#
# Cookbook Name:: nova
# Recipe:: common
#
# Copyright 2009, Rackspace Hosting, Inc.
#
# 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.
#

platform_options = node["nova"]["platform"]

platform_options["common_packages"].each do |pkg|
  package pkg do
    action :upgrade
    options platform_options["package_overrides"]
  end
end

directory "/etc/nova" do
  action :create
  owner "nova"
  group "nova"
  mode "0755"
end

mysql_info = get_settings_by_role("mysql-master", "mysql")
rabbit_info = get_settings_by_role("rabbitmq-server", "rabbitmq")
nova_setup_info = get_settings_by_recipe("nova\\:\\:nova-setup", "nova")
keystone = get_settings_by_role("keystone", "keystone")

# find the node attribute endpoint settings for the server holding a given role
ks_admin_endpoint = get_access_endpoint("keystone", "keystone", "admin-api")
ks_service_endpoint = get_access_endpoint("keystone", "keystone", "service-api")
xvpvnc_endpoint = get_access_endpoint("nova-vncproxy", "nova", "xvpvnc")
novnc_endpoint = get_access_endpoint("nova-vncproxy", "nova", "novnc")
glance_endpoint = get_access_endpoint("glance-api", "glance", "api")
nova_api_endpoint = get_access_endpoint("nova-api-os-compute", "nova", "api")
ec2_public_endpoint = get_access_endpoint("nova-api-ec2", "nova", "ec2-public")

# TODO: need to re-evaluate this for accuracy
template "/etc/nova/nova.conf" do
  source "nova.conf.erb"
  owner "root"
  group "root"
  mode "0644"
  variables(
    "db_ipaddress" => mysql_info["bind_address"],
    "user" => node["nova"]["db"]["username"],
    "passwd" => nova_setup_info["db"]["password"],
    "db_name" => node["nova"]["db"]["name"],
    "vncserver_listen" => novnc_endpoint["host"],
    "vncserver_proxyclient_address" => novnc_endpoint["host"],
    "novncproxy_base_url" => novnc_endpoint["uri"],
    "xvpvncproxy_bind_host" => xvpvnc_endpoint["host"],
    "xvpvncproxy_bind_port" => xvpvnc_endpoint["port"],
    "xvpvncproxy_base_url" => xvpvnc_endpoint["uri"],
    "rabbit_ipaddress" => rabbit_info["ipaddress"],
    "keystone_api_ipaddress" => ks_admin_endpoint["host"],
    "keystone_service_port" => ks_service_endpoint["port"],
    "glance_api_ipaddress" => glance_endpoint["host"],
    "api_port" => glance_endpoint["host"],
    "virt_type" => node["nova"]["libvirt"]["virt_type"]
  )
end

# TODO: need to re-evaluate this for accuracy
template "/root/.novarc" do
  source "novarc.erb"
  owner "root"
  group "root"
  mode "0600"
  variables(
    "user" => keystone["admin_user"],
    "tenant" => keystone["users"][keystone["admin_user"]]["default_tenant"],
    "password" => keystone["users"][keystone["admin_user"]]["password"],
    "keystone_api_ipaddress" => ks_service_endpoint["host"],
    "keystone_service_port" => ks_service_endpoint["port"],
    "nova_api_ipaddress" => nova_api_endpoint["host"],
    "nova_api_version" => "1.1",
    "keystone_region" => node["nova"]["compute"]["region"],
    "auth_strategy" => "keystone",
    "ec2_url" => ec2_public_endpoint["uri"],
    "ec2_access_key" => node["credentials"]["EC2"]["admin"]["access"],
    "ec2_secret_key" => node["credentials"]["EC2"]["admin"]["secret"]
  )
end