diff options
Diffstat (limited to 'src/plugins/gbp/gbp_policy_dpo.c')
-rw-r--r-- | src/plugins/gbp/gbp_policy_dpo.c | 213 |
1 files changed, 6 insertions, 207 deletions
diff --git a/src/plugins/gbp/gbp_policy_dpo.c b/src/plugins/gbp/gbp_policy_dpo.c index 7c53d1bcedb..523e23c4363 100644 --- a/src/plugins/gbp/gbp_policy_dpo.c +++ b/src/plugins/gbp/gbp_policy_dpo.c @@ -14,9 +14,6 @@ */ #include <vnet/dpo/dvr_dpo.h> -#include <vnet/fib/ip4_fib.h> -#include <vnet/fib/ip6_fib.h> -#include <vnet/dpo/load_balance.h> #include <vnet/dpo/drop_dpo.h> #include <vnet/vxlan-gbp/vxlan_gbp_packet.h> @@ -27,31 +24,19 @@ /** * DPO pool */ -static gbp_policy_dpo_t *gbp_policy_dpo_pool; +gbp_policy_dpo_t *gbp_policy_dpo_pool; /** * DPO type registered for these GBP FWD */ -static dpo_type_t gbp_policy_dpo_type; - -static inline gbp_policy_dpo_t * -gbp_policy_dpo_get_i (index_t index) -{ - return (pool_elt_at_index (gbp_policy_dpo_pool, index)); -} - -gbp_policy_dpo_t * -gbp_policy_dpo_get (index_t index) -{ - return (gbp_policy_dpo_get_i (index)); -} +dpo_type_t gbp_policy_dpo_type; static gbp_policy_dpo_t * gbp_policy_dpo_alloc (void) { gbp_policy_dpo_t *gpd; - pool_get_zero (gbp_policy_dpo_pool, gpd); + pool_get_aligned_zero (gbp_policy_dpo_pool, gpd, CLIB_CACHE_LINE_BYTES); return (gpd); } @@ -61,7 +46,7 @@ gbp_policy_dpo_get_from_dpo (const dpo_id_t * dpo) { ASSERT (gbp_policy_dpo_type == dpo->dpoi_type); - return (gbp_policy_dpo_get_i (dpo->dpoi_index)); + return (gbp_policy_dpo_get (dpo->dpoi_index)); } static inline index_t @@ -138,7 +123,7 @@ format_gbp_policy_dpo (u8 * s, va_list * ap) { index_t index = va_arg (*ap, index_t); u32 indent = va_arg (*ap, u32); - gbp_policy_dpo_t *gpd = gbp_policy_dpo_get_i (index); + gbp_policy_dpo_t *gpd = gbp_policy_dpo_get (index); vnet_main_t *vnm = vnet_get_main (); s = format (s, "gbp-policy-dpo: %U, epg:%d out:%U", @@ -293,8 +278,7 @@ gbp_policy_dpo_inline (vlib_main_t * vm, b0 = vlib_get_buffer (vm, bi0); gc0 = NULL; - gpd0 = - gbp_policy_dpo_get_i (vnet_buffer (b0)->ip.adj_index[VLIB_TX]); + gpd0 = gbp_policy_dpo_get (vnet_buffer (b0)->ip.adj_index[VLIB_TX]); vnet_buffer (b0)->ip.adj_index[VLIB_TX] = gpd0->gpd_dpo.dpoi_index; if (vnet_buffer2 (b0)->gbp.flags & VXLAN_GBP_GPFLAGS_A) @@ -453,191 +437,6 @@ VLIB_NODE_FUNCTION_MULTIARCH (ip4_gbp_policy_dpo_node, ip4_gbp_policy_dpo) VLIB_NODE_FUNCTION_MULTIARCH (ip6_gbp_policy_dpo_node, ip6_gbp_policy_dpo) /* *INDENT-ON* */ - /** - * per-packet trace data - */ -typedef struct gbp_classify_trace_t_ -{ - /* per-pkt trace data */ - epg_id_t src_epg; -} gbp_classify_trace_t; - -typedef enum gbp_lpm_classify_next_t_ -{ - GPB_LPM_CLASSIFY_DROP, -} gbp_lpm_classify_next_t; - -/* - * Determine the SRC EPG from a LPM - */ -always_inline uword -gbp_lpm_classify_inline (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * frame, fib_protocol_t fproto) -{ - 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 bi0, sw_if_index0, fib_index0, lbi0; - gbp_lpm_classify_next_t next0; - const gbp_policy_dpo_t *gpd0; - const gbp_recirc_t *gr0; - const dpo_id_t *dpo0; - load_balance_t *lb0; - ip4_header_t *ip4_0; - ip6_header_t *ip6_0; - vlib_buffer_t *b0; - epg_id_t src_epg0; - - bi0 = from[0]; - to_next[0] = bi0; - from += 1; - to_next += 1; - n_left_from -= 1; - n_left_to_next -= 1; - next0 = GPB_LPM_CLASSIFY_DROP; - - b0 = vlib_get_buffer (vm, bi0); - - sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX]; - gr0 = gbp_recirc_get (sw_if_index0); - fib_index0 = gr0->gr_fib_index[fproto]; - - if (FIB_PROTOCOL_IP4 == fproto) - { - ip4_0 = vlib_buffer_get_current (b0); - lbi0 = ip4_fib_forwarding_lookup (fib_index0, - &ip4_0->src_address); - } - else - { - ip6_0 = vlib_buffer_get_current (b0); - lbi0 = ip6_fib_table_fwding_lookup (&ip6_main, fib_index0, - &ip6_0->src_address); - } - - lb0 = load_balance_get (lbi0); - dpo0 = load_balance_get_bucket_i (lb0, 0); - - if (gbp_policy_dpo_type == dpo0->dpoi_type) - { - gpd0 = gbp_policy_dpo_get_i (dpo0->dpoi_index); - src_epg0 = gpd0->gpd_epg; - vnet_feature_next (&next0, b0); - } - else - { - /* could not classify => drop */ - src_epg0 = 0; - } - - vnet_buffer2 (b0)->gbp.src_epg = src_epg0; - - 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_epg0; - } - - 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_ip4_lpm_classify (vlib_main_t * vm, - vlib_node_runtime_t * node, vlib_frame_t * frame) -{ - return (gbp_lpm_classify_inline (vm, node, frame, FIB_PROTOCOL_IP4)); -} - -static uword -gbp_ip6_lpm_classify (vlib_main_t * vm, - vlib_node_runtime_t * node, vlib_frame_t * frame) -{ - return (gbp_lpm_classify_inline (vm, node, frame, FIB_PROTOCOL_IP6)); -} - - /* 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_ip4_lpm_classify_node) = { - .function = gbp_ip4_lpm_classify, - .name = "ip4-gbp-lpm-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 = { - [GPB_LPM_CLASSIFY_DROP] = "ip4-drop" - }, -}; - -VLIB_NODE_FUNCTION_MULTIARCH (gbp_ip4_lpm_classify_node, gbp_ip4_lpm_classify); - -VLIB_REGISTER_NODE (gbp_ip6_lpm_classify_node) = { - .function = gbp_ip6_lpm_classify, - .name = "ip6-gbp-lpm-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 = { - [GPB_LPM_CLASSIFY_DROP] = "ip6-drop" - }, -}; - -VLIB_NODE_FUNCTION_MULTIARCH (gbp_ip6_lpm_classify_node, gbp_ip6_lpm_classify); - -VNET_FEATURE_INIT (gbp_ip4_lpm_classify_feat_node, static) = -{ - .arc_name = "ip4-unicast", - .node_name = "ip4-gbp-lpm-classify", - .runs_before = VNET_FEATURES ("nat44-out2in"), -}; -VNET_FEATURE_INIT (gbp_ip6_lpm_classify_feat_node, static) = -{ - .arc_name = "ip6-unicast", - .node_name = "ip6-gbp-lpm-classify", - .runs_before = VNET_FEATURES ("nat66-out2in"), -}; - -/* *INDENT-ON* */ - /* * fd.io coding-style-patch-verification: ON * |