Adds nova scripts for training labs

Adds nova scripts for training labs which will install and configure
nova.

Change-Id: I87f97e076e5231ec06b67bbc0b4b73abb23d9c88
Partial-Bug: 1312764
Implements: blueprint openstack-training-labs

labs/config/scripts.controller

@@ -3,6 +3,7 @@ scripts apt_install_mysql.sh
 scripts install_rabbitmq.sh
 scripts setup_keystone.sh
 scripts setup_glance.sh
+scripts setup_nova_controller.sh
 scripts setup_neutron_controller.sh
 scripts setup_horizon.sh
 scripts shutdown.sh

labs/scripts/setup_nova_controller.sh

@@ -0,0 +1,104 @@
+#!/usr/bin/env bash
+TOP_DIR=$(cd $(dirname "$0")/.. && pwd)
+source "$TOP_DIR/config/paths"
+source "$CONFIG_DIR/credentials"
+source "$LIB_DIR/functions.guest"
+source "$CONFIG_DIR/labs-openstackrc.sh"
+exec_logfile
+
+indicate_current_auto
+
+#------------------------------------------------------------------------------
+# Set up OpenStack Compute (nova) for controller node.
+#------------------------------------------------------------------------------
+
+echo "Installing nova for controller node."
+sudo apt-get install -y nova-api nova-cert nova-conductor nova-consoleauth \
+                        nova-novncproxy nova-scheduler python-novaclient
+
+# Remove SQLite database created by Ubuntu package for nova.
+sudo rm -v /var/lib/nova/nova.sqlite
+
+echo "Setting up database for nova."
+setup_database nova
+
+function get_database_url {
+    local db_user=$(service_to_db_user nova)
+    local db_password=$(service_to_db_password nova)
+    local database_host=controller-mgmt
+
+    echo "mysql://$db_user:$db_password@$database_host/nova"
+}
+
+database_url=$(get_database_url)
+
+echo "Configuring nova for controller node."
+
+echo "Setting database connection: $database_url."
+iniset_sudo /etc/nova/nova.conf database connection "$database_url"
+
+nova_admin_user=$(service_to_user_name nova)
+nova_admin_password=$(service_to_user_password nova)
+
+echo "Creating nova user and giving it admin role under service tenant."
+keystone user-create \
+    --name "$nova_admin_user" \
+    --pass "$nova_admin_password" \
+    --email nova@domain.com
+
+keystone user-role-add \
+    --user "$nova_admin_user" \
+    --tenant "$SERVICE_TENANT_NAME" \
+    --role "$ADMIN_ROLE_NAME"
+
+echo "Configuring nova to use keystone for authentication."
+echo "Configuring nova.conf"
+conf=/etc/nova/nova.conf
+# Configuring [DEFAULT] section
+
+# Configure RabbitMQ variables
+iniset_sudo $conf DEFAULT rpc_backend rabbit
+iniset_sudo $conf DEFAULT rabbit_host controller-mgmt
+iniset_sudo $conf DEFAULT rabbit_password $RABBIT_PASSWORD
+
+# Configure other variables
+iniset_sudo $conf DEFAULT my_ip controller-mgmt
+iniset_sudo $conf DEFAULT vncserver_listen controller-mgmt
+iniset_sudo $conf DEFAULT vncserver_proxyclient_address controller-mgmt
+iniset_sudo $conf DEFAULT auth_strategy keystone
+
+# Configure [keystone_authtoken] section
+iniset_sudo $conf keystone_authtoken auth_uri http://controller-mgmt:5000
+iniset_sudo $conf keystone_authtoken auth_host controller-mgmt
+iniset_sudo $conf keystone_authtoken auth_port 35357
+iniset_sudo $conf keystone_authtoken auth_protocol http
+iniset_sudo $conf keystone_authtoken admin_tenant_name "$SERVICE_TENANT_NAME"
+iniset_sudo $conf keystone_authtoken admin_user "$nova_admin_user"
+iniset_sudo $conf keystone_authtoken admin_password "$nova_admin_password"
+
+
+echo "Registering nova with keystone so that other services can locate it."
+keystone service-create \
+    --name nova \
+    --type compute \
+    --description "OpenStack Compute"
+
+nova_service_id=$(keystone service-list | awk '/ compute / {print $2}')
+keystone endpoint-create \
+    --service-id "$nova_service_id" \
+    --publicurl "http://controller-api:8774" \
+    --adminurl "http://controller-mgmt:8774" \
+    --internalurl "http://controller-mgmt:8774"
+
+
+echo "Creating the database tables for nova."
+sudo nova-manage db sync
+
+echo "Restarting nova services."
+declare -a components=(nova-api nova-cert nova-consoleauth nova-scheduler
+                        nova-conductor nova-novncproxy)
+for component in "${components[@]}"; do
+    echo "Restarting $component"
+    sudo service "$component" restart
+done
+