Add subnet aware for vpp-mapper and vpp-renderer

[groupbasedpolicy.git] / neutron-vpp-mapper / src / main / java / org / opendaylight / groupbasedpolicy / neutron / vpp / mapper / processors / SubnetHandler.java

diff --git a/neutron-vpp-mapper/src/main/java/org/opendaylight/groupbasedpolicy/neutron/vpp/mapper/processors/SubnetHandler.java b/neutron-vpp-mapper/src/main/java/org/opendaylight/groupbasedpolicy/neutron/vpp/mapper/processors/SubnetHandler.java
new file mode 100644 (file)
index 0000000..20f5768
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+++ b/neutron-vpp-mapper/src/main/java/org/opendaylight/groupbasedpolicy/neutron/vpp/mapper/processors/SubnetHandler.java
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2017 Cisco Systems, Inc. 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,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.groupbasedpolicy.neutron.vpp.mapper.processors;
+
+import com.google.common.base.Preconditions;
+import org.opendaylight.controller.md.sal.binding.api.DataBroker;
+import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.groupbasedpolicy.neutron.vpp.mapper.util.HandlerUtil;
+import org.opendaylight.groupbasedpolicy.util.DataStoreHelper;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.GbpSubnet;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.subnets.rev150712.subnets.attributes.subnets.Subnet;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Created by Shakib Ahmed on 4/3/17.
+ */
+public class SubnetHandler {
+
+    private static final Logger LOG = LoggerFactory.getLogger(SubnetHandler.class);
+
+    private final DataBroker dataBroker;
+
+    public SubnetHandler(DataBroker dataBroker) {
+        this.dataBroker = dataBroker;
+    }
+
+    public void processCreatedNeutronDto(Subnet subnet) {
+        GbpSubnet gbpSubnet = HandlerUtil.toGbpSubnet(subnet);
+
+        if (gbpSubnet != null) {
+            ReadWriteTransaction rwTx = dataBroker.newReadWriteTransaction();
+            rwTx.put(LogicalDatastoreType.CONFIGURATION,
+                     HandlerUtil.getInstanceIdentifier(gbpSubnet.getId()),
+                     gbpSubnet, true);
+            DataStoreHelper.submitToDs(rwTx);
+        }
+    }
+
+    public void processUpdatedNeutronDto(Subnet oldSubnet, Subnet delta) {
+        Preconditions.checkState(oldSubnet.getUuid().equals(delta.getUuid()),
+                "Uuid change not allowed!");
+        GbpSubnet gbpSubnet = HandlerUtil.toGbpSubnet(delta);
+
+        if (gbpSubnet != null) {
+            ReadWriteTransaction rwTx = dataBroker.newReadWriteTransaction();
+            rwTx.put(LogicalDatastoreType.CONFIGURATION,
+                    HandlerUtil.getInstanceIdentifier(gbpSubnet.getId()),
+                    gbpSubnet, true);
+            DataStoreHelper.submitToDs(rwTx);
+        }
+    }
+
+    public void processDeletedNeutronDto(Subnet subnet) {
+        GbpSubnet gbpSubnet = HandlerUtil.toGbpSubnet(subnet);
+        if (gbpSubnet != null) {
+            ReadWriteTransaction rwTx = dataBroker.newReadWriteTransaction();
+            rwTx.put(LogicalDatastoreType.CONFIGURATION,
+                    HandlerUtil.getInstanceIdentifier(gbpSubnet.getId()),
+                    gbpSubnet, true);
+            DataStoreHelper.removeIfExists(LogicalDatastoreType.CONFIGURATION,
+                                           HandlerUtil.getInstanceIdentifier(gbpSubnet.getId()),
+                                           rwTx);
+        }
+    }
+}
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