#!/bin/bash
#
# Basic neutron setup based on:
# https://docs.openstack.org/neutron/pike/install/controller-install-ubuntu.html
#
# Prerequisites: keystone must be available and bootstrapped
#

# Substitutions setup at do_intall()
DB_USER=%DB_USER%
NEUTRON_USER=%NEUTRON_USER%
NEUTRON_GROUP=%NEUTRON_GROUP%
CONTROLLER_IP=%CONTROLLER_IP%
ADMIN_USER=%ADMIN_USER%
ADMIN_PASSWORD=%ADMIN_PASSWORD%
ADMIN_ROLE=%ADMIN_ROLE%
SYSCONFDIR=%SYSCONFDIR%
ROOT_HOME=%ROOT_HOME%

# Create the neutron DB and grant the necessary permissions
sudo -u postgres psql -c "CREATE DATABASE neutron" 2> /dev/null
sudo -u postgres psql -c "GRANT ALL PRIVILEGES ON DATABASE neutron TO ${DB_USER}" 2> /dev/null

source ${SYSCONFDIR}/keystone/admin-openrc

openstack user create --domain default --password ${ADMIN_PASSWORD} ${NEUTRON_USER}

# Ensure the 'service' project exists
openstack project show service > /dev/null 2>&1
if [ $? -ne 0 ]; then
    openstack project create service --domain default
fi
openstack role add --project service --user ${NEUTRON_USER} ${ADMIN_ROLE}

openstack service create --name neutron --description "OpenStack Networking" network
openstack endpoint create --region RegionOne network public http://${CONTROLLER_IP}:9696
openstack endpoint create --region RegionOne network internal http://${CONTROLLER_IP}:9696
openstack endpoint create --region RegionOne network admin http://${CONTROLLER_IP}:9696

sudo -u ${NEUTRON_USER} neutron-db-manage --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/plugins/ml2/ml2_conf.ini upgrade head

# Possibly move to rabbitmq-setup, for now we are the only service
# that needs this so do it here.
HOME=${ROOT_HOME} rabbitmqctl add_user openstack ${ADMIN_PASSWORD}
HOME=${ROOT_HOME} rabbitmqctl set_permissions openstack ".*" ".*" ".*"

# enable and start the various services
systemctl enable neutron-server
systemctl enable neutron-linuxbridge-agent
systemctl enable neutron-dhcp-agent
systemctl enable neutron-metadata-agent

systemctl start neutron-server
systemctl start neutron-linuxbridge-agent
systemctl start neutron-dhcp-agent
systemctl start neutron-metadata-agent