X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fgbp%2Fgbp_classify.c;h=255db2528717fb5d63641b0232b2f37cf40f35e1;hb=cfc7a107e;hp=fdb1e9f6776f037de1fdde3d40134c9e2408bd1d;hpb=61b94c6bc417dbcb11323962b40493e6f7ec2f7e;p=vpp.git diff --git a/src/plugins/gbp/gbp_classify.c b/src/plugins/gbp/gbp_classify.c index fdb1e9f6776..255db252871 100644 --- a/src/plugins/gbp/gbp_classify.c +++ b/src/plugins/gbp/gbp_classify.c @@ -16,254 +16,47 @@ */ #include +#include #include -#include -typedef enum gbp_src_classify_type_t_ -{ - GBP_SRC_CLASSIFY_NULL, - GBP_SRC_CLASSIFY_PORT, -} gbp_src_classify_type_t; - -#define GBP_SRC_N_CLASSIFY (GBP_SRC_CLASSIFY_PORT + 1) - -/** - * Grouping of global data for the GBP source EPG classification feature - */ -typedef struct gbp_src_classify_main_t_ -{ - /** - * Next nodes for L2 output features - */ - u32 l2_input_feat_next[GBP_SRC_N_CLASSIFY][32]; -} gbp_src_classify_main_t; - -static gbp_src_classify_main_t gbp_src_classify_main; - -/** - * per-packet trace data - */ -typedef struct gbp_classify_trace_t_ -{ - /* per-pkt trace data */ - epg_id_t src_epg; -} gbp_classify_trace_t; - -/* - * determine the SRC EPG form the input port - */ -always_inline uword -gbp_classify_inline (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * frame, - gbp_src_classify_type_t type, u8 is_l3) -{ - gbp_src_classify_main_t *gscm = &gbp_src_classify_main; - u32 n_left_from, *from, *to_next; - u32 next_index; - - 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) - { - u32 next0, bi0, src_epg, sw_if_index0; - vlib_buffer_t *b0; - - 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); - - sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX]; - - if (GBP_SRC_CLASSIFY_NULL == type) - { - src_epg = EPG_INVALID; - next0 = - vnet_l2_feature_next (b0, gscm->l2_input_feat_next[type], - L2INPUT_FEAT_GBP_NULL_CLASSIFY); - } - else - { - src_epg = gbp_port_to_epg (sw_if_index0); - if (is_l3) - { - /* - * Go straight to looukp, do not pass go, do not collect $200 - */ - next0 = 0; - } - else - { - next0 = - vnet_l2_feature_next (b0, gscm->l2_input_feat_next[type], - L2INPUT_FEAT_GBP_SRC_CLASSIFY); - } - } - - vnet_buffer2 (b0)->gbp.src_epg = src_epg; - - if (PREDICT_FALSE ((b0->flags & VLIB_BUFFER_IS_TRACED))) - { - gbp_classify_trace_t *t = - vlib_add_trace (vm, node, b0, sizeof (*t)); - t->src_epg = src_epg; - } - - 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; -} - -static uword -gbp_src_classify (vlib_main_t * vm, - vlib_node_runtime_t * node, vlib_frame_t * frame) -{ - return (gbp_classify_inline (vm, node, frame, GBP_SRC_CLASSIFY_PORT, 0)); -} - -static uword -gbp_null_classify (vlib_main_t * vm, - vlib_node_runtime_t * node, vlib_frame_t * frame) -{ - return (gbp_classify_inline (vm, node, frame, GBP_SRC_CLASSIFY_NULL, 0)); -} - -static uword -gbp_ip4_src_classify (vlib_main_t * vm, - vlib_node_runtime_t * node, vlib_frame_t * frame) -{ - return (gbp_classify_inline (vm, node, frame, 0, 1)); -} - -static uword -gbp_ip6_src_classify (vlib_main_t * vm, - vlib_node_runtime_t * node, vlib_frame_t * frame) -{ - return (gbp_classify_inline (vm, node, frame, 0, 1)); -} - - -/* packet trace format function */ -static u8 * -format_gbp_classify_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_classify_trace_t *t = va_arg (*args, gbp_classify_trace_t *); - - s = format (s, "src-epg:%d", t->src_epg); - - return s; -} - -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (gbp_null_classify_node) = { - .function = gbp_null_classify, - .name = "gbp-null-classify", - .vector_size = sizeof (u32), - .format_trace = format_gbp_classify_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - - .n_errors = 0, - .n_next_nodes = 0, -}; - -VLIB_NODE_FUNCTION_MULTIARCH (gbp_null_classify_node, gbp_null_classify); - -VLIB_REGISTER_NODE (gbp_src_classify_node) = { - .function = gbp_src_classify, - .name = "gbp-src-classify", - .vector_size = sizeof (u32), - .format_trace = format_gbp_classify_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - - .n_errors = 0, - .n_next_nodes = 0, -}; - -VLIB_NODE_FUNCTION_MULTIARCH (gbp_src_classify_node, gbp_src_classify); - -VLIB_REGISTER_NODE (gbp_ip4_src_classify_node) = { - .function = gbp_ip4_src_classify, - .name = "ip4-gbp-src-classify", - .vector_size = sizeof (u32), - .format_trace = format_gbp_classify_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - - .n_errors = 0, - .n_next_nodes = 1, - .next_nodes = { - [0] = "ip4-lookup" - }, -}; - -VLIB_NODE_FUNCTION_MULTIARCH (gbp_ip4_src_classify_node, gbp_ip4_src_classify); - -VLIB_REGISTER_NODE (gbp_ip6_src_classify_node) = { - .function = gbp_ip6_src_classify, - .name = "ip6-gbp-src-classify", - .vector_size = sizeof (u32), - .format_trace = format_gbp_classify_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - - .n_errors = 0, - .n_next_nodes = 1, - .next_nodes = { - [0] = "ip6-lookup" - }, -}; - -VLIB_NODE_FUNCTION_MULTIARCH (gbp_ip6_src_classify_node, gbp_ip6_src_classify); - -VNET_FEATURE_INIT (gbp_ip4_src_classify_feat_node, static) = -{ - .arc_name = "ip4-unicast", - .node_name = "ip4-gbp-src-classify", - .runs_before = VNET_FEATURES ("nat44-out2in"), -}; -VNET_FEATURE_INIT (gbp_ip6_src_classify_feat_node, static) = -{ - .arc_name = "ip6-unicast", - .node_name = "ip6-gbp-src-classify", - .runs_before = VNET_FEATURES ("nat66-out2in"), -}; +gbp_src_classify_main_t gbp_src_classify_main; static clib_error_t * gbp_src_classify_init (vlib_main_t * vm) { gbp_src_classify_main_t *em = &gbp_src_classify_main; + vlib_node_t *node = vlib_get_node_by_name (vm, (u8 *) "gbp-src-classify"); + /* Initialize the feature next-node indexes */ feat_bitmap_init_next_nodes (vm, - gbp_src_classify_node.index, + node->index, L2INPUT_N_FEAT, l2input_get_feat_names (), em->l2_input_feat_next[GBP_SRC_CLASSIFY_NULL]); + + node = vlib_get_node_by_name (vm, (u8 *) "gbp-null-classify"); feat_bitmap_init_next_nodes (vm, - gbp_null_classify_node.index, + node->index, L2INPUT_N_FEAT, l2input_get_feat_names (), em->l2_input_feat_next[GBP_SRC_CLASSIFY_PORT]); + node = vlib_get_node_by_name (vm, (u8 *) "l2-gbp-lpm-classify"); + feat_bitmap_init_next_nodes (vm, + node->index, + L2INPUT_N_FEAT, + l2input_get_feat_names (), + em->l2_input_feat_next[GBP_SRC_CLASSIFY_LPM]); + + node = vlib_get_node_by_name (vm, (u8 *) "l2-gbp-lpm-anon-classify"); + feat_bitmap_init_next_nodes (vm, + node->index, + L2INPUT_N_FEAT, + l2input_get_feat_names (), + em->l2_input_feat_next + [GBP_SRC_CLASSIFY_LPM_ANON]); + return 0; }