migration for initial tables

resource_management/alembic.ini

@@ -3,5 +3,6 @@
 # make sure the right line is un / commented depending on which schema you want
 # a migration for
 script_location = migrations
-# change this to run migrations from the command line
-sqlalchemy.url = mysql://dummy:dummy-pass@localhost/resources_test
+sqlalchemy.url = sqlite:////absolute/path/to/foo.db
+# or here is an example of a mysql dsn
+# sqlalchemy.url = mysql://dummy:dummy-pass@localhost/resources_db_name

resource_management/migrations/versions/1983660b3e64_create_initial_tables.py → resource_management/migrations/versions/1ec562888fd6_initial_tables.py

-"""create initial tables
+"""initial tables
 
-Revision ID: 1983660b3e64
-Revises:
-Create Date: 2022-12-18 14:16:34.695912
+Revision ID: 1ec562888fd6
+Revises: 
+Create Date: 2023-03-20 07:05:18.984767
 
 """
 from alembic import op
@@ -10,58 +10,66 @@ import sqlalchemy as sa
 
 
 # revision identifiers, used by Alembic.
-revision = '1983660b3e64'
+revision = '1ec562888fd6'
 down_revision = None
 branch_labels = None
 depends_on = None
 
 
 def upgrade() -> None:
+
     op.create_table(
-        'nodes',
+        'routers',
         sa.Column('id', sa.Integer, primary_key=True),
         sa.Column('fqdn', sa.String(256), nullable=False))
 
     op.create_table(
-        'line_cards',
+        'lags',
         sa.Column('id', sa.Integer, primary_key=True),
-        sa.Column('slot', sa.Integer, nullable=False),
-        sa.Column('model', sa.String(256), nullable=False),
-        sa.Column('serial', sa.String(256), nullable=False),
-        sa.Column('description', sa.String(256), nullable=False),
+        sa.Column('name', sa.String, nullable=False),
+        sa.Column(
+            'availability',
+            sa.Enum('AVAILABLE', 'USED', 'RESERVED', name='lag_availability'),
+            nullable=False),
         sa.Column(
-            'node_id',
+            'router_id',
             sa.Integer,
-            sa.ForeignKey('nodes.id'),
+            sa.ForeignKey('routers.id'),
             nullable=False))
 
     op.create_table(
-        'ports',
+        'physical_interfaces',
         sa.Column('id', sa.Integer, primary_key=True),
-        sa.Column('pic', sa.Integer, nullable=False),
-        sa.Column('position', sa.Integer, nullable=False),
-        sa.Column('interface', sa.String(256), nullable=True),
-        sa.Column('cable', sa.String(256), nullable=True),
-        sa.Column('cable', sa.String(256), nullable=True),
+        sa.Column('name', sa.String, nullable=False),
         sa.Column(
-            'line_card_id',
+            'availability',
+            sa.Enum('AVAILABLE', 'USED', 'RESERVED', name='lag_availability'),
+            nullable=False),
+        sa.Column(
+            'router_id',
             sa.Integer,
-            sa.ForeignKey('line_cards.id'),
-            nullable=False))
+            sa.ForeignKey('routers.id'),
+            nullable=False),
+        sa.Column(
+            'lag_id',
+            sa.Integer,
+            sa.ForeignKey('lags.id'),
+            nullable=True))
 
     op.create_table(
-        'port_speed_capabilities',
+        'logical_interfaces',
         sa.Column('id', sa.Integer, primary_key=True),
-        sa.Column('speed', sa.String(256), nullable=True),
+        sa.Column('name', sa.String, nullable=False),
         sa.Column(
-            'port_id',
+            'physical_id',
             sa.Integer,
-            sa.ForeignKey('ports.id'),
+            sa.ForeignKey('physical_interfaces.id'),
             nullable=False))
 
 
 def downgrade() -> None:
-    op.drop_table('port_speed_capabilities')
-    op.drop_table('ports')
-    op.drop_table('line_cards')
-    op.drop_table('nodes')
+    op.drop_table('logical_interfaces')
+    op.drop_table('physical_interfaces')
+    op.drop_table('lags')
+    op.drop_table('routers')
+