Functions
def	downgrade ()

def	upgrade ()

Variables
string	down_revision = '5950038a6ead'

list	NEW_ENUM = ['yes', 'no', 'nonat', 'update', 'outgoing']

	new_type = sa.Enum(*NEW_ENUM, name='sip_directmedia_values_v2')

list	OLD_ENUM = ['yes', 'no', 'nonat', 'update']

	old_type = sa.Enum(*OLD_ENUM, name='sip_directmedia_values')

string	revision = '10aedae86a32'

	tcr

Function Documentation

◆ downgrade()

def downgrade ( )

Definition at line 63 of file 10aedae86a32_add_outgoing_enum_va.py.

def downgrade():
    context = op.get_context()
 
    op.execute(tcr.update().where(tcr.c.directmedia==u'outgoing')
               .values(directmedia=None))
 
    if context.bind.dialect.name != 'postgresql':
        op.alter_column('sippeers', 'directmedia',
                        type_=old_type,
                        existing_type=new_type)
    else:
        enum = ENUM("yes", "no", "nonat", "update",
                    name="sip_directmedia_values")
        enum.create(op.get_bind(), checkfirst=False)
 
        op.execute('ALTER TABLE sippeers ALTER COLUMN directmedia TYPE'
                   ' sip_directmedia_values USING'
                   ' directmedia::text::sip_directmedia_values')
 
        ENUM(name="sip_directmedia_values_v2").drop(op.get_bind(),
                                                checkfirst=False)

◆ upgrade()

def upgrade ( )

Definition at line 44 of file 10aedae86a32_add_outgoing_enum_va.py.

def upgrade():
    context = op.get_context()
 
    # Upgrading to this revision WILL clear your directmedia values.
    if context.bind.dialect.name != 'postgresql':
        op.alter_column('sippeers', 'directmedia',
                        type_=new_type,
                        existing_type=old_type)
    else:
        enum = ENUM("yes", "no", "nonat", "update", "outgoing",
                    name="sip_directmedia_values_v2")
        enum.create(op.get_bind(), checkfirst=False)
 
        op.execute('ALTER TABLE sippeers ALTER COLUMN directmedia TYPE'
                   ' sip_directmedia_values_v2 USING'
                   ' directmedia::text::sip_directmedia_values_v2')
 
        ENUM(name="sip_directmedia_values").drop(op.get_bind(), checkfirst=False)
 