Created
January 15, 2022 17:26
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Backup all MySQL databases
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#!/bin/bash | |
#---------------------------------------- | |
# OPTIONS | |
#---------------------------------------- | |
USER='root' # MySQL User | |
PASSWORD='password' # MySQL Password | |
DAYS_TO_KEEP=0 # 0 to keep forever | |
GZIP=1 # 1 = Compress | |
BACKUP_PATH='/backups/mysql' | |
#---------------------------------------- | |
# Create the backup folder | |
if [ ! -d $BACKUP_PATH ]; then | |
mkdir -p $BACKUP_PATH | |
fi | |
# Get list of database names | |
databases=`mysql -u $USER -p$PASSWORD -e "SHOW DATABASES;" | tr -d "|" | grep -v Database` | |
for db in $databases; do | |
if [ $db == 'information_schema' ] || [ $db == 'performance_schema' ] || [ $db == 'mysql' ] || [ $db == 'sys' ]; then | |
echo "Skipping database: $db" | |
continue | |
fi | |
date=$(date -I) | |
if [ "$GZIP" -eq 0 ] ; then | |
echo "Backing up database: $db without compression" | |
mysqldump -u $USER -p$PASSWORD --databases $db > $BACKUP_PATH/$date-$db.sql | |
else | |
echo "Backing up database: $db with compression" | |
mysqldump -u $USER -p$PASSWORD --databases $db | gzip -c > $BACKUP_PATH/$date-$db.gz | |
fi | |
done | |
# Delete old backups | |
if [ "$DAYS_TO_KEEP" -gt 0 ] ; then | |
echo "Deleting backups older than $DAYS_TO_KEEP days" | |
find $BACKUP_PATH/* -mtime +$DAYS_TO_KEEP -exec rm {} \; | |
fi |
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