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MySQL backup shell script
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#!/bin/bash | |
# Shell script to backup MySQL database | |
# Set these variables | |
MyUSER="" # DB_USERNAME | |
MyPASS="" # DB_PASSWORD | |
MyHOST="" # DB_HOSTNAME | |
# Backup Dest directory | |
DEST="" # /home/username/backups/DB | |
#make dir | |
if [ -d $DEST ] | |
then | |
echo "Directory $DEST exist" | |
else | |
echo "Directory does not $DEST exist, making dir" | |
mkdir -pv $DEST || echo "problemer avslutter" | exit | |
fi | |
# Email for notifications | |
EMAIL="" | |
# How many days old files must be to be removed | |
HOURS=24 | |
#Convert hours to min | |
MIN=$(expr $HOURS \* 60) | |
# Linux bin paths | |
MYSQL="$(which mysql)" | |
MYSQLDUMP="$(which mysqldump)" | |
GZIP="$(which gzip)" | |
# Get date in dd-mm-yyyy format | |
NOW="$(date +"%d-%m-%Y_%s")" | |
# Create Backup sub-directories | |
MBD="$DEST/$NOW/mysql" | |
install -d $MBD | |
# DB skip list | |
SKIP="information_schema | |
another_one_db" | |
# Get all databases | |
DBS="$($MYSQL -h $MyHOST -u $MyUSER -p$MyPASS -Bse 'show databases')" | |
# Archive database dumps | |
for db in $DBS | |
do | |
skipdb=-1 | |
if [ "$SKIP" != "" ]; | |
then | |
for i in $SKIP | |
do | |
[ "$db" == "$i" ] && skipdb=1 || : | |
done | |
fi | |
if [ "$skipdb" == "-1" ] ; then | |
FILE="$MBD/$db.sql" | |
$MYSQLDUMP -h $MyHOST -u $MyUSER -p$MyPASS $db > $FILE | |
fi | |
done | |
# Archive the directory, send mail and cleanup | |
cd $DEST | |
tar -cf $NOW.tar $NOW | |
$GZIP -9 $NOW.tar | |
echo "MySQL backup is completed! Backup name is $NOW.tar.gz" | mail -s "MySQL backup" $EMAIL | |
rm -rf $NOW | |
# Remove old files | |
find $DEST -mmin +$MIN -exec rm -f {} \; |
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