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"""Add/Update tables for pjsip
Revision ID: 2fc7930b41b3
Revises: 581a4264e537
Create Date: 2014-01-14 09:23:53.923454
"""
# revision identifiers, used by Alembic.
revision = '2fc7930b41b3'
down_revision = '581a4264e537'
from alembic import op
from alembic import context
import sqlalchemy as sa
from sqlalchemy.dialects.postgresql import ENUM
YESNO_NAME = 'yesno_values'
YESNO_VALUES = ['yes', 'no']
PJSIP_REDIRECT_METHOD_NAME = 'pjsip_redirect_method_values'
PJSIP_REDIRECT_METHOD_VALUES = ['user', 'uri_core', 'uri_pjsip']
PJSIP_TRANSPORT_METHOD_NAME = 'pjsip_transport_method_values'
PJSIP_TRANSPORT_METHOD_VALUES = ['default', 'unspecified', 'tlsv1', 'sslv2',
'sslv3', 'sslv23']
PJSIP_TRANSPORT_PROTOCOL_NAME = 'pjsip_transport_protocol_values'
PJSIP_TRANSPORT_PROTOCOL_VALUES = ['udp', 'tcp', 'tls', 'ws', 'wss']
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)
# for some reason when using 'add_column' if you don't create the enum
# first it will think it already exists and fail
pjsip_redirect_method_values = sa.Enum(
*PJSIP_REDIRECT_METHOD_VALUES, name=PJSIP_REDIRECT_METHOD_NAME)
check = False if context.is_offline_mode() else True
pjsip_redirect_method_values.create(op.get_bind(), checkfirst=check)
pjsip_transport_method_values = sa.Enum(
*PJSIP_TRANSPORT_METHOD_VALUES, name=PJSIP_TRANSPORT_METHOD_NAME)
pjsip_transport_protocol_values = sa.Enum(
*PJSIP_TRANSPORT_PROTOCOL_VALUES, name=PJSIP_TRANSPORT_PROTOCOL_NAME)
######################### create tables ##########################
op.create_table(
'ps_systems',
sa.Column('id', sa.String(40), nullable=False, unique=True),
sa.Column('timer_t1', sa.Integer),
sa.Column('timer_b', sa.Integer),
sa.Column('compact_headers', yesno_values),
sa.Column('threadpool_initial_size', sa.Integer),
sa.Column('threadpool_auto_increment', sa.Integer),
sa.Column('threadpool_idle_timeout', sa.Integer),
sa.Column('threadpool_max_size', sa.Integer),
)
op.create_index('ps_systems_id', 'ps_systems', ['id'])
op.create_table(
'ps_globals',
sa.Column('id', sa.String(40), nullable=False, unique=True),
sa.Column('max_forwards', sa.Integer),
sa.Column('user_agent', sa.String(40)),
sa.Column('default_outbound_endpoint', sa.String(40)),
)
op.create_index('ps_globals_id', 'ps_globals', ['id'])
op.create_table(
'ps_transports',
sa.Column('id', sa.String(40), nullable=False, unique=True),
sa.Column('async_operations', sa.Integer),
sa.Column('bind', sa.String(40)),
sa.Column('ca_list_file', sa.String(200)),
sa.Column('cert_file', sa.String(200)),
sa.Column('cipher', sa.String(200)),
sa.Column('domain', sa.String(40)),
sa.Column('external_media_address', sa.String(40)),
sa.Column('external_signaling_address', sa.String(40)),
sa.Column('external_signaling_port', sa.Integer),
sa.Column('method', pjsip_transport_method_values),
sa.Column('local_net', sa.String(40)),
sa.Column('password', sa.String(40)),
sa.Column('priv_key_file', sa.String(200)),
sa.Column('protocol', pjsip_transport_protocol_values),
sa.Column('require_client_cert', yesno_values),
sa.Column('verify_client', yesno_values),
sa.Column('verifiy_server', yesno_values),
sa.Column('tos', yesno_values),
sa.Column('cos', yesno_values),
)
op.create_index('ps_transports_id', 'ps_transports', ['id'])
op.create_table(
'ps_registrations',
sa.Column('id', sa.String(40), nullable=False, unique=True),
sa.Column('auth_rejection_permanent', yesno_values),
sa.Column('client_uri', sa.String(40)),
sa.Column('contact_user', sa.String(40)),
sa.Column('expiration', sa.Integer),
sa.Column('max_retries', sa.Integer),
sa.Column('outbound_auth', sa.String(40)),
sa.Column('outbound_proxy', sa.String(40)),
sa.Column('retry_interval', sa.Integer),
sa.Column('forbidden_retry_interval', sa.Integer),
sa.Column('server_uri', sa.String(40)),
sa.Column('transport', sa.String(40)),
sa.Column('support_path', yesno_values),
)
op.create_index('ps_registrations_id', 'ps_registrations', ['id'])
########################## add columns ###########################
# new columns for endpoints
op.add_column('ps_endpoints', sa.Column('media_address', sa.String(40)))
op.add_column('ps_endpoints', sa.Column('redirect_method',
pjsip_redirect_method_values))
op.add_column('ps_endpoints', sa.Column('set_var', sa.Text()))
# rename mwi_fromuser to mwi_from_user
op.alter_column('ps_endpoints', 'mwi_fromuser',
new_column_name='mwi_from_user', existing_type=sa.String(40))
# new columns for contacts
op.add_column('ps_contacts', sa.Column('outbound_proxy', sa.String(40)))
op.add_column('ps_contacts', sa.Column('path', sa.Text()))
# new columns for aors
op.add_column('ps_aors', sa.Column('maximum_expiration', sa.Integer))
op.add_column('ps_aors', sa.Column('outbound_proxy', sa.String(40)))
op.add_column('ps_aors', sa.Column('support_path', yesno_values))
def downgrade():
########################## drop columns ##########################
if op.get_context().bind.dialect.name == 'mssql':
op.drop_constraint('ck_ps_aors_support_path_yesno_values', 'ps_aors')
op.drop_column('ps_aors', 'support_path')
op.drop_column('ps_aors', 'outbound_proxy')
op.drop_column('ps_aors', 'maximum_expiration')
op.drop_column('ps_contacts', 'path')
op.drop_column('ps_contacts', 'outbound_proxy')
op.alter_column('ps_endpoints', 'mwi_from_user',
new_column_name='mwi_fromuser', existing_type=sa.String(40))
op.drop_column('ps_endpoints', 'set_var')
if op.get_context().bind.dialect.name == 'mssql':
op.drop_constraint('ck_ps_endpoints_redirect_method_pjsip_redirect_method_values', 'ps_endpoints')
op.drop_column('ps_endpoints', 'redirect_method')
op.drop_column('ps_endpoints', 'media_address')
########################## drop tables ###########################
op.drop_table('ps_registrations')
op.drop_table('ps_transports')
op.drop_table('ps_globals')
op.drop_table('ps_systems')
########################## drop enums ############################
sa.Enum(name=PJSIP_TRANSPORT_PROTOCOL_NAME).drop(
op.get_bind(), checkfirst=False)
sa.Enum(name=PJSIP_TRANSPORT_METHOD_NAME).drop(
op.get_bind(), checkfirst=False)
sa.Enum(name=PJSIP_REDIRECT_METHOD_NAME).drop(
op.get_bind(), checkfirst=False)
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