* limitations under the License.
*/
-#include <plugins/gbp/gbp.h>
+#include <plugins/gbp/gbp_sclass.h>
#include <vnet/l2/l2_input.h>
#include <vnet/l2/l2_output.h>
-/**
- * Grouping of global data for the GBP source EPG classification feature
- */
-typedef struct gbp_sclass_main_t_
-{
- /**
- * Next nodes for L2 output features
- */
- u32 gel_l2_input_feat_next[32];
- u32 gel_l2_output_feat_next[32];
-} gbp_sclass_main_t;
-
-static gbp_sclass_main_t gbp_sclass_main;
-
-#define foreach_gbp_sclass \
- _(DROP, "drop")
-
-
-typedef enum
-{
-#define _(sym,str) GBP_SCLASS_NEXT_##sym,
- foreach_gbp_sclass
-#undef _
- GBP_SCLASS_N_NEXT,
-} gbp_sclass_next_t;
-
-typedef struct gbp_sclass_trace_t_
-{
- /* per-pkt trace data */
- u32 epg;
- u32 sclass;
-} gbp_sclass_trace_t;
-
-static_always_inline uword
-gbp_sclass_inline (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame, int is_id_2_sclass, int is_l2)
-{
- u32 n_left_from, *from, *to_next, next_index;
- gbp_sclass_main_t *glm;
-
- glm = &gbp_sclass_main;
- next_index = 0;
- n_left_from = frame->n_vectors;
- from = vlib_frame_vector_args (frame);
-
- while (n_left_from > 0)
- {
- u32 n_left_to_next;
-
- vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
-
- while (n_left_from > 0 && n_left_to_next > 0)
- {
- gbp_sclass_next_t next0;
- vlib_buffer_t *b0;
- epg_id_t epg0;
- u16 sclass0;
- u32 bi0;
-
- next0 = GBP_SCLASS_NEXT_DROP;
- bi0 = from[0];
- to_next[0] = bi0;
- from += 1;
- to_next += 1;
- n_left_from -= 1;
- n_left_to_next -= 1;
-
- b0 = vlib_get_buffer (vm, bi0);
-
- if (is_id_2_sclass)
- {
- // output direction - convert from the SRC-EPD to the sclass
- gbp_endpoint_group_t *gg;
+gbp_sclass_main_t gbp_sclass_main;
- epg0 = vnet_buffer2 (b0)->gbp.src_epg;
- gg = gbp_epg_get (epg0);
-
- if (NULL != gg)
- {
- sclass0 = vnet_buffer2 (b0)->gbp.sclass = gg->gg_sclass;
- if (is_l2)
- next0 =
- vnet_l2_feature_next (b0, glm->gel_l2_output_feat_next,
- L2OUTPUT_FEAT_GBP_ID_2_SCLASS);
- else
- vnet_feature_next (&next0, b0);
- }
- else
- sclass0 = 0;
- }
- else
- {
- /* input direction - convert from the sclass to the SRC-EGD */
- sclass0 = vnet_buffer2 (b0)->gbp.sclass;
- vnet_buffer2 (b0)->gbp.src_epg =
- gbp_epg_sclass_2_id (vnet_buffer2 (b0)->gbp.sclass);
- epg0 = vnet_buffer2 (b0)->gbp.src_epg;
-
- if (EPG_INVALID != epg0)
- {
- if (is_l2)
- next0 =
- vnet_l2_feature_next (b0, glm->gel_l2_input_feat_next,
- L2INPUT_FEAT_GBP_SCLASS_2_ID);
- else
- vnet_feature_next (&next0, b0);
- }
- }
-
- if (PREDICT_FALSE ((b0->flags & VLIB_BUFFER_IS_TRACED)))
- {
- gbp_sclass_trace_t *t =
- vlib_add_trace (vm, node, b0, sizeof (*t));
- t->epg = epg0;
- t->sclass = sclass0;
- }
-
- vlib_validate_buffer_enqueue_x1 (vm, node, next_index,
- to_next, n_left_to_next,
- bi0, next0);
- }
-
- vlib_put_next_frame (vm, node, next_index, n_left_to_next);
- }
-
- return frame->n_vectors;
-}
-
-VLIB_NODE_FN (l2_gbp_id_2_sclass_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame)
-{
- return (gbp_sclass_inline (vm, node, frame, 1, 1));
-}
-
-VLIB_NODE_FN (l2_gbp_sclass_2_id_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame)
-{
- return (gbp_sclass_inline (vm, node, frame, 0, 1));
-}
-
-VLIB_NODE_FN (ip4_gbp_id_2_sclass_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame)
-{
- return (gbp_sclass_inline (vm, node, frame, 1, 0));
-}
-
-VLIB_NODE_FN (ip4_gbp_sclass_2_id_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame)
-{
- return (gbp_sclass_inline (vm, node, frame, 0, 0));
-}
-
-VLIB_NODE_FN (ip6_gbp_id_2_sclass_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame)
-{
- return (gbp_sclass_inline (vm, node, frame, 1, 0));
-}
-
-VLIB_NODE_FN (ip6_gbp_sclass_2_id_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame)
-{
- return (gbp_sclass_inline (vm, node, frame, 0, 0));
-}
-
-/* packet trace format function */
-static u8 *
-format_gbp_sclass_trace (u8 * s, va_list * args)
-{
- CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
- CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
- gbp_sclass_trace_t *t = va_arg (*args, gbp_sclass_trace_t *);
-
- s = format (s, "epg:%d sclass:%d", t->epg, t->sclass);
-
- return s;
-}
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (l2_gbp_id_2_sclass_node) = {
- .name = "l2-gbp-id-2-sclass",
- .vector_size = sizeof (u32),
- .format_trace = format_gbp_sclass_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_next_nodes = GBP_SCLASS_N_NEXT,
-
- .next_nodes = {
- [GBP_SCLASS_NEXT_DROP] = "error-drop",
- },
-};
-VLIB_REGISTER_NODE (l2_gbp_sclass_2_id_node) = {
- .name = "l2-gbp-sclass-2-id",
- .vector_size = sizeof (u32),
- .format_trace = format_gbp_sclass_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_next_nodes = GBP_SCLASS_N_NEXT,
-
- .next_nodes = {
- [GBP_SCLASS_NEXT_DROP] = "error-drop",
- },
-};
-
-VLIB_REGISTER_NODE (ip4_gbp_id_2_sclass_node) = {
- .name = "ip4-gbp-id-2-sclass",
- .vector_size = sizeof (u32),
- .format_trace = format_gbp_sclass_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_next_nodes = GBP_SCLASS_N_NEXT,
-
- .next_nodes = {
- [GBP_SCLASS_NEXT_DROP] = "error-drop",
- },
-};
-VLIB_REGISTER_NODE (ip4_gbp_sclass_2_id_node) = {
- .name = "ip4-gbp-sclass-2-id",
- .vector_size = sizeof (u32),
- .format_trace = format_gbp_sclass_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_next_nodes = GBP_SCLASS_N_NEXT,
-
- .next_nodes = {
- [GBP_SCLASS_NEXT_DROP] = "error-drop",
- },
-};
-
-VLIB_REGISTER_NODE (ip6_gbp_id_2_sclass_node) = {
- .name = "ip6-gbp-id-2-sclass",
- .vector_size = sizeof (u32),
- .format_trace = format_gbp_sclass_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_next_nodes = GBP_SCLASS_N_NEXT,
-
- .next_nodes = {
- [GBP_SCLASS_NEXT_DROP] = "error-drop",
- },
-};
-VLIB_REGISTER_NODE (ip6_gbp_sclass_2_id_node) = {
- .name = "ip6-gbp-sclass-2-id",
- .vector_size = sizeof (u32),
- .format_trace = format_gbp_sclass_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_next_nodes = GBP_SCLASS_N_NEXT,
-
- .next_nodes = {
- [GBP_SCLASS_NEXT_DROP] = "error-drop",
- },
-};
-
-
-VNET_FEATURE_INIT (ip4_gbp_sclass_2_id_feat, static) =
-{
- .arc_name = "ip4-unicast",
- .node_name = "ip4-gbp-sclass-2-id",
- .runs_before = VNET_FEATURES ("gbp-learn-ip4"),
-};
-VNET_FEATURE_INIT (ip6_gbp_sclass_2_id_feat, static) =
-{
- .arc_name = "ip6-unicast",
- .node_name = "ip6-gbp-sclass-2-id",
- .runs_before = VNET_FEATURES ("gbp-learn-ip6"),
-};
-VNET_FEATURE_INIT (ip4_gbp_id_2_sclass_feat, static) =
-{
- .arc_name = "ip4-output",
- .node_name = "ip4-gbp-id-2-sclass",
-};
-VNET_FEATURE_INIT (ip6_gbp_id_2_sclass_feat, static) =
-{
- .arc_name = "ip6-output",
- .node_name = "ip6-gbp-id-2-sclass",
-};
-/* *INDENT-ON* */
-
-#ifndef CLIB_MARCH_VARIANT
void
gbp_sclass_enable_l2 (u32 sw_if_index)
{
vnet_feature_enable_disable ("ip6-output",
"ip6-gbp-id-2-sclass", sw_if_index, 0, 0, 0);
}
-#endif /* CLIB_MARCH_VARIANT */
static clib_error_t *
gbp_sclass_init (vlib_main_t * vm)
VLIB_INIT_FUNCTION (gbp_sclass_init);
+
/*
* fd.io coding-style-patch-verification: ON
*
Code Review / vpp.git / blobdiff