Working with OVS

[vpnservice.git] / interfacemgr / interfacemgr-impl / src / main / java / org / opendaylight / vpnservice / interfacemgr / IfmUtil.java

diff --git a/interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/IfmUtil.java b/interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/IfmUtil.java
index 2d2647390951d048fbeb6731ad5b54754717c0dc..400ebd2433e0c04e218919a5ff9889596df93eac 100644 (file)
--- a/interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/IfmUtil.java
+++ b/interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/IfmUtil.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015 Ericsson India Global Services Pvt Ltd. and others. All rights reserved.
+ * Copyright (c) 2015 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
@@ -7,15 +7,30 @@
  */
 package org.opendaylight.vpnservice.interfacemgr;
 
+import java.math.BigInteger;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Future;
+
+import com.google.common.base.Optional;
+import org.opendaylight.controller.md.sal.binding.api.DataBroker;
+import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.Interfaces;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.InterfacesState;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.WriteMetadataCase;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.write.metadata._case.WriteMetadata;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdManagerService;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.Pools;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.pools.IdPool;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.pools.IdPoolKey;
+import org.opendaylight.yangtools.yang.binding.DataObject;
 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.InstanceIdentifierBuilder;
 
@@ -29,8 +44,15 @@ public class IfmUtil {
         return split[1];
     }
 
+    public static String getPortNoFromNodeConnectorId(NodeConnectorId portId) {
+        /*
+         * NodeConnectorId is of form 'openflow:dpnid:portnum'
+         */
+        String[] split = portId.getValue().split(IfmConstants.OF_URI_SEPARATOR);
+        return split[2];
+    }
 
-    public static NodeId buildDpnNodeId(long dpnId) {
+    public static NodeId buildDpnNodeId(BigInteger dpnId) {
         return new NodeId(IfmConstants.OF_URI_PREFIX + dpnId);
     }
 
@@ -46,7 +68,7 @@ public class IfmUtil {
         InstanceIdentifierBuilder<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface> idBuilder =
                 InstanceIdentifier.builder(InterfacesState.class)
                 .child(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.class,
-                                new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.InterfaceKey(interfaceName));
+                        new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.InterfaceKey(interfaceName));
         InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface> id = idBuilder.build();
         return id;
     }
@@ -62,4 +84,71 @@ public class IfmUtil {
         InstanceIdentifier<IdPool> id = idBuilder.build();
         return id;
     }
+
+    public static List<String> getPortNameAndSuffixFromInterfaceName(String intfName) {
+        List<String> strList = new ArrayList<>(2);
+        int index = intfName.indexOf(":");
+        if (index != -1) {
+            strList.add(0, intfName.substring(0, index));
+            strList.add(1, intfName.substring(index));
+        }
+        return strList;
+    }
+
+    public static List<String> getDpIdPortNameAndSuffixFromInterfaceName(String intfName) {
+        List<String> strList = new ArrayList<>(3);
+        int index1 = intfName.indexOf(":");
+        if (index1 != -1) {
+            int index2 = intfName.indexOf(":", index1 + 1 );
+            strList.add(0, intfName.substring(0, index1));
+            if (index2 != -1) {
+                strList.add(1, intfName.substring(index1, index2));
+                strList.add(2, intfName.substring(index2));
+            } else {
+                strList.add(1, intfName.substring(index1));
+                strList.add(2, "");
+            }
+        }
+        return strList;
+    }
+
+    public static <T extends DataObject> Optional<T> read(LogicalDatastoreType datastoreType,
+                                                          InstanceIdentifier<T> path, DataBroker broker) {
+
+        ReadOnlyTransaction tx = broker.newReadOnlyTransaction();
+
+        Optional<T> result = Optional.absent();
+        try {
+            result = tx.read(datastoreType, path).get();
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+
+        return result;
+    }
+
+    public static NodeId getNodeIdFromNodeConnectorId(NodeConnectorId ncId) {
+        return new NodeId(ncId.getValue().substring(0,ncId.getValue().lastIndexOf(":")));
+    }
+
+    public static BigInteger[] mergeOpenflowMetadataWriteInstructions(List<Instruction> instructions) {
+        BigInteger metadata = new BigInteger("0", 16);
+        BigInteger metadataMask = new BigInteger("0", 16);
+        if (instructions != null && !instructions.isEmpty()) {
+            // check if metadata write instruction is present
+            for (Instruction instruction : instructions) {
+                org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.Instruction actualInstruction = instruction.getInstruction();
+                if (actualInstruction instanceof WriteMetadataCase) {
+                    WriteMetadataCase writeMetaDataInstruction = (WriteMetadataCase) actualInstruction ;
+                    WriteMetadata availableMetaData = writeMetaDataInstruction.getWriteMetadata();
+                    metadata = metadata.or(availableMetaData.getMetadata());
+                    metadataMask = metadataMask.or(availableMetaData.getMetadataMask());
+                }
+            }
+        }
+        return new BigInteger[] { metadata, metadataMask };
+    }
+
+
+
 }