OpenStack in a snap!
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#!/bin/bash
set -e
echo "Initializing Microstack."
##############################################################################
#
# Config
#
# Setup env and templates.
#
##############################################################################
echo "Loading config and writing out templates ..."
ospassword=$(snapctl get ospassword)
extgateway=$(snapctl get extgateway)
extcidr=$(snapctl get extcidr)
dns=$(snapctl get dns)
# Check Config
if [ -z "$ospassword" -o -z "$extgateway" -o -z "$dns" -o -z "$extcidr"]; then
echo "Missing required config value."
exit 1
fi
# Write out templates and read off of our microstack.rc template
# TODO: any password change hooks would go here, updating the password
# in the db before writing it to the templates and restarting
# services.
snap-openstack setup # Write out templates
# Load openstack .rc into this script's environment. Outside of the
# snap shell, this is handled by a wrapper.
source $SNAP_COMMON/etc/microstack.rc
##############################################################################
#
# System Optimization
#
# Perform some tasks that change the host system in ways to better
# support microstack.
#
##############################################################################
# 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.)
echo "Setting up ipv4 forwarding."
sudo sysctl net.ipv4.ip_forward=1
# TODO: add vm swappiness and increased file handle limits here.
# TODO: make vm swappiness and file handle changes optional.
##############################################################################
#
# RabbitMQ Setup
#
# Configure database and wait for services to start.
#
##############################################################################
echo "Configuring RabbitMQ"
echo "Waiting for rabbitmq to start"
while ! nc -z $extgateway 5672; do sleep 0.1; done;
while :;
do
grep "Starting broker..." ${SNAP_COMMON}/log/rabbitmq/startup_log && \
grep "completed" ${SNAP_COMMON}/log/rabbitmq/startup_log && \
break
sleep 1;
done
echo "Rabbitmq started."
# Config!
HOME=$SNAP_COMMON/lib/rabbitmq rabbitmqctl add_user openstack rabbitmq || :
HOME=$SNAP_COMMON/lib/rabbitmq rabbitmqctl set_permissions openstack ".*" ".*" ".*"
##############################################################################
#
# Database setup
#
# Create databases and initialize keystone.
#
##############################################################################
# Wait for MySQL to startup
echo "Waiting for MySQL server to start ..."
while ! nc -z $extgateway 3306; do sleep 0.1; done;
while :;
do
grep "mysqld: ready for connections." \
${SNAP_COMMON}/log/mysql/error.log && break;
sleep 1;
done
echo "Mysql server started."
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}'@'$extgateway' IDENTIFIED BY '${db}';" \
| mysql-start-client -u root
done
# Configure Keystone Fernet Keys
echo "Configuring Keystone..."
snap-openstack launch keystone-manage fernet_setup \
--keystone-user root \
--keystone-group root
snap-openstack launch keystone-manage db_sync
systemctl restart snap.microstack.keystone-*
openstack user show admin || {
snap-openstack launch keystone-manage bootstrap \
--bootstrap-password $ospassword \
--bootstrap-admin-url http://$extgateway:5000/v3/ \
--bootstrap-internal-url http://$extgateway:5000/v3/ \
--bootstrap-public-url http://$extgateway:5000/v3/ \
--bootstrap-region-id microstack
}
openstack project show service || {
openstack project create --domain default --description "Service Project" service
}
echo "Keystone configured."
##############################################################################
#
# Nova Setup
#
# Configure database and wait for services to start.
#
##############################################################################
echo "Configuring Nova..."
openstack user show nova || {
openstack user create --domain default --password nova nova
openstack role add --project service --user nova admin
}
openstack user show placement || {
openstack user create --domain default --password placement placement
openstack role add --project service --user placement admin
}
openstack service show compute || {
openstack service create --name nova \
--description "OpenStack Compute" compute
for endpoint in public internal admin; do
openstack endpoint create --region microstack \
compute $endpoint http://$extgateway:8774/v2.1 || :
done
}
openstack service show placement || {
openstack service create --name placement \
--description "Placement API" placement
for endpoint in public internal admin; do
openstack endpoint create --region microstack \
placement $endpoint http://$extgateway:8778 || :
done
}
# Grant nova user access to cell0
echo "GRANT ALL PRIVILEGES ON nova_cell0.* TO 'nova'@'$extgateway' IDENTIFIED BY 'nova';" \
| mysql-start-client -u root
snap-openstack launch nova-manage api_db sync
snap-openstack launch nova-manage cell_v2 list_cells | grep cell0 || {
snap-openstack launch nova-manage cell_v2 map_cell0
}
snap-openstack launch nova-manage cell_v2 list_cells | grep cell1 || {
snap-openstack launch nova-manage cell_v2 create_cell --name=cell1 --verbose
}
snap-openstack launch nova-manage db sync
systemctl restart snap.microstack.nova-*
while ! nc -z $extgateway 8774; do sleep 0.1; done;
sleep 5
openstack flavor show m1.tiny || {
openstack flavor create --id 1 --ram 512 --disk 1 --vcpus 1 m1.tiny
}
openstack flavor show m1.small || {
openstack flavor create --id 2 --ram 2048 --disk 20 --vcpus 1 m1.small
}
openstack flavor show m1.medium || {
openstack flavor create --id 3 --ram 4096 --disk 20 --vcpus 2 m1.medium
}
openstack flavor show m1.large || {
openstack flavor create --id 4 --ram 8192 --disk 20 --vcpus 4 m1.large
}
openstack flavor show m1.xlarge || {
openstack flavor create --id 5 --ram 16384 --disk 20 --vcpus 8 m1.xlarge
}
##############################################################################
#
# Neutron Setup
#
# Configure database and wait for services to start.
#
##############################################################################
echo "Configuring Neutron"
openstack user show neutron || {
openstack user create --domain default --password neutron neutron
openstack role add --project service --user neutron admin
}
openstack service show network || {
openstack service create --name neutron \
--description "OpenStack Network" network
for endpoint in public internal admin; do
openstack endpoint create --region microstack \
network $endpoint http://$extgateway:9696 || :
done
}
snap-openstack launch neutron-db-manage upgrade head
systemctl restart snap.microstack.neutron-*
while ! nc -z $extgateway 9696; do sleep 0.1; done;
sleep 5
openstack network show test || {
openstack network create test
}
openstack subnet show test-subnet || {
openstack subnet create --network test --subnet-range 192.168.222.0/24 test-subnet
}
openstack network show external || {
openstack network create --external \
--provider-physical-network=physnet1 \
--provider-network-type=flat external
}
openstack subnet show external-subnet || {
openstack subnet create --network external --subnet-range 10.20.20.0/24 \
--no-dhcp external-subnet
}
openstack router show test-router || {
openstack router create test-router
openstack router add subnet test-router test-subnet
openstack router set --external-gateway external test-router
}
##############################################################################
#
# Glance Setup
#
# Configure database and wait for services to start.
#
##############################################################################
echo "Configuring Glance"
openstack user show glance || {
openstack user create --domain default --password glance glance
openstack role add --project service --user glance admin
}
openstack service show image || {
openstack service create --name glance --description "OpenStack Image" image
for endpoint in internal admin public; do
openstack endpoint create --region microstack \
image $endpoint http://$extgateway:9292 || :
done
}
snap-openstack launch glance-manage db_sync
systemctl restart snap.microstack.glance*
while ! nc -z $extgateway 9292; do sleep 0.1; done;
sleep 5
# Setup the cirros image, which is used by the launch app
echo "Grabbing cirros image."
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
}
##############################################################################
#
# Post-setup tasks.
#
# Clean up hanging threads and wait for services to restart.
#
##############################################################################
# Restart libvirt and virtlogd to get logging
# TODO: figure out why this doesn't Just Work initially
systemctl restart snap.microstack.*virt*
echo "Complete. Marking microstack as initialized!"
snapctl set initialized=true