applications/bulk-o-matic/src/main/java/org/opendaylight/openflowplugin/applications/bulk/o/matic/FlowReader.java

   1 /*
   2  * Copyright (c) 2016 Ericsson Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.openflowplugin.applications.bulk.o.matic;
   9
  10 import com.google.common.base.Optional;
  11 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  12 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  13 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  14 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowId;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.TableKey;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.Flow;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowKey;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
  25 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  26 import org.slf4j.Logger;
  27 import org.slf4j.LoggerFactory;
  28
  29 import java.util.concurrent.atomic.AtomicInteger;
  30 import java.util.concurrent.atomic.AtomicLong;
  31
  32 public class FlowReader implements Runnable, FlowCounterMBean {
  33     private static final Logger LOG = LoggerFactory.getLogger(FlowReader.class);
  34     private final DataBroker dataBroker;
  35     private final Integer dpnCount;
  36     private final boolean verbose;
  37     private final int flowsPerDpn;
  38     private final short startTableId;
  39     private final short endTableId;
  40     private final boolean isConfigDs;
  41     private AtomicLong flowCount = new AtomicLong(0);
  42     private AtomicInteger readOpStatus = new AtomicInteger(FlowCounter.OperationStatus.INIT.status());
  43     private final String UNITS = "ns";
  44
  45     private FlowReader(final DataBroker dataBroker,
  46                       final Integer dpnCount,
  47                       final int flowsPerDpn,
  48                       final boolean verbose,
  49                       final boolean isConfigDs,
  50                       final short startTableId,
  51                       final short endTableId) {
  52         this.dataBroker = dataBroker;
  53         this.dpnCount = dpnCount;
  54         this.verbose = verbose;
  55         this.flowsPerDpn = flowsPerDpn;
  56         this.startTableId = startTableId;
  57         this.endTableId = endTableId;
  58         this.isConfigDs = isConfigDs;
  59     }
  60
  61     public static FlowReader getNewInstance(final DataBroker dataBroker,
  62                                       final Integer dpnCount,
  63                                       final int flowsPerDpn,
  64                                       final boolean verbose,
  65                                       final boolean isConfigDs,
  66                                       final short startTableId,
  67                                       final short endTableId) {
  68         return new FlowReader(dataBroker, dpnCount, flowsPerDpn, verbose,
  69                 isConfigDs, startTableId, endTableId);
  70     }
  71
  72     @Override
  73     public void run() {
  74         readFlowsX(dpnCount, flowsPerDpn, verbose);
  75     }
  76
  77     private void readFlowsX(Integer dpnCount, Integer flowsPerDPN, boolean verbose) {
  78         readOpStatus.set(FlowCounter.OperationStatus.IN_PROGRESS.status());
  79         for (int i = 1; i <= dpnCount; i++) {
  80             String dpId = BulkOMaticUtils.DEVICE_TYPE_PREFIX + i;
  81             for (int j = 0; j < flowsPerDPN; j++) {
  82                 short tableRollover = (short)(endTableId - startTableId + 1);
  83                 short tableId = (short) (((j) % tableRollover) + startTableId);
  84
  85                 Integer sourceIp = j + 1;
  86
  87                 String flowId = "Flow-" + dpId + "." + tableId + "." + sourceIp;
  88                 InstanceIdentifier<Flow> flowIid = getFlowInstanceIdentifier(dpId, tableId, flowId);
  89
  90                 ReadOnlyTransaction readOnlyTransaction = dataBroker.newReadOnlyTransaction();
  91                 try {
  92                     Optional<Flow> flowOptional;
  93                     if(isConfigDs) {
  94                         flowOptional = readOnlyTransaction.read(LogicalDatastoreType.CONFIGURATION, flowIid).checkedGet();
  95                     } else {
  96                         flowOptional = readOnlyTransaction.read(LogicalDatastoreType.OPERATIONAL, flowIid).checkedGet();
  97                     }
  98
  99                     if (flowOptional.isPresent()) {
 100                         flowCount.incrementAndGet();
 101                         if (verbose) {
 102                             LOG.info("Flow found: {}", flowOptional.get());
 103                         }
 104                     } else {
 105                         if (verbose) {
 106                             LOG.info("Flow: {} not found", flowIid);
 107                         }
 108                     }
 109                 } catch (ReadFailedException e) {
 110                     readOpStatus.set(FlowCounter.OperationStatus.FAILURE.status());
 111                     LOG.error(e.getMessage(), e);
 112                 }
 113             }
 114         }
 115         if(readOpStatus.get() != FlowCounter.OperationStatus.FAILURE.status()) {
 116             readOpStatus.set(FlowCounter.OperationStatus.SUCCESS.status());
 117         }
 118         LOG.info("Total Flows read: {}", flowCount);
 119     }
 120
 121     private InstanceIdentifier<Flow> getFlowInstanceIdentifier(String dpId, Short tableId, String flowId){
 122         return InstanceIdentifier.create(Nodes.class).child(Node.class, new NodeKey(new NodeId(dpId)))
 123                 .augmentation(FlowCapableNode.class)
 124                 .child(Table.class, new TableKey(tableId))
 125                 .child(Flow.class,
 126                         new FlowKey(new FlowId(flowId)));
 127     }
 128
 129     @Override
 130     public long getFlowCount() {
 131         return flowCount.get();
 132     }
 133
 134     @Override
 135     public int getReadOpStatus() {
 136         return readOpStatus.get();
 137     }
 138
 139     @Override
 140     public int getWriteOpStatus() {
 141         return BulkOMaticUtils.DEFUALT_STATUS;
 142     }
 143
 144     @Override
 145     public long getTaskCompletionTime() {
 146         return BulkOMaticUtils.DEFAULT_COMPLETION_TIME;
 147     }
 148
 149     @Override
 150     public String getUnits() {
 151         return UNITS;
 152     }
 153 }