Asterisk - The Open Source Telephony Project  21.4.1
ccf795ee535f_all_codecs_on_empty_reinvite.py
1 """all_codecs_on_empty_reinvite
2 
3 Revision ID: ccf795ee535f
4 Revises: 417c0247fd7e
5 Create Date: 2022-09-28 09:14:36.709781
6 
7 """
8 
9 # revision identifiers, used by Alembic.
10 revision = 'ccf795ee535f'
11 down_revision = '417c0247fd7e'
12 
13 from alembic import op
14 import sqlalchemy as sa
15 from sqlalchemy.dialects.postgresql import ENUM
16 
17 AST_BOOL_NAME = 'ast_bool_values'
18 # We'll just ignore the n/y and f/t abbreviations as Asterisk does not write
19 # those aliases.
20 AST_BOOL_VALUES = [ '0', '1',
21  'off', 'on',
22  'false', 'true',
23  'no', 'yes' ]
24 
25 def upgrade():
26  ############################# Enums ##############################
27 
28  # ast_bool_values has already been created, so use postgres enum object
29  # type to get around "already created" issue - works okay with mysql
30  ast_bool_values = ENUM(*AST_BOOL_VALUES, name=AST_BOOL_NAME, create_type=False)
31 
32  op.add_column('ps_globals', sa.Column('all_codecs_on_empty_reinvite', ast_bool_values))
33 
34 def downgrade():
35  if op.get_context().bind.dialect.name == 'mssql':
36  op.drop_constraint('ck_ps_globals_all_codecs_on_empty_reinvite_ast_bool_values', 'ps_globals')
37  op.drop_column('ps_globals', 'all_codecs_on_empty_reinvite')