Created
March 8, 2017 13:04
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Database Backup Shell-Script
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#!/bin/bash | |
# Nico Renken | |
# 2017 | |
# Datenbanken | |
declare -a hosts=("127.0.0.2" "127.0.0.3" ) | |
declare -a dbs=("db_12345" "db_54321" ) | |
declare -a users=("u_12345" "u_54321" ) | |
declare -a pass=("secure" "moresecure" ) | |
# Verzeichnis zum Sichern | |
Backupdir="/home/users/alfed/dbBackups" | |
# Taegliche Sicherungen nach X Tagen loeschen | |
DeleteOlderThanDays=10 | |
# Wochentliche Sicherungen nach X Tagen loeschen | |
WeeklyDeleteOlderThanDays=60 | |
# Monatliche Sicherungen nach X Tagen loeschen | |
MonthlyDeleteOlderThanDays=365 | |
DeleteMask=db*.sql.gz | |
################################################################## | |
current_month_day=`date +"%d"` | |
current_week_day=`date +"%u"` | |
################################################################## | |
############################ Sichern ############################# | |
################################################################## | |
typeset -i i=0 max=${#hosts[*]} | |
while (( i < max )) | |
do | |
echo "Sicherung: ${hosts[$i]} DB: ${dbs[$i]}" | |
FILE=${Backupdir}/${dbs[$i]}.`date +"%Y%m%d"`.sql | |
## Falls vorhanden, dateileichen l�schen | |
rm ${FILE} 2> /dev/null | |
rm ${FILE}.gz 2> /dev/null | |
/usr/bin/mysqldump ${dbs[$i]} --routines --quick --host=${hosts[$i]} --user=${users[$i]} --password=${pass[$i]} > ${FILE} | |
gzip ${FILE} | |
echo "${dbs[$i]} gesichert" | |
i=i+1 | |
# monatliches Backup immer am 1. | |
if [ "${current_month_day}" -eq 1 ] ; then | |
cp ${FILE}.gz ${Backupdir}/monthly | |
fi | |
# Sonntags das Weekly Backup | |
if [ "${current_week_day}" -eq 7 ] ; then | |
cp ${FILE}.gz ${Backupdir}/weekly | |
fi | |
done | |
################################################################## | |
#################### Alte Sicherungen loeschen ################### | |
################################################################## | |
find ${Backupdir} -maxdepth 1 -mtime +${DeleteOlderThanDays} -iname ${DeleteMask} -delete | |
find ${Backupdir}/weekly -maxdepth 1 -mtime +${WeeklyDeleteOlderThanDays} -iname ${DeleteMask} -delete | |
find ${Backupdir}/monthly -maxdepth 1 -mtime +${MonthlyDeleteOlderThanDays} -iname ${DeleteMask} -delete |
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