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Add mariadb-ha script

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Signed-off-by: Arif Ali <mail@arif-ali.co.uk>
This commit is contained in:
Arif Ali 2014-11-09 01:20:19 +00:00
parent f361df2eee
commit 938b0598e5
1 changed files with 58 additions and 0 deletions
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scripts/ha_configs/mariadb-ha-setup.sh Normal file
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#!/bin/bash
# Tested and confirmed on CentOS 7 x86_64
MYSQL_PWD="password"
systemctl start mariadb
systemctl enable mariadb
mysqladmin password "${MYSQL_PWD}"
mysqladmin -h $HOSTNAME password "${MYSQL_PWD}"
crudini --set /etc/my.cnf.d/galera.cnf mysqld wsrep_sst_auth root:password
mysql --password="${MYSQL_PWD}" -e "SET wsrep_on=OFF; GRANT ALL ON *.* TO wsrep_sst@'%' IDENTIFIED BY 'wspass'";
mysql --password="${MYSQL_PWD}" -e "SET wsrep_on=OFF; DELETE FROM mysql.user WHERE user='';"
crudini --set /etc/my.cnf.d/galera.cnf mysqld query_cache_size 0
crudini --set /etc/my.cnf.d/galera.cnf mysqld binlog_format ROW
crudini --set /etc/my.cnf.d/galera.cnf mysqld default_storage_engine innodb
crudini --set /etc/my.cnf.d/galera.cnf mysqld innodb_autoinc_lock_mode 2
crudini --set /etc/my.cnf.d/galera.cnf mysqld innodb_doublewrite 1
crudini --set /etc/my.cnf.d/galera.cnf mysqld wsrep_provider /usr/lib64/galera/libgalera_smm.so
if [ $HOSTNAME = "stack01" ] then
# stack01
crudini --set /etc/my.cnf.d/galera.cnf mysqld wsrep_cluster_address gcomm://
elif [ $HOSTNAME = "stack02" ] then
# stack02
# TODO: check once stack01 is finished
crudini --set /etc/my.cnf.d/galera.cnf mysqld wsrep_cluster_address gcomm://10.0.0.1,10.0.0.3
elif [ $HOSTNAME = "stack03" ] then
# stack03
# TODO: check once stack01 is finished
crudini --set /etc/my.cnf.d/galera.cnf mysqld wsrep_cluster_address gcomm://10.0.0.1,10.0.0.2
fi
# Set the firewall
# mysql
firewall-cmd --permanent --add-service=mysql --zone=public
# galera
firewall-cmd --permanent --add-port=4567/tcp --zone=public
# galera rsync
firewall-cmd --permanent --add-port=4444/tcp --zone=public
# restart the firewall
firewall-cmd --reload
systemctl restart mariadb
if [ $HOSTNAME = "stack01" ] then
# stack01
# TODO: need to make sure that at least one of stack01 and stack02 are finished
crudini --set /etc/my.cnf.d/galera.cnf mysqld wsrep_cluster_address gcomm://10.0.0.2,10.0.0.3
systemctl restart mariadb
fi