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/*
* ============LICENSE_START=======================================================
* PNF-REGISTRATION-HANDLER
* ================================================================================
* Copyright (C) 2018 NOKIA 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.dcaegen2.services.prh.configuration;
import com.google.gson.JsonObject;
import java.util.Optional;
import java.util.Properties;
import org.onap.dcaegen2.services.prh.config.AaiClientConfiguration;
import org.onap.dcaegen2.services.prh.config.DmaapConsumerConfiguration;
import org.onap.dcaegen2.services.prh.config.DmaapPublisherConfiguration;
import org.onap.dcaegen2.services.prh.config.ImmutableAaiClientConfiguration;
import org.onap.dcaegen2.services.prh.model.EnvProperties;
import org.onap.dcaegen2.services.prh.service.PrhConfigurationProvider;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import org.springframework.scheduling.annotation.EnableScheduling;
import reactor.core.publisher.Flux;
import reactor.core.scheduler.Schedulers;
/**
* @author <a href="mailto:przemyslaw.wasala@nokia.com">Przemysław Wąsala</a> on 8/9/18
*/
@Configuration
@EnableConfigurationProperties
@EnableScheduling
@Primary
public class CloudConfiguration extends AppConfig {
private static final Logger LOGGER = LoggerFactory.getLogger(CloudConfiguration.class);
private PrhConfigurationProvider prhConfigurationProvider;
private AaiClientConfiguration aaiClientCloudConfiguration;
private DmaapPublisherConfiguration dmaapPublisherCloudConfiguration;
private DmaapConsumerConfiguration dmaapConsumerCloudConfiguration;
@Value("#{systemEnvironment}")
private Properties systemEnvironment;
@Autowired
public void setThreadPoolTaskScheduler(PrhConfigurationProvider prhConfigurationProvider) {
this.prhConfigurationProvider = prhConfigurationProvider;
}
public void runTask() {
Flux.defer(() -> EnvironmentProcessor.evaluate(systemEnvironment))
.subscribeOn(Schedulers.parallel())
.subscribe(this::parsingConfigSuccess, this::parsingConfigError);
}
private void parsingConfigError(Throwable throwable) {
LOGGER.warn("Error in case of processing system environment, more details below: ", throwable);
}
private void cloudConfigError(Throwable throwable) {
LOGGER.warn("Exception during getting configuration from CONSUL/CONFIG_BINDING_SERVICE ", throwable);
}
private void parsingConfigSuccess(EnvProperties envProperties) {
LOGGER.info("Fetching PRH configuration from ConfigBindingService/Consul");
prhConfigurationProvider.callForPrhConfiguration(envProperties)
.subscribe(this::parseCloudConfig, this::cloudConfigError);
}
private void parseCloudConfig(JsonObject jsonObject) {
LOGGER.info("Received application configuration: {}", jsonObject);
CloudConfigParser cloudConfigParser = new CloudConfigParser(jsonObject);
dmaapPublisherCloudConfiguration = cloudConfigParser.getDmaapPublisherConfig();
aaiClientCloudConfiguration = ImmutableAaiClientConfiguration.copyOf(cloudConfigParser.getAaiClientConfig())
.withAaiHeaders(aaiClientConfiguration.aaiHeaders());
dmaapConsumerCloudConfiguration = cloudConfigParser.getDmaapConsumerConfig();
}
@Override
public DmaapPublisherConfiguration getDmaapPublisherConfiguration() {
return Optional.ofNullable(dmaapPublisherCloudConfiguration).orElse(super.getDmaapPublisherConfiguration());
}
@Override
public AaiClientConfiguration getAaiClientConfiguration() {
return Optional.ofNullable(aaiClientCloudConfiguration).orElse(super.getAaiClientConfiguration());
}
@Override
public DmaapConsumerConfiguration getDmaapConsumerConfiguration() {
return Optional.ofNullable(dmaapConsumerCloudConfiguration).orElse(super.getDmaapConsumerConfiguration());
}
}
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