L2 Gw create changes related to ITM Tunnels creation in neutronvpn module

[vpnservice.git] / neutronvpn / neutronvpn-impl / src / main / java / org / opendaylight / vpnservice / neutronvpn / l2gw / L2GatewayUtils.java

diff --git a/neutronvpn/neutronvpn-impl/src/main/java/org/opendaylight/vpnservice/neutronvpn/l2gw/L2GatewayUtils.java b/neutronvpn/neutronvpn-impl/src/main/java/org/opendaylight/vpnservice/neutronvpn/l2gw/L2GatewayUtils.java
new file mode 100644 (file)
index 0000000..43de51c
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+++ b/neutronvpn/neutronvpn-impl/src/main/java/org/opendaylight/vpnservice/neutronvpn/l2gw/L2GatewayUtils.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2016 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,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.vpnservice.neutronvpn.l2gw;
+
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Future;
+
+import org.opendaylight.vpnservice.neutronvpn.api.l2gw.L2GatewayDevice;
+import org.opendaylight.vpnservice.utils.hwvtep.HwvtepSouthboundConstants;
+import org.opendaylight.vpnservice.utils.hwvtep.HwvtepSouthboundUtils;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rpcs.rev151217.AddL2GwDeviceInputBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rpcs.rev151217.DeleteL2GwDeviceInputBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rpcs.rev151217.ItmRpcService;
+import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
+import org.opendaylight.yangtools.yang.common.RpcResult;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class L2GatewayUtils {
+    private static final Logger LOG = LoggerFactory.getLogger(L2GatewayUtils.class);
+
+    protected static boolean isGatewayAssociatedToL2Device(L2GatewayDevice l2GwDevice) {
+        return (l2GwDevice.getL2GatewayIds().size() > 0);
+    }
+
+    protected static boolean isLastL2GatewayBeingDeleted(L2GatewayDevice l2GwDevice) {
+        return (l2GwDevice.getL2GatewayIds().size() == 1);
+    }
+
+    protected static boolean isL2GwDeviceConnected(L2GatewayDevice l2GwDevice) {
+        return (l2GwDevice.getHwvtepNodeId() != null);
+    }
+
+    protected static boolean isItmTunnelsCreatedForL2Device(L2GatewayDevice l2GwDevice) {
+        return (l2GwDevice.getHwvtepNodeId() != null && l2GwDevice.getL2GatewayIds().size() > 0);
+    }
+
+    protected static void createItmTunnels(ItmRpcService itmRpcService, String hwvtepId, String psName,
+            IpAddress tunnelIp) {
+        AddL2GwDeviceInputBuilder builder = new AddL2GwDeviceInputBuilder();
+        builder.setTopologyId(HwvtepSouthboundConstants.HWVTEP_TOPOLOGY_ID.getValue());
+        builder.setNodeId(HwvtepSouthboundUtils.createManagedNodeId(new NodeId(hwvtepId), psName).getValue());
+        builder.setIpAddress(tunnelIp);
+        try {
+            Future<RpcResult<Void>> result = itmRpcService.addL2GwDevice(builder.build());
+            RpcResult<Void> rpcResult = result.get();
+            if (rpcResult.isSuccessful()) {
+                LOG.info("Created ITM tunnels for {}", hwvtepId);
+            } else {
+                LOG.error("Failed to create ITM Tunnels: ", rpcResult.getErrors());
+            }
+        } catch (InterruptedException | ExecutionException e) {
+            LOG.error("RPC to create ITM tunnels failed", e);
+        }
+    }
+
+    protected static void deleteItmTunnels(ItmRpcService itmRpcService, String hwvtepId, String psName,
+            IpAddress tunnelIp) {
+        DeleteL2GwDeviceInputBuilder builder = new DeleteL2GwDeviceInputBuilder();
+        builder.setTopologyId(HwvtepSouthboundConstants.HWVTEP_TOPOLOGY_ID.getValue());
+        builder.setNodeId(HwvtepSouthboundUtils.createManagedNodeId(new NodeId(hwvtepId), psName).getValue());
+        builder.setIpAddress(tunnelIp);
+        try {
+            Future<RpcResult<Void>> result = itmRpcService.deleteL2GwDevice(builder.build());
+            RpcResult<Void> rpcResult = result.get();
+            if (rpcResult.isSuccessful()) {
+                LOG.info("Deleted ITM tunnels for {}", hwvtepId);
+            } else {
+                LOG.error("Failed to delete ITM Tunnels: ", rpcResult.getErrors());
+            }
+        } catch (InterruptedException | ExecutionException e) {
+            LOG.error("RPC to delete ITM tunnels failed", e);
+        }
+    }
+}