diff options
Diffstat (limited to 'hicn-plugin/src/network/data_input_node.c')
| -rw-r--r-- | hicn-plugin/src/network/data_input_node.c | 697 |
1 files changed, 0 insertions, 697 deletions
diff --git a/hicn-plugin/src/network/data_input_node.c b/hicn-plugin/src/network/data_input_node.c deleted file mode 100644 index 8d20f54a6..000000000 --- a/hicn-plugin/src/network/data_input_node.c +++ /dev/null @@ -1,697 +0,0 @@ -/* - * Copyright (c) 2020 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 <vnet/vnet.h> -#include <vnet/ip/ip.h> -#include <vnet/fib/ip6_fib.h> -#include <vnet/fib/fib_table.h> /* for FIB table and entry creation */ -#include <vnet/fib/fib_entry.h> /* for FIB table and entry creation */ -#include <vnet/fib/ip4_fib.h> -#include <vnet/dpo/load_balance.h> - -#include "mgmt.h" -#include "strategy_dpo_manager.h" - -static __clib_unused char *hicn_data_input_error_strings[] = { -#define _(sym, string) string, - foreach_hicnfwd_error -#undef _ -}; - -typedef struct -{ - u32 next_index; - u32 sw_if_index; -} hicn_data_input_t; - -typedef enum -{ - HICN_DATA_INPUT_IP6_NEXT_FACE, - HICN_DATA_INPUT_IP6_NEXT_IP6_LOCAL, - HICN_DATA_INPUT_IP6_N_NEXT, -} hicn_data_input_ip6_next_t; - -typedef enum -{ - HICN_DATA_INPUT_IP4_NEXT_FACE, - HICN_DATA_INPUT_IP4_NEXT_IP4_LOCAL, - HICN_DATA_INPUT_IP4_N_NEXT, -} hicn_data_input_ip4_next_t; - -typedef struct -{ - u32 next_index; - u32 sw_if_index; - u8 isv6; -} hicn_data_input_trace_t; - -vlib_node_registration_t hicn_data_input_ip6_node; -vlib_node_registration_t hicn_data_input_ip4_node; - -static __clib_unused u8 * -format_hicn_data_input_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 *); - hicn_data_input_trace_t *t = va_arg (*args, hicn_data_input_trace_t *); - u32 indent = format_get_indent (s); - u8 isv6 = (u8) va_arg (*args, int); - - s = - format (s, "%U hicn_data_input%s: sw_if_index %d next-index %d", - format_white_space, indent, isv6 ? "_ip6" : "_ip4", - t->sw_if_index, t->next_index); - return s; -} - -static uword -hicn_data_input_ip6_fn (vlib_main_t * vm, - vlib_node_runtime_t * node, vlib_frame_t * frame) -{ - ip6_main_t *im = &ip6_main; - vlib_combined_counter_main_t *cm = &load_balance_main.lbm_to_counters; - u32 n_left_from, n_left_to_next, *from, *to_next; - ip_lookup_next_t next; - u32 thread_index = vm->thread_index; - - from = vlib_frame_vector_args (frame); - n_left_from = frame->n_vectors; - next = node->cached_next_index; - - while (n_left_from > 0) - { - vlib_get_next_frame (vm, node, next, to_next, n_left_to_next); - - while (n_left_from >= 4 && n_left_to_next >= 2) - { - vlib_buffer_t *p0, *p1; - u32 pi0, pi1, lbi0, lbi1, wrong_next; - ip_lookup_next_t next0, next1; - ip6_header_t *ip0, *ip1; - ip6_address_t *src_addr0, *src_addr1; - const dpo_id_t *dpo0, *dpo1; - const load_balance_t *lb0, *lb1; - - /* Prefetch next iteration. */ - { - vlib_buffer_t *p2, *p3; - - p2 = vlib_get_buffer (vm, from[2]); - p3 = vlib_get_buffer (vm, from[3]); - - vlib_prefetch_buffer_header (p2, LOAD); - vlib_prefetch_buffer_header (p3, LOAD); - CLIB_PREFETCH (p2->data, sizeof (ip0[0]), LOAD); - CLIB_PREFETCH (p3->data, sizeof (ip0[0]), LOAD); - } - - pi0 = to_next[0] = from[0]; - pi1 = to_next[1] = from[1]; - - p0 = vlib_get_buffer (vm, pi0); - p1 = vlib_get_buffer (vm, pi1); - - ip0 = vlib_buffer_get_current (p0); - ip1 = vlib_buffer_get_current (p1); - - src_addr0 = &ip0->src_address; - src_addr1 = &ip1->src_address; - - ip_lookup_set_buffer_fib_index (im->fib_index_by_sw_if_index, p0); - ip_lookup_set_buffer_fib_index (im->fib_index_by_sw_if_index, p1); - - lbi0 = ip6_fib_table_fwding_lookup (vnet_buffer (p0)->ip.fib_index, - src_addr0); - lbi1 = ip6_fib_table_fwding_lookup (vnet_buffer (p1)->ip.fib_index, - src_addr1); - - lb0 = load_balance_get (lbi0); - lb1 = load_balance_get (lbi1); - ASSERT (lb0->lb_n_buckets > 0); - ASSERT (lb1->lb_n_buckets > 0); - ASSERT (is_pow2 (lb0->lb_n_buckets)); - ASSERT (is_pow2 (lb1->lb_n_buckets)); - - vnet_buffer (p0)->ip.flow_hash = vnet_buffer (p1)->ip.flow_hash = 0; - - //No vpp loadbalancing. Missing header file to exploit it - dpo0 = load_balance_get_bucket_i (lb0, 0); - dpo1 = load_balance_get_bucket_i (lb1, 0); - - if (dpo_is_hicn (dpo0)) - next0 = HICN_DATA_INPUT_IP6_NEXT_FACE; - else - next0 = HICN_DATA_INPUT_IP6_NEXT_IP6_LOCAL; - - if (dpo_is_hicn (dpo1)) - next1 = HICN_DATA_INPUT_IP6_NEXT_FACE; - else - next1 = HICN_DATA_INPUT_IP6_NEXT_IP6_LOCAL; - - if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE) && - (p0->flags & VLIB_BUFFER_IS_TRACED)) - { - hicn_data_input_trace_t *t = - vlib_add_trace (vm, node, p0, sizeof (*t)); - t->sw_if_index = vnet_buffer (p0)->sw_if_index[VLIB_RX]; - t->next_index = next0; - t->isv6 = 1; - } - - if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE) && - (p1->flags & VLIB_BUFFER_IS_TRACED)) - { - hicn_data_input_trace_t *t = - vlib_add_trace (vm, node, p1, sizeof (*t)); - t->sw_if_index = vnet_buffer (p1)->sw_if_index[VLIB_RX]; - t->next_index = next1; - t->isv6 = 1; - } - - - vlib_increment_combined_counter - (cm, thread_index, lbi0, 1, vlib_buffer_length_in_chain (vm, p0)); - vlib_increment_combined_counter - (cm, thread_index, lbi1, 1, vlib_buffer_length_in_chain (vm, p1)); - - from += 2; - to_next += 2; - n_left_to_next -= 2; - n_left_from -= 2; - - wrong_next = (next0 != next) + 2 * (next1 != next); - if (PREDICT_FALSE (wrong_next != 0)) - { - switch (wrong_next) - { - case 1: - /* A B A */ - to_next[-2] = pi1; - to_next -= 1; - n_left_to_next += 1; - vlib_set_next_frame_buffer (vm, node, next0, pi0); - break; - - case 2: - /* A A B */ - to_next -= 1; - n_left_to_next += 1; - vlib_set_next_frame_buffer (vm, node, next1, pi1); - break; - - case 3: - /* A B C */ - to_next -= 2; - n_left_to_next += 2; - vlib_set_next_frame_buffer (vm, node, next0, pi0); - vlib_set_next_frame_buffer (vm, node, next1, pi1); - if (next0 == next1) - { - /* A B B */ - vlib_put_next_frame (vm, node, next, n_left_to_next); - next = next1; - vlib_get_next_frame (vm, node, next, to_next, - n_left_to_next); - } - } - } - } - - while (n_left_from > 0 && n_left_to_next > 0) - { - vlib_buffer_t *p0; - ip6_header_t *ip0; - u32 pi0, lbi0; - ip_lookup_next_t next0; - load_balance_t *lb0; - ip6_address_t *src_addr0; - const dpo_id_t *dpo0; - - pi0 = from[0]; - to_next[0] = pi0; - - p0 = vlib_get_buffer (vm, pi0); - ip0 = vlib_buffer_get_current (p0); - src_addr0 = &ip0->src_address; - ip_lookup_set_buffer_fib_index (im->fib_index_by_sw_if_index, p0); - lbi0 = ip6_fib_table_fwding_lookup (vnet_buffer (p0)->ip.fib_index, - src_addr0); - - lb0 = load_balance_get (lbi0); - ASSERT (lb0->lb_n_buckets > 0); - ASSERT (is_pow2 (lb0->lb_n_buckets)); - - //No vpp loadbalancing. Missing header file to exploit it - dpo0 = load_balance_get_bucket_i (lb0, 0); - - if (dpo_is_hicn (dpo0)) - next0 = HICN_DATA_INPUT_IP6_NEXT_FACE; - else - next0 = HICN_DATA_INPUT_IP6_NEXT_IP6_LOCAL; - - if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE) && - (p0->flags & VLIB_BUFFER_IS_TRACED)) - { - hicn_data_input_trace_t *t = - vlib_add_trace (vm, node, p0, sizeof (*t)); - t->sw_if_index = vnet_buffer (p0)->sw_if_index[VLIB_RX]; - t->next_index = next0; - t->isv6 = 1; - } - - vlib_increment_combined_counter - (cm, thread_index, lbi0, 1, vlib_buffer_length_in_chain (vm, p0)); - - from += 1; - to_next += 1; - n_left_to_next -= 1; - n_left_from -= 1; - - if (PREDICT_FALSE (next0 != next)) - { - n_left_to_next += 1; - vlib_put_next_frame (vm, node, next, n_left_to_next); - next = next0; - vlib_get_next_frame (vm, node, next, to_next, n_left_to_next); - to_next[0] = pi0; - to_next += 1; - n_left_to_next -= 1; - } - } - - vlib_put_next_frame (vm, node, next, n_left_to_next); - } - - return frame->n_vectors; -} - -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE(hicn_data_input_ip6) = - { - .function = hicn_data_input_ip6_fn, - .name = "hicn-data-input-ip6", - .vector_size = sizeof(u32), - .format_trace = format_hicn_data_input_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - .n_errors = ARRAY_LEN(hicn_data_input_error_strings), - .error_strings = hicn_data_input_error_strings, - .n_next_nodes = HICN_DATA_INPUT_IP6_N_NEXT, - .next_nodes = - { - [HICN_DATA_INPUT_IP6_NEXT_FACE] = "hicn6-face-input", - [HICN_DATA_INPUT_IP6_NEXT_IP6_LOCAL] = "ip6-local-end-of-arc" - }, - }; -/* *INDENT-ON* */ - -/* *INDENT-OFF* */ -VNET_FEATURE_INIT(hicn_data_input_ip6_arc, static)= - { - .arc_name = "ip6-local", - .node_name = "hicn-data-input-ip6", - .runs_before = VNET_FEATURES("ip6-local-end-of-arc"), - }; -/* *INDENT-ON* */ - - - -always_inline uword -hicn_data_input_ip4_fn (vlib_main_t * vm, - vlib_node_runtime_t * node, vlib_frame_t * frame) -{ - ip4_main_t *im = &ip4_main; - vlib_combined_counter_main_t *cm = &load_balance_main.lbm_to_counters; - u32 n_left, *from; - u32 thread_index = vm->thread_index; - vlib_buffer_t *bufs[VLIB_FRAME_SIZE]; - vlib_buffer_t **b = bufs; - u16 nexts[VLIB_FRAME_SIZE], *next; - - from = vlib_frame_vector_args (frame); - n_left = frame->n_vectors; - next = nexts; - vlib_get_buffers (vm, from, bufs, n_left); - -#if (CLIB_N_PREFETCHES >= 8) - while (n_left >= 4) - { - ip4_header_t *ip0, *ip1, *ip2, *ip3; - const load_balance_t *lb0, *lb1, *lb2, *lb3; - ip4_fib_mtrie_t *mtrie0, *mtrie1, *mtrie2, *mtrie3; - ip4_fib_mtrie_leaf_t leaf0, leaf1, leaf2, leaf3; - ip4_address_t *src_addr0, *src_addr1, *src_addr2, *src_addr3; - u32 lb_index0, lb_index1, lb_index2, lb_index3; - const dpo_id_t *dpo0, *dpo1, *dpo2, *dpo3; - - /* Prefetch next iteration. */ - if (n_left >= 8) - { - vlib_prefetch_buffer_header (b[4], LOAD); - vlib_prefetch_buffer_header (b[5], LOAD); - vlib_prefetch_buffer_header (b[6], LOAD); - vlib_prefetch_buffer_header (b[7], LOAD); - - CLIB_PREFETCH (b[4]->data, sizeof (ip0[0]), LOAD); - CLIB_PREFETCH (b[5]->data, sizeof (ip0[0]), LOAD); - CLIB_PREFETCH (b[6]->data, sizeof (ip0[0]), LOAD); - CLIB_PREFETCH (b[7]->data, sizeof (ip0[0]), LOAD); - } - - ip0 = vlib_buffer_get_current (b[0]); - ip1 = vlib_buffer_get_current (b[1]); - ip2 = vlib_buffer_get_current (b[2]); - ip3 = vlib_buffer_get_current (b[3]); - - src_addr0 = &ip0->src_address; - src_addr1 = &ip1->src_address; - src_addr2 = &ip2->src_address; - src_addr3 = &ip3->src_address; - - ip_lookup_set_buffer_fib_index (im->fib_index_by_sw_if_index, b[0]); - ip_lookup_set_buffer_fib_index (im->fib_index_by_sw_if_index, b[1]); - ip_lookup_set_buffer_fib_index (im->fib_index_by_sw_if_index, b[2]); - ip_lookup_set_buffer_fib_index (im->fib_index_by_sw_if_index, b[3]); - - mtrie0 = &ip4_fib_get (vnet_buffer (b[0])->ip.fib_index)->mtrie; - mtrie1 = &ip4_fib_get (vnet_buffer (b[1])->ip.fib_index)->mtrie; - mtrie2 = &ip4_fib_get (vnet_buffer (b[2])->ip.fib_index)->mtrie; - mtrie3 = &ip4_fib_get (vnet_buffer (b[3])->ip.fib_index)->mtrie; - - leaf0 = ip4_fib_mtrie_lookup_step_one (mtrie0, src_addr0); - leaf1 = ip4_fib_mtrie_lookup_step_one (mtrie1, src_addr1); - leaf2 = ip4_fib_mtrie_lookup_step_one (mtrie2, src_addr2); - leaf3 = ip4_fib_mtrie_lookup_step_one (mtrie3, src_addr3); - - leaf0 = ip4_fib_mtrie_lookup_step (mtrie0, leaf0, src_addr0, 2); - leaf1 = ip4_fib_mtrie_lookup_step (mtrie1, leaf1, src_addr1, 2); - leaf2 = ip4_fib_mtrie_lookup_step (mtrie2, leaf2, src_addr2, 2); - leaf3 = ip4_fib_mtrie_lookup_step (mtrie3, leaf3, src_addr3, 2); - - leaf0 = ip4_fib_mtrie_lookup_step (mtrie0, leaf0, src_addr0, 3); - leaf1 = ip4_fib_mtrie_lookup_step (mtrie1, leaf1, src_addr1, 3); - leaf2 = ip4_fib_mtrie_lookup_step (mtrie2, leaf2, src_addr2, 3); - leaf3 = ip4_fib_mtrie_lookup_step (mtrie3, leaf3, src_addr3, 3); - - lb_index0 = ip4_fib_mtrie_leaf_get_adj_index (leaf0); - lb_index1 = ip4_fib_mtrie_leaf_get_adj_index (leaf1); - lb_index2 = ip4_fib_mtrie_leaf_get_adj_index (leaf2); - lb_index3 = ip4_fib_mtrie_leaf_get_adj_index (leaf3); - - ASSERT (lb_index0 && lb_index1 && lb_index2 && lb_index3); - lb0 = load_balance_get (lb_index0); - lb1 = load_balance_get (lb_index1); - lb2 = load_balance_get (lb_index2); - lb3 = load_balance_get (lb_index3); - - ASSERT (lb0->lb_n_buckets > 0); - ASSERT (is_pow2 (lb0->lb_n_buckets)); - ASSERT (lb1->lb_n_buckets > 0); - ASSERT (is_pow2 (lb1->lb_n_buckets)); - ASSERT (lb2->lb_n_buckets > 0); - ASSERT (is_pow2 (lb2->lb_n_buckets)); - ASSERT (lb3->lb_n_buckets > 0); - ASSERT (is_pow2 (lb3->lb_n_buckets)); - - dpo0 = load_balance_get_bucket_i (lb0, 0); - dpo1 = load_balance_get_bucket_i (lb1, 0); - dpo2 = load_balance_get_bucket_i (lb2, 0); - dpo3 = load_balance_get_bucket_i (lb3, 0); - - if (dpo_is_hicn (dpo0)) - next[0] = HICN_DATA_INPUT_IP4_NEXT_FACE; - else - next[0] = HICN_DATA_INPUT_IP4_NEXT_IP4_LOCAL; - - if (dpo_is_hicn (dpo1)) - next[1] = HICN_DATA_INPUT_IP4_NEXT_FACE; - else - next[1] = HICN_DATA_INPUT_IP4_NEXT_IP4_LOCAL; - - if (dpo_is_hicn (dpo2)) - next[2] = HICN_DATA_INPUT_IP4_NEXT_FACE; - else - next[2] = HICN_DATA_INPUT_IP4_NEXT_IP4_LOCAL; - - if (dpo_is_hicn (dpo3)) - next[3] = HICN_DATA_INPUT_IP4_NEXT_FACE; - else - next[3] = HICN_DATA_INPUT_IP4_NEXT_IP4_LOCAL; - - - if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE) && - (b[0]->flags & VLIB_BUFFER_IS_TRACED)) - { - hicn_data_input_trace_t *t = - vlib_add_trace (vm, node, b[0], sizeof (*t)); - t->sw_if_index = vnet_buffer (b[0])->sw_if_index[VLIB_RX]; - t->next_index = next[0]; - t->isv6 = 0; - } - - if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE) && - (b[1]->flags & VLIB_BUFFER_IS_TRACED)) - { - hicn_data_input_trace_t *t = - vlib_add_trace (vm, node, b[1], sizeof (*t)); - t->sw_if_index = vnet_buffer (b[1])->sw_if_index[VLIB_RX]; - t->next_index = next[1]; - t->isv6 = 0; - } - - if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE) && - (b[2]->flags & VLIB_BUFFER_IS_TRACED)) - { - hicn_data_input_trace_t *t = - vlib_add_trace (vm, node, b[2], sizeof (*t)); - t->sw_if_index = vnet_buffer (b[2])->sw_if_index[VLIB_RX]; - t->next_index = next[0]; - t->isv6 = 0; - } - - if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE) && - (b[3]->flags & VLIB_BUFFER_IS_TRACED)) - { - hicn_data_input_trace_t *t = - vlib_add_trace (vm, node, b[3], sizeof (*t)); - t->sw_if_index = vnet_buffer (b[3])->sw_if_index[VLIB_RX]; - t->next_index = next[3]; - t->isv6 = 0; - } - - vlib_increment_combined_counter - (cm, thread_index, lb_index0, 1, - vlib_buffer_length_in_chain (vm, b[0])); - vlib_increment_combined_counter - (cm, thread_index, lb_index1, 1, - vlib_buffer_length_in_chain (vm, b[1])); - vlib_increment_combined_counter - (cm, thread_index, lb_index2, 1, - vlib_buffer_length_in_chain (vm, b[2])); - vlib_increment_combined_counter - (cm, thread_index, lb_index3, 1, - vlib_buffer_length_in_chain (vm, b[3])); - - b += 4; - next += 4; - n_left -= 4; - } -#elif (CLIB_N_PREFETCHES >= 4) - while (n_left >= 4) - { - ip4_header_t *ip0, *ip1; - const load_balance_t *lb0, *lb1; - ip4_fib_mtrie_t *mtrie0, *mtrie1; - ip4_fib_mtrie_leaf_t leaf0, leaf1; - ip4_address_t *src_addr0, *src_addr1; - u32 lb_index0, lb_index1; - flow_hash_config_t flow_hash_config0, flow_hash_config1; - u32 hash_c0, hash_c1; - const dpo_id_t *dpo0, *dpo1; - - /* Prefetch next iteration. */ - { - vlib_prefetch_buffer_header (b[2], LOAD); - vlib_prefetch_buffer_header (b[3], LOAD); - - CLIB_PREFETCH (b[2]->data, sizeof (ip0[0]), LOAD); - CLIB_PREFETCH (b[3]->data, sizeof (ip0[0]), LOAD); - } - - ip0 = vlib_buffer_get_current (b[0]); - ip1 = vlib_buffer_get_current (b[1]); - - src_addr0 = &ip0->src_address; - src_addr1 = &ip1->src_address; - - ip_lookup_set_buffer_fib_index (im->fib_index_by_sw_if_index, b[0]); - ip_lookup_set_buffer_fib_index (im->fib_index_by_sw_if_index, b[1]); - - mtrie0 = &ip4_fib_get (vnet_buffer (b[0])->ip.fib_index)->mtrie; - mtrie1 = &ip4_fib_get (vnet_buffer (b[1])->ip.fib_index)->mtrie; - - leaf0 = ip4_fib_mtrie_lookup_step_one (mtrie0, src_addr0); - leaf1 = ip4_fib_mtrie_lookup_step_one (mtrie1, src_addr1); - - leaf0 = ip4_fib_mtrie_lookup_step (mtrie0, leaf0, src_addr0, 2); - leaf1 = ip4_fib_mtrie_lookup_step (mtrie1, leaf1, src_addr1, 2); - - leaf0 = ip4_fib_mtrie_lookup_step (mtrie0, leaf0, src_addr0, 3); - leaf1 = ip4_fib_mtrie_lookup_step (mtrie1, leaf1, src_addr1, 3); - - lb_index0 = ip4_fib_mtrie_leaf_get_adj_index (leaf0); - lb_index1 = ip4_fib_mtrie_leaf_get_adj_index (leaf1); - - ASSERT (lb_index0 && lb_index1); - lb0 = load_balance_get (lb_index0); - lb1 = load_balance_get (lb_index1); - - ASSERT (lb0->lb_n_buckets > 0); - ASSERT (is_pow2 (lb0->lb_n_buckets)); - ASSERT (lb1->lb_n_buckets > 0); - ASSERT (is_pow2 (lb1->lb_n_buckets)); - - dpo0 = load_balance_get_bucket_i (lb0, 0); - dpo1 = load_balance_get_bucket_i (lb1, 0); - - if (dpo_is_hicn (dpo0)) - next[0] = HICN_DATA_INPUT_IP4_NEXT_FACE; - else - next[0] = HICN_DATA_INPUT_IP4_NEXT_IP4_LOCAL; - - if (dpo_is_hicn (dpo1)) - next[1] = HICN_DATA_INPUT_IP4_NEXT_FACE; - else - next[1] = HICN_DATA_INPUT_IP4_NEXT_IP4_LOCAL; - - if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE) && - (b0->flags & VLIB_BUFFER_IS_TRACED)) - { - hicn_data_input_trace_t *t = - vlib_add_trace (vm, node, b0, sizeof (*t)); - t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX]; - t->next_index = next[0]; - t->isv6 = 0; - } - - if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE) && - (b1->flags & VLIB_BUFFER_IS_TRACED)) - { - hicn_data_input_trace_t *t = - vlib_add_trace (vm, node, b1, sizeof (*t)); - t->sw_if_index = vnet_buffer (b1)->sw_if_index[VLIB_RX]; - t->next_index = next[1]; - t->isv6 = 0; - } - - - vlib_increment_combined_counter - (cm, thread_index, lb_index0, 1, - vlib_buffer_length_in_chain (vm, b[0])); - vlib_increment_combined_counter - (cm, thread_index, lb_index1, 1, - vlib_buffer_length_in_chain (vm, b[1])); - - b += 2; - next += 2; - n_left -= 2; - } -#endif - while (n_left > 0) - { - ip4_header_t *ip0; - const load_balance_t *lb0; - ip4_fib_mtrie_t *mtrie0; - ip4_fib_mtrie_leaf_t leaf0; - ip4_address_t *src_addr0; - u32 lbi0; - const dpo_id_t *dpo0; - - ip0 = vlib_buffer_get_current (b[0]); - src_addr0 = &ip0->src_address; - ip_lookup_set_buffer_fib_index (im->fib_index_by_sw_if_index, b[0]); - - mtrie0 = &ip4_fib_get (vnet_buffer (b[0])->ip.fib_index)->mtrie; - leaf0 = ip4_fib_mtrie_lookup_step_one (mtrie0, src_addr0); - leaf0 = ip4_fib_mtrie_lookup_step (mtrie0, leaf0, src_addr0, 2); - leaf0 = ip4_fib_mtrie_lookup_step (mtrie0, leaf0, src_addr0, 3); - lbi0 = ip4_fib_mtrie_leaf_get_adj_index (leaf0); - - ASSERT (lbi0); - lb0 = load_balance_get (lbi0); - - ASSERT (lb0->lb_n_buckets > 0); - ASSERT (is_pow2 (lb0->lb_n_buckets)); - - dpo0 = load_balance_get_bucket_i (lb0, 0); - - if (dpo_is_hicn (dpo0)) - next[0] = HICN_DATA_INPUT_IP4_NEXT_FACE; - else - next[0] = HICN_DATA_INPUT_IP4_NEXT_IP4_LOCAL; - - if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE) && - (b[0]->flags & VLIB_BUFFER_IS_TRACED)) - { - hicn_data_input_trace_t *t = - vlib_add_trace (vm, node, b[0], sizeof (*t)); - t->sw_if_index = vnet_buffer (b[0])->sw_if_index[VLIB_RX]; - t->next_index = next[0]; - t->isv6 = 0; - } - - vlib_increment_combined_counter (cm, thread_index, lbi0, 1, - vlib_buffer_length_in_chain (vm, - b[0])); - - b += 1; - next += 1; - n_left -= 1; - } - - vlib_buffer_enqueue_to_next (vm, node, from, nexts, frame->n_vectors); - - if (node->flags & VLIB_NODE_FLAG_TRACE) - ip4_forward_next_trace (vm, node, frame, VLIB_TX); - - return frame->n_vectors; -} - -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE(hicn_data_input_ip4) = - { - .function = hicn_data_input_ip4_fn, - .name = "hicn-data-input-ip4", - .vector_size = sizeof(u32), - .format_trace = format_hicn_data_input_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - .n_errors = ARRAY_LEN(hicn_data_input_error_strings), - .error_strings = hicn_data_input_error_strings, - .n_next_nodes = HICN_DATA_INPUT_IP4_N_NEXT, - .next_nodes = - { - [HICN_DATA_INPUT_IP4_NEXT_FACE] = "hicn4-face-input", - [HICN_DATA_INPUT_IP4_NEXT_IP4_LOCAL] = "ip4-local-end-of-arc" - }, - }; -/* *INDENT-ON* */ - -/* *INDENT-OFF* */ -VNET_FEATURE_INIT(hicn_data_input_ip4_arc, static)= - { - .arc_name = "ip4-local", - .node_name = "hicn-data-input-ip4", - .runs_before = VNET_FEATURES("ip4-local-end-of-arc"), - }; -/* *INDENT-ON* */ |