X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fdevices%2Ftap%2Ftap.c;h=8005b347391af1a9e4b8b06eb133b258d2031377;hb=9e6356962a0cbb84f7ea9056b954d65aaa231a61;hp=4f76321071c2a45bc94261559dbf0ccdadfff96a;hpb=4e671d20c8bc6a45ff703625d78f6703c62094b7;p=vpp.git

diff --git a/src/vnet/devices/tap/tap.c b/src/vnet/devices/tap/tap.c
index 4f76321071c..8005b347391 100644
--- a/src/vnet/devices/tap/tap.c
+++ b/src/vnet/devices/tap/tap.c
@@ -80,6 +80,7 @@ void
 tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args)
 {
   vnet_main_t *vnm = vnet_get_main ();
+  vlib_thread_main_t *thm = vlib_get_thread_main ();
   virtio_main_t *vim = &virtio_main;
   tap_main_t *tm = &tap_main;
   vnet_sw_interface_t *sw;
@@ -129,8 +130,6 @@ tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args)
   vif->tap_fd = -1;
   vif->id = args->id;
 
-  hash_set (tm->dev_instance_by_interface_id, vif->id, vif->dev_instance);
-
   if ((vif->fd = open ("/dev/vhost-net", O_RDWR | O_NONBLOCK)) < 0)
     {
       args->rv = VNET_API_ERROR_SYSCALL_ERROR_1;
@@ -292,6 +291,26 @@ tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args)
       goto error;
     }
 
+  if (args->host_ip4_gw_set)
+    {
+      args->error = vnet_netlink_add_ip4_route (0, 0, &args->host_ip4_gw);
+      if (args->error)
+	{
+	  args->rv = VNET_API_ERROR_NETLINK_ERROR;
+	  goto error;
+	}
+    }
+
+  if (args->host_ip6_gw_set)
+    {
+      args->error = vnet_netlink_add_ip6_route (0, 0, &args->host_ip6_gw);
+      if (args->error)
+	{
+	  args->rv = VNET_API_ERROR_NETLINK_ERROR;
+	  goto error;
+	}
+    }
+
   /* switch back to old net namespace */
   if (args->host_namespace)
     {
@@ -335,10 +354,22 @@ tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args)
       args->mac_addr[0] = 2;
       args->mac_addr[1] = 0xfe;
     }
+  vif->rx_ring_sz = args->rx_ring_sz != 0 ? args->rx_ring_sz : 256;
+  vif->tx_ring_sz = args->tx_ring_sz != 0 ? args->tx_ring_sz : 256;
   vif->host_if_name = args->host_if_name;
   args->host_if_name = 0;
   vif->net_ns = args->host_namespace;
   args->host_namespace = 0;
+  vif->host_bridge = args->host_bridge;
+  args->host_bridge = 0;
+  clib_memcpy (vif->host_mac_addr, args->host_mac_addr, 6);
+  vif->host_ip4_prefix_len = args->host_ip4_prefix_len;
+  vif->host_ip6_prefix_len = args->host_ip6_prefix_len;
+  if (args->host_ip4_prefix_len)
+    clib_memcpy (&vif->host_ip4_addr, &args->host_ip4_addr, 4);
+  if (args->host_ip6_prefix_len)
+    clib_memcpy (&vif->host_ip6_addr, &args->host_ip6_addr, 16);
+
   args->error = ethernet_register_interface (vnm, virtio_device_class.index,
 					     vif->dev_instance,
 					     args->mac_addr,
@@ -350,6 +381,8 @@ tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args)
       goto error;
     }
 
+  hash_set (tm->dev_instance_by_interface_id, vif->id, vif->dev_instance);
+
   sw = vnet_get_hw_sw_interface (vnm, vif->hw_if_index);
   vif->sw_if_index = sw->sw_if_index;
   args->sw_if_index = vif->sw_if_index;
@@ -365,6 +398,8 @@ tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args)
   vif->flags |= VIRTIO_IF_FLAG_ADMIN_UP;
   vnet_hw_interface_set_flags (vnm, vif->hw_if_index,
 			       VNET_HW_INTERFACE_FLAG_LINK_UP);
+  if (thm->n_vlib_mains > 1)
+    clib_spinlock_init (&vif->lockp);
   goto done;
 
 error:
@@ -378,7 +413,7 @@ error:
     close (vif->tap_fd);
   if (vif->fd != -1)
     close (vif->fd);
-  vec_foreach_index (i, vif->vrings) virtio_vring_free (vif, i);
+  vec_foreach_index (i, vif->vrings) virtio_vring_free (vm, vif, i);
   memset (vif, 0, sizeof (virtio_if_t));
   pool_put (vim->interfaces, vif);
 
@@ -408,6 +443,7 @@ tap_delete_if (vlib_main_t * vm, u32 sw_if_index)
   /* bring down the interface */
   vnet_hw_interface_set_flags (vnm, vif->hw_if_index, 0);
   vnet_sw_interface_set_flags (vnm, vif->sw_if_index, 0);
+  vnet_hw_interface_unassign_rx_thread (vnm, vif->hw_if_index, 0);
 
   ethernet_delete_interface (vnm, vif->hw_if_index);
   vif->hw_if_index = ~0;
@@ -417,10 +453,11 @@ tap_delete_if (vlib_main_t * vm, u32 sw_if_index)
   if (vif->fd != -1)
     close (vif->fd);
 
-  vec_foreach_index (i, vif->vrings) virtio_vring_free (vif, i);
+  vec_foreach_index (i, vif->vrings) virtio_vring_free (vm, vif, i);
   vec_free (vif->vrings);
 
   hash_unset (tm->dev_instance_by_interface_id, vif->id);
+  clib_spinlock_free (&vif->lockp);
   memset (vif, 0, sizeof (*vif));
   pool_put (mm->interfaces, vif);
 
@@ -441,11 +478,39 @@ tap_dump_ifs (tap_interface_details_t ** out_tapids)
   pool_foreach (vif, mm->interfaces,
     vec_add2(r_tapids, tapid, 1);
     memset (tapid, 0, sizeof (*tapid));
+    tapid->id = vif->id;
     tapid->sw_if_index = vif->sw_if_index;
     hi = vnet_get_hw_interface (vnm, vif->hw_if_index);
     clib_memcpy(tapid->dev_name, hi->name,
-		MIN (ARRAY_LEN (tapid->dev_name) - 1,
-		     strlen ((const char *) hi->name)));
+                MIN (ARRAY_LEN (tapid->dev_name) - 1,
+                     strlen ((const char *) hi->name)));
+    tapid->rx_ring_sz = vif->rx_ring_sz;
+    tapid->tx_ring_sz = vif->tx_ring_sz;
+    clib_memcpy(tapid->host_mac_addr, vif->host_mac_addr, 6);
+    if (vif->host_if_name)
+      {
+        clib_memcpy(tapid->host_if_name, vif->host_if_name,
+                    MIN (ARRAY_LEN (tapid->host_if_name) - 1,
+                    strlen ((const char *) vif->host_if_name)));
+      }
+    if (vif->net_ns)
+      {
+        clib_memcpy(tapid->host_namespace, vif->net_ns,
+                    MIN (ARRAY_LEN (tapid->host_namespace) - 1,
+                    strlen ((const char *) vif->net_ns)));
+      }
+    if (vif->host_bridge)
+      {
+        clib_memcpy(tapid->host_bridge, vif->host_bridge,
+                    MIN (ARRAY_LEN (tapid->host_bridge) - 1,
+                    strlen ((const char *) vif->host_bridge)));
+      }
+    if (vif->host_ip4_prefix_len)
+      clib_memcpy(tapid->host_ip4_addr, &vif->host_ip4_addr, 4);
+    tapid->host_ip4_prefix_len = vif->host_ip4_prefix_len;
+    if (vif->host_ip6_prefix_len)
+      clib_memcpy(tapid->host_ip6_addr, &vif->host_ip6_addr, 16);
+    tapid->host_ip6_prefix_len = vif->host_ip6_prefix_len;
   );
   /* *INDENT-ON* */