#!/bin/bash -e

# Open up networking so that instances can route to the Internet (see
# bin/setup-br-ex for more networking setup, executed on microstack
# services start.)
sudo sysctl net.ipv4.ip_forward=1

# Create all of the databases
echo "Creating OpenStack Databases"

# Wait for MySQL to startup
while ! nc -z 10.20.20.1 3306; do sleep 0.1; done;
sleep 5

# Wait for rabbitmq to start
while ! nc -z 10.20.20.1 5672; do sleep 0.1; done;

for db in neutron nova nova_api nova_cell0 cinder glance keystone; do
    echo "CREATE DATABASE IF NOT EXISTS ${db}; GRANT ALL PRIVILEGES ON ${db}.* TO '${db}'@'10.20.20.1' IDENTIFIED BY '${db}';" \
        | mysql-start-client -u root
done

# Grant nova user access to cell0
echo "GRANT ALL PRIVILEGES ON nova_cell0.* TO 'nova'@'10.20.20.1' IDENTIFIED BY 'nova';" | mysql-start-client -u root

# Endpoints from localhost -> 10.20.20.1
# TODO Rebuild database so that these are already set to 10.20.20.1,
# after lp:1824176 is addressed, and the process of building a new
# mysql.tar.xz is less fraught.
openstack endpoint list | grep localhost | while read line; do openstack endpoint set `echo $line | cut -d" " -f2` --url `echo $line | cut -d" " -f14 | sed 's/localhost/10.20.20.1/'`; done

# RabbitMQ
echo "Configuring RabbitMQ"
# Rabbitmq isn't always started when we run this. Wait for it to start.
while :;
do
    grep "Starting broker..." ${SNAP_COMMON}/log/rabbitmq/startup_log && \
        grep "completed" ${SNAP_COMMON}/log/rabbitmq/startup_log && \
        break
    echo "waiting for rabbitmq to start" && sleep 1;
done

HOME=$SNAP_COMMON/lib/rabbitmq rabbitmqctl add_user openstack rabbitmq || :
HOME=$SNAP_COMMON/lib/rabbitmq rabbitmqctl set_permissions openstack ".*" ".*" ".*"

# Glance
echo "Waiting for glance to start."
while ! nc -z 10.20.20.1 9292; do sleep 0.1; done;

sleep 5

# Wait for identity service
while ! nc -z 10.20.20.1 5000; do sleep 0.1; done;

# Setup the cirros image, which is used by the launch app
openstack image show cirros || {
    [ -f $SNAP_COMMON/images/cirros-0.4.0-x86_64-disk.img ] || {
        mkdir -p $SNAP_COMMON/images
        wget \
          http://download.cirros-cloud.net/0.4.0/cirros-0.4.0-x86_64-disk.img \
          -O ${SNAP_COMMON}/images/cirros-0.4.0-x86_64-disk.img
    }
    openstack image create \
        --file ${SNAP_COMMON}/images/cirros-0.4.0-x86_64-disk.img \
        --public --container-format=bare --disk-format=qcow2 cirros
}

# Restart libvirt and virtlogd to get logging
# TODO: figure out why this doesn't Just Work initially
systemctl restart snap.microstack.*virt*

# Wait for horizon
while ! nc -z 10.20.20.1 80; do sleep 0.1; done;

# Restart Placement API
# Workaround for issue w/ base:core18, where the Placement API throws
# http 500s until it has been restarted.
# TODO: root cause and fix the problem.
systemctl restart snap.microstack.nova-uwsgi.service