Jonathan Hart | aa38097 | 2014-04-03 10:24:46 -0700 | [diff] [blame] | 1 | package net.onrc.onos.core.intent.runtime; |
Brian O'Connor | 7f8e301 | 2014-02-15 23:59:29 -0800 | [diff] [blame] | 2 | |
| 3 | import java.util.ArrayList; |
| 4 | import java.util.Collection; |
| 5 | import java.util.Collections; |
| 6 | import java.util.HashMap; |
| 7 | import java.util.HashSet; |
Brian O'Connor | 8a52cdd | 2014-02-25 15:35:25 -0800 | [diff] [blame] | 8 | import java.util.LinkedList; |
Brian O'Connor | 7f8e301 | 2014-02-15 23:59:29 -0800 | [diff] [blame] | 9 | import java.util.List; |
| 10 | import java.util.Map; |
| 11 | import java.util.Set; |
| 12 | |
| 13 | import net.floodlightcontroller.util.MACAddress; |
Jonathan Hart | aa38097 | 2014-04-03 10:24:46 -0700 | [diff] [blame] | 14 | import net.onrc.onos.core.intent.FlowEntry; |
| 15 | import net.onrc.onos.core.intent.Intent; |
| 16 | import net.onrc.onos.core.intent.IntentOperation; |
Jonathan Hart | a99ec67 | 2014-04-03 11:30:34 -0700 | [diff] [blame] | 17 | import net.onrc.onos.core.intent.IntentOperation.Operator; |
Jonathan Hart | aa38097 | 2014-04-03 10:24:46 -0700 | [diff] [blame] | 18 | import net.onrc.onos.core.intent.IntentOperationList; |
| 19 | import net.onrc.onos.core.intent.PathIntent; |
| 20 | import net.onrc.onos.core.intent.ShortestPathIntent; |
Jonathan Hart | 472062d | 2014-04-03 10:56:48 -0700 | [diff] [blame] | 21 | import net.onrc.onos.core.topology.LinkEvent; |
Jonathan Hart | 472062d | 2014-04-03 10:56:48 -0700 | [diff] [blame] | 22 | |
Brian O'Connor | 8a52cdd | 2014-02-25 15:35:25 -0800 | [diff] [blame] | 23 | import org.slf4j.Logger; |
| 24 | import org.slf4j.LoggerFactory; |
Komal Shah | 399a292 | 2014-05-28 01:57:40 -0700 | [diff] [blame] | 25 | //import net.onrc.onos.core.topology.Topology; |
Brian O'Connor | 8a52cdd | 2014-02-25 15:35:25 -0800 | [diff] [blame] | 26 | |
Brian O'Connor | 7f8e301 | 2014-02-15 23:59:29 -0800 | [diff] [blame] | 27 | /** |
Brian O'Connor | 7f8e301 | 2014-02-15 23:59:29 -0800 | [diff] [blame] | 28 | * @author Brian O'Connor <bocon@onlab.us> |
Brian O'Connor | 7f8e301 | 2014-02-15 23:59:29 -0800 | [diff] [blame] | 29 | */ |
| 30 | |
| 31 | public class PlanCalcRuntime { |
Toshio Koide | d9fa2a8 | 2014-02-19 17:35:18 -0800 | [diff] [blame] | 32 | |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 33 | // Topology graph; |
Ray Milkey | ec83894 | 2014-04-09 11:28:43 -0700 | [diff] [blame] | 34 | private static final Logger log = LoggerFactory.getLogger(PlanCalcRuntime.class); |
Brian O'Connor | 12861f7 | 2014-02-19 20:40:32 -0800 | [diff] [blame] | 35 | |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 36 | public PlanCalcRuntime(/*Topology graph*/) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 37 | // this.graph = graph; |
Brian O'Connor | 12861f7 | 2014-02-19 20:40:32 -0800 | [diff] [blame] | 38 | } |
| 39 | |
| 40 | public List<Set<FlowEntry>> computePlan(IntentOperationList intentOps) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 41 | long start = System.nanoTime(); |
| 42 | List<Collection<FlowEntry>> flowEntries = computeFlowEntries(intentOps); |
| 43 | long step1 = System.nanoTime(); |
| 44 | List<Set<FlowEntry>> plan = buildPhases(flowEntries); |
| 45 | long step2 = System.nanoTime(); |
Pavlin Radoslavov | 964f8ae | 2014-04-18 16:44:14 -0700 | [diff] [blame] | 46 | log.debug("MEASUREMENT: Compute flow entries: {} ns, Build phases: {} ns", |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 47 | (step1 - start), (step2 - step1)); |
| 48 | return plan; |
Brian O'Connor | 12861f7 | 2014-02-19 20:40:32 -0800 | [diff] [blame] | 49 | } |
| 50 | |
Brian O'Connor | 8a52cdd | 2014-02-25 15:35:25 -0800 | [diff] [blame] | 51 | private List<Collection<FlowEntry>> computeFlowEntries(IntentOperationList intentOps) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 52 | List<Collection<FlowEntry>> flowEntries = new LinkedList<>(); |
| 53 | for (IntentOperation i : intentOps) { |
| 54 | if (!(i.intent instanceof PathIntent)) { |
| 55 | log.warn("Not a path intent: {}", i); |
| 56 | continue; |
| 57 | } |
| 58 | PathIntent intent = (PathIntent) i.intent; |
| 59 | Intent parent = intent.getParentIntent(); |
| 60 | long srcPort, dstPort; |
TeruU | 30c0c93 | 2014-05-15 16:47:41 -0700 | [diff] [blame] | 61 | long lastDstSw = -1, lastDstPort = -1, firstSrcSw = -1; |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 62 | MACAddress srcMac, dstMac; |
TeruU | 30c0c93 | 2014-05-15 16:47:41 -0700 | [diff] [blame] | 63 | int idleTimeout = 0, hardTimeout = 0, firstSwitchIdleTimeout = 0, firstSwitchHardTimeout = 0; |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame] | 64 | Long cookieId = null; |
Komal Shah | 399a292 | 2014-05-28 01:57:40 -0700 | [diff] [blame] | 65 | int srcIP, dstIP; |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 66 | if (parent instanceof ShortestPathIntent) { |
| 67 | ShortestPathIntent pathIntent = (ShortestPathIntent) parent; |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 68 | srcPort = pathIntent.getSrcPortNumber(); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 69 | // Switch dstSwitch = graph.getSwitch(pathIntent.getDstSwitchDpid()); |
Komal Shah | 399a292 | 2014-05-28 01:57:40 -0700 | [diff] [blame] | 70 | |
| 71 | // srcMacAddress |
| 72 | if (pathIntent.getSrcMac() != ShortestPathIntent.EMPTYMACADDRESS) { |
| 73 | srcMac = MACAddress.valueOf(pathIntent.getSrcMac()); |
| 74 | } else { |
| 75 | srcMac = null; |
| 76 | } |
| 77 | |
| 78 | // dstMacAddress |
| 79 | if (pathIntent.getDstMac() != ShortestPathIntent.EMPTYMACADDRESS) { |
| 80 | dstMac = MACAddress.valueOf(pathIntent.getSrcMac()); |
| 81 | } else { |
| 82 | dstMac = null; |
| 83 | } |
| 84 | |
| 85 | // srcIp |
| 86 | srcIP = pathIntent.getSrcIp(); |
| 87 | // dstIp |
| 88 | dstIP = pathIntent.getDstIp(); |
| 89 | |
| 90 | // Switch dstSwitch = graph.getSwitch(pathIntent.getDstSwitchDpid()); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 91 | lastDstSw = pathIntent.getDstSwitchDpid(); |
TeruU | 30c0c93 | 2014-05-15 16:47:41 -0700 | [diff] [blame] | 92 | firstSrcSw = pathIntent.getSrcSwitchDpid(); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 93 | // lastDstPort = dstSwitch.getPort(pathIntent.getDstPortNumber()); |
| 94 | lastDstPort = pathIntent.getDstPortNumber(); |
TeruU | 30c0c93 | 2014-05-15 16:47:41 -0700 | [diff] [blame] | 95 | idleTimeout = pathIntent.getIdleTimeout(); |
| 96 | hardTimeout = pathIntent.getHardTimeout(); |
| 97 | firstSwitchIdleTimeout = pathIntent.getFirstSwitchIdleTimeout(); |
Jonathan Hart | 33e1f30 | 2014-05-30 14:37:09 -0700 | [diff] [blame] | 98 | firstSwitchHardTimeout = pathIntent.getFirstSwitchHardTimeout(); |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame] | 99 | try { |
| 100 | cookieId = Long.valueOf(pathIntent.getId()); |
| 101 | } catch (NumberFormatException e) { |
| 102 | log.trace("NumberFormatException : ", e); |
| 103 | } |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 104 | } else { |
| 105 | log.warn("Unsupported Intent: {}", parent); |
| 106 | continue; |
| 107 | } |
| 108 | List<FlowEntry> entries = new ArrayList<>(); |
| 109 | for (LinkEvent linkEvent : intent.getPath()) { |
| 110 | // Link link = graph.getLink(linkEvent.getSrc().getDpid(), |
| 111 | // linkEvent.getSrc().getNumber(), |
| 112 | // linkEvent.getDst().getDpid(), |
| 113 | // linkEvent.getDst().getNumber()); |
| 114 | // Switch sw = link.getSrcSwitch(); |
| 115 | long sw = linkEvent.getSrc().getDpid(); |
| 116 | // dstPort = link.getSrcPort(); |
| 117 | dstPort = linkEvent.getSrc().getNumber(); |
Komal Shah | 399a292 | 2014-05-28 01:57:40 -0700 | [diff] [blame] | 118 | FlowEntry fe = new FlowEntry(sw, srcPort, dstPort, srcMac, dstMac, |
| 119 | srcIP, dstIP, i.operator); |
TeruU | 30c0c93 | 2014-05-15 16:47:41 -0700 | [diff] [blame] | 120 | if (sw != firstSrcSw) { |
| 121 | fe.setIdleTimeout(idleTimeout); |
| 122 | fe.setHardTimeout(hardTimeout); |
| 123 | } else { |
| 124 | fe.setIdleTimeout(firstSwitchIdleTimeout); |
| 125 | fe.setHardTimeout(firstSwitchHardTimeout); |
| 126 | } |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame] | 127 | if (cookieId != null) { |
| 128 | log.trace("cookieId is set: {}", cookieId); |
| 129 | fe.setFlowEntryId(cookieId); |
| 130 | } |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 131 | entries.add(fe); |
Komal Shah | 399a292 | 2014-05-28 01:57:40 -0700 | [diff] [blame] | 132 | // srcPort = link.getDstPort(); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 133 | srcPort = linkEvent.getDst().getNumber(); |
| 134 | } |
| 135 | if (lastDstSw >= 0 && lastDstPort >= 0) { |
| 136 | //Switch sw = lastDstPort.getSwitch(); |
| 137 | long sw = lastDstSw; |
| 138 | dstPort = lastDstPort; |
Komal Shah | 399a292 | 2014-05-28 01:57:40 -0700 | [diff] [blame] | 139 | FlowEntry fe = new FlowEntry(sw, srcPort, dstPort, srcMac, dstMac, |
| 140 | srcIP, dstIP, i.operator); |
TeruU | e3bbe2f | 2014-05-28 16:11:30 -0700 | [diff] [blame] | 141 | if (cookieId != null) { |
| 142 | log.trace("cookieId is set: {}", cookieId); |
| 143 | fe.setFlowEntryId(cookieId); |
| 144 | } |
TeruU | e5d0bf1 | 2014-05-28 17:50:02 -0700 | [diff] [blame] | 145 | if (sw != firstSrcSw) { |
| 146 | fe.setIdleTimeout(idleTimeout); |
| 147 | fe.setHardTimeout(hardTimeout); |
| 148 | } else { |
| 149 | fe.setIdleTimeout(firstSwitchIdleTimeout); |
| 150 | fe.setHardTimeout(firstSwitchHardTimeout); |
| 151 | } |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 152 | entries.add(fe); |
| 153 | } |
| 154 | // install flow entries in reverse order |
| 155 | Collections.reverse(entries); |
| 156 | flowEntries.add(entries); |
| 157 | } |
| 158 | return flowEntries; |
Brian O'Connor | 12861f7 | 2014-02-19 20:40:32 -0800 | [diff] [blame] | 159 | } |
Toshio Koide | d9fa2a8 | 2014-02-19 17:35:18 -0800 | [diff] [blame] | 160 | |
TeruU | 30c0c93 | 2014-05-15 16:47:41 -0700 | [diff] [blame] | 161 | // This method is for a testing purpose. Please leave it right now. |
| 162 | private List<Set<FlowEntry>> simpleBuildPhases(List<Collection<FlowEntry>> flowEntries) { |
| 163 | List<Set<FlowEntry>> plan = new ArrayList<>(); |
| 164 | Set<FlowEntry> phase = new HashSet<>(); |
| 165 | for (Collection<FlowEntry> c : flowEntries) { |
| 166 | phase.addAll(c); |
| 167 | } |
| 168 | plan.add(phase); |
| 169 | |
| 170 | return plan; |
| 171 | } |
| 172 | |
Brian O'Connor | 8a52cdd | 2014-02-25 15:35:25 -0800 | [diff] [blame] | 173 | private List<Set<FlowEntry>> buildPhases(List<Collection<FlowEntry>> flowEntries) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 174 | Map<FlowEntry, Integer> map = new HashMap<>(); |
| 175 | List<Set<FlowEntry>> plan = new ArrayList<>(); |
| 176 | for (Collection<FlowEntry> c : flowEntries) { |
| 177 | for (FlowEntry e : c) { |
| 178 | Integer i = map.get(e); |
| 179 | if (i == null) { |
| 180 | i = Integer.valueOf(0); |
| 181 | } |
| 182 | switch (e.getOperator()) { |
| 183 | case ADD: |
| 184 | i += 1; |
| 185 | break; |
| 186 | case REMOVE: |
| 187 | i -= 1; |
| 188 | break; |
| 189 | default: |
| 190 | break; |
| 191 | } |
| 192 | map.put(e, i); |
| 193 | // System.out.println(e + " " + e.getOperator()); |
| 194 | } |
| 195 | } |
Toshio Koide | bf87566 | 2014-02-24 12:19:15 -0800 | [diff] [blame] | 196 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 197 | // really simple first iteration of plan |
| 198 | //TODO: optimize the map in phases |
| 199 | Set<FlowEntry> phase = new HashSet<>(); |
Pavlin Radoslavov | 45a0ad3 | 2014-04-10 12:16:40 -0700 | [diff] [blame] | 200 | for (Map.Entry<FlowEntry, Integer> entry : map.entrySet()) { |
| 201 | FlowEntry e = entry.getKey(); |
| 202 | Integer i = entry.getValue(); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 203 | if (i == 0) { |
| 204 | continue; |
| 205 | } else if (i > 0) { |
| 206 | e.setOperator(Operator.ADD); |
| 207 | } else if (i < 0) { |
| 208 | e.setOperator(Operator.REMOVE); |
| 209 | } |
| 210 | phase.add(e); |
| 211 | } |
| 212 | plan.add(phase); |
Toshio Koide | bf87566 | 2014-02-24 12:19:15 -0800 | [diff] [blame] | 213 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 214 | return plan; |
Brian O'Connor | 12861f7 | 2014-02-19 20:40:32 -0800 | [diff] [blame] | 215 | } |
Brian O'Connor | 7f8e301 | 2014-02-15 23:59:29 -0800 | [diff] [blame] | 216 | } |