dstDevice = ds.getDevice(egress.deviceId()); |
| 84 | |
| 85 | // continue only if both OduClt port's Devices are of the same type |
| 86 | if (!(srcDevice.type().equals(dstDevice.type()))) { |
| 87 | log.debug("Devices without same deviceType: SRC=%s and DST=%s", srcDevice.type(), dstDevice.type()); |
| 88 | return intent; |
| 89 | } |
| 90 | |
| 91 | CltSignalType signalType = ((OduCltPort) srcPort).signalType(); |
| 92 | if (Device.Type.ROADM.equals(srcDevice.type()) || |
| 93 | Device.Type.ROADM_OTN.equals(srcDevice.type())) { |
| 94 | intent = OpticalCircuitIntent.builder() |
| 95 | .appId(appId) |
| 96 | .key(key) |
| 97 | .src(ingress) |
| 98 | .dst(egress) |
| 99 | .signalType(signalType) |
| 100 | .bidirectional(bidirectional) |
| 101 | .build(); |
| 102 | } else if (Device.Type.OTN.equals(srcDevice.type())) { |
| 103 | intent = OpticalOduIntent.builder() |
| 104 | .appId(appId) |
| 105 | .key(key) |
| 106 | .src(ingress) |
| 107 | .dst(egress) |
| 108 | .signalType(signalType) |
| 109 | .bidirectional(bidirectional) |
| 110 | .build(); |
| 111 | } else { |
| 112 | log.debug("Wrong Device Type for connect points %s and %s", ingress, egress); |
| 113 | } |
| 114 | } else if (srcPort instanceof OchPort && dstPort instanceof OchPort) { |
| 115 | OduSignalType signalType = ((OchPort) srcPort).signalType(); |
| 116 | intent = OpticalConnectivityIntent.builder() |
| 117 | .appId(appId) |
| 118 | .key(key) |
| 119 | .src(ingress) |
| 120 | .dst(egress) |
| 121 | .signalType(signalType) |
| 122 | .bidirectional(bidirectional) |
| 123 | .ochSignal(signal) |
| 124 | .build(); |
| 125 | } else { |
| 126 | log.debug("Unable to create optical intent between connect points %s and %s", ingress, egress); |
| 127 | } |
| 128 | |
| 129 | return intent; |
| 130 | } |
| 131 | } |