text: #    Licensed under the Apache License, Version 2.0 (the "License"); you may
  #    not use this file except in compliance with the License. You may obtain
  #    a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #    Unless required by applicable law or agreed to in writing, software
  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  #    License for the specific language governing permissions and limitations
  #    under the License.
  
  """Add Node.maintenance_reason
  
  Revision ID: 242cc6a923b3
  Revises: 487deb87cc9d
  Create Date: 2014-10-15 23:00:43.164061
  
  """
  
  # revision identifiers, used by Alembic.
  revision = '242cc6a923b3'
  down_revision = '487deb87cc9d'
  
  from alembic import op
  import sqlalchemy as sa
  
  
  def upgrade():
      op.add_column('nodes', sa.Column('maintenance_reason',
                                       sa.Text(),
                                       nullable=True))
  
  
  def downgrade():
      op.drop_column('nodes', 'maintenance_reason')
  