#!/usr/bin/env ruby

# (c) Copyright 2014 Hewlett-Packard Development Company, L.P.
#
#    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.

require 'fog'

require_relative 'yaml_parse.rb'
include YamlParse

module Connection

  def compute
    credentials = get_credentials
    compute = Fog::Compute.new ({
        :provider        => 'HP',
        :hp_access_key   => credentials['access_key'],
        :hp_secret_key   => credentials['secret_key'],
        :hp_auth_uri     => credentials['auth_uri'],
        :hp_tenant_id    => credentials['tenant_id'],
        :hp_avl_zone     => credentials['availability_zone'],
        :version         => 'v2'
    })
  end

  def network
    credentials = get_credentials
    network = Fog::HP::Network.new ({
        :hp_access_key   => credentials['access_key'],
        :hp_secret_key   => credentials['secret_key'],
        :hp_auth_uri     => credentials['auth_uri'],
        :hp_tenant_id    => credentials['tenant_id'],
        :hp_avl_zone     => credentials['availability_zone'],
    })
  end

end

def get_credentials
  home = File.expand_path('~')
  file = home + '/.hpcloud'
  template = YAML.load_file(file)
  credentials = Hash.new

  begin
    credentials['access_key'] = template['default']['access_key']
    credentials['secret_key'] = template['default']['secret_key']
    credentials['auth_uri'] = template['default']['auth_uri']
    credentials['tenant_id'] = template['default']['tenant_id']
    credentials['availability_zone'] = template['default']['availability_zone']
  rescue
    puts 'your credentials are not configured, delete the file %s and run forj setup again' % [file]
  end

  credentials
end