HIGUCHI Yuta | 60a1014 | 2013-06-14 15:50:10 -0700 | [diff] [blame] | 1 | package net.onrc.onos.ofcontroller.flowmanager; |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 2 | |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 3 | import java.io.IOException; |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 4 | import java.io.PrintWriter; |
| 5 | import java.io.StringWriter; |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 6 | import java.util.ArrayList; |
| 7 | import java.util.Collection; |
Jonathan Hart | f5315fb | 2013-04-05 11:41:56 -0700 | [diff] [blame] | 8 | import java.util.Collections; |
| 9 | import java.util.Comparator; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 10 | import java.util.EnumSet; |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 11 | import java.util.HashMap; |
Masayoshi Kobayashi | c9da09e | 2013-03-26 20:52:02 +0000 | [diff] [blame] | 12 | import java.util.LinkedList; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 13 | import java.util.List; |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 14 | import java.util.Map; |
Pavlin Radoslavov | 0b22d0e | 2013-04-02 01:12:46 +0000 | [diff] [blame] | 15 | import java.util.Random; |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 16 | import java.util.concurrent.ConcurrentLinkedQueue; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 17 | import java.util.concurrent.Executors; |
| 18 | import java.util.concurrent.ScheduledExecutorService; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 19 | import java.util.concurrent.TimeUnit; |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 20 | |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 21 | import net.floodlightcontroller.core.IFloodlightProviderService; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 22 | import net.floodlightcontroller.core.IOFSwitch; |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 23 | import net.floodlightcontroller.core.module.FloodlightModuleContext; |
| 24 | import net.floodlightcontroller.core.module.FloodlightModuleException; |
| 25 | import net.floodlightcontroller.core.module.IFloodlightModule; |
| 26 | import net.floodlightcontroller.core.module.IFloodlightService; |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 27 | import net.floodlightcontroller.restserver.IRestApiService; |
Pavlin Radoslavov | e2f0de8 | 2013-03-12 01:39:30 -0700 | [diff] [blame] | 28 | import net.floodlightcontroller.util.MACAddress; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 29 | import net.floodlightcontroller.util.OFMessageDamper; |
Pankaj Berde | 38646d6 | 2013-06-21 11:34:04 -0700 | [diff] [blame] | 30 | import net.onrc.onos.graph.GraphDBOperation; |
HIGUCHI Yuta | 2051490 | 2013-06-12 11:24:16 -0700 | [diff] [blame] | 31 | import net.onrc.onos.ofcontroller.core.INetMapStorage; |
| 32 | import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowEntry; |
| 33 | import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IFlowPath; |
| 34 | import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject; |
| 35 | import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject; |
| 36 | import net.onrc.onos.ofcontroller.core.INetMapTopologyService.ITopoRouteService; |
HIGUCHI Yuta | 60a1014 | 2013-06-14 15:50:10 -0700 | [diff] [blame] | 37 | import net.onrc.onos.ofcontroller.flowmanager.web.FlowWebRoutable; |
Pavlin Radoslavov | ddd01ba | 2013-07-03 15:40:44 -0700 | [diff] [blame] | 38 | import net.onrc.onos.ofcontroller.routing.TopoRouteService; |
HIGUCHI Yuta | 356086e | 2013-06-12 15:21:19 -0700 | [diff] [blame] | 39 | import net.onrc.onos.ofcontroller.util.CallerId; |
| 40 | import net.onrc.onos.ofcontroller.util.DataPath; |
| 41 | import net.onrc.onos.ofcontroller.util.DataPathEndpoints; |
| 42 | import net.onrc.onos.ofcontroller.util.Dpid; |
| 43 | import net.onrc.onos.ofcontroller.util.FlowEntry; |
| 44 | import net.onrc.onos.ofcontroller.util.FlowEntryAction; |
| 45 | import net.onrc.onos.ofcontroller.util.FlowEntryId; |
| 46 | import net.onrc.onos.ofcontroller.util.FlowEntryMatch; |
| 47 | import net.onrc.onos.ofcontroller.util.FlowEntrySwitchState; |
| 48 | import net.onrc.onos.ofcontroller.util.FlowEntryUserState; |
| 49 | import net.onrc.onos.ofcontroller.util.FlowId; |
| 50 | import net.onrc.onos.ofcontroller.util.FlowPath; |
| 51 | import net.onrc.onos.ofcontroller.util.IPv4Net; |
| 52 | import net.onrc.onos.ofcontroller.util.Port; |
| 53 | import net.onrc.onos.ofcontroller.util.SwitchPort; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 54 | |
| 55 | import org.openflow.protocol.OFFlowMod; |
| 56 | import org.openflow.protocol.OFMatch; |
| 57 | import org.openflow.protocol.OFPacketOut; |
Pavlin Radoslavov | 78c4e49 | 2013-03-12 17:17:48 -0700 | [diff] [blame] | 58 | import org.openflow.protocol.OFPort; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 59 | import org.openflow.protocol.OFType; |
| 60 | import org.openflow.protocol.action.OFAction; |
| 61 | import org.openflow.protocol.action.OFActionOutput; |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 62 | import org.slf4j.Logger; |
| 63 | import org.slf4j.LoggerFactory; |
| 64 | |
Jonathan Hart | f5315fb | 2013-04-05 11:41:56 -0700 | [diff] [blame] | 65 | |
Pavlin Radoslavov | 5adf152 | 2013-04-04 17:43:41 -0700 | [diff] [blame] | 66 | public class FlowManager implements IFloodlightModule, IFlowService, INetMapStorage { |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 67 | |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 68 | protected GraphDBOperation op; |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 69 | |
| 70 | protected IRestApiService restApi; |
Jonathan Hart | 50a9498 | 2013-04-10 14:49:51 -0700 | [diff] [blame] | 71 | protected volatile IFloodlightProviderService floodlightProvider; |
| 72 | protected volatile ITopoRouteService topoRouteService; |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 73 | protected FloodlightModuleContext context; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 74 | |
| 75 | protected OFMessageDamper messageDamper; |
| 76 | |
Pavlin Radoslavov | 78c4e49 | 2013-03-12 17:17:48 -0700 | [diff] [blame] | 77 | // |
| 78 | // TODO: Values copied from elsewhere (class LearningSwitch). |
| 79 | // The local copy should go away! |
| 80 | // |
| 81 | protected static final int OFMESSAGE_DAMPER_CAPACITY = 50000; // TODO: find sweet spot |
| 82 | protected static final int OFMESSAGE_DAMPER_TIMEOUT = 250; // ms |
| 83 | public static final short FLOWMOD_DEFAULT_IDLE_TIMEOUT = 0; // infinity |
| 84 | public static final short FLOWMOD_DEFAULT_HARD_TIMEOUT = 0; // infinite |
| 85 | public static final short PRIORITY_DEFAULT = 100; |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 86 | |
Pavlin Radoslavov | 0b22d0e | 2013-04-02 01:12:46 +0000 | [diff] [blame] | 87 | // Flow Entry ID generation state |
| 88 | private static Random randomGenerator = new Random(); |
| 89 | private static int nextFlowEntryIdPrefix = 0; |
| 90 | private static int nextFlowEntryIdSuffix = 0; |
| 91 | private static long nextFlowEntryId = 0; |
| 92 | |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 93 | // State for measurement purpose |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 94 | private static long measurementFlowId = 100000; |
| 95 | private static String measurementFlowIdStr = "0x186a0"; // 100000 |
| 96 | private long modifiedMeasurementFlowTime = 0; |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 97 | // |
| 98 | private LinkedList<FlowPath> measurementStoredPaths = new LinkedList<FlowPath>(); |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 99 | private long measurementStartTimeProcessingPaths = 0; |
| 100 | private long measurementEndTimeProcessingPaths = 0; |
Pavlin Radoslavov | 9556b14 | 2013-05-20 21:49:04 +0000 | [diff] [blame] | 101 | Map<Long, ?> measurementShortestPathTopo = null; |
Pavlin Radoslavov | f5d8041 | 2013-05-24 05:14:07 +0000 | [diff] [blame] | 102 | private String measurementPerFlowStr = new String(); |
Pavlin Radoslavov | 01391c9 | 2013-03-14 17:13:21 -0700 | [diff] [blame] | 103 | |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 104 | /** The logger. */ |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 105 | private static Logger log = LoggerFactory.getLogger(FlowManager.class); |
| 106 | |
| 107 | // The periodic task(s) |
Jonathan Hart | 50a9498 | 2013-04-10 14:49:51 -0700 | [diff] [blame] | 108 | private ScheduledExecutorService mapReaderScheduler; |
| 109 | private ScheduledExecutorService shortestPathReconcileScheduler; |
Pavlin Radoslavov | 6fb76d1 | 2013-04-09 22:52:25 -0700 | [diff] [blame] | 110 | |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 111 | final Runnable mapReader = new Runnable() { |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 112 | public void run() { |
Pavlin Radoslavov | a75caea | 2013-04-10 19:11:26 -0700 | [diff] [blame] | 113 | try { |
| 114 | runImpl(); |
| 115 | } catch (Exception e) { |
| 116 | log.debug("Exception processing All Flow Entries from the Network MAP: ", e); |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 117 | op.rollback(); |
Pavlin Radoslavov | a75caea | 2013-04-10 19:11:26 -0700 | [diff] [blame] | 118 | return; |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | private void runImpl() { |
Pavlin Radoslavov | 42f02ba | 2013-04-03 20:07:30 -0700 | [diff] [blame] | 123 | long startTime = System.nanoTime(); |
| 124 | int counterAllFlowEntries = 0; |
| 125 | int counterMyNotUpdatedFlowEntries = 0; |
Pavlin Radoslavov | 42f02ba | 2013-04-03 20:07:30 -0700 | [diff] [blame] | 126 | |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 127 | if (floodlightProvider == null) { |
| 128 | log.debug("FloodlightProvider service not found!"); |
| 129 | return; |
| 130 | } |
Masayoshi Kobayashi | c9da09e | 2013-03-26 20:52:02 +0000 | [diff] [blame] | 131 | Map<Long, IOFSwitch> mySwitches = |
| 132 | floodlightProvider.getSwitches(); |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 133 | LinkedList<IFlowEntry> addFlowEntries = |
| 134 | new LinkedList<IFlowEntry>(); |
Masayoshi Kobayashi | c9da09e | 2013-03-26 20:52:02 +0000 | [diff] [blame] | 135 | LinkedList<IFlowEntry> deleteFlowEntries = |
| 136 | new LinkedList<IFlowEntry>(); |
Pavlin Radoslavov | dbaaf2e | 2013-03-29 04:25:55 -0700 | [diff] [blame] | 137 | |
| 138 | // |
Pankaj Berde | a2e14a9 | 2013-04-15 11:59:15 -0700 | [diff] [blame] | 139 | // Fetch all Flow Entries which need to be updated and select only my Flow Entries |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 140 | // that need to be updated into the switches. |
Pavlin Radoslavov | 01391c9 | 2013-03-14 17:13:21 -0700 | [diff] [blame] | 141 | // |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 142 | boolean processed_measurement_flow = false; |
Masayoshi Kobayashi | c9da09e | 2013-03-26 20:52:02 +0000 | [diff] [blame] | 143 | Iterable<IFlowEntry> allFlowEntries = |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 144 | op.getAllSwitchNotUpdatedFlowEntries(); |
Pavlin Radoslavov | 01391c9 | 2013-03-14 17:13:21 -0700 | [diff] [blame] | 145 | for (IFlowEntry flowEntryObj : allFlowEntries) { |
Pavlin Radoslavov | 42f02ba | 2013-04-03 20:07:30 -0700 | [diff] [blame] | 146 | counterAllFlowEntries++; |
Masayoshi Kobayashi | c9da09e | 2013-03-26 20:52:02 +0000 | [diff] [blame] | 147 | |
Pavlin Radoslavov | 6db8c6e | 2013-04-08 00:14:07 +0000 | [diff] [blame] | 148 | String dpidStr = flowEntryObj.getSwitchDpid(); |
| 149 | if (dpidStr == null) |
| 150 | continue; |
| 151 | Dpid dpid = new Dpid(dpidStr); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 152 | IOFSwitch mySwitch = mySwitches.get(dpid.value()); |
Masayoshi Kobayashi | c9da09e | 2013-03-26 20:52:02 +0000 | [diff] [blame] | 153 | if (mySwitch == null) |
| 154 | continue; // Ignore the entry: not my switch |
| 155 | |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 156 | IFlowPath flowObj = |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 157 | op.getFlowPathByFlowEntry(flowEntryObj); |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 158 | if (flowObj == null) |
| 159 | continue; // Should NOT happen |
| 160 | if (flowObj.getFlowId() == null) |
| 161 | continue; // Invalid entry |
| 162 | |
| 163 | // |
| 164 | // NOTE: For now we process the DELETE before the ADD |
| 165 | // to cover the more common scenario. |
| 166 | // TODO: This is error prone and needs to be fixed! |
| 167 | // |
Pavlin Radoslavov | 6db8c6e | 2013-04-08 00:14:07 +0000 | [diff] [blame] | 168 | String userState = flowEntryObj.getUserState(); |
| 169 | if (userState == null) |
| 170 | continue; |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 171 | if (userState.equals("FE_USER_DELETE")) { |
| 172 | // An entry that needs to be deleted. |
| 173 | deleteFlowEntries.add(flowEntryObj); |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 174 | installFlowEntry(mySwitch, flowObj, flowEntryObj); |
| 175 | } else { |
| 176 | addFlowEntries.add(flowEntryObj); |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 177 | } |
Pavlin Radoslavov | 42f02ba | 2013-04-03 20:07:30 -0700 | [diff] [blame] | 178 | counterMyNotUpdatedFlowEntries++; |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 179 | // Code for measurement purpose |
Pavlin Radoslavov | 7e154fd | 2013-04-04 11:15:37 -0700 | [diff] [blame] | 180 | // TODO: Commented-out for now |
| 181 | /* |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 182 | { |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 183 | if (flowObj.getFlowId().equals(measurementFlowIdStr)) { |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 184 | processed_measurement_flow = true; |
| 185 | } |
| 186 | } |
Pavlin Radoslavov | 7e154fd | 2013-04-04 11:15:37 -0700 | [diff] [blame] | 187 | */ |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 188 | } |
| 189 | |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 190 | // |
| 191 | // Process the Flow Entries that need to be added |
| 192 | // |
| 193 | for (IFlowEntry flowEntryObj : addFlowEntries) { |
| 194 | IFlowPath flowObj = |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 195 | op.getFlowPathByFlowEntry(flowEntryObj); |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 196 | if (flowObj == null) |
| 197 | continue; // Should NOT happen |
| 198 | if (flowObj.getFlowId() == null) |
| 199 | continue; // Invalid entry |
Pavlin Radoslavov | 01391c9 | 2013-03-14 17:13:21 -0700 | [diff] [blame] | 200 | |
Pavlin Radoslavov | 01391c9 | 2013-03-14 17:13:21 -0700 | [diff] [blame] | 201 | Dpid dpid = new Dpid(flowEntryObj.getSwitchDpid()); |
Pavlin Radoslavov | 01391c9 | 2013-03-14 17:13:21 -0700 | [diff] [blame] | 202 | IOFSwitch mySwitch = mySwitches.get(dpid.value()); |
Masayoshi Kobayashi | c9da09e | 2013-03-26 20:52:02 +0000 | [diff] [blame] | 203 | if (mySwitch == null) |
| 204 | continue; // Shouldn't happen |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 205 | installFlowEntry(mySwitch, flowObj, flowEntryObj); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 206 | } |
Masayoshi Kobayashi | c9da09e | 2013-03-26 20:52:02 +0000 | [diff] [blame] | 207 | |
| 208 | // |
Pavlin Radoslavov | 710e2a7 | 2013-04-08 02:31:05 +0000 | [diff] [blame] | 209 | // Delete all Flow Entries marked for deletion from the |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 210 | // Network MAP. |
Masayoshi Kobayashi | c9da09e | 2013-03-26 20:52:02 +0000 | [diff] [blame] | 211 | // |
| 212 | // TODO: We should use the OpenFlow Barrier mechanism |
| 213 | // to check for errors, and delete the Flow Entries after the |
| 214 | // Barrier message is received. |
| 215 | // |
| 216 | while (! deleteFlowEntries.isEmpty()) { |
| 217 | IFlowEntry flowEntryObj = deleteFlowEntries.poll(); |
| 218 | IFlowPath flowObj = |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 219 | op.getFlowPathByFlowEntry(flowEntryObj); |
Masayoshi Kobayashi | c9da09e | 2013-03-26 20:52:02 +0000 | [diff] [blame] | 220 | if (flowObj == null) { |
| 221 | log.debug("Did not find FlowPath to be deleted"); |
| 222 | continue; |
| 223 | } |
| 224 | flowObj.removeFlowEntry(flowEntryObj); |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 225 | op.removeFlowEntry(flowEntryObj); |
Masayoshi Kobayashi | c9da09e | 2013-03-26 20:52:02 +0000 | [diff] [blame] | 226 | } |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 227 | |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 228 | op.commit(); |
Pavlin Radoslavov | 6fb76d1 | 2013-04-09 22:52:25 -0700 | [diff] [blame] | 229 | |
| 230 | if (processed_measurement_flow) { |
| 231 | long estimatedTime = |
| 232 | System.nanoTime() - modifiedMeasurementFlowTime; |
| 233 | String logMsg = "MEASUREMENT: Pushed Flow delay: " + |
| 234 | (double)estimatedTime / 1000000000 + " sec"; |
| 235 | log.debug(logMsg); |
| 236 | } |
| 237 | |
| 238 | long estimatedTime = System.nanoTime() - startTime; |
| 239 | double rate = 0.0; |
| 240 | if (estimatedTime > 0) |
| 241 | rate = ((double)counterAllFlowEntries * 1000000000) / estimatedTime; |
| 242 | String logMsg = "MEASUREMENT: Processed AllFlowEntries: " + |
| 243 | counterAllFlowEntries + " MyNotUpdatedFlowEntries: " + |
| 244 | counterMyNotUpdatedFlowEntries + " in " + |
| 245 | (double)estimatedTime / 1000000000 + " sec: " + |
| 246 | rate + " paths/s"; |
| 247 | log.debug(logMsg); |
| 248 | } |
| 249 | }; |
| 250 | |
| 251 | final Runnable shortestPathReconcile = new Runnable() { |
| 252 | public void run() { |
Pavlin Radoslavov | a75caea | 2013-04-10 19:11:26 -0700 | [diff] [blame] | 253 | try { |
| 254 | runImpl(); |
| 255 | } catch (Exception e) { |
| 256 | log.debug("Exception processing All Flows from the Network MAP: ", e); |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 257 | op.rollback(); |
Pavlin Radoslavov | a75caea | 2013-04-10 19:11:26 -0700 | [diff] [blame] | 258 | return; |
| 259 | } |
| 260 | } |
| 261 | |
| 262 | private void runImpl() { |
Pavlin Radoslavov | 6fb76d1 | 2013-04-09 22:52:25 -0700 | [diff] [blame] | 263 | long startTime = System.nanoTime(); |
| 264 | int counterAllFlowPaths = 0; |
| 265 | int counterMyFlowPaths = 0; |
| 266 | |
| 267 | if (floodlightProvider == null) { |
| 268 | log.debug("FloodlightProvider service not found!"); |
| 269 | return; |
| 270 | } |
| 271 | Map<Long, IOFSwitch> mySwitches = |
| 272 | floodlightProvider.getSwitches(); |
| 273 | LinkedList<IFlowPath> deleteFlows = new LinkedList<IFlowPath>(); |
| 274 | |
| 275 | boolean processed_measurement_flow = false; |
| 276 | |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 277 | // |
| 278 | // Fetch and recompute the Shortest Path for those |
| 279 | // Flow Paths this controller is responsible for. |
| 280 | // |
Pavlin Radoslavov | 9556b14 | 2013-05-20 21:49:04 +0000 | [diff] [blame] | 281 | Map<Long, ?> shortestPathTopo = |
| 282 | topoRouteService.prepareShortestPathTopo(); |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 283 | Iterable<IFlowPath> allFlowPaths = op.getAllFlowPaths(); |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 284 | for (IFlowPath flowPathObj : allFlowPaths) { |
Pavlin Radoslavov | 42f02ba | 2013-04-03 20:07:30 -0700 | [diff] [blame] | 285 | counterAllFlowPaths++; |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 286 | if (flowPathObj == null) |
| 287 | continue; |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 288 | |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 289 | String srcDpidStr = flowPathObj.getSrcSwitch(); |
Pavlin Radoslavov | 6db8c6e | 2013-04-08 00:14:07 +0000 | [diff] [blame] | 290 | if (srcDpidStr == null) |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 291 | continue; |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 292 | Dpid srcDpid = new Dpid(srcDpidStr); |
Pavlin Radoslavov | 2659a0b | 2013-04-03 20:30:40 -0700 | [diff] [blame] | 293 | // |
| 294 | // Use the source DPID as a heuristic to decide |
| 295 | // which controller is responsible for maintaining the |
| 296 | // shortest path. |
| 297 | // NOTE: This heuristic is error-prone: if the switch |
| 298 | // goes away and no controller is responsible for that |
| 299 | // switch, then the original Flow Path is not cleaned-up |
| 300 | // |
| 301 | IOFSwitch mySwitch = mySwitches.get(srcDpid.value()); |
| 302 | if (mySwitch == null) |
| 303 | continue; // Ignore: not my responsibility |
| 304 | |
Pavlin Radoslavov | 99d1b15 | 2013-04-09 22:57:33 -0700 | [diff] [blame] | 305 | // Test the Data Path Summary string |
| 306 | String dataPathSummaryStr = flowPathObj.getDataPathSummary(); |
| 307 | if (dataPathSummaryStr == null) |
| 308 | continue; // Could be invalid entry? |
| 309 | if (dataPathSummaryStr.isEmpty()) |
| 310 | continue; // No need to maintain this flow |
| 311 | |
Pavlin Radoslavov | 710e2a7 | 2013-04-08 02:31:05 +0000 | [diff] [blame] | 312 | // |
| 313 | // Test whether we need to complete the Flow cleanup, |
| 314 | // if the Flow has been deleted by the user. |
| 315 | // |
| 316 | String flowUserState = flowPathObj.getUserState(); |
| 317 | if ((flowUserState != null) |
| 318 | && flowUserState.equals("FE_USER_DELETE")) { |
| 319 | Iterable<IFlowEntry> flowEntries = flowPathObj.getFlowEntries(); |
| 320 | boolean empty = true; // TODO: an ugly hack |
| 321 | for (IFlowEntry flowEntryObj : flowEntries) { |
| 322 | empty = false; |
| 323 | break; |
| 324 | } |
| 325 | if (empty) |
| 326 | deleteFlows.add(flowPathObj); |
| 327 | } |
| 328 | |
Pavlin Radoslavov | 6db8c6e | 2013-04-08 00:14:07 +0000 | [diff] [blame] | 329 | // Fetch the fields needed to recompute the shortest path |
| 330 | Short srcPortShort = flowPathObj.getSrcPort(); |
| 331 | String dstDpidStr = flowPathObj.getDstSwitch(); |
| 332 | Short dstPortShort = flowPathObj.getDstPort(); |
| 333 | if ((srcPortShort == null) || |
| 334 | (dstDpidStr == null) || |
| 335 | (dstPortShort == null)) { |
| 336 | continue; |
| 337 | } |
| 338 | |
| 339 | Port srcPort = new Port(srcPortShort); |
| 340 | Dpid dstDpid = new Dpid(dstDpidStr); |
| 341 | Port dstPort = new Port(dstPortShort); |
| 342 | SwitchPort srcSwitchPort = new SwitchPort(srcDpid, srcPort); |
| 343 | SwitchPort dstSwitchPort = new SwitchPort(dstDpid, dstPort); |
| 344 | |
Pavlin Radoslavov | 2659a0b | 2013-04-03 20:30:40 -0700 | [diff] [blame] | 345 | counterMyFlowPaths++; |
| 346 | |
Pavlin Radoslavov | 832aa65 | 2013-03-29 16:21:59 -0700 | [diff] [blame] | 347 | // |
| 348 | // NOTE: Using here the regular getShortestPath() method |
| 349 | // won't work here, because that method calls internally |
| 350 | // "conn.endTx(Transaction.COMMIT)", and that will |
| 351 | // invalidate all handlers to the Titan database. |
| 352 | // If we want to experiment with calling here |
| 353 | // getShortestPath(), we need to refactor that code |
| 354 | // to avoid closing the transaction. |
| 355 | // |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 356 | DataPath dataPath = |
Pavlin Radoslavov | 9556b14 | 2013-05-20 21:49:04 +0000 | [diff] [blame] | 357 | topoRouteService.getTopoShortestPath(shortestPathTopo, |
| 358 | srcSwitchPort, |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 359 | dstSwitchPort); |
Pavlin Radoslavov | 4a32582 | 2013-04-02 22:16:59 +0000 | [diff] [blame] | 360 | if (dataPath == null) { |
| 361 | // We need the DataPath to compare the paths |
| 362 | dataPath = new DataPath(); |
| 363 | dataPath.setSrcPort(srcSwitchPort); |
| 364 | dataPath.setDstPort(dstSwitchPort); |
| 365 | } |
| 366 | |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 367 | String newDataPathSummaryStr = dataPath.dataPathSummary(); |
| 368 | if (dataPathSummaryStr.equals(newDataPathSummaryStr)) |
| 369 | continue; // Nothing changed |
| 370 | |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 371 | reconcileFlow(flowPathObj, dataPath); |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 372 | } |
Pavlin Radoslavov | 710e2a7 | 2013-04-08 02:31:05 +0000 | [diff] [blame] | 373 | |
| 374 | // |
| 375 | // Delete all leftover Flows marked for deletion from the |
| 376 | // Network MAP. |
| 377 | // |
| 378 | while (! deleteFlows.isEmpty()) { |
| 379 | IFlowPath flowPathObj = deleteFlows.poll(); |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 380 | op.removeFlowPath(flowPathObj); |
Pavlin Radoslavov | 710e2a7 | 2013-04-08 02:31:05 +0000 | [diff] [blame] | 381 | } |
| 382 | |
Pavlin Radoslavov | 9556b14 | 2013-05-20 21:49:04 +0000 | [diff] [blame] | 383 | topoRouteService.dropShortestPathTopo(shortestPathTopo); |
Pavlin Radoslavov | 0391b9d | 2013-03-29 11:54:25 -0700 | [diff] [blame] | 384 | |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 385 | op.commit(); |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 386 | |
| 387 | if (processed_measurement_flow) { |
Pavlin Radoslavov | 1552f95 | 2013-04-04 17:51:22 -0700 | [diff] [blame] | 388 | long estimatedTime = |
| 389 | System.nanoTime() - modifiedMeasurementFlowTime; |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 390 | String logMsg = "MEASUREMENT: Pushed Flow delay: " + |
| 391 | (double)estimatedTime / 1000000000 + " sec"; |
| 392 | log.debug(logMsg); |
| 393 | } |
Pavlin Radoslavov | 42f02ba | 2013-04-03 20:07:30 -0700 | [diff] [blame] | 394 | |
| 395 | long estimatedTime = System.nanoTime() - startTime; |
Pavlin Radoslavov | 1552f95 | 2013-04-04 17:51:22 -0700 | [diff] [blame] | 396 | double rate = 0.0; |
| 397 | if (estimatedTime > 0) |
| 398 | rate = ((double)counterAllFlowPaths * 1000000000) / estimatedTime; |
Pavlin Radoslavov | 6fb76d1 | 2013-04-09 22:52:25 -0700 | [diff] [blame] | 399 | String logMsg = "MEASUREMENT: Processed AllFlowPaths: " + |
Pavlin Radoslavov | 1552f95 | 2013-04-04 17:51:22 -0700 | [diff] [blame] | 400 | counterAllFlowPaths + " MyFlowPaths: " + |
| 401 | counterMyFlowPaths + " in " + |
| 402 | (double)estimatedTime / 1000000000 + " sec: " + |
| 403 | rate + " paths/s"; |
Pavlin Radoslavov | 42f02ba | 2013-04-03 20:07:30 -0700 | [diff] [blame] | 404 | log.debug(logMsg); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 405 | } |
| 406 | }; |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 407 | |
Jonathan Hart | 50a9498 | 2013-04-10 14:49:51 -0700 | [diff] [blame] | 408 | //final ScheduledFuture<?> mapReaderHandle = |
| 409 | //mapReaderScheduler.scheduleAtFixedRate(mapReader, 3, 3, TimeUnit.SECONDS); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 410 | |
Jonathan Hart | 50a9498 | 2013-04-10 14:49:51 -0700 | [diff] [blame] | 411 | //final ScheduledFuture<?> shortestPathReconcileHandle = |
| 412 | //shortestPathReconcileScheduler.scheduleAtFixedRate(shortestPathReconcile, 3, 3, TimeUnit.SECONDS); |
Pavlin Radoslavov | 6fb76d1 | 2013-04-09 22:52:25 -0700 | [diff] [blame] | 413 | |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 414 | @Override |
| 415 | public void init(String conf) { |
Toshio Koide | bfe9b92 | 2013-06-18 10:56:05 -0700 | [diff] [blame] | 416 | op = new GraphDBOperation(conf); |
Pavlin Radoslavov | ddd01ba | 2013-07-03 15:40:44 -0700 | [diff] [blame] | 417 | topoRouteService = new TopoRouteService(conf); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 418 | } |
| 419 | |
| 420 | public void finalize() { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 421 | close(); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 422 | } |
| 423 | |
| 424 | @Override |
| 425 | public void close() { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 426 | op.close(); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 427 | } |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 428 | |
| 429 | @Override |
| 430 | public Collection<Class<? extends IFloodlightService>> getModuleServices() { |
| 431 | Collection<Class<? extends IFloodlightService>> l = |
| 432 | new ArrayList<Class<? extends IFloodlightService>>(); |
| 433 | l.add(IFlowService.class); |
| 434 | return l; |
| 435 | } |
| 436 | |
| 437 | @Override |
| 438 | public Map<Class<? extends IFloodlightService>, IFloodlightService> |
| 439 | getServiceImpls() { |
| 440 | Map<Class<? extends IFloodlightService>, |
| 441 | IFloodlightService> m = |
| 442 | new HashMap<Class<? extends IFloodlightService>, |
| 443 | IFloodlightService>(); |
| 444 | m.put(IFlowService.class, this); |
| 445 | return m; |
| 446 | } |
| 447 | |
| 448 | @Override |
| 449 | public Collection<Class<? extends IFloodlightService>> |
| 450 | getModuleDependencies() { |
| 451 | Collection<Class<? extends IFloodlightService>> l = |
| 452 | new ArrayList<Class<? extends IFloodlightService>>(); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 453 | l.add(IFloodlightProviderService.class); |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 454 | l.add(IRestApiService.class); |
| 455 | return l; |
| 456 | } |
| 457 | |
| 458 | @Override |
| 459 | public void init(FloodlightModuleContext context) |
| 460 | throws FloodlightModuleException { |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 461 | this.context = context; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 462 | floodlightProvider = context.getServiceImpl(IFloodlightProviderService.class); |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 463 | restApi = context.getServiceImpl(IRestApiService.class); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 464 | messageDamper = new OFMessageDamper(OFMESSAGE_DAMPER_CAPACITY, |
| 465 | EnumSet.of(OFType.FLOW_MOD), |
| 466 | OFMESSAGE_DAMPER_TIMEOUT); |
Pavlin Radoslavov | ddd01ba | 2013-07-03 15:40:44 -0700 | [diff] [blame] | 467 | |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 468 | // TODO: An ugly hack! |
| 469 | String conf = "/tmp/cassandra.titan"; |
| 470 | this.init(conf); |
Jonathan Hart | 50a9498 | 2013-04-10 14:49:51 -0700 | [diff] [blame] | 471 | |
| 472 | mapReaderScheduler = Executors.newScheduledThreadPool(1); |
| 473 | shortestPathReconcileScheduler = Executors.newScheduledThreadPool(1); |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 474 | } |
| 475 | |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 476 | private synchronized long getNextFlowEntryId() { |
Pavlin Radoslavov | 0b22d0e | 2013-04-02 01:12:46 +0000 | [diff] [blame] | 477 | // |
| 478 | // Generate the next Flow Entry ID. |
| 479 | // NOTE: For now, the higher 32 bits are random, and |
| 480 | // the lower 32 bits are sequential. |
| 481 | // In the future, we need a better allocation mechanism. |
| 482 | // |
| 483 | if ((nextFlowEntryIdSuffix & 0xffffffffL) == 0xffffffffL) { |
| 484 | nextFlowEntryIdPrefix = randomGenerator.nextInt(); |
| 485 | nextFlowEntryIdSuffix = 0; |
| 486 | } else { |
| 487 | nextFlowEntryIdSuffix++; |
| 488 | } |
| 489 | long result = (long)nextFlowEntryIdPrefix << 32; |
| 490 | result = result | (0xffffffffL & nextFlowEntryIdSuffix); |
| 491 | return result; |
| 492 | } |
| 493 | |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 494 | @Override |
| 495 | public void startUp(FloodlightModuleContext context) { |
Jonathan Hart | 50a9498 | 2013-04-10 14:49:51 -0700 | [diff] [blame] | 496 | restApi.addRestletRoutable(new FlowWebRoutable()); |
| 497 | |
| 498 | // Initialize the Flow Entry ID generator |
| 499 | nextFlowEntryIdPrefix = randomGenerator.nextInt(); |
| 500 | |
| 501 | mapReaderScheduler.scheduleAtFixedRate( |
Jonathan Hart | d1f2325 | 2013-06-13 15:17:05 +1200 | [diff] [blame] | 502 | mapReader, 3, 3, TimeUnit.SECONDS); |
Jonathan Hart | 50a9498 | 2013-04-10 14:49:51 -0700 | [diff] [blame] | 503 | shortestPathReconcileScheduler.scheduleAtFixedRate( |
Jonathan Hart | d1f2325 | 2013-06-13 15:17:05 +1200 | [diff] [blame] | 504 | shortestPathReconcile, 3, 3, TimeUnit.SECONDS); |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 505 | } |
| 506 | |
| 507 | /** |
| 508 | * Add a flow. |
| 509 | * |
| 510 | * Internally, ONOS will automatically register the installer for |
| 511 | * receiving Flow Path Notifications for that path. |
| 512 | * |
| 513 | * @param flowPath the Flow Path to install. |
| 514 | * @param flowId the return-by-reference Flow ID as assigned internally. |
Pavlin Radoslavov | dbaaf2e | 2013-03-29 04:25:55 -0700 | [diff] [blame] | 515 | * @param dataPathSummaryStr the data path summary string if the added |
| 516 | * flow will be maintained internally, otherwise null. |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 517 | * @return true on success, otherwise false. |
| 518 | */ |
| 519 | @Override |
Pavlin Radoslavov | dbaaf2e | 2013-03-29 04:25:55 -0700 | [diff] [blame] | 520 | public boolean addFlow(FlowPath flowPath, FlowId flowId, |
| 521 | String dataPathSummaryStr) { |
Pavlin Radoslavov | 7e154fd | 2013-04-04 11:15:37 -0700 | [diff] [blame] | 522 | /* |
| 523 | * TODO: Commented-out for now |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 524 | if (flowPath.flowId().value() == measurementFlowId) { |
| 525 | modifiedMeasurementFlowTime = System.nanoTime(); |
| 526 | } |
Pavlin Radoslavov | 7e154fd | 2013-04-04 11:15:37 -0700 | [diff] [blame] | 527 | */ |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 528 | |
| 529 | IFlowPath flowObj = null; |
Pavlin Radoslavov | 710e2a7 | 2013-04-08 02:31:05 +0000 | [diff] [blame] | 530 | boolean found = false; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 531 | try { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 532 | if ((flowObj = op.searchFlowPath(flowPath.flowId())) |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 533 | != null) { |
| 534 | log.debug("Adding FlowPath with FlowId {}: found existing FlowPath", |
| 535 | flowPath.flowId().toString()); |
Pavlin Radoslavov | 710e2a7 | 2013-04-08 02:31:05 +0000 | [diff] [blame] | 536 | found = true; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 537 | } else { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 538 | flowObj = op.newFlowPath(); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 539 | log.debug("Adding FlowPath with FlowId {}: creating new FlowPath", |
| 540 | flowPath.flowId().toString()); |
| 541 | } |
| 542 | } catch (Exception e) { |
| 543 | // TODO: handle exceptions |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 544 | op.rollback(); |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 545 | |
| 546 | StringWriter sw = new StringWriter(); |
| 547 | e.printStackTrace(new PrintWriter(sw)); |
| 548 | String stacktrace = sw.toString(); |
| 549 | |
| 550 | log.error(":addFlow FlowId:{} failed: {}", |
| 551 | flowPath.flowId().toString(), |
| 552 | stacktrace); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 553 | } |
Pavlin Radoslavov | 89c8f43 | 2013-03-15 18:50:46 -0700 | [diff] [blame] | 554 | if (flowObj == null) { |
Masayoshi Kobayashi | c9da09e | 2013-03-26 20:52:02 +0000 | [diff] [blame] | 555 | log.error(":addFlow FlowId:{} failed: Flow object not created", |
| 556 | flowPath.flowId().toString()); |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 557 | op.rollback(); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 558 | return false; |
Pavlin Radoslavov | 89c8f43 | 2013-03-15 18:50:46 -0700 | [diff] [blame] | 559 | } |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 560 | |
| 561 | // |
| 562 | // Set the Flow key: |
| 563 | // - flowId |
| 564 | // |
| 565 | flowObj.setFlowId(flowPath.flowId().toString()); |
| 566 | flowObj.setType("flow"); |
| 567 | |
| 568 | // |
| 569 | // Set the Flow attributes: |
| 570 | // - flowPath.installerId() |
| 571 | // - flowPath.dataPath().srcPort() |
| 572 | // - flowPath.dataPath().dstPort() |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 573 | // - flowPath.matchSrcMac() |
| 574 | // - flowPath.matchDstMac() |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 575 | // - flowPath.matchEthernetFrameType() |
| 576 | // - flowPath.matchVlanId() |
| 577 | // - flowPath.matchVlanPriority() |
| 578 | // - flowPath.matchSrcIPv4Net() |
| 579 | // - flowPath.matchDstIPv4Net() |
| 580 | // - flowPath.matchIpProto() |
| 581 | // - flowPath.matchIpToS() |
| 582 | // - flowPath.matchSrcTcpUdpPort() |
| 583 | // - flowPath.matchDstTcpUdpPort() |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 584 | // |
| 585 | flowObj.setInstallerId(flowPath.installerId().toString()); |
| 586 | flowObj.setSrcSwitch(flowPath.dataPath().srcPort().dpid().toString()); |
| 587 | flowObj.setSrcPort(flowPath.dataPath().srcPort().port().value()); |
| 588 | flowObj.setDstSwitch(flowPath.dataPath().dstPort().dpid().toString()); |
| 589 | flowObj.setDstPort(flowPath.dataPath().dstPort().port().value()); |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 590 | if (flowPath.flowEntryMatch().matchSrcMac()) { |
| 591 | flowObj.setMatchSrcMac(flowPath.flowEntryMatch().srcMac().toString()); |
| 592 | } |
| 593 | if (flowPath.flowEntryMatch().matchDstMac()) { |
| 594 | flowObj.setMatchDstMac(flowPath.flowEntryMatch().dstMac().toString()); |
| 595 | } |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 596 | if (flowPath.flowEntryMatch().matchEthernetFrameType()) { |
| 597 | flowObj.setMatchEthernetFrameType(flowPath.flowEntryMatch().ethernetFrameType()); |
| 598 | } |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 599 | if (flowPath.flowEntryMatch().matchVlanId()) { |
| 600 | flowObj.setMatchVlanId(flowPath.flowEntryMatch().vlanId()); |
| 601 | } |
| 602 | if (flowPath.flowEntryMatch().matchVlanPriority()) { |
| 603 | flowObj.setMatchVlanPriority(flowPath.flowEntryMatch().vlanPriority()); |
| 604 | } |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 605 | if (flowPath.flowEntryMatch().matchSrcIPv4Net()) { |
| 606 | flowObj.setMatchSrcIPv4Net(flowPath.flowEntryMatch().srcIPv4Net().toString()); |
| 607 | } |
| 608 | if (flowPath.flowEntryMatch().matchDstIPv4Net()) { |
| 609 | flowObj.setMatchDstIPv4Net(flowPath.flowEntryMatch().dstIPv4Net().toString()); |
| 610 | } |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 611 | if (flowPath.flowEntryMatch().matchIpProto()) { |
| 612 | flowObj.setMatchIpProto(flowPath.flowEntryMatch().ipProto()); |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 613 | } |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 614 | if (flowPath.flowEntryMatch().matchIpToS()) { |
| 615 | flowObj.setMatchIpToS(flowPath.flowEntryMatch().ipToS()); |
| 616 | } |
| 617 | if (flowPath.flowEntryMatch().matchSrcTcpUdpPort()) { |
| 618 | flowObj.setMatchSrcTcpUdpPort(flowPath.flowEntryMatch().srcTcpUdpPort()); |
| 619 | } |
| 620 | if (flowPath.flowEntryMatch().matchDstTcpUdpPort()) { |
| 621 | flowObj.setMatchDstTcpUdpPort(flowPath.flowEntryMatch().dstTcpUdpPort()); |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 622 | } |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 623 | |
Pavlin Radoslavov | dbaaf2e | 2013-03-29 04:25:55 -0700 | [diff] [blame] | 624 | if (dataPathSummaryStr != null) { |
| 625 | flowObj.setDataPathSummary(dataPathSummaryStr); |
| 626 | } else { |
| 627 | flowObj.setDataPathSummary(""); |
| 628 | } |
| 629 | |
Pavlin Radoslavov | 710e2a7 | 2013-04-08 02:31:05 +0000 | [diff] [blame] | 630 | if (found) |
| 631 | flowObj.setUserState("FE_USER_MODIFY"); |
| 632 | else |
| 633 | flowObj.setUserState("FE_USER_ADD"); |
| 634 | |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 635 | // Flow edges: |
| 636 | // HeadFE |
| 637 | |
| 638 | |
| 639 | // |
| 640 | // Flow Entries: |
| 641 | // flowPath.dataPath().flowEntries() |
| 642 | // |
| 643 | for (FlowEntry flowEntry : flowPath.dataPath().flowEntries()) { |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 644 | if (addFlowEntry(flowObj, flowEntry) == null) { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 645 | op.rollback(); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 646 | return false; |
Pavlin Radoslavov | 89c8f43 | 2013-03-15 18:50:46 -0700 | [diff] [blame] | 647 | } |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 648 | } |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 649 | op.commit(); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 650 | |
| 651 | // |
| 652 | // TODO: We need a proper Flow ID allocation mechanism. |
| 653 | // |
| 654 | flowId.setValue(flowPath.flowId().value()); |
Pavlin Radoslavov | 89c8f43 | 2013-03-15 18:50:46 -0700 | [diff] [blame] | 655 | |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 656 | return true; |
| 657 | } |
| 658 | |
| 659 | /** |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 660 | * Add a flow entry to the Network MAP. |
| 661 | * |
| 662 | * @param flowObj the corresponding Flow Path object for the Flow Entry. |
| 663 | * @param flowEntry the Flow Entry to install. |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 664 | * @return the added Flow Entry object on success, otherwise null. |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 665 | */ |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 666 | private IFlowEntry addFlowEntry(IFlowPath flowObj, FlowEntry flowEntry) { |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 667 | // Flow edges |
| 668 | // HeadFE (TODO) |
| 669 | |
| 670 | // |
| 671 | // Assign the FlowEntry ID. |
| 672 | // |
| 673 | if ((flowEntry.flowEntryId() == null) || |
| 674 | (flowEntry.flowEntryId().value() == 0)) { |
| 675 | long id = getNextFlowEntryId(); |
| 676 | flowEntry.setFlowEntryId(new FlowEntryId(id)); |
| 677 | } |
| 678 | |
| 679 | IFlowEntry flowEntryObj = null; |
| 680 | boolean found = false; |
| 681 | try { |
| 682 | if ((flowEntryObj = |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 683 | op.searchFlowEntry(flowEntry.flowEntryId())) != null) { |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 684 | log.debug("Adding FlowEntry with FlowEntryId {}: found existing FlowEntry", |
| 685 | flowEntry.flowEntryId().toString()); |
| 686 | found = true; |
| 687 | } else { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 688 | flowEntryObj = op.newFlowEntry(); |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 689 | log.debug("Adding FlowEntry with FlowEntryId {}: creating new FlowEntry", |
| 690 | flowEntry.flowEntryId().toString()); |
| 691 | } |
| 692 | } catch (Exception e) { |
| 693 | log.error(":addFlow FlowEntryId:{} failed", |
| 694 | flowEntry.flowEntryId().toString()); |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 695 | return null; |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 696 | } |
| 697 | if (flowEntryObj == null) { |
| 698 | log.error(":addFlow FlowEntryId:{} failed: FlowEntry object not created", |
| 699 | flowEntry.flowEntryId().toString()); |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 700 | return null; |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 701 | } |
| 702 | |
| 703 | // |
| 704 | // Set the Flow Entry key: |
| 705 | // - flowEntry.flowEntryId() |
| 706 | // |
| 707 | flowEntryObj.setFlowEntryId(flowEntry.flowEntryId().toString()); |
| 708 | flowEntryObj.setType("flow_entry"); |
| 709 | |
| 710 | // |
| 711 | // Set the Flow Entry Edges and attributes: |
| 712 | // - Switch edge |
| 713 | // - InPort edge |
| 714 | // - OutPort edge |
| 715 | // |
| 716 | // - flowEntry.flowEntryMatch() |
| 717 | // - flowEntry.flowEntryActions() |
| 718 | // - flowEntry.dpid() |
| 719 | // - flowEntry.flowEntryUserState() |
| 720 | // - flowEntry.flowEntrySwitchState() |
| 721 | // - flowEntry.flowEntryErrorState() |
| 722 | // - flowEntry.matchInPort() |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 723 | // - flowEntry.matchSrcMac() |
| 724 | // - flowEntry.matchDstMac() |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 725 | // - flowEntry.matchEthernetFrameType() |
| 726 | // - flowEntry.matchVlanId() |
| 727 | // - flowEntry.matchVlanPriority() |
| 728 | // - flowEntry.matchSrcIPv4Net() |
| 729 | // - flowEntry.matchDstIPv4Net() |
| 730 | // - flowEntry.matchIpProto() |
| 731 | // - flowEntry.matchIpToS() |
| 732 | // - flowEntry.matchSrcTcpUdpPort() |
| 733 | // - flowEntry.matchDstTcpUdpPort() |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 734 | // - flowEntry.actionOutput() |
| 735 | // |
| 736 | ISwitchObject sw = |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 737 | op.searchSwitch(flowEntry.dpid().toString()); |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 738 | flowEntryObj.setSwitchDpid(flowEntry.dpid().toString()); |
| 739 | flowEntryObj.setSwitch(sw); |
| 740 | if (flowEntry.flowEntryMatch().matchInPort()) { |
| 741 | IPortObject inport = |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 742 | op.searchPort(flowEntry.dpid().toString(), |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 743 | flowEntry.flowEntryMatch().inPort().value()); |
| 744 | flowEntryObj.setMatchInPort(flowEntry.flowEntryMatch().inPort().value()); |
| 745 | flowEntryObj.setInPort(inport); |
| 746 | } |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 747 | if (flowEntry.flowEntryMatch().matchSrcMac()) { |
| 748 | flowEntryObj.setMatchSrcMac(flowEntry.flowEntryMatch().srcMac().toString()); |
| 749 | } |
| 750 | if (flowEntry.flowEntryMatch().matchDstMac()) { |
| 751 | flowEntryObj.setMatchDstMac(flowEntry.flowEntryMatch().dstMac().toString()); |
| 752 | } |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 753 | if (flowEntry.flowEntryMatch().matchEthernetFrameType()) { |
| 754 | flowEntryObj.setMatchEthernetFrameType(flowEntry.flowEntryMatch().ethernetFrameType()); |
| 755 | } |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 756 | if (flowEntry.flowEntryMatch().matchVlanId()) { |
| 757 | flowEntryObj.setMatchVlanId(flowEntry.flowEntryMatch().vlanId()); |
| 758 | } |
| 759 | if (flowEntry.flowEntryMatch().matchVlanPriority()) { |
| 760 | flowEntryObj.setMatchVlanPriority(flowEntry.flowEntryMatch().vlanPriority()); |
| 761 | } |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 762 | if (flowEntry.flowEntryMatch().matchSrcIPv4Net()) { |
| 763 | flowEntryObj.setMatchSrcIPv4Net(flowEntry.flowEntryMatch().srcIPv4Net().toString()); |
| 764 | } |
| 765 | if (flowEntry.flowEntryMatch().matchDstIPv4Net()) { |
| 766 | flowEntryObj.setMatchDstIPv4Net(flowEntry.flowEntryMatch().dstIPv4Net().toString()); |
| 767 | } |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 768 | if (flowEntry.flowEntryMatch().matchIpProto()) { |
| 769 | flowEntryObj.setMatchIpProto(flowEntry.flowEntryMatch().ipProto()); |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 770 | } |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 771 | if (flowEntry.flowEntryMatch().matchIpToS()) { |
| 772 | flowEntryObj.setMatchIpToS(flowEntry.flowEntryMatch().ipToS()); |
| 773 | } |
| 774 | if (flowEntry.flowEntryMatch().matchSrcTcpUdpPort()) { |
| 775 | flowEntryObj.setMatchSrcTcpUdpPort(flowEntry.flowEntryMatch().srcTcpUdpPort()); |
| 776 | } |
| 777 | if (flowEntry.flowEntryMatch().matchDstTcpUdpPort()) { |
| 778 | flowEntryObj.setMatchDstTcpUdpPort(flowEntry.flowEntryMatch().dstTcpUdpPort()); |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 779 | } |
| 780 | |
| 781 | for (FlowEntryAction fa : flowEntry.flowEntryActions()) { |
| 782 | if (fa.actionOutput() != null) { |
| 783 | IPortObject outport = |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 784 | op.searchPort(flowEntry.dpid().toString(), |
| 785 | fa.actionOutput().port().value()); |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 786 | flowEntryObj.setActionOutput(fa.actionOutput().port().value()); |
| 787 | flowEntryObj.setOutPort(outport); |
| 788 | } |
| 789 | } |
| 790 | // TODO: Hacks with hard-coded state names! |
| 791 | if (found) |
| 792 | flowEntryObj.setUserState("FE_USER_MODIFY"); |
| 793 | else |
| 794 | flowEntryObj.setUserState("FE_USER_ADD"); |
| 795 | flowEntryObj.setSwitchState("FE_SWITCH_NOT_UPDATED"); |
| 796 | // |
| 797 | // TODO: Take care of the FlowEntryErrorState. |
| 798 | // |
| 799 | |
| 800 | // Flow Entries edges: |
| 801 | // Flow |
| 802 | // NextFE (TODO) |
| 803 | if (! found) { |
| 804 | flowObj.addFlowEntry(flowEntryObj); |
| 805 | flowEntryObj.setFlow(flowObj); |
| 806 | } |
| 807 | |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 808 | return flowEntryObj; |
Pavlin Radoslavov | 9425f70 | 2013-04-04 19:55:07 -0700 | [diff] [blame] | 809 | } |
| 810 | |
| 811 | /** |
Pavlin Radoslavov | baea924 | 2013-05-08 00:20:09 +0000 | [diff] [blame] | 812 | * Delete all previously added flows. |
| 813 | * |
| 814 | * @return true on success, otherwise false. |
| 815 | */ |
| 816 | @Override |
| 817 | public boolean deleteAllFlows() { |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 818 | List<Thread> threads = new LinkedList<Thread>(); |
| 819 | final ConcurrentLinkedQueue<FlowId> concurrentAllFlowIds = |
| 820 | new ConcurrentLinkedQueue<FlowId>(); |
Pavlin Radoslavov | baea924 | 2013-05-08 00:20:09 +0000 | [diff] [blame] | 821 | |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 822 | // Get all Flow IDs |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 823 | Iterable<IFlowPath> allFlowPaths = op.getAllFlowPaths(); |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 824 | for (IFlowPath flowPathObj : allFlowPaths) { |
| 825 | if (flowPathObj == null) |
| 826 | continue; |
| 827 | String flowIdStr = flowPathObj.getFlowId(); |
| 828 | if (flowIdStr == null) |
| 829 | continue; |
| 830 | FlowId flowId = new FlowId(flowIdStr); |
| 831 | concurrentAllFlowIds.add(flowId); |
Pavlin Radoslavov | baea924 | 2013-05-08 00:20:09 +0000 | [diff] [blame] | 832 | } |
| 833 | |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 834 | // Delete all flows one-by-one |
| 835 | for (FlowId flowId : concurrentAllFlowIds) |
| 836 | deleteFlow(flowId); |
| 837 | |
| 838 | /* |
| 839 | * TODO: A faster mechanism to delete the Flow Paths by using |
| 840 | * a number of threads. Commented-out for now. |
| 841 | */ |
| 842 | /* |
| 843 | // |
| 844 | // Create the threads to delete the Flow Paths |
| 845 | // |
| 846 | for (int i = 0; i < 10; i++) { |
| 847 | Thread thread = new Thread(new Runnable() { |
| 848 | @Override |
| 849 | public void run() { |
| 850 | while (true) { |
| 851 | FlowId flowId = concurrentAllFlowIds.poll(); |
| 852 | if (flowId == null) |
| 853 | return; |
| 854 | deleteFlow(flowId); |
| 855 | } |
| 856 | }}, "Delete All Flow Paths"); |
| 857 | threads.add(thread); |
| 858 | } |
| 859 | |
| 860 | // Start processing |
| 861 | for (Thread thread : threads) { |
| 862 | thread.start(); |
| 863 | } |
| 864 | |
Pavlin Radoslavov | f5d8041 | 2013-05-24 05:14:07 +0000 | [diff] [blame] | 865 | // Wait for all threads to complete |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 866 | for (Thread thread : threads) { |
| 867 | try { |
| 868 | thread.join(); |
| 869 | } catch (InterruptedException e) { |
| 870 | log.debug("Exception waiting for a thread to delete a Flow Path: ", e); |
| 871 | } |
| 872 | } |
| 873 | */ |
| 874 | |
Pavlin Radoslavov | baea924 | 2013-05-08 00:20:09 +0000 | [diff] [blame] | 875 | return true; |
| 876 | } |
| 877 | |
| 878 | /** |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 879 | * Delete a previously added flow. |
| 880 | * |
| 881 | * @param flowId the Flow ID of the flow to delete. |
| 882 | * @return true on success, otherwise false. |
| 883 | */ |
| 884 | @Override |
| 885 | public boolean deleteFlow(FlowId flowId) { |
Pavlin Radoslavov | 7e154fd | 2013-04-04 11:15:37 -0700 | [diff] [blame] | 886 | /* |
| 887 | * TODO: Commented-out for now |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 888 | if (flowId.value() == measurementFlowId) { |
| 889 | modifiedMeasurementFlowTime = System.nanoTime(); |
| 890 | } |
Pavlin Radoslavov | 7e154fd | 2013-04-04 11:15:37 -0700 | [diff] [blame] | 891 | */ |
Pavlin Radoslavov | 571cff9 | 2013-03-20 02:01:32 -0700 | [diff] [blame] | 892 | |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 893 | IFlowPath flowObj = null; |
| 894 | // |
| 895 | // We just mark the entries for deletion, |
| 896 | // and let the switches remove each individual entry after |
| 897 | // it has been removed from the switches. |
| 898 | // |
| 899 | try { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 900 | if ((flowObj = op.searchFlowPath(flowId)) |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 901 | != null) { |
| 902 | log.debug("Deleting FlowPath with FlowId {}: found existing FlowPath", |
| 903 | flowId.toString()); |
| 904 | } else { |
| 905 | log.debug("Deleting FlowPath with FlowId {}: FlowPath not found", |
| 906 | flowId.toString()); |
| 907 | } |
| 908 | } catch (Exception e) { |
| 909 | // TODO: handle exceptions |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 910 | op.rollback(); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 911 | log.error(":deleteFlow FlowId:{} failed", flowId.toString()); |
| 912 | } |
Pavlin Radoslavov | 89c8f43 | 2013-03-15 18:50:46 -0700 | [diff] [blame] | 913 | if (flowObj == null) { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 914 | op.commit(); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 915 | return true; // OK: No such flow |
Pavlin Radoslavov | 89c8f43 | 2013-03-15 18:50:46 -0700 | [diff] [blame] | 916 | } |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 917 | |
| 918 | // |
Pavlin Radoslavov | 710e2a7 | 2013-04-08 02:31:05 +0000 | [diff] [blame] | 919 | // Find and mark for deletion all Flow Entries, |
| 920 | // and the Flow itself. |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 921 | // |
Pavlin Radoslavov | 710e2a7 | 2013-04-08 02:31:05 +0000 | [diff] [blame] | 922 | flowObj.setUserState("FE_USER_DELETE"); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 923 | Iterable<IFlowEntry> flowEntries = flowObj.getFlowEntries(); |
| 924 | boolean empty = true; // TODO: an ugly hack |
| 925 | for (IFlowEntry flowEntryObj : flowEntries) { |
| 926 | empty = false; |
| 927 | // flowObj.removeFlowEntry(flowEntryObj); |
| 928 | // conn.utils().removeFlowEntry(conn, flowEntryObj); |
| 929 | flowEntryObj.setUserState("FE_USER_DELETE"); |
| 930 | flowEntryObj.setSwitchState("FE_SWITCH_NOT_UPDATED"); |
| 931 | } |
| 932 | // Remove from the database empty flows |
| 933 | if (empty) |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 934 | op.removeFlowPath(flowObj); |
| 935 | op.commit(); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 936 | |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 937 | return true; |
| 938 | } |
| 939 | |
| 940 | /** |
Pavlin Radoslavov | baea924 | 2013-05-08 00:20:09 +0000 | [diff] [blame] | 941 | * Clear the state for all previously added flows. |
| 942 | * |
| 943 | * @return true on success, otherwise false. |
| 944 | */ |
| 945 | @Override |
| 946 | public boolean clearAllFlows() { |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 947 | List<FlowId> allFlowIds = new LinkedList<FlowId>(); |
Pavlin Radoslavov | baea924 | 2013-05-08 00:20:09 +0000 | [diff] [blame] | 948 | |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 949 | // Get all Flow IDs |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 950 | Iterable<IFlowPath> allFlowPaths = op.getAllFlowPaths(); |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 951 | for (IFlowPath flowPathObj : allFlowPaths) { |
| 952 | if (flowPathObj == null) |
| 953 | continue; |
| 954 | String flowIdStr = flowPathObj.getFlowId(); |
| 955 | if (flowIdStr == null) |
| 956 | continue; |
| 957 | FlowId flowId = new FlowId(flowIdStr); |
| 958 | allFlowIds.add(flowId); |
| 959 | } |
| 960 | |
| 961 | // Clear all flows one-by-one |
| 962 | for (FlowId flowId : allFlowIds) { |
| 963 | clearFlow(flowId); |
Pavlin Radoslavov | baea924 | 2013-05-08 00:20:09 +0000 | [diff] [blame] | 964 | } |
| 965 | |
| 966 | return true; |
| 967 | } |
| 968 | |
| 969 | /** |
Pavlin Radoslavov | 916832f | 2013-03-14 17:48:41 -0700 | [diff] [blame] | 970 | * Clear the state for a previously added flow. |
| 971 | * |
| 972 | * @param flowId the Flow ID of the flow to clear. |
| 973 | * @return true on success, otherwise false. |
| 974 | */ |
| 975 | @Override |
| 976 | public boolean clearFlow(FlowId flowId) { |
| 977 | IFlowPath flowObj = null; |
| 978 | try { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 979 | if ((flowObj = op.searchFlowPath(flowId)) |
Pavlin Radoslavov | 916832f | 2013-03-14 17:48:41 -0700 | [diff] [blame] | 980 | != null) { |
| 981 | log.debug("Clearing FlowPath with FlowId {}: found existing FlowPath", |
| 982 | flowId.toString()); |
| 983 | } else { |
| 984 | log.debug("Clearing FlowPath with FlowId {}: FlowPath not found", |
| 985 | flowId.toString()); |
| 986 | } |
| 987 | } catch (Exception e) { |
| 988 | // TODO: handle exceptions |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 989 | op.rollback(); |
Pavlin Radoslavov | 916832f | 2013-03-14 17:48:41 -0700 | [diff] [blame] | 990 | log.error(":clearFlow FlowId:{} failed", flowId.toString()); |
| 991 | } |
Pavlin Radoslavov | 89c8f43 | 2013-03-15 18:50:46 -0700 | [diff] [blame] | 992 | if (flowObj == null) { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 993 | op.commit(); |
Pavlin Radoslavov | 916832f | 2013-03-14 17:48:41 -0700 | [diff] [blame] | 994 | return true; // OK: No such flow |
Pavlin Radoslavov | 89c8f43 | 2013-03-15 18:50:46 -0700 | [diff] [blame] | 995 | } |
Pavlin Radoslavov | 916832f | 2013-03-14 17:48:41 -0700 | [diff] [blame] | 996 | |
| 997 | // |
| 998 | // Remove all Flow Entries |
| 999 | // |
| 1000 | Iterable<IFlowEntry> flowEntries = flowObj.getFlowEntries(); |
| 1001 | for (IFlowEntry flowEntryObj : flowEntries) { |
| 1002 | flowObj.removeFlowEntry(flowEntryObj); |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1003 | op.removeFlowEntry(flowEntryObj); |
Pavlin Radoslavov | 916832f | 2013-03-14 17:48:41 -0700 | [diff] [blame] | 1004 | } |
| 1005 | // Remove the Flow itself |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1006 | op.removeFlowPath(flowObj); |
| 1007 | op.commit(); |
Pavlin Radoslavov | 916832f | 2013-03-14 17:48:41 -0700 | [diff] [blame] | 1008 | |
| 1009 | return true; |
| 1010 | } |
| 1011 | |
| 1012 | /** |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 1013 | * Get a previously added flow. |
| 1014 | * |
| 1015 | * @param flowId the Flow ID of the flow to get. |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 1016 | * @return the Flow Path if found, otherwise null. |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 1017 | */ |
| 1018 | @Override |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 1019 | public FlowPath getFlow(FlowId flowId) { |
| 1020 | IFlowPath flowObj = null; |
| 1021 | try { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1022 | if ((flowObj = op.searchFlowPath(flowId)) |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 1023 | != null) { |
| 1024 | log.debug("Get FlowPath with FlowId {}: found existing FlowPath", |
| 1025 | flowId.toString()); |
| 1026 | } else { |
| 1027 | log.debug("Get FlowPath with FlowId {}: FlowPath not found", |
| 1028 | flowId.toString()); |
| 1029 | } |
| 1030 | } catch (Exception e) { |
| 1031 | // TODO: handle exceptions |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1032 | op.rollback(); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 1033 | log.error(":getFlow FlowId:{} failed", flowId.toString()); |
| 1034 | } |
Pavlin Radoslavov | 89c8f43 | 2013-03-15 18:50:46 -0700 | [diff] [blame] | 1035 | if (flowObj == null) { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1036 | op.commit(); |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 1037 | return null; // Flow not found |
Pavlin Radoslavov | 89c8f43 | 2013-03-15 18:50:46 -0700 | [diff] [blame] | 1038 | } |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 1039 | |
| 1040 | // |
| 1041 | // Extract the Flow state |
| 1042 | // |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1043 | FlowPath flowPath = extractFlowPath(flowObj); |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1044 | op.commit(); |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1045 | |
| 1046 | return flowPath; |
| 1047 | } |
| 1048 | |
| 1049 | /** |
| 1050 | * Get all previously added flows by a specific installer for a given |
| 1051 | * data path endpoints. |
| 1052 | * |
| 1053 | * @param installerId the Caller ID of the installer of the flow to get. |
| 1054 | * @param dataPathEndpoints the data path endpoints of the flow to get. |
| 1055 | * @return the Flow Paths if found, otherwise null. |
| 1056 | */ |
| 1057 | @Override |
| 1058 | public ArrayList<FlowPath> getAllFlows(CallerId installerId, |
| 1059 | DataPathEndpoints dataPathEndpoints) { |
| 1060 | // |
| 1061 | // TODO: The implementation below is not optimal: |
| 1062 | // We fetch all flows, and then return only the subset that match |
| 1063 | // the query conditions. |
| 1064 | // We should use the appropriate Titan/Gremlin query to filter-out |
| 1065 | // the flows as appropriate. |
| 1066 | // |
| 1067 | ArrayList<FlowPath> allFlows = getAllFlows(); |
Umesh Krishnaswamy | ea0f4ab | 2013-03-26 18:49:35 -0700 | [diff] [blame] | 1068 | ArrayList<FlowPath> flowPaths = new ArrayList<FlowPath>(); |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1069 | |
| 1070 | if (allFlows == null) { |
| 1071 | log.debug("Get FlowPaths for installerId{} and dataPathEndpoints{}: no FlowPaths found", installerId, dataPathEndpoints); |
Umesh Krishnaswamy | ea0f4ab | 2013-03-26 18:49:35 -0700 | [diff] [blame] | 1072 | return flowPaths; |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1073 | } |
| 1074 | |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1075 | for (FlowPath flow : allFlows) { |
| 1076 | // |
| 1077 | // TODO: String-based comparison is sub-optimal. |
| 1078 | // We are using it for now to save us the extra work of |
Pavlin Radoslavov | c4e76a6 | 2013-03-06 10:52:41 -0800 | [diff] [blame] | 1079 | // implementing the "equals()" and "hashCode()" methods. |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1080 | // |
| 1081 | if (! flow.installerId().toString().equals(installerId.toString())) |
| 1082 | continue; |
| 1083 | if (! flow.dataPath().srcPort().toString().equals(dataPathEndpoints.srcPort().toString())) { |
| 1084 | continue; |
| 1085 | } |
| 1086 | if (! flow.dataPath().dstPort().toString().equals(dataPathEndpoints.dstPort().toString())) { |
| 1087 | continue; |
| 1088 | } |
| 1089 | flowPaths.add(flow); |
| 1090 | } |
| 1091 | |
| 1092 | if (flowPaths.isEmpty()) { |
| 1093 | log.debug("Get FlowPaths for installerId{} and dataPathEndpoints{}: no FlowPaths found", installerId, dataPathEndpoints); |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1094 | } else { |
| 1095 | log.debug("Get FlowPaths for installerId{} and dataPathEndpoints{}: FlowPaths are found", installerId, dataPathEndpoints); |
| 1096 | } |
| 1097 | |
| 1098 | return flowPaths; |
| 1099 | } |
| 1100 | |
| 1101 | /** |
| 1102 | * Get all installed flows by all installers for given data path endpoints. |
| 1103 | * |
| 1104 | * @param dataPathEndpoints the data path endpoints of the flows to get. |
| 1105 | * @return the Flow Paths if found, otherwise null. |
| 1106 | */ |
| 1107 | @Override |
| 1108 | public ArrayList<FlowPath> getAllFlows(DataPathEndpoints dataPathEndpoints) { |
| 1109 | // |
| 1110 | // TODO: The implementation below is not optimal: |
| 1111 | // We fetch all flows, and then return only the subset that match |
| 1112 | // the query conditions. |
| 1113 | // We should use the appropriate Titan/Gremlin query to filter-out |
| 1114 | // the flows as appropriate. |
| 1115 | // |
Umesh Krishnaswamy | ea0f4ab | 2013-03-26 18:49:35 -0700 | [diff] [blame] | 1116 | ArrayList<FlowPath> flowPaths = new ArrayList<FlowPath>(); |
| 1117 | ArrayList<FlowPath> allFlows = getAllFlows(); |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1118 | |
| 1119 | if (allFlows == null) { |
| 1120 | log.debug("Get FlowPaths for dataPathEndpoints{}: no FlowPaths found", dataPathEndpoints); |
Umesh Krishnaswamy | ea0f4ab | 2013-03-26 18:49:35 -0700 | [diff] [blame] | 1121 | return flowPaths; |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1122 | } |
| 1123 | |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1124 | for (FlowPath flow : allFlows) { |
| 1125 | // |
| 1126 | // TODO: String-based comparison is sub-optimal. |
| 1127 | // We are using it for now to save us the extra work of |
Pavlin Radoslavov | c4e76a6 | 2013-03-06 10:52:41 -0800 | [diff] [blame] | 1128 | // implementing the "equals()" and "hashCode()" methods. |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1129 | // |
| 1130 | if (! flow.dataPath().srcPort().toString().equals(dataPathEndpoints.srcPort().toString())) { |
| 1131 | continue; |
| 1132 | } |
| 1133 | if (! flow.dataPath().dstPort().toString().equals(dataPathEndpoints.dstPort().toString())) { |
| 1134 | continue; |
| 1135 | } |
| 1136 | flowPaths.add(flow); |
| 1137 | } |
| 1138 | |
| 1139 | if (flowPaths.isEmpty()) { |
| 1140 | log.debug("Get FlowPaths for dataPathEndpoints{}: no FlowPaths found", dataPathEndpoints); |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1141 | } else { |
| 1142 | log.debug("Get FlowPaths for dataPathEndpoints{}: FlowPaths are found", dataPathEndpoints); |
| 1143 | } |
| 1144 | |
| 1145 | return flowPaths; |
| 1146 | } |
| 1147 | |
| 1148 | /** |
Umesh Krishnaswamy | 57a32a9 | 2013-03-21 14:21:15 -0700 | [diff] [blame] | 1149 | * Get summary of all installed flows by all installers in a given range |
| 1150 | * |
| 1151 | * @param flowId the data path endpoints of the flows to get. |
| 1152 | * @param maxFlows: the maximum number of flows to be returned |
| 1153 | * @return the Flow Paths if found, otherwise null. |
| 1154 | */ |
| 1155 | @Override |
Jonathan Hart | 01f2d27 | 2013-04-04 20:03:46 -0700 | [diff] [blame] | 1156 | public ArrayList<IFlowPath> getAllFlowsSummary(FlowId flowId, int maxFlows) { |
Jonathan Hart | f5315fb | 2013-04-05 11:41:56 -0700 | [diff] [blame] | 1157 | |
Umesh Krishnaswamy | 57a32a9 | 2013-03-21 14:21:15 -0700 | [diff] [blame] | 1158 | // TODO: The implementation below is not optimal: |
| 1159 | // We fetch all flows, and then return only the subset that match |
| 1160 | // the query conditions. |
| 1161 | // We should use the appropriate Titan/Gremlin query to filter-out |
| 1162 | // the flows as appropriate. |
| 1163 | // |
Jonathan Hart | 01f2d27 | 2013-04-04 20:03:46 -0700 | [diff] [blame] | 1164 | //ArrayList<FlowPath> flowPaths = new ArrayList<FlowPath>(); |
Umesh Krishnaswamy | ea0f4ab | 2013-03-26 18:49:35 -0700 | [diff] [blame] | 1165 | |
Jonathan Hart | 01f2d27 | 2013-04-04 20:03:46 -0700 | [diff] [blame] | 1166 | ArrayList<IFlowPath> flowPathsWithoutFlowEntries = getAllFlowsWithoutFlowEntries(); |
| 1167 | |
Jonathan Hart | f5315fb | 2013-04-05 11:41:56 -0700 | [diff] [blame] | 1168 | Collections.sort(flowPathsWithoutFlowEntries, |
| 1169 | new Comparator<IFlowPath>(){ |
| 1170 | @Override |
| 1171 | public int compare(IFlowPath first, IFlowPath second) { |
| 1172 | // TODO Auto-generated method stub |
| 1173 | long result = new FlowId(first.getFlowId()).value() |
| 1174 | - new FlowId(second.getFlowId()).value(); |
| 1175 | if (result > 0) return 1; |
| 1176 | else if (result < 0) return -1; |
| 1177 | else return 0; |
| 1178 | } |
| 1179 | } |
| 1180 | ); |
| 1181 | |
Jonathan Hart | 01f2d27 | 2013-04-04 20:03:46 -0700 | [diff] [blame] | 1182 | return flowPathsWithoutFlowEntries; |
| 1183 | |
| 1184 | /* |
Umesh Krishnaswamy | ea0f4ab | 2013-03-26 18:49:35 -0700 | [diff] [blame] | 1185 | ArrayList<FlowPath> allFlows = getAllFlows(); |
Jonathan Hart | 01f2d27 | 2013-04-04 20:03:46 -0700 | [diff] [blame] | 1186 | |
Umesh Krishnaswamy | 57a32a9 | 2013-03-21 14:21:15 -0700 | [diff] [blame] | 1187 | if (allFlows == null) { |
| 1188 | log.debug("Get FlowPathsSummary for {} {}: no FlowPaths found", flowId, maxFlows); |
Umesh Krishnaswamy | ea0f4ab | 2013-03-26 18:49:35 -0700 | [diff] [blame] | 1189 | return flowPaths; |
Umesh Krishnaswamy | 57a32a9 | 2013-03-21 14:21:15 -0700 | [diff] [blame] | 1190 | } |
| 1191 | |
Umesh Krishnaswamy | 244b4ae | 2013-03-29 12:05:15 -0700 | [diff] [blame] | 1192 | Collections.sort(allFlows); |
Umesh Krishnaswamy | 57a32a9 | 2013-03-21 14:21:15 -0700 | [diff] [blame] | 1193 | |
Umesh Krishnaswamy | 57a32a9 | 2013-03-21 14:21:15 -0700 | [diff] [blame] | 1194 | for (FlowPath flow : allFlows) { |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1195 | flow.setFlowEntryMatch(null); |
Umesh Krishnaswamy | 57a32a9 | 2013-03-21 14:21:15 -0700 | [diff] [blame] | 1196 | |
Pavlin Radoslavov | 96b4342 | 2013-04-04 19:14:56 -0700 | [diff] [blame] | 1197 | // start from desired flowId |
| 1198 | if (flow.flowId().value() < flowId.value()) { |
| 1199 | continue; |
| 1200 | } |
Umesh Krishnaswamy | 57a32a9 | 2013-03-21 14:21:15 -0700 | [diff] [blame] | 1201 | |
| 1202 | // Summarize by making null flow entry fields that are not relevant to report |
| 1203 | for (FlowEntry flowEntry : flow.dataPath().flowEntries()) { |
| 1204 | flowEntry.setFlowEntryActions(null); |
| 1205 | flowEntry.setFlowEntryMatch(null); |
| 1206 | } |
| 1207 | |
| 1208 | flowPaths.add(flow); |
| 1209 | if (maxFlows != 0 && flowPaths.size() >= maxFlows) { |
| 1210 | break; |
| 1211 | } |
| 1212 | } |
| 1213 | |
| 1214 | if (flowPaths.isEmpty()) { |
| 1215 | log.debug("Get FlowPathsSummary {} {}: no FlowPaths found", flowId, maxFlows); |
Umesh Krishnaswamy | 57a32a9 | 2013-03-21 14:21:15 -0700 | [diff] [blame] | 1216 | } else { |
| 1217 | log.debug("Get FlowPathsSummary for {} {}: FlowPaths were found", flowId, maxFlows); |
| 1218 | } |
| 1219 | |
| 1220 | return flowPaths; |
Jonathan Hart | 01f2d27 | 2013-04-04 20:03:46 -0700 | [diff] [blame] | 1221 | */ |
Umesh Krishnaswamy | 57a32a9 | 2013-03-21 14:21:15 -0700 | [diff] [blame] | 1222 | } |
| 1223 | |
| 1224 | /** |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1225 | * Get all installed flows by all installers. |
| 1226 | * |
| 1227 | * @return the Flow Paths if found, otherwise null. |
| 1228 | */ |
| 1229 | @Override |
| 1230 | public ArrayList<FlowPath> getAllFlows() { |
| 1231 | Iterable<IFlowPath> flowPathsObj = null; |
Umesh Krishnaswamy | ea0f4ab | 2013-03-26 18:49:35 -0700 | [diff] [blame] | 1232 | ArrayList<FlowPath> flowPaths = new ArrayList<FlowPath>(); |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1233 | |
| 1234 | try { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1235 | if ((flowPathsObj = op.getAllFlowPaths()) != null) { |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1236 | log.debug("Get all FlowPaths: found FlowPaths"); |
| 1237 | } else { |
| 1238 | log.debug("Get all FlowPaths: no FlowPaths found"); |
| 1239 | } |
| 1240 | } catch (Exception e) { |
| 1241 | // TODO: handle exceptions |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1242 | op.rollback(); |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1243 | log.error(":getAllFlowPaths failed"); |
| 1244 | } |
Pavlin Radoslavov | 89c8f43 | 2013-03-15 18:50:46 -0700 | [diff] [blame] | 1245 | if ((flowPathsObj == null) || (flowPathsObj.iterator().hasNext() == false)) { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1246 | op.commit(); |
Umesh Krishnaswamy | ea0f4ab | 2013-03-26 18:49:35 -0700 | [diff] [blame] | 1247 | return flowPaths; // No Flows found |
Pavlin Radoslavov | 89c8f43 | 2013-03-15 18:50:46 -0700 | [diff] [blame] | 1248 | } |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1249 | |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1250 | for (IFlowPath flowObj : flowPathsObj) { |
| 1251 | // |
| 1252 | // Extract the Flow state |
| 1253 | // |
| 1254 | FlowPath flowPath = extractFlowPath(flowObj); |
Pavlin Radoslavov | 3f2af73 | 2013-03-29 15:29:35 -0700 | [diff] [blame] | 1255 | if (flowPath != null) |
| 1256 | flowPaths.add(flowPath); |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1257 | } |
| 1258 | |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1259 | op.commit(); |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1260 | |
| 1261 | return flowPaths; |
| 1262 | } |
Jonathan Hart | 01f2d27 | 2013-04-04 20:03:46 -0700 | [diff] [blame] | 1263 | |
| 1264 | public ArrayList<IFlowPath> getAllFlowsWithoutFlowEntries(){ |
| 1265 | Iterable<IFlowPath> flowPathsObj = null; |
| 1266 | ArrayList<IFlowPath> flowPathsObjArray = new ArrayList<IFlowPath>(); |
| 1267 | ArrayList<FlowPath> flowPaths = new ArrayList<FlowPath>(); |
| 1268 | |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1269 | op.commit(); |
Jonathan Hart | e6e9187 | 2013-04-13 11:10:32 -0700 | [diff] [blame] | 1270 | |
Jonathan Hart | 01f2d27 | 2013-04-04 20:03:46 -0700 | [diff] [blame] | 1271 | try { |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1272 | if ((flowPathsObj = op.getAllFlowPaths()) != null) { |
Jonathan Hart | 01f2d27 | 2013-04-04 20:03:46 -0700 | [diff] [blame] | 1273 | log.debug("Get all FlowPaths: found FlowPaths"); |
| 1274 | } else { |
| 1275 | log.debug("Get all FlowPaths: no FlowPaths found"); |
| 1276 | } |
| 1277 | } catch (Exception e) { |
| 1278 | // TODO: handle exceptions |
Toshio Koide | 9fe1cb2 | 2013-06-13 13:51:11 -0700 | [diff] [blame] | 1279 | op.rollback(); |
Jonathan Hart | 01f2d27 | 2013-04-04 20:03:46 -0700 | [diff] [blame] | 1280 | log.error(":getAllFlowPaths failed"); |
| 1281 | } |
| 1282 | if ((flowPathsObj == null) || (flowPathsObj.iterator().hasNext() == false)) { |
| 1283 | return new ArrayList<IFlowPath>(); // No Flows found |
| 1284 | } |
| 1285 | |
| 1286 | for (IFlowPath flowObj : flowPathsObj){ |
| 1287 | flowPathsObjArray.add(flowObj); |
| 1288 | } |
| 1289 | /* |
| 1290 | for (IFlowPath flowObj : flowPathsObj) { |
| 1291 | // |
| 1292 | // Extract the Flow state |
| 1293 | // |
| 1294 | FlowPath flowPath = extractFlowPath(flowObj); |
| 1295 | if (flowPath != null) |
| 1296 | flowPaths.add(flowPath); |
| 1297 | } |
| 1298 | */ |
| 1299 | |
| 1300 | //conn.endTx(Transaction.COMMIT); |
| 1301 | |
| 1302 | return flowPathsObjArray; |
| 1303 | } |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1304 | |
| 1305 | /** |
| 1306 | * Extract Flow Path State from a Titan Database Object @ref IFlowPath. |
| 1307 | * |
| 1308 | * @param flowObj the object to extract the Flow Path State from. |
| 1309 | * @return the extracted Flow Path State. |
| 1310 | */ |
| 1311 | private FlowPath extractFlowPath(IFlowPath flowObj) { |
Pavlin Radoslavov | 706df05 | 2013-03-06 10:49:07 -0800 | [diff] [blame] | 1312 | // |
| 1313 | // Extract the Flow state |
| 1314 | // |
Pavlin Radoslavov | c287768 | 2013-03-27 16:40:07 -0700 | [diff] [blame] | 1315 | String flowIdStr = flowObj.getFlowId(); |
| 1316 | String installerIdStr = flowObj.getInstallerId(); |
| 1317 | String srcSwitchStr = flowObj.getSrcSwitch(); |
Pavlin Radoslavov | dbaaf2e | 2013-03-29 04:25:55 -0700 | [diff] [blame] | 1318 | Short srcPortShort = flowObj.getSrcPort(); |
Pavlin Radoslavov | c287768 | 2013-03-27 16:40:07 -0700 | [diff] [blame] | 1319 | String dstSwitchStr = flowObj.getDstSwitch(); |
Pavlin Radoslavov | dbaaf2e | 2013-03-29 04:25:55 -0700 | [diff] [blame] | 1320 | Short dstPortShort = flowObj.getDstPort(); |
Pavlin Radoslavov | c287768 | 2013-03-27 16:40:07 -0700 | [diff] [blame] | 1321 | |
| 1322 | if ((flowIdStr == null) || |
| 1323 | (installerIdStr == null) || |
| 1324 | (srcSwitchStr == null) || |
Pavlin Radoslavov | dbaaf2e | 2013-03-29 04:25:55 -0700 | [diff] [blame] | 1325 | (srcPortShort == null) || |
Pavlin Radoslavov | c287768 | 2013-03-27 16:40:07 -0700 | [diff] [blame] | 1326 | (dstSwitchStr == null) || |
Pavlin Radoslavov | dbaaf2e | 2013-03-29 04:25:55 -0700 | [diff] [blame] | 1327 | (dstPortShort == null)) { |
Pavlin Radoslavov | c287768 | 2013-03-27 16:40:07 -0700 | [diff] [blame] | 1328 | // TODO: A work-around, becauuse of some bogus database objects |
| 1329 | return null; |
| 1330 | } |
| 1331 | |
Pavlin Radoslavov | 99b1275 | 2013-04-04 17:28:06 -0700 | [diff] [blame] | 1332 | FlowPath flowPath = new FlowPath(); |
Pavlin Radoslavov | c287768 | 2013-03-27 16:40:07 -0700 | [diff] [blame] | 1333 | flowPath.setFlowId(new FlowId(flowIdStr)); |
| 1334 | flowPath.setInstallerId(new CallerId(installerIdStr)); |
| 1335 | flowPath.dataPath().srcPort().setDpid(new Dpid(srcSwitchStr)); |
Pavlin Radoslavov | dbaaf2e | 2013-03-29 04:25:55 -0700 | [diff] [blame] | 1336 | flowPath.dataPath().srcPort().setPort(new Port(srcPortShort)); |
Pavlin Radoslavov | c287768 | 2013-03-27 16:40:07 -0700 | [diff] [blame] | 1337 | flowPath.dataPath().dstPort().setDpid(new Dpid(dstSwitchStr)); |
Pavlin Radoslavov | dbaaf2e | 2013-03-29 04:25:55 -0700 | [diff] [blame] | 1338 | flowPath.dataPath().dstPort().setPort(new Port(dstPortShort)); |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1339 | // |
| 1340 | // Extract the match conditions common for all Flow Entries |
| 1341 | // |
| 1342 | { |
| 1343 | FlowEntryMatch match = new FlowEntryMatch(); |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1344 | String matchSrcMac = flowObj.getMatchSrcMac(); |
| 1345 | if (matchSrcMac != null) |
| 1346 | match.enableSrcMac(MACAddress.valueOf(matchSrcMac)); |
| 1347 | String matchDstMac = flowObj.getMatchDstMac(); |
| 1348 | if (matchDstMac != null) |
| 1349 | match.enableDstMac(MACAddress.valueOf(matchDstMac)); |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 1350 | Short matchEthernetFrameType = flowObj.getMatchEthernetFrameType(); |
| 1351 | if (matchEthernetFrameType != null) |
| 1352 | match.enableEthernetFrameType(matchEthernetFrameType); |
| 1353 | Short matchVlanId = flowObj.getMatchVlanId(); |
| 1354 | if (matchVlanId != null) |
| 1355 | match.enableVlanId(matchVlanId); |
| 1356 | Byte matchVlanPriority = flowObj.getMatchVlanPriority(); |
| 1357 | if (matchVlanPriority != null) |
| 1358 | match.enableVlanPriority(matchVlanPriority); |
| 1359 | String matchSrcIPv4Net = flowObj.getMatchSrcIPv4Net(); |
| 1360 | if (matchSrcIPv4Net != null) |
| 1361 | match.enableSrcIPv4Net(new IPv4Net(matchSrcIPv4Net)); |
| 1362 | String matchDstIPv4Net = flowObj.getMatchDstIPv4Net(); |
| 1363 | if (matchDstIPv4Net != null) |
| 1364 | match.enableDstIPv4Net(new IPv4Net(matchDstIPv4Net)); |
| 1365 | Byte matchIpProto = flowObj.getMatchIpProto(); |
| 1366 | if (matchIpProto != null) |
| 1367 | match.enableIpProto(matchIpProto); |
| 1368 | Byte matchIpToS = flowObj.getMatchIpToS(); |
| 1369 | if (matchIpToS != null) |
| 1370 | match.enableIpToS(matchIpToS); |
| 1371 | Short matchSrcTcpUdpPort = flowObj.getMatchSrcTcpUdpPort(); |
| 1372 | if (matchSrcTcpUdpPort != null) |
| 1373 | match.enableSrcTcpUdpPort(matchSrcTcpUdpPort); |
| 1374 | Short matchDstTcpUdpPort = flowObj.getMatchDstTcpUdpPort(); |
| 1375 | if (matchDstTcpUdpPort != null) |
| 1376 | match.enableDstTcpUdpPort(matchDstTcpUdpPort); |
| 1377 | |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1378 | flowPath.setFlowEntryMatch(match); |
| 1379 | } |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 1380 | |
| 1381 | // |
| 1382 | // Extract all Flow Entries |
| 1383 | // |
| 1384 | Iterable<IFlowEntry> flowEntries = flowObj.getFlowEntries(); |
| 1385 | for (IFlowEntry flowEntryObj : flowEntries) { |
Pavlin Radoslavov | 99b1275 | 2013-04-04 17:28:06 -0700 | [diff] [blame] | 1386 | FlowEntry flowEntry = extractFlowEntry(flowEntryObj); |
| 1387 | if (flowEntry == null) |
Pavlin Radoslavov | c287768 | 2013-03-27 16:40:07 -0700 | [diff] [blame] | 1388 | continue; |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 1389 | flowPath.dataPath().flowEntries().add(flowEntry); |
| 1390 | } |
Pavlin Radoslavov | b6f5354 | 2013-03-01 16:02:14 -0800 | [diff] [blame] | 1391 | |
| 1392 | return flowPath; |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 1393 | } |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1394 | |
| 1395 | /** |
Pavlin Radoslavov | 99b1275 | 2013-04-04 17:28:06 -0700 | [diff] [blame] | 1396 | * Extract Flow Entry State from a Titan Database Object @ref IFlowEntry. |
| 1397 | * |
| 1398 | * @param flowEntryObj the object to extract the Flow Entry State from. |
| 1399 | * @return the extracted Flow Entry State. |
| 1400 | */ |
| 1401 | private FlowEntry extractFlowEntry(IFlowEntry flowEntryObj) { |
| 1402 | String flowEntryIdStr = flowEntryObj.getFlowEntryId(); |
| 1403 | String switchDpidStr = flowEntryObj.getSwitchDpid(); |
| 1404 | String userState = flowEntryObj.getUserState(); |
| 1405 | String switchState = flowEntryObj.getSwitchState(); |
| 1406 | |
| 1407 | if ((flowEntryIdStr == null) || |
| 1408 | (switchDpidStr == null) || |
| 1409 | (userState == null) || |
| 1410 | (switchState == null)) { |
| 1411 | // TODO: A work-around, becauuse of some bogus database objects |
| 1412 | return null; |
| 1413 | } |
| 1414 | |
| 1415 | FlowEntry flowEntry = new FlowEntry(); |
| 1416 | flowEntry.setFlowEntryId(new FlowEntryId(flowEntryIdStr)); |
| 1417 | flowEntry.setDpid(new Dpid(switchDpidStr)); |
| 1418 | |
| 1419 | // |
| 1420 | // Extract the match conditions |
| 1421 | // |
| 1422 | FlowEntryMatch match = new FlowEntryMatch(); |
| 1423 | Short matchInPort = flowEntryObj.getMatchInPort(); |
| 1424 | if (matchInPort != null) |
| 1425 | match.enableInPort(new Port(matchInPort)); |
Pavlin Radoslavov | 99b1275 | 2013-04-04 17:28:06 -0700 | [diff] [blame] | 1426 | String matchSrcMac = flowEntryObj.getMatchSrcMac(); |
| 1427 | if (matchSrcMac != null) |
| 1428 | match.enableSrcMac(MACAddress.valueOf(matchSrcMac)); |
| 1429 | String matchDstMac = flowEntryObj.getMatchDstMac(); |
| 1430 | if (matchDstMac != null) |
| 1431 | match.enableDstMac(MACAddress.valueOf(matchDstMac)); |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 1432 | Short matchEthernetFrameType = flowEntryObj.getMatchEthernetFrameType(); |
| 1433 | if (matchEthernetFrameType != null) |
| 1434 | match.enableEthernetFrameType(matchEthernetFrameType); |
| 1435 | Short matchVlanId = flowEntryObj.getMatchVlanId(); |
| 1436 | if (matchVlanId != null) |
| 1437 | match.enableVlanId(matchVlanId); |
| 1438 | Byte matchVlanPriority = flowEntryObj.getMatchVlanPriority(); |
| 1439 | if (matchVlanPriority != null) |
| 1440 | match.enableVlanPriority(matchVlanPriority); |
| 1441 | String matchSrcIPv4Net = flowEntryObj.getMatchSrcIPv4Net(); |
| 1442 | if (matchSrcIPv4Net != null) |
| 1443 | match.enableSrcIPv4Net(new IPv4Net(matchSrcIPv4Net)); |
| 1444 | String matchDstIPv4Net = flowEntryObj.getMatchDstIPv4Net(); |
| 1445 | if (matchDstIPv4Net != null) |
| 1446 | match.enableDstIPv4Net(new IPv4Net(matchDstIPv4Net)); |
| 1447 | Byte matchIpProto = flowEntryObj.getMatchIpProto(); |
| 1448 | if (matchIpProto != null) |
| 1449 | match.enableIpProto(matchIpProto); |
| 1450 | Byte matchIpToS = flowEntryObj.getMatchIpToS(); |
| 1451 | if (matchIpToS != null) |
| 1452 | match.enableIpToS(matchIpToS); |
| 1453 | Short matchSrcTcpUdpPort = flowEntryObj.getMatchSrcTcpUdpPort(); |
| 1454 | if (matchSrcTcpUdpPort != null) |
| 1455 | match.enableSrcTcpUdpPort(matchSrcTcpUdpPort); |
| 1456 | Short matchDstTcpUdpPort = flowEntryObj.getMatchDstTcpUdpPort(); |
| 1457 | if (matchDstTcpUdpPort != null) |
| 1458 | match.enableDstTcpUdpPort(matchDstTcpUdpPort); |
Pavlin Radoslavov | 99b1275 | 2013-04-04 17:28:06 -0700 | [diff] [blame] | 1459 | flowEntry.setFlowEntryMatch(match); |
| 1460 | |
| 1461 | // |
| 1462 | // Extract the actions |
| 1463 | // |
| 1464 | ArrayList<FlowEntryAction> actions = new ArrayList<FlowEntryAction>(); |
| 1465 | Short actionOutputPort = flowEntryObj.getActionOutput(); |
| 1466 | if (actionOutputPort != null) { |
| 1467 | FlowEntryAction action = new FlowEntryAction(); |
| 1468 | action.setActionOutput(new Port(actionOutputPort)); |
| 1469 | actions.add(action); |
| 1470 | } |
| 1471 | flowEntry.setFlowEntryActions(actions); |
| 1472 | flowEntry.setFlowEntryUserState(FlowEntryUserState.valueOf(userState)); |
| 1473 | flowEntry.setFlowEntrySwitchState(FlowEntrySwitchState.valueOf(switchState)); |
| 1474 | // |
| 1475 | // TODO: Take care of the FlowEntryMatch, FlowEntryAction set, |
| 1476 | // and FlowEntryErrorState. |
| 1477 | // |
| 1478 | return flowEntry; |
| 1479 | } |
| 1480 | |
| 1481 | /** |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1482 | * Add and maintain a shortest-path flow. |
| 1483 | * |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1484 | * NOTE: The Flow Path argument does NOT contain flow entries. |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1485 | * |
| 1486 | * @param flowPath the Flow Path with the endpoints and the match |
| 1487 | * conditions to install. |
Pavlin Radoslavov | e057529 | 2013-03-28 05:35:25 -0700 | [diff] [blame] | 1488 | * @return the added shortest-path flow on success, otherwise null. |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1489 | */ |
| 1490 | @Override |
Pavlin Radoslavov | e057529 | 2013-03-28 05:35:25 -0700 | [diff] [blame] | 1491 | public FlowPath addAndMaintainShortestPathFlow(FlowPath flowPath) { |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1492 | // |
Pavlin Radoslavov | 8b4b059 | 2013-04-10 04:33:33 +0000 | [diff] [blame] | 1493 | // Don't do the shortest path computation here. |
| 1494 | // Instead, let the Flow reconciliation thread take care of it. |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1495 | // |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1496 | |
Pavlin Radoslavov | 8b4b059 | 2013-04-10 04:33:33 +0000 | [diff] [blame] | 1497 | // We need the DataPath to populate the Network MAP |
| 1498 | DataPath dataPath = new DataPath(); |
| 1499 | dataPath.setSrcPort(flowPath.dataPath().srcPort()); |
| 1500 | dataPath.setDstPort(flowPath.dataPath().dstPort()); |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1501 | |
| 1502 | // |
| 1503 | // Prepare the computed Flow Path |
| 1504 | // |
Pavlin Radoslavov | e057529 | 2013-03-28 05:35:25 -0700 | [diff] [blame] | 1505 | FlowPath computedFlowPath = new FlowPath(); |
| 1506 | computedFlowPath.setFlowId(new FlowId(flowPath.flowId().value())); |
| 1507 | computedFlowPath.setInstallerId(new CallerId(flowPath.installerId().value())); |
| 1508 | computedFlowPath.setDataPath(dataPath); |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1509 | computedFlowPath.setFlowEntryMatch(new FlowEntryMatch(flowPath.flowEntryMatch())); |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1510 | |
Pavlin Radoslavov | e057529 | 2013-03-28 05:35:25 -0700 | [diff] [blame] | 1511 | FlowId flowId = new FlowId(); |
Pavlin Radoslavov | 8b4b059 | 2013-04-10 04:33:33 +0000 | [diff] [blame] | 1512 | String dataPathSummaryStr = dataPath.dataPathSummary(); |
Pavlin Radoslavov | dbaaf2e | 2013-03-29 04:25:55 -0700 | [diff] [blame] | 1513 | if (! addFlow(computedFlowPath, flowId, dataPathSummaryStr)) |
Pavlin Radoslavov | e057529 | 2013-03-28 05:35:25 -0700 | [diff] [blame] | 1514 | return null; |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1515 | |
| 1516 | // TODO: Mark the flow for maintenance purpose |
| 1517 | |
Pavlin Radoslavov | e057529 | 2013-03-28 05:35:25 -0700 | [diff] [blame] | 1518 | return (computedFlowPath); |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1519 | } |
| 1520 | |
| 1521 | /** |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 1522 | * Reconcile a flow. |
| 1523 | * |
| 1524 | * @param flowObj the flow that needs to be reconciliated. |
| 1525 | * @param newDataPath the new data path to use. |
| 1526 | * @return true on success, otherwise false. |
| 1527 | */ |
| 1528 | public boolean reconcileFlow(IFlowPath flowObj, DataPath newDataPath) { |
| 1529 | Map<Long, IOFSwitch> mySwitches = floodlightProvider.getSwitches(); |
| 1530 | |
| 1531 | // |
| 1532 | // Set the incoming port matching and the outgoing port output |
| 1533 | // actions for each flow entry. |
| 1534 | // |
| 1535 | for (FlowEntry flowEntry : newDataPath.flowEntries()) { |
| 1536 | // Set the incoming port matching |
| 1537 | FlowEntryMatch flowEntryMatch = new FlowEntryMatch(); |
| 1538 | flowEntry.setFlowEntryMatch(flowEntryMatch); |
| 1539 | flowEntryMatch.enableInPort(flowEntry.inPort()); |
| 1540 | |
| 1541 | // Set the outgoing port output action |
| 1542 | ArrayList<FlowEntryAction> flowEntryActions = flowEntry.flowEntryActions(); |
| 1543 | if (flowEntryActions == null) { |
| 1544 | flowEntryActions = new ArrayList<FlowEntryAction>(); |
| 1545 | flowEntry.setFlowEntryActions(flowEntryActions); |
| 1546 | } |
| 1547 | FlowEntryAction flowEntryAction = new FlowEntryAction(); |
| 1548 | flowEntryAction.setActionOutput(flowEntry.outPort()); |
| 1549 | flowEntryActions.add(flowEntryAction); |
| 1550 | } |
| 1551 | |
| 1552 | // |
| 1553 | // Remove the old Flow Entries, and add the new Flow Entries |
| 1554 | // |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 1555 | Iterable<IFlowEntry> flowEntries = flowObj.getFlowEntries(); |
| 1556 | LinkedList<IFlowEntry> deleteFlowEntries = new LinkedList<IFlowEntry>(); |
| 1557 | for (IFlowEntry flowEntryObj : flowEntries) { |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 1558 | flowEntryObj.setUserState("FE_USER_DELETE"); |
Pavlin Radoslavov | 6fb76d1 | 2013-04-09 22:52:25 -0700 | [diff] [blame] | 1559 | flowEntryObj.setSwitchState("FE_SWITCH_NOT_UPDATED"); |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 1560 | } |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 1561 | for (FlowEntry flowEntry : newDataPath.flowEntries()) { |
Pavlin Radoslavov | 6fb76d1 | 2013-04-09 22:52:25 -0700 | [diff] [blame] | 1562 | addFlowEntry(flowObj, flowEntry); |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 1563 | } |
| 1564 | |
| 1565 | // |
| 1566 | // Set the Data Path Summary |
| 1567 | // |
| 1568 | String dataPathSummaryStr = newDataPath.dataPathSummary(); |
| 1569 | flowObj.setDataPathSummary(dataPathSummaryStr); |
| 1570 | |
| 1571 | return true; |
| 1572 | } |
| 1573 | |
| 1574 | /** |
Pavlin Radoslavov | dbaaf2e | 2013-03-29 04:25:55 -0700 | [diff] [blame] | 1575 | * Reconcile all flows in a set. |
| 1576 | * |
| 1577 | * @param flowObjSet the set of flows that need to be reconciliated. |
| 1578 | */ |
| 1579 | public void reconcileFlows(Iterable<IFlowPath> flowObjSet) { |
| 1580 | if (! flowObjSet.iterator().hasNext()) |
| 1581 | return; |
Pavlin Radoslavov | 0eeb15d | 2013-04-05 10:23:51 -0700 | [diff] [blame] | 1582 | // TODO: Not implemented/used yet. |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1583 | } |
| 1584 | |
| 1585 | /** |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1586 | * Install a Flow Entry on a switch. |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1587 | * |
Pavlin Radoslavov | 2b858f8 | 2013-03-28 11:37:37 -0700 | [diff] [blame] | 1588 | * @param mySwitch the switch to install the Flow Entry into. |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1589 | * @param flowObj the flow path object for the flow entry to install. |
| 1590 | * @param flowEntryObj the flow entry object to install. |
| 1591 | * @return true on success, otherwise false. |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1592 | */ |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1593 | public boolean installFlowEntry(IOFSwitch mySwitch, IFlowPath flowObj, |
| 1594 | IFlowEntry flowEntryObj) { |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 1595 | String flowEntryIdStr = flowEntryObj.getFlowEntryId(); |
| 1596 | if (flowEntryIdStr == null) |
| 1597 | return false; |
| 1598 | FlowEntryId flowEntryId = new FlowEntryId(flowEntryIdStr); |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1599 | String userState = flowEntryObj.getUserState(); |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 1600 | if (userState == null) |
| 1601 | return false; |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1602 | |
| 1603 | // |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1604 | // Create the Open Flow Flow Modification Entry to push |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1605 | // |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1606 | OFFlowMod fm = (OFFlowMod) floodlightProvider.getOFMessageFactory() |
| 1607 | .getMessage(OFType.FLOW_MOD); |
| 1608 | long cookie = flowEntryId.value(); |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1609 | |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1610 | short flowModCommand = OFFlowMod.OFPFC_ADD; |
| 1611 | if (userState.equals("FE_USER_ADD")) { |
| 1612 | flowModCommand = OFFlowMod.OFPFC_ADD; |
| 1613 | } else if (userState.equals("FE_USER_MODIFY")) { |
| 1614 | flowModCommand = OFFlowMod.OFPFC_MODIFY_STRICT; |
| 1615 | } else if (userState.equals("FE_USER_DELETE")) { |
| 1616 | flowModCommand = OFFlowMod.OFPFC_DELETE_STRICT; |
| 1617 | } else { |
| 1618 | // Unknown user state. Ignore the entry |
| 1619 | log.debug("Flow Entry ignored (FlowEntryId = {}): unknown user state {}", |
| 1620 | flowEntryId.toString(), userState); |
| 1621 | return false; |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1622 | } |
| 1623 | |
| 1624 | // |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1625 | // Fetch the match conditions. |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1626 | // |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 1627 | // NOTE: The Flow matching conditions common for all Flow Entries are |
| 1628 | // used ONLY if a Flow Entry does NOT have the corresponding matching |
| 1629 | // condition set. |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1630 | // |
| 1631 | OFMatch match = new OFMatch(); |
| 1632 | match.setWildcards(OFMatch.OFPFW_ALL); |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1633 | |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 1634 | // Match the Incoming Port |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1635 | Short matchInPort = flowEntryObj.getMatchInPort(); |
| 1636 | if (matchInPort != null) { |
| 1637 | match.setInputPort(matchInPort); |
| 1638 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_IN_PORT); |
| 1639 | } |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1640 | |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 1641 | // Match the Source MAC address |
| 1642 | String matchSrcMac = flowEntryObj.getMatchSrcMac(); |
| 1643 | if (matchSrcMac == null) |
| 1644 | matchSrcMac = flowObj.getMatchSrcMac(); |
| 1645 | if (matchSrcMac != null) { |
| 1646 | match.setDataLayerSource(matchSrcMac); |
| 1647 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_DL_SRC); |
| 1648 | } |
| 1649 | |
| 1650 | // Match the Destination MAC address |
| 1651 | String matchDstMac = flowEntryObj.getMatchDstMac(); |
| 1652 | if (matchDstMac == null) |
| 1653 | matchDstMac = flowObj.getMatchDstMac(); |
| 1654 | if (matchDstMac != null) { |
| 1655 | match.setDataLayerDestination(matchDstMac); |
| 1656 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_DL_DST); |
| 1657 | } |
| 1658 | |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 1659 | // Match the Ethernet Frame Type |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1660 | Short matchEthernetFrameType = flowEntryObj.getMatchEthernetFrameType(); |
| 1661 | if (matchEthernetFrameType == null) |
| 1662 | matchEthernetFrameType = flowObj.getMatchEthernetFrameType(); |
| 1663 | if (matchEthernetFrameType != null) { |
| 1664 | match.setDataLayerType(matchEthernetFrameType); |
| 1665 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_DL_TYPE); |
| 1666 | } |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 1667 | |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 1668 | // Match the VLAN ID |
| 1669 | Short matchVlanId = flowEntryObj.getMatchVlanId(); |
| 1670 | if (matchVlanId == null) |
| 1671 | matchVlanId = flowObj.getMatchVlanId(); |
| 1672 | if (matchVlanId != null) { |
| 1673 | match.setDataLayerVirtualLan(matchVlanId); |
| 1674 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_DL_VLAN); |
| 1675 | } |
| 1676 | |
| 1677 | // Match the VLAN priority |
| 1678 | Byte matchVlanPriority = flowEntryObj.getMatchVlanPriority(); |
| 1679 | if (matchVlanPriority == null) |
| 1680 | matchVlanPriority = flowObj.getMatchVlanPriority(); |
| 1681 | if (matchVlanPriority != null) { |
| 1682 | match.setDataLayerVirtualLanPriorityCodePoint(matchVlanPriority); |
| 1683 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_DL_VLAN_PCP); |
| 1684 | } |
| 1685 | |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 1686 | // Match the Source IPv4 Network prefix |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1687 | String matchSrcIPv4Net = flowEntryObj.getMatchSrcIPv4Net(); |
| 1688 | if (matchSrcIPv4Net == null) |
| 1689 | matchSrcIPv4Net = flowObj.getMatchSrcIPv4Net(); |
| 1690 | if (matchSrcIPv4Net != null) { |
| 1691 | match.setFromCIDR(matchSrcIPv4Net, OFMatch.STR_NW_SRC); |
| 1692 | } |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 1693 | |
| 1694 | // Natch the Destination IPv4 Network prefix |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1695 | String matchDstIPv4Net = flowEntryObj.getMatchDstIPv4Net(); |
| 1696 | if (matchDstIPv4Net == null) |
| 1697 | matchDstIPv4Net = flowObj.getMatchDstIPv4Net(); |
| 1698 | if (matchDstIPv4Net != null) { |
| 1699 | match.setFromCIDR(matchDstIPv4Net, OFMatch.STR_NW_DST); |
| 1700 | } |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 1701 | |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 1702 | // Match the IP protocol |
| 1703 | Byte matchIpProto = flowEntryObj.getMatchIpProto(); |
| 1704 | if (matchIpProto == null) |
| 1705 | matchIpProto = flowObj.getMatchIpProto(); |
| 1706 | if (matchIpProto != null) { |
| 1707 | match.setNetworkTypeOfService(matchIpProto); |
| 1708 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_NW_PROTO); |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1709 | } |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 1710 | |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 1711 | // Match the IP ToS (DSCP field, 6 bits) |
| 1712 | Byte matchIpToS = flowEntryObj.getMatchIpToS(); |
| 1713 | if (matchIpToS == null) |
| 1714 | matchIpToS = flowObj.getMatchIpToS(); |
| 1715 | if (matchIpToS != null) { |
| 1716 | match.setNetworkTypeOfService(matchIpToS); |
| 1717 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_NW_TOS); |
| 1718 | } |
| 1719 | |
| 1720 | // Match the Source TCP/UDP port |
| 1721 | Short matchSrcTcpUdpPort = flowEntryObj.getMatchSrcTcpUdpPort(); |
| 1722 | if (matchSrcTcpUdpPort == null) |
| 1723 | matchSrcTcpUdpPort = flowObj.getMatchSrcTcpUdpPort(); |
| 1724 | if (matchSrcTcpUdpPort != null) { |
| 1725 | match.setTransportSource(matchSrcTcpUdpPort); |
| 1726 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_TP_SRC); |
| 1727 | } |
| 1728 | |
| 1729 | // Match the Destination TCP/UDP port |
| 1730 | Short matchDstTcpUdpPort = flowEntryObj.getMatchDstTcpUdpPort(); |
| 1731 | if (matchDstTcpUdpPort == null) |
| 1732 | matchDstTcpUdpPort = flowObj.getMatchDstTcpUdpPort(); |
| 1733 | if (matchDstTcpUdpPort != null) { |
| 1734 | match.setTransportDestination(matchDstTcpUdpPort); |
| 1735 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_TP_DST); |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1736 | } |
| 1737 | |
| 1738 | // |
| 1739 | // Fetch the actions |
| 1740 | // |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 1741 | // TODO: For now we support only the "OUTPUT" actions. |
| 1742 | // |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1743 | List<OFAction> actions = new ArrayList<OFAction>(); |
| 1744 | Short actionOutputPort = flowEntryObj.getActionOutput(); |
| 1745 | if (actionOutputPort != null) { |
| 1746 | OFActionOutput action = new OFActionOutput(); |
| 1747 | // XXX: The max length is hard-coded for now |
| 1748 | action.setMaxLength((short)0xffff); |
| 1749 | action.setPort(actionOutputPort); |
| 1750 | actions.add(action); |
| 1751 | } |
| 1752 | |
| 1753 | fm.setIdleTimeout(FLOWMOD_DEFAULT_IDLE_TIMEOUT) |
| 1754 | .setHardTimeout(FLOWMOD_DEFAULT_HARD_TIMEOUT) |
| 1755 | .setPriority(PRIORITY_DEFAULT) |
| 1756 | .setBufferId(OFPacketOut.BUFFER_ID_NONE) |
| 1757 | .setCookie(cookie) |
| 1758 | .setCommand(flowModCommand) |
| 1759 | .setMatch(match) |
| 1760 | .setActions(actions) |
| 1761 | .setLengthU(OFFlowMod.MINIMUM_LENGTH+OFActionOutput.MINIMUM_LENGTH); |
| 1762 | fm.setOutPort(OFPort.OFPP_NONE.getValue()); |
| 1763 | if ((flowModCommand == OFFlowMod.OFPFC_DELETE) || |
| 1764 | (flowModCommand == OFFlowMod.OFPFC_DELETE_STRICT)) { |
| 1765 | if (actionOutputPort != null) |
| 1766 | fm.setOutPort(actionOutputPort); |
| 1767 | } |
| 1768 | |
| 1769 | // |
| 1770 | // TODO: Set the following flag |
| 1771 | // fm.setFlags(OFFlowMod.OFPFF_SEND_FLOW_REM); |
| 1772 | // See method ForwardingBase::pushRoute() |
| 1773 | // |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 1774 | |
| 1775 | // |
| 1776 | // Write the message to the switch |
| 1777 | // |
Pavlin Radoslavov | 20d35a2 | 2013-04-05 10:16:15 -0700 | [diff] [blame] | 1778 | log.debug("MEASUREMENT: Installing flow entry " + userState + |
| 1779 | " into switch DPID: " + |
| 1780 | mySwitch.getStringId() + |
| 1781 | " flowEntryId: " + flowEntryId.toString() + |
| 1782 | " srcMac: " + matchSrcMac + " dstMac: " + matchDstMac + |
| 1783 | " inPort: " + matchInPort + " outPort: " + actionOutputPort |
| 1784 | ); |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1785 | try { |
| 1786 | messageDamper.write(mySwitch, fm, null); |
| 1787 | mySwitch.flush(); |
| 1788 | // |
| 1789 | // TODO: We should use the OpenFlow Barrier mechanism |
| 1790 | // to check for errors, and update the SwitchState |
| 1791 | // for a flow entry after the Barrier message is |
| 1792 | // is received. |
| 1793 | // |
| 1794 | flowEntryObj.setSwitchState("FE_SWITCH_UPDATED"); |
| 1795 | } catch (IOException e) { |
| 1796 | log.error("Failure writing flow mod from network map", e); |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 1797 | return false; |
Pavlin Radoslavov | ec8e2e6 | 2013-04-04 18:18:29 -0700 | [diff] [blame] | 1798 | } |
| 1799 | |
| 1800 | return true; |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1801 | } |
| 1802 | |
| 1803 | /** |
| 1804 | * Install a Flow Entry on a switch. |
| 1805 | * |
| 1806 | * @param mySwitch the switch to install the Flow Entry into. |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1807 | * @param flowPath the flow path for the flow entry to install. |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1808 | * @param flowEntry the flow entry to install. |
| 1809 | * @return true on success, otherwise false. |
| 1810 | */ |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1811 | public boolean installFlowEntry(IOFSwitch mySwitch, FlowPath flowPath, |
| 1812 | FlowEntry flowEntry) { |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1813 | // |
| 1814 | // Create the OpenFlow Flow Modification Entry to push |
| 1815 | // |
| 1816 | OFFlowMod fm = (OFFlowMod) floodlightProvider.getOFMessageFactory() |
| 1817 | .getMessage(OFType.FLOW_MOD); |
| 1818 | long cookie = flowEntry.flowEntryId().value(); |
| 1819 | |
| 1820 | short flowModCommand = OFFlowMod.OFPFC_ADD; |
| 1821 | if (flowEntry.flowEntryUserState() == FlowEntryUserState.FE_USER_ADD) { |
| 1822 | flowModCommand = OFFlowMod.OFPFC_ADD; |
| 1823 | } else if (flowEntry.flowEntryUserState() == FlowEntryUserState.FE_USER_MODIFY) { |
| 1824 | flowModCommand = OFFlowMod.OFPFC_MODIFY_STRICT; |
| 1825 | } else if (flowEntry.flowEntryUserState() == FlowEntryUserState.FE_USER_DELETE) { |
| 1826 | flowModCommand = OFFlowMod.OFPFC_DELETE_STRICT; |
| 1827 | } else { |
| 1828 | // Unknown user state. Ignore the entry |
| 1829 | log.debug("Flow Entry ignored (FlowEntryId = {}): unknown user state {}", |
| 1830 | flowEntry.flowEntryId().toString(), |
| 1831 | flowEntry.flowEntryUserState()); |
| 1832 | return false; |
| 1833 | } |
| 1834 | |
| 1835 | // |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1836 | // Fetch the match conditions. |
| 1837 | // |
| 1838 | // NOTE: The Flow matching conditions common for all Flow Entries are |
| 1839 | // used ONLY if a Flow Entry does NOT have the corresponding matching |
| 1840 | // condition set. |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1841 | // |
| 1842 | OFMatch match = new OFMatch(); |
| 1843 | match.setWildcards(OFMatch.OFPFW_ALL); |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1844 | FlowEntryMatch flowPathMatch = flowPath.flowEntryMatch(); |
| 1845 | FlowEntryMatch flowEntryMatch = flowEntry.flowEntryMatch(); |
| 1846 | |
| 1847 | // Match the Incoming Port |
| 1848 | Port matchInPort = flowEntryMatch.inPort(); |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1849 | if (matchInPort != null) { |
| 1850 | match.setInputPort(matchInPort.value()); |
| 1851 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_IN_PORT); |
| 1852 | } |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1853 | |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 1854 | // Match the Source MAC address |
| 1855 | MACAddress matchSrcMac = flowEntryMatch.srcMac(); |
| 1856 | if ((matchSrcMac == null) && (flowPathMatch != null)) { |
| 1857 | matchSrcMac = flowPathMatch.srcMac(); |
| 1858 | } |
| 1859 | if (matchSrcMac != null) { |
| 1860 | match.setDataLayerSource(matchSrcMac.toString()); |
| 1861 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_DL_SRC); |
| 1862 | } |
| 1863 | |
| 1864 | // Match the Destination MAC address |
| 1865 | MACAddress matchDstMac = flowEntryMatch.dstMac(); |
| 1866 | if ((matchDstMac == null) && (flowPathMatch != null)) { |
| 1867 | matchDstMac = flowPathMatch.dstMac(); |
| 1868 | } |
| 1869 | if (matchDstMac != null) { |
| 1870 | match.setDataLayerDestination(matchDstMac.toString()); |
| 1871 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_DL_DST); |
| 1872 | } |
| 1873 | |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1874 | // Match the Ethernet Frame Type |
| 1875 | Short matchEthernetFrameType = flowEntryMatch.ethernetFrameType(); |
| 1876 | if ((matchEthernetFrameType == null) && (flowPathMatch != null)) { |
| 1877 | matchEthernetFrameType = flowPathMatch.ethernetFrameType(); |
| 1878 | } |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1879 | if (matchEthernetFrameType != null) { |
| 1880 | match.setDataLayerType(matchEthernetFrameType); |
| 1881 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_DL_TYPE); |
| 1882 | } |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1883 | |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 1884 | // Match the VLAN ID |
| 1885 | Short matchVlanId = flowEntryMatch.vlanId(); |
| 1886 | if ((matchVlanId == null) && (flowPathMatch != null)) { |
| 1887 | matchVlanId = flowPathMatch.vlanId(); |
| 1888 | } |
| 1889 | if (matchVlanId != null) { |
| 1890 | match.setDataLayerVirtualLan(matchVlanId); |
| 1891 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_DL_VLAN); |
| 1892 | } |
| 1893 | |
| 1894 | // Match the VLAN priority |
| 1895 | Byte matchVlanPriority = flowEntryMatch.vlanPriority(); |
| 1896 | if ((matchVlanPriority == null) && (flowPathMatch != null)) { |
| 1897 | matchVlanPriority = flowPathMatch.vlanPriority(); |
| 1898 | } |
| 1899 | if (matchVlanPriority != null) { |
| 1900 | match.setDataLayerVirtualLanPriorityCodePoint(matchVlanPriority); |
| 1901 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_DL_VLAN_PCP); |
| 1902 | } |
| 1903 | |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1904 | // Match the Source IPv4 Network prefix |
| 1905 | IPv4Net matchSrcIPv4Net = flowEntryMatch.srcIPv4Net(); |
| 1906 | if ((matchSrcIPv4Net == null) && (flowPathMatch != null)) { |
| 1907 | matchSrcIPv4Net = flowPathMatch.srcIPv4Net(); |
| 1908 | } |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1909 | if (matchSrcIPv4Net != null) { |
| 1910 | match.setFromCIDR(matchSrcIPv4Net.toString(), OFMatch.STR_NW_SRC); |
| 1911 | } |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1912 | |
| 1913 | // Natch the Destination IPv4 Network prefix |
| 1914 | IPv4Net matchDstIPv4Net = flowEntryMatch.dstIPv4Net(); |
| 1915 | if ((matchDstIPv4Net == null) && (flowPathMatch != null)) { |
| 1916 | matchDstIPv4Net = flowPathMatch.dstIPv4Net(); |
| 1917 | } |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1918 | if (matchDstIPv4Net != null) { |
| 1919 | match.setFromCIDR(matchDstIPv4Net.toString(), OFMatch.STR_NW_DST); |
| 1920 | } |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1921 | |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 1922 | // Match the IP protocol |
| 1923 | Byte matchIpProto = flowEntryMatch.ipProto(); |
| 1924 | if ((matchIpProto == null) && (flowPathMatch != null)) { |
| 1925 | matchIpProto = flowPathMatch.ipProto(); |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1926 | } |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 1927 | if (matchIpProto != null) { |
| 1928 | match.setNetworkProtocol(matchIpProto); |
| 1929 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_NW_PROTO); |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1930 | } |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1931 | |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 1932 | // Match the IP ToS (DSCP field, 6 bits) |
| 1933 | Byte matchIpToS = flowEntryMatch.ipToS(); |
| 1934 | if ((matchIpToS == null) && (flowPathMatch != null)) { |
| 1935 | matchIpToS = flowPathMatch.ipToS(); |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 1936 | } |
Pavlin Radoslavov | ad3a1e6 | 2013-07-09 13:30:16 -0700 | [diff] [blame] | 1937 | if (matchIpToS != null) { |
| 1938 | match.setNetworkTypeOfService(matchIpToS); |
| 1939 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_NW_TOS); |
| 1940 | } |
| 1941 | |
| 1942 | // Match the Source TCP/UDP port |
| 1943 | Short matchSrcTcpUdpPort = flowEntryMatch.srcTcpUdpPort(); |
| 1944 | if ((matchSrcTcpUdpPort == null) && (flowPathMatch != null)) { |
| 1945 | matchSrcTcpUdpPort = flowPathMatch.srcTcpUdpPort(); |
| 1946 | } |
| 1947 | if (matchSrcTcpUdpPort != null) { |
| 1948 | match.setTransportSource(matchSrcTcpUdpPort); |
| 1949 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_TP_SRC); |
| 1950 | } |
| 1951 | |
| 1952 | // Match the Destination TCP/UDP port |
| 1953 | Short matchDstTcpUdpPort = flowEntryMatch.dstTcpUdpPort(); |
| 1954 | if ((matchDstTcpUdpPort == null) && (flowPathMatch != null)) { |
| 1955 | matchDstTcpUdpPort = flowPathMatch.dstTcpUdpPort(); |
| 1956 | } |
| 1957 | if (matchDstTcpUdpPort != null) { |
| 1958 | match.setTransportDestination(matchDstTcpUdpPort); |
| 1959 | match.setWildcards(match.getWildcards() & ~OFMatch.OFPFW_TP_DST); |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 1960 | } |
| 1961 | |
| 1962 | // |
| 1963 | // Fetch the actions |
| 1964 | // |
| 1965 | // TODO: For now we support only the "OUTPUT" actions. |
| 1966 | // |
| 1967 | fm.setOutPort(OFPort.OFPP_NONE.getValue()); |
| 1968 | List<OFAction> actions = new ArrayList<OFAction>(); |
| 1969 | ArrayList<FlowEntryAction> flowEntryActions = |
| 1970 | flowEntry.flowEntryActions(); |
| 1971 | for (FlowEntryAction flowEntryAction : flowEntryActions) { |
| 1972 | FlowEntryAction.ActionOutput actionOutput = |
| 1973 | flowEntryAction.actionOutput(); |
| 1974 | if (actionOutput != null) { |
| 1975 | short actionOutputPort = actionOutput.port().value(); |
| 1976 | OFActionOutput action = new OFActionOutput(); |
| 1977 | // XXX: The max length is hard-coded for now |
| 1978 | action.setMaxLength((short)0xffff); |
| 1979 | action.setPort(actionOutputPort); |
| 1980 | actions.add(action); |
| 1981 | if ((flowModCommand == OFFlowMod.OFPFC_DELETE) || |
| 1982 | (flowModCommand == OFFlowMod.OFPFC_DELETE_STRICT)) { |
| 1983 | fm.setOutPort(actionOutputPort); |
| 1984 | } |
| 1985 | } |
| 1986 | } |
| 1987 | |
| 1988 | fm.setIdleTimeout(FLOWMOD_DEFAULT_IDLE_TIMEOUT) |
| 1989 | .setHardTimeout(FLOWMOD_DEFAULT_HARD_TIMEOUT) |
| 1990 | .setPriority(PRIORITY_DEFAULT) |
| 1991 | .setBufferId(OFPacketOut.BUFFER_ID_NONE) |
| 1992 | .setCookie(cookie) |
| 1993 | .setCommand(flowModCommand) |
| 1994 | .setMatch(match) |
| 1995 | .setActions(actions) |
| 1996 | .setLengthU(OFFlowMod.MINIMUM_LENGTH+OFActionOutput.MINIMUM_LENGTH); |
| 1997 | |
| 1998 | // |
| 1999 | // TODO: Set the following flag |
| 2000 | // fm.setFlags(OFFlowMod.OFPFF_SEND_FLOW_REM); |
| 2001 | // See method ForwardingBase::pushRoute() |
| 2002 | // |
| 2003 | |
| 2004 | // |
| 2005 | // Write the message to the switch |
| 2006 | // |
| 2007 | try { |
| 2008 | messageDamper.write(mySwitch, fm, null); |
| 2009 | mySwitch.flush(); |
Pavlin Radoslavov | 44a3dcd | 2013-04-04 18:42:56 -0700 | [diff] [blame] | 2010 | // |
| 2011 | // TODO: We should use the OpenFlow Barrier mechanism |
| 2012 | // to check for errors, and update the SwitchState |
| 2013 | // for a flow entry after the Barrier message is |
| 2014 | // is received. |
| 2015 | // |
| 2016 | // TODO: The FlowEntry Object in Titan should be set |
| 2017 | // to FE_SWITCH_UPDATED. |
| 2018 | // |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 2019 | } catch (IOException e) { |
| 2020 | log.error("Failure writing flow mod from network map", e); |
| 2021 | return false; |
| 2022 | } |
| 2023 | return true; |
| 2024 | } |
| 2025 | |
| 2026 | /** |
| 2027 | * Remove a Flow Entry from a switch. |
| 2028 | * |
Pavlin Radoslavov | 2b858f8 | 2013-03-28 11:37:37 -0700 | [diff] [blame] | 2029 | * @param mySwitch the switch to remove the Flow Entry from. |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 2030 | * @param flowPath the flow path for the flow entry to remove. |
Pavlin Radoslavov | 6b6f4a8 | 2013-03-28 03:30:00 -0700 | [diff] [blame] | 2031 | * @param flowEntry the flow entry to remove. |
| 2032 | * @return true on success, otherwise false. |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 2033 | */ |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 2034 | public boolean removeFlowEntry(IOFSwitch mySwitch, FlowPath flowPath, |
| 2035 | FlowEntry flowEntry) { |
Pavlin Radoslavov | 6b6f4a8 | 2013-03-28 03:30:00 -0700 | [diff] [blame] | 2036 | // |
| 2037 | // The installFlowEntry() method implements both installation |
| 2038 | // and removal of flow entries. |
| 2039 | // |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 2040 | return (installFlowEntry(mySwitch, flowPath, flowEntry)); |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 2041 | } |
| 2042 | |
| 2043 | /** |
| 2044 | * Install a Flow Entry on a remote controller. |
| 2045 | * |
| 2046 | * TODO: We need it now: Jono |
| 2047 | * - For now it will make a REST call to the remote controller. |
| 2048 | * - Internally, it needs to know the name of the remote controller. |
| 2049 | * |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 2050 | * @param flowPath the flow path for the flow entry to install. |
Pavlin Radoslavov | 6b6f4a8 | 2013-03-28 03:30:00 -0700 | [diff] [blame] | 2051 | * @param flowEntry the flow entry to install. |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 2052 | * @return true on success, otherwise false. |
| 2053 | */ |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 2054 | public boolean installRemoteFlowEntry(FlowPath flowPath, |
| 2055 | FlowEntry flowEntry) { |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 2056 | // TODO: We need it now: Jono |
| 2057 | // - For now it will make a REST call to the remote controller. |
| 2058 | // - Internally, it needs to know the name of the remote controller. |
| 2059 | return true; |
| 2060 | } |
| 2061 | |
| 2062 | /** |
| 2063 | * Remove a flow entry on a remote controller. |
| 2064 | * |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 2065 | * @param flowPath the flow path for the flow entry to remove. |
Pavlin Radoslavov | 6b6f4a8 | 2013-03-28 03:30:00 -0700 | [diff] [blame] | 2066 | * @param flowEntry the flow entry to remove. |
| 2067 | * @return true on success, otherwise false. |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 2068 | */ |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 2069 | public boolean removeRemoteFlowEntry(FlowPath flowPath, |
| 2070 | FlowEntry flowEntry) { |
Pavlin Radoslavov | 6b6f4a8 | 2013-03-28 03:30:00 -0700 | [diff] [blame] | 2071 | // |
| 2072 | // The installRemoteFlowEntry() method implements both installation |
| 2073 | // and removal of flow entries. |
| 2074 | // |
Pavlin Radoslavov | 67b3ef3 | 2013-04-03 02:44:48 -0700 | [diff] [blame] | 2075 | return (installRemoteFlowEntry(flowPath, flowEntry)); |
Pavlin Radoslavov | b9fe6b4 | 2013-03-27 16:25:05 -0700 | [diff] [blame] | 2076 | } |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2077 | |
| 2078 | /** |
| 2079 | * Store a path flow for measurement purpose. |
| 2080 | * |
| 2081 | * NOTE: The Flow Path argument does NOT contain flow entries. |
| 2082 | * The Shortest Path is computed, and the corresponding Flow Entries |
| 2083 | * are stored in the Flow Path. |
| 2084 | * |
| 2085 | * @param flowPath the Flow Path with the endpoints and the match |
| 2086 | * conditions to store. |
| 2087 | * @return the stored shortest-path flow on success, otherwise null. |
| 2088 | */ |
| 2089 | @Override |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 2090 | public synchronized FlowPath measurementStorePathFlow(FlowPath flowPath) { |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2091 | // |
| 2092 | // Prepare the Shortest Path computation if the first Flow Path |
| 2093 | // |
| 2094 | if (measurementStoredPaths.isEmpty()) |
Pavlin Radoslavov | 9556b14 | 2013-05-20 21:49:04 +0000 | [diff] [blame] | 2095 | measurementShortestPathTopo = topoRouteService.prepareShortestPathTopo(); |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2096 | |
| 2097 | // |
| 2098 | // Compute the Shortest Path |
| 2099 | // |
| 2100 | DataPath dataPath = |
Pavlin Radoslavov | 9556b14 | 2013-05-20 21:49:04 +0000 | [diff] [blame] | 2101 | topoRouteService.getTopoShortestPath(measurementShortestPathTopo, |
| 2102 | flowPath.dataPath().srcPort(), |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2103 | flowPath.dataPath().dstPort()); |
| 2104 | if (dataPath == null) { |
| 2105 | // We need the DataPath to populate the Network MAP |
| 2106 | dataPath = new DataPath(); |
| 2107 | dataPath.setSrcPort(flowPath.dataPath().srcPort()); |
| 2108 | dataPath.setDstPort(flowPath.dataPath().dstPort()); |
| 2109 | } |
| 2110 | |
| 2111 | // |
| 2112 | // Set the incoming port matching and the outgoing port output |
| 2113 | // actions for each flow entry. |
| 2114 | // |
| 2115 | for (FlowEntry flowEntry : dataPath.flowEntries()) { |
| 2116 | // Set the incoming port matching |
| 2117 | FlowEntryMatch flowEntryMatch = new FlowEntryMatch(); |
| 2118 | flowEntry.setFlowEntryMatch(flowEntryMatch); |
| 2119 | flowEntryMatch.enableInPort(flowEntry.inPort()); |
| 2120 | |
| 2121 | // Set the outgoing port output action |
| 2122 | ArrayList<FlowEntryAction> flowEntryActions = flowEntry.flowEntryActions(); |
| 2123 | if (flowEntryActions == null) { |
| 2124 | flowEntryActions = new ArrayList<FlowEntryAction>(); |
| 2125 | flowEntry.setFlowEntryActions(flowEntryActions); |
| 2126 | } |
| 2127 | FlowEntryAction flowEntryAction = new FlowEntryAction(); |
| 2128 | flowEntryAction.setActionOutput(flowEntry.outPort()); |
| 2129 | flowEntryActions.add(flowEntryAction); |
| 2130 | } |
| 2131 | |
| 2132 | // |
| 2133 | // Prepare the computed Flow Path |
| 2134 | // |
| 2135 | FlowPath computedFlowPath = new FlowPath(); |
| 2136 | computedFlowPath.setFlowId(new FlowId(flowPath.flowId().value())); |
| 2137 | computedFlowPath.setInstallerId(new CallerId(flowPath.installerId().value())); |
| 2138 | computedFlowPath.setDataPath(dataPath); |
| 2139 | computedFlowPath.setFlowEntryMatch(new FlowEntryMatch(flowPath.flowEntryMatch())); |
| 2140 | |
| 2141 | // |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 2142 | // Add the computed Flow Path to the internal storage |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2143 | // |
| 2144 | measurementStoredPaths.add(computedFlowPath); |
| 2145 | |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 2146 | log.debug("Measurement storing path {}", |
| 2147 | computedFlowPath.flowId().toString()); |
| 2148 | |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2149 | return (computedFlowPath); |
| 2150 | } |
| 2151 | |
| 2152 | /** |
| 2153 | * Install path flows for measurement purpose. |
| 2154 | * |
| 2155 | * @param numThreads the number of threads to use to install the path |
| 2156 | * flows. |
| 2157 | * @return true on success, otherwise false. |
| 2158 | */ |
| 2159 | @Override |
| 2160 | public boolean measurementInstallPaths(Integer numThreads) { |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 2161 | // Create a copy of the Flow Paths to install |
| 2162 | final ConcurrentLinkedQueue<FlowPath> measurementProcessingPaths = |
| 2163 | new ConcurrentLinkedQueue<FlowPath>(measurementStoredPaths); |
| 2164 | |
Pavlin Radoslavov | f5d8041 | 2013-05-24 05:14:07 +0000 | [diff] [blame] | 2165 | /** |
| 2166 | * A Thread-wrapper class for executing the threads and collecting |
| 2167 | * the measurement data. |
| 2168 | */ |
| 2169 | class MyThread extends Thread { |
| 2170 | public long[] execTime = new long[2000]; |
| 2171 | public int samples = 0; |
| 2172 | public int threadId = -1; |
| 2173 | @Override |
| 2174 | public void run() { |
| 2175 | while (true) { |
| 2176 | FlowPath flowPath = measurementProcessingPaths.poll(); |
| 2177 | if (flowPath == null) |
| 2178 | return; |
| 2179 | // Install the Flow Path |
| 2180 | FlowId flowId = new FlowId(); |
| 2181 | String dataPathSummaryStr = |
| 2182 | flowPath.dataPath().dataPathSummary(); |
| 2183 | long startTime = System.nanoTime(); |
| 2184 | addFlow(flowPath, flowId, dataPathSummaryStr); |
| 2185 | long endTime = System.nanoTime(); |
| 2186 | execTime[samples] = endTime - startTime; |
| 2187 | samples++; |
| 2188 | } |
| 2189 | } |
| 2190 | }; |
| 2191 | |
| 2192 | List<MyThread> threads = new LinkedList<MyThread>(); |
| 2193 | |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 2194 | log.debug("Measurement Installing {} flows", |
| 2195 | measurementProcessingPaths.size()); |
Pavlin Radoslavov | e0938f3 | 2013-05-07 23:17:22 +0000 | [diff] [blame] | 2196 | |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2197 | // |
| 2198 | // Create the threads to install the Flow Paths |
| 2199 | // |
| 2200 | for (int i = 0; i < numThreads; i++) { |
Pavlin Radoslavov | f5d8041 | 2013-05-24 05:14:07 +0000 | [diff] [blame] | 2201 | MyThread thread = new MyThread(); |
| 2202 | thread.threadId = i; |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2203 | threads.add(thread); |
| 2204 | } |
| 2205 | |
| 2206 | // |
| 2207 | // Start processing |
| 2208 | // |
| 2209 | measurementEndTimeProcessingPaths = 0; |
| 2210 | measurementStartTimeProcessingPaths = System.nanoTime(); |
| 2211 | for (Thread thread : threads) { |
| 2212 | thread.start(); |
| 2213 | } |
| 2214 | |
Pavlin Radoslavov | f5d8041 | 2013-05-24 05:14:07 +0000 | [diff] [blame] | 2215 | // Wait for all threads to complete |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 2216 | for (Thread thread : threads) { |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2217 | try { |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 2218 | thread.join(); |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2219 | } catch (InterruptedException e) { |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 2220 | log.debug("Exception waiting for a thread to install a Flow Path: ", e); |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2221 | } |
| 2222 | } |
| 2223 | |
Pavlin Radoslavov | 759772f | 2013-05-20 20:50:00 +0000 | [diff] [blame] | 2224 | // Record the end of processing |
| 2225 | measurementEndTimeProcessingPaths = System.nanoTime(); |
| 2226 | |
Pavlin Radoslavov | f5d8041 | 2013-05-24 05:14:07 +0000 | [diff] [blame] | 2227 | // |
| 2228 | // Prepare the string with measurement data per each Flow Path |
| 2229 | // installation. |
| 2230 | // The string is multiple lines: one line per Flow Path installation: |
| 2231 | // ThreadAndTimePerFlow <ThreadId> <TotalThreads> <Time(ns)> |
| 2232 | // |
| 2233 | measurementPerFlowStr = new String(); |
| 2234 | String eol = System.getProperty("line.separator"); |
| 2235 | for (MyThread thread : threads) { |
| 2236 | for (int i = 0; i < thread.samples; i++) { |
| 2237 | measurementPerFlowStr += "ThreadAndTimePerFlow " + thread.threadId + " " + numThreads + " " + thread.execTime[i] + eol; |
| 2238 | } |
| 2239 | } |
| 2240 | |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2241 | return true; |
| 2242 | } |
| 2243 | |
| 2244 | /** |
| 2245 | * Get the measurement time that took to install the path flows. |
| 2246 | * |
| 2247 | * @return the measurement time (in nanoseconds) it took to install |
| 2248 | * the path flows. |
| 2249 | */ |
| 2250 | @Override |
| 2251 | public Long measurementGetInstallPathsTimeNsec() { |
| 2252 | return new Long(measurementEndTimeProcessingPaths - |
| 2253 | measurementStartTimeProcessingPaths); |
| 2254 | } |
| 2255 | |
| 2256 | /** |
Pavlin Radoslavov | f5d8041 | 2013-05-24 05:14:07 +0000 | [diff] [blame] | 2257 | * Get the measurement install time per Flow. |
| 2258 | * |
| 2259 | * @return a multi-line string with the following format per line: |
| 2260 | * ThreadAndTimePerFlow <ThreadId> <TotalThreads> <Time(ns)> |
| 2261 | */ |
| 2262 | @Override |
| 2263 | public String measurementGetPerFlowInstallTime() { |
| 2264 | return new String(measurementPerFlowStr); |
| 2265 | } |
| 2266 | |
| 2267 | /** |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2268 | * Clear the path flows stored for measurement purpose. |
| 2269 | * |
| 2270 | * @return true on success, otherwise false. |
| 2271 | */ |
| 2272 | @Override |
| 2273 | public boolean measurementClearAllPaths() { |
| 2274 | measurementStoredPaths.clear(); |
Pavlin Radoslavov | 9556b14 | 2013-05-20 21:49:04 +0000 | [diff] [blame] | 2275 | topoRouteService.dropShortestPathTopo(measurementShortestPathTopo); |
Pavlin Radoslavov | e0938f3 | 2013-05-07 23:17:22 +0000 | [diff] [blame] | 2276 | measurementStartTimeProcessingPaths = 0; |
| 2277 | measurementEndTimeProcessingPaths = 0; |
Pavlin Radoslavov | f5d8041 | 2013-05-24 05:14:07 +0000 | [diff] [blame] | 2278 | measurementPerFlowStr = new String(); |
Pavlin Radoslavov | 4ef543e | 2013-05-07 13:36:57 -0700 | [diff] [blame] | 2279 | |
| 2280 | return true; |
| 2281 | } |
Pavlin Radoslavov | 9e5344c | 2013-02-18 09:58:30 -0800 | [diff] [blame] | 2282 | } |