gbp_policy.c

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/*
 * Copyright (c) 2018 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 <plugins/gbp/gbp.h>
#include <plugins/gbp/gbp_policy.h>
#include <vnet/vxlan-gbp/vxlan_gbp_packet.h>

gbp_policy_main_t gbp_policy_main;

/* packet trace format function */
u8 *
format_gbp_policy_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_policy_trace_t *t = va_arg (*args, gbp_policy_trace_t *);

  s =
    format (s, "scope:%d sclass:%d, dclass:%d, allowed:%d flags:%U", t->scope,
            t->sclass, t->dclass, t->allowed, format_vxlan_gbp_header_gpflags,
            t->flags);

  return s;
}

static clib_error_t *
gbp_policy_init (vlib_main_t * vm)
{
  gbp_policy_main_t *gpm = &gbp_policy_main;
  clib_error_t *error = 0;

  /* Initialize the feature next-node indexes */
  vlib_node_t *node = vlib_get_node_by_name (vm, (u8 *) "gbp-policy-port");
  feat_bitmap_init_next_nodes (vm,
                               node->index,
                               L2OUTPUT_N_FEAT,
                               l2output_get_feat_names (),
                               gpm->l2_output_feat_next[GBP_POLICY_PORT]);

  node = vlib_get_node_by_name (vm, (u8 *) "gbp-policy-mac");
  feat_bitmap_init_next_nodes (vm,
                               node->index,
                               L2OUTPUT_N_FEAT,
                               l2output_get_feat_names (),
                               gpm->l2_output_feat_next[GBP_POLICY_MAC]);

  node = vlib_get_node_by_name (vm, (u8 *) "gbp-policy-lpm");
  feat_bitmap_init_next_nodes (vm,
                               node->index,
                               L2OUTPUT_N_FEAT,
                               l2output_get_feat_names (),
                               gpm->l2_output_feat_next[GBP_POLICY_LPM]);

  return error;
}

VLIB_INIT_FUNCTION (gbp_policy_init);

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */