Koha/debian/scripts/koha-remove
Robin Sheat aba36d26d9 Bug 8162: allow packages to work on Ubuntu Precise
The newer version of MySQL in Ubuntu 12.04 installs a default
'localhost' user with no username. Due to the way that MySQL looks up
user details when you connect, if you connect from localhost and the
user was only created with a wildcard host (%), the anonymous localhost
user will be found instead. This means that your username is lost for
the connection, and you have no privileges.

This patch creates a second user with a hostname of 'localhost'. This
will not work if your database is on a remote server, but you probably
know what you are doing if that's the case. Patches to determine this
server's name relative to the MySQL server are welcome (or even ideas on
how to do it.)

It also fixes up a couple of other small things:
* make koha-remove stop zebra properly
* stop the warning that the password file is missing on create

Signed-off-by: Jared Camins-Esakov <jcamins@cpbibliography.com>
Works as promised.
2012-08-29 13:46:04 +02:00

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#!/bin/sh
#
# koha-remove -- Remove a Koha instance.
# Copyright 2010 Catalyst IT, Ltd
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
set -e
args=$(getopt -l keep-mysql -o k -n $0 -- "$@")
eval set -- $args
while [ ! -z "$1" ]
do
case "$1" in
-k|--keep-mysql) keepmysql=1; shift;;
--) shift; break;;
*) break;;
esac
shift
done
NAMES="$@"
SITECONFDIR="/etc/koha/sites"
# There has to be a better way of excluding '.' from find. But this works.
INSTANCES=`cd $SITECONFDIR && find . -type d -printf " %f" |sed s/\ .\ //`
if [ -z $NAMES ] ; then
echo "Please specify a Koha instance name. Your choices are:"
echo "$INSTANCES"
exit 1
fi
for name in $NAMES
do
# Does the directory (ie instance) name exist?
if [ ! -d $SITECONFDIR/$name ] ; then
echo Koha configuration directory for instance \"$name\" does not exist, please specify a valid Koha instance
exit 1
fi
echo "Removing Koha instance $name"
mysql_hostname="localhost"
if [ "$keepmysql" != "1" ]
then
# The grant creates the user in case it isn't, we don't want our loop to fail if it has already being deleted.
mysql --defaults-extra-file=/etc/mysql/koha-common.cnf <<eof
GRANT USAGE ON \`koha_$name\`.* TO \`koha_$name\`@\`%\`;
GRANT USAGE ON \`koha_$name\`.* TO \`koha_$name\`@\`$mysql_hostname\`;
DROP USER \`koha_$name\`@\`%\`;
DROP USER \`koha_$name\`@\`$mysql_hostname\`;
DROP DATABASE IF EXISTS \`koha_$name\`;
FLUSH PRIVILEGES;
eof
fi #`
# If the daemon is not running already, we don't want to fail this loop. So bin the result code if this fails.
koha-stop-zebra $name || /bin/true
[ -f "/etc/apache2/sites-available/$name" ] && \
rm "/etc/apache2/sites-available/$name"
[ -f "/etc/koha/sites/$name/koha-conf.xml" ] && \
rm "/etc/koha/sites/$name/koha-conf.xml"
[ -f "/etc/koha/sites/$name/zebra-biblios.cfg" ] && \
rm "/etc/koha/sites/$name/zebra-biblios.cfg"
[ -f "/etc/koha/sites/$name/zebra-authorities.cfg" ] && \
rm "/etc/koha/sites/$name/zebra-authorities.cfg"
[ -f "/etc/koha/sites/$name/zebra-authorities-dom.cfg" ] && \
rm "/etc/koha/sites/$name/zebra-authorities-dom.cfg"
[ -f "/etc/koha/sites/$name/zebra.passwd" ] && \
rm "/etc/koha/sites/$name/zebra.passwd"
# Maybe a user has left something in the config directory they want to keep? We won't delete it here, nor throw an error if the have.
[ -d "/etc/koha/sites/$name" ] && \
rmdir --ignore-fail-on-non-empty "/etc/koha/sites/$name"
[ -d "/var/lock/koha/$name" ] && \
rm -r "/var/lock/koha/$name"
[ -d "/var/log/koha/$name" ] && \
rm -r "/var/log/koha/$name"
[ -d "/var/run/koha/$name" ] && \
rm -r "/var/run/koha/$name"
getent passwd "$name-koha" > /dev/null && deluser --quiet "$name-koha"
# in case the site has already been disabled, we don't want to break the loop now.
a2dissite "$name" || /bin/true
done
service apache2 restart