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Linux java mysql 定时备份和手动备份 (二) quartz定时器

  在第一篇中实现了,手动的,这篇实现自动用到了quartz

  maven在这里 spring用的4.2.8 就不粘出来了

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<dependency>  
    <groupId>org.quartz-scheduler</groupId>  
    <artifactId>quartz</artifactId>  
    <version>2.2.1</version>  
</dependency>  
<dependency>  
    <groupId>org.quartz-scheduler</groupId>  
    <artifactId>quartz-jobs</artifactId>  
    <version>2.2.1</version>  
</dependency>    
pom.xml

  配置文件如下

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 1 <bean name="exampleJob" class="org.springframework.scheduling.quartz.JobDetailFactoryBean">
 2         <property name="jobClass" value="cn.goldencis.tsa.common.job.BackupJob" />
 3         <property name="jobDataAsMap">
 4             <map>
 5                 <entry key="timeout" value="5" />
 6             </map>
 7         </property>
 8     </bean>
 9     
10     <bean id="cronTrigger" class="org.springframework.scheduling.quartz.CronTriggerFactoryBean">
11         <property name="jobDetail" ref="exampleJob" />
12         <property name="cronExpression" value="0 30 0 L * ?" />  <!-- 每月最后一天凌晨30分触发 -->
13     </bean>
14           
15     <bean id="quartzfactory" class="org.springframework.scheduling.quartz.SchedulerFactoryBean">
16         <property name="triggers">
17             <list>
18                 <ref bean="cronTrigger" />
19             </list>
20         </property>
21     </bean>
22     
23     <bean id="quartzBean" class="cn.goldencis.tsa.system.entity.QuartzBean" >
24         <property name="cronTriggerStr" value="cronTrigger"/>
25         <property name="exampleJobStr" value="exampleJob"/>
26     </bean>
View Code

  job类

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 1 package cn.goldencis.tsa.common.job;
 2 
 3 import org.quartz.JobExecutionContext;
 4 import org.quartz.JobExecutionException;
 5 import org.springframework.scheduling.quartz.QuartzJobBean;
 6 
 7 import cn.goldencis.tsa.common.utils.BackupUtil;
 8 
 9 /**
10  * 执行数据库备份作业
11  * @author mll
12  * 2017年4月15日下午3:55:48
13  */
14 public class BackupJob  extends QuartzJobBean {
15 
16     @Override
17     protected void executeInternal(JobExecutionContext context)
18             throws JobExecutionException {
19         BackupUtil.getInstance().backup(null);
20     }
21 }
BackupJob

  quartz控制器

技术分享
 1 package cn.goldencis.tsa.common.utils;
 2 
 3 import java.text.ParseException;
 4 
 5 import org.apache.log4j.Logger;
 6 import org.quartz.CronTrigger;
 7 import org.quartz.JobDetail;
 8 import org.quartz.JobKey;
 9 import org.quartz.SchedulerException;
10 import org.quartz.TriggerKey;
11 import org.quartz.impl.StdScheduler;
12 import org.quartz.impl.triggers.CronTriggerImpl;
13 
14 /**
15  * 定时器控制器,版本spring4以上,quartz 2.2
16  * 版本不一致,导致问题挺多的,避免不必要麻烦,不要更改版本
17  * 在此只有更新表达式方法
18  * @author mll
19  * 2017年4月15日下午4:04:42
20  *
21  */
22 public class QuartzHandler {
23     
24     final static String DEFAULT_CRON_EXPRESSION="0 30 0 L * ?";                //每月最后一天执行
25 
26     private static Logger logger = Logger.getLogger(QuartzHandler.class);  
27     
28     private static QuartzHandler instance = new QuartzHandler();  
29     
30     private QuartzHandler() { 
31         
32     }  
33     
34     public static QuartzHandler getInstance() {  
35         return instance;  
36     }
37 
38 
39     /**
40      * update expression
41      * @author mll
42      * @param cronTrigger
43      * @param sts
44      * @param cronTriggerName
45      * @param jobDetailName
46      * @param crom void
47      */
48     public void updateCron(CronTrigger cronTrigger,StdScheduler sts,String cronTriggerName,String jobDetailName,String cron){
49         
50         String strcron = cron;
51         try {
52             logger.info("-----------------------QuartzHandler : start ----------------------");
53             if(StringUtil.isEmpty(strcron)){
54                 strcron = DEFAULT_CRON_EXPRESSION;
55             }
56             
57             CronTriggerImpl ct = (CronTriggerImpl) sts.getTrigger(new TriggerKey(cronTriggerName, StdScheduler.DEFAULT_GROUP));  
58             
59             JobDetail jd = sts.getJobDetail(new JobKey(jobDetailName, StdScheduler.DEFAULT_GROUP)); 
60             
61             sts.unscheduleJob(new TriggerKey(cronTriggerName, StdScheduler.DEFAULT_GROUP));  
62             
63             sts.deleteJob(new JobKey(jobDetailName, StdScheduler.DEFAULT_GROUP)); 
64             
65             ct.setCronExpression(strcron);
66             
67             sts.scheduleJob(jd,ct);  
68             
69             logger.info("QuartzHandler : Update CronExpression is " + cron);
70         } catch (SchedulerException e) {
71             e.printStackTrace();
72         } catch (ParseException e) {
73             e.printStackTrace();
74         }  
75     }
76     
77 }
QuartzHandler

  监听器 里面的CronExpressionUtil这个是拼接cron表达式的,自己写吧,不贴出来了

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 1 package cn.goldencis.tsa.system.utils;
 2 
 3 import javax.annotation.Resource;
 4 
 5 import org.quartz.CronTrigger;
 6 import org.quartz.impl.StdScheduler;
 7 import org.springframework.beans.factory.annotation.Autowired;
 8 import org.springframework.context.ApplicationListener;
 9 import org.springframework.context.event.ContextRefreshedEvent;
10 import org.springframework.stereotype.Component;
11 import org.springframework.web.context.ContextLoader;
12 
13 import cn.goldencis.tsa.common.utils.CronExpressionUtil;
14 import cn.goldencis.tsa.common.utils.QuartzHandler;
15 import cn.goldencis.tsa.system.dao.AutoBackupMapper;
16 import cn.goldencis.tsa.system.entity.DBBackupMsg;
17 import cn.goldencis.tsa.system.entity.QuartzBean;
18 
19 /**
20  * 监听器,负责spring启动后查询数据库,根据数据库信息设定corn
21  * @author mll
22  * 2017年4月15日20:35:20
23  */
24 
25 @Component
26 public class DBBackupListener implements ApplicationListener<ContextRefreshedEvent> {
27     
28     final String IS_AUTO_FLAG = "1";
29     
30     private static DBBackupListener dBBackupListener=new DBBackupListener();
31     
32     @Autowired
33     private AutoBackupMapper autoBackupMapper;
34     
35     @Resource(name="cronTrigger")  
36     private CronTrigger cronTrigger;   
37     
38     @Resource(name = "quartzfactory")  
39     private StdScheduler sts;  
40     
41     @Resource(name = "quartzBean")  
42     private QuartzBean quartzBean;
43     
44     private DBBackupListener() {
45         // TODO Auto-generated constructor stub
46     }
47     
48     public static DBBackupListener getInstance(){
49         return dBBackupListener;
50     }
51     
52     @Override
53     public void onApplicationEvent(ContextRefreshedEvent event) {
54         if(event.getApplicationContext().getParent()==null){
55             this.updateCornEx(null);
56         }
57     }
58     
59     
60     public void updateCornEx(DBBackupMsg db) {
61         DBBackupMsg mdb=db;
62         if(mdb==null){
63             mdb = autoBackupMapper.selectAutoBackInfo();
64         }else{
65             cronTrigger = (CronTrigger)ContextLoader.getCurrentWebApplicationContext().getBean("cronTrigger");
66             sts = (StdScheduler)ContextLoader.getCurrentWebApplicationContext().getBean("quartzfactory");
67             quartzBean = (QuartzBean)ContextLoader.getCurrentWebApplicationContext().getBean("quartzBean");
68         }
69         
70         String cronEx = null;
71         if(IS_AUTO_FLAG.equals(mdb.getDay()) && IS_AUTO_FLAG.equals(mdb.getWeek())){
72             cronEx = CronExpressionUtil.getCronExByDate(mdb.getDayParam(), mdb.getWeekParam());
73         }else if(IS_AUTO_FLAG.equals(mdb.getWeek())){
74             cronEx = CronExpressionUtil.getCronExByWeek( mdb.getWeekParam());
75         }else if(IS_AUTO_FLAG.equals(mdb.getDay())){
76             cronEx = CronExpressionUtil.getCronExByDay( mdb.getDayParam());
77         }
78         //cronEx="*/5 * * * * ?";
79         QuartzHandler.getInstance().updateCron(cronTrigger, sts, quartzBean.getCronTriggerStr(), quartzBean.getExampleJobStr(), cronEx);
80     }
81 }
DBBackupListener

  这个是删除计划,每隔一段时间删除备份的文件

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 1 package cn.goldencis.tsa.system.task;
 2 
 3 import java.util.ArrayList;
 4 import java.util.List;
 5 
 6 import org.springframework.beans.factory.annotation.Autowired;
 7 import org.springframework.scheduling.annotation.Scheduled;
 8 import org.springframework.stereotype.Component;
 9 import org.springframework.transaction.annotation.Transactional;
10 
11 import cn.goldencis.tsa.common.utils.BackupUtil;
12 import cn.goldencis.tsa.system.dao.DBBackupMsgMapper;
13 import cn.goldencis.tsa.system.entity.DBBackupMsg;
14 
15 /**
16  * delete backup task 
17  * @author mll
18  */
19 @Component
20 public class AutoDeleteBackupFileTask {
21 
22     @Autowired
23     private DBBackupMsgMapper dBBackupMsgMapper;
24     
25     /**
26      * everyday 0:30
27      */
28     @Scheduled(cron = "0 30 0 * * ?") 
29     @Transactional
30     public void autoDeleteBackup() {
31         List<DBBackupMsg> list=dBBackupMsgMapper.selectAutoDeleteInfo();                    //select there are 90 days for file info
32         if(list != null && list.size()>0){
33             StringBuilder sb=new StringBuilder();
34             List<String> listS=new ArrayList<String>();
35             for(DBBackupMsg temp : list){
36                 sb.append(temp.getBackupName()+ ",");
37                 listS.add(temp.getBackupName());
38             }
39             dBBackupMsgMapper.deleteByBackupName(listS);    
40             BackupUtil.getInstance().deleteBackup(sb.toString());
41         }
42     }
43 }
AutoDeleteBackupFileTask

  以上也就差不多了,不多解释了   还原还写了shell脚本,不过最后说让他们导出自己还原就没用,也没测试这个shell脚本(没测试没测试没测试) ,也粘出来吧,水平有限,将就看

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 1 #!bin/bash
 2 
 3 #
 4 PORTAL_DIR=$DEPLOY_DIR/tomcat
 5 IPADR=$1
 6 USERNAME=$2
 7 PASSWORD=$3
 8 DATABASE=$4
 9 FILEPATH=$5
10 BACKUPNAME=$6
11 MYSQL="mysql -h "$IPADR" -u "$USERNAME" -p"$PASSWORD
12 RESTORESQL=$MYSQL" "$DATABASE" <"$FILEPATH"/"$BACKUPNAME
13 DROPDATABASE="drop database "$DATABASE
14 
15 #
16 #cd $PORTAL_DIR/bin
17 #bash ./shutdown.sh
18 echo "closed server"
19 
20 #
21 #$($MYSQL -e  "$DROPDATABASE")
22 echo "$MYSQL -e ‘$DROPDATABASE‘"
23 
24 #
25 #$($RESTORESQL)
26 echo "$RESTORESQL"
27 
28 #
29 #$(reboot)
30 echo "reboot"
View Code

 

 

 

  

Linux java mysql 定时备份和手动备份 (二) quartz定时器