Class: OpenStack::Nova::Volume::Volume

Inherits:
Base show all
Defined in:
lib/open_stack/nova/volume/volume.rb

Overview

An OpenStack Volume

Attributes

  • display_name - Volume name

  • display_description - Volume description

  • volume_type - Volume type identifier

  • size - Volume size (GBytes)

  • availability_zone - The availability zone for the volume

  • created_at - Creation date for the volume

  • snapshot_id - The snapshot id for the volume (not nil if this volume is a snapshot)

  • status - If the volume is a snapshot, this is the status of the snapshot (i.e. available)

Instance Method Summary collapse

Methods inherited from Base

site, site=

Methods inherited from Common

collection_path, custom_method_collection_url, element_path

Methods inherited from Base

headers

Methods inherited from ActiveResource::Base

#load

Constructor Details

#initialize(attributes = {}, persisted = false) ⇒ Volume

:notnew:



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# File 'lib/open_stack/nova/volume/volume.rb', line 54

def initialize(attributes = {}, persisted = false) # :notnew:
  attributes = attributes.with_indifferent_access
  new_attributes = {
      :id => attributes[:id],
      :display_name => attributes[:display_name],
      :display_description => attributes[:display_description],
      :volume_type => attributes[:volume_type],
      :size => attributes[:size],
      :status => attributes[:status],
      :snapshot_id => attributes[:snapshot_id],
      :availability_zone => attributes[:availability_zone],
      :attachments => attributes[:attachments] || [],
      :created_at => attributes[:created].present? ? DateTime.strptime(attributes[:created], OpenStack::DATETIME_FORMAT) : nil,
  }

  super(new_attributes, persisted)
end

Instance Method Details

#attached? ⇒ Boolean

True if the volume is attached

Returns:

  • (Boolean) 


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# File 'lib/open_stack/nova/volume/volume.rb', line 78

def attached?
  !attachments.empty?
end

#server ⇒ Object

The first server to which this volume is attached to (if any)



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# File 'lib/open_stack/nova/volume/volume.rb', line 83

def server
  Compute::Server.find(attachments[0].server_id) if attached?
end

#snapshot? ⇒ Boolean

True if the image is a snapshot

Returns:

  • (Boolean) 


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# File 'lib/open_stack/nova/volume/volume.rb', line 73

def snapshot?
  persisted? and snapshot_id.present?
end