NEC: Merge NEC plugin models into single module

To simplify the maintenance of plugin-specific models,
this patch moves all models of NEC plugin into a single module.

Partial-Bug: #1419396
Related blueprint core-vendor-decomposition

Change-Id: Icd914450bf80bd64abb4bb49c7048d678fd0bf0f

diff --git a/neutron/db/migration/models/head.py b/neutron/db/migration/models/head.py
index 442c33e44abacf848c07010f54b5414ea85e885f..bff4e325ff5bcfccf9f7bf17518b7c098ebdfb15 100644 (file)
--- a/neutron/db/migration/models/head.py
+++ b/neutron/db/migration/models/head.py
@@ -63,8 +63,6 @@ from neutron.plugins.ml2.drivers import type_vlan  # noqa
 from neutron.plugins.ml2.drivers import type_vxlan  # noqa
 from neutron.plugins.ml2 import models  # noqa
 from neutron.plugins.nec.db import models as nec_models  # noqa
-from neutron.plugins.nec.db import packetfilter as nec_packetfilter  # noqa
-from neutron.plugins.nec.db import router  # noqa
 from neutron.plugins.nuage import nuage_models  # noqa
 from neutron.plugins.openvswitch import ovs_models_v2  # noqa
 from neutron.plugins.vmware.dbexts import nsx_models  # noqa

diff --git a/neutron/plugins/nec/db/models.py b/neutron/plugins/nec/db/models.py
index b351c3a957c0d9039a2cb6b821afd3b715631923..cce043eeeb8598505c6cdb796324a1f8185fe3ea 100644 (file)
--- a/neutron/plugins/nec/db/models.py
+++ b/neutron/plugins/nec/db/models.py
@@ -15,6 +15,7 @@
 import sqlalchemy as sa
 from sqlalchemy import orm
 
+from neutron.db import l3_db
 from neutron.db import model_base
 from neutron.db import models_v2
 
@@ -66,3 +67,51 @@ class PortInfo(model_base.BASEV2):
         backref=orm.backref("portinfo",
                             lazy='joined', uselist=False,
                             cascade='delete'))
+
+
+class RouterProvider(models_v2.model_base.BASEV2):
+    """Represents a binding of router_id to provider."""
+    provider = sa.Column(sa.String(255))
+    router_id = sa.Column(sa.String(36),
+                          sa.ForeignKey('routers.id', ondelete="CASCADE"),
+                          primary_key=True)
+
+    router = orm.relationship(l3_db.Router, uselist=False,
+                              backref=orm.backref('provider', uselist=False,
+                                                  lazy='joined',
+                                                  cascade='delete'))
+
+
+class PacketFilter(model_base.BASEV2, models_v2.HasId, models_v2.HasTenant):
+    """Represents a packet filter."""
+    name = sa.Column(sa.String(255))
+    network_id = sa.Column(sa.String(36),
+                           sa.ForeignKey('networks.id', ondelete="CASCADE"),
+                           nullable=False)
+    priority = sa.Column(sa.Integer, nullable=False)
+    action = sa.Column(sa.String(16), nullable=False)
+    # condition
+    in_port = sa.Column(sa.String(36),
+                        sa.ForeignKey('ports.id', ondelete="CASCADE"),
+                        nullable=True)
+    src_mac = sa.Column(sa.String(32), nullable=False)
+    dst_mac = sa.Column(sa.String(32), nullable=False)
+    eth_type = sa.Column(sa.Integer, nullable=False)
+    src_cidr = sa.Column(sa.String(64), nullable=False)
+    dst_cidr = sa.Column(sa.String(64), nullable=False)
+    protocol = sa.Column(sa.String(16), nullable=False)
+    src_port = sa.Column(sa.Integer, nullable=False)
+    dst_port = sa.Column(sa.Integer, nullable=False)
+    # status
+    admin_state_up = sa.Column(sa.Boolean(), nullable=False)
+    status = sa.Column(sa.String(16), nullable=False)
+
+    network = orm.relationship(
+        models_v2.Network,
+        backref=orm.backref('packetfilters', lazy='joined', cascade='delete'),
+        uselist=False)
+    in_port_ref = orm.relationship(
+        models_v2.Port,
+        backref=orm.backref('packetfilters', lazy='joined', cascade='delete'),
+        primaryjoin="Port.id==PacketFilter.in_port",
+        uselist=False)

diff --git a/neutron/plugins/nec/db/packetfilter.py b/neutron/plugins/nec/db/packetfilter.py
index a3763efefcae5e8a0dd99398a30c0234c4a72e7a..45aea5f4f9c6af8fdfe12bad163788a23e250eb9 100644 (file)
--- a/neutron/plugins/nec/db/packetfilter.py
+++ b/neutron/plugins/nec/db/packetfilter.py
@@ -12,14 +12,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import sqlalchemy as sa
-from sqlalchemy import orm
 from sqlalchemy.orm import exc as sa_exc
 from sqlalchemy import sql
 
 from neutron.api.v2 import attributes
-from neutron.db import model_base
-from neutron.db import models_v2
 from neutron.openstack.common import uuidutils
 from neutron.plugins.nec.db import models as nmodels
 from neutron.plugins.nec.extensions import packetfilter as ext_pf
@@ -32,41 +28,6 @@ PF_STATUS_ERROR = 'ERROR'
 INT_FIELDS = ('eth_type', 'src_port', 'dst_port')
 
 
-class PacketFilter(model_base.BASEV2, models_v2.HasId, models_v2.HasTenant):
-    """Represents a packet filter."""
-    name = sa.Column(sa.String(255))
-    network_id = sa.Column(sa.String(36),
-                           sa.ForeignKey('networks.id', ondelete="CASCADE"),
-                           nullable=False)
-    priority = sa.Column(sa.Integer, nullable=False)
-    action = sa.Column(sa.String(16), nullable=False)
-    # condition
-    in_port = sa.Column(sa.String(36),
-                        sa.ForeignKey('ports.id', ondelete="CASCADE"),
-                        nullable=True)
-    src_mac = sa.Column(sa.String(32), nullable=False)
-    dst_mac = sa.Column(sa.String(32), nullable=False)
-    eth_type = sa.Column(sa.Integer, nullable=False)
-    src_cidr = sa.Column(sa.String(64), nullable=False)
-    dst_cidr = sa.Column(sa.String(64), nullable=False)
-    protocol = sa.Column(sa.String(16), nullable=False)
-    src_port = sa.Column(sa.Integer, nullable=False)
-    dst_port = sa.Column(sa.Integer, nullable=False)
-    # status
-    admin_state_up = sa.Column(sa.Boolean(), nullable=False)
-    status = sa.Column(sa.String(16), nullable=False)
-
-    network = orm.relationship(
-        models_v2.Network,
-        backref=orm.backref('packetfilters', lazy='joined', cascade='delete'),
-        uselist=False)
-    in_port_ref = orm.relationship(
-        models_v2.Port,
-        backref=orm.backref('packetfilters', lazy='joined', cascade='delete'),
-        primaryjoin="Port.id==PacketFilter.in_port",
-        uselist=False)
-
-
 class PacketFilterDbMixin(object):
 
     def _make_packet_filter_dict(self, pf_entry, fields=None):
@@ -92,7 +53,7 @@ class PacketFilterDbMixin(object):
 
     def _get_packet_filter(self, context, id):
         try:
-            pf_entry = self._get_by_id(context, PacketFilter, id)
+            pf_entry = self._get_by_id(context, nmodels.PacketFilter, id)
         except sa_exc.NoResultFound:
             raise ext_pf.PacketFilterNotFound(id=id)
         return pf_entry
@@ -103,7 +64,7 @@ class PacketFilterDbMixin(object):
 
     def get_packet_filters(self, context, filters=None, fields=None):
         return self._get_collection(context,
-                                    PacketFilter,
+                                    nmodels.PacketFilter,
                                     self._make_packet_filter_dict,
                                     filters=filters,
                                     fields=fields)
@@ -174,7 +135,7 @@ class PacketFilterDbMixin(object):
         self._set_eth_type_from_protocol(params)
 
         with context.session.begin(subtransactions=True):
-            pf_entry = PacketFilter(**params)
+            pf_entry = nmodels.PacketFilter(**params)
             context.session.add(pf_entry)
 
         return self._make_packet_filter_dict(pf_entry)
@@ -201,16 +162,19 @@ class PacketFilterDbMixin(object):
         It returns a list of tuple (neutron filter_id, OFC id).
         """
         query = (context.session.query(nmodels.OFCFilterMapping)
-                 .join(PacketFilter,
-                       nmodels.OFCFilterMapping.neutron_id == PacketFilter.id)
-                 .filter(PacketFilter.admin_state_up == sql.true()))
+                 .join(nmodels.PacketFilter,
+                       nmodels.OFCFilterMapping.neutron_id
+                       == nmodels.PacketFilter.id)
+                 .filter(nmodels.PacketFilter.admin_state_up == sql.true()))
 
         network_id = port['network_id']
-        net_pf_query = (query.filter(PacketFilter.network_id == network_id)
-                        .filter(PacketFilter.in_port == sql.null()))
+        net_pf_query = (query.filter(nmodels.PacketFilter.network_id
+                                     == network_id)
+                        .filter(nmodels.PacketFilter.in_port == sql.null()))
         net_filters = [(pf['neutron_id'], pf['ofc_id']) for pf in net_pf_query]
 
-        port_pf_query = query.filter(PacketFilter.in_port == port['id'])
+        port_pf_query = query.filter(nmodels.PacketFilter.in_port
+                                     == port['id'])
         port_filters = [(pf['neutron_id'], pf['ofc_id'])
                         for pf in port_pf_query]
 

diff --git a/neutron/plugins/nec/db/router.py b/neutron/plugins/nec/db/router.py
index 113c3524349b1a17c72e5bc185e89f7f076d1d72..d6d42f24c67cfebf6456fef41214a83d132723f5 100644 (file)
--- a/neutron/plugins/nec/db/router.py
+++ b/neutron/plugins/nec/db/router.py
@@ -12,42 +12,27 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import sqlalchemy as sa
-from sqlalchemy import orm
 from sqlalchemy.orm import exc as sa_exc
 
 from neutron.db import l3_db
-from neutron.db import models_v2
 from neutron.openstack.common import log as logging
+from neutron.plugins.nec.db import models as nmodels
 
 LOG = logging.getLogger(__name__)
 
 
-class RouterProvider(models_v2.model_base.BASEV2):
-    """Represents a binding of router_id to provider."""
-    provider = sa.Column(sa.String(255))
-    router_id = sa.Column(sa.String(36),
-                          sa.ForeignKey('routers.id', ondelete="CASCADE"),
-                          primary_key=True)
-
-    router = orm.relationship(l3_db.Router, uselist=False,
-                              backref=orm.backref('provider', uselist=False,
-                                                  lazy='joined',
-                                                  cascade='delete'))
-
-
 def _get_router_providers_query(query, provider=None, router_ids=None):
     if provider:
         query = query.filter_by(provider=provider)
     if router_ids:
-        column = RouterProvider.router_id
+        column = nmodels.RouterProvider.router_id
         query = query.filter(column.in_(router_ids))
     return query
 
 
 def get_router_providers(session, provider=None, router_ids=None):
     """Retrieve a list of a pair of router ID and its provider."""
-    query = session.query(RouterProvider)
+    query = session.query(nmodels.RouterProvider)
     query = _get_router_providers_query(query, provider, router_ids)
     return [{'provider': router.provider, 'router_id': router.router_id}
             for router in query]
@@ -55,14 +40,14 @@ def get_router_providers(session, provider=None, router_ids=None):
 
 def get_routers_by_provider(session, provider, router_ids=None):
     """Retrieve a list of router IDs with the given provider."""
-    query = session.query(RouterProvider.router_id)
+    query = session.query(nmodels.RouterProvider.router_id)
     query = _get_router_providers_query(query, provider, router_ids)
     return [router[0] for router in query]
 
 
 def get_router_count_by_provider(session, provider, tenant_id=None):
     """Return the number of routers with the given provider."""
-    query = session.query(RouterProvider).filter_by(provider=provider)
+    query = session.query(nmodels.RouterProvider).filter_by(provider=provider)
     if tenant_id:
         query = (query.join('router').
                  filter(l3_db.Router.tenant_id == tenant_id))
@@ -72,7 +57,7 @@ def get_router_count_by_provider(session, provider, tenant_id=None):
 def get_provider_by_router(session, router_id):
     """Retrieve a provider of the given router."""
     try:
-        binding = (session.query(RouterProvider).
+        binding = (session.query(nmodels.RouterProvider).
                    filter_by(router_id=router_id).
                    one())
     except sa_exc.NoResultFound:
@@ -85,6 +70,6 @@ def add_router_provider_binding(session, provider, router_id):
     LOG.debug("Add provider binding "
               "(router=%(router_id)s, provider=%(provider)s)",
               {'router_id': router_id, 'provider': provider})
-    binding = RouterProvider(provider=provider, router_id=router_id)
+    binding = nmodels.RouterProvider(provider=provider, router_id=router_id)
     session.add(binding)
     return binding