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/*
* Copyright (c) 2016 Cisco and its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.fd.hc2vpp.vppioam.impl.util;
import com.google.inject.Inject;
import io.fd.honeycomb.binding.init.ProviderTrait;
import io.fd.honeycomb.data.init.ShutdownHandler;
import io.fd.jvpp.JVppRegistry;
import io.fd.jvpp.ioampot.JVppIoampotImpl;
import io.fd.jvpp.ioampot.future.FutureJVppIoampotFacade;
import java.io.IOException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Provides future API for jvpp-ioam plugin. Must be a singleton due to shutdown hook usage. Registers shutdown hook to
* free plugin's resources on shutdown.
*/
public final class JVppIoamPotProvider extends ProviderTrait<FutureJVppIoampotFacade> {
private static final Logger LOG = LoggerFactory.getLogger(JVppIoamPotProvider.class);
@Inject
private JVppRegistry registry;
@Inject
private ShutdownHandler shutdownHandler;
@Override
protected FutureJVppIoampotFacade create() {
try {
final JVppIoampotImpl jVppIoamPot = new JVppIoampotImpl();
// Free jvpp-ioam plugin's resources on shutdown
shutdownHandler.register("jvpp-ioampot", jVppIoamPot);
LOG.info("Successfully loaded jvpp-ioam-pot plugin");
return new FutureJVppIoampotFacade(registry, jVppIoamPot);
} catch (IOException e) {
throw new IllegalStateException("Unable to open VPP management connection", e);
}
}
}
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