+++ /dev/null
-/*
- *------------------------------------------------------------------
- * vxlan_api.c - vxlan api
- *
- * Copyright (c) 2016 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *------------------------------------------------------------------
- */
-
-#include <vnet/vnet.h>
-#include <vlibmemory/api.h>
-
-#include <vnet/interface.h>
-#include <vnet/api_errno.h>
-#include <vnet/feature/feature.h>
-#include <vnet/vxlan/vxlan.h>
-#include <vnet/fib/fib_table.h>
-#include <vnet/ip/ip_types_api.h>
-#include <vnet/udp/udp_local.h>
-#include <vnet/format_fns.h>
-#include <vxlan/vxlan.api_enum.h>
-#include <vxlan/vxlan.api_types.h>
-
-static u16 msg_id_base;
-
-#define REPLY_MSG_ID_BASE msg_id_base
-#include <vlibapi/api_helper_macros.h>
-
-static void
-vl_api_vxlan_offload_rx_t_handler (vl_api_vxlan_offload_rx_t * mp)
-{
- vl_api_vxlan_offload_rx_reply_t *rmp;
- int rv = 0;
- u32 hw_if_index = ntohl (mp->hw_if_index);
- u32 sw_if_index = ntohl (mp->sw_if_index);
-
- if (!vnet_hw_interface_is_valid (vnet_get_main (), hw_if_index))
- {
- rv = VNET_API_ERROR_NO_SUCH_ENTRY;
- goto err;
- }
- VALIDATE_SW_IF_INDEX (mp);
-
- u32 t_index = vnet_vxlan_get_tunnel_index (sw_if_index);
- if (t_index == ~0)
- {
- rv = VNET_API_ERROR_INVALID_SW_IF_INDEX_2;
- goto err;
- }
-
- vxlan_main_t *vxm = &vxlan_main;
- vxlan_tunnel_t *t = pool_elt_at_index (vxm->tunnels, t_index);
- if (!ip46_address_is_ip4 (&t->dst))
- {
- rv = VNET_API_ERROR_INVALID_ADDRESS_FAMILY;
- goto err;
- }
-
- vnet_main_t *vnm = vnet_get_main ();
- vnet_hw_interface_t *hw_if = vnet_get_hw_interface (vnm, hw_if_index);
- ip4_main_t *im = &ip4_main;
- u32 rx_fib_index =
- vec_elt (im->fib_index_by_sw_if_index, hw_if->sw_if_index);
-
- if (t->encap_fib_index != rx_fib_index)
- {
- rv = VNET_API_ERROR_NO_SUCH_FIB;
- goto err;
- }
-
- if (vnet_vxlan_add_del_rx_flow (hw_if_index, t_index, mp->enable))
- {
- rv = VNET_API_ERROR_UNSPECIFIED;
- goto err;
- }
- BAD_SW_IF_INDEX_LABEL;
-err:
-
- REPLY_MACRO (VL_API_VXLAN_OFFLOAD_RX_REPLY);
-}
-
-static void
- vl_api_sw_interface_set_vxlan_bypass_t_handler
- (vl_api_sw_interface_set_vxlan_bypass_t * mp)
-{
- vl_api_sw_interface_set_vxlan_bypass_reply_t *rmp;
- int rv = 0;
- u32 sw_if_index = ntohl (mp->sw_if_index);
-
- VALIDATE_SW_IF_INDEX (mp);
-
- vnet_int_vxlan_bypass_mode (sw_if_index, mp->is_ipv6, mp->enable);
- BAD_SW_IF_INDEX_LABEL;
-
- REPLY_MACRO (VL_API_SW_INTERFACE_SET_VXLAN_BYPASS_REPLY);
-}
-
-static int
-vxlan_add_del_tunnel_clean_input (vnet_vxlan_add_del_tunnel_args_t *a,
- u32 encap_vrf_id)
-{
- a->is_ip6 = !ip46_address_is_ip4 (&a->src);
-
- a->encap_fib_index = fib_table_find (fib_ip_proto (a->is_ip6), encap_vrf_id);
- if (a->encap_fib_index == ~0)
- {
- return VNET_API_ERROR_NO_SUCH_FIB;
- }
-
- if (ip46_address_is_ip4 (&a->src) != ip46_address_is_ip4 (&a->dst))
- {
- return VNET_API_ERROR_INVALID_VALUE;
- }
-
- /* Check src & dst are different */
- if (ip46_address_cmp (&a->dst, &a->src) == 0)
- {
- return VNET_API_ERROR_SAME_SRC_DST;
- }
- if (ip46_address_is_multicast (&a->dst) &&
- !vnet_sw_if_index_is_api_valid (a->mcast_sw_if_index))
- {
- return VNET_API_ERROR_INVALID_SW_IF_INDEX;
- }
- return 0;
-}
-
-static void
-vl_api_vxlan_add_del_tunnel_t_handler (vl_api_vxlan_add_del_tunnel_t *mp)
-{
- vl_api_vxlan_add_del_tunnel_reply_t *rmp;
- u32 sw_if_index = ~0;
- int rv = 0;
-
- vnet_vxlan_add_del_tunnel_args_t a = {
- .is_add = mp->is_add,
- .instance = ntohl (mp->instance),
- .mcast_sw_if_index = ntohl (mp->mcast_sw_if_index),
- .decap_next_index = ntohl (mp->decap_next_index),
- .vni = ntohl (mp->vni),
- };
- ip_address_decode (&mp->src_address, &a.src);
- ip_address_decode (&mp->dst_address, &a.dst);
-
- rv = vxlan_add_del_tunnel_clean_input (&a, ntohl (mp->encap_vrf_id));
- if (rv)
- goto out;
- a.dst_port = a.is_ip6 ? UDP_DST_PORT_vxlan6 : UDP_DST_PORT_vxlan,
- a.src_port = a.is_ip6 ? UDP_DST_PORT_vxlan6 : UDP_DST_PORT_vxlan,
- rv = vnet_vxlan_add_del_tunnel (&a, &sw_if_index);
-
-out:
- REPLY_MACRO2(VL_API_VXLAN_ADD_DEL_TUNNEL_REPLY,
- ({
- rmp->sw_if_index = ntohl (sw_if_index);
- }));
-}
-
-static void
-vl_api_vxlan_add_del_tunnel_v2_t_handler (vl_api_vxlan_add_del_tunnel_v2_t *mp)
-{
- vl_api_vxlan_add_del_tunnel_v2_reply_t *rmp;
- u32 sw_if_index = ~0;
- int rv = 0;
-
- vnet_vxlan_add_del_tunnel_args_t a = {
- .is_add = mp->is_add,
- .instance = ntohl (mp->instance),
- .mcast_sw_if_index = ntohl (mp->mcast_sw_if_index),
- .decap_next_index = ntohl (mp->decap_next_index),
- .vni = ntohl (mp->vni),
- .dst_port = ntohs (mp->dst_port),
- .src_port = ntohs (mp->src_port),
- };
-
- ip_address_decode (&mp->src_address, &a.src);
- ip_address_decode (&mp->dst_address, &a.dst);
-
- rv = vxlan_add_del_tunnel_clean_input (&a, ntohl (mp->encap_vrf_id));
- if (rv)
- goto out;
- rv = vnet_vxlan_add_del_tunnel (&a, &sw_if_index);
-out:
- REPLY_MACRO2 (VL_API_VXLAN_ADD_DEL_TUNNEL_V2_REPLY,
- ({ rmp->sw_if_index = ntohl (sw_if_index); }));
-}
-
-static void
-vl_api_vxlan_add_del_tunnel_v3_t_handler (vl_api_vxlan_add_del_tunnel_v3_t *mp)
-{
- vl_api_vxlan_add_del_tunnel_v3_reply_t *rmp;
- u32 sw_if_index = ~0;
- int rv = 0;
-
- vnet_vxlan_add_del_tunnel_args_t a = {
- .is_add = mp->is_add,
- .instance = ntohl (mp->instance),
- .mcast_sw_if_index = ntohl (mp->mcast_sw_if_index),
- .decap_next_index = ntohl (mp->decap_next_index),
- .vni = ntohl (mp->vni),
- .dst_port = ntohs (mp->dst_port),
- .src_port = ntohs (mp->src_port),
- .is_l3 = mp->is_l3,
- };
-
- ip_address_decode (&mp->src_address, &a.src);
- ip_address_decode (&mp->dst_address, &a.dst);
-
- rv = vxlan_add_del_tunnel_clean_input (&a, ntohl (mp->encap_vrf_id));
- if (rv)
- goto out;
- rv = vnet_vxlan_add_del_tunnel (&a, &sw_if_index);
-out:
- REPLY_MACRO2 (VL_API_VXLAN_ADD_DEL_TUNNEL_V3_REPLY,
- ({ rmp->sw_if_index = ntohl (sw_if_index); }));
-}
-
-static void send_vxlan_tunnel_details
- (vxlan_tunnel_t * t, vl_api_registration_t * reg, u32 context)
-{
- vl_api_vxlan_tunnel_details_t *rmp;
- ip4_main_t *im4 = &ip4_main;
- ip6_main_t *im6 = &ip6_main;
-
- rmp = vl_msg_api_alloc (sizeof (*rmp));
- clib_memset (rmp, 0, sizeof (*rmp));
- rmp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_VXLAN_TUNNEL_DETAILS);
-
- ip_address_encode (&t->src, IP46_TYPE_ANY, &rmp->src_address);
- ip_address_encode (&t->dst, IP46_TYPE_ANY, &rmp->dst_address);
-
- if (ip46_address_is_ip4 (&t->dst))
- rmp->encap_vrf_id = htonl (im4->fibs[t->encap_fib_index].ft_table_id);
- else
- rmp->encap_vrf_id = htonl (im6->fibs[t->encap_fib_index].ft_table_id);
-
- rmp->instance = htonl (t->user_instance);
- rmp->mcast_sw_if_index = htonl (t->mcast_sw_if_index);
- rmp->vni = htonl (t->vni);
- rmp->decap_next_index = htonl (t->decap_next_index);
- rmp->sw_if_index = htonl (t->sw_if_index);
- rmp->context = context;
-
- vl_api_send_msg (reg, (u8 *) rmp);
-}
-
-static void vl_api_vxlan_tunnel_dump_t_handler
- (vl_api_vxlan_tunnel_dump_t * mp)
-{
- vl_api_registration_t *reg;
- vxlan_main_t *vxm = &vxlan_main;
- vxlan_tunnel_t *t;
- u32 sw_if_index;
-
- reg = vl_api_client_index_to_registration (mp->client_index);
- if (!reg)
- return;
-
- sw_if_index = ntohl (mp->sw_if_index);
-
- if (~0 == sw_if_index)
- {
- pool_foreach (t, vxm->tunnels)
- send_vxlan_tunnel_details(t, reg, mp->context);
- }
- else
- {
- if ((sw_if_index >= vec_len (vxm->tunnel_index_by_sw_if_index)) ||
- (~0 == vxm->tunnel_index_by_sw_if_index[sw_if_index]))
- {
- return;
- }
- t = &vxm->tunnels[vxm->tunnel_index_by_sw_if_index[sw_if_index]];
- send_vxlan_tunnel_details (t, reg, mp->context);
- }
-}
-
-static void
-send_vxlan_tunnel_v2_details (vxlan_tunnel_t *t, vl_api_registration_t *reg,
- u32 context)
-{
- vl_api_vxlan_tunnel_v2_details_t *rmp;
- ip4_main_t *im4 = &ip4_main;
- ip6_main_t *im6 = &ip6_main;
-
- rmp = vl_msg_api_alloc (sizeof (*rmp));
- clib_memset (rmp, 0, sizeof (*rmp));
- rmp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_VXLAN_TUNNEL_V2_DETAILS);
-
- ip_address_encode (&t->src, IP46_TYPE_ANY, &rmp->src_address);
- ip_address_encode (&t->dst, IP46_TYPE_ANY, &rmp->dst_address);
- rmp->src_port = htons (t->src_port);
- rmp->dst_port = htons (t->dst_port);
-
- if (ip46_address_is_ip4 (&t->dst))
- rmp->encap_vrf_id = htonl (im4->fibs[t->encap_fib_index].ft_table_id);
- else
- rmp->encap_vrf_id = htonl (im6->fibs[t->encap_fib_index].ft_table_id);
-
- rmp->instance = htonl (t->user_instance);
- rmp->mcast_sw_if_index = htonl (t->mcast_sw_if_index);
- rmp->vni = htonl (t->vni);
- rmp->decap_next_index = htonl (t->decap_next_index);
- rmp->sw_if_index = htonl (t->sw_if_index);
- rmp->context = context;
-
- vl_api_send_msg (reg, (u8 *) rmp);
-}
-
-static void
-vl_api_vxlan_tunnel_v2_dump_t_handler (vl_api_vxlan_tunnel_v2_dump_t *mp)
-{
- vl_api_registration_t *reg;
- vxlan_main_t *vxm = &vxlan_main;
- vxlan_tunnel_t *t;
- u32 sw_if_index;
-
- reg = vl_api_client_index_to_registration (mp->client_index);
- if (!reg)
- return;
-
- sw_if_index = ntohl (mp->sw_if_index);
-
- if (~0 == sw_if_index)
- {
- pool_foreach (t, vxm->tunnels)
- send_vxlan_tunnel_v2_details (t, reg, mp->context);
- }
- else
- {
- if ((sw_if_index >= vec_len (vxm->tunnel_index_by_sw_if_index)) ||
- (~0 == vxm->tunnel_index_by_sw_if_index[sw_if_index]))
- {
- return;
- }
- t = &vxm->tunnels[vxm->tunnel_index_by_sw_if_index[sw_if_index]];
- send_vxlan_tunnel_v2_details (t, reg, mp->context);
- }
-}
-
-#include <vxlan/vxlan.api.c>
-static clib_error_t *
-vxlan_api_hookup (vlib_main_t * vm)
-{
- api_main_t *am = vlibapi_get_main ();
-
- vl_api_increase_msg_trace_size (am, VL_API_VXLAN_ADD_DEL_TUNNEL,
- 16 * sizeof (u32));
-
- /*
- * Set up the (msg_name, crc, message-id) table
- */
- msg_id_base = setup_message_id_table ();
-
- return 0;
-}
-
-VLIB_API_INIT_FUNCTION (vxlan_api_hookup);
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
Code Review / vpp.git / blobdiff