Class: Cloudkeeper::Entities::Appliance

Inherits:
Object
  • Object
show all
Defined in:
lib/cloudkeeper/entities/appliance.rb

Constant Summary collapse

IMAGE_LIST_APPLIANCE_ATTRIBUTES = 
%i[dc:identifier ad:mpuri dc:date:expires dc:title dc:description
ad:group hv:ram_minimum hv:core_minimum hv:version sl:arch
ad:base_mpuri ad:appid sl:os sl:osname sl:osversion].freeze

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(identifier, mpuri, vo, expiration_date, image_list_identifier, title = '', description = '', group = '', ram = 1024, core = 1, version = '', architecture = '', base_mpuri = '', appid = '', digest = '', operating_system = '', image = nil) ⇒ Appliance

Returns a new instance of Appliance.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 14

def initialize(identifier, mpuri, vo, expiration_date, image_list_identifier, title = '', description = '', group = '',
               ram = 1024, core = 1, version = '', architecture = '', base_mpuri = '', appid = '', digest = '',
               operating_system = '', image = nil)
  if identifier.blank? || \
     mpuri.blank? || \
     vo.blank? || \
     expiration_date.blank? || \
     image_list_identifier.blank?
    raise Cloudkeeper::Errors::ArgumentError, 'identifier, mpuri, vo, expiration_date and image_list_identifier ' \
                                              'cannot be nil nor empty'
  end

  @identifier = identifier
  @description = description
  @mpuri = mpuri
  @title = title
  @group = group
  @ram = ram
  @core = core
  @version = version
  @architecture = architecture
  @operating_system = operating_system
  @image = image
  @vo = vo
  @expiration_date = expiration_date
  @image_list_identifier = image_list_identifier
  @base_mpuri = base_mpuri
  @appid = appid
  @digest = digest
end

Instance Attribute Details

#appid ⇒ Object

Returns the value of attribute appid.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 12

def appid
  @appid
end

#architecture ⇒ Object

Returns the value of attribute architecture.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 11

def architecture
  @architecture
end

#base_mpuri ⇒ Object

Returns the value of attribute base_mpuri.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 12

def base_mpuri
  @base_mpuri
end

#core ⇒ Object

Returns the value of attribute core.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 11

def core
  @core
end

#description ⇒ Object

Returns the value of attribute description.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 11

def description
  @description
end

#digest ⇒ Object

Returns the value of attribute digest.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 12

def digest
  @digest
end

#expiration_date ⇒ Object

Returns the value of attribute expiration_date.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 12

def expiration_date
  @expiration_date
end

#group ⇒ Object

Returns the value of attribute group.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 11

def group
  @group
end

#identifier ⇒ Object

Returns the value of attribute identifier.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 11

def identifier
  @identifier
end

#image ⇒ Object

Returns the value of attribute image.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 12

def image
  @image
end

#image_list_identifier ⇒ Object

Returns the value of attribute image_list_identifier.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 12

def image_list_identifier
  @image_list_identifier
end

#mpuri ⇒ Object

Returns the value of attribute mpuri.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 11

def mpuri
  @mpuri
end

#operating_system ⇒ Object

Returns the value of attribute operating_system.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 12

def operating_system
  @operating_system
end

#ram ⇒ Object

Returns the value of attribute ram.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 11

def ram
  @ram
end

#title ⇒ Object

Returns the value of attribute title.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 11

def title
  @title
end

#version ⇒ Object

Returns the value of attribute version.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 11

def version
  @version
end

#vo ⇒ Object

Returns the value of attribute vo.



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# File 'lib/cloudkeeper/entities/appliance.rb', line 12

def vo
  @vo
end

Class Method Details

.compute_digest!(appliance, appliance_hash) ⇒ Object 



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# File 'lib/cloudkeeper/entities/appliance.rb', line 94

def compute_digest!(appliance, appliance_hash)
  digest_hash = appliance_hash.select { |key| IMAGE_LIST_APPLIANCE_ATTRIBUTES.include? key }
  appliance.digest = Digest::SHA512.hexdigest(digest_hash.to_json)
end

.construct_appliance(appliance_hash) ⇒ Object 



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# File 'lib/cloudkeeper/entities/appliance.rb', line 71

def construct_appliance(appliance_hash)
  Appliance.new appliance_hash[:'dc:identifier'],
                appliance_hash[:'ad:mpuri'],
                appliance_hash[:vo],
                Cloudkeeper::Utils::Date.parse(appliance_hash[:'dc:date:expires']),
                appliance_hash[:image_list_identifier],
                appliance_hash[:'dc:title'],
                appliance_hash[:'dc:description'],
                appliance_hash[:'ad:group'],
                appliance_hash[:'hv:ram_minimum'],
                appliance_hash[:'hv:core_minimum'],
                appliance_hash[:'hv:version'],
                appliance_hash[:'sl:arch'],
                appliance_hash[:'ad:base_mpuri'],
                appliance_hash[:'ad:appid']
end

.construct_os_name!(appliance, appliance_hash) ⇒ Object 



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# File 'lib/cloudkeeper/entities/appliance.rb', line 88

def construct_os_name!(appliance, appliance_hash)
  appliance.operating_system = appliance_hash[:'sl:os'].to_s
  appliance.operating_system = "#{appliance.operating_system} #{appliance_hash[:'sl:osname']}".strip
  appliance.operating_system = "#{appliance.operating_system} #{appliance_hash[:'sl:osversion']}".strip
end

.from_hash(appliance_hash) ⇒ Object 



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# File 'lib/cloudkeeper/entities/appliance.rb', line 50

def from_hash(appliance_hash)
  appliance_hash.deep_symbolize_keys!
  appliance = populate_appliance appliance_hash
  appliance.image = Image.from_hash(appliance_hash)

  appliance
end

.populate_appliance(appliance_hash) ⇒ Object 



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# File 'lib/cloudkeeper/entities/appliance.rb', line 58

def populate_appliance(appliance_hash)
  raise Cloudkeeper::Errors::Parsing::InvalidApplianceHashError, 'invalid appliance hash' if appliance_hash.blank?

  appliance = construct_appliance(appliance_hash)
  construct_os_name!(appliance, appliance_hash)
  compute_digest!(appliance, appliance_hash)

  appliance
rescue Cloudkeeper::Errors::ArgumentError => ex
  raise Cloudkeeper::Errors::Parsing::InvalidApplianceHashError, ex, "appliance hash #{appliance_hash.inspect} " \
                                                                     "doesn't contain all the necessary data"
end

Instance Method Details

#expired? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/cloudkeeper/entities/appliance.rb', line 45

def expired?
  expiration_date < Time.now
end