Daniele Moro | 6f30ffd | 2019-12-06 16:10:40 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2019-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.opencord.kafka.integrations; |
| 18 | |
| 19 | import com.fasterxml.jackson.databind.JsonNode; |
| 20 | import com.fasterxml.jackson.databind.ObjectMapper; |
| 21 | import com.fasterxml.jackson.databind.node.ObjectNode; |
| 22 | import com.google.common.collect.ImmutableMap; |
| 23 | import org.apache.commons.lang3.tuple.Pair; |
| 24 | import org.onosproject.net.behaviour.BngProgrammable; |
| 25 | import org.onosproject.net.pi.runtime.PiCounterCellData; |
| 26 | import org.opencord.bng.BngStatsEvent; |
| 27 | import org.opencord.bng.BngStatsEventListener; |
| 28 | import org.opencord.bng.BngStatsEventSubject; |
| 29 | import org.opencord.bng.BngStatsService; |
| 30 | import org.opencord.kafka.EventBusService; |
| 31 | import org.osgi.service.component.annotations.Activate; |
| 32 | import org.osgi.service.component.annotations.Component; |
| 33 | import org.osgi.service.component.annotations.Deactivate; |
| 34 | import org.osgi.service.component.annotations.Reference; |
| 35 | import org.osgi.service.component.annotations.ReferenceCardinality; |
| 36 | import org.osgi.service.component.annotations.ReferencePolicy; |
| 37 | |
| 38 | import java.time.Instant; |
| 39 | import java.util.Map; |
| 40 | import java.util.concurrent.atomic.AtomicReference; |
| 41 | |
| 42 | /** |
| 43 | * Listens for statistic events from the BNG app and pushes them on a Kafka |
| 44 | * bus. |
| 45 | */ |
| 46 | @Component(immediate = true) |
| 47 | public class BngStatsKafkaIntegration extends AbstractKafkaIntegration { |
| 48 | |
Daniele Moro | 16600ce | 2020-01-15 12:00:05 -0800 | [diff] [blame] | 49 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 50 | protected EventBusService eventBusService; |
| 51 | |
| 52 | @Reference(cardinality = ReferenceCardinality.OPTIONAL, |
| 53 | policy = ReferencePolicy.DYNAMIC, |
| 54 | bind = "bindBngStatsService", |
| 55 | unbind = "unbindBngStatsService") |
| 56 | protected volatile BngStatsService ignore; |
| 57 | private final AtomicReference<BngStatsService> bngStatsServiceRef = new AtomicReference<>(); |
| 58 | |
kishore | efa3db5 | 2020-03-23 16:09:26 +0530 | [diff] [blame] | 59 | protected static final String TOPIC_STATS = "bng.stats"; |
Daniele Moro | 6f30ffd | 2019-12-06 16:10:40 -0800 | [diff] [blame] | 60 | private static final String SUBSCRIBER_S_TAG = "sTag"; |
| 61 | private static final String SUBSCRIBER_C_TAG = "cTag"; |
| 62 | |
Daniele Moro | 16600ce | 2020-01-15 12:00:05 -0800 | [diff] [blame] | 63 | private static final String UP_TX_BYTES = "upTxBytes"; |
| 64 | private static final String UP_TX_PACKETS = "upTxPackets"; |
Daniele Moro | 6f30ffd | 2019-12-06 16:10:40 -0800 | [diff] [blame] | 65 | |
| 66 | private static final String UP_RX_BYTES = "upRxBytes"; |
| 67 | private static final String UP_RX_PACKETS = "upRxPackets"; |
| 68 | |
| 69 | private static final String UP_DROP_BYTES = "upDropBytes"; |
| 70 | private static final String UP_DROP_PACKETS = "upDropPackets"; |
| 71 | |
| 72 | private static final String DOWN_RX_BYTES = "downRxBytes"; |
| 73 | private static final String DOWN_RX_PACKETS = "downRxPackets"; |
| 74 | |
| 75 | private static final String DOWN_TX_BYTES = "downTxBytes"; |
| 76 | private static final String DOWN_TX_PACKETS = "downTxPackets"; |
| 77 | |
| 78 | private static final String DOWN_DROP_BYTES = "downDropBytes"; |
| 79 | private static final String DOWN_DROP_PACKETS = "downDropPackets"; |
| 80 | |
| 81 | private static final String CONTROL_PACKETS = "controlPackets"; |
| 82 | |
| 83 | private static final ImmutableMap<BngProgrammable.BngCounterType, Pair<String, String>> MAP_COUNTERS = |
| 84 | ImmutableMap.<BngProgrammable.BngCounterType, Pair<String, String>>builder() |
| 85 | .put(BngProgrammable.BngCounterType.UPSTREAM_RX, Pair.of(UP_RX_BYTES, UP_RX_PACKETS)) |
| 86 | .put(BngProgrammable.BngCounterType.UPSTREAM_TX, Pair.of(UP_TX_BYTES, UP_TX_PACKETS)) |
| 87 | .put(BngProgrammable.BngCounterType.UPSTREAM_DROPPED, Pair.of(UP_DROP_BYTES, UP_DROP_PACKETS)) |
| 88 | |
| 89 | .put(BngProgrammable.BngCounterType.DOWNSTREAM_RX, Pair.of(DOWN_RX_BYTES, DOWN_RX_PACKETS)) |
| 90 | .put(BngProgrammable.BngCounterType.DOWNSTREAM_TX, Pair.of(DOWN_TX_BYTES, DOWN_TX_PACKETS)) |
| 91 | .put(BngProgrammable.BngCounterType.DOWNSTREAM_DROPPED, Pair.of(DOWN_DROP_BYTES, DOWN_DROP_PACKETS)) |
| 92 | .build(); |
| 93 | |
| 94 | private static final String TIMESTAMP = "timestamp"; |
| 95 | private static final String ATTACHMENT_TYPE = "attachmentType"; |
| 96 | private static final String DEVICE_ID = "deviceId"; |
| 97 | private static final String PORT_NUMBER = "portNumber"; |
| 98 | private static final String MAC_ADDRESS = "macAddress"; |
| 99 | private static final String IP_ADDRESS = "ipAddress"; |
| 100 | private static final String ONU_SERIAL_NUMBER = "onuSerialNumber"; |
| 101 | private static final String PPPOE_SESSION_ID = "pppoeSessionId"; |
| 102 | |
| 103 | private final BngStatsEventListener statsListener = new InternalStatsListener(); |
| 104 | |
Daniele Moro | 6f30ffd | 2019-12-06 16:10:40 -0800 | [diff] [blame] | 105 | protected void bindBngStatsService(BngStatsService incomingService) { |
| 106 | bindAndAddListener(incomingService, bngStatsServiceRef, statsListener); |
| 107 | } |
| 108 | |
| 109 | protected void unbindBngStatsService(BngStatsService outgoingService) { |
| 110 | unbindAndRemoveListener(outgoingService, bngStatsServiceRef, statsListener); |
| 111 | } |
| 112 | |
| 113 | @Activate |
| 114 | public void activate() { |
| 115 | log.info("Started BngKafkaIntegration"); |
| 116 | } |
| 117 | |
| 118 | @Deactivate |
| 119 | public void deactivate() { |
| 120 | unbindBngStatsService(bngStatsServiceRef.get()); |
| 121 | log.info("Stopped BngKafkaIntegration"); |
| 122 | } |
| 123 | |
| 124 | private JsonNode serializeBngStatsEvent(BngStatsEventSubject eventSubject) { |
| 125 | // Serialize stats in a JSON node |
| 126 | ObjectMapper mapper = new ObjectMapper(); |
| 127 | ObjectNode attStatsNode = mapper.createObjectNode(); |
| 128 | |
| 129 | // Exposing statistics only for PPPoE attachment |
| 130 | var attachmentStats = eventSubject.getAttachmentStats(); |
| 131 | var attachment = eventSubject.getBngAttachment(); |
| 132 | |
| 133 | attStatsNode.put(MAC_ADDRESS, attachment.macAddress().toString()); |
| 134 | attStatsNode.put(IP_ADDRESS, attachment.ipAddress().toString()); |
| 135 | attStatsNode.put(PPPOE_SESSION_ID, attachment.pppoeSessionId()); |
| 136 | |
| 137 | attStatsNode.put(SUBSCRIBER_S_TAG, attachment.sTag().toShort()); |
| 138 | attStatsNode.put(SUBSCRIBER_C_TAG, attachment.cTag().toShort()); |
| 139 | |
| 140 | attStatsNode.put(ONU_SERIAL_NUMBER, attachment.onuSerial()); |
| 141 | attStatsNode.put(ATTACHMENT_TYPE, attachment.type().toString()); |
| 142 | |
| 143 | attStatsNode.put(DEVICE_ID, attachment.oltConnectPoint().deviceId().toString()); |
| 144 | attStatsNode.put(PORT_NUMBER, attachment.oltConnectPoint().port().toString()); |
| 145 | |
| 146 | // Add the statistics to the JSON |
| 147 | attStatsNode = createNodesStats(attachmentStats, attStatsNode); |
| 148 | |
| 149 | // Control stats are different, only packets statistics |
| 150 | attStatsNode.put(CONTROL_PACKETS, |
| 151 | attachmentStats.get(BngProgrammable.BngCounterType.CONTROL_PLANE).packets()); |
| 152 | |
| 153 | attStatsNode.put(TIMESTAMP, Instant.now().toString()); |
| 154 | return attStatsNode; |
| 155 | } |
| 156 | |
| 157 | private ObjectNode createNodesStats(Map<BngProgrammable.BngCounterType, |
| 158 | PiCounterCellData> attStats, ObjectNode node) { |
| 159 | MAP_COUNTERS.forEach((counterType, pairStats) -> { |
| 160 | if (attStats.containsKey(counterType)) { |
| 161 | node.put(pairStats.getLeft(), |
| 162 | attStats.get(counterType).bytes()); |
| 163 | node.put(pairStats.getRight(), |
| 164 | attStats.get(counterType).packets()); |
| 165 | } |
| 166 | }); |
| 167 | return node; |
| 168 | } |
| 169 | |
| 170 | private class InternalStatsListener implements BngStatsEventListener { |
| 171 | |
| 172 | @Override |
| 173 | public void event(BngStatsEvent event) { |
| 174 | eventBusService.send(TOPIC_STATS, serializeBngStatsEvent(event.subject())); |
| 175 | } |
| 176 | } |
| 177 | } |