Tool Backup database tự động

[Bao Khanh]

Đây là tool backup tự động rất hay, Nó có chức năng chuyển database sang server dự phòng.
- Lưu code bên dưới thành file backup.sh
- Vào Cpanel setup cron

13 0 * * * /thu_muc_chua_file_sh/backup.sh >/dev/null 2>&1

#!/bin/sh
# System + MySQL backup script
# Full backup day - Sun (rest of the day do incremental backup)
# Copyright (c) 2005-2006 nixCraft <http://www.cyberciti.biz/fb/>
# This script is licensed under GNU GPL version 2.0 or above
# Automatically generated by FTP MySQL and Webserver System Backup script
# ---------------------------------------------------------------------

### System Setup ###
DIRS="/home/xxx/public_html/backup/" # thu muc chua file backup xong
BACKUP=/tmp/backup.$$
NOW=$(date +"%d-%m-%Y")
INCFILE="/root/tar-inc-backup.dat"
DAY=$(date +"%a")
FULLBACKUP="Sun" # Tngay backup full cho data

### MySQL Setup ###
MUSER="xxx"
MPASS="xxx"
MHOST="localhost"
MYSQL="$(which mysql)"
MYSQLDUMP="$(which mysqldump)"
GZIP="$(which gzip)"

### FTP server Setup ###
FTPD="/htdocs/backupdata/incremental"
FTPU="xxx"
FTPP="xxx"
FTPS="xxx"
NCFTP="$(which ncftpput)"

### Other stuff ###
EMAILID="mail@gmail.com"

### Start Backup for file system ###
[ ! -d $BACKUP ] && mkdir -p $BACKUP || :

### See if we want to make a full backup ###
if [ "$DAY" == "$FULLBACKUP" ]; then
FTPD="/thumucgocchuyendata/full" # thu muc luu data o server khac
FILE="fs-full-$NOW.tar.gz"
tar -zcvf $BACKUP/$FILE $DIRS
else
i=$(date +"%Hh%Mm%Ss")
FILE="fs-i-$NOW-$i.tar.gz"
tar -g $INCFILE -zcvf $BACKUP/$FILE $DIRS
fi

### Start MySQL Backup ###
# Get all databases name
DBS="$($MYSQL -u $MUSER -h $MHOST -p$MPASS -Bse 'show databases')"
for db in $DBS
do
FILE=$BACKUP/mysql-$db.$NOW-$(date +"%T").gz
$MYSQLDUMP -u $MUSER -h $MHOST -p$MPASS $db | $GZIP -9 > $FILE
done

### Dump backup using FTP ###
#Start FTP backup using ncftp
ncftp -u"$FTPU" -p"$FTPP" $FTPS<<EOF
mkdir $FTPD
mkdir $FTPD/$NOW
cd $FTPD/$NOW
lcd $BACKUP
mput *
quit
EOF

### Find out if ftp backup failed or not ###
if [ "$?" == "0" ]; then
rm -f $BACKUP/*
else
T=/tmp/backup.fail
echo "Date: $(date)">$T
echo "Hostname: $(hostname)" >>$T
echo "Backup failed" >>$T
mail -s "BACKUP FAILED" "$EMAILID" <$T
rm -f $T
fi