945b1098bdd_add_media_encryption_optimistic_to_pjsip.py

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00001 """add media encryption optimistic to pjsip
00002 
00003 Revision ID: 945b1098bdd
00004 Revises: 15b1430ad6f1
00005 Create Date: 2014-11-19 07:47:52.490388
00006 
00007 """
00008 
00009 # revision identifiers, used by Alembic.
00010 revision = '945b1098bdd'
00011 down_revision = '15b1430ad6f1'
00012 
00013 from alembic import op
00014 import sqlalchemy as sa
00015 from sqlalchemy.dialects.postgresql import ENUM
00016 
00017 YESNO_NAME = 'yesno_values'
00018 YESNO_VALUES = ['yes', 'no']
00019 
00020 def upgrade():
00021     ############################# Enums ##############################
00022 
00023     # yesno_values have already been created, so use postgres enum object
00024     # type to get around "already created" issue - works okay with mysql
00025     yesno_values = ENUM(*YESNO_VALUES, name=YESNO_NAME, create_type=False)
00026 
00027     op.add_column('ps_endpoints', sa.Column('media_encryption_optimistic', yesno_values))
00028 
00029 
00030 def downgrade():
00031     op.drop_column('ps_endpoints', 'media_encryption_optimistic')

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