mysql-backup/extended.sh

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1.7 KiB
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#!/bin/bash
##################################
#
# Installation
#
# 0. Place this script in /usr/local/sbin with 700 rights
# 1. Create a user in MySQL with SELECT, RELOAD and LOCK TABLES on all databases.
# 2. fill in the username and password of the mysql account below
# 3. create the directory /var/myexport
# 4. crontab this script to run 3 times a day
#
#################################
USER=<user>
#PASS=<pass>
COPIES=2
BASE=<path>
if [ ! -d $BASE ]
then
echo "Backup share not available, stopping"
exit 1
fi
if [ $# -gt 0 ]; then
DBLIST="$*"
else
#DBLIST=`mysql -u $USER --password=$PASS -s -e 'show databases'`
DBLIST=`mysql -u $USER -s -e 'show databases'`
fi
for N in $DBLIST;
do
case $N in
"Database")
echo "ignoring Database"
;;
"information_schema")
echo "ignoring Information_Schema"
;;
"performance_schema")
echo "ignoring Performance_schema"
;;
*)
echo "dumping $N"
i=$(($COPIES - 1))
while [ $i -ge 0 ];
do
[ -s $BASE/$N.sql.$i.gz ] && mv $BASE/$N.sql.$i.gz $BASE/$N.sql.$(($i+1)).gz
i=$(($i-1))
done
#mysqldump -u $USER --opt --password=$PASS $N | gzip >$BASE/$N.sql.0.gz
mysqldump -u $USER --opt $N | gzip >$BASE/$N.sql.0.gz
;;
esac
done