Remove driver endpoints on network deleting

Signed-off-by: Lei Jitang <leijitang@huawei.com>

drivers/bridge/bridge.go

@@ -753,6 +753,17 @@ func (d *driver) DeleteNetwork(nid string) error {
 	config := n.config
 	n.Unlock()
 
+	// delele endpoints belong to this network
+	for _, ep := range n.endpoints {
+		if link, err := d.nlh.LinkByName(ep.srcName); err == nil {
+			d.nlh.LinkDel(link)
+		}
+
+		if err := d.storeDelete(ep); err != nil {
+			logrus.Warnf("Failed to remove bridge endpoint %s from store: %v", ep.id[0:7], err)
+		}
+	}
+
 	d.Lock()
 	delete(d.networks, nid)
 	d.Unlock()

drivers/ipvlan/ipvlan_network.go

@@ -8,6 +8,7 @@ import (
 	"github.com/docker/docker/pkg/stringid"
 	"github.com/docker/libnetwork/driverapi"
 	"github.com/docker/libnetwork/netlabel"
+	"github.com/docker/libnetwork/ns"
 	"github.com/docker/libnetwork/options"
 	"github.com/docker/libnetwork/osl"
 	"github.com/docker/libnetwork/types"
@@ -147,6 +148,15 @@ func (d *driver) DeleteNetwork(nid string) error {
 			}
 		}
 	}
+	for _, ep := range n.endpoints {
+		if link, err := ns.NlHandle().LinkByName(ep.srcName); err == nil {
+			ns.NlHandle().LinkDel(link)
+		}
+
+		if err := d.storeDelete(ep); err != nil {
+			logrus.Warnf("Failed to remove ipvlan endpoint %s from store: %v", ep.id[0:7], err)
+		}
+	}
 	// delete the *network
 	d.deleteNetwork(nid)
 	// delete the network record from persistent cache

drivers/macvlan/macvlan_network.go

@@ -8,6 +8,7 @@ import (
 	"github.com/docker/docker/pkg/stringid"
 	"github.com/docker/libnetwork/driverapi"
 	"github.com/docker/libnetwork/netlabel"
+	"github.com/docker/libnetwork/ns"
 	"github.com/docker/libnetwork/options"
 	"github.com/docker/libnetwork/osl"
 	"github.com/docker/libnetwork/types"
@@ -151,6 +152,15 @@ func (d *driver) DeleteNetwork(nid string) error {
 			}
 		}
 	}
+	for _, ep := range n.endpoints {
+		if link, err := ns.NlHandle().LinkByName(ep.srcName); err == nil {
+			ns.NlHandle().LinkDel(link)
+		}
+
+		if err := d.storeDelete(ep); err != nil {
+			logrus.Warnf("Failed to remove macvlan endpoint %s from store: %v", ep.id[0:7], err)
+		}
+	}
 	// delete the *network
 	d.deleteNetwork(nid)
 	// delete the network record from persistent cache

drivers/overlay/ov_network.go

@@ -165,6 +165,18 @@ func (d *driver) DeleteNetwork(nid string) error {
 		return fmt.Errorf("could not find network with id %s", nid)
 	}
 
+	for _, ep := range n.endpoints {
+		if ep.ifName != "" {
+			if link, err := ns.NlHandle().LinkByName(ep.ifName); err != nil {
+				ns.NlHandle().LinkDel(link)
+			}
+		}
+
+		if err := d.deleteEndpointFromStore(ep); err != nil {
+			logrus.Warnf("Failed to delete overlay endpoint %s from local store: %v", ep.id[0:7], err)
+		}
+
+	}
 	d.deleteNetwork(nid)
 
 	vnis, err := n.releaseVxlanID()