libvirt: direct SPICE console database changes

This patch makes just the schema changes required for the
implementation of SPICE direct consoles, as requested during
review. See change I1e701cbabc0e2c435685e31465159eec09e3b1a0
for the related feature implementation.

APIImpact

Change-Id: I838ad1a8a74f47544226d3da0e7f1a2f5585b7cb

nova/db/main/migrations/versions/2903cd72dc14_add_tls_port_to_console_auth_tokens.py

@@ -0,0 +1,33 @@
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+"""add_tls_port_to_console_auth_tokens
+
+Revision ID: 2903cd72dc14
+Revises: d60bddf7a903
+Create Date: 2024-07-18 22:55:25.736157
+"""
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '2903cd72dc14'
+down_revision = 'd60bddf7a903'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    with op.batch_alter_table('console_auth_tokens', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('tls_port', sa.Integer()))

nova/db/main/models.py

@@ -1218,6 +1218,7 @@ class ConsoleAuthToken(BASE, NovaBase):
     console_type = sa.Column(sa.String(255), nullable=False)
     host = sa.Column(sa.String(255), nullable=False)
     port = sa.Column(sa.Integer, nullable=False)
+    tls_port = sa.Column(sa.Integer, nullable=True)
     internal_access_path = sa.Column(sa.String(255))
     instance_uuid = sa.Column(sa.String(36), nullable=False)
     expires = sa.Column(sa.Integer, nullable=False)

nova/tests/unit/db/main/test_migrations.py

@@ -374,6 +374,11 @@ class NovaMigrationsWalk(
     def _check_d60bddf7a903(self, connection):
         pass
 
+    def _check_2903cd72dc14(self, connection):
+        self.assertColumnExists(connection,
+                                'console_auth_tokens',
+                                'tls_port')
+
     def test_single_base_revision(self):
         """Ensure we only have a single base revision.