Class: Fog::Compute::AWS::Volume

Inherits:
Model
  • Object
show all
Defined in:
lib/fog/aws/models/compute/volume.rb

Instance Attribute Summary

Attributes inherited from Model

#collection, #service

Instance Method Summary collapse

Methods inherited from Model

#inspect, #reload, #symbolize_keys, #to_json, #wait_for

Methods included from Attributes::ClassMethods

#_load, #aliases, #attribute, #attributes, #identity, #ignore_attributes, #ignored_attributes

Methods included from Fog::Core::DeprecatedConnectionAccessors

#connection, #connection=, #prepare_service_value

Methods included from Attributes::InstanceMethods

#_dump, #attributes, #dup, #identity, #identity=, #merge_attributes, #new_record?, #persisted?, #requires, #requires_one

Constructor Details

#initialize(attributes = {}) ⇒ Volume

Returns a new instance of Volume.



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# File 'lib/fog/aws/models/compute/volume.rb', line 24

def initialize(attributes = {})
  # assign server first to prevent race condition with persisted?
  self.server = attributes.delete(:server)
  super
end

Instance Method Details

#destroy ⇒ Object 



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# File 'lib/fog/aws/models/compute/volume.rb', line 30

def destroy
  requires :id

  service.delete_volume(id)
  true
end

#force_detach ⇒ Object 



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# File 'lib/fog/aws/models/compute/volume.rb', line 95

def force_detach
  detach(true)
end

#ready? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fog/aws/models/compute/volume.rb', line 37

def ready?
  state == 'available'
end

#save ⇒ Object

Raises:



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# File 'lib/fog/aws/models/compute/volume.rb', line 41

def save
  raise Fog::Errors::Error.new('Resaving an existing object may create a duplicate') if persisted?
  requires :availability_zone
  requires_one :size, :snapshot_id

  if type == 'io1'
    requires :iops
  end

  data = service.create_volume(availability_zone, size, 'SnapshotId' => snapshot_id, 'VolumeType' => type, 'Iops' => iops).body
  new_attributes = data.reject {|key,value| key == 'requestId'}
  merge_attributes(new_attributes)

  if tags = self.tags
    # expect eventual consistency
    Fog.wait_for { self.reload rescue nil }
    for key, value in (self.tags = tags)
      service.tags.create(
        :key          => key,
        :resource_id  => self.identity,
        :value        => value
      )
    end
  end

  if @server
    self.server = @server
  end
  true
end

#server ⇒ Object 



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# File 'lib/fog/aws/models/compute/volume.rb', line 72

def server
  requires :server_id
  service.servers('instance-id' => server_id)
end

#server=(new_server) ⇒ Object 



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# File 'lib/fog/aws/models/compute/volume.rb', line 77

def server=(new_server)
  if new_server
    attach(new_server)
  else
    detach
  end
end

#snapshot(description) ⇒ Object 



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# File 'lib/fog/aws/models/compute/volume.rb', line 90

def snapshot(description)
  requires :id
  service.create_snapshot(id, description)
end

#snapshots ⇒ Object 



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# File 'lib/fog/aws/models/compute/volume.rb', line 85

def snapshots
  requires :id
  service.snapshots(:volume => self)
end