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-rw-r--r--vnet/Makefile.am5
-rw-r--r--vnet/vnet/classify/flow_classify.c218
-rw-r--r--vnet/vnet/classify/flow_classify.h51
-rw-r--r--vnet/vnet/classify/flow_classify_node.c356
-rw-r--r--vnet/vnet/ip/ip4.h2
-rw-r--r--vnet/vnet/ip/ip4_forward.c6
-rw-r--r--vnet/vnet/ip/ip6.h1
-rw-r--r--vnet/vnet/ip/ip6_forward.c6
-rw-r--r--vnet/vnet/ip/ip_init.c3
-rw-r--r--vpp-api-test/vat/api_format.c148
-rw-r--r--vpp/vpp-api/api.c72
-rw-r--r--vpp/vpp-api/custom_dump.c42
-rw-r--r--vpp/vpp-api/vpe.api51
13 files changed, 955 insertions, 6 deletions
diff --git a/vnet/Makefile.am b/vnet/Makefile.am
index c0ae70ddab4..f130d15aa33 100644
--- a/vnet/Makefile.am
+++ b/vnet/Makefile.am
@@ -249,12 +249,15 @@ libvnet_la_SOURCES += \
vnet/classify/ip_classify.c \
vnet/classify/input_acl.c \
vnet/classify/policer_classify.c \
+ vnet/classify/flow_classify.c \
+ vnet/classify/flow_classify_node.c \
vnet/classify/vnet_classify.h
nobase_include_HEADERS += \
vnet/classify/vnet_classify.h \
vnet/classify/input_acl.h \
- vnet/classify/policer_classify.h
+ vnet/classify/policer_classify.h \
+ vnet/classify/flow_classify.h
########################################
# Layer 3 protocols go here
diff --git a/vnet/vnet/classify/flow_classify.c b/vnet/vnet/classify/flow_classify.c
new file mode 100644
index 00000000000..32699946d36
--- /dev/null
+++ b/vnet/vnet/classify/flow_classify.c
@@ -0,0 +1,218 @@
+/*
+ * Copyright (c) 2016 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/classify/flow_classify.h>
+
+static void
+vnet_flow_classify_feature_enable (vlib_main_t * vnm,
+ flow_classify_main_t * fcm,
+ u32 sw_if_index,
+ flow_classify_table_id_t tid,
+ int feature_enable)
+{
+ ip_lookup_main_t * lm;
+ ip_config_main_t * ifcm;
+ u32 ftype;
+ u32 ci;
+
+ if (tid == FLOW_CLASSIFY_TABLE_IP4)
+ {
+ lm = &ip4_main.lookup_main;
+ ftype = ip4_main.ip4_unicast_rx_feature_flow_classify;
+ }
+ else
+ {
+ lm = &ip6_main.lookup_main;
+ ftype = ip6_main.ip6_unicast_rx_feature_flow_classify;
+ }
+
+ ifcm = &lm->feature_config_mains[VNET_IP_RX_UNICAST_FEAT];
+
+ ci = ifcm->config_index_by_sw_if_index[sw_if_index];
+ ci = (feature_enable ? vnet_config_add_feature : vnet_config_del_feature)
+ (vnm, &ifcm->config_main, ci, ftype, 0, 0);
+
+ ifcm->config_index_by_sw_if_index[sw_if_index] = ci;
+ fcm->vnet_config_main[tid] = &ifcm->config_main;
+}
+
+int vnet_set_flow_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
+ u32 ip4_table_index, u32 ip6_table_index,
+ u32 is_add)
+{
+ flow_classify_main_t * fcm = &flow_classify_main;
+ vnet_classify_main_t * vcm = fcm->vnet_classify_main;
+ u32 pct[FLOW_CLASSIFY_N_TABLES] = {ip4_table_index, ip6_table_index};
+ u32 ti;
+
+ /* Assume that we've validated sw_if_index in the API layer */
+
+ for (ti = 0; ti < FLOW_CLASSIFY_N_TABLES; ti++)
+ {
+ if (pct[ti] == ~0)
+ continue;
+
+ if (pool_is_free_index (vcm->tables, pct[ti]))
+ return VNET_API_ERROR_NO_SUCH_TABLE;
+
+ vec_validate_init_empty
+ (fcm->classify_table_index_by_sw_if_index[ti], sw_if_index, ~0);
+
+ /* Reject any DEL operation with wrong sw_if_index */
+ if (!is_add &&
+ (pct[ti] != fcm->classify_table_index_by_sw_if_index[ti][sw_if_index]))
+ {
+ clib_warning ("Non-existent intf_idx=%d with table_index=%d for delete",
+ sw_if_index, pct[ti]);
+ return VNET_API_ERROR_NO_SUCH_TABLE;
+ }
+
+ /* Return ok on ADD operaton if feature is already enabled */
+ if (is_add &&
+ fcm->classify_table_index_by_sw_if_index[ti][sw_if_index] != ~0)
+ return 0;
+
+ vnet_flow_classify_feature_enable (vm, fcm, sw_if_index, ti, is_add);
+
+ if (is_add)
+ fcm->classify_table_index_by_sw_if_index[ti][sw_if_index] = pct[ti];
+ else
+ fcm->classify_table_index_by_sw_if_index[ti][sw_if_index] = ~0;
+ }
+
+
+ return 0;
+}
+
+static clib_error_t *
+set_flow_classify_command_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ vnet_main_t * vnm = vnet_get_main();
+ u32 sw_if_index = ~0;
+ u32 ip4_table_index = ~0;
+ u32 ip6_table_index = ~0;
+ u32 is_add = 1;
+ u32 idx_cnt = 0;
+ int rv;
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "interface %U", unformat_vnet_sw_interface,
+ vnm, &sw_if_index))
+ ;
+ else if (unformat (input, "ip4-table %d", &ip4_table_index))
+ idx_cnt++;
+ else if (unformat (input, "ip6-table %d", &ip6_table_index))
+ idx_cnt++;
+ else if (unformat (input, "del"))
+ is_add = 0;
+ else
+ break;
+ }
+
+ if (sw_if_index == ~0)
+ return clib_error_return (0, "Interface must be specified.");
+
+ if (!idx_cnt)
+ return clib_error_return (0, "Table index should be specified.");
+
+ if (idx_cnt > 1)
+ return clib_error_return (0, "Only one table index per API is allowed.");
+
+ rv = vnet_set_flow_classify_intfc(vm, sw_if_index, ip4_table_index,
+ ip6_table_index, is_add);
+
+ switch (rv)
+ {
+ case 0:
+ break;
+
+ case VNET_API_ERROR_NO_MATCHING_INTERFACE:
+ return clib_error_return (0, "No such interface");
+
+ case VNET_API_ERROR_NO_SUCH_ENTRY:
+ return clib_error_return (0, "No such classifier table");
+ }
+ return 0;
+}
+
+VLIB_CLI_COMMAND (set_input_acl_command, static) = {
+ .path = "set flow classify",
+ .short_help =
+ "set flow classify interface <int> [ip4-table <index>]\n"
+ " [ip6-table <index>] [del]",
+ .function = set_flow_classify_command_fn,
+};
+
+static uword
+unformat_table_type (unformat_input_t * input, va_list * va)
+{
+ u32 * r = va_arg (*va, u32 *);
+ u32 tid;
+
+ if (unformat (input, "ip4"))
+ tid = FLOW_CLASSIFY_TABLE_IP4;
+ else if (unformat (input, "ip6"))
+ tid = FLOW_CLASSIFY_TABLE_IP6;
+ else
+ return 0;
+
+ *r = tid;
+ return 1;
+}
+static clib_error_t *
+show_flow_classify_command_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ flow_classify_main_t * fcm = &flow_classify_main;
+ u32 type = FLOW_CLASSIFY_N_TABLES;
+ u32 * vec_tbl;
+ int i;
+
+ if (unformat (input, "type %U", unformat_table_type, &type))
+ ;
+ else
+ return clib_error_return (0, "Type must be specified.");;
+
+ if (type == FLOW_CLASSIFY_N_TABLES)
+ return clib_error_return (0, "Invalid table type.");
+
+ vec_tbl = fcm->classify_table_index_by_sw_if_index[type];
+
+ if (vec_len(vec_tbl))
+ vlib_cli_output (vm, "%10s%20s\t\t%s", "Intfc idx", "Classify table",
+ "Interface name");
+ else
+ vlib_cli_output (vm, "No tables configured.");
+
+ for (i = 0; i < vec_len (vec_tbl); i++)
+ {
+ if (vec_elt(vec_tbl, i) == ~0)
+ continue;
+
+ vlib_cli_output (vm, "%10d%20d\t\t%U", i, vec_elt(vec_tbl, i),
+ format_vnet_sw_if_index_name, fcm->vnet_main, i);
+ }
+
+ return 0;
+}
+
+VLIB_CLI_COMMAND (show_flow_classify_command, static) = {
+ .path = "show classify flow",
+ .short_help = "show classify flow type [ip4|ip6]",
+ .function = show_flow_classify_command_fn,
+};
diff --git a/vnet/vnet/classify/flow_classify.h b/vnet/vnet/classify/flow_classify.h
new file mode 100644
index 00000000000..3ae04cd7b21
--- /dev/null
+++ b/vnet/vnet/classify/flow_classify.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2016 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.
+ */
+
+#ifndef __included_vnet_flow_classify_h__
+#define __included_vnet_flow_classify_h__
+
+#include <vlib/vlib.h>
+#include <vnet/vnet.h>
+#include <vnet/classify/vnet_classify.h>
+
+typedef enum {
+ FLOW_CLASSIFY_TABLE_IP4,
+ FLOW_CLASSIFY_TABLE_IP6,
+ FLOW_CLASSIFY_N_TABLES,
+} flow_classify_table_id_t;
+
+typedef enum {
+ FLOW_CLASSIFY_NEXT_INDEX_DROP,
+ FLOW_CLASSIFY_NEXT_INDEX_N_NEXT,
+} flow_classify_next_index_t;
+
+typedef struct {
+ /* Classifier table vectors */
+ u32 * classify_table_index_by_sw_if_index [FLOW_CLASSIFY_N_TABLES];
+
+ /* Convenience variables */
+ vlib_main_t * vlib_main;
+ vnet_main_t * vnet_main;
+ vnet_classify_main_t * vnet_classify_main;
+ vnet_config_main_t * vnet_config_main [FLOW_CLASSIFY_N_TABLES];
+} flow_classify_main_t;
+
+flow_classify_main_t flow_classify_main;
+
+int vnet_set_flow_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
+ u32 ip4_table_index, u32 ip6_table_index,
+ u32 is_add);
+
+#endif /* __included_vnet_flow_classify_h__ */
diff --git a/vnet/vnet/classify/flow_classify_node.c b/vnet/vnet/classify/flow_classify_node.c
new file mode 100644
index 00000000000..aa3bce5467a
--- /dev/null
+++ b/vnet/vnet/classify/flow_classify_node.c
@@ -0,0 +1,356 @@
+/*
+ * Copyright (c) 2016 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 <stdint.h>
+
+#include <vlib/vlib.h>
+#include <vnet/vnet.h>
+#include <vnet/ip/ip.h>
+#include <vnet/classify/flow_classify.h>
+#include <vnet/classify/vnet_classify.h>
+
+typedef struct {
+ u32 sw_if_index;
+ u32 next_index;
+ u32 table_index;
+ u32 offset;
+} flow_classify_trace_t;
+
+static u8 *
+format_flow_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 *);
+ flow_classify_trace_t * t = va_arg (*args, flow_classify_trace_t *);
+
+ s = format (s, "FLOW_CLASSIFY: sw_if_index %d next %d table %d offset %d",
+ t->sw_if_index, t->next_index, t->table_index, t->offset);
+ return s;
+}
+
+#define foreach_flow_classify_error \
+_(MISS, "Flow classify misses") \
+_(HIT, "Flow classify hits") \
+_(CHAIN_HIT, "Flow classify hits after chain walk") \
+_(DROP, "Flow classify action drop")
+
+typedef enum {
+#define _(sym,str) FLOW_CLASSIFY_ERROR_##sym,
+ foreach_flow_classify_error
+#undef _
+ FLOW_CLASSIFY_N_ERROR,
+} flow_classify_error_t;
+
+static char * flow_classify_error_strings[] = {
+#define _(sym,string) string,
+ foreach_flow_classify_error
+#undef _
+};
+
+static inline uword
+flow_classify_inline (vlib_main_t * vm,
+ vlib_node_runtime_t * node,
+ vlib_frame_t * frame,
+ flow_classify_table_id_t tid)
+{
+ u32 n_left_from, * from, * to_next;
+ flow_classify_next_index_t next_index;
+ flow_classify_main_t * fcm = &flow_classify_main;
+ vnet_classify_main_t * vcm = fcm->vnet_classify_main;
+ f64 now = vlib_time_now (vm);
+ u32 hits = 0;
+ u32 misses = 0;
+ u32 chain_hits = 0;
+ u32 drop = 0;
+
+ from = vlib_frame_vector_args (frame);
+ n_left_from = frame->n_vectors;
+
+ /* First pass: compute hashes */
+ while (n_left_from > 2)
+ {
+ vlib_buffer_t * b0, * b1;
+ u32 bi0, bi1;
+ u8 * h0, * h1;
+ u32 sw_if_index0, sw_if_index1;
+ u32 table_index0, table_index1;
+ vnet_classify_table_t * t0, * t1;
+
+ /* Prefetch next iteration */
+ {
+ vlib_buffer_t * p1, * p2;
+
+ p1 = vlib_get_buffer (vm, from[1]);
+ p2 = vlib_get_buffer (vm, from[2]);
+
+ vlib_prefetch_buffer_header (p1, STORE);
+ CLIB_PREFETCH (p1->data, CLIB_CACHE_LINE_BYTES, STORE);
+ vlib_prefetch_buffer_header (p2, STORE);
+ CLIB_PREFETCH (p2->data, CLIB_CACHE_LINE_BYTES, STORE);
+ }
+
+ bi0 = from[0];
+ b0 = vlib_get_buffer (vm, bi0);
+ h0 = b0->data;
+
+ bi1 = from[1];
+ b1 = vlib_get_buffer (vm, bi1);
+ h1 = b1->data;
+
+ sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX];
+ table_index0 = fcm->classify_table_index_by_sw_if_index[tid][sw_if_index0];
+
+ sw_if_index1 = vnet_buffer (b1)->sw_if_index[VLIB_RX];
+ table_index1 = fcm->classify_table_index_by_sw_if_index[tid][sw_if_index1];
+
+ t0 = pool_elt_at_index (vcm->tables, table_index0);
+
+ t1 = pool_elt_at_index (vcm->tables, table_index1);
+
+ vnet_buffer(b0)->l2_classify.hash =
+ vnet_classify_hash_packet (t0, (u8 *) h0);
+
+ vnet_classify_prefetch_bucket (t0, vnet_buffer(b0)->l2_classify.hash);
+
+ vnet_buffer(b1)->l2_classify.hash =
+ vnet_classify_hash_packet (t1, (u8 *) h1);
+
+ vnet_classify_prefetch_bucket (t1, vnet_buffer(b1)->l2_classify.hash);
+
+ vnet_buffer(b0)->l2_classify.table_index = table_index0;
+
+ vnet_buffer(b1)->l2_classify.table_index = table_index1;
+
+ from += 2;
+ n_left_from -= 2;
+ }
+
+ while (n_left_from > 0)
+ {
+ vlib_buffer_t * b0;
+ u32 bi0;
+ u8 * h0;
+ u32 sw_if_index0;
+ u32 table_index0;
+ vnet_classify_table_t * t0;
+
+ bi0 = from[0];
+ b0 = vlib_get_buffer (vm, bi0);
+ h0 = b0->data;
+
+ sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX];
+ table_index0 = fcm->classify_table_index_by_sw_if_index[tid][sw_if_index0];
+
+ t0 = pool_elt_at_index (vcm->tables, table_index0);
+ vnet_buffer(b0)->l2_classify.hash =
+ vnet_classify_hash_packet (t0, (u8 *) h0);
+
+ vnet_buffer(b0)->l2_classify.table_index = table_index0;
+ vnet_classify_prefetch_bucket (t0, vnet_buffer(b0)->l2_classify.hash);
+
+ from++;
+ n_left_from--;
+ }
+
+ next_index = node->cached_next_index;
+ from = vlib_frame_vector_args (frame);
+ n_left_from = frame->n_vectors;
+
+ while (n_left_from > 0)
+ {
+ u32 n_left_to_next;
+
+ vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
+
+ /* Not enough load/store slots to dual loop... */
+ while (n_left_from > 0 && n_left_to_next > 0)
+ {
+ u32 bi0;
+ vlib_buffer_t * b0;
+ u32 next0 = FLOW_CLASSIFY_NEXT_INDEX_DROP;
+ u32 table_index0;
+ vnet_classify_table_t * t0;
+ vnet_classify_entry_t * e0;
+ u64 hash0;
+ u8 * h0;
+
+ /* Stride 3 seems to work best */
+ if (PREDICT_TRUE (n_left_from > 3))
+ {
+ vlib_buffer_t * p1 = vlib_get_buffer(vm, from[3]);
+ vnet_classify_table_t * tp1;
+ u32 table_index1;
+ u64 phash1;
+
+ table_index1 = vnet_buffer(p1)->l2_classify.table_index;
+
+ if (PREDICT_TRUE (table_index1 != ~0))
+ {
+ tp1 = pool_elt_at_index (vcm->tables, table_index1);
+ phash1 = vnet_buffer(p1)->l2_classify.hash;
+ vnet_classify_prefetch_entry (tp1, phash1);
+ }
+ }
+
+ /* Speculatively enqueue b0 to the current next frame */
+ 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);
+ h0 = b0->data;
+ table_index0 = vnet_buffer(b0)->l2_classify.table_index;
+ e0 = 0;
+ t0 = 0;
+
+ vnet_get_config_data (fcm->vnet_config_main[tid],
+ &b0->current_config_index,
+ &next0,
+ /* # bytes of config data */ 0);
+
+ if (PREDICT_TRUE(table_index0 != ~0))
+ {
+ hash0 = vnet_buffer(b0)->l2_classify.hash;
+ t0 = pool_elt_at_index (vcm->tables, table_index0);
+ e0 = vnet_classify_find_entry (t0, (u8 *) h0, hash0, now);
+
+ if (e0)
+ {
+ hits++;
+ }
+ else
+ {
+ while (1)
+ {
+ if (PREDICT_TRUE(t0->next_table_index != ~0))
+ {
+ t0 = pool_elt_at_index (vcm->tables,
+ t0->next_table_index);
+ }
+ else
+ {
+ misses++;
+ break;
+ }
+
+ hash0 = vnet_classify_hash_packet (t0, (u8 *) h0);
+ e0 = vnet_classify_find_entry (t0, (u8 *) h0, hash0, now);
+ if (e0)
+ {
+ hits++;
+ chain_hits++;
+ break;
+ }
+ }
+ }
+ }
+ if (PREDICT_FALSE((node->flags & VLIB_NODE_FLAG_TRACE)
+ && (b0->flags & VLIB_BUFFER_IS_TRACED)))
+ {
+ flow_classify_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 = next0;
+ t->table_index = t0 ? t0 - vcm->tables : ~0;
+ t->offset = e0 ? vnet_classify_get_offset (t0, e0): ~0;
+ }
+
+ /* Verify speculative enqueue, maybe switch current next frame */
+ 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);
+ }
+
+ vlib_node_increment_counter (vm, node->node_index,
+ FLOW_CLASSIFY_ERROR_MISS,
+ misses);
+ vlib_node_increment_counter (vm, node->node_index,
+ FLOW_CLASSIFY_ERROR_HIT,
+ hits);
+ vlib_node_increment_counter (vm, node->node_index,
+ FLOW_CLASSIFY_ERROR_CHAIN_HIT,
+ chain_hits);
+ vlib_node_increment_counter (vm, node->node_index,
+ FLOW_CLASSIFY_ERROR_DROP,
+ drop);
+
+ return frame->n_vectors;
+}
+
+static uword
+ip4_flow_classify (vlib_main_t * vm,
+ vlib_node_runtime_t * node,
+ vlib_frame_t * frame)
+{
+ return flow_classify_inline(vm, node, frame, FLOW_CLASSIFY_TABLE_IP4);
+}
+
+VLIB_REGISTER_NODE (ip4_flow_classify_node) = {
+ .function = ip4_flow_classify,
+ .name = "ip4-flow-classify",
+ .vector_size = sizeof (u32),
+ .format_trace = format_flow_classify_trace,
+ .n_errors = ARRAY_LEN(flow_classify_error_strings),
+ .error_strings = flow_classify_error_strings,
+ .n_next_nodes = FLOW_CLASSIFY_NEXT_INDEX_N_NEXT,
+ .next_nodes = {
+ [FLOW_CLASSIFY_NEXT_INDEX_DROP] = "error-drop",
+ },
+};
+
+VLIB_NODE_FUNCTION_MULTIARCH (ip4_flow_classify_node, ip4_flow_classify);
+
+static uword
+ip6_flow_classify (vlib_main_t * vm,
+ vlib_node_runtime_t * node,
+ vlib_frame_t * frame)
+{
+ return flow_classify_inline(vm, node, frame, FLOW_CLASSIFY_TABLE_IP6);
+}
+
+VLIB_REGISTER_NODE (ip6_flow_classify_node) = {
+ .function = ip6_flow_classify,
+ .name = "ip6-flow-classify",
+ .vector_size = sizeof (u32),
+ .format_trace = format_flow_classify_trace,
+ .n_errors = ARRAY_LEN(flow_classify_error_strings),
+ .error_strings = flow_classify_error_strings,
+ .n_next_nodes = FLOW_CLASSIFY_NEXT_INDEX_N_NEXT,
+ .next_nodes = {
+ [FLOW_CLASSIFY_NEXT_INDEX_DROP] = "error-drop",
+ },
+};
+
+VLIB_NODE_FUNCTION_MULTIARCH (ip6_flow_classify_node, ip6_flow_classify);
+
+
+static clib_error_t *
+flow_classify_init (vlib_main_t *vm)
+{
+ flow_classify_main_t * fcm = &flow_classify_main;
+
+ fcm->vlib_main = vm;
+ fcm->vnet_main = vnet_get_main();
+ fcm->vnet_classify_main = &vnet_classify_main;
+
+ return 0;
+}
+
+VLIB_INIT_FUNCTION (flow_classify_init);
diff --git a/vnet/vnet/ip/ip4.h b/vnet/vnet/ip/ip4.h
index d3db4debd8c..745ce1ebb17 100644
--- a/vnet/vnet/ip/ip4.h
+++ b/vnet/vnet/ip/ip4.h
@@ -128,6 +128,8 @@ typedef struct ip4_main_t {
/** Built-in unicast feature path index, see @ref ip_feature_init_cast() */
u32 ip4_unicast_rx_feature_policer_classify;
/** Built-in unicast feature path index, see @ref ip_feature_init_cast() */
+ u32 ip4_unicast_rx_feature_flow_classify;
+ /** Built-in unicast feature path indix, see @ref ip_feature_init_cast() */
u32 ip4_unicast_rx_feature_ipsec;
/** Built-in unicast feature path index, see @ref ip_feature_init_cast() */
u32 ip4_unicast_rx_feature_vpath;
diff --git a/vnet/vnet/ip/ip4_forward.c b/vnet/vnet/ip/ip4_forward.c
index 72c9fb0eb44..e997366c983 100644
--- a/vnet/vnet/ip/ip4_forward.c
+++ b/vnet/vnet/ip/ip4_forward.c
@@ -797,6 +797,12 @@ ip4_add_del_interface_address (vlib_main_t * vm, u32 sw_if_index,
}
/* Built-in ip4 unicast rx feature path definition */
+VNET_IP4_UNICAST_FEATURE_INIT (ip4_flow_classify, static) = {
+ .node_name = "ip4-flow-classify",
+ .runs_before = ORDER_CONSTRAINTS {"ip4-inacl", 0},
+ .feature_index = &ip4_main.ip4_unicast_rx_feature_flow_classify,
+};
+
VNET_IP4_UNICAST_FEATURE_INIT (ip4_inacl, static) = {
.node_name = "ip4-inacl",
.runs_before = ORDER_CONSTRAINTS {"ip4-source-check-via-rx", 0},
diff --git a/vnet/vnet/ip/ip6.h b/vnet/vnet/ip/ip6.h
index 58bc7f825c3..b80317e0687 100644
--- a/vnet/vnet/ip/ip6.h
+++ b/vnet/vnet/ip/ip6.h
@@ -166,6 +166,7 @@ typedef struct ip6_main_t {
/* Built-in unicast feature path indices, see ip_feature_init_cast(...) */
u32 ip6_unicast_rx_feature_check_access;
u32 ip6_unicast_rx_feature_policer_classify;
+ u32 ip6_unicast_rx_feature_flow_classify;
u32 ip6_unicast_rx_feature_ipsec;
u32 ip6_unicast_rx_feature_l2tp_decap;
u32 ip6_unicast_rx_feature_vpath;
diff --git a/vnet/vnet/ip/ip6_forward.c b/vnet/vnet/ip/ip6_forward.c
index 4833c11711f..4db6be5f7bb 100644
--- a/vnet/vnet/ip/ip6_forward.c
+++ b/vnet/vnet/ip/ip6_forward.c
@@ -576,6 +576,12 @@ ip6_sw_interface_admin_up_down (vnet_main_t * vnm,
VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION (ip6_sw_interface_admin_up_down);
/* Built-in ip6 unicast rx feature path definition */
+VNET_IP6_UNICAST_FEATURE_INIT (ip6_flow_classify, static) = {
+ .node_name = "ip6-flow-classify",
+ .runs_before = ORDER_CONSTRAINTS {"ip6-inacl", 0},
+ .feature_index = &ip6_main.ip6_unicast_rx_feature_flow_classify,
+};
+
VNET_IP6_UNICAST_FEATURE_INIT (ip6_inacl, static) = {
.node_name = "ip6-inacl",
.runs_before = ORDER_CONSTRAINTS {"ip6-policer-classify", 0},
diff --git a/vnet/vnet/ip/ip_init.c b/vnet/vnet/ip/ip_init.c
index 02da6647be3..603d1f7e172 100644
--- a/vnet/vnet/ip/ip_init.c
+++ b/vnet/vnet/ip/ip_init.c
@@ -136,6 +136,9 @@ do { \
if ((error = vlib_call_init_function (vm, policer_classify_init)))
return error;
+ if ((error = vlib_call_init_function (vm, flow_classify_init)))
+ return error;
+
return error;
}
diff --git a/vpp-api-test/vat/api_format.c b/vpp-api-test/vat/api_format.c
index 6874c7de573..78e01c6fcaf 100644
--- a/vpp-api-test/vat/api_format.c
+++ b/vpp-api-test/vat/api_format.c
@@ -35,6 +35,7 @@
#include <vnet/l2/l2_vtr.h>
#include <vnet/classify/input_acl.h>
#include <vnet/classify/policer_classify.h>
+#include <vnet/classify/flow_classify.h>
#include <vnet/mpls/mpls.h>
#if DPDK > 0
#include <vnet/ipsec/ipsec.h>
@@ -456,7 +457,7 @@ unformat_policer_action_type (unformat_input_t * input, va_list * va)
}
uword
-unformat_classify_table_type (unformat_input_t * input, va_list * va)
+unformat_policer_classify_table_type (unformat_input_t * input, va_list * va)
{
u32 *r = va_arg (*va, u32 *);
u32 tid;
@@ -474,6 +475,23 @@ unformat_classify_table_type (unformat_input_t * input, va_list * va)
return 1;
}
+uword
+unformat_flow_classify_table_type (unformat_input_t * input, va_list * va)
+{
+ u32 *r = va_arg (*va, u32 *);
+ u32 tid;
+
+ if (unformat (input, "ip4"))
+ tid = FLOW_CLASSIFY_TABLE_IP4;
+ else if (unformat (input, "ip6"))
+ tid = FLOW_CLASSIFY_TABLE_IP6;
+ else
+ return 0;
+
+ *r = tid;
+ return 1;
+}
+
u8 *
format_ip4_address (u8 * s, va_list * args)
{
@@ -3370,6 +3388,35 @@ static void vl_api_ipsec_gre_add_del_tunnel_reply_t_handler_json
vam->result_ready = 1;
}
+static void vl_api_flow_classify_details_t_handler
+ (vl_api_flow_classify_details_t * mp)
+{
+ vat_main_t *vam = &vat_main;
+
+ fformat (vam->ofp, "%10d%20d\n", ntohl (mp->sw_if_index),
+ ntohl (mp->table_index));
+}
+
+static void vl_api_flow_classify_details_t_handler_json
+ (vl_api_flow_classify_details_t * mp)
+{
+ vat_main_t *vam = &vat_main;
+ vat_json_node_t *node;
+
+ if (VAT_JSON_ARRAY != vam->json_tree.type)
+ {
+ ASSERT (VAT_JSON_NONE == vam->json_tree.type);
+ vat_json_init_array (&vam->json_tree);
+ }
+ node = vat_json_array_add (&vam->json_tree);
+
+ vat_json_init_object (node);
+ vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
+ vat_json_object_add_uint (node, "table_index", ntohl (mp->table_index));
+}
+
+
+
#define vl_api_vnet_ip4_fib_counters_t_endian vl_noop_handler
#define vl_api_vnet_ip4_fib_counters_t_print vl_noop_handler
#define vl_api_vnet_ip6_fib_counters_t_endian vl_noop_handler
@@ -3477,6 +3524,7 @@ _(netmap_delete_reply) \
_(set_ipfix_exporter_reply) \
_(set_ipfix_classify_stream_reply) \
_(ipfix_classify_table_add_del_reply) \
+_(flow_classify_set_interface_reply) \
_(pg_capture_reply) \
_(pg_enable_disable_reply) \
_(ip_source_and_port_range_check_add_del_reply) \
@@ -3706,6 +3754,8 @@ _(SET_IPFIX_CLASSIFY_STREAM_REPLY, set_ipfix_classify_stream_reply) \
_(IPFIX_CLASSIFY_STREAM_DETAILS, ipfix_classify_stream_details) \
_(IPFIX_CLASSIFY_TABLE_ADD_DEL_REPLY, ipfix_classify_table_add_del_reply) \
_(IPFIX_CLASSIFY_TABLE_DETAILS, ipfix_classify_table_details) \
+_(FLOW_CLASSIFY_SET_INTERFACE_REPLY, flow_classify_set_interface_reply) \
+_(FLOW_CLASSIFY_DETAILS, flow_classify_details) \
_(GET_NEXT_INDEX_REPLY, get_next_index_reply) \
_(PG_CREATE_INTERFACE_REPLY, pg_create_interface_reply) \
_(PG_CAPTURE_REPLY, pg_capture_reply) \
@@ -13999,7 +14049,7 @@ api_policer_classify_dump (vat_main_t * vam)
f64 timeout = ~0;
u8 type = POLICER_CLASSIFY_N_TABLES;
- if (unformat (i, "type %U", unformat_classify_table_type, &type))
+ if (unformat (i, "type %U", unformat_policer_classify_table_type, &type))
;
else
{
@@ -15356,6 +15406,95 @@ api_l2_interface_pbb_tag_rewrite (vat_main_t * vam)
}
static int
+api_flow_classify_set_interface (vat_main_t * vam)
+{
+ unformat_input_t *i = vam->input;
+ vl_api_flow_classify_set_interface_t *mp;
+ f64 timeout;
+ u32 sw_if_index;
+ int sw_if_index_set;
+ u32 ip4_table_index = ~0;
+ u32 ip6_table_index = ~0;
+ u8 is_add = 1;
+
+ while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (i, "%U", unformat_sw_if_index, vam, &sw_if_index))
+ sw_if_index_set = 1;
+ else if (unformat (i, "sw_if_index %d", &sw_if_index))
+ sw_if_index_set = 1;
+ else if (unformat (i, "del"))
+ is_add = 0;
+ else if (unformat (i, "ip4-table %d", &ip4_table_index))
+ ;
+ else if (unformat (i, "ip6-table %d", &ip6_table_index))
+ ;
+ else
+ {
+ clib_warning ("parse error '%U'", format_unformat_error, i);
+ return -99;
+ }
+ }
+
+ if (sw_if_index_set == 0)
+ {
+ errmsg ("missing interface name or sw_if_index\n");
+ return -99;
+ }
+
+ M (FLOW_CLASSIFY_SET_INTERFACE, flow_classify_set_interface);
+
+ mp->sw_if_index = ntohl (sw_if_index);
+ mp->ip4_table_index = ntohl (ip4_table_index);
+ mp->ip6_table_index = ntohl (ip6_table_index);
+ mp->is_add = is_add;
+
+ S;
+ W;
+ /* NOTREACHED */
+ return 0;
+}
+
+static int
+api_flow_classify_dump (vat_main_t * vam)
+{
+ unformat_input_t *i = vam->input;
+ vl_api_flow_classify_dump_t *mp;
+ f64 timeout = ~0;
+ u8 type = FLOW_CLASSIFY_N_TABLES;
+
+ if (unformat (i, "type %U", unformat_flow_classify_table_type, &type))
+ ;
+ else
+ {
+ errmsg ("classify table type must be specified\n");
+ return -99;
+ }
+
+ if (!vam->json_output)
+ {
+ fformat (vam->ofp, "%10s%20s\n", "Intfc idx", "Classify table");
+ }
+
+ M (FLOW_CLASSIFY_DUMP, flow_classify_dump);
+ mp->type = type;
+ /* send it... */
+ S;
+
+ /* Use a control ping for synchronization */
+ {
+ vl_api_control_ping_t *mp;
+ M (CONTROL_PING, control_ping);
+ S;
+ }
+ /* Wait for a reply... */
+ W;
+
+ /* NOTREACHED */
+ return 0;
+}
+
+static int
q_or_quit (vat_main_t * vam)
{
longjmp (vam->jump_buf, 1);
@@ -15952,7 +16091,10 @@ _(l2_interface_pbb_tag_rewrite, \
"<intfc> | sw_if_index <nn> \n" \
"[disable | push | pop | translate_pbb_stag <outer_tag>] \n" \
"dmac <mac> smac <mac> sid <nn> [vlanid <nn>]") \
-_(punt, "protocol <l4-protocol> [ip <ver>] [port <l4-port>] [del]")
+_(punt, "protocol <l4-protocol> [ip <ver>] [port <l4-port>] [del]") \
+_(flow_classify_set_interface, \
+ "<intfc> | sw_if_index <nn> [ip4-table <nn>] [ip6-table <nn>] [del]") \
+_(flow_classify_dump, "type [ip4|ip6]")
/* List of command functions, CLI names map directly to functions */
#define foreach_cli_function \
diff --git a/vpp/vpp-api/api.c b/vpp/vpp-api/api.c
index a7382492160..0ef6966af0f 100644
--- a/vpp/vpp-api/api.c
+++ b/vpp/vpp-api/api.c
@@ -68,6 +68,7 @@
#include <vnet/classify/vnet_classify.h>
#include <vnet/classify/input_acl.h>
#include <vnet/classify/policer_classify.h>
+#include <vnet/classify/flow_classify.h>
#include <vnet/l2/l2_classify.h>
#include <vnet/vxlan/vxlan.h>
#include <vnet/gre/gre.h>
@@ -425,7 +426,9 @@ _(IPSEC_GRE_ADD_DEL_TUNNEL, ipsec_gre_add_del_tunnel) \
_(IPSEC_GRE_TUNNEL_DUMP, ipsec_gre_tunnel_dump) \
_(DELETE_SUBIF, delete_subif) \
_(L2_INTERFACE_PBB_TAG_REWRITE, l2_interface_pbb_tag_rewrite) \
-_(PUNT, punt)
+_(PUNT, punt) \
+_(FLOW_CLASSIFY_SET_INTERFACE, flow_classify_set_interface) \
+_(FLOW_CLASSIFY_DUMP, flow_classify_dump)
#define QUOTE_(x) #x
#define QUOTE(x) QUOTE_(x)
@@ -8526,6 +8529,73 @@ vl_api_punt_t_handler (vl_api_punt_t * mp)
REPLY_MACRO (VL_API_PUNT_REPLY);
}
+static void
+ vl_api_flow_classify_set_interface_t_handler
+ (vl_api_flow_classify_set_interface_t * mp)
+{
+ vlib_main_t *vm = vlib_get_main ();
+ vl_api_flow_classify_set_interface_reply_t *rmp;
+ int rv;
+ u32 sw_if_index, ip4_table_index, ip6_table_index;
+
+ ip4_table_index = ntohl (mp->ip4_table_index);
+ ip6_table_index = ntohl (mp->ip6_table_index);
+ sw_if_index = ntohl (mp->sw_if_index);
+
+ VALIDATE_SW_IF_INDEX (mp);
+
+ rv = vnet_set_flow_classify_intfc (vm, sw_if_index, ip4_table_index,
+ ip6_table_index, mp->is_add);
+
+ BAD_SW_IF_INDEX_LABEL;
+
+ REPLY_MACRO (VL_API_FLOW_CLASSIFY_SET_INTERFACE_REPLY);
+}
+
+static void
+send_flow_classify_details (u32 sw_if_index,
+ u32 table_index,
+ unix_shared_memory_queue_t * q, u32 context)
+{
+ vl_api_flow_classify_details_t *mp;
+
+ mp = vl_msg_api_alloc (sizeof (*mp));
+ memset (mp, 0, sizeof (*mp));
+ mp->_vl_msg_id = ntohs (VL_API_FLOW_CLASSIFY_DETAILS);
+ mp->context = context;
+ mp->sw_if_index = htonl (sw_if_index);
+ mp->table_index = htonl (table_index);
+
+ vl_msg_api_send_shmem (q, (u8 *) & mp);
+}
+
+static void
+vl_api_flow_classify_dump_t_handler (vl_api_flow_classify_dump_t * mp)
+{
+ unix_shared_memory_queue_t *q;
+ flow_classify_main_t *pcm = &flow_classify_main;
+ u32 *vec_tbl;
+ int i;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ return;
+
+ vec_tbl = pcm->classify_table_index_by_sw_if_index[mp->type];
+
+ if (vec_len (vec_tbl))
+ {
+ for (i = 0; i < vec_len (vec_tbl); i++)
+ {
+ if (vec_elt (vec_tbl, i) == ~0)
+ continue;
+
+ send_flow_classify_details (i, vec_elt (vec_tbl, i), q,
+ mp->context);
+ }
+ }
+}
+
#define BOUNCE_HANDLER(nn) \
static void vl_api_##nn##_t_handler ( \
vl_api_##nn##_t *mp) \
diff --git a/vpp/vpp-api/custom_dump.c b/vpp/vpp-api/custom_dump.c
index 718e5646abf..096c1aa85fa 100644
--- a/vpp/vpp-api/custom_dump.c
+++ b/vpp/vpp-api/custom_dump.c
@@ -30,6 +30,7 @@
#include <vnet/classify/policer_classify.h>
#include <vnet/policer/xlate.h>
#include <vnet/policer/policer.h>
+#include <vnet/classify/flow_classify.h>
#include <vlib/vlib.h>
#include <vlib/unix/unix.h>
#include <vlibapi/api.h>
@@ -2771,6 +2772,23 @@ static void *vl_api_l2_interface_pbb_tag_rewrite_t_print
FINISH;
}
+static void *vl_api_flow_classify_set_interface_t_print
+ (vl_api_flow_classify_set_interface_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: flow_classify_set_interface ");
+ s = format (s, "sw_if_index %d ", ntohl (mp->sw_if_index));
+ if (mp->ip4_table_index != ~0)
+ s = format (s, "ip4-table %d ", ntohl (mp->ip4_table_index));
+ if (mp->ip6_table_index != ~0)
+ s = format (s, "ip6-table %d ", ntohl (mp->ip6_table_index));
+ if (mp->is_add == 0)
+ s = format (s, "del ");
+
+ FINISH;
+}
+
static void *
vl_api_punt_t_print (vl_api_punt_t * mp, void *handle)
{
@@ -2792,6 +2810,26 @@ vl_api_punt_t_print (vl_api_punt_t * mp, void *handle)
FINISH;
}
+static void *vl_api_flow_classify_dump_t_print
+ (vl_api_flow_classify_dump_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: flow_classify_dump ");
+ switch (mp->type)
+ {
+ case FLOW_CLASSIFY_TABLE_IP4:
+ s = format (s, "type ip4 ");
+ break;
+ case FLOW_CLASSIFY_TABLE_IP6:
+ s = format (s, "type ip6 ");
+ break;
+ default:
+ break;
+ }
+
+ FINISH;
+}
#define foreach_custom_print_no_arg_function \
_(lisp_eid_table_vni_dump) \
@@ -2955,7 +2993,9 @@ _(IPSEC_GRE_ADD_DEL_TUNNEL, ipsec_gre_add_del_tunnel) \
_(IPSEC_GRE_TUNNEL_DUMP, ipsec_gre_tunnel_dump) \
_(DELETE_SUBIF, delete_subif) \
_(L2_INTERFACE_PBB_TAG_REWRITE, l2_interface_pbb_tag_rewrite) \
-_(PUNT, punt)
+_(PUNT, punt) \
+_(FLOW_CLASSIFY_SET_INTERFACE, flow_classify_set_interface) \
+_(FLOW_CLASSIFY_DUMP, flow_classify_dump)
void
vl_msg_api_custom_dump_configure (api_main_t * am)
{
diff --git a/vpp/vpp-api/vpe.api b/vpp/vpp-api/vpe.api
index 0f1b0a8f455..a48d345a105 100644
--- a/vpp/vpp-api/vpe.api
+++ b/vpp/vpp-api/vpe.api
@@ -4791,6 +4791,57 @@ define ipfix_classify_table_details {
u8 transport_protocol;
};
+/** \brief Set/unset flow classify interface
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+ @param sw_if_index - interface to set/unset flow classify
+ @param ip4_table_index - ip4 classify table index (~0 for skip)
+ @param ip6_table_index - ip6 classify table index (~0 for skip)
+ @param l2_table_index - l2 classify table index (~0 for skip)
+ @param is_add - Set if non-zero, else unset
+ Note: User is recommeneded to use just one valid table_index per call.
+ (ip4_table_index, ip6_table_index, or l2_table_index)
+*/
+define flow_classify_set_interface {
+ u32 client_index;
+ u32 context;
+ u32 sw_if_index;
+ u32 ip4_table_index;
+ u32 ip6_table_index;
+ u8 is_add;
+};
+
+/** \brief Set/unset flow classify interface response
+ @param context - sender context, to match reply w/ request
+ @param retval - return value for request
+*/
+define flow_classify_set_interface_reply {
+ u32 context;
+ i32 retval;
+};
+
+/** \brief Get list of flow classify interfaces and tables
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+ @param type - classify table type
+*/
+define flow_classify_dump {
+ u32 client_index;
+ u32 context;
+ u8 type;
+};
+
+/** \brief Flow classify operational state response.
+ @param context - sender context, to match reply w/ request
+ @param sw_if_index - software interface index
+ @param table_index - classify table index
+*/
+define flow_classify_details {
+ u32 context;
+ u32 sw_if_index;
+ u32 table_index;
+};
+
/** \brief Query relative index via node names
@param client_index - opaque cookie to identify the sender
@param context - sender context, to match reply w/ request