*/
#include <vnet/vnet.h>
-#include <vnet/pg/pg.h>
#include <vnet/gre/gre.h>
#include <vnet/ip/format.h>
-#include <vnet/fib/ip4_fib.h>
-#include <vnet/fib/ip6_fib.h>
+#include <vnet/fib/fib_table.h>
#include <vnet/adj/adj_midchain.h>
#include <vnet/adj/adj_nbr.h>
#include <vnet/mpls/mpls.h>
#include <vnet/l2/l2_input.h>
-#include <vnet/nhrp/nhrp.h>
+#include <vnet/teib/teib.h>
u8 *
format_gre_tunnel_type (u8 * s, va_list * args)
}
}
+/**
+ * mgre_tunnel_stack
+ *
+ * 'stack' (resolve the recursion for) the tunnel's midchain adjacency
+ */
+static void
+mgre_tunnel_stack (adj_index_t ai)
+{
+ gre_main_t *gm = &gre_main;
+ const ip_adjacency_t *adj;
+ const gre_tunnel_t *gt;
+ u32 sw_if_index;
+
+ adj = adj_get (ai);
+ sw_if_index = adj->rewrite_header.sw_if_index;
+
+ if ((vec_len (gm->tunnel_index_by_sw_if_index) <= sw_if_index) ||
+ (~0 == gm->tunnel_index_by_sw_if_index[sw_if_index]))
+ return;
+
+ gt = pool_elt_at_index (gm->tunnels,
+ gm->tunnel_index_by_sw_if_index[sw_if_index]);
+
+ if ((vnet_hw_interface_get_flags (vnet_get_main (), gt->hw_if_index) &
+ VNET_HW_INTERFACE_FLAG_LINK_UP) == 0)
+ {
+ adj_midchain_delegate_unstack (ai);
+ }
+ else
+ {
+ const teib_entry_t *ne;
+
+ ne = teib_entry_find_46 (sw_if_index, adj->ia_nh_proto,
+ &adj->sub_type.nbr.next_hop);
+ if (NULL != ne)
+ teib_entry_adj_stack (ne, ai);
+ }
+}
+
/**
* @brief Call back when restacking all adjacencies on a GRE interface
*/
return (ADJ_WALK_RC_CONTINUE);
}
+static adj_walk_rc_t
+mgre_adj_walk_cb (adj_index_t ai, void *ctx)
+{
+ mgre_tunnel_stack (ai);
+
+ return (ADJ_WALK_RC_CONTINUE);
+}
static void
gre_tunnel_restack (gre_tunnel_t * gt)
*/
FOR_EACH_FIB_IP_PROTOCOL (proto)
{
- adj_nbr_walk (gt->sw_if_index, proto, gre_adj_walk_cb, NULL);
+ switch (gt->mode)
+ {
+ case TUNNEL_MODE_P2P:
+ adj_nbr_walk (gt->sw_if_index, proto, gre_adj_walk_cb, NULL);
+ break;
+ case TUNNEL_MODE_MP:
+ adj_nbr_walk (gt->sw_if_index, proto, mgre_adj_walk_cb, NULL);
+ break;
+ }
}
}
static void
-gre_nhrp_mk_key (const gre_tunnel_t * t,
- const nhrp_entry_t * ne, gre_tunnel_key_t * key)
+gre_teib_mk_key (const gre_tunnel_t * t,
+ const teib_entry_t * ne, gre_tunnel_key_t * key)
{
const fib_prefix_t *nh;
- nh = nhrp_entry_get_nh (ne);
+ nh = teib_entry_get_nh (ne);
/* construct the key using mode P2P so it can be found in the DP */
if (FIB_PROTOCOL_IP4 == nh->fp_proto)
gre_mk_key4 (t->tunnel_src.ip4,
nh->fp_addr.ip4,
- nhrp_entry_get_fib_index (ne),
+ teib_entry_get_fib_index (ne),
t->type, TUNNEL_MODE_P2P, 0, &key->gtk_v4);
else
gre_mk_key6 (&t->tunnel_src.ip6,
&nh->fp_addr.ip6,
- nhrp_entry_get_fib_index (ne),
+ teib_entry_get_fib_index (ne),
t->type, TUNNEL_MODE_P2P, 0, &key->gtk_v6);
}
/**
- * An NHRP entry has been added
+ * An TEIB entry has been added
*/
static void
-gre_nhrp_entry_added (const nhrp_entry_t * ne)
+gre_teib_entry_added (const teib_entry_t * ne)
{
gre_main_t *gm = &gre_main;
- const ip46_address_t *nh;
+ const ip_address_t *nh;
gre_tunnel_key_t key;
gre_tunnel_t *t;
u32 sw_if_index;
u32 t_idx;
- sw_if_index = nhrp_entry_get_sw_if_index (ne);
+ sw_if_index = teib_entry_get_sw_if_index (ne);
if (vec_len (gm->tunnel_index_by_sw_if_index) < sw_if_index)
return;
/* the next-hop (underlay) of the NHRP entry will form part of the key for
* ingress lookup to match packets to this interface */
- gre_nhrp_mk_key (t, ne, &key);
+ gre_teib_mk_key (t, ne, &key);
gre_tunnel_db_add (t, &key);
/* update the rewrites for each of the adjacencies for this peer (overlay)
.t = t,
.ne = ne
};
- nh = nhrp_entry_get_peer (ne);
- adj_nbr_walk_nh (nhrp_entry_get_sw_if_index (ne),
- (ip46_address_is_ip4 (nh) ?
+ nh = teib_entry_get_peer (ne);
+ adj_nbr_walk_nh (teib_entry_get_sw_if_index (ne),
+ (AF_IP4 == ip_addr_version (nh) ?
FIB_PROTOCOL_IP4 :
- FIB_PROTOCOL_IP6), nh, mgre_mk_complete_walk, &ctx);
+ FIB_PROTOCOL_IP6),
+ &ip_addr_46 (nh), mgre_mk_complete_walk, &ctx);
}
static void
-gre_nhrp_entry_deleted (const nhrp_entry_t * ne)
+gre_teib_entry_deleted (const teib_entry_t * ne)
{
gre_main_t *gm = &gre_main;
- const ip46_address_t *nh;
+ const ip_address_t *nh;
gre_tunnel_key_t key;
gre_tunnel_t *t;
u32 sw_if_index;
u32 t_idx;
- sw_if_index = nhrp_entry_get_sw_if_index (ne);
+ sw_if_index = teib_entry_get_sw_if_index (ne);
if (vec_len (gm->tunnel_index_by_sw_if_index) < sw_if_index)
return;
t = pool_elt_at_index (gm->tunnels, t_idx);
/* remove the next-hop as an ingress lookup key */
- gre_nhrp_mk_key (t, ne, &key);
+ gre_teib_mk_key (t, ne, &key);
gre_tunnel_db_remove (t, &key);
- nh = nhrp_entry_get_peer (ne);
+ nh = teib_entry_get_peer (ne);
/* make all the adjacencies incomplete */
- adj_nbr_walk_nh (nhrp_entry_get_sw_if_index (ne),
- (ip46_address_is_ip4 (nh) ?
+ adj_nbr_walk_nh (teib_entry_get_sw_if_index (ne),
+ (AF_IP4 == ip_addr_version (nh) ?
FIB_PROTOCOL_IP4 :
- FIB_PROTOCOL_IP6), nh, mgre_mk_incomplete_walk, t);
+ FIB_PROTOCOL_IP6),
+ &ip_addr_46 (nh), mgre_mk_incomplete_walk, t);
}
static walk_rc_t
-gre_tunnel_delete_nhrp_walk (index_t nei, void *ctx)
+gre_tunnel_delete_teib_walk (index_t nei, void *ctx)
{
gre_tunnel_t *t = ctx;
gre_tunnel_key_t key;
- gre_nhrp_mk_key (t, nhrp_entry_get (nei), &key);
+ gre_teib_mk_key (t, teib_entry_get (nei), &key);
gre_tunnel_db_remove (t, &key);
return (WALK_CONTINUE);
}
static walk_rc_t
-gre_tunnel_add_nhrp_walk (index_t nei, void *ctx)
+gre_tunnel_add_teib_walk (index_t nei, void *ctx)
{
gre_tunnel_t *t = ctx;
gre_tunnel_key_t key;
- gre_nhrp_mk_key (t, nhrp_entry_get (nei), &key);
+ gre_teib_mk_key (t, teib_entry_get (nei), &key);
gre_tunnel_db_add (t, &key);
return (WALK_CONTINUE);
{
gre_main_t *gm = &gre_main;
vnet_main_t *vnm = gm->vnet_main;
- ip4_main_t *im4 = &ip4_main;
- ip6_main_t *im6 = &ip6_main;
gre_tunnel_t *t;
vnet_hw_interface_t *hi;
u32 hw_if_index, sw_if_index;
}
/* Set GRE tunnel interface output node (not used for L3 payload) */
- vnet_set_interface_output_node (vnm, hw_if_index, gre_encap_node.index);
+ if (GRE_TUNNEL_TYPE_ERSPAN == t->type)
+ vnet_set_interface_output_node (vnm, hw_if_index,
+ gre_erspan_encap_node.index);
+ else
+ vnet_set_interface_output_node (vnm, hw_if_index,
+ gre_teb_encap_node.index);
hi = vnet_get_hw_interface (vnm, hw_if_index);
sw_if_index = hi->sw_if_index;
if (!is_ipv6)
{
- vec_validate (im4->fib_index_by_sw_if_index, sw_if_index);
hi->min_packet_bytes =
64 + sizeof (gre_header_t) + sizeof (ip4_header_t);
}
else
{
- vec_validate (im6->fib_index_by_sw_if_index, sw_if_index);
hi->min_packet_bytes =
64 + sizeof (gre_header_t) + sizeof (ip6_header_t);
}
gre_tunnel_db_add (t, &key);
if (t->mode == TUNNEL_MODE_MP)
- nhrp_walk_itf (t->sw_if_index, gre_tunnel_add_nhrp_walk, t);
+ teib_walk_itf (t->sw_if_index, gre_tunnel_add_teib_walk, t);
if (t->type == GRE_TUNNEL_TYPE_ERSPAN)
{
return VNET_API_ERROR_NO_SUCH_ENTRY;
if (t->mode == TUNNEL_MODE_MP)
- nhrp_walk_itf (t->sw_if_index, gre_tunnel_delete_nhrp_walk, t);
+ teib_walk_itf (t->sw_if_index, gre_tunnel_delete_teib_walk, t);
sw_if_index = t->sw_if_index;
vnet_sw_interface_set_flags (vnm, sw_if_index, 0 /* down */ );
{
u32 outer_fib_index;
- if (!a->is_ipv6)
- outer_fib_index = ip4_fib_index_from_table_id (a->outer_table_id);
- else
- outer_fib_index = ip6_fib_index_from_table_id (a->outer_table_id);
+ outer_fib_index = fib_table_find ((a->is_ipv6 ?
+ FIB_PROTOCOL_IP6 :
+ FIB_PROTOCOL_IP4), a->outer_table_id);
if (~0 == outer_fib_index)
return VNET_API_ERROR_NO_SUCH_FIB;
u32 outer_table_id = 0;
gre_tunnel_type_t t_type = GRE_TUNNEL_TYPE_L3;
tunnel_mode_t t_mode = TUNNEL_MODE_P2P;
+ tunnel_encap_decap_flags_t flags = TUNNEL_ENCAP_DECAP_FLAG_NONE;
u32 session_id = 0;
int rv;
u8 is_add = 1;
t_type = GRE_TUNNEL_TYPE_TEB;
else if (unformat (line_input, "erspan %d", &session_id))
t_type = GRE_TUNNEL_TYPE_ERSPAN;
+ else
+ if (unformat
+ (line_input, "flags %U", unformat_tunnel_encap_decap_flags,
+ &flags))
+ ;
else
{
error = clib_error_return (0, "unknown input `%U'",
a->session_id = session_id;
a->is_ipv6 = !ip46_address_is_ip4 (&src);
a->instance = instance;
+ a->flags = flags;
clib_memcpy (&a->src, &src, sizeof (a->src));
clib_memcpy (&a->dst, &dst, sizeof (a->dst));
VLIB_CLI_COMMAND (create_gre_tunnel_command, static) = {
.path = "create gre tunnel",
.short_help = "create gre tunnel src <addr> dst <addr> [instance <n>] "
- "[outer-fib-id <fib>] [teb | erspan <session-id>] [del]",
+ "[outer-fib-id <fib>] [teb | erspan <session-id>] [del] "
+ "[multipoint]",
.function = create_gre_tunnel_command_fn,
};
/* *INDENT-ON* */
if (~0 == ti)
{
/* *INDENT-OFF* */
- pool_foreach (t, gm->tunnels,
- ({
+ pool_foreach (t, gm->tunnels)
+ {
vlib_cli_output (vm, "%U", format_gre_tunnel, t);
- }));
+ }
/* *INDENT-ON* */
}
else
};
/* *INDENT-ON* */
-const static nhrp_vft_t gre_nhrp_vft = {
- .nv_added = gre_nhrp_entry_added,
- .nv_deleted = gre_nhrp_entry_deleted,
+const static teib_vft_t gre_teib_vft = {
+ .nv_added = gre_teib_entry_added,
+ .nv_deleted = gre_teib_entry_deleted,
};
/* force inclusion from application's main.c */
clib_error_t *
gre_interface_init (vlib_main_t * vm)
{
- nhrp_register (&gre_nhrp_vft);
+ teib_register (&gre_teib_vft);
return (NULL);
}
Code Review / vpp.git / blobdiff