Class: Fog::Rackspace::BlockStorage::Snapshot

Inherits:
Model
  • Object
show all
Defined in:
lib/fog/rackspace/models/block_storage/snapshot.rb

Constant Summary collapse

AVAILABLE =
'available'
CREATING =
'creating'
DELETING =
'deleting'
ERROR =
'error'
ERROR_DELETING =
'error_deleting'

Instance Attribute Summary collapse

Attributes inherited from Model

#collection, #service

Instance Method Summary collapse

Methods inherited from Model

#initialize, #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 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

This class inherits a constructor from Fog::Model

Instance Attribute Details

#availability_zoneString (readonly)

Returns region of the snapshot.

Returns:

  • (String)

    region of the snapshot



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# File 'lib/fog/rackspace/models/block_storage/snapshot.rb', line 43

attribute :availability_zone

#created_atString (readonly)

Returns snapshot creation time.

Returns:

  • (String)

    snapshot creation time



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# File 'lib/fog/rackspace/models/block_storage/snapshot.rb', line 19

attribute :created_at, :aliases => 'createdAt'

#display_descriptionString

Returns display description of snapshot.

Returns:

  • (String)

    display description of snapshot



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# File 'lib/fog/rackspace/models/block_storage/snapshot.rb', line 31

attribute :display_description

#display_nameString

Returns display name of snapshot.

Returns:

  • (String)

    display name of snapshot



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# File 'lib/fog/rackspace/models/block_storage/snapshot.rb', line 27

attribute :display_name

#idString (readonly)

Returns The snapshot id.

Returns:

  • (String)

    The snapshot id



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# File 'lib/fog/rackspace/models/block_storage/snapshot.rb', line 15

identity :id

#sizeString

Returns size of snapshot.

Returns:

  • (String)

    size of snapshot



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# File 'lib/fog/rackspace/models/block_storage/snapshot.rb', line 35

attribute :size

#stateString (readonly)

Returns snapshot status.

Returns:

  • (String)

    snapshot status



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# File 'lib/fog/rackspace/models/block_storage/snapshot.rb', line 23

attribute :state, :aliases => 'status'

#volume_idString

Returns the volume_id of the snapshot.

Returns:

  • (String)

    the volume_id of the snapshot



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# File 'lib/fog/rackspace/models/block_storage/snapshot.rb', line 39

attribute :volume_id

Instance Method Details

#destroyBoolean

Destroys snapshot



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# File 'lib/fog/rackspace/models/block_storage/snapshot.rb', line 73

def destroy
  requires :identity
  service.delete_snapshot(identity)
  true
end

#ready?Boolean

Returns true if the snapshot is in a ready state

Returns:

  • (Boolean)

    returns true if snapshot is in a ready state



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# File 'lib/fog/rackspace/models/block_storage/snapshot.rb', line 47

def ready?
  state == AVAILABLE
end

#save(force = false) ⇒ Boolean

Note:

A snapshot object cannot be updated

Note:

All writes to the volume should be flushed before creating the snapshot, either by un-mounting any file systems on the volume or by detaching the volume.

Creates the snapshot

Parameters:

  • force (Boolean) (defaults to: false)

    Set to true to force service to create snapshot

Returns:

  • (Boolean)

    returns true if snapshot is being created

Raises:

See Also:



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# File 'lib/fog/rackspace/models/block_storage/snapshot.rb', line 58

def save(force = false)
  requires :volume_id
  raise IdentifierTaken.new('Resaving may cause a duplicate snapshot to be created') if persisted?
  data = service.create_snapshot(volume_id, {
    :display_name => display_name,
    :display_description => display_description,
    :force => force
  })
  merge_attributes(data.body['snapshot'])
  true
end