Class: Dcmgr::Models::VolumeSnapshot

Inherits:
AccountResource show all
Defined in:
lib/dcmgr/models/volume_snapshot.rb

Defined Under Namespace

Classes: RequestError

Constant Summary collapse

STATE_TYPE_REGISTERING = 
"registering"
STATE_TYPE_CREATING = 
"creating"
STATE_TYPE_AVAILABLE = 
"available"
STATE_TYPE_FAILED = 
"failed"
STATE_TYPE_DELETING = 
"deleting"
STATE_TYPE_DELETED = 
"deleted"

Constants inherited from BaseNew

BaseNew::LOCK_TABLES_KEY

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from AccountResource

#account

Methods inherited from BaseNew

Proxy, dataset, install_data, install_data_hooks, lock!, unlock!

Class Method Details

.delete_snapshot(account_id, uuid) ⇒ Object 



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# File 'lib/dcmgr/models/volume_snapshot.rb', line 51

def self.delete_snapshot(, uuid)
  vs = self.dataset.where(:account_id => ).where(:uuid => uuid.split('-').last).first
  if vs.state.to_sym != :available
    raise RequestError, "invalid delete request"
  end
  vs.state = :deleting
  vs.save_changes
end

Instance Method Details

#create_volume(account_id) ⇒ Object

create volume inherite from this snapshot for the account. limitation: inherit volume is created on same storage_pool.



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# File 'lib/dcmgr/models/volume_snapshot.rb', line 43

def create_volume()
  storage_pool.create_volume(, self.size, self.canonical_uuid)
end

#origin_volume ⇒ Object 



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# File 'lib/dcmgr/models/volume_snapshot.rb', line 47

def origin_volume
  Volume[origin_volume_id]
end

#to_api_document ⇒ Object

Hash data for API response.



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# File 'lib/dcmgr/models/volume_snapshot.rb', line 30

def to_api_document
  h = {
    :id => self.canonical_uuid,
    :uuid => self.canonical_uuid,
    :state => self.state,
    :size => self.size,
    :origin_volume_id => self.origin_volume_id,
    :created_at => self.created_at,
  }
end