* See the License for the specific language governing permissions and
* limitations under the License.
*/
+/**
+ * @file
+ * @brief Common utility functions for IPv4 and IPv6 VXLAN GPE tunnels
+ *
+*/
#include <vnet/vxlan-gpe/vxlan_gpe.h>
#include <vnet/ip/format.h>
vxlan_gpe_main_t vxlan_gpe_main;
+/**
+ * @brief Tracing function for VXLAN GPE tunnel packets
+ *
+ * @param *s formatting string
+ * @param *args
+ *
+ * @return *s formatted string
+ *
+ */
u8 * format_vxlan_gpe_tunnel (u8 * s, va_list * args)
{
vxlan_gpe_tunnel_t * t = va_arg (*args, vxlan_gpe_tunnel_t *);
s = format (s, "[%d] local: %U remote: %U ",
t - gm->tunnels,
- format_ip46_address, &t->local,
- format_ip46_address, &t->remote);
+ format_ip46_address, &t->local, IP46_TYPE_ANY,
+ format_ip46_address, &t->remote, IP46_TYPE_ANY);
s = format (s, " vxlan VNI %d ", t->vni);
return s;
}
+/**
+ * @brief Naming for VXLAN GPE tunnel
+ *
+ * @param *s formatting string
+ * @param *args
+ *
+ * @return *s formatted string
+ *
+ */
static u8 * format_vxlan_gpe_name (u8 * s, va_list * args)
{
u32 dev_instance = va_arg (*args, u32);
return format (s, "vxlan_gpe_tunnel%d", dev_instance);
}
-
static uword dummy_interface_tx (vlib_main_t * vm,
vlib_node_runtime_t * node,
vlib_frame_t * frame)
clib_warning ("you shouldn't be here, leaking buffers...");
return frame->n_vectors;
}
+
+/**
+ * @brief CLI function for VXLAN GPE admin up/down
+ *
+ * @param *vnm
+ * @param hw_if_index
+ * @param flag
+ *
+ * @return *rc
+ *
+ */
static clib_error_t *
vxlan_gpe_interface_admin_up_down (vnet_main_t * vnm, u32 hw_if_index, u32 flags)
{
}
+/**
+ * @brief Formatting function for tracing VXLAN GPE with length
+ *
+ * @param *s
+ * @param *args
+ *
+ * @return *s
+ *
+ */
static u8 * format_vxlan_gpe_header_with_length (u8 * s, va_list * args)
{
u32 dev_instance = va_arg (*args, u32);
}
+/**
+ * @brief Calculate IPv4 VXLAN GPE rewrite header
+ *
+ * @param *t
+ *
+ * @return rc
+ *
+ */
static int vxlan4_gpe_rewrite (vxlan_gpe_tunnel_t * t)
{
u8 *rw = 0;
/* VXLAN header. Are we having fun yet? */
h0->vxlan.flags = VXLAN_GPE_FLAGS_I | VXLAN_GPE_FLAGS_P;
h0->vxlan.ver_res = VXLAN_GPE_VERSION;
- h0->vxlan.protocol = VXLAN_GPE_PROTOCOL_IP4;
+ h0->vxlan.protocol = t->protocol;
h0->vxlan.vni_res = clib_host_to_net_u32 (t->vni<<8);
t->rewrite = rw;
return (0);
}
+/**
+ * @brief Calculate IPv6 VXLAN GPE rewrite header
+ *
+ * @param *t
+ *
+ * @return rc
+ *
+ */
static int vxlan6_gpe_rewrite (vxlan_gpe_tunnel_t * t)
{
u8 *rw = 0;
/* VXLAN header. Are we having fun yet? */
h0->vxlan.flags = VXLAN_GPE_FLAGS_I | VXLAN_GPE_FLAGS_P;
h0->vxlan.ver_res = VXLAN_GPE_VERSION;
- h0->vxlan.protocol = VXLAN_GPE_PROTOCOL_IP4;
+ h0->vxlan.protocol = t->protocol;
h0->vxlan.vni_res = clib_host_to_net_u32 (t->vni<<8);
t->rewrite = rw;
return (0);
}
+/**
+ * @brief Add or Del a VXLAN GPE tunnel
+ *
+ * @param *a
+ * @param *sw_if_index
+ *
+ * @return rc
+ *
+ */
int vnet_vxlan_gpe_add_del_tunnel
(vnet_vxlan_gpe_add_del_tunnel_args_t *a, u32 * sw_if_indexp)
{
t->hw_if_index = hw_if_index;
t->sw_if_index = sw_if_index = hi->sw_if_index;
+ vec_validate_init_empty (gm->tunnel_index_by_sw_if_index, sw_if_index, ~0);
+ gm->tunnel_index_by_sw_if_index[sw_if_index] = t - gm->tunnels;
vnet_sw_interface_set_flags (vnm, hi->sw_if_index,
VNET_SW_INTERFACE_FLAG_ADMIN_UP);
vnet_sw_interface_set_flags (vnm, t->sw_if_index, 0 /* down */);
vec_add1 (gm->free_vxlan_gpe_tunnel_hw_if_indices, t->hw_if_index);
+ gm->tunnel_index_by_sw_if_index[t->sw_if_index] = ~0;
+
if (!a->is_ip6)
{
hp = hash_get_pair (gm->vxlan4_gpe_tunnel_by_key, &key4);
return 0;
}
+/**
+ * @brief Find the IPv4 FIB index from the FIB ID
+ *
+ * @param fib_id
+ *
+ * @return fib_index
+ *
+ */
static u32 fib4_index_from_fib_id (u32 fib_id)
{
ip4_main_t * im = &ip4_main;
return p[0];
}
+/**
+ * @brief Find the IPv4 FIB index from the FIB ID
+ *
+ * @param fib_id
+ *
+ * @return fib_index
+ *
+ */
static u32 fib6_index_from_fib_id (u32 fib_id)
{
ip6_main_t * im = &ip6_main;
return p[0];
}
+/**
+ * @brief CLI function for Add/Del of IPv4/IPv6 VXLAN GPE tunnel
+ *
+ * @param *vm
+ * @param *input
+ * @param *cmd
+ *
+ * @return error
+ *
+ */
static clib_error_t *
vxlan_gpe_add_del_tunnel_command_fn (vlib_main_t * vm,
unformat_input_t * input,
.function = vxlan_gpe_add_del_tunnel_command_fn,
};
+/**
+ * @brief CLI function for showing VXLAN GPE tunnels
+ *
+ * @param *vm
+ * @param *input
+ * @param *cmd
+ *
+ * @return error
+ *
+ */
static clib_error_t *
show_vxlan_gpe_tunnel_command_fn (vlib_main_t * vm,
unformat_input_t * input,
.function = show_vxlan_gpe_tunnel_command_fn,
};
+/**
+ * @brief Feature init function for VXLAN GPE
+ *
+ * @param *vm
+ *
+ * @return error
+ *
+ */
clib_error_t *vxlan_gpe_init (vlib_main_t *vm)
{
vxlan_gpe_main_t *gm = &vxlan_gpe_main;