asterisk/contrib/ast-db-manage/config/versions/15db7b91a97a_add_rtcp_mux.py

34 lines
949 B
Python

"""empty message
Revision ID: 15db7b91a97a
Revises: 465e70e8c337
Create Date: 2017-03-08 16:56:38.108162
"""
# revision identifiers, used by Alembic.
revision = '15db7b91a97a'
down_revision = '465e70e8c337'
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_endpoints', sa.Column('rtcp_mux', yesno_values))
def downgrade():
if op.get_context().bind.dialect.name == 'mssql':
op.drop_constraint('ck_ps_endpoints_rtcp_mux_yesno_values','ps_endpoints')
op.drop_column('ps_endpoints', 'rtcp_mux')