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/*-
* ============LICENSE_START=======================================================
* PROJECT
* ================================================================================
* Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.dcae;
import io.vavr.collection.Map;
import org.json.JSONObject;
import org.onap.dcae.commonFunction.EventProcessor;
import org.onap.dcae.commonFunction.event.publishing.DMaaPConfigurationParser;
import org.onap.dcae.commonFunction.event.publishing.EventPublisher;
import org.onap.dcae.commonFunction.event.publishing.PublisherConfig;
import org.onap.dcae.controller.ConfigLoader;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.Banner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.autoconfigure.gson.GsonAutoConfiguration;
import org.springframework.boot.autoconfigure.security.servlet.SecurityAutoConfiguration;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Lazy;
import java.nio.file.Paths;
import java.util.concurrent.*;
@SpringBootApplication(exclude = {GsonAutoConfiguration.class, SecurityAutoConfiguration.class})
public class VesApplication {
private static final Logger metriclog = LoggerFactory.getLogger("com.att.ecomp.metrics");
private static final Logger incomingRequestsLogger = LoggerFactory.getLogger("org.onap.dcae.commonFunction.input");
private static final Logger oplog = LoggerFactory.getLogger("org.onap.dcae.commonFunction.output");
private static final Logger errorLog = LoggerFactory.getLogger("org.onap.dcae.commonFunction.error");
private static final int MAX_THREADS = 20;
public static LinkedBlockingQueue<JSONObject> fProcessingInputQueue;
private static ApplicationSettings properties;
public static void main(String[] args) {
SpringApplication app = new SpringApplication(VesApplication.class);
properties = new ApplicationSettings(args, CLIUtils::processCmdLine);
fProcessingInputQueue = new LinkedBlockingQueue<>(properties.maximumAllowedQueuedEvents());
EventPublisher publisher = EventPublisher.createPublisher(oplog,
DMaaPConfigurationParser
.parseToDomainMapping(Paths.get(properties.dMaaPConfigurationFileLocation()))
.get());
spawnDynamicConfigUpdateThread(publisher, properties);
EventProcessor ep = new EventProcessor(EventPublisher.createPublisher(oplog, getDmapConfig()), properties);
ExecutorService executor = Executors.newFixedThreadPool(MAX_THREADS);
for (int i = 0; i < MAX_THREADS; ++i) {
executor.execute(ep);
}
app.setBannerMode(Banner.Mode.OFF);
app.setAddCommandLineProperties(true);
app.run();
}
private static void spawnDynamicConfigUpdateThread(EventPublisher eventPublisher, ApplicationSettings properties) {
ScheduledThreadPoolExecutor scheduledThreadPoolExecutor = new ScheduledThreadPoolExecutor(1);
ConfigLoader configLoader = ConfigLoader
.create(eventPublisher::reconfigure,
Paths.get(properties.dMaaPConfigurationFileLocation()),
properties.configurationFileLocation());
scheduledThreadPoolExecutor
.scheduleAtFixedRate(() -> configLoader.updateConfig(),
properties.configurationUpdateFrequency(),
properties.configurationUpdateFrequency(),
TimeUnit.MINUTES);
}
private static Map<String, PublisherConfig> getDmapConfig() {
return DMaaPConfigurationParser.
parseToDomainMapping(Paths.get(properties.dMaaPConfigurationFileLocation())).get();
}
@Bean
@Lazy
public ApplicationSettings applicationSettings() {
return properties;
}
@Bean
@Qualifier("incomingRequestsLogger")
public Logger incomingRequestsLogger() {
return incomingRequestsLogger;
}
@Bean
@Qualifier("metricsLog")
public Logger incomingRequestsMetricsLogger() {
return metriclog;
}
@Bean
@Qualifier("errorLog")
public Logger errorLogger() {
return errorLog;
}
@Bean
public LinkedBlockingQueue<JSONObject> inputQueue() {
return fProcessingInputQueue;
}
}
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