Files
tiesheng-springboot/springboot-database/src/main/java/com/tiesheng/database/config/DbBackupConfig.java
2023-05-18 17:10:44 +08:00

108 lines
3.1 KiB
Java

package com.tiesheng.database.config;
import cn.hutool.core.date.DateUtil;
import cn.hutool.core.io.FileUtil;
import cn.hutool.core.util.RuntimeUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.extra.spring.SpringUtil;
import cn.hutool.log.LogFactory;
import com.tiesheng.database.utls.TieshengDbUtil;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.scheduling.annotation.SchedulingConfigurer;
import org.springframework.scheduling.config.ScheduledTaskRegistrar;
import java.util.Date;
import java.util.List;
/**
* @author hao
*/
@Configuration
@ConfigurationProperties(prefix = "tiesheng.db.backup")
@EnableScheduling
public class DbBackupConfig implements SchedulingConfigurer {
/**
* 数据库备份的路径
*/
private String path = "/root/backup/";
/**
* 备份文件的时间格式
*/
private String format = "yyyyMMdd";
/**
* 过期天数
*/
private Integer days = 7;
@Override
public void configureTasks(ScheduledTaskRegistrar taskRegistrar) {
taskRegistrar.addCronTask(this::dbBackup, "0 0 1 * * ?");
}
/**
* 数据库备份
*/
public void dbBackup() {
if (!FileUtil.exist(path)) {
return;
}
String url = SpringUtil.getProperty("spring.datasource.url");
String username = SpringUtil.getProperty("spring.datasource.username");
String password = SpringUtil.getProperty("spring.datasource.password");
String dbName = TieshengDbUtil.getTableSchema(url);
String backupDir = StrUtil.format("{}{}", getPath(), dbName);
try {
String saveFile = StrUtil.format("{}/{}.sql", backupDir, DateUtil.format(new Date(), format));
FileUtil.mkParentDirs(saveFile);
String cmd = StrUtil.format("mysqldump -u {} --password={} --databases {} " +
"--compress --skip-opt --result-file {} ", username, password, dbName, saveFile);
RuntimeUtil.execForStr(cmd);
RuntimeUtil.execForStr(StrUtil.format("gzip -9f {}", saveFile));
// 删除过期备份
List<String> forStr = RuntimeUtil.execForLines("find " + backupDir + " -name *.sql.gz -mtime +" + days);
forStr.forEach(FileUtil::del);
} catch (Exception e) {
LogFactory.get().info(e);
}
}
///////////////////////////////////////////////////////////////////////////
// setter\getter
///////////////////////////////////////////////////////////////////////////
public String getPath() {
return path;
}
public void setPath(String path) {
this.path = path;
}
public String getFormat() {
return format;
}
public void setFormat(String format) {
this.format = format;
}
public Integer getDays() {
return days;
}
public void setDays(Integer days) {
this.days = days;
}
}