jar/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
  23 package org.onap.music.main;
  24
  25 import java.io.FileInputStream;
  26 import java.io.IOException;
  27 import java.io.InputStream;
  28 import java.net.URL;
  29 import java.util.ArrayList;
  30 import java.util.Arrays;
  31 import java.util.Properties;
  32 import javax.servlet.ServletContextEvent;
  33 import javax.servlet.ServletContextListener;
  34 import javax.servlet.annotation.WebListener;
  35 import org.onap.music.eelf.logging.EELFLoggerDelegate;
  36 import org.onap.music.eelf.logging.format.AppMessages;
  37 import org.onap.music.eelf.logging.format.ErrorSeverity;
  38 import org.onap.music.eelf.logging.format.ErrorTypes;
  39
  40 @WebListener
  41 public class PropertiesListener implements ServletContextListener {
  42     private Properties prop;
  43
  44     private static EELFLoggerDelegate logger =
  45                     EELFLoggerDelegate.getLogger(PropertiesListener.class);
  46
  47     @Override
  48     public void contextInitialized(ServletContextEvent servletContextEvent) {
  49         prop = new Properties();
  50         Properties projectProp = new Properties();
  51         URL resource = getClass().getResource("/");
  52         String musicPropertiesFilePath = resource.getPath().replace("WEB-INF/classes/",
  53                         "WEB-INF/classes/project.properties");
  54
  55         // Open the file
  56         try {
  57             InputStream musicProps = null;
  58             projectProp.load(new FileInputStream(musicPropertiesFilePath));
  59             if (projectProp.containsKey("music.properties")) {
  60                 musicProps = new FileInputStream(projectProp.getProperty("music.properties"));
  61             } else {
  62                 musicProps = new FileInputStream(MusicUtil.getMusicPropertiesFilePath());
  63             }
  64             prop.load(musicProps);
  65             musicProps.close();
  66             prop.putAll(projectProp);
  67             String[] propKeys = MusicUtil.getPropkeys();
  68             for (int k = 0; k < propKeys.length; k++) {
  69                 String key = propKeys[k];
  70                 if (prop.containsKey(key) && prop.get(key) != null) {
  71                     logger.info(key + " : " + prop.getProperty(key));
  72                     switch (key) {
  73                         case "zookeeper.host":
  74                             MusicUtil.setMyZkHost(prop.getProperty(key));
  75                             break;
  76                         case "cassandra.host":
  77                             MusicUtil.setMyCassaHost(prop.getProperty(key));
  78                             break;
  79                         case "music.ip":
  80                             MusicUtil.setDefaultMusicIp(prop.getProperty(key));
  81                             break;
  82                         case "debug":
  83                             MusicUtil.setDebug(Boolean
  84                                 .parseBoolean(prop.getProperty(key).toLowerCase()));
  85                             break;
  86                         case "version":
  87                             MusicUtil.setVersion(prop.getProperty(key));
  88                             break;
  89                         case "music.rest.ip":
  90                             MusicUtil.setMusicRestIp(prop.getProperty(key));
  91                             break;
  92                         case "music.properties":
  93                             MusicUtil.setMusicPropertiesFilePath(prop.getProperty(key));
  94                             break;
  95                         case "lock.lease.period":
  96                             MusicUtil.setDefaultLockLeasePeriod(
  97                                             Long.parseLong(prop.getProperty(key)));
  98                             break;
  99                         case "my.id":
 100                             MusicUtil.setMyId(Integer.parseInt(prop.getProperty(key)));
 101                             break;
 102                         case "all.ids":
 103                             String[] ids = prop.getProperty(key).split(":");
 104                             MusicUtil.setAllIds(new ArrayList<String>(Arrays.asList(ids)));
 105                             break;
 106                         case "public.ip":
 107                             MusicUtil.setPublicIp(prop.getProperty(key));
 108                             break;
 109                         case "all.public.ips":
 110                             String[] ips = prop.getProperty(key).split(":");
 111                             if (ips.length == 1) {
 112                                 // Future use
 113                             } else if (ips.length > 1) {
 114                                 MusicUtil.setAllPublicIps(
 115                                                 new ArrayList<String>(Arrays.asList(ips)));
 116                             }
 117                             break;
 118                         case "cassandra.user":
 119                             MusicUtil.setCassName(prop.getProperty(key));
 120                             break;
 121                         case "cassandra.password":
 122                             MusicUtil.setCassPwd(prop.getProperty(key));
 123                             break;
 124                         case "aaf.endpoint.url":
 125                             MusicUtil.setAafEndpointUrl(prop.getProperty(key));
 126                             break;
 127                         default:
 128                             logger.error(EELFLoggerDelegate.errorLogger,
 129                                             "No case found for " + key);
 130                     }
 131                 }
 132             }
 133         } catch (IOException e) {
 134             logger.error(EELFLoggerDelegate.errorLogger,e.getMessage(), AppMessages.IOERROR  ,ErrorSeverity.CRITICAL, ErrorTypes.CONNECTIONERROR);
 135             logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
 136         }
 137
 138         logger.info(EELFLoggerDelegate.applicationLogger,
 139                         "Starting MUSIC " + MusicUtil.getVersion() + " on node with id "
 140                                         + MusicUtil.getMyId() + " and public ip "
 141                                         + MusicUtil.getPublicIp() + "...");
 142         logger.info(EELFLoggerDelegate.applicationLogger,
 143                         "List of all MUSIC ids:" + MusicUtil.getAllIds().toString());
 144         logger.info(EELFLoggerDelegate.applicationLogger,
 145                         "List of all MUSIC public ips:" + MusicUtil.getAllPublicIps().toString());
 146     }
 147
 148     @Override
 149     public void contextDestroyed(ServletContextEvent servletContextEvent) {
 150         prop = null;
 151     }
 152 }