Oops, missed the actual file.

Added mysql_secure_installation

scripts/mysql_secure_installation.sh

+#!/bin/sh
+
+# Copyright (C) 2002 MySQL AB and Jeremy Cole
+# 
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+config=".my.cnf.$$"
+command=".mysql.$$"
+
+trap "interrupt" 2
+
+rootpass=""
+
+prepare() {
+    touch $config $command
+    chmod 600 $config $command
+}
+
+do_query() {
+    echo $1 >$command
+    mysql --defaults-file=$config <$command
+    return $?
+}
+
+make_config() {
+    echo "# mysql_secure_installation config file" >$config
+    echo "[mysql]" >>$config
+    echo "user=root" >>$config
+    echo "password=$rootpass" >>$config
+}
+
+get_root_password() {
+    status=1
+    while [ $status -eq 1 ]; do
+	stty -echo
+	echo -n "Enter current password for root (enter for none): "
+	read password
+	echo
+	stty echo
+	if [ "x$password" = "x" ]; then
+	    hadpass=0
+	else
+	    hadpass=1
+	fi
+	rootpass=$password
+	make_config
+	do_query ""
+	status=$?
+    done
+    echo "OK, successfully used password, moving on..."
+    echo
+}
+
+set_root_password() {
+    stty -echo
+    echo -n "New password: "
+    read password1
+    echo
+    echo -n "Re-enter new password: "
+    read password2
+    echo
+    stty echo
+
+    if [ "$password1" != "$password2" ]; then
+	echo "Sorry, passwords do not match."
+	echo
+	return 1
+    fi
+
+    if [ "$password1" = "" ]; then
+	echo "Sorry, you can't use an empty password here."
+	echo
+	return 1
+    fi
+
+    do_query "SET PASSWORD FOR root=PASSWORD('$password1');"
+    if [ $? -eq 0 ]; then
+	echo "Password updated successfully!"
+	echo
+	rootpass=$password1
+	make_config
+    else
+	echo "Password update failed!"
+	exit 1
+    fi
+
+    return 0
+}
+
+remove_anonymous_users() {
+    do_query "DELETE FROM mysql.user WHERE User='';"
+    if [ $? -eq 0 ]; then
+	echo " ... Success!"
+    else
+	echo " ... Failed!"
+	exit 1
+    fi
+
+    return 0
+}
+
+remove_remote_root() {
+    do_query "DELETE FROM mysql.user WHERE User='root' AND Host!='localhost';"
+    if [ $? -eq 0 ]; then
+	echo " ... Success!"
+    else
+	echo " ... Failed!"
+    fi
+}
+
+remove_test_database() {
+    echo " - Dropping test database..."
+    do_query "DROP DATABASE test;"
+    if [ $? -eq 0 ]; then
+	echo " ... Success!"
+    else
+	echo " ... Failed!  Not critical, keep moving..."
+    fi
+
+    echo " - Removing privileges on test database..."
+    do_query "DELETE FROM mysql.db WHERE Db='test' OR Db='test\\_%'"
+    if [ $? -eq 0 ]; then
+	echo " ... Success!"
+    else
+	echo " ... Failed!  Not critical, keep moving..."
+    fi
+
+    return 0
+}
+
+reload_privilege_tables() {
+    do_query "FLUSH PRIVILEGES;"
+    if [ $? -eq 0 ]; then
+	echo " ... Success!"
+    else
+	echo " ... Failed!"
+    fi
+
+    return 0
+}
+
+interrupt() {
+    echo
+    echo "Aborting!"
+    echo
+    cleanup
+    stty echo
+    exit 1
+}
+
+cleanup() {
+    echo "Cleaning up..."
+    rm -f $config $command
+}
+
+
+# The actual script starts here
+
+prepare
+
+echo
+echo
+echo
+echo
+echo "NOTE: RUNNING ALL PARTS OF THIS SCRIPT IS RECOMMENDED FOR ALL MySQL"
+echo "      SERVERS IN PRODUCTION USE!  PLEASE READ EACH STEP CAREFULLY!"
+echo
+echo
+
+echo "In order to log into MySQL to secure it, we'll need the current"
+echo "password for the root user.  If you've just installed MySQL, and"
+echo "you haven't set the root password yet, the password will be blank,"
+echo "so you should just press enter here."
+echo
+
+get_root_password
+
+
+#
+# Set the root password
+#
+
+echo "Setting the root password ensures that nobody can log into the MySQL"
+echo "root user without the proper authorisation."
+echo
+
+if [ $hadpass -eq 0 ]; then
+    echo -n "Set root password? [Y/n] "
+else
+    echo "You already have a root password set, so you can safely answer 'n'."
+    echo
+    echo -n "Change the root password? [Y/n] "
+fi
+
+read reply
+if [ "$reply" = "n" ]; then
+    echo " ... skipping."
+else
+    status=1
+    while [ $status -eq 1 ]; do
+	set_root_password
+	status=$?
+    done
+fi
+echo
+
+
+#
+# Remove anonymous users
+#
+
+echo "By default, a MySQL installation has an anonymous user, allowing anyone"
+echo "to log into MySQL without having to have a user account created for"
+echo "them.  This is intended only for testing, and to make the installation"
+echo "go a bit smoother.  You should remove them before moving into a"
+echo "production environment."
+echo
+
+echo -n "Remove anonymous users? [Y/n] "
+
+read reply
+if [ "$reply" = "n" ]; then
+    echo " ... skipping."
+else
+    remove_anonymous_users
+fi
+echo
+
+
+#
+# Disallow remote root login
+#
+
+echo "Normally, root should only be allowed to connect from 'localhost'.  This"
+echo "ensures that someone cannot guess at the root password from the network."
+echo
+
+echo -n "Disallow root login remotely? [Y/n] "
+read reply
+if [ "$reply" = "n" ]; then
+    echo " ... skipping."
+else
+    remove_remote_root
+fi
+echo
+
+
+#
+# Remove test database
+#
+
+echo "By default, MySQL comes with a database named 'test' that anyone can"
+echo "access.  This is also intended only for testing, and should be removed"
+echo "before moving into a production environment."
+echo
+
+echo -n "Remove test database and access to it? [Y/n] "
+read reply
+if [ "$reply" = "n" ]; then
+    echo " ... skipping."
+else
+    remove_test_database
+fi
+echo
+
+
+#
+# Reload privilege tables
+#
+
+echo "Reloading the privilege tables will ensure that all changes made so far"
+echo "will take effect immediately."
+echo
+
+echo -n "Reload privilege tables now? [Y/n] "
+read reply
+if [ "$reply" = "n" ]; then
+    echo " ... skipping."
+else
+    reload_privilege_tables
+fi
+echo
+
+cleanup
+
+echo
+echo
+echo
+echo "All done!  If you've completed all of the above steps, your MySQL"
+echo "installation should now be secure."
+echo
+echo "Thanks for using MySQL!"
+echo
+echo
+
+