gerrit.onap Code Review - so.git/blob

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Modifications Copyright (c) 2019 Samsung
   8  * ================================================================================
   9  * Licensed under the Apache License, Version 2.0 (the "License");
  10  * you may not use this file except in compliance with the License.
  11  * You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  * ============LICENSE_END=========================================================
  21  */
  22
  23 package org.onap.so.bpmn.infrastructure;
  24
  25 import java.util.List;
  26 import java.util.concurrent.Executor;
  27 import javax.annotation.PostConstruct;
  28 import org.camunda.bpm.application.PreUndeploy;
  29 import org.camunda.bpm.application.ProcessApplicationInfo;
  30 import org.camunda.bpm.engine.ProcessEngine;
  31 import org.camunda.bpm.engine.repository.DeploymentBuilder;
  32 import org.onap.logging.filter.spring.MDCTaskDecorator;
  33 import org.onap.so.bpmn.common.DefaultToShortClassNameBeanNameGenerator;
  34 import org.onap.so.db.catalog.beans.Workflow;
  35 import org.onap.so.db.catalog.client.CatalogDbClient;
  36 import org.onap.so.logger.LoggingAnchor;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39 import org.springframework.beans.factory.annotation.Autowired;
  40 import org.springframework.beans.factory.annotation.Value;
  41 import org.springframework.boot.SpringApplication;
  42 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
  43 import org.springframework.boot.autoconfigure.SpringBootApplication;
  44 import org.springframework.boot.autoconfigure.freemarker.FreeMarkerAutoConfiguration;
  45 import org.springframework.boot.builder.SpringApplicationBuilder;
  46 import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
  47 import org.springframework.context.annotation.Bean;
  48 import org.springframework.context.annotation.ComponentScan;
  49 import org.springframework.context.annotation.ComponentScan.Filter;
  50 import org.springframework.context.annotation.FilterType;
  51 import org.springframework.context.annotation.Primary;
  52 import org.springframework.scheduling.annotation.EnableAsync;
  53 import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
  54
  55 import javax.annotation.PostConstruct;
  56 import java.util.List;
  57 import java.util.concurrent.Executor;
  58
  59 import static java.util.Collections.singletonMap;
  60 import static org.springframework.boot.context.config.ConfigFileApplicationListener.*;
  61 /**
  62  * @since Version 1.0
  63  *
  64  */
  65
  66 @SpringBootApplication
  67 @EnableAsync
  68 @ComponentScan(basePackages = {"org.onap"}, nameGenerator = DefaultToShortClassNameBeanNameGenerator.class,
  69         excludeFilters = {@Filter(type = FilterType.ANNOTATION, classes = SpringBootApplication.class)})
  70 @EnableAutoConfiguration(exclude= FreeMarkerAutoConfiguration.class)
  71 public class MSOInfrastructureApplication extends SpringBootServletInitializer {
  72
  73     private static final String ADDITIONAL_CONFIG = "file:/camunda/app/config/override.yaml";
  74     private static final Logger logger = LoggerFactory.getLogger(MSOInfrastructureApplication.class);
  75
  76     @Override
  77     protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
  78         return application
  79                 .sources(MSOInfrastructureApplication.class)
  80                 .properties(singletonMap(CONFIG_ADDITIONAL_LOCATION_PROPERTY, ADDITIONAL_CONFIG));
  81     }
  82     @Autowired
  83     private ProcessEngine processEngine;
  84
  85     @Autowired
  86     private CatalogDbClient catalogDbClient;
  87
  88     @Value("${mso.async.core-pool-size}")
  89     private int corePoolSize;
  90
  91     @Value("${mso.async.max-pool-size}")
  92     private int maxPoolSize;
  93
  94     @Value("${mso.async.queue-capacity}")
  95     private int queueCapacity;
  96
  97     private static final String LOGS_DIR = "logs_dir";
  98     private static final String BPMN_SUFFIX = ".bpmn";
  99     private static final String SDC_SOURCE = "sdc";
 100     private static final int CANNOT_INVOKE_COMMAND = 126;
 101
 102
 103     private static void setLogsDir() {
 104         if (System.getProperty(LOGS_DIR) == null) {
 105             System.getProperties().setProperty(LOGS_DIR, "./logs/bpmn/");
 106         }
 107     }
 108
 109     public static void main(String... args) {
 110         try {
 111             SpringApplication.run(MSOInfrastructureApplication.class, args);
 112             System.getProperties().setProperty("mso.config.path", ".");
 113             setLogsDir();
 114         } catch (Exception e) {
 115             logger.error("Exception has occurred during application startup. App will exit. ", e);
 116             System.exit(CANNOT_INVOKE_COMMAND);
 117         }
 118     }
 119
 120     @PostConstruct
 121     public void postConstruct() {
 122         DeploymentBuilder deploymentBuilder = processEngine.getRepositoryService().createDeployment();
 123 //        try {
 124 //            DeploymentBuilder deploymentBuilder = processEngine.getRepositoryService().createDeployment();
 125 //            deployCustomWorkflows(deploymentBuilder);
 126 //        } catch (Exception e) {
 127 //            logger.warn("Unable to invoke deploymentBuilder: " + e.getMessage());
 128 //        }
 129     }
 130
 131 //    @PreUndeploy
 132 //    public void cleanup(ProcessEngine processEngine, ProcessApplicationInfo processApplicationInfo,
 133 //            List<ProcessEngine> processEngines) {}
 134
 135     @Bean
 136     @Primary
 137     public Executor asyncExecutor() {
 138         ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
 139         executor.setTaskDecorator(new MDCTaskDecorator());
 140         executor.setCorePoolSize(corePoolSize);
 141         executor.setMaxPoolSize(maxPoolSize);
 142         executor.setQueueCapacity(queueCapacity);
 143         executor.setThreadNamePrefix("Camunda-");
 144         executor.initialize();
 145         return executor;
 146     }
 147
 148     public void deployCustomWorkflows(DeploymentBuilder deploymentBuilder) {
 149         logger.info("Attempting to deploy custom workflows");
 150         try {
 151             List<Workflow> workflows = catalogDbClient.findWorkflowBySource(SDC_SOURCE);
 152                         logger.info("SDC workflows: {}", workflows );
 153             if (workflows != null && !workflows.isEmpty()) {
 154                 for (Workflow workflow : workflows) {
 155                     String workflowName = workflow.getName();
 156                     String workflowBody = workflow.getBody();
 157                     if (!workflowName.endsWith(BPMN_SUFFIX)) {
 158                         workflowName += BPMN_SUFFIX;
 159                     }
 160                     if (workflowBody != null) {
 161                         logger.info(LoggingAnchor.TWO, "Deploying custom workflow", workflowName);
 162                         deploymentBuilder.addString(workflowName, workflowBody);
 163                     }
 164                     deploymentBuilder.enableDuplicateFiltering(true);
 165                 }
 166                 deploymentBuilder.deploy();
 167             }
 168         } catch (Exception e) {
 169             logger.error("Unable to deploy custom workflows ", e);
 170         }
 171     }
 172 }