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/*
* Copyright (c) 2017 Cisco and/or 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.honeycomb.infra.bgp.distro;
import static io.fd.honeycomb.infra.distro.ActiveModuleProvider.STANDARD_MODULES_RELATIVE_PATH;
import static io.fd.honeycomb.infra.distro.ActiveModuleProvider.aggregateResources;
import static io.fd.honeycomb.infra.distro.ActiveModuleProvider.loadActiveModules;
import com.google.inject.ConfigurationException;
import com.google.inject.CreationException;
import com.google.inject.Injector;
import com.google.inject.Module;
import com.google.inject.ProvisionException;
import io.fd.honeycomb.infra.bgp.BgpConfiguration;
import io.fd.honeycomb.infra.bgp.BgpServerProvider;
import java.util.Set;
import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.BgpNeighbors;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public final class Main {
private static final Logger LOG = LoggerFactory.getLogger(Main.class);
private Main() {
}
public static void main(String[] args) {
final ClassLoader classLoader = Main.class.getClassLoader();
init(loadActiveModules(aggregateResources(STANDARD_MODULES_RELATIVE_PATH, classLoader)));
}
/**
* Initialize the Honeycomb with provided modules
*/
public static Injector init(final Set<? extends Module> modules) {
try {
Injector injector = io.fd.honeycomb.infra.distro.Main.init(modules);
final BgpConfiguration bgpAttributes = injector.getInstance(BgpConfiguration.class);
if (bgpAttributes.isBgpEnabled()) {
LOG.info("Starting BGP");
injector.getInstance(BgpServerProvider.BgpServer.class);
LOG.info("Initializing BgpNeighbours");
injector.getInstance(BgpNeighbors.class);
LOG.info("BGP started successfully!");
}
return injector;
} catch (CreationException | ProvisionException | ConfigurationException e) {
LOG.error("Failed to initialize Honeycomb components", e);
throw e;
} catch (RuntimeException e) {
LOG.error("Unexpected initialization failure", e);
throw e;
} finally {
// Trigger gc to force collect initial garbage + dedicated classloader
System.gc();
}
}
}
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