oneinstack/tools/db_bk.sh

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2024-07-15 13:21:08 +08:00
#!/bin/bash
# Author: yeho <lj2007331 AT gmail.com>
# BLOG: https://linuxeye.com
#
# Notes: OneinStack for CentOS/RedHat 7+ Debian 9+ and Ubuntu 16+
#
# Project home page:
# https://oneinstack.com
# https://github.com/oneinstack/oneinstack
. ../options.conf
. ../include/check_dir.sh
DBname=$1
LogFile=${backup_dir}/db.log
DumpFile=${backup_dir}/DB_${DBname}_$(date +%Y%m%d_%H%M%S).sql
NewFile=${backup_dir}/DB_${DBname}_$(date +%Y%m%d_%H%M%S).tgz
OldFile=${backup_dir}/DB_${DBname}_$(date +%Y%m%d --date="${expired_days} days ago")*.tgz
[ ! -e "${backup_dir}" ] && mkdir -p ${backup_dir}
DB_tmp=`${db_install_dir}/bin/mysql -uroot -p${dbrootpwd} -e "show databases\G" | grep ${DBname}`
[ -z "${DB_tmp}" ] && { echo "[${DBname}] not exist" >> ${LogFile} ; exit 1 ; }
if [ -n "`ls ${OldFile} 2>/dev/null`" ]; then
rm -f ${OldFile}
echo "[${OldFile}] Delete Old File Success" >> ${LogFile}
else
echo "[${OldFile}] Delete Old Backup File" >> ${LogFile}
fi
if [ -e "${NewFile}" ]; then
echo "[${NewFile}] The Backup File is exists, Can't Backup" >> ${LogFile}
else
${db_install_dir}/bin/mysqldump -uroot -p${dbrootpwd} --databases ${DBname} > ${DumpFile}
pushd ${backup_dir} > /dev/null
tar czf ${NewFile} ${DumpFile##*/} >> ${LogFile} 2>&1
echo "[${NewFile}] Backup success ">> ${LogFile}
rm -f ${DumpFile}
popd > /dev/null
fi