src/main/java/org/onap/music/main/PropertiesListener.java

   1 /*
   2  * ============LICENSE_START==========================================
   3  * org.onap.music
   4  * ===================================================================
   5  *  Copyright (c) 2017 AT&T Intellectual Property
   6  * ===================================================================
   7  *  Licensed under the Apache License, Version 2.0 (the "License");
   8  *  you may not use this file except in compliance with the License.
   9  *  You may obtain a copy of the License at
  10  *
  11  *     http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  *  Unless required by applicable law or agreed to in writing, software
  14  *  distributed under the License is distributed on an "AS IS" BASIS,
  15  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  *  See the License for the specific language governing permissions and
  17  *  limitations under the License.
  18  *
  19  * ============LICENSE_END=============================================
  20  * ====================================================================
  21  */
  22 package org.onap.music.main;
  23
  24 import java.io.FileInputStream;
  25 import java.io.IOException;
  26 import java.io.InputStream;
  27 import java.net.URL;
  28 import java.util.ArrayList;
  29 import java.util.Arrays;
  30 import java.util.Properties;
  31 import javax.servlet.ServletContextEvent;
  32 import javax.servlet.ServletContextListener;
  33 import javax.servlet.annotation.WebListener;
  34 import org.onap.music.eelf.logging.EELFLoggerDelegate;
  35 import org.onap.music.eelf.logging.format.AppMessages;
  36 import org.onap.music.eelf.logging.format.ErrorSeverity;
  37 import org.onap.music.eelf.logging.format.ErrorTypes;
  38
  39 @WebListener
  40 public class PropertiesListener implements ServletContextListener {
  41     private Properties prop;
  42
  43     private static EELFLoggerDelegate logger =
  44                     EELFLoggerDelegate.getLogger(PropertiesListener.class);
  45
  46     @Override
  47     public void contextInitialized(ServletContextEvent servletContextEvent) {
  48         prop = new Properties();
  49         Properties projectProp = new Properties();
  50         URL resource = getClass().getResource("/");
  51         String musicPropertiesFilePath = resource.getPath().replace("WEB-INF/classes/",
  52                         "WEB-INF/classes/project.properties");
  53
  54         // Open the file
  55         try {
  56             InputStream musicProps = null;
  57             projectProp.load(new FileInputStream(musicPropertiesFilePath));
  58             if (projectProp.containsKey("music.properties")) {
  59                 musicProps = new FileInputStream(projectProp.getProperty("music.properties"));
  60             } else {
  61                 musicProps = new FileInputStream(MusicUtil.getMusicPropertiesFilePath());
  62             }
  63             prop.load(musicProps);
  64             musicProps.close();
  65             prop.putAll(projectProp);
  66             String[] propKeys = MusicUtil.getPropkeys();
  67             for (int k = 0; k < propKeys.length; k++) {
  68                 String key = propKeys[k];
  69                 if (prop.containsKey(key) && prop.get(key) != null) {
  70                     logger.info(key + " : " + prop.getProperty(key));
  71                     switch (key) {
  72                         case "zookeeper.host":
  73                             MusicUtil.setMyZkHost(prop.getProperty(key));
  74                             break;
  75                         case "cassandra.host":
  76                             MusicUtil.setMyCassaHost(prop.getProperty(key));
  77                             break;
  78                         case "music.ip":
  79                             MusicUtil.setDefaultMusicIp(prop.getProperty(key));
  80                             break;
  81                         case "debug":
  82                             MusicUtil.setDebug(Boolean
  83                                             .getBoolean(prop.getProperty(key).toLowerCase()));
  84                             break;
  85                         case "version":
  86                             MusicUtil.setVersion(prop.getProperty(key));
  87                             break;
  88                         case "music.rest.ip":
  89                             MusicUtil.setMusicRestIp(prop.getProperty(key));
  90                             break;
  91                         case "music.properties":
  92                             MusicUtil.setMusicPropertiesFilePath(prop.getProperty(key));
  93                             break;
  94                         case "lock.lease.period":
  95                             MusicUtil.setDefaultLockLeasePeriod(
  96                                             Long.parseLong(prop.getProperty(key)));
  97                             break;
  98                         case "my.id":
  99                             MusicUtil.setMyId(Integer.parseInt(prop.getProperty(key)));
 100                             break;
 101                         case "all.ids":
 102                             String[] ids = prop.getProperty(key).split(":");
 103                             MusicUtil.setAllIds(new ArrayList<String>(Arrays.asList(ids)));
 104                             break;
 105                         case "public.ip":
 106                             MusicUtil.setPublicIp(prop.getProperty(key));
 107                             break;
 108                         case "all.public.ips":
 109                             String[] ips = prop.getProperty(key).split(":");
 110                             if (ips.length == 1) {
 111                                 // Future use
 112                             } else if (ips.length > 1) {
 113                                 MusicUtil.setAllPublicIps(
 114                                                 new ArrayList<String>(Arrays.asList(ips)));
 115                             }
 116                             break;
 117                         case "cassandra.user":
 118                             MusicUtil.setCassName(prop.getProperty(key));
 119                             break;
 120                         case "cassandra.password":
 121                             MusicUtil.setCassPwd(prop.getProperty(key));
 122                             break;
 123                         case "aaf.endpoint.url":
 124                             MusicUtil.setAafEndpointUrl(prop.getProperty(key));
 125                             break;
 126                         default:
 127                             logger.error(EELFLoggerDelegate.errorLogger,
 128                                             "No case found for " + key);
 129                     }
 130                 }
 131             }
 132         } catch (IOException e) {
 133                 logger.error(EELFLoggerDelegate.errorLogger,e.getMessage(), AppMessages.IOERROR  ,ErrorSeverity.CRITICAL, ErrorTypes.CONNECTIONERROR);
 134             logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
 135         }
 136
 137         logger.info(EELFLoggerDelegate.applicationLogger,
 138                         "Starting MUSIC " + MusicUtil.getVersion() + " on node with id "
 139                                         + MusicUtil.getMyId() + " and public ip "
 140                                         + MusicUtil.getPublicIp() + "...");
 141         logger.info(EELFLoggerDelegate.applicationLogger,
 142                         "List of all MUSIC ids:" + MusicUtil.getAllIds().toString());
 143         logger.info(EELFLoggerDelegate.applicationLogger,
 144                         "List of all MUSIC public ips:" + MusicUtil.getAllPublicIps().toString());
 145     }
 146
 147     @Override
 148     public void contextDestroyed(ServletContextEvent servletContextEvent) {
 149         prop = null;
 150     }
 151 }