85 lines
2.2 KiB
Bash
Executable File
85 lines
2.2 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
# Copyright (c) 2016 MariaDB Corporation Ab
|
|
#
|
|
# Use of this software is governed by the Business Source License included
|
|
# in the LICENSE.TXT file and at www.mariadb.com/bsl11.
|
|
#
|
|
# Change Date: 2025-03-08
|
|
#
|
|
# On the date above, in accordance with the Business Source License, use
|
|
# of this software will be governed by version 2 or later of the General
|
|
# Public License.
|
|
|
|
function runQuery(){
|
|
mysql -s -s -h "$host" -P "$port" -u "$user" -p"$password" -e "$1"
|
|
if [ $? -ne 0 ]
|
|
then
|
|
echo "Failed to execute query: $1"
|
|
exit
|
|
fi
|
|
}
|
|
|
|
# Transform grants to from external hosts to MaxScale's host
|
|
function getGrants(){
|
|
result=$(runQuery "show grants for $1"|sed -e "s/@[^ ]*/@'$maxscalehost'/" -e "s/ *IDENTIFIED BY.*//" -e "s/$/;/")
|
|
echo "$result"
|
|
}
|
|
|
|
user=$(whoami)
|
|
host=$(hostname)
|
|
port=3306
|
|
include_root="and user <> 'root'"
|
|
|
|
if [ "$1" == "--help" ] || [ $# -eq 0 ]
|
|
then
|
|
echo "Transform grants from original host to this host"
|
|
echo ""
|
|
echo "This script queries the backend database for a list of grants and outputs "
|
|
echo "copies of them with the hostnames replaced with the current server's hostname."
|
|
echo "The value of the hostname is the same you would get by doing a 'SELECT USER()'"
|
|
echo "query from this server."
|
|
echo ""
|
|
echo "Usage: $0 -u USER -p PASSWORD -h HOST -P PORT [-r]"
|
|
echo "-u USER Username"
|
|
echo "-p PASSWORD Password"
|
|
echo "-h HOST Database address ($host)"
|
|
echo "-P PORT Database port ($port)"
|
|
echo "-r Include root user in the grants"
|
|
exit
|
|
fi
|
|
|
|
while getopts "u:p:h:P:r" var
|
|
do
|
|
case $var in
|
|
u)
|
|
user=$OPTARG
|
|
;;
|
|
|
|
p)
|
|
password=$OPTARG
|
|
;;
|
|
|
|
h)
|
|
host=$OPTARG
|
|
;;
|
|
|
|
P)
|
|
port=$OPTARG
|
|
;;
|
|
r)
|
|
include_root=""
|
|
;;
|
|
esac
|
|
done
|
|
|
|
# Get the MaxScale hostname from the backend server
|
|
maxscalehost=$(runQuery "select user()")
|
|
maxscalehost=${maxscalehost#*@}
|
|
|
|
# List all the users
|
|
runQuery "select concat(\"'\", user, \"'\", '@', \"'\", host, \"'\") from mysql.user where user <> '' and host <> '%' $include_root"|while read i
|
|
do
|
|
getGrants "$i"
|
|
done
|