package com.backup;
|
|
import java.io.File;
|
import java.util.ArrayList;
|
import java.util.Arrays;
|
import java.util.Comparator;
|
import java.util.Date;
|
import java.util.List;
|
import java.util.regex.Matcher;
|
import java.util.regex.Pattern;
|
|
import com.base.Com;
|
import com.sql.MysqlConnPool;
|
|
import main.main_FBS9100S_DataBaseBackUp;
|
|
public class DataBaseBackUpThread extends Thread{
|
public static final int REGULAR_BACKUP_MAXCOUNT = 3; //¶¨Ê±±¸·Ý±ÊÊý
|
public static final int INSTANT_BACKUP_MAXCOUNT = 10; //˲¼ä±¸·Ý±ÊÊý
|
public static final String REGULAR_BACKUP_PATHNAME = "REGULAR_BACKUP"; //¶¨ÆÚ±¸·ÝÎļþ¼ÐÃû³Æ
|
public static final String INSTANT_BACKUP_PATHNAME = "INSTANT_BACKUP"; //˲¼ä±¸·ÝÎļþ¼ÐÃû³Æ
|
|
private List<DatabaseTable> list = new ArrayList<DatabaseTable>();
|
private MysqlConnPool pool;
|
private String savePath = System.getProperty("user.dir")+ File.separator+"mysql_backup"; //±¸·ÝÊý¾Ý¿âµÄ¸ùĿ¼
|
private MyRunTime runtime = null;
|
|
public DataBaseBackUpThread(MysqlConnPool conn_pool){
|
this.pool = conn_pool;
|
this.runtime = new MyRunTime(this.pool);
|
|
DataBaseBackUpThread_SQL.createBackupTable(pool); //³õʼ»¯Êý¾Ý¿â±í
|
|
this.list = DataBaseBackUpThread_SQL.searchAllDataBaseAndTable(pool); //²éѯÊý¾Ý¿âÖеÄËùÓбí(³ýÈ¥mysqlÖÐ×Ô´øµÄÊý¾Ý¿â)
|
|
DataBaseBackUpThread_SQL.inseartBackupTable(pool,list); //²åÈëËùÓеÄÊý¾Ý¿â±í½á¹¹µ½Êý¾Ý¿âÖÐ
|
|
//DataBaseBackUpThread_SQL.DataBaseBackUp_StartTime(pool,main_FBS9100S_DataBaseBackUp.m_VersionNum); //¼Ç¼µ±Ç°Ï̵߳İ汾ºÅºÍµ±Ç°Ï̵߳ÄÆô¶¯Ê±¼ä
|
|
}
|
|
|
|
|
@Override
|
public void run() {
|
System.out.println(this.getName() + " - DataBaseBackUpThread start at "+Com.getDateTimeFormat(new Date(), Com.DTF_YMDhms));
|
Date lastRecodTime = new Date(2000,1,1);
|
Date normTime = null;
|
Date nowTime = null;
|
while(true){
|
try {
|
nowTime = new Date();
|
normTime = createNomalDate(nowTime);
|
//System.out.println();
|
|
//12µã59·Ö¿ªÊ¼±¸·ÝËùÓеÄÊý¾Ý¿â
|
if(countTimeLong(nowTime, normTime)<30 && countTimeLong(lastRecodTime, nowTime) >= 7*24*60*60) {
|
System.out.println("¿ªÊ¼±¸·ÝËùÓеÄÊý¾Ý¿â"+Com.getDateTimeFormat(new Date(), Com.DTF_YMDhms));
|
this.list = DataBaseBackUpThread_SQL.searchAllDataBaseAndTable(pool);
|
String path = savePath+File.separator+REGULAR_BACKUP_PATHNAME;
|
deleteFileRoot(path,REGULAR_BACKUP_MAXCOUNT); //ɾ³ý³¬¹ý¼Ç¼±ÊÊýµÄ±¸·Ý¼Ç¼(×î¶àÈý±Ê)
|
path += File.separator+Com.getDateTimeFormat(nowTime, Com.DTF_YMD_h_m_s);
|
for(int i=0;i<this.list.size();i++) {
|
DatabaseTable table = list.get(i);
|
if(DataBaseBackUpThread_SQL.isSpecialChar(table.getDatabase_name()) || DataBaseBackUpThread_SQL.isSpecialChar(table.getTable_name())) {
|
continue; //Ìø¹ýº¬ÓÐÌØÊâ×Ö·ûµÄÊý¾Ý¿âÃûºÍ±íÃû
|
}
|
String rootPath = path+File.separator+list.get(i).getDatabase_name();
|
craeteFileRoot(rootPath);
|
runtime.exec(list.get(i).getDatabase_name(), list.get(i).getTable_name(),rootPath); //±¸·ÝÖ¸¶¨µÄÊý¾Ý¿â
|
}
|
lastRecodTime = nowTime;
|
DataBaseBackUpThread_SQL.inseartBackupTable(pool,list);
|
|
HzipSocket SocketClient = new HzipSocket();
|
SocketClient.init(path); //·¢ËÍÊý¾Ý¿â±¸·ÝÎļþµ½Ô¶³Ì·þÎñÆ÷
|
System.out.println("Ô¶³Ì±¸·ÝÊý¾Ý¿âÍê³É" + Com.getDateTimeFormat(new Date(), Com.DTF_YMDhms));
|
}
|
|
//²éѯËùÓÐÐèÒª±¸·ÝÖ¸¶¨Êý¾Ý¿âµÄ¼Ç¼
|
list = DataBaseBackUpThread_SQL.searAllTableState(pool); //²éѯµ±Ç°ÐèÒª±¸·ÝµÄ±íµÄ¼Ç¼
|
if(list.size() > 0){
|
String root = savePath+File.separator+INSTANT_BACKUP_PATHNAME;
|
String path = root + File.separator+Com.getDateTimeFormat(nowTime, Com.DTF_YMD_h_m_s);
|
int count = 0;
|
for(int i = 0 ; i < list.size() ; i++){
|
DatabaseTable table = list.get(i);
|
if(DataBaseBackUpThread_SQL.isSpecialChar(table.getDatabase_name()) || DataBaseBackUpThread_SQL.isSpecialChar(table.getTable_name())) {
|
continue;
|
}
|
deleteFileRoot(root, INSTANT_BACKUP_MAXCOUNT); //ɾ³ý³¬¹ý±¸·Ý±ÊÊýµÄ±¸·ÝÊý¾Ý
|
count ++;
|
String rootPath = path+File.separator+table.getDatabase_name();
|
craeteFileRoot(rootPath); //´´½¨Ö¸¶¨µÄÎļþ¼Ð
|
// System.out.println(rootPath);
|
//Ö´Ðб¸·Ý
|
boolean flag = runtime.exec(table.getDatabase_name(), table.getTable_name(),rootPath);
|
// System.out.println("dbname:"+table.getDatabase_name()+"\t tname"+table.getTable_name()+"\ten="+flag);
|
if(flag){
|
//±¸·ÝÍê³ÉÖ®ºóÐ޸ļǼµÄ״̬
|
table.setBack_en(DatabaseTable.MYSQL_BACKUP_OVER); //±¸·ÝÍê³É
|
DataBaseBackUpThread_SQL.UpdateDataBaseState(pool, table);
|
}
|
}
|
if( count > 0) {
|
System.out.println("¿ªÊ¼±¸·Ý"+count+"¸ö±í at "+Com.getDateTimeFormat(nowTime, Com.DTF_YMD_h_m_s));
|
}
|
}
|
sleep(500);
|
} catch (Exception e) {
|
e.printStackTrace();
|
}
|
}
|
}
|
|
/**
|
* ¹¹Ôì½ñÌìµÄ23:59:30
|
* @return
|
*/
|
public static Date createNomalDate(Date time) {
|
String time_str = Com.getDateTimeFormat(time, Com.DTF_YMD) + " 23:59:30";
|
//System.out.println(time_str);
|
return Com.getDateTimeFromStr(time_str, Com.DTF_YMDhms);
|
}
|
|
/**
|
* ¼ÆËãÁ½¸öʱ¼äÖ®¼äµÄ¼ä¸ôÃëÊý
|
* @param start
|
* @param end
|
* @return
|
*/
|
public long countTimeLong(Date start,Date end){
|
return (Math.abs(end.getTime()-start.getTime())/1000);
|
}
|
|
/**
|
* ´´½¨Ö¸¶¨µÄÎļþ¼Ð
|
*/
|
public static void craeteFileRoot(String filepath) {
|
File f = new File(filepath);
|
if(!f.exists()) {
|
f.mkdirs();
|
}
|
}
|
|
/**
|
* ±£Áôµ±Ç°Ä¿Â¼ÖеÄÖ¸¶¨ÊýÄ¿µÄÎļþ¼Ð (ɾ³ýµ±Ç°Îļþ¼ÐϵÄ×îÔç֮ǰµÄ±¸·ÝÊý¾Ý)
|
* @param filePath ÐèÒª±¸·ÝÊý¾ÝµÄÎļþ¼Ð
|
* @param filecount ±¸·ÝÊý¾ÝµÄ±ÊÊý
|
*/
|
public static void deleteFileRoot(String filePath,int filecount) {
|
File file = new File(filePath);
|
if(file.exists()) {
|
File[] files = file.listFiles();
|
Arrays.sort(files, new CompratorByLastModified());
|
if(files.length>=filecount && filecount>0) {
|
//System.out.println("Îļþ¼Ð¸öÊý£º"+files.length + "\t ×î´ó±ÊÊý£º"+filecount);
|
for(int i=(filecount-1);i<files.length;i++) {
|
deleteDir(files[i]);
|
}
|
}
|
}
|
}
|
|
|
|
|
public static void main(String[] args) {
|
deleteFileRoot("d:/aaaa",6);
|
}
|
|
//±È½ÏÁ½¸öÎļþ¼ÐϵÄÎļþ
|
static class CompratorByLastModified implements Comparator<File> {
|
public int compare(File f1, File f2) {
|
long diff = f1.lastModified() - f2.lastModified();
|
if (diff > 0) {
|
return -1;//µ¹ÐòÕýÐò¿ØÖÆ
|
}else if (diff == 0) {
|
return 0;
|
}else {
|
return 1;//µ¹ÐòÕýÐò¿ØÖÆ
|
}
|
}
|
}
|
|
/**
|
* µÝ¹éɾ³ýĿ¼ÏµÄËùÓÐÎļþ¼°×ÓĿ¼ÏÂËùÓÐÎļþ
|
* @param dir ½«ÒªÉ¾³ýµÄÎļþĿ¼
|
* @return boolean Returns "true" if all deletions were successful.
|
* If a deletion fails, the method stops attempting to
|
* delete and returns "false".
|
*/
|
private static boolean deleteDir(File dir) {
|
if (dir.isDirectory()) {
|
String[] children = dir.list();
|
//µÝ¹éɾ³ýĿ¼ÖеÄ×ÓĿ¼ÏÂ
|
for (int i=0; i<children.length; i++) {
|
boolean success = deleteDir(new File(dir, children[i]));
|
if (!success) {
|
return false;
|
}
|
}
|
}
|
// Ŀ¼´ËʱΪ¿Õ£¬¿ÉÒÔɾ³ý
|
return dir.delete();
|
}
|
}
|
