Contents
1. System Backup
1.1 Backup under /var/www/html
① Create backup_all.sh script under /opt/script
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# vi /opt/script/backup_all.sh |
backup_all.sh script contents
10-day data storage
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#!/bin/bash #=========================================================== # : :initialization #=========================================================== #date processing TODAY=`/bin/date +%Y%m%d` DAY_AGO=`/bin/date --date '10day ago' +%Y%m%d` #backup source HTML_DIR="/var/www/html" #output file BACKUP_DIR="/var/www/backup/www_bak" #Backup File Output Destination RUN_FLAG="/var/www/backup/www_bak/www_flag" #=========================================================== # : backup operation #=========================================================== /bin/mkdir -p ${BACKUP_DIR} /bin/touch ${RUN_FLAG} /bin/tar vfcz ${BACKUP_DIR}/www_back_${TODAY}.tar.gz ${HTML_DIR} /bin/chmod 644 ${BACKUP_DIR}/www_back_${TODAY}.tar.gz if [ -f ${BACKUP_DIR}/www_back_${DAY_AGO}.tar.gz ]; then /bin/rm -f ${BACKUP_DIR}/www_back_${DAY_AGO}.tar.gz fi /bin/rm -f ${RUN_FLAG} |
➁Grant execute permissions to scripts
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# chmod 777 /opt/script/backup_all.sh |
➂Create a directory to store backup files
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# mkdir -p /var/www/backup/www_bak # chmod 777 /var/www/backup/www_bak |
④Add settings to cron for periodic backups
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# crontab -e 0 6 * * * /opt/script/backup_all.sh > /dev/null 2>&1 |
1.2 MariaDB database backup
①Create db_backup.sh script under /opt/script
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# vi /opt/script/db_backup.sh |
db_backup.sh script contents
Data storage for 10 days
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#!/bin/bash #=========================================================== # : initialization of the environment #=========================================================== export LANG=ja_JP.eucJP export PATH="$PATH":/usr/bin export MYSQL_HOME=/etc/mysql export MYLIB=/usr/lib/mysql export MANPATH=":wq/usr/share/man" export LD_LIBRARY_PATH="${LD_LIBRARY_PATH}":"MYLIB" #MariaDB Connection Settings MYUSER="root" #MariaDBb connection user name MYPASS="********" #MariaDB connection password #Date processing related TIME_STRING=`/bin/date '+%Y%m%d'` DAY_AGO=`/bin/date --date '10day ago' +%Y%m%d` #Output File Related DB_BAK_DIR="/var/www/backup/db_bak" #Backup File Output Destination RUN_FLAG="${DB_BAK_DIR}/db_my_flag" MYSQL_BACKUP_FILE=${DB_BAK_DIR}/mariadb_backup_"${TIME_STRING}".dump /bin/mkdir -p ${DB_BAK_DIR} /bin/touch ${RUN_FLAG} mysqldump -u${MYUSER} -p${MYPASS} --all-databases --events > ${MYSQL_BACKUP_FILE} /bin/gzip ${MYSQL_BACKUP_FILE} if [ -f ${DB_BAK_DIR}/${MT_DB}"${DAY_AGO}".dump.gz ]; then /bin/rm -f ${DB_BAK_DIR}/${MT_DB}"${DAY_AGO}".dump.gz fi if [ -f ${DB_BAK_DIR}/${XOOPS_DB}"${DAY_AGO}".dump.gz ]; then /bin/rm -f ${DB_BAK_DIR}/${XOOPS_DB}"${DAY_AGO}".dump.gz fi if [ -f ${DB_BAK_DIR}/${GEEKLOG_DB}"${DAY_AGO}".dump.gz ]; then /bin/rm -f ${DB_BAK_DIR}/${GEEKLOG_DB}"${DAY_AGO}".dump.gz fi /bin/rm -f ${RUN_FLAG} |
➁Grant execute permissions to scripts
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# chmod 777 /opt/script/db_backup.sh |
➂Create a directory to store backup files
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# mkdir -p /var/www/backup/db_bak # chmod 777 /var/www/backup/db_bak |
③Add settings to cron for periodic backups
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# crontab -e 0 7 * * * /opt/script/db_backup.sh > /dev/null 2>&1 |
2. System Restore
2.1 Restore backup files under HTML
① Store HTML backup files used for backup in the "/ (root)" directory
Select the backup file with the latest timestamp (e.g. www_back_20241124.tar.gz)
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# cd /var/www/backup/www_bak # cp www_back_20241124.tar.gz / # cd / # tar zxvf www_back_20241124.tar.gz |
2.2 Restore MariaDB database
①Save DB backup file to any directory and extract data
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# cd /var/www/backup/db_bak # gzip -d mariadb_backup_20241124.dump.gz |
②Restore MariaDB
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# mysql -u root -p < mariadb_backup_20241124.dump Enter password: ←Enter root password for MariaDB (not shown) |