diff options
Diffstat (limited to 'src/plugins/gbp/gbp_vxlan_node.c')
| -rw-r--r-- | src/plugins/gbp/gbp_vxlan_node.c | 218 |
1 files changed, 0 insertions, 218 deletions
diff --git a/src/plugins/gbp/gbp_vxlan_node.c b/src/plugins/gbp/gbp_vxlan_node.c deleted file mode 100644 index 413a9f47e1b..00000000000 --- a/src/plugins/gbp/gbp_vxlan_node.c +++ /dev/null @@ -1,218 +0,0 @@ -/* - * Copyright (c) 2019 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_vxlan.h> -#include <plugins/gbp/gbp_itf.h> -#include <plugins/gbp/gbp_learn.h> -#include <plugins/gbp/gbp_bridge_domain.h> -#include <plugins/gbp/gbp_route_domain.h> - -#include <vnet/vxlan-gbp/vxlan_gbp.h> -#include <vlibmemory/api.h> -#include <vnet/fib/fib_table.h> - -extern uword *gv_db; - -typedef struct gbp_vxlan_trace_t_ -{ - u8 dropped; - u32 vni; - u32 sw_if_index; - u16 sclass; - u8 flags; -} gbp_vxlan_trace_t; - -#define foreach_gbp_vxlan_input_next \ - _(DROP, "error-drop") \ - _(L2_INPUT, "l2-input") \ - _(IP4_INPUT, "ip4-input") \ - _(IP6_INPUT, "ip6-input") - -typedef enum -{ -#define _(s,n) GBP_VXLAN_INPUT_NEXT_##s, - foreach_gbp_vxlan_input_next -#undef _ - GBP_VXLAN_INPUT_N_NEXT, -} gbp_vxlan_input_next_t; - - -#define foreach_gbp_vxlan_error \ - _(DECAPPED, "decapped") \ - _(LEARNED, "learned") - -typedef enum -{ -#define _(s,n) GBP_VXLAN_ERROR_##s, - foreach_gbp_vxlan_error -#undef _ - GBP_VXLAN_N_ERROR, -} gbp_vxlan_input_error_t; - -static char *gbp_vxlan_error_strings[] = { -#define _(n,s) s, - foreach_gbp_vxlan_error -#undef _ -}; - -static uword -gbp_vxlan_decap (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * from_frame, u8 is_ip4) -{ - u32 n_left_to_next, n_left_from, next_index, *to_next, *from; - - next_index = 0; - from = vlib_frame_vector_args (from_frame); - n_left_from = from_frame->n_vectors; - - while (n_left_from > 0) - { - - vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next); - - while (n_left_from > 0 && n_left_to_next > 0) - { - vxlan_gbp_header_t *vxlan_gbp0; - gbp_vxlan_input_next_t next0; - gbp_vxlan_tunnel_t *gt0; - vlib_buffer_t *b0; - u32 bi0, vni0; - uword *p; - - bi0 = to_next[0] = from[0]; - from += 1; - to_next += 1; - n_left_from -= 1; - n_left_to_next -= 1; - next0 = GBP_VXLAN_INPUT_NEXT_DROP; - - b0 = vlib_get_buffer (vm, bi0); - vxlan_gbp0 = - vlib_buffer_get_current (b0) - sizeof (vxlan_gbp_header_t); - - vni0 = vxlan_gbp_get_vni (vxlan_gbp0); - p = hash_get (gv_db, vni0); - - if (PREDICT_FALSE (NULL == p)) - { - gt0 = NULL; - next0 = GBP_VXLAN_INPUT_NEXT_DROP; - } - else - { - gt0 = gbp_vxlan_tunnel_get (p[0]); - - vnet_buffer (b0)->sw_if_index[VLIB_RX] = gt0->gt_sw_if_index; - - if (GBP_VXLAN_TUN_L2 == gt0->gt_layer) - /* - * An L2 layer tunnel goes into the BD - */ - next0 = GBP_VXLAN_INPUT_NEXT_L2_INPUT; - else - { - /* - * An L3 layer tunnel needs to strip the L2 header - * an inject into the RD - */ - ethernet_header_t *e0; - u16 type0; - - e0 = vlib_buffer_get_current (b0); - type0 = clib_net_to_host_u16 (e0->type); - switch (type0) - { - case ETHERNET_TYPE_IP4: - next0 = GBP_VXLAN_INPUT_NEXT_IP4_INPUT; - break; - case ETHERNET_TYPE_IP6: - next0 = GBP_VXLAN_INPUT_NEXT_IP6_INPUT; - break; - default: - goto trace; - } - vlib_buffer_advance (b0, sizeof (*e0)); - } - } - - trace: - if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED)) - { - gbp_vxlan_trace_t *tr; - - tr = vlib_add_trace (vm, node, b0, sizeof (*tr)); - tr->dropped = (next0 == GBP_VXLAN_INPUT_NEXT_DROP); - tr->vni = vni0; - tr->sw_if_index = (gt0 ? gt0->gt_sw_if_index : ~0); - tr->flags = vxlan_gbp_get_gpflags (vxlan_gbp0); - tr->sclass = vxlan_gbp_get_sclass (vxlan_gbp0); - } - - 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 from_frame->n_vectors; -} - -VLIB_NODE_FN (gbp_vxlan4_input_node) (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * from_frame) -{ - return gbp_vxlan_decap (vm, node, from_frame, 1); -} - -static u8 * -format_gbp_vxlan_rx_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_vxlan_trace_t *t = va_arg (*args, gbp_vxlan_trace_t *); - - s = format (s, "vni:%d dropped:%d rx:%d sclass:%d flags:%U", - t->vni, t->dropped, t->sw_if_index, - t->sclass, format_vxlan_gbp_header_gpflags, t->flags); - - return (s); -} - -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (gbp_vxlan4_input_node) = -{ - .name = "gbp-vxlan4", - .vector_size = sizeof (u32), - .n_errors = GBP_VXLAN_N_ERROR, - .error_strings = gbp_vxlan_error_strings, - .n_next_nodes = GBP_VXLAN_INPUT_N_NEXT, - .format_trace = format_gbp_vxlan_rx_trace, - .next_nodes = { -#define _(s,n) [GBP_VXLAN_INPUT_NEXT_##s] = n, - foreach_gbp_vxlan_input_next -#undef _ - }, -}; -/* *INDENT-ON* */ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |