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"""Add missing columns to system and registration
Revision ID: dbc44d5a908
Revises: 423f34ad36e2
Create Date: 2016-02-03 13:15:15.083043
"""
# revision identifiers, used by Alembic.
revision = 'dbc44d5a908'
down_revision = '423f34ad36e2'
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects.postgresql import ENUM
YESNO_NAME = 'yesno_values'
YESNO_VALUES = ['yes', 'no']
def upgrade():
############################# Enums ##############################
# yesno_values have already been created, so use postgres enum object
# type to get around "already created" issue - works okay with mysql
yesno_values = ENUM(*YESNO_VALUES, name=YESNO_NAME, create_type=False)
op.add_column('ps_systems', sa.Column('disable_tcp_switch', yesno_values))
op.add_column('ps_registrations', sa.Column('line', yesno_values))
op.add_column('ps_registrations', sa.Column('endpoint', sa.String(40)))
def downgrade():
op.drop_column('ps_systems', 'disable_tcp_switch')
op.drop_column('ps_registrations', 'line')
op.drop_column('ps_registrations', 'endpoint')
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