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[openstack|image] Added image service, model and request
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commit
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8 changed files with 318 additions and 0 deletions
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@ -14,6 +14,7 @@ require 'fog/terremark'
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require 'fog/compute'
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require 'fog/compute'
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require 'fog/identity'
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require 'fog/identity'
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require 'fog/image'
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require 'fog/cdn'
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require 'fog/cdn'
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require 'fog/dns'
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require 'fog/dns'
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require 'fog/storage'
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require 'fog/storage'
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24
lib/fog/image.rb
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24
lib/fog/image.rb
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@ -0,0 +1,24 @@
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module Fog
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module Image
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def self.[](provider)
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self.new(:provider => provider)
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end
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def self.new(attributes)
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attributes = attributes.dup # Prevent delete from having side effects
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case provider = attributes.delete(:provider).to_s.downcase.to_sym
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when :openstack
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require 'fog/openstack/image'
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Fog::Image::OpenStack.new(attributes)
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else
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raise ArgumentError.new("#{provider} has no identity service")
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end
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end
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def self.providers
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Fog.services[:image]
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end
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end
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end
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146
lib/fog/openstack/image.rb
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146
lib/fog/openstack/image.rb
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@ -0,0 +1,146 @@
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require File.expand_path(File.join(File.dirname(__FILE__), '..', 'openstack'))
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require 'fog/openstack'
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module Fog
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module Image
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class OpenStack < Fog::Service
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requires :openstack_api_key, :openstack_username, :openstack_auth_url
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recognizes :openstack_auth_token, :openstack_management_url, :persistent,
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:openstack_compute_service_name, :openstack_tenant
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model_path 'fog/openstack/models/image'
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model :image
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collection :images
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request_path 'fog/openstack/requests/image'
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request :list_public_images
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request :list_public_images_detailed
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request :get_image_by_id
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class Mock
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def self.data
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@data ||= Hash.new do |hash, key|
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hash[key] = {
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:users => {},
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:tenants => {}
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}
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end
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end
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def self.reset
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@data = nil
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end
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def initialize(options={})
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require 'multi_json'
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@openstack_username = options[:openstack_username]
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end
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def data
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self.class.data[@openstack_username]
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end
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def reset_data
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self.class.data.delete(@openstack_username)
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end
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end
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class Real
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def initialize(options={})
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require 'multi_json'
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@openstack_api_key = options[:openstack_api_key]
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@openstack_username = options[:openstack_username]
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@openstack_auth_uri = URI.parse(options[:openstack_auth_url])
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@openstack_auth_token = options[:openstack_auth_token]
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@openstack_management_url = options[:openstack_management_url]
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@openstack_must_reauthenticate = false
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@openstack_compute_service_name = options[:openstack_compute_service_name] || ['image']
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@connection_options = options[:connection_options] || {}
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authenticate
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@persistent = options[:persistent] || false
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@connection = Fog::Connection.new("#{@scheme}://#{@host}:#{@port}", @persistent, @connection_options)
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end
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def reload
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@connection.reset
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end
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def request(params)
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begin
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response = @connection.request(params.merge({
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:headers => {
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'Content-Type' => 'application/json',
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'X-Auth-Token' => @auth_token
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}.merge!(params[:headers] || {}),
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:host => @host,
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:path => "#{@path}/#{params[:path]}"#,
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# Causes errors for some requests like tenants?limit=1
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# :query => ('ignore_awful_caching' << Time.now.to_i.to_s)
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}))
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rescue Excon::Errors::Unauthorized => error
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if error.response.body != 'Bad username or password' # token expiration
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@openstack_must_reauthenticate = true
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authenticate
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retry
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else # bad credentials
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raise error
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end
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rescue Excon::Errors::HTTPStatusError => error
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raise case error
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when Excon::Errors::NotFound
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Fog::Compute::OpenStack::NotFound.slurp(error)
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else
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error
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end
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end
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unless response.body.empty?
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response.body = MultiJson.decode(response.body)
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end
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response
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end
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private
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def authenticate
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if @openstack_must_reauthenticate || @openstack_auth_token.nil?
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options = {
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:openstack_api_key => @openstack_api_key,
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:openstack_username => @openstack_username,
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:openstack_auth_uri => @openstack_auth_uri,
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:openstack_compute_service_name => @openstack_compute_service_name,
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:openstack_endpoint_type => 'adminURL'
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}
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credentials = Fog::OpenStack.authenticate_v2(options, @connection_options)
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@openstack_must_reauthenticate = false
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@auth_token = credentials[:token]
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@openstack_management_url = credentials[:server_management_url]
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uri = URI.parse(@openstack_management_url)
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else
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@auth_token = @openstack_auth_token
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uri = URI.parse(@openstack_management_url)
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end
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@host = uri.host
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@path = uri.path
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@path.sub!(/\/$/, '')
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@port = uri.port
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@scheme = uri.scheme
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true
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end
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end
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end
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end
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end
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22
lib/fog/openstack/models/image/image.rb
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22
lib/fog/openstack/models/image/image.rb
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@ -0,0 +1,22 @@
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require 'fog/core/model'
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module Fog
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module Image
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class OpenStack
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class Image < Fog::Model
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identity :id
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attribute :name
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attribute :size
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attribute :disk_format
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attribute :container_format
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attribute :id
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attribute :checksum
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end
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end
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end
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end
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16
lib/fog/openstack/models/image/images.rb
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16
lib/fog/openstack/models/image/images.rb
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@ -0,0 +1,16 @@
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require 'fog/core/collection'
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require 'fog/openstack/models/image/image'
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module Fog
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module Image
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class OpenStack
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class Images < Fog::Collection
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model Fog::Image::OpenStack::Image
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def all
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load(connection.list_public_images.body['images'])
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end
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end
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end
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end
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end
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32
lib/fog/openstack/requests/image/get_image_by_id.rb
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32
lib/fog/openstack/requests/image/get_image_by_id.rb
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module Fog
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module Image
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class OpenStack
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class Real
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def get_image_by_id(image_id)
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request(
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:expects => [200, 204],
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:method => 'GET',
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:path => "images/#{image_id}"
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)
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end
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end # class Real
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class Mock
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def get_image_by_id(image_id)
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response = Excon::Response.new
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response.status = [200, 204][rand(1)]
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response.body = {
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"images"=>[{
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"name"=>"mock-image-name",
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"size"=>25165824,
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"disk_format"=>"ami",
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"container_format"=>"ami",
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"id"=>"0e09fbd6-43c5-448a-83e9-0d3d05f9747e",
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"checksum"=>"2f81976cae15c16ef0010c51e3a6c163"}]
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}
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response
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end # def list_tenants
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end # class Mock
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end # class OpenStack
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end # module Identity
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end # module Fog
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32
lib/fog/openstack/requests/image/list_public_images.rb
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32
lib/fog/openstack/requests/image/list_public_images.rb
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module Fog
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module Image
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class OpenStack
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class Real
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def list_public_images
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request(
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:expects => [200, 204],
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:method => 'GET',
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:path => 'images'
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)
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end
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end # class Real
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class Mock
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def list_public_images
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response = Excon::Response.new
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response.status = [200, 204][rand(1)]
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response.body = {
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"images"=>[{
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"name"=>"mock-image-name",
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"size"=>25165824,
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"disk_format"=>"ami",
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"container_format"=>"ami",
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"id"=>"0e09fbd6-43c5-448a-83e9-0d3d05f9747e",
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"checksum"=>"2f81976cae15c16ef0010c51e3a6c163"}]
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}
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response
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end # def list_tenants
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end # class Mock
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end # class OpenStack
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end # module Identity
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end # module Fog
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@ -0,0 +1,45 @@
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module Fog
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module Image
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class OpenStack
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class Real
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def list_public_images_detailed
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request(
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:expects => [200, 204],
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:method => 'GET',
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:path => 'images/detail'
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)
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end
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end # class Real
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class Mock
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def list_public_images_detailed
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response = Excon::Response.new
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response.status = [200, 204][rand(1)]
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response.body = {"images"=>[{
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"name"=>"cirros-0.3.0-x86_64-blank",
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"size"=>25165824,
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"min_disk"=>0,
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"disk_format"=>"ami",
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"created_at"=>"2012-02-21T07:32:26",
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"container_format"=>"ami",
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"deleted_at"=>nil,
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"updated_at"=>"2012-02-21T07:32:29",
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"checksum"=>"2f81976cae15c16ef0010c51e3a6c163",
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"id"=>"0e09fbd6-43c5-448a-83e9-0d3d05f9747e",
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"deleted"=>false,
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"protected"=>false,
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"is_public"=>true,
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"status"=>"active",
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"min_ram"=>0,
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"owner"=>"ff528b20431645ebb5fa4b0a71ca002f",
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"properties"=>{
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"ramdisk_id"=>"b45aa128-cd36-4ad9-a026-1a1c2bfd8fdc",
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"kernel_id"=>"cd28951e-e1c2-4bc5-95d3-f0495abbcdc5"}
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}]
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}
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response
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end # def list_tenants
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end # class Mock
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end # class OpenStack
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end # module Identity
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end # module Fog
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Reference in a new issue