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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Modifications Copyright (c) 2019 Samsung
* ================================================================================
* 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.so.bpmn.infrastructure;
import java.util.List;
import java.util.concurrent.Executor;
import javax.annotation.PostConstruct;
import org.camunda.bpm.application.PreUndeploy;
import org.camunda.bpm.application.ProcessApplicationInfo;
import org.camunda.bpm.engine.ProcessEngine;
import org.camunda.bpm.engine.repository.DeploymentBuilder;
import org.onap.logging.filter.spring.MDCTaskDecorator;
import org.onap.so.bpmn.common.DefaultToShortClassNameBeanNameGenerator;
import org.onap.so.db.catalog.beans.Workflow;
import org.onap.so.db.catalog.client.CatalogDbClient;
import org.onap.so.logger.LoggingAnchor;
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.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.ComponentScan.Filter;
import org.springframework.context.annotation.FilterType;
import org.springframework.context.annotation.Primary;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
/**
* @since Version 1.0
*
*/
@SpringBootApplication
@EnableAsync
@ComponentScan(basePackages = {"org.onap"}, nameGenerator = DefaultToShortClassNameBeanNameGenerator.class,
excludeFilters = {@Filter(type = FilterType.ANNOTATION, classes = SpringBootApplication.class)})
public class MSOInfrastructureApplication {
private static final Logger logger = LoggerFactory.getLogger(MSOInfrastructureApplication.class);
@Autowired
private ProcessEngine processEngine;
@Autowired
private CatalogDbClient catalogDbClient;
@Value("${mso.async.core-pool-size}")
private int corePoolSize;
@Value("${mso.async.max-pool-size}")
private int maxPoolSize;
@Value("${mso.async.queue-capacity}")
private int queueCapacity;
private static final String LOGS_DIR = "logs_dir";
private static final String BPMN_SUFFIX = ".bpmn";
private static final String SDC_SOURCE = "sdc";
private static void setLogsDir() {
if (System.getProperty(LOGS_DIR) == null) {
System.getProperties().setProperty(LOGS_DIR, "./logs/bpmn/");
}
}
public static void main(String... args) {
SpringApplication.run(MSOInfrastructureApplication.class, args);
System.getProperties().setProperty("mso.config.path", ".");
setLogsDir();
}
@PostConstruct
public void postConstruct() {
try {
DeploymentBuilder deploymentBuilder = processEngine.getRepositoryService().createDeployment();
deployCustomWorkflows(deploymentBuilder);
} catch (Exception e) {
logger.warn("Unable to invoke deploymentBuilder ", e);
}
}
@PreUndeploy
public void cleanup(ProcessEngine processEngine, ProcessApplicationInfo processApplicationInfo,
List<ProcessEngine> processEngines) {}
@Bean
@Primary
public Executor asyncExecutor() {
ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
executor.setTaskDecorator(new MDCTaskDecorator());
executor.setCorePoolSize(corePoolSize);
executor.setMaxPoolSize(maxPoolSize);
executor.setQueueCapacity(queueCapacity);
executor.setThreadNamePrefix("Camunda-");
executor.initialize();
return executor;
}
public void deployCustomWorkflows(DeploymentBuilder deploymentBuilder) {
logger.debug("Attempting to deploy custom workflows");
try {
List<Workflow> workflows = catalogDbClient.findWorkflowBySource(SDC_SOURCE);
if (workflows != null && !workflows.isEmpty()) {
for (Workflow workflow : workflows) {
String workflowName = workflow.getName();
String workflowBody = workflow.getBody();
if (!workflowName.endsWith(BPMN_SUFFIX)) {
workflowName += BPMN_SUFFIX;
}
if (workflowBody != null) {
logger.info(LoggingAnchor.TWO, "Deploying custom workflow", workflowName);
deploymentBuilder.addString(workflowName, workflowBody);
}
deploymentBuilder.enableDuplicateFiltering(true);
}
deploymentBuilder.deploy();
}
} catch (Exception e) {
logger.warn("Unable to deploy custom workflows ", e);
}
}
}
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