[vxlan] Remove tunnel map objects on VNET tunnel removal (#2150)

* [vxlan] Remove tunnel map objects on VNET tunnel removal Signed-off-by: Volodymyr Samotiy <volodymyrs@nvidia.com>
sonic-net · Mar 28, 2022 · 680c539 · 680c539
1 parent 20dde0c
commit 680c539
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Showing 2 changed files with 33 additions and 22 deletions.
diff --git a/orchagent/vxlanorch.cpp b/orchagent/vxlanorch.cpp
@@ -1542,28 +1542,12 @@ bool VxlanTunnelOrch::removeVxlanTunnelMap(string tunnelName, uint32_t vni)
     tunnel_obj->vlan_vrf_vni_count--;
     if (tunnel_obj->vlan_vrf_vni_count == 0)
     {
-        auto tunnel_term_id = vxlan_tunnel_table_[tunnelName].get()->getTunnelTermId();
-        try
-        {
-            remove_tunnel_termination(tunnel_term_id);
-        }
-        catch(const std::runtime_error& error)
-        {
-            SWSS_LOG_ERROR("Error removing tunnel term entry. Tunnel: %s. Error: %s", tunnelName.c_str(), error.what());
-            return false;
-        }
-
-        auto tunnel_id = vxlan_tunnel_table_[tunnelName].get()->getTunnelId();
-        try
-        {
-            removeTunnelFromFlexCounter(tunnel_id, tunnelName);
-            remove_tunnel(tunnel_id);
-        }
-        catch(const std::runtime_error& error)
-        {
-            SWSS_LOG_ERROR("Error removing tunnel entry. Tunnel: %s. Error: %s", tunnelName.c_str(), error.what());
-            return false;
-        }
+       uint8_t mapper_list = 0;
+
+       TUNNELMAP_SET_VLAN(mapper_list);
+       TUNNELMAP_SET_VRF(mapper_list);
+
+       tunnel_obj->deleteTunnelHw(mapper_list, TUNNEL_MAP_USE_DEDICATED_ENCAP_DECAP);
     }
 
     SWSS_LOG_NOTICE("Vxlan map entry deleted for tunnel '%s' with vni '%d'", tunnelName.c_str(), vni);

diff --git a/tests/test_vnet.py b/tests/test_vnet.py
@@ -362,6 +362,9 @@ def create_vxlan_tunnel(dvs, name, src_ip):
         attrs,
     )
 
+def delete_vxlan_tunnel(dvs, name):
+    conf_db = swsscommon.DBConnector(swsscommon.CONFIG_DB, dvs.redis_sock, 0)
+    delete_entry_tbl(conf_db, "VXLAN_TUNNEL", name)
 
 def create_vxlan_tunnel_map(dvs, tunnel_name, tunnel_map_entry_name, vlan, vni_id):
     conf_db = swsscommon.DBConnector(swsscommon.CONFIG_DB, dvs.redis_sock, 0)
@@ -621,6 +624,18 @@ def check_vxlan_tunnel(self, dvs, tunnel_name, src_ip):
         self.tunnel_map_map[tunnel_name] = tunnel_map_id
         self.tunnel[tunnel_name] = tunnel_id
 
+    def check_del_vxlan_tunnel(self, dvs):
+        asic_db = swsscommon.DBConnector(swsscommon.ASIC_DB, dvs.redis_sock, 0)
+
+        old_tunnel = get_deleted_entries(asic_db, self.ASIC_TUNNEL_TABLE, self.tunnel_ids, 1)
+        check_deleted_object(asic_db, self.ASIC_TUNNEL_TABLE, old_tunnel[0])
+        self.tunnel_ids.remove(old_tunnel[0])
+
+        old_tunnel_maps = get_deleted_entries(asic_db, self.ASIC_TUNNEL_MAP, self.tunnel_map_ids, 4)
+        for old_tunnel_map in old_tunnel_maps:
+            check_deleted_object(asic_db, self.ASIC_TUNNEL_MAP, old_tunnel_map)
+            self.tunnel_map_ids.remove(old_tunnel_map)
+
     def check_vxlan_tunnel_entry(self, dvs, tunnel_name, vnet_name, vni_id):
         asic_db = swsscommon.DBConnector(swsscommon.ASIC_DB, dvs.redis_sock, 0)
         app_db = swsscommon.DBConnector(swsscommon.APPL_DB, dvs.redis_sock, 0)
@@ -1049,6 +1064,9 @@ def test_vnet_orch_1(self, dvs, testlog):
         delete_vnet_entry(dvs, 'Vnet_2000')
         vnet_obj.check_del_vnet_entry(dvs, 'Vnet_2000')
 
+        delete_vxlan_tunnel(dvs, tunnel_name)
+        vnet_obj.check_del_vxlan_tunnel(dvs)
+
     '''
     Test 2 - Two VNets, One HSMs per VNet
     '''
@@ -1175,6 +1193,9 @@ def test_vnet_orch_2(self, dvs, testlog):
         delete_vnet_entry(dvs, 'Vnet_2')
         vnet_obj.check_del_vnet_entry(dvs, 'Vnet_2')
 
+        delete_vxlan_tunnel(dvs, tunnel_name)
+        vnet_obj.check_del_vxlan_tunnel(dvs)
+
     '''
     Test 3 - Two VNets, One HSMs per VNet, Peering
     '''
@@ -1255,6 +1276,9 @@ def test_vnet_orch_3(self, dvs, testlog):
         delete_vnet_entry(dvs, 'Vnet_20')
         vnet_obj.check_del_vnet_entry(dvs, 'Vnet_20')
 
+        delete_vxlan_tunnel(dvs, tunnel_name)
+        vnet_obj.check_del_vxlan_tunnel(dvs)
+
     '''
     Test 4 - IPv6 Vxlan tunnel test
     '''
@@ -1396,6 +1420,9 @@ def test_vnet_orch_4(self, dvs, testlog):
         delete_vnet_entry(dvs, 'Vnet3001')
         vnet_obj.check_del_vnet_entry(dvs, 'Vnet3001')
 
+        delete_vxlan_tunnel(dvs, tunnel_name)
+        vnet_obj.check_del_vxlan_tunnel(dvs)
+
     '''
     Test 5 - Default VNet test
     '''