Add Roles and Permission models so that only admins can access /admin

migrations/versions/01a7d98d9647_.py

@@ -0,0 +1,32 @@
+"""empty message
+
+Revision ID: 01a7d98d9647
+Revises: 69f5d9c59c34
+Create Date: 2019-07-09 10:59:08.639902
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '01a7d98d9647'
+down_revision = '69f5d9c59c34'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('roles', sa.Column('default', sa.Boolean(), nullable=True))
+    op.add_column('roles', sa.Column('permissions', sa.Integer(), nullable=True))
+    op.create_index(op.f('ix_roles_default'), 'roles', ['default'], unique=False)
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index(op.f('ix_roles_default'), table_name='roles')
+    op.drop_column('roles', 'permissions')
+    op.drop_column('roles', 'default')
+    # ### end Alembic commands ###