#!/bin/bash
# 一些配置
DROPBOX_DIR=/$(date +%Y-%m-%d) # Dropbox 目录，根目录 / 是你已经创建的 app 目录
MONGO_USER="用户名"
MONGO_PASS="密码"
MONGO_DB="数据库名"
LEANOTE_DATA_FILE_PATH=/root/leanote/leanote

# command prefix to minimize resource usage
#CMD_PREFIX="nice -n19 ionice -c3 nocache"
CMD_PREFIX="" #"ionice -c3 nocache"

#临时目录
TEMP_PATH=/root/leanote/autoBackup/temp/
DB_DUMP_TEMP_PATH=/root/leanote/autoBackup/temp/db
#可执行文件路径
MONGO_DUMP_EXE=/root/leanote/mongodb-3.6.2/mongodump
DROPBOX_UPLOADER=/root/leanote/autoBackup/dropbox_uploader.sh

# 定义备份文件名
DataBakName=DB_$(date +"%Y-%m-%d").tar.bz2
FileBakName=File_$(date +%Y-%m-%d).tar.bz2

# Dropbox 里 90 天以上的旧数据可以清除
Old_DROPBOX_DIR=/$(date -d -90day +%Y-%m-%d)

# 导出 Mongo 数据库，并压缩
echo -ne "Dump database..."
$CMD_PREFIX $MONGO_DUMP_EXE -d $MONGO_DB -u $MONGO_USER -p $MONGO_PASS --gzip -o $DB_DUMP_TEMP_PATH
$CMD_PREFIX tar -cjf $TEMP_PATH/$DataBakName $DB_DUMP_TEMP_PATH/$MONGO_DB
rm -rf $DB_DUMP_TEMP_PATH/*
echo -e "Done"

# 备份附件等文件
echo -ne "Backup Leanote files..."
$CMD_PREFIX tar -cjf $TEMP_PATH/$FileBakName $LEANOTE_DATA_FILE_PATH
echo -e "Done"


# 开始上传到 Dropbox
echo -e "Start uploading..."
$CMD_PREFIX $DROPBOX_UPLOADER upload $TEMP_PATH/$DataBakName $DROPBOX_DIR/$DataBakName
$CMD_PREFIX $DROPBOX_UPLOADER upload $TEMP_PATH/$FileBakName $DROPBOX_DIR/$WebBakName

# 清理 Dropbox 里 90 天前的旧数据
CurrentDate=$(date +%d)
if [ "$CurrentDate" -ne "15" ];
then
	echo -e "Deleting old data..."
	$CMD_PREFIX $DROPBOX_UPLOADER delete $Old_DROPBOX_DIR/
else
	echo -e "I won't deleted old data today!"
fi

#清理本地文件
$CMD_PREFIX rm -rf $TEMP_PATH/*

echo -e "All done."