Split DRIVER_TABLES in external.py

Split DRIVER_TABLES into separate lists for each driver.
This is needed for easier implementation of ModelMigrationSyncTest
in driver/plugin repositoties that were split out from Neutron.

Related-bug: #1470678

Change-Id: Id4558f2230f42377be1dd4f319a2c97122d1fa9d

doc/source/devref/contribute.rst

@@ -439,7 +439,7 @@ should take these steps to move the models for the tables out of tree.
    third-party repo as is done in the neutron repo,
    i.e. ``networking_foo/db/migration/alembic_migrations/versions/*.py``
 #. Remove the models from the neutron repo.
-#. Add the names of the removed tables to ``DRIVER_TABLES`` in
+#. Add the names of the removed tables to ``REPO_FOO_TABLES`` in
    ``neutron/db/migration/alembic_migrations/external.py`` (this is used for
    testing, see below).
 
@@ -461,7 +461,7 @@ Liberty Steps
 +++++++++++++
 
 The model_sync test will be updated to ignore the models that have been moved
-out of tree. A ``DRIVER_TABLES`` list will be maintained in
+out of tree. ``REPO_FOO_TABLES`` lists will be maintained in
 ``neutron/db/migration/alembic_migrations/external.py``.
 
 

neutron/db/migration/alembic_migrations/external.py

@@ -24,12 +24,15 @@ LBAAS_TABLES = ['vips', 'sessionpersistences', 'pools', 'healthmonitors',
 
 FWAAS_TABLES = ['firewall_rules', 'firewalls', 'firewall_policies']
 
-DRIVER_TABLES = [
-    # Arista ML2 driver Models moved to openstack/networking-arista
+# Arista ML2 driver Models moved to openstack/networking-arista
+REPO_ARISTA_TABLES = [
     'arista_provisioned_nets',
     'arista_provisioned_vms',
     'arista_provisioned_tenants',
-    # Models moved to openstack/networking-cisco
+]
+
+# Models moved to openstack/networking-cisco
+REPO_CISCO_TABLES = [
     'cisco_ml2_apic_contracts',
     'cisco_ml2_apic_names',
     'cisco_ml2_apic_host_links',
@@ -45,7 +48,10 @@ DRIVER_TABLES = [
     'ml2_nexus_vxlan_allocations',
     'ml2_nexus_vxlan_mcast_groups',
     'ml2_ucsm_port_profiles',
-    # VMware-NSX models moved to openstack/vmware-nsx
+]
+
+# VMware-NSX models moved to openstack/vmware-nsx
+REPO_VMWARE_TABLES = [
     'tz_network_bindings',
     'neutron_nsx_network_mappings',
     'neutron_nsx_security_group_mappings',
@@ -77,7 +83,9 @@ DRIVER_TABLES = [
     'nsxv_spoofguard_policy_network_mappings',
     'nsxv_vdr_dhcp_bindings',
     'vcns_router_bindings',
-    # Add your tables with moved models here^. Please end with a comma.
 ]
 
-TABLES = (FWAAS_TABLES + LBAAS_TABLES + VPNAAS_TABLES + DRIVER_TABLES)
+TABLES = (FWAAS_TABLES + LBAAS_TABLES + VPNAAS_TABLES +
+          REPO_ARISTA_TABLES +
+          REPO_CISCO_TABLES +
+          REPO_VMWARE_TABLES)