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#!/bin/sh
##
## dex-setup.sh -- Dex RDBMS Setup Utility
##
# command line argument sanity check
prg="$0"
if [ $# -eq 0 ]; then
echo "$prg:ERROR: invalid command line" 1>&2
echo "$prg:USAGE: $prg install [<database-directory>]" 1>&2
echo "$prg:USAGE: $prg uninstall" 1>&2
exit 1
fi
# database configuration
db_type="@db_type@"
db_dir="@l_prefix@/var/dex/db"
db_name="dex"
db_user="dex"
db_pass="dex"
# determine RDBMS-specific details
if [ ".$db_type" = .sqlite ]; then
db_sname=""
db_suser="@l_rusr@"
db_spass="@l_rgrp@"
elif [ ".$db_type" = .pgsql ]; then
db_sname=`grep "^superuser_database" @l_prefix@/var/postgresql/db/pg_superuser.conf |\
sed -e 's;^ *superuser_database="\(.*\)".*;\1;'`
db_suser=`grep "^superuser_username" @l_prefix@/var/postgresql/db/pg_superuser.conf |\
sed -e 's;^ *superuser_username="\(.*\)".*;\1;'`
db_spass=`grep "^superuser_password" @l_prefix@/var/postgresql/db/pg_superuser.conf |\
sed -e 's;^ *superuser_password="\(.*\)".*;\1;'`
fi
# dispatch operation
cmd="${1:-"install"}"
shift
case "$cmd" in
install )
##
## create the database
##
if [ $# -gt 0 ]; then
db_dir="$1"
shift
fi
if [ ".$db_type" = .sqlite ]; then
( umask 077
( echo "CREATE TABLE dummy (dummy INTEGER);"
echo "DROP TABLE dummy;"
) | @l_prefix@/bin/sqlite3 $db_dir/dex.db
chown $db_suser:$db_spass $db_dir/dex.db
chmod 640 $db_dir/dex.db
) || exit $?
elif [ ".$db_type" = .pgsql ]; then
( echo "CREATE ROLE $db_user LOGIN ENCRYPTED PASSWORD '$db_pass' NOCREATEDB NOCREATEROLE;"
echo "CREATE TABLESPACE $db_name OWNER $db_user LOCATION '$db_dir';"
echo "CREATE DATABASE $db_name WITH ENCODING 'UTF8' TEMPLATE template0 OWNER $db_user TABLESPACE $db_name;"
echo "GRANT ALL PRIVILEGES ON DATABASE $db_name TO $db_user;"
) | PGPASSWORD="$db_spass" @l_prefix@/bin/psql -q -U "$db_suser" -d "$db_sname" -f-
fi
;;
uninstall )
##
## remove the database
##
if [ ".$db_type" = .sqlite ]; then
rm -f $db_name >/dev/null 2>&1 || true
elif [ ".$db_type" = .pgsql ]; then
( echo "DROP DATABASE $db_name;"
echo "DROP TABLESPACE $db_name;"
echo "DROP ROLE $db_user;"
) | PGPASSWORD="$db_spass" @l_prefix@/bin/psql -q -U "$db_suser" -d "$db_sname" -f-
fi
;;
esac