Contents
1. Website data backup
Backup under /var/www/html
①Create backup script file
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# cd /var/www/system # vi backup_html.sh |
Contents of backup_html.sh
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#!/bin/bash TODAY=`/bin/date +%Y%m%d` DAY_AGO=`/bin/date --date '10day ago' +%Y%m%d` HTML_DIR="/var/www/html" BACKUP_DIR="/var/www/backup/html_bak" RUN_FLAG="/var/www/backup/html_bak/html_flag" /bin/mkdir -p ${BACKUP_DIR} /bin/touch ${RUN_FLAG} /bin/tar vfcz ${BACKUP_DIR}/html_back_${TODAY}.tar.gz ${HTML_DIR} /bin/chmod 644 ${BACKUP_DIR}/html_back_${TODAY}.tar.gz if [ -f ${BACKUP_DIR}/html_back_${DAY_AGO}.tar.gz ]; then /bin/rm -f ${BACKUP_DIR}/html_back_${DAY_AGO}.tar.gz fi /bin/rm -f ${RUN_FLAG} |
➁Set permissions
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# chmod 700 backup_html.sh |
➂Create save directory and Set permissions
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# mkdir -p /var/www/backup/html_bak # chmod 777 /var/www/backup/html_bak |
④scheduled execution
Add settings to cron for periodic backups
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# crontab -e 0 6 * * * /var/www/system/backup_html.sh > /dev/null 2>&1 |
2. MySQL database backup
①Create backup script file
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# cd /var/www/system # vi db_my_backup.sh |
db_my_backup.sh contents
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#!/bin/bash export LANG=ja_JP.eucJP export PATH="$PATH":/usr/local/mysql/bin export MYSQL_HOME=/usr/local/mysql export MYLIB=${MYSQL_HOME}/lib export MANPATH="${MANPATH}":${MYSQL_HOME}/man export LD_LIBRARY_PATH="${LD_LIBRARY_PATH}":"${MYLIB}" MYUSER="root" #MySQL connection username MYPASS="xxxxxxxxxxx" #MySQL Connect Password TIME_STRING=`/bin/date '+%Y%m%d'` DAY_AGO=`/bin/date --date '10day ago' +%Y%m%d` DB_BAK_DIR="/var/www/backup/db_bak" RUN_FLAG="${DB_BAK_DIR}/db_my_flag" MYSQL_BACKUP_FILE=${DB_BAK_DIR}/mysql_backup_"${TIME_STRING}".dump /bin/mkdir -p ${DB_BAK_DIR} /bin/touch ${RUN_FLAG} mysqldump -u${MYUSER} -p${MYPASS} --all-databases > ${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} |
➁Set permissions
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# chmod 700 db_my_backup.sh |
➂Create save directory and Set permissions
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# mkdir -p /var/www/backup/db_bak # chmod 777 /var/www/backup/db_bak |
④scheduled execution
Add settings to cron for periodic backups
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# crontab -e 0 7 * * * /var/www/system/db_my_backup.sh > /dev/null 2>&1 |
3. Restore backup files under html
① Store HTML backup files in "/ (root)" directory
Select a backup file for the specified date
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# cd /var/www/backup/html_bak # cp html_back_20240912.tar.gz / |
➁Expand file
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# cd / # tar zxvf html_back_20240912.tar.gz |
4. Restore Mysql backup file
①Save the database backup file to any directory and
（In the example, the directory is "/var/www/backup/db_bak".）Extracting data
Select a backup file for the specified date
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# cd /var/www/backup/db_bak # gzip -d mysql_backup_20240912.dump.gz |
➁Restore MySQL database
MySQL root password required
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# mysql -u root -p < mysql_backup_20240912.dump Enter password: |