openstack/neutron-fwaas
Code Issues Proposed changes

[sqlalchemy-20] Replace the context writer/reader

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This patch replaces the old DB contexts and removes the subtransactions.

Change-Id: I9ac48eeba9f7d5d01153edb4b2f3341008ac2e01
This commit is contained in:
Rodolfo Alonso Hernandez 2023-10-10 10:53:21 +00:00 committed by Rodolfo Alonso
parent a4284e4ee6
commit cfa0b34476
4 changed files with 26 additions and 26 deletions
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1
neutron_fwaas/db/firewall/v2/firewall_db_v2.py
View File

@ -846,7 +846,6 @@ class FirewallPluginDb(object):
exc_ports = []
for port_id in port_id_list:
try:
with context.session.begin(subtransactions=True):
fwg_port_db = FirewallGroupPortAssociation(
firewall_group_id=fwg_db['id'],
port_id=port_id)

1
neutron_fwaas/db/migration/alembic_migrations/versions/2023.2/expand/6941ce70131e_add_standard_attr_id.py
View File

@ -45,7 +45,6 @@ def generate_records_for_existing(table):
sa.Column('standard_attr_id', sa.BigInteger(),
nullable=True))
session = sa.orm.Session(bind=op.get_bind())
with session.begin(subtransactions=True):
for row in session.query(model):
res = session.execute(
standardattrs.insert().values(resource_type=table,

9
neutron_fwaas/services/firewall/service_drivers/driver_api.py
View File

@ -20,6 +20,7 @@ import copy
from neutron_lib.callbacks import events
from neutron_lib.callbacks import registry
from neutron_lib import constants as nl_constants
from neutron_lib.db import api as db_api
from neutron_lib.plugins import directory
from oslo_log import log as logging
@ -134,8 +135,8 @@ class FirewallDriverDBMixin(FirewallDriver, metaclass=abc.ABCMeta):
self.firewall_db = firewall_db_v2.FirewallPluginDb()
@staticmethod
@db_api.CONTEXT_READER
def _update_resource_status(context, resource_type, resource_dict):
with context.session.begin(subtransactions=True):
context.session.query(resource_type).\
filter_by(id=resource_dict['id']).\
update({'status': resource_dict['status']})
@ -143,7 +144,7 @@ class FirewallDriverDBMixin(FirewallDriver, metaclass=abc.ABCMeta):
# Firewall Group
def create_firewall_group(self, context, firewall_group):
request_body = firewall_group
with context.session.begin(subtransactions=True):
with db_api.CONTEXT_WRITER.using(context):
firewall_group = self.firewall_db.create_firewall_group(
context, firewall_group)
self.create_firewall_group_precommit(context, firewall_group)
@ -231,7 +232,7 @@ class FirewallDriverDBMixin(FirewallDriver, metaclass=abc.ABCMeta):
# Firewall Policy
def create_firewall_policy(self, context, firewall_policy):
request_body = firewall_policy
with context.session.begin(subtransactions=True):
with db_api.CONTEXT_WRITER.using(context):
firewall_policy = self.firewall_db.create_firewall_policy(
context, firewall_policy)
self.create_firewall_policy_precommit(context, firewall_policy)
@ -310,7 +311,7 @@ class FirewallDriverDBMixin(FirewallDriver, metaclass=abc.ABCMeta):
# Firewall Rule
def create_firewall_rule(self, context, firewall_rule):
request_body = firewall_rule
with context.session.begin(subtransactions=True):
with db_api.CONTEXT_WRITER.using(context):
firewall_rule = self.firewall_db.create_firewall_rule(
context, firewall_rule)
self.create_firewall_rule_precommit(context, firewall_rule)

7
neutron_fwaas/tests/unit/services/firewall/service_drivers/agents/test_agents.py
View File

@ -20,6 +20,7 @@ from neutron import extensions as neutron_extensions
from neutron.tests.unit.extensions import test_l3
from neutron_lib import constants as nl_constants
from neutron_lib import context
from neutron_lib.db import api as db_api
from neutron_lib.exceptions import firewall_v2 as f_exc
from neutron_lib.plugins import directory
from oslo_config import cfg
@ -163,7 +164,7 @@ class TestAgentDriver(test_fwaas_plugin_v2.FirewallPluginV2TestCase,
do_delete=False
) as fwg:
fwg_id = fwg['firewall_group']['id']
with ctx.session.begin(subtransactions=True):
with db_api.CONTEXT_WRITER.using(ctx):
fwg_db = self.db._get_firewall_group(ctx, fwg_id)
fwg_db['status'] = nl_constants.PENDING_DELETE
@ -183,7 +184,7 @@ class TestAgentDriver(test_fwaas_plugin_v2.FirewallPluginV2TestCase,
def getdelete(context, fwg_id):
fwg_db = _get_firewall_group(context, fwg_id)
# NOTE(cby): Use a different session to simulate a concurrent del
with alt_ctx.session.begin(subtransactions=True):
with db_api.CONTEXT_READER.using(alt_ctx):
alt_ctx.session.query(FirewallGroup).filter_by(
id=fwg_id).delete()
return fwg_db
@ -197,7 +198,7 @@ class TestAgentDriver(test_fwaas_plugin_v2.FirewallPluginV2TestCase,
as_admin=True,
) as fwg:
fwg_id = fwg['firewall_group']['id']
with ctx.session.begin(subtransactions=True):
with db_api.CONTEXT_WRITER.using(ctx):
fwg_db = self.db._get_firewall_group(ctx, fwg_id)
fwg_db['status'] = nl_constants.PENDING_DELETE
ctx.session.flush()