diff options
Diffstat (limited to 'vnet/vnet/l2/l2_output.c')
| -rw-r--r-- | vnet/vnet/l2/l2_output.c | 143 |
1 files changed, 91 insertions, 52 deletions
diff --git a/vnet/vnet/l2/l2_output.c b/vnet/vnet/l2/l2_output.c index f03796ebf76..b84501aa691 100644 --- a/vnet/vnet/l2/l2_output.c +++ b/vnet/vnet/l2/l2_output.c @@ -232,51 +232,77 @@ l2output_node_fn (vlib_main_t * vm, &msm->next_nodes, b1, sw_if_index1, feature_bitmap1, &next1); - /* - * Perform output vlan tag rewrite and the pre-vtr EFP filter check. - * The EFP Filter only needs to be run if there is an output VTR - * configured. The flag for the post-vtr EFP Filter node is used - * to trigger the pre-vtr check as well. - */ - - if (PREDICT_FALSE (config0->output_vtr.push_and_pop_bytes)) + if (PREDICT_FALSE (config0->out_vtr_flag)) { /* Perform pre-vtr EFP filter check if configured */ - u32 failed1 = (feature_bitmap0 & L2OUTPUT_FEAT_EFP_FILTER) && - (l2_efp_filter_process (b0, &(config0->input_vtr))); - u32 failed2 = l2_vtr_process (b0, &(config0->output_vtr)); - - if (PREDICT_FALSE (failed1 | failed2)) + if (config0->output_vtr.push_and_pop_bytes) { - next0 = L2OUTPUT_NEXT_DROP; - if (failed2) + /* + * Perform output vlan tag rewrite and the pre-vtr EFP filter check. + * The EFP Filter only needs to be run if there is an output VTR + * configured. The flag for the post-vtr EFP Filter node is used + * to trigger the pre-vtr check as well. + */ + u32 failed1 = (feature_bitmap0 & L2OUTPUT_FEAT_EFP_FILTER) + && (l2_efp_filter_process (b0, &(config0->input_vtr))); + u32 failed2 = l2_vtr_process (b0, &(config0->output_vtr)); + + if (PREDICT_FALSE (failed1 | failed2)) { - b0->error = node->errors[L2OUTPUT_ERROR_VTR_DROP]; + next0 = L2OUTPUT_NEXT_DROP; + if (failed2) + { + b0->error = node->errors[L2OUTPUT_ERROR_VTR_DROP]; + } + if (failed1) + { + b0->error = node->errors[L2OUTPUT_ERROR_EFP_DROP]; + } } - if (failed1) + } + // perform the PBB rewrite + else if (config0->output_pbb_vtr.push_and_pop_bytes) + { + u32 failed = + l2_pbb_process (b0, &(config0->output_pbb_vtr)); + if (PREDICT_FALSE (failed)) { - b0->error = node->errors[L2OUTPUT_ERROR_EFP_DROP]; + next0 = L2OUTPUT_NEXT_DROP; + b0->error = node->errors[L2OUTPUT_ERROR_VTR_DROP]; } } } - - if (PREDICT_FALSE (config1->output_vtr.push_and_pop_bytes)) + if (PREDICT_FALSE (config1->out_vtr_flag)) { /* Perform pre-vtr EFP filter check if configured */ - u32 failed1 = (feature_bitmap1 & L2OUTPUT_FEAT_EFP_FILTER) && - (l2_efp_filter_process (b1, &(config1->input_vtr))); - u32 failed2 = l2_vtr_process (b1, &(config1->output_vtr)); - - if (PREDICT_FALSE (failed1 | failed2)) + if (config1->output_vtr.push_and_pop_bytes) { - next1 = L2OUTPUT_NEXT_DROP; - if (failed2) + u32 failed1 = (feature_bitmap1 & L2OUTPUT_FEAT_EFP_FILTER) + && (l2_efp_filter_process (b1, &(config1->input_vtr))); + u32 failed2 = l2_vtr_process (b1, &(config1->output_vtr)); + + if (PREDICT_FALSE (failed1 | failed2)) { - b1->error = node->errors[L2OUTPUT_ERROR_VTR_DROP]; + next1 = L2OUTPUT_NEXT_DROP; + if (failed2) + { + b1->error = node->errors[L2OUTPUT_ERROR_VTR_DROP]; + } + if (failed1) + { + b1->error = node->errors[L2OUTPUT_ERROR_EFP_DROP]; + } } - if (failed1) + } + // perform the PBB rewrite + else if (config1->output_pbb_vtr.push_and_pop_bytes) + { + u32 failed = + l2_pbb_process (b0, &(config1->output_pbb_vtr)); + if (PREDICT_FALSE (failed)) { - b1->error = node->errors[L2OUTPUT_ERROR_EFP_DROP]; + next1 = L2OUTPUT_NEXT_DROP; + b1->error = node->errors[L2OUTPUT_ERROR_VTR_DROP]; } } } @@ -342,8 +368,8 @@ l2output_node_fn (vlib_main_t * vm, clib_memcpy (t->dst, h0->dst_address, 6); } - em->counters[node_counter_base_index + L2OUTPUT_ERROR_L2OUTPUT] += - 1; + em->counters[node_counter_base_index + + L2OUTPUT_ERROR_L2OUTPUT] += 1; /* Get config for the output interface */ config0 = vec_elt_at_index (msm->configs, sw_if_index0); @@ -364,34 +390,47 @@ l2output_node_fn (vlib_main_t * vm, &msm->next_nodes, b0, sw_if_index0, feature_bitmap0, &next0); - /* - * Perform output vlan tag rewrite and the pre-vtr EFP filter check. - * The EFP Filter only needs to be run if there is an output VTR - * configured. The flag for the post-vtr EFP Filter node is used - * to trigger the pre-vtr check as well. - */ - - if (config0->output_vtr.push_and_pop_bytes) + if (PREDICT_FALSE (config0->out_vtr_flag)) { - /* Perform pre-vtr EFP filter check if configured */ - u32 failed1 = (feature_bitmap0 & L2OUTPUT_FEAT_EFP_FILTER) && - (l2_efp_filter_process (b0, &(config0->input_vtr))); - u32 failed2 = l2_vtr_process (b0, &(config0->output_vtr)); - - if (PREDICT_FALSE (failed1 | failed2)) + /* + * Perform output vlan tag rewrite and the pre-vtr EFP filter check. + * The EFP Filter only needs to be run if there is an output VTR + * configured. The flag for the post-vtr EFP Filter node is used + * to trigger the pre-vtr check as well. + */ + + if (config0->output_vtr.push_and_pop_bytes) { - next0 = L2OUTPUT_NEXT_DROP; - if (failed2) + /* Perform pre-vtr EFP filter check if configured */ + u32 failed1 = (feature_bitmap0 & L2OUTPUT_FEAT_EFP_FILTER) + && (l2_efp_filter_process (b0, &(config0->input_vtr))); + u32 failed2 = l2_vtr_process (b0, &(config0->output_vtr)); + + if (PREDICT_FALSE (failed1 | failed2)) { - b0->error = node->errors[L2OUTPUT_ERROR_VTR_DROP]; + next0 = L2OUTPUT_NEXT_DROP; + if (failed2) + { + b0->error = node->errors[L2OUTPUT_ERROR_VTR_DROP]; + } + if (failed1) + { + b0->error = node->errors[L2OUTPUT_ERROR_EFP_DROP]; + } } - if (failed1) + } + // perform the PBB rewrite + else if (config0->output_pbb_vtr.push_and_pop_bytes) + { + u32 failed = + l2_pbb_process (b0, &(config0->output_pbb_vtr)); + if (PREDICT_FALSE (failed)) { - b0->error = node->errors[L2OUTPUT_ERROR_EFP_DROP]; + next0 = L2OUTPUT_NEXT_DROP; + b0->error = node->errors[L2OUTPUT_ERROR_VTR_DROP]; } } } - /* Perform the split horizon check */ if (PREDICT_FALSE (split_horizon_violation |