26d7f3bf0fa5_add_bind_rtp_to_media_address_to_pjsip.py

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"""add bind_rtp_to_media_address to pjsip
 
Revision ID: 26d7f3bf0fa5
Revises: 2d078ec071b7
Create Date: 2016-01-07 12:23:42.894400
 
"""
 
# revision identifiers, used by Alembic.
revision = '26d7f3bf0fa5'
down_revision = '2d078ec071b7'
 
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('bind_rtp_to_media_address', yesno_values))
 
 
def downgrade():
    if op.get_context().bind.dialect.name == 'mssql':
        op.drop_constraint('ck_ps_endpoints_bind_rtp_to_media_address_yesno_values','ps_endpoints')
    op.drop_column('ps_endpoints', 'bind_rtp_to_media_address')