#!/bin/bash

##
# Copyright 2015 Telefonica Investigacion y Desarrollo, S.A.U.
# This file is part of openmano
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
##

# author: Alfonso Tierno

# to get docker id that is running:
# $ docker_ro=`docker service ps osm_ro -f desired-state=running --format "{{.Name}}.{{.ID}}" --no-trunc`
# exec with:
# $ docker exec -ti $docker_ro RO-of

function get_from_db()
{
    echo  "select $1 from $2 where name='$3' or uuid='$3';" | mysql -h"$RO_DB_HOST" -u"$RO_DB_OVIM_USER" -p"$RO_DB_OVIM_PASSWORD" "$RO_DB_OVIM_NAME"  2>/dev/null | tail -n1
}

[ -z "$RO_DB_OVIM_HOST" ] && export RO_DB_OVIM_HOST="$RO_DB_HOST"

if [ -z "$1" ] ; then
    echo "usage '$0 <sdn_controller> command'"
    echo
    echo "available sdn_controllers are:"
    echo  "select uuid, name, type, ip, dpid, status from ofcs;" | mysql -h"$RO_DB_HOST" -u"$RO_DB_OVIM_USER" -p"$RO_DB_OVIM_PASSWORD" "$RO_DB_OVIM_NAME"  2>/dev/null
    exit
fi


export OF_CONTROLLER_DPID=`get_from_db dpid ofcs $1`
[ -z "$OF_CONTROLLER_DPID" ] && echo "Cannot find sdn_controller '$1' at database" >&2 && exit 1

export OF_CONTROLLER_IP=`get_from_db ip ofcs $1`
export OF_CONTROLLER_PORT=`get_from_db port ofcs $1`
export OF_CONTROLLER_USER=`get_from_db user ofcs $1`
export OF_CONTROLLER_PASSWORD=`get_from_db password ofcs $1`
export OF_CONTROLLER_TYPE=`get_from_db type ofcs $1`

shift
openflow-lib "$@"