Class: Dcmgr::Models::StoragePool

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

Constant Summary collapse

STATAS_TYPE_REGISTERING = 
"registering"
STATAS_TYPE_ONLINE = 
"online"
STATAS_TYPE_DEGRADE = 
"degrade"
STATAS_TYPE_FAILED = 
"failed"
STATAS_TYPE_DEREGISTERED = 
"deregistered"
STATUS_MSGS = 
{
  STATAS_TYPE_REGISTERING => :registering,
  STATAS_TYPE_ONLINE => :online,
  STATAS_TYPE_DEGRADE => :degrade,
  STATAS_TYPE_FAILED => :failed,
  STATAS_TYPE_DEREGISTERED => :deregistered
}

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

.create_pool(params) ⇒ Object 



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# File 'lib/dcmgr/models/storage_pool.rb', line 102

def self.create_pool(params)
  self.create(:account_id => params[:account_id],
              :node_id => params[:node_id],
              :offerring_disk_space => params[:offerring_disk_space],
              :transport_type => params[:transport_type],
              :storage_type => params[:storage_type],
              :export_path => params[:export_path],
              :ipaddr => params[:ipaddr],
              :snapshot_base_path => params[:snapshot_base_path])
end

.get_lists(uuid) ⇒ Object 



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# File 'lib/dcmgr/models/storage_pool.rb', line 113

def self.get_lists(uuid)
  self.dataset.where(:account_id => uuid).all.map{|row|
    row.values
  }
end

Instance Method Details

#before_validation ⇒ Object 



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# File 'lib/dcmgr/models/storage_pool.rb', line 41

def before_validation
  export_path = self.export_path
  if export_path =~ /^(\/[a-z0-9]+)+$/
    export_path = export_path.split('/')
    export_path.shift
    self.export_path = export_path.join('/')
  end
end

#create_volume(account_id, size, snapshot_id = nil) ⇒ Object

def find_private_pool(account_id, uuid)

sp = self.dataset.where(:account_id=>).where(:uuid=>uuid)

end



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# File 'lib/dcmgr/models/storage_pool.rb', line 123

def create_volume(, size, snapshot_id=nil)
  v = Volume.create(:account_id => ,
                    :storage_pool_id => self.id,
                    :snapshot_id => snapshot_id,
                    :size =>size)
end

#state_machine ⇒ Object 



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# File 'lib/dcmgr/models/storage_pool.rb', line 50

def state_machine
  model = self
  st = Statemachine.build do
    superstate :storage_condition do
      trans :registering, :on_success, :online
      trans :registering, :on_error, :degrade
      trans :online, :on_success, :online
      trans :online, :on_error, :degrade
      trans :degrade, :on_success, :online
      trans :degrade, :on_error, :degrade

      event :on_fail, :failed
      event :on_deregistered, :deregistered
    end

    trans :failed, :on_success, :online
    trans :failed, :on_error, :degrade
    trans :failed, :on_deregistered, :deregistered

    on_entry_of :registering, proc {
      model.status = STATAS_TYPE_REGISTERING
    }

    on_entry_of :online, proc {
      model.status = STATAS_TYPE_ONLINE
    }

    on_entry_of :degrade, proc {
      model.status = STATAS_TYPE_DEGRADE
    }

    on_entry_of :failed, proc {
      model.status = STATAS_TYPE_FAILED
    }

    on_entry_of :deregistered, proc {
      model.status = STATAS_TYPE_DEREGISTERED
    }
  end

  if self[:status]
    if st.has_state(STATUS_MSGS[self[:status]].to_sym)
      st.state = STATUS_MSGS[self[:status]].to_sym
    else
      raise "Unknown state: #{self[:status]}"
    end
  else
    st.reset
  end
  st
end