#!/bin/bash
# Many ways of backuping MySQL/MariaDB databases.

# Dump with all databases in one file.
# mysqldump --defaults-extra-file=/etc/mysql/debian.cnf \
# --opt --all-databases --force --events | gzip --best > /home/backup/mysql.bak.gz

# Dump des BDD en .sql.gz
# mkdir -p /home/mysqldump/
# for i in $(mysql -e 'show databases' -s --skip-column-names | egrep -v "^(Database|information_schema|performance_schema)"); do
#         mysqldump --force --events $i | gzip --best > /home/mysqldump/${i}.sql.gz
# done

# for i in $(echo SHOW DATABASES | mysql | egrep -v "^(Database|information_schema|performance_schema)" ); \
# do mkdir -p /home/mysqldump/$i ; chown -R mysql /home/mysqldump ; \
# mysqldump --defaults-extra-file=/etc/mysql/debian.cnf --force -Q --opt --events --skip-comments -T \
# /home/mysqldump/$i $i; done

# Dump par base
# mkdir -p -m 700 /home/mysqldump/BASE
# chown -R mysql /home/mysqldump/
# mysqldump --defaults-extra-file=/etc/mysql/debian.cnf --force -Q \
# --opt --events --skip-comments -T /home/mysqldump/BASE BASE

# mkdir -p /home/mysqlhotcopy/
# mysqlhotcopy BASE /home/mysqlhotcopy/

# Dump instanceS MySQL
#
## Recherche du mot de passe mysqladmin
#mysqladminpasswd=`cat /root/.my.cnf |grep -m1 'password = .*' |cut -d" " -f3`
#
## Determination des instances MySQL disponibles sur le serveur (hors 3306)
#grep -E "^port\s*=\s*\d*" /etc/mysql/my.cnf |while read instance; do
#  instance=$(echo $instance |tr -d '\t')
#  instance=${instance// /}
#  instance=${instance//port=/}
#  if [ "$instance" != "3306" ]
#  then
#    mysqldump -P $instance --opt --all-databases -u mysqladmin -p$mysqladminpasswd > /home/backup/mysql.$instance.bak
#  fi
#done

exit 0