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authorNeale Ranns <nranns@cisco.com>2019-04-18 10:23:56 +0000
committerOle Trøan <otroan@employees.org>2019-12-04 22:45:11 +0000
commit5f8f6173328f8d77feea5fd100e150c3094c11f0 (patch)
tree16849c6e7619b227a93ce9846f344da2cc96ef2d /src/vnet/gre
parent79619c10142e15754e2f0b2ba26c20d415e7c36f (diff)
gre: Multi-point interfaces
Type: feature Change-Id: I0129ad6ace44a50a8a3b26db8e445cd06b2b49e8 Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'src/vnet/gre')
-rw-r--r--src/vnet/gre/gre.api23
-rw-r--r--src/vnet/gre/gre.c61
-rw-r--r--src/vnet/gre/gre.h57
-rw-r--r--src/vnet/gre/gre_api.c77
-rw-r--r--src/vnet/gre/interface.c140
5 files changed, 239 insertions, 119 deletions
diff --git a/src/vnet/gre/gre.api b/src/vnet/gre/gre.api
index cb0bb736c4f..d79beebb94d 100644
--- a/src/vnet/gre/gre.api
+++ b/src/vnet/gre/gre.api
@@ -14,20 +14,30 @@
* limitations under the License.
*/
-option version = "2.0.0";
+option version = "2.0.1";
import "vnet/interface_types.api";
import "vnet/ip/ip_types.api";
/** \brief A GRE tunnel type
*/
-enum gre_tunnel_type
+enum gre_tunnel_type : u8
{
GRE_API_TUNNEL_TYPE_L3 = 0,
GRE_API_TUNNEL_TYPE_TEB,
GRE_API_TUNNEL_TYPE_ERSPAN,
};
+/** \brief A GRE tunnel mode
+*/
+enum gre_tunnel_mode : u8
+{
+ /* point-to-point */
+ GRE_API_TUNNEL_MODE_P2P,
+ /* multi-point */
+ GRE_API_TUNNEL_MODE_MP,
+};
+
/** \brief A GRE tunnel
@param client_index - opaque cookie to identify the sender
@param context - sender context, to match reply w/ request
@@ -35,18 +45,17 @@ enum gre_tunnel_type
@param instance - optional unique custom device instance, else ~0.
@param src - Source IP address
@param dst - Destination IP address, can be multicast
- @param outer_fib_id - Encap FIB table ID
+ @param outer_table_id - Encap FIB table ID
@param session_id - session for ERSPAN tunnel, range 0-1023
@param sw_if_index - ignored on create/delete, present in details.
*/
typedef gre_tunnel
{
- u32 client_index;
- u32 context;
- u16 session_id;
vl_api_gre_tunnel_type_t type;
+ vl_api_gre_tunnel_mode_t mode;
+ u16 session_id;
u32 instance;
- u32 outer_fib_id;
+ u32 outer_table_id;
vl_api_interface_index_t sw_if_index;
vl_api_address_t src;
vl_api_address_t dst;
diff --git a/src/vnet/gre/gre.c b/src/vnet/gre/gre.c
index 4f16b5db387..f06f19fab2a 100644
--- a/src/vnet/gre/gre.c
+++ b/src/vnet/gre/gre.c
@@ -18,6 +18,7 @@
#include <vnet/vnet.h>
#include <vnet/gre/gre.h>
#include <vnet/adj/adj_midchain.h>
+#include <vnet/nhrp/nhrp.h>
extern gre_main_t gre_main;
@@ -213,6 +214,7 @@ gre_build_rewrite (vnet_main_t * vnm,
vnet_link_t link_type, const void *dst_address)
{
gre_main_t *gm = &gre_main;
+ const ip46_address_t *dst;
ip4_and_gre_header_t *h4;
ip6_and_gre_header_t *h6;
gre_header_t *gre;
@@ -221,6 +223,7 @@ gre_build_rewrite (vnet_main_t * vnm,
u32 ti;
u8 is_ipv6;
+ dst = dst_address;
ti = gm->tunnel_index_by_sw_if_index[sw_if_index];
if (~0 == ti)
@@ -241,7 +244,7 @@ gre_build_rewrite (vnet_main_t * vnm,
h4->ip4.protocol = IP_PROTOCOL_GRE;
/* fixup ip4 header length and checksum after-the-fact */
h4->ip4.src_address.as_u32 = t->tunnel_src.ip4.as_u32;
- h4->ip4.dst_address.as_u32 = t->tunnel_dst.fp_addr.ip4.as_u32;
+ h4->ip4.dst_address.as_u32 = dst->ip4.as_u32;
h4->ip4.checksum = ip4_header_checksum (&h4->ip4);
}
else
@@ -256,8 +259,8 @@ gre_build_rewrite (vnet_main_t * vnm,
/* fixup ip6 header length and checksum after-the-fact */
h6->ip6.src_address.as_u64[0] = t->tunnel_src.ip6.as_u64[0];
h6->ip6.src_address.as_u64[1] = t->tunnel_src.ip6.as_u64[1];
- h6->ip6.dst_address.as_u64[0] = t->tunnel_dst.fp_addr.ip6.as_u64[0];
- h6->ip6.dst_address.as_u64[1] = t->tunnel_dst.fp_addr.ip6.as_u64[1];
+ h6->ip6.dst_address.as_u64[0] = dst->ip6.as_u64[0];
+ h6->ip6.dst_address.as_u64[1] = dst->ip6.as_u64[1];
}
if (PREDICT_FALSE (t->type == GRE_TUNNEL_TYPE_ERSPAN))
@@ -322,10 +325,51 @@ gre_update_adj (vnet_main_t * vnm, u32 sw_if_index, adj_index_t ai)
adj_nbr_midchain_update_rewrite
(ai, !is_ipv6 ? gre4_fixup : gre6_fixup, NULL, af,
- gre_build_rewrite (vnm, sw_if_index, adj_get_link_type (ai), NULL));
+ gre_build_rewrite (vnm, sw_if_index, adj_get_link_type (ai),
+ &t->tunnel_dst.fp_addr));
gre_tunnel_stack (ai);
}
+
+static adj_walk_rc_t
+mgre_mk_complete_walk (adj_index_t ai, void *ctx)
+{
+ nhrp_entry_adj_stack (ctx, ai);
+
+ return (ADJ_WALK_RC_CONTINUE);
+}
+
+void
+mgre_update_adj (vnet_main_t * vnm, u32 sw_if_index, adj_index_t ai)
+{
+ gre_main_t *gm = &gre_main;
+ ip_adjacency_t *adj;
+ nhrp_entry_t *ne;
+ gre_tunnel_t *t;
+ adj_flags_t af;
+ u8 is_ipv6;
+ u32 ti;
+
+ adj = adj_get (ai);
+ ti = gm->tunnel_index_by_sw_if_index[sw_if_index];
+ t = pool_elt_at_index (gm->tunnels, ti);
+ is_ipv6 = t->tunnel_dst.fp_proto == FIB_PROTOCOL_IP6 ? 1 : 0;
+ af = ADJ_FLAG_MIDCHAIN_IP_STACK;
+
+ adj_nbr_midchain_update_rewrite
+ (ai, !is_ipv6 ? gre4_fixup : gre6_fixup, NULL, af,
+ gre_build_rewrite (vnm, sw_if_index, adj_get_link_type (ai),
+ &adj->sub_type.nbr.next_hop));
+
+ ne = nhrp_entry_find (sw_if_index, &adj->sub_type.nbr.next_hop);
+
+ if (NULL == ne)
+ // no NHRP entry to provide the next-hop
+ return;
+
+ adj_nbr_walk_nh (sw_if_index, t->tunnel_dst.fp_proto,
+ &adj->sub_type.nbr.next_hop, mgre_mk_complete_walk, ne);
+}
#endif /* CLIB_MARCH_VARIANT */
typedef enum
@@ -574,6 +618,15 @@ VNET_HW_INTERFACE_CLASS (gre_hw_interface_class) = {
.update_adjacency = gre_update_adj,
.flags = VNET_HW_INTERFACE_CLASS_FLAG_P2P,
};
+
+VNET_HW_INTERFACE_CLASS (mgre_hw_interface_class) = {
+ .name = "mGRE",
+ .format_header = format_gre_header_with_length,
+ .unformat_header = unformat_gre_header,
+ .build_rewrite = gre_build_rewrite,
+ .update_adjacency = mgre_update_adj,
+ .flags = VNET_HW_INTERFACE_CLASS_FLAG_NBMA,
+};
/* *INDENT-ON* */
#endif /* CLIB_MARCH_VARIANT */
diff --git a/src/vnet/gre/gre.h b/src/vnet/gre/gre.h
index 99fe4ace5b4..11bcddd51b3 100644
--- a/src/vnet/gre/gre.h
+++ b/src/vnet/gre/gre.h
@@ -26,6 +26,7 @@
#include <vnet/adj/adj_types.h>
extern vnet_hw_interface_class_t gre_hw_interface_class;
+extern vnet_hw_interface_class_t mgre_hw_interface_class;
typedef enum
{
@@ -36,34 +37,42 @@ typedef enum
} gre_error_t;
/**
+ * L3: GRE (i.e. this tunnel is in L3 mode)
+ * TEB: Transparent Ethernet Bridging - the tunnel is in L2 mode
+ * ERSPAN: type 2 - the tunnel is for port mirror SPAN output. Each tunnel is
+ * associated with a session ID and expected to be used for encap
+ * and output of mirrored packet from a L2 network only. There is
+ * no support for receiving ERSPAN packets from a GRE ERSPAN tunnel
+ */
+#define foreach_gre_tunnel_type \
+ _(L3, "L3") \
+ _(TEB, "TEB") \
+ _(ERSPAN, "ERSPAN") \
+
+/**
* @brief The GRE tunnel type
*/
typedef enum gre_tunnel_type_t_
{
- /**
- * L3 GRE (i.e. this tunnel is in L3 mode)
- */
- GRE_TUNNEL_TYPE_L3 = 0,
- /**
- * Transparent Ethernet Bridging - the tunnel is in L2 mode
- */
- GRE_TUNNEL_TYPE_TEB = 1,
- /**
- * ERSPAN type 2 - the tunnel is for port mirror SPAN output. Each tunnel is
- * associated with a session ID and expected to be used for encap and output
- * of mirrored packet from a L2 network only. There is no support for
- * receiving ERSPAN packets from a GRE ERSPAN tunnel in VPP.
- */
- GRE_TUNNEL_TYPE_ERSPAN = 2,
-} gre_tunnel_type_t;
+#define _(n, s) GRE_TUNNEL_TYPE_##n,
+ foreach_gre_tunnel_type
+#undef _
+} __clib_packed gre_tunnel_type_t;
-#define GRE_TUNNEL_TYPE_N (GRE_TUNNEL_TYPE_ERSPAN + 1)
+extern u8 *format_gre_tunnel_type (u8 * s, va_list * args);
-#define GRE_TUNNEL_TYPE_NAMES { \
- [GRE_TUNNEL_TYPE_L3] = "L3", \
- [GRE_TUNNEL_TYPE_TEB] = "TEB", \
- [GRE_TUNNEL_TYPE_ERSPAN] = "ERSPAN", \
-}
+#define foreach_gre_tunnel_mode \
+ _(P2P, "point-to-point") \
+ _(MP, "multi-point") \
+
+typedef enum gre_tunnel_mode_t_
+{
+#define _(n, s) GRE_TUNNEL_MODE_##n,
+ foreach_gre_tunnel_mode
+#undef _
+} __clib_packed gre_tunnel_mode_t;
+
+extern u8 *format_gre_tunnel_mode (u8 * s, va_list * args);
/**
* A GRE payload protocol registration
@@ -201,6 +210,7 @@ typedef struct
u32 hw_if_index;
u32 sw_if_index;
gre_tunnel_type_t type;
+ gre_tunnel_mode_t mode;
/**
* an L2 tunnel always rquires an L2 midchain. cache here for DP.
@@ -348,10 +358,11 @@ typedef struct
{
u8 is_add;
gre_tunnel_type_t type;
+ gre_tunnel_mode_t mode;
u8 is_ipv6;
u32 instance;
ip46_address_t src, dst;
- u32 outer_fib_id;
+ u32 outer_table_id;
u16 session_id;
} vnet_gre_tunnel_add_del_args_t;
diff --git a/src/vnet/gre/gre_api.c b/src/vnet/gre/gre_api.c
index 0d6c33bfda6..9ee9f19f99f 100644
--- a/src/vnet/gre/gre_api.c
+++ b/src/vnet/gre/gre_api.c
@@ -52,19 +52,14 @@ _(GRE_TUNNEL_DUMP, gre_tunnel_dump)
static int
gre_tunnel_type_decode (vl_api_gre_tunnel_type_t in, gre_tunnel_type_t * out)
{
- in = clib_net_to_host_u32 (in);
-
switch (in)
{
- case GRE_API_TUNNEL_TYPE_L3:
- *out = GRE_TUNNEL_TYPE_L3;
- return (0);
- case GRE_API_TUNNEL_TYPE_TEB:
- *out = GRE_TUNNEL_TYPE_TEB;
- return (0);
- case GRE_API_TUNNEL_TYPE_ERSPAN:
- *out = GRE_TUNNEL_TYPE_ERSPAN;
- return (0);
+#define _(n, v) \
+ case GRE_API_TUNNEL_TYPE_##n: \
+ *out = GRE_TUNNEL_TYPE_##n; \
+ return (0);
+ foreach_gre_tunnel_type
+#undef _
}
return (VNET_API_ERROR_INVALID_VALUE);
@@ -77,18 +72,47 @@ gre_tunnel_type_encode (gre_tunnel_type_t in)
switch (in)
{
- case GRE_TUNNEL_TYPE_L3:
- out = GRE_API_TUNNEL_TYPE_L3;
- break;
- case GRE_TUNNEL_TYPE_TEB:
- out = GRE_API_TUNNEL_TYPE_TEB;
- break;
- case GRE_TUNNEL_TYPE_ERSPAN:
- out = GRE_API_TUNNEL_TYPE_ERSPAN;
- break;
+#define _(n, v) \
+ case GRE_TUNNEL_TYPE_##n: \
+ out = GRE_API_TUNNEL_TYPE_##n; \
+ break;
+ foreach_gre_tunnel_type
+#undef _
+ }
+
+ return (out);
+}
+
+static int
+gre_tunnel_mode_decode (vl_api_gre_tunnel_mode_t in, gre_tunnel_mode_t * out)
+{
+ switch (in)
+ {
+#define _(n, v) \
+ case GRE_API_TUNNEL_MODE_##n: \
+ *out = GRE_TUNNEL_MODE_##n; \
+ return (0);
+ foreach_gre_tunnel_mode
+#undef _
}
- out = clib_net_to_host_u32 (out);
+ return (VNET_API_ERROR_INVALID_VALUE_2);
+}
+
+static vl_api_gre_tunnel_mode_t
+gre_tunnel_mode_encode (gre_tunnel_mode_t in)
+{
+ vl_api_gre_tunnel_mode_t out = GRE_API_TUNNEL_MODE_P2P;
+
+ switch (in)
+ {
+#define _(n, v) \
+ case GRE_TUNNEL_MODE_##n: \
+ out = GRE_API_TUNNEL_MODE_##n; \
+ break;
+ foreach_gre_tunnel_mode
+#undef _
+ }
return (out);
}
@@ -122,11 +146,16 @@ static void vl_api_gre_tunnel_add_del_t_handler
if (rv)
goto out;
+ rv = gre_tunnel_mode_decode (mp->tunnel.mode, &a->mode);
+
+ if (rv)
+ goto out;
+
a->is_add = mp->is_add;
a->is_ipv6 = (itype[0] == IP46_TYPE_IP6);
a->instance = ntohl (mp->tunnel.instance);
a->session_id = ntohs (mp->tunnel.session_id);
- a->outer_fib_id = ntohl (mp->tunnel.outer_fib_id);
+ a->outer_table_id = ntohl (mp->tunnel.outer_table_id);
rv = vnet_gre_tunnel_add_del (a, &sw_if_index);
@@ -151,14 +180,16 @@ static void send_gre_tunnel_details
ip_address_encode (&t->tunnel_src, IP46_TYPE_ANY, &rmp->tunnel.src);
ip_address_encode (&t->tunnel_dst.fp_addr, IP46_TYPE_ANY, &rmp->tunnel.dst);
- rmp->tunnel.outer_fib_id =
+ rmp->tunnel.outer_table_id =
htonl (fib_table_get_table_id
(t->outer_fib_index, t->tunnel_dst.fp_proto));
rmp->tunnel.type = gre_tunnel_type_encode (t->type);
+ rmp->tunnel.mode = gre_tunnel_mode_encode (t->mode);
rmp->tunnel.instance = htonl (t->user_instance);
rmp->tunnel.sw_if_index = htonl (t->sw_if_index);
rmp->tunnel.session_id = htons (t->session_id);
+
rmp->context = context;
vl_api_send_msg (reg, (u8 *) rmp);
diff --git a/src/vnet/gre/interface.c b/src/vnet/gre/interface.c
index ea93536fb27..927f34ef694 100644
--- a/src/vnet/gre/interface.c
+++ b/src/vnet/gre/interface.c
@@ -26,7 +26,39 @@
#include <vnet/mpls/mpls.h>
#include <vnet/l2/l2_input.h>
-static const char *gre_tunnel_type_names[] = GRE_TUNNEL_TYPE_NAMES;
+u8 *
+format_gre_tunnel_type (u8 * s, va_list * args)
+{
+ gre_tunnel_type_t type = va_arg (*args, int);
+
+ switch (type)
+ {
+#define _(n, v) case GRE_TUNNEL_TYPE_##n: \
+ s = format (s, "%s", v); \
+ break;
+ foreach_gre_tunnel_type
+#undef _
+ }
+
+ return (s);
+}
+
+u8 *
+format_gre_tunnel_mode (u8 * s, va_list * args)
+{
+ gre_tunnel_mode_t mode = va_arg (*args, int);
+
+ switch (mode)
+ {
+#define _(n, v) case GRE_TUNNEL_MODE_##n: \
+ s = format (s, "%s", v); \
+ break;
+ foreach_gre_tunnel_mode
+#undef _
+ }
+
+ return (s);
+}
static u8 *
format_gre_tunnel (u8 * s, va_list * args)
@@ -39,7 +71,8 @@ format_gre_tunnel (u8 * s, va_list * args)
format_ip46_address, &t->tunnel_dst.fp_addr, IP46_TYPE_ANY,
t->outer_fib_index, t->sw_if_index);
- s = format (s, "payload %s ", gre_tunnel_type_names[t->type]);
+ s = format (s, "payload %U ", format_gre_tunnel_type, t->type);
+ s = format (s, "%U ", format_gre_tunnel_mode, t->mode);
if (t->type == GRE_TUNNEL_TYPE_ERSPAN)
s = format (s, "session %d ", t->session_id);
@@ -209,13 +242,21 @@ vnet_gre_tunnel_add (vnet_gre_tunnel_add_del_args_t * a,
t->user_instance = u_idx; /* name */
t->type = a->type;
+ t->mode = a->mode;
if (t->type == GRE_TUNNEL_TYPE_ERSPAN)
t->session_id = a->session_id;
if (t->type == GRE_TUNNEL_TYPE_L3)
- hw_if_index = vnet_register_interface (vnm, gre_device_class.index, t_idx,
- gre_hw_interface_class.index,
- t_idx);
+ {
+ if (t->mode == GRE_TUNNEL_MODE_P2P)
+ hw_if_index =
+ vnet_register_interface (vnm, gre_device_class.index, t_idx,
+ gre_hw_interface_class.index, t_idx);
+ else
+ hw_if_index =
+ vnet_register_interface (vnm, gre_device_class.index, t_idx,
+ mgre_hw_interface_class.index, t_idx);
+ }
else
{
/* Default MAC address (d00b:eed0:0000 + sw_if_index) */
@@ -372,9 +413,9 @@ vnet_gre_tunnel_add_del (vnet_gre_tunnel_add_del_args_t * a,
u32 outer_fib_index;
if (!a->is_ipv6)
- outer_fib_index = ip4_fib_index_from_table_id (a->outer_fib_id);
+ 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_fib_id);
+ outer_fib_index = ip6_fib_index_from_table_id (a->outer_table_id);
if (~0 == outer_fib_index)
return VNET_API_ERROR_NO_SUCH_FIB;
@@ -428,18 +469,17 @@ create_gre_tunnel_command_fn (vlib_main_t * vm,
{
unformat_input_t _line_input, *line_input = &_line_input;
vnet_gre_tunnel_add_del_args_t _a, *a = &_a;
- ip46_address_t src, dst;
+ ip46_address_t src = ip46_address_initializer, dst =
+ ip46_address_initializer;
u32 instance = ~0;
- u32 outer_fib_id = 0;
+ u32 outer_table_id = 0;
gre_tunnel_type_t t_type = GRE_TUNNEL_TYPE_L3;
+ gre_tunnel_mode_t t_mode = GRE_TUNNEL_MODE_P2P;
u32 session_id = 0;
int rv;
- u32 num_m_args = 0;
u8 is_add = 1;
u32 sw_if_index;
clib_error_t *error = NULL;
- u8 ipv4_set = 0;
- u8 ipv6_set = 0;
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
@@ -451,32 +491,14 @@ create_gre_tunnel_command_fn (vlib_main_t * vm,
is_add = 0;
else if (unformat (line_input, "instance %d", &instance))
;
- else
- if (unformat (line_input, "src %U", unformat_ip4_address, &src.ip4))
- {
- num_m_args++;
- ipv4_set = 1;
- }
- else
- if (unformat (line_input, "dst %U", unformat_ip4_address, &dst.ip4))
- {
- num_m_args++;
- ipv4_set = 1;
- }
- else
- if (unformat (line_input, "src %U", unformat_ip6_address, &src.ip6))
- {
- num_m_args++;
- ipv6_set = 1;
- }
- else
- if (unformat (line_input, "dst %U", unformat_ip6_address, &dst.ip6))
- {
- num_m_args++;
- ipv6_set = 1;
- }
- else if (unformat (line_input, "outer-fib-id %d", &outer_fib_id))
+ else if (unformat (line_input, "src %U", unformat_ip46_address, &src))
+ ;
+ else if (unformat (line_input, "dst %U", unformat_ip46_address, &dst))
;
+ else if (unformat (line_input, "outer-table-id %d", &outer_table_id))
+ ;
+ else if (unformat (line_input, "multipoint"))
+ t_mode = GRE_TUNNEL_MODE_MP;
else if (unformat (line_input, "teb"))
t_type = GRE_TUNNEL_TYPE_TEB;
else if (unformat (line_input, "erspan %d", &session_id))
@@ -489,47 +511,41 @@ create_gre_tunnel_command_fn (vlib_main_t * vm,
}
}
- if (num_m_args < 2)
+ if (ip46_address_is_equal (&src, &dst))
{
- error = clib_error_return (0, "mandatory argument(s) missing");
+ error = clib_error_return (0, "src and dst are identical");
goto done;
}
- if ((ipv4_set && memcmp (&src.ip4, &dst.ip4, sizeof (src.ip4)) == 0) ||
- (ipv6_set && memcmp (&src.ip6, &dst.ip6, sizeof (src.ip6)) == 0))
+ if (t_mode != GRE_TUNNEL_MODE_MP && ip46_address_is_zero (&dst))
{
- error = clib_error_return (0, "src and dst are identical");
+ error = clib_error_return (0, "destination address not specified");
goto done;
}
- if (ipv4_set && ipv6_set)
- return clib_error_return (0, "both IPv4 and IPv6 addresses specified");
+ if (ip46_address_is_zero (&src))
+ {
+ error = clib_error_return (0, "source address not specified");
+ goto done;
+ }
- if ((ipv4_set && memcmp (&dst.ip4, &zero_addr.ip4, sizeof (dst.ip4)) == 0)
- || (ipv6_set
- && memcmp (&dst.ip6, &zero_addr.ip6, sizeof (dst.ip6)) == 0))
+ if (ip46_address_is_ip4 (&src) != ip46_address_is_ip4 (&dst))
{
- error = clib_error_return (0, "dst address cannot be zero");
+ error =
+ clib_error_return (0, "src and dst address must be the same AF");
goto done;
}
clib_memset (a, 0, sizeof (*a));
a->is_add = is_add;
- a->outer_fib_id = outer_fib_id;
+ a->outer_table_id = outer_table_id;
a->type = t_type;
+ a->mode = t_mode;
a->session_id = session_id;
- a->is_ipv6 = ipv6_set;
+ a->is_ipv6 = !ip46_address_is_ip4 (&src);
a->instance = instance;
- if (!ipv6_set)
- {
- clib_memcpy (&a->src.ip4, &src.ip4, sizeof (src.ip4));
- clib_memcpy (&a->dst.ip4, &dst.ip4, sizeof (dst.ip4));
- }
- else
- {
- clib_memcpy (&a->src.ip6, &src.ip6, sizeof (src.ip6));
- clib_memcpy (&a->dst.ip6, &dst.ip6, sizeof (dst.ip6));
- }
+ clib_memcpy (&a->src, &src, sizeof (a->src));
+ clib_memcpy (&a->dst, &dst, sizeof (a->dst));
rv = vnet_gre_tunnel_add_del (a, &sw_if_index);
@@ -543,8 +559,8 @@ create_gre_tunnel_command_fn (vlib_main_t * vm,
error = clib_error_return (0, "GRE tunnel already exists...");
goto done;
case VNET_API_ERROR_NO_SUCH_FIB:
- error = clib_error_return (0, "outer fib ID %d doesn't exist\n",
- outer_fib_id);
+ error = clib_error_return (0, "outer table ID %d doesn't exist\n",
+ outer_table_id);
goto done;
case VNET_API_ERROR_NO_SUCH_ENTRY:
error = clib_error_return (0, "GRE tunnel doesn't exist");