plugins/hypervisors/xenserver/src/main/java/com/cloud/hypervisor/xenserver/resource/wrapper/xenbase/CitrixOvsVpcPhysicalTopologyConfigCommandWrapper.java

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// to you under the Apache License, Version 2.0 (the
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//   http://www.apache.org/licenses/LICENSE-2.0
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package com.cloud.hypervisor.xenserver.resource.wrapper.xenbase;


import com.cloud.agent.api.Answer;
import com.cloud.agent.api.OvsVpcPhysicalTopologyConfigCommand;
import com.cloud.hypervisor.xenserver.resource.CitrixResourceBase;
import com.cloud.resource.CommandWrapper;
import com.cloud.resource.ResourceWrapper;
import com.xensource.xenapi.Connection;
import com.xensource.xenapi.Network;

@ResourceWrapper(handles =  OvsVpcPhysicalTopologyConfigCommand.class)
public final class CitrixOvsVpcPhysicalTopologyConfigCommandWrapper extends CommandWrapper<OvsVpcPhysicalTopologyConfigCommand, Answer, CitrixResourceBase> {


    @Override
    public Answer execute(final OvsVpcPhysicalTopologyConfigCommand command, final CitrixResourceBase citrixResourceBase) {
        final Connection conn = citrixResourceBase.getConnection();
        try {
            final Network nw = citrixResourceBase.findOrCreateTunnelNetwork(conn, command.getBridgeName());
            final String bridgeName = nw.getBridge(conn);
            final long sequenceNo = command.getSequenceNumber();

            final String result = citrixResourceBase.callHostPlugin(conn, "ovstunnel", "configure_ovs_bridge_for_network_topology", "bridge",
                    bridgeName, "config", command.getVpcConfigInJson(), "host-id", ((Long)command.getHostId()).toString(),
                    "seq-no", Long.toString(sequenceNo));

            if (result.startsWith("SUCCESS")) {
                return new Answer(command, true, result);
            } else {
                return new Answer(command, false, result);
            }
        } catch  (final Exception e) {
            logger.warn("caught exception while updating host with latest VPC topology", e);
            return new Answer(command, false, e.getMessage());
        }
    }
}