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./backup.mysql.struct.sh
Usage: ./backup.mysql.struct.sh {init|start|stop|status|restart}
Create backup user for your database.
CREATE USER ‘backup‘@‘localhost‘ IDENTIFIED BY ‘SaJePoM6BAPOmOFOd7Xo3e1A52vEPE‘; GRANT SELECT, LOCK TABLES ON *.* TO ‘backup‘@‘localhost‘; FLUSH PRIVILEGES; SHOW GRANTS FOR ‘backup‘@‘localhost‘;
Database connect infomation
BACKUP_HOST="localhost" BACKUP_USER="netkiller" BACKUP_PASS="chen" BACKUP_DBNAME="test aabbcc" BACKUP_DIR=~/backup
Initialize the working directory
$ ./backup.mysql.struct.sh init Initialized empty Git repository in /home/neo/backup/.git/
Start
$ ./backup.mysql.struct.sh start
Stop
$ ./backup.mysql.struct.sh stop
Status
$ ./backup.mysql.struct.sh status 19837 pts/0 S 0:00 /bin/bash ./backup.mysql.struct.sh start
Diff
$ cd ~/backup $ git diff HEAD^ test.sql diff --git a/localhost/test.sql b/localhost/test.sql index a749b5a..402d6d1 100644 --- a/localhost/test.sql +++ b/localhost/test.sql @@ -53,6 +53,7 @@ DROP TABLE IF EXISTS `test`; /*!40101 SET character_set_client = utf8 */; CREATE TABLE `test` ( `id` int(11) DEFAULT NULL, + `key` char(50) DEFAULT NULL, `val` char(10) DEFAULT NULL ) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1; /*!40101 SET character_set_client = @saved_cs_client */;
#!/bin/bash
###################################
# $Id$
# Author: [email protected]
# Home: http://netkiller.github.com
###################################
# SELECT `user`, `host`, `password` FROM `mysql`.`user`;
# CREATE USER ‘backup‘@‘localhost‘ IDENTIFIED BY ‘SaJePoM6BAPOmOFOd7Xo3e1A52vEPE‘;
# GRANT SELECT, LOCK TABLES ON *.* TO ‘backup‘@‘localhost‘;
# FLUSH PRIVILEGES;
# SHOW GRANTS FOR ‘backup‘@‘localhost‘;
###################################
BACKUP_HOST="localhost"
BACKUP_USER="backup"
BACKUP_PASS="chen"
BACKUP_DBNAME="test aabbcc"
BACKUP_DIR=~/backup
####################################
NAME=backup.mysql.struct
BASEDIR=‘/www‘
PROG=$BASEDIR/bin/$(basename $0)
LOGFILE=/var/tmp/$NAME.log
PIDFILE=/var/tmp/$NAME.pid
MYSQLDUMP="/usr/bin/mysqldump"
MYSQLDUMP_OPTS="-h $BACKUP_HOST -u$BACKUP_USER -p$BACKUP_PASS --skip-comments -d"
####################################
umask 0077
##############################################
#rotate=60
LOOP=30
##############################################
function backup(){
test ! -d "$BACKUP_DIR" && echo "Error: $BACKUP_DIR isn‘t a directory." && exit 0
cd $BACKUP_DIR
for dbname in $BACKUP_DBNAME
do
test ! -d "$BACKUP_DIR/$BACKUP_HOST" && mkdir -p "$BACKUP_DIR/$BACKUP_HOST"
$MYSQLDUMP $MYSQLDUMP_OPTS $dbname > $BACKUP_DIR/$BACKUP_HOST/$dbname.sql
done
TIMEPOINT=$(date -u +%Y-%m-%d.%H:%M:%S)
git add .
git commit --quiet -m "$TIMEPOINT" > /dev/null
}
function start(){
if [ -f "$PIDFILE" ]; then
echo $PIDFILE
exit 2
fi
test ! -w $BACKUP_DIR && echo "Error: $BACKUP_DIR is un-writeable." && exit 0
for (( ; ; ))
do
backup
sleep $LOOP
done &
echo $! > $PIDFILE
}
function stop(){
[ -f $PIDFILE ] && kill `cat $PIDFILE` && rm -rf $PIDFILE
}
function init(){
if [ ! -d $BACKUP_DIR ]; then
mkdir -p "$BACKUP_DIR"
cd $BACKUP_DIR
git init
fi
backup
}
case "$1" in
start)
start
;;
stop)
stop
;;
status)
ps ax | grep $(basename $0) | grep -v grep | grep -v status
;;
restart)
stop
start
;;
init)
init
;;
*)
echo $"Usage: $0 {init|start|stop|status|restart}"
exit 127
esac
exit $?
时间： 2024-11-04 08:30:41