diff options
author | Matus Fabian <matfabia@cisco.com> | 2016-06-20 08:10:42 -0700 |
---|---|---|
committer | Dave Barach <openvpp@barachs.net> | 2016-07-26 15:52:03 +0000 |
commit | 70e6a8dd52b5c2814737b9a75763ff239a7e053d (patch) | |
tree | 403733620fb32f571da1b9bf5be9ce740a9b1054 | |
parent | ac0798db359eb0de2eae1a54b63dfaa9534984c8 (diff) |
policer classify
JIRA: VPP-114
If the classifier finds a matching entry, it sends packet to the policer,
packet should be pre-colored for color-aware policers.
Change-Id: I10cb53b49907137769418f230df2cab577d0f3a0
Signed-off-by: Matus Fabian <matfabia@cisco.com>
-rw-r--r-- | vnet/Makefile.am | 4 | ||||
-rw-r--r-- | vnet/vnet/classify/policer_classify.c | 232 | ||||
-rw-r--r-- | vnet/vnet/classify/policer_classify.h | 55 | ||||
-rw-r--r-- | vnet/vnet/classify/vnet_classify.c | 45 | ||||
-rw-r--r-- | vnet/vnet/classify/vnet_classify.h | 4 | ||||
-rw-r--r-- | vnet/vnet/ip/ip4.h | 1 | ||||
-rw-r--r-- | vnet/vnet/ip/ip4_forward.c | 9 | ||||
-rw-r--r-- | vnet/vnet/ip/ip6.h | 1 | ||||
-rw-r--r-- | vnet/vnet/ip/ip6_forward.c | 8 | ||||
-rw-r--r-- | vnet/vnet/ip/ip_init.c | 3 | ||||
-rw-r--r-- | vnet/vnet/l2/l2_input.h | 3 | ||||
-rw-r--r-- | vnet/vnet/policer/node_funcs.c | 477 | ||||
-rw-r--r-- | vnet/vnet/policer/policer.c | 72 | ||||
-rw-r--r-- | vnet/vnet/policer/policer.h | 7 | ||||
-rw-r--r-- | vnet/vnet/policer/xlate.c | 6 | ||||
-rw-r--r-- | vnet/vnet/policer/xlate.h | 1 | ||||
-rw-r--r-- | vpp-api-test/vat/api_format.c | 210 | ||||
-rw-r--r-- | vpp/vpp-api/api.c | 84 | ||||
-rw-r--r-- | vpp/vpp-api/custom_dump.c | 160 | ||||
-rw-r--r-- | vpp/vpp-api/vpe.api | 56 |
20 files changed, 1386 insertions, 52 deletions
diff --git a/vnet/Makefile.am b/vnet/Makefile.am index 47e14b73..e9a73474 100644 --- a/vnet/Makefile.am +++ b/vnet/Makefile.am @@ -230,11 +230,13 @@ libvnet_la_SOURCES += \ vnet/classify/vnet_classify.c \ vnet/classify/ip_classify.c \ vnet/classify/input_acl.c \ + vnet/classify/policer_classify.c \ vnet/classify/vnet_classify.h nobase_include_HEADERS += \ vnet/classify/vnet_classify.h \ - vnet/classify/input_acl.h + vnet/classify/input_acl.h \ + vnet/classify/policer_classify.h ######################################## # Layer 3 protocols go here diff --git a/vnet/vnet/classify/policer_classify.c b/vnet/vnet/classify/policer_classify.c new file mode 100644 index 00000000..c4c44849 --- /dev/null +++ b/vnet/vnet/classify/policer_classify.c @@ -0,0 +1,232 @@ +/* + * 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/policer_classify.h> + +static void +vnet_policer_classify_feature_enable (vlib_main_t * vnm, + policer_classify_main_t * pcm, + u32 sw_if_index, + policer_classify_table_id_t tid, + int feature_enable) +{ + if (tid == POLICER_CLASSIFY_TABLE_L2) + { + l2input_intf_bitmap_enable (sw_if_index, L2INPUT_FEAT_POLICER_CLAS, + feature_enable); + } + else + { + ip_lookup_main_t * lm; + ip_config_main_t * ipcm; + u32 ftype; + u32 ci; + + if (tid == POLICER_CLASSIFY_TABLE_IP4) + { + lm = &ip4_main.lookup_main; + ftype = ip4_main.ip4_unicast_rx_feature_policer_classify; + } + else + { + lm = &ip6_main.lookup_main; + ftype = ip6_main.ip6_unicast_rx_feature_policer_classify; + } + + ipcm = &lm->rx_config_mains[VNET_UNICAST]; + + ci = ipcm->config_index_by_sw_if_index[sw_if_index]; + ci = (feature_enable ? vnet_config_add_feature : vnet_config_del_feature) + (vnm, &ipcm->config_main, ci, ftype, 0, 0); + + ipcm->config_index_by_sw_if_index[sw_if_index] = ci; + pcm->vnet_config_main[tid] = &ipcm->config_main; + } +} + +int vnet_set_policer_classify_intfc (vlib_main_t * vm, u32 sw_if_index, + u32 ip4_table_index, u32 ip6_table_index, + u32 l2_table_index, u32 is_add) +{ + policer_classify_main_t * pcm = &policer_classify_main; + vnet_classify_main_t * vcm = pcm->vnet_classify_main; + u32 pct[POLICER_CLASSIFY_N_TABLES] = {ip4_table_index, ip6_table_index, + l2_table_index}; + u32 ti; + + /* Assume that we've validated sw_if_index in the API layer */ + + for (ti = 0; ti < POLICER_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 + (pcm->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] != pcm->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 && + pcm->classify_table_index_by_sw_if_index[ti][sw_if_index] != ~0) + return 0; + + vnet_policer_classify_feature_enable (vm, pcm, sw_if_index, ti, is_add); + + if (is_add) + pcm->classify_table_index_by_sw_if_index[ti][sw_if_index] = pct[ti]; + else + pcm->classify_table_index_by_sw_if_index[ti][sw_if_index] = ~0; + } + + + return 0; +} + +static clib_error_t * +set_policer_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 l2_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, "l2-table %d", &l2_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_policer_classify_intfc(vm, sw_if_index, ip4_table_index, + ip6_table_index, l2_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 policer classify", + .short_help = + "set policer classify interface <int> [ip4-table <index>]\n" + " [ip6-table <index>] [l2-table <index>] [del]", + .function = set_policer_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 = POLICER_CLASSIFY_TABLE_IP4; + else if (unformat (input, "ip6")) + tid = POLICER_CLASSIFY_TABLE_IP6; + else if (unformat (input, "l2")) + tid = POLICER_CLASSIFY_TABLE_L2; + else + return 0; + + *r = tid; + return 1; +} +static clib_error_t * +show_policer_classify_command_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + policer_classify_main_t * pcm = &policer_classify_main; + u32 type = POLICER_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 == POLICER_CLASSIFY_N_TABLES) + return clib_error_return (0, "Invalid table type."); + + vec_tbl = pcm->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, pcm->vnet_main, i); + } + + return 0; +} + +VLIB_CLI_COMMAND (show_policer_classify_command, static) = { + .path = "show classify policer", + .short_help = "show classify policer type [ip4|ip6|l2]", + .function = show_policer_classify_command_fn, +}; diff --git a/vnet/vnet/classify/policer_classify.h b/vnet/vnet/classify/policer_classify.h new file mode 100644 index 00000000..30656444 --- /dev/null +++ b/vnet/vnet/classify/policer_classify.h @@ -0,0 +1,55 @@ +/* + * 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_policer_classify_h__ +#define __included_vnet_policer_classify_h__ + +#include <vlib/vlib.h> +#include <vnet/vnet.h> +#include <vnet/classify/vnet_classify.h> + +typedef enum { + POLICER_CLASSIFY_TABLE_IP4, + POLICER_CLASSIFY_TABLE_IP6, + POLICER_CLASSIFY_TABLE_L2, + POLICER_CLASSIFY_N_TABLES, +} policer_classify_table_id_t; + +typedef enum { + POLICER_CLASSIFY_NEXT_INDEX_DROP, + POLICER_CLASSIFY_NEXT_INDEX_N_NEXT, +} policer_classify_next_index_t; + +typedef struct { + /* Classifier table vectors */ + u32 * classify_table_index_by_sw_if_index [POLICER_CLASSIFY_N_TABLES]; + + /* L2 next nodes for each feature */ + u32 feat_next_node_index[32]; + + /* 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 [POLICER_CLASSIFY_N_TABLES]; +} policer_classify_main_t; + +policer_classify_main_t policer_classify_main; + +int vnet_set_policer_classify_intfc (vlib_main_t * vm, u32 sw_if_index, + u32 ip4_table_index, u32 ip6_table_index, + u32 l2_table_index, u32 is_add); + +#endif /* __included_vnet_policer_classify_h__ */ diff --git a/vnet/vnet/classify/vnet_classify.c b/vnet/vnet/classify/vnet_classify.c index 11d3714c..23aa5159 100644 --- a/vnet/vnet/classify/vnet_classify.c +++ b/vnet/vnet/classify/vnet_classify.c @@ -88,6 +88,14 @@ vnet_classify_register_unformat_acl_next_index_fn (unformat_function_t * fn) vec_add1 (cm->unformat_acl_next_index_fns, fn); } +void +vnet_classify_register_unformat_policer_next_index_fn (unformat_function_t * fn) +{ + vnet_classify_main_t * cm = &vnet_classify_main; + + vec_add1 (cm->unformat_policer_next_index_fns, fn); +} + void vnet_classify_register_unformat_opaque_index_fn (unformat_function_t * fn) { vnet_classify_main_t * cm = &vnet_classify_main; @@ -1141,6 +1149,37 @@ uword unformat_acl_next_index (unformat_input_t * input, va_list * args) return 1; } +uword unformat_policer_next_index (unformat_input_t * input, va_list * args) +{ + u32 * next_indexp = va_arg (*args, u32 *); + vnet_classify_main_t * cm = &vnet_classify_main; + u32 next_index = 0; + u32 tmp; + int i; + + /* First try registered unformat fns, allowing override... */ + for (i = 0; i < vec_len (cm->unformat_policer_next_index_fns); i++) + { + if (unformat (input, "%U", cm->unformat_policer_next_index_fns[i], &tmp)) + { + next_index = tmp; + goto out; + } + } + + if (unformat (input, "%d", &tmp)) + { + next_index = tmp; + goto out; + } + + return 0; + + out: + *next_indexp = next_index; + return 1; +} + static clib_error_t * classify_table_command_fn (vlib_main_t * vm, unformat_input_t * input, @@ -1763,6 +1802,9 @@ classify_session_command_fn (vlib_main_t * vm, else if (unformat (input, "acl-hit-next %U", unformat_acl_next_index, &hit_next_index)) ; + else if (unformat (input, "policer-hit-next %U", + unformat_policer_next_index, &hit_next_index)) + ; else if (unformat (input, "opaque-index %lld", &opaque_index)) ; else if (unformat (input, "match %U", unformat_classify_match, @@ -1813,7 +1855,8 @@ classify_session_command_fn (vlib_main_t * vm, VLIB_CLI_COMMAND (classify_session_command, static) = { .path = "classify session", .short_help = - "classify session [hit-next|l2-hit-next|acl-hit-next <next_index>]" + "classify session [hit-next|l2-hit-next|acl-hit-next <next_index>|" + "policer-hit-next <policer_name>]" "\n table-index <nn> match [hex] [l2] [l3 ip4] [opaque-index <index>]", .function = classify_session_command_fn, }; diff --git a/vnet/vnet/classify/vnet_classify.h b/vnet/vnet/classify/vnet_classify.h index b19704eb..f609aaa4 100644 --- a/vnet/vnet/classify/vnet_classify.h +++ b/vnet/vnet/classify/vnet_classify.h @@ -162,6 +162,7 @@ struct _vnet_classify_main { unformat_function_t ** unformat_l2_next_index_fns; unformat_function_t ** unformat_ip_next_index_fns; unformat_function_t ** unformat_acl_next_index_fns; + unformat_function_t ** unformat_policer_next_index_fns; unformat_function_t ** unformat_opaque_index_fns; /* convenience variables */ @@ -484,6 +485,9 @@ void vnet_classify_register_unformat_l2_next_index_fn void vnet_classify_register_unformat_acl_next_index_fn (unformat_function_t * fn); +void vnet_classify_register_unformat_policer_next_index_fn +(unformat_function_t * fn); + void vnet_classify_register_unformat_opaque_index_fn (unformat_function_t * fn); #endif /* __included_vnet_classify_h__ */ diff --git a/vnet/vnet/ip/ip4.h b/vnet/vnet/ip/ip4.h index 5ea4ebf5..fb04893a 100644 --- a/vnet/vnet/ip/ip4.h +++ b/vnet/vnet/ip/ip4.h @@ -137,6 +137,7 @@ typedef struct ip4_main_t { u32 ip4_unicast_rx_feature_check_access; u32 ip4_unicast_rx_feature_source_reachable_via_rx; u32 ip4_unicast_rx_feature_source_reachable_via_any; + u32 ip4_unicast_rx_feature_policer_classify; u32 ip4_unicast_rx_feature_ipsec; u32 ip4_unicast_rx_feature_vpath; u32 ip4_unicast_rx_feature_lookup; diff --git a/vnet/vnet/ip/ip4_forward.c b/vnet/vnet/ip/ip4_forward.c index d2e761fe..2ccdd37c 100644 --- a/vnet/vnet/ip/ip4_forward.c +++ b/vnet/vnet/ip/ip4_forward.c @@ -1380,11 +1380,18 @@ VNET_IP4_UNICAST_FEATURE_INIT (ip4_source_check_1, static) = { VNET_IP4_UNICAST_FEATURE_INIT (ip4_source_check_2, static) = { .node_name = "ip4-source-check-via-any", - .runs_before = {"ipsec-input-ip4", 0}, + .runs_before = {"ip4-policer-classify", 0}, .feature_index = &ip4_main.ip4_unicast_rx_feature_source_reachable_via_any, }; +VNET_IP4_UNICAST_FEATURE_INIT (ip4_policer_classify, static) = { + .node_name = "ip4-policer-classify", + .runs_before = {"ipsec-input-ip4", 0}, + .feature_index = + &ip4_main.ip4_unicast_rx_feature_policer_classify, +}; + VNET_IP4_UNICAST_FEATURE_INIT (ip4_ipsec, static) = { .node_name = "ipsec-input-ip4", .runs_before = {"vpath-input-ip4", 0}, diff --git a/vnet/vnet/ip/ip6.h b/vnet/vnet/ip/ip6.h index 22d1a4fe..3d6c9f42 100644 --- a/vnet/vnet/ip/ip6.h +++ b/vnet/vnet/ip/ip6.h @@ -148,6 +148,7 @@ 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_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 823daa69..57057a72 100644 --- a/vnet/vnet/ip/ip6_forward.c +++ b/vnet/vnet/ip/ip6_forward.c @@ -1260,10 +1260,16 @@ 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_inacl, static) = { .node_name = "ip6-inacl", - .runs_before = {"ipsec-input-ip6", 0}, + .runs_before = {"ip6-policer-classify", 0}, .feature_index = &ip6_main.ip6_unicast_rx_feature_check_access, }; +VNET_IP6_UNICAST_FEATURE_INIT (ip6_policer_classify, static) = { + .node_name = "ip6-policer-classify", + .runs_before = {"ipsec-input-ip6", 0}, + .feature_index = &ip6_main.ip6_unicast_rx_feature_policer_classify, +}; + VNET_IP6_UNICAST_FEATURE_INIT (ip6_ipsec, static) = { .node_name = "ipsec-input-ip6", .runs_before = {"l2tp-decap", 0}, diff --git a/vnet/vnet/ip/ip_init.c b/vnet/vnet/ip/ip_init.c index 8b6659de..c0c1c956 100644 --- a/vnet/vnet/ip/ip_init.c +++ b/vnet/vnet/ip/ip_init.c @@ -133,6 +133,9 @@ do { \ if ((error = vlib_call_init_function (vm, input_acl_init))) return error; + if ((error = vlib_call_init_function (vm, policer_classify_init))) + return error; + return error; } diff --git a/vnet/vnet/l2/l2_input.h b/vnet/vnet/l2/l2_input.h index 50649e79..f0407554 100644 --- a/vnet/vnet/l2/l2_input.h +++ b/vnet/vnet/l2/l2_input.h @@ -109,7 +109,8 @@ l2input_bd_config_from_index (l2input_main_t * l2im, u32 bd_index) _(ACL, "l2-input-acl") \ _(QOS, "feature-bitmap-drop") \ _(CFM, "feature-bitmap-drop") \ - _(SPAN, "feature-bitmap-drop") + _(SPAN, "feature-bitmap-drop") \ + _(POLICER_CLAS, "l2-policer-classify") // Feature bitmap positions typedef enum { diff --git a/vnet/vnet/policer/node_funcs.c b/vnet/vnet/policer/node_funcs.c index 6147ea51..0858a86d 100644 --- a/vnet/vnet/policer/node_funcs.c +++ b/vnet/vnet/policer/node_funcs.c @@ -19,6 +19,8 @@ #include <vnet/vnet.h> #include <vnet/policer/policer.h> #include <vnet/ip/ip.h> +#include <vnet/classify/policer_classify.h> +#include <vnet/classify/vnet_classify.h> #define IP4_NON_DSCP_BITS 0x03 #define IP4_DSCP_SHIFT 2 @@ -93,6 +95,31 @@ void vnet_policer_mark (vlib_buffer_t * b, u8 dscp) } } +static_always_inline +u8 vnet_policer_police (vlib_main_t * vm, + vlib_buffer_t * b, + u32 policer_index, + u64 time_in_policer_periods, + policer_result_e packet_color) +{ + u8 act; + u32 len; + u32 col; + policer_read_response_type_st *pol; + vnet_policer_main_t * pm = &vnet_policer_main; + + len = vlib_buffer_length_in_chain (vm, b); + pol = &pm->policers [policer_index]; + col = vnet_police_packet (pol, len, + packet_color, + time_in_policer_periods); + act = pol->action[col]; + if (PREDICT_TRUE(act == SSE2_QOS_ACTION_MARK_AND_TRANSMIT)) + vnet_policer_mark(b, pol->mark_dscp[col]); + + return act; + } + static inline uword vnet_policer_inline (vlib_main_t * vm, vlib_node_runtime_t * node, @@ -126,9 +153,6 @@ uword vnet_policer_inline (vlib_main_t * vm, u32 next0, next1; u32 sw_if_index0, sw_if_index1; u32 pi0 = 0, pi1 = 0; - u32 len0, len1; - u32 col0, col1; - policer_read_response_type_st * pol0, * pol1; u8 act0, act1; /* Prefetch next iteration. */ @@ -182,19 +206,11 @@ uword vnet_policer_inline (vlib_main_t * vm, pm->policer_index_by_sw_if_index [sw_if_index1]; } - len0 = vlib_buffer_length_in_chain (vm, b0); - pol0 = &pm->policers [pi0]; - col0 = vnet_police_packet (pol0, len0, - POLICE_CONFORM /* no chaining */, - time_in_policer_periods); - act0 = pol0->action[col0]; + act0 = vnet_policer_police(vm, b0, pi0, time_in_policer_periods, + POLICE_CONFORM /* no chaining */); - len1 = vlib_buffer_length_in_chain (vm, b1); - pol1 = &pm->policers [pi1]; - col1 = vnet_police_packet (pol1, len1, - POLICE_CONFORM /* no chaining */, - time_in_policer_periods); - act1 = pol1->action[col1]; + act1 = vnet_policer_police(vm, b1, pi1, time_in_policer_periods, + POLICE_CONFORM /* no chaining */); if (PREDICT_FALSE(act0 == SSE2_QOS_ACTION_DROP)) /* drop action */ { @@ -203,8 +219,6 @@ uword vnet_policer_inline (vlib_main_t * vm, } else /* transmit or mark-and-transmit action */ { - if (PREDICT_TRUE(act0 == SSE2_QOS_ACTION_MARK_AND_TRANSMIT)) - vnet_policer_mark(b0, pol0->mark_dscp[col0]); transmitted++; } @@ -215,8 +229,6 @@ uword vnet_policer_inline (vlib_main_t * vm, } else /* transmit or mark-and-transmit action */ { - if (PREDICT_TRUE(act1 == SSE2_QOS_ACTION_MARK_AND_TRANSMIT)) - vnet_policer_mark(b1, pol1->mark_dscp[col1]); transmitted++; } @@ -252,9 +264,6 @@ uword vnet_policer_inline (vlib_main_t * vm, u32 next0; u32 sw_if_index0; u32 pi0 = 0; - u32 len0; - u32 col0; - policer_read_response_type_st * pol0; u8 act0; bi0 = from[0]; @@ -282,13 +291,9 @@ uword vnet_policer_inline (vlib_main_t * vm, pm->policer_index_by_sw_if_index [sw_if_index0]; } - len0 = vlib_buffer_length_in_chain (vm, b0); - pol0 = &pm->policers [pi0]; - col0 = vnet_police_packet (pol0, len0, - POLICE_CONFORM /* no chaining */, - time_in_policer_periods); - act0 = pol0->action[col0]; - + act0 = vnet_policer_police(vm, b0, pi0, time_in_policer_periods, + POLICE_CONFORM /* no chaining */); + if (PREDICT_FALSE(act0 == SSE2_QOS_ACTION_DROP)) /* drop action */ { next0 = VNET_POLICER_NEXT_DROP; @@ -296,8 +301,6 @@ uword vnet_policer_inline (vlib_main_t * vm, } else /* transmit or mark-and-transmit action */ { - if (PREDICT_TRUE(act0 == SSE2_QOS_ACTION_MARK_AND_TRANSMIT)) - vnet_policer_mark(b0, pol0->mark_dscp[col0]); transmitted++; } @@ -507,3 +510,415 @@ VLIB_CLI_COMMAND (test_patch_command, static) = { #endif /* TEST_CODE */ + + +typedef struct { + u32 sw_if_index; + u32 next_index; + u32 table_index; + u32 offset; + u32 policer_index; +} policer_classify_trace_t; + +static u8 * +format_policer_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 *); + policer_classify_trace_t * t = va_arg (*args, policer_classify_trace_t *); + + s = format (s, "POLICER_CLASSIFY: sw_if_index %d next %d table %d offset %d" + " policer_index %d", + t->sw_if_index, t->next_index, t->table_index, t->offset, + t->policer_index); + return s; +} + +#define foreach_policer_classify_error \ +_(MISS, "Policer classify misses") \ +_(HIT, "Policer classify hits") \ +_(CHAIN_HIT, "Polcier classify hits after chain walk") \ +_(DROP, "Policer classify action drop") + +typedef enum { +#define _(sym,str) POLICER_CLASSIFY_ERROR_##sym, + foreach_policer_classify_error +#undef _ + POLICER_CLASSIFY_N_ERROR, +} policer_classify_error_t; + +static char * policer_classify_error_strings[] = { +#define _(sym,string) string, + foreach_policer_classify_error +#undef _ +}; + +static inline uword +policer_classify_inline (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * frame, + policer_classify_table_id_t tid) +{ + u32 n_left_from, * from, * to_next; + policer_classify_next_index_t next_index; + policer_classify_main_t * pcm = &policer_classify_main; + vnet_classify_main_t * vcm = pcm->vnet_classify_main; + f64 now = vlib_time_now (vm); + u32 hits = 0; + u32 misses = 0; + u32 chain_hits = 0; + u32 drop = 0; + u32 n_next_nodes; + u64 time_in_policer_periods; + + time_in_policer_periods = + clib_cpu_time_now() >> POLICER_TICKS_PER_PERIOD_SHIFT; + + n_next_nodes = node->n_next_nodes; + + 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 = pcm->classify_table_index_by_sw_if_index[tid][sw_if_index0]; + + sw_if_index1 = vnet_buffer (b1)->sw_if_index[VLIB_RX]; + table_index1 = pcm->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 = pcm->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 = POLICER_CLASSIFY_NEXT_INDEX_DROP; + u32 table_index0; + vnet_classify_table_t * t0; + vnet_classify_entry_t * e0; + u64 hash0; + u8 * h0; + u8 act0; + + /* 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; + + if (tid == POLICER_CLASSIFY_TABLE_L2) + { + /* Feature bitmap update */ + vnet_buffer(b0)->l2.feature_bitmap &= ~L2INPUT_FEAT_POLICER_CLAS; + /* Determine the next node */ + next0 = feat_bitmap_get_next_node_index(pcm->feat_next_node_index, + vnet_buffer(b0)->l2.feature_bitmap); + } + else + vnet_get_config_data (pcm->vnet_config_main[tid], + &b0->current_config_index, + &next0, + /* # bytes of config data */ 0); + + vnet_buffer(b0)->l2_classify.opaque_index = ~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) + { + act0 = vnet_policer_police(vm, + b0, + e0->next_index, + time_in_policer_periods, + e0->opaque_index); + if (PREDICT_FALSE(act0 == SSE2_QOS_ACTION_DROP)) + { + next0 = POLICER_CLASSIFY_NEXT_INDEX_DROP; + b0->error = node->errors[POLICER_CLASSIFY_ERROR_DROP]; + drop++; + } + hits++; + } + else + { + while (1) + { + if (PREDICT_TRUE(t0->next_table_index != ~0)) + { + t0 = pool_elt_at_index (vcm->tables, + t0->next_table_index); + } + else + { + next0 = (t0->miss_next_index < n_next_nodes)? + t0->miss_next_index:next0; + misses++; + break; + } + + hash0 = vnet_classify_hash_packet (t0, (u8 *) h0); + e0 = vnet_classify_find_entry (t0, (u8 *) h0, hash0, now); + if (e0) + { + act0 = vnet_policer_police(vm, + b0, + e0->next_index, + time_in_policer_periods, + e0->opaque_index); + if (PREDICT_FALSE(act0 == SSE2_QOS_ACTION_DROP)) + { + next0 = POLICER_CLASSIFY_NEXT_INDEX_DROP; + b0->error = node->errors[POLICER_CLASSIFY_ERROR_DROP]; + drop++; + } + hits++; + chain_hits++; + break; + } + } + } + } + if (PREDICT_FALSE((node->flags & VLIB_NODE_FLAG_TRACE) + && (b0->flags & VLIB_BUFFER_IS_TRACED))) + { + policer_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; + t->policer_index = e0 ? e0->next_index: ~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, + POLICER_CLASSIFY_ERROR_MISS, + misses); + vlib_node_increment_counter (vm, node->node_index, + POLICER_CLASSIFY_ERROR_HIT, + hits); + vlib_node_increment_counter (vm, node->node_index, + POLICER_CLASSIFY_ERROR_CHAIN_HIT, + chain_hits); + vlib_node_increment_counter (vm, node->node_index, + POLICER_CLASSIFY_ERROR_DROP, + drop); + + return frame->n_vectors; +} + +static uword +ip4_policer_classify (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * frame) +{ + return policer_classify_inline(vm, node, frame, POLICER_CLASSIFY_TABLE_IP4); +} + +VLIB_REGISTER_NODE (ip4_policer_classify_node) = { + .function = ip4_policer_classify, + .name = "ip4-policer-classify", + .vector_size = sizeof (u32), + .format_trace = format_policer_classify_trace, + .n_errors = ARRAY_LEN(policer_classify_error_strings), + .error_strings = policer_classify_error_strings, + .n_next_nodes = POLICER_CLASSIFY_NEXT_INDEX_N_NEXT, + .next_nodes = { + [POLICER_CLASSIFY_NEXT_INDEX_DROP] = "error-drop", + }, +}; + +VLIB_NODE_FUNCTION_MULTIARCH (ip4_policer_classify_node, ip4_policer_classify); + +static uword +ip6_policer_classify (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * frame) +{ + return policer_classify_inline(vm, node, frame, POLICER_CLASSIFY_TABLE_IP6); +} + +VLIB_REGISTER_NODE (ip6_policer_classify_node) = { + .function = ip6_policer_classify, + .name = "ip6-policer-classify", + .vector_size = sizeof (u32), + .format_trace = format_policer_classify_trace, + .n_errors = ARRAY_LEN(policer_classify_error_strings), + .error_strings = policer_classify_error_strings, + .n_next_nodes = POLICER_CLASSIFY_NEXT_INDEX_N_NEXT, + .next_nodes = { + [POLICER_CLASSIFY_NEXT_INDEX_DROP] = "error-drop", + }, +}; + +VLIB_NODE_FUNCTION_MULTIARCH (ip6_policer_classify_node, ip6_policer_classify); + +static uword +l2_policer_classify (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * frame) +{ + return policer_classify_inline(vm, node, frame, POLICER_CLASSIFY_TABLE_L2); +} + +VLIB_REGISTER_NODE (l2_policer_classify_node) = { + .function = l2_policer_classify, + .name = "l2-policer-classify", + .vector_size = sizeof (u32), + .format_trace = format_policer_classify_trace, + .n_errors = ARRAY_LEN(policer_classify_error_strings), + .error_strings = policer_classify_error_strings, + .n_next_nodes = POLICER_CLASSIFY_NEXT_INDEX_N_NEXT, + .next_nodes = { + [POLICER_CLASSIFY_NEXT_INDEX_DROP] = "error-drop", + }, +}; + +VLIB_NODE_FUNCTION_MULTIARCH (l2_policer_classify_node, l2_policer_classify); + + +static clib_error_t * +policer_classify_init (vlib_main_t *vm) +{ + policer_classify_main_t * pcm = &policer_classify_main; + + pcm->vlib_main = vm; + pcm->vnet_main = vnet_get_main(); + pcm->vnet_classify_main = &vnet_classify_main; + + /* Initialize L2 feature next-node indexes */ + feat_bitmap_init_next_nodes(vm, + l2_policer_classify_node.index, + L2INPUT_N_FEAT, + l2input_get_feat_names(), + pcm->feat_next_node_index); + + return 0; +} + +VLIB_INIT_FUNCTION (policer_classify_init); diff --git a/vnet/vnet/policer/policer.c b/vnet/vnet/policer/policer.c index 8ffa967b..f60f7a74 100644 --- a/vnet/vnet/policer/policer.c +++ b/vnet/vnet/policer/policer.c @@ -14,30 +14,43 @@ */ #include <stdint.h> #include <vnet/policer/policer.h> +#include <vnet/classify/vnet_classify.h> clib_error_t * policer_add_del (vlib_main_t *vm, - u8 * name, sse2_qos_pol_cfg_params_st * cfg, + u8 * name, + sse2_qos_pol_cfg_params_st * cfg, + u32 * policer_index, u8 is_add) { vnet_policer_main_t *pm = &vnet_policer_main; policer_read_response_type_st test_policer; + policer_read_response_type_st * policer; uword * p; + u32 pi; int rv; + p = hash_get_mem (pm->policer_config_by_name, name); + if (is_add == 0) { - p = hash_get_mem (pm->policer_config_by_name, name); if (p == 0) { vec_free(name); return clib_error_return (0, "No such policer configuration"); } hash_unset_mem (pm->policer_config_by_name, name); + hash_unset_mem (pm->policer_index_by_name, name); vec_free(name); return 0; } + if (p != 0) + { + vec_free(name); + return clib_error_return (0, "Policer already exists"); + } + /* Vet the configuration before adding it to the table */ rv = sse2_pol_logical_2_physical (cfg, &test_policer); @@ -55,6 +68,11 @@ policer_add_del (vlib_main_t *vm, clib_memcpy (pp, &test_policer, sizeof (*pp)); hash_set_mem (pm->policer_config_by_name, name, cp - pm->configs); + pool_get_aligned (pm->policers, policer, CLIB_CACHE_LINE_BYTES); + policer[0] = pp[0]; + pi = policer - pm->policers; + hash_set_mem (pm->policer_index_by_name, name, pi); + *policer_index = pi; } else { @@ -348,6 +366,44 @@ unformat_policer_action (unformat_input_t * input, va_list * va) return 0; } +static uword +unformat_policer_classify_next_index (unformat_input_t * input, va_list * va) +{ + u32 * r = va_arg (*va, u32 *); + vnet_policer_main_t *pm = &vnet_policer_main; + uword * p; + u8 * match_name = 0; + + if (unformat (input, "%s", &match_name)) + ; + else + return 0; + + p = hash_get_mem (pm->policer_index_by_name, match_name); + + if (p == 0) + return 0; + + *r = p[0]; + + return 1; +} + +static uword +unformat_policer_classify_precolor (unformat_input_t * input, va_list * va) +{ + u32 * r = va_arg (*va, u32 *); + + if (unformat (input, "conform-color")) + *r = POLICE_CONFORM; + else if (unformat (input, "exceed-color")) + *r = POLICE_EXCEED; + else + return 0; + + return 1; +} + #define foreach_config_param \ _(eb) \ _(cb) \ @@ -367,6 +423,7 @@ configure_policer_command_fn (vlib_main_t * vm, unformat_input_t _line_input, * line_input = &_line_input; u8 is_add = 1; u8 * name = 0; + u32 pi; /* Get a line of input. */ if (! unformat_user (input, unformat_line_input, line_input)) @@ -380,6 +437,8 @@ configure_policer_command_fn (vlib_main_t * vm, is_add = 0; else if (unformat(line_input, "name %s", &name)) ; + else if (unformat(line_input, "color-aware")) + c.color_aware = 1; #define _(a) else if (unformat (line_input, "%U", unformat_policer_##a, &c)) ; foreach_config_param @@ -392,7 +451,7 @@ configure_policer_command_fn (vlib_main_t * vm, unformat_free (line_input); - return policer_add_del(vm, name, &c, is_add); + return policer_add_del(vm, name, &c, &pi, is_add); } VLIB_CLI_COMMAND (configure_policer_command, static) = { @@ -453,6 +512,13 @@ clib_error_t *policer_init (vlib_main_t * vm) pm->vnet_main = vnet_get_main(); pm->policer_config_by_name = hash_create_string (0, sizeof (uword)); + pm->policer_index_by_name = hash_create_string (0, sizeof (uword)); + + vnet_classify_register_unformat_policer_next_index_fn + (unformat_policer_classify_next_index); + vnet_classify_register_unformat_opaque_index_fn + (unformat_policer_classify_precolor); + return 0; } diff --git a/vnet/vnet/policer/policer.h b/vnet/vnet/policer/policer.h index fba866f4..beef5b64 100644 --- a/vnet/vnet/policer/policer.h +++ b/vnet/vnet/policer/policer.h @@ -32,6 +32,9 @@ typedef struct { /* Config by name hash */ uword * policer_config_by_name; + /* Policer by name hash */ + uword * policer_index_by_name; + /* Policer by sw_if_index vector */ u32 * policer_index_by_sw_if_index; @@ -85,7 +88,9 @@ typedef enum { u8 * format_policer_instance (u8 * s, va_list * va); clib_error_t * policer_add_del (vlib_main_t *vm, - u8 * name, sse2_qos_pol_cfg_params_st * cfg, + u8 * name, + sse2_qos_pol_cfg_params_st * cfg, + u32 * policer_index, u8 is_add); #endif /* __included_policer_h__ */ diff --git a/vnet/vnet/policer/xlate.c b/vnet/vnet/policer/xlate.c index f47982e3..934c488c 100644 --- a/vnet/vnet/policer/xlate.c +++ b/vnet/vnet/policer/xlate.c @@ -1045,10 +1045,6 @@ x86_pol_compute_hw_params (sse2_qos_pol_cfg_params_st *cfg, (cfg->rfc == SSE2_QOS_POLICER_TYPE_2R3C_RFC_4115)) { // Two-rate policer - if (cfg->rfc == SSE2_QOS_POLICER_TYPE_2R3C_RFC_4115) { - hw->color_aware = 1; - } - if ((cfg->rb.kbps.cir_kbps == 0) || (cfg->rb.kbps.eir_kbps == 0) || (cfg->rb.kbps.eir_kbps < cfg->rb.kbps.cir_kbps) || (cfg->rb.kbps.cb_bytes == 0) || (cfg->rb.kbps.eb_bytes == 0)) { SSE2_QOS_DEBUG_ERROR("Config parameter validation failed."); @@ -1136,6 +1132,8 @@ sse2_pol_logical_2_physical (sse2_qos_pol_cfg_params_st *cfg, phys->action[POLICE_VIOLATE] = cfg->violate_action.action_type; phys->mark_dscp[POLICE_VIOLATE] = cfg->violate_action.dscp; + phys->color_aware = cfg->color_aware; + #if !defined (INTERNAL_SS) && !defined (X86) // convert logical into hw params which involves qos calculations rc = sse2_pol_compute_hw_params(&kbps_cfg, &pol_hw); diff --git a/vnet/vnet/policer/xlate.h b/vnet/vnet/policer/xlate.h index d3fdeded..69a58d25 100644 --- a/vnet/vnet/policer/xlate.h +++ b/vnet/vnet/policer/xlate.h @@ -136,6 +136,7 @@ typedef struct sse2_qos_pol_cfg_params_st_ { uint8_t rate_type; /* sse2_qos_rate_type_en */ uint8_t rnd_type; /* sse2_qos_round_type_en */ uint8_t rfc; /* sse2_qos_policer_type_en */ + uint8_t color_aware; uint8_t overwrite_bucket; /* for debugging purposes */ uint32_t current_bucket; /* for debugging purposes */ uint32_t extended_bucket; /* for debugging purposes */ diff --git a/vpp-api-test/vat/api_format.c b/vpp-api-test/vat/api_format.c index fa37989c..dac67889 100644 --- a/vpp-api-test/vat/api_format.c +++ b/vpp-api-test/vat/api_format.c @@ -34,6 +34,7 @@ #include <vnet/l2/l2_classify.h> #include <vnet/l2/l2_vtr.h> #include <vnet/classify/input_acl.h> +#include <vnet/classify/policer_classify.h> #include <vnet/mpls-gre/mpls.h> #if DPDK > 0 #include <vnet/ipsec/ipsec.h> @@ -46,6 +47,7 @@ #include <vnet/ip/ip6_hop_by_hop.h> #include <vnet/policer/xlate.h> #include <vnet/policer/policer.h> +#include <vnet/policer/police.h> #include "vat/json_format.h" @@ -450,6 +452,25 @@ unformat_policer_action_type (unformat_input_t * input, va_list * va) return 1; } +uword +unformat_classify_table_type (unformat_input_t * input, va_list * va) +{ + u32 * r = va_arg (*va, u32 *); + u32 tid; + + if (unformat (input, "ip4")) + tid = POLICER_CLASSIFY_TABLE_IP4; + else if (unformat (input, "ip6")) + tid = POLICER_CLASSIFY_TABLE_IP6; + else if (unformat (input, "l2")) + tid = POLICER_CLASSIFY_TABLE_L2; + else + return 0; + + *r = tid; + return 1; +} + u8 * format_ip4_address (u8 * s, va_list * args) { u8 * a = va_arg (*args, u8 *); @@ -2513,8 +2534,8 @@ static void vl_api_policer_details_t_handler format_policer_type, mp->type, ntohl(mp->cir), ntohl(mp->eir), - ntohl(mp->cb), - ntohl(mp->eb), + clib_net_to_host_u64(mp->cb), + clib_net_to_host_u64(mp->eb), format_policer_rate_type, mp->rate_type, format_policer_round_type, mp->round_type, mp->single_rate ? "single" : "dual", @@ -2691,6 +2712,42 @@ static void vl_api_classify_table_by_interface_reply_t_handler_json (vl_api_clas vam->result_ready = 1; } +static void vl_api_policer_add_del_reply_t_handler +(vl_api_policer_add_del_reply_t * mp) +{ + vat_main_t * vam = &vat_main; + i32 retval = ntohl(mp->retval); + if (vam->async_mode) { + vam->async_errors += (retval < 0); + } else { + vam->retval = retval; + vam->result_ready = 1; + if (retval == 0 && mp->policer_index != 0xFFFFFFFF) + /* + * Note: this is just barely thread-safe, depends on + * the main thread spinning waiting for an answer... + */ + errmsg ("policer index %d\n", ntohl(mp->policer_index)); + } +} + +static void vl_api_policer_add_del_reply_t_handler_json +(vl_api_policer_add_del_reply_t * mp) +{ + vat_main_t * vam = &vat_main; + vat_json_node_t node; + + vat_json_init_object(&node); + vat_json_object_add_int(&node, "retval", ntohl(mp->retval)); + vat_json_object_add_uint(&node, "policer_index", ntohl(mp->policer_index)); + + vat_json_print(vam->ofp, &node); + vat_json_free(&node); + + vam->retval = ntohl(mp->retval); + vam->result_ready = 1; +} + /* Format hex dump. */ u8 * format_hex_bytes (u8 * s, va_list * va) { @@ -2811,6 +2868,33 @@ static void vl_api_pg_create_interface_reply_t_handler_json vam->result_ready = 1; } +static void vl_api_policer_classify_details_t_handler +(vl_api_policer_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_policer_classify_details_t_handler_json +(vl_api_policer_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 @@ -2909,7 +2993,7 @@ _(lisp_add_del_map_request_itr_rlocs_reply) \ _(lisp_eid_table_add_del_map_reply) \ _(vxlan_gpe_add_del_tunnel_reply) \ _(af_packet_delete_reply) \ -_(policer_add_del_reply) \ +_(policer_classify_set_interface_reply) \ _(netmap_create_reply) \ _(netmap_delete_reply) \ _(ipfix_enable_reply) \ @@ -3108,6 +3192,8 @@ _(AF_PACKET_CREATE_REPLY, af_packet_create_reply) \ _(AF_PACKET_DELETE_REPLY, af_packet_delete_reply) \ _(POLICER_ADD_DEL_REPLY, policer_add_del_reply) \ _(POLICER_DETAILS, policer_details) \ +_(POLICER_CLASSIFY_SET_INTERFACE_REPLY, policer_classify_set_interface_reply) \ +_(POLICER_CLASSIFY_DETAILS, policer_classify_details) \ _(NETMAP_CREATE_REPLY, netmap_create_reply) \ _(NETMAP_DELETE_REPLY, netmap_delete_reply) \ _(MPLS_GRE_TUNNEL_DETAILS, mpls_gre_tunnel_details) \ @@ -7060,6 +7146,20 @@ uword unformat_acl_next_index (unformat_input_t * input, va_list * args) return 1; } +uword unformat_policer_precolor (unformat_input_t * input, va_list * args) +{ + u32 * r = va_arg (*args, u32 *); + + if (unformat (input, "conform-color")) + *r = POLICE_CONFORM; + else if (unformat (input, "exceed-color")) + *r = POLICE_EXCEED; + else + return 0; + + return 1; +} + static int api_classify_add_del_table (vat_main_t * vam) { unformat_input_t * i = vam->input; @@ -7553,6 +7653,10 @@ static int api_classify_add_del_session (vat_main_t * vam) else if (unformat (i, "acl-hit-next %U", unformat_acl_next_index, &hit_next_index)) ; + else if (unformat (i, "policer-hit-next %d", &hit_next_index)) + ; + else if (unformat (i, "%U", unformat_policer_precolor, &opaque_index)) + ; else if (unformat (i, "opaque-index %d", &opaque_index)) ; else if (unformat (i, "skip_n %d", &skip_n_vectors)) @@ -11705,6 +11809,7 @@ api_policer_add_del (vat_main_t * vam) u8 rate_type = 0; u8 round_type = 0; u8 type = 0; + u8 color_aware = 0; sse2_qos_pol_action_params_st conform_action, exceed_action, violate_action; while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) { @@ -11737,6 +11842,8 @@ api_policer_add_del (vat_main_t * vam) else if (unformat (i, "violate_action %U", unformat_policer_action_type, &violate_action)) ; + else if (unformat (i, "color-aware")) + color_aware = 1; else break; } @@ -11769,6 +11876,7 @@ api_policer_add_del (vat_main_t * vam) mp->exceed_dscp = exceed_action.dscp; mp->violate_action_type = violate_action.action_type; mp->violate_dscp = violate_action.dscp; + mp->color_aware = color_aware; S; W; /* NOTREACHED */ @@ -11813,6 +11921,93 @@ api_policer_dump(vat_main_t *vam) } static int +api_policer_classify_set_interface (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_policer_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; + u32 l2_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 if (unformat (i, "l2-table %d", &l2_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(POLICER_CLASSIFY_SET_INTERFACE, policer_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->l2_table_index = ntohl(l2_table_index); + mp->is_add = is_add; + + S; W; + /* NOTREACHED */ + return 0; +} + +static int +api_policer_classify_dump(vat_main_t *vam) +{ + unformat_input_t * i = vam->input; + vl_api_policer_classify_dump_t *mp; + f64 timeout = ~0; + u8 type = POLICER_CLASSIFY_N_TABLES; + + if (unformat (i, "type %U", unformat_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(POLICER_CLASSIFY_DUMP, policer_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 api_netmap_create (vat_main_t * vam) { unformat_input_t * i = vam->input; @@ -12849,8 +13044,9 @@ _(classify_add_del_table, \ "[del] mask <mask-value>\n" \ " [l2-miss-next | miss-next | acl-miss-next] <name|nn>") \ _(classify_add_del_session, \ - "[hit-next|l2-hit-next|acl-hit-next] <name|nn> table-index <nn>\n" \ - "skip_n <nn> match_n <nn> match [hex] [l2] [l3 [ip4|ip6]]") \ + "[hit-next|l2-hit-next|acl-hit-next|policer-hit-next] <name|nn>\n" \ + " table-index <nn> skip_n <nn> match_n <nn> match [hex] [l2]\n" \ + " [l3 [ip4|ip6]]") \ _(classify_set_interface_ip_table, \ "<intfc> | sw_if_index <nn> table <nn>") \ _(classify_set_interface_l2_tables, \ @@ -12985,6 +13181,10 @@ _(af_packet_create, "name <host interface name> [hw_addr <mac>]") \ _(af_packet_delete, "name <host interface name>") \ _(policer_add_del, "name <policer name> <params> [del]") \ _(policer_dump, "[name <policer name>]") \ +_(policer_classify_set_interface, \ + "<intfc> | sw_if_index <nn> [ip4-table <nn>] [ip6-table <nn>]\n" \ + " [l2-table <nn>] [del]") \ +_(policer_classify_dump, "type [ip4|ip6|l2]") \ _(netmap_create, "name <interface name> [hw-addr <mac>] [pipe] " \ "[master|slave]") \ _(netmap_delete, "name <interface name>") \ diff --git a/vpp/vpp-api/api.c b/vpp/vpp-api/api.c index feb1a61a..822b9906 100644 --- a/vpp/vpp-api/api.c +++ b/vpp/vpp-api/api.c @@ -66,6 +66,7 @@ #include <vlibmemory/api.h> #include <vnet/classify/vnet_classify.h> #include <vnet/classify/input_acl.h> +#include <vnet/classify/policer_classify.h> #include <vnet/l2/l2_classify.h> #include <vnet/vxlan/vxlan.h> #include <vnet/gre/gre.h> @@ -353,6 +354,8 @@ _(AF_PACKET_CREATE, af_packet_create) \ _(AF_PACKET_DELETE, af_packet_delete) \ _(POLICER_ADD_DEL, policer_add_del) \ _(POLICER_DUMP, policer_dump) \ +_(POLICER_CLASSIFY_SET_INTERFACE, policer_classify_set_interface) \ +_(POLICER_CLASSIFY_DUMP, policer_classify_dump) \ _(NETMAP_CREATE, netmap_create) \ _(NETMAP_DELETE, netmap_delete) \ _(MPLS_GRE_TUNNEL_DUMP, mpls_gre_tunnel_dump) \ @@ -6435,6 +6438,7 @@ vl_api_policer_add_del_t_handler u8 *name = NULL; sse2_qos_pol_cfg_params_st cfg; clib_error_t * error; + u32 policer_index; name = format(0, "%s", mp->name); @@ -6452,13 +6456,20 @@ vl_api_policer_add_del_t_handler cfg.exceed_action.dscp = mp->exceed_dscp; cfg.violate_action.action_type = mp->violate_action_type; cfg.violate_action.dscp = mp->violate_dscp; + cfg.color_aware = mp->color_aware; - error = policer_add_del(vm, name, &cfg, mp->is_add); + error = policer_add_del(vm, name, &cfg, &policer_index, mp->is_add); if (error) rv = VNET_API_ERROR_UNSPECIFIED; - REPLY_MACRO(VL_API_POLICER_ADD_DEL_REPLY); + REPLY_MACRO2(VL_API_POLICER_ADD_DEL_REPLY, + ({ + if (rv == 0 && mp->is_add) + rmp->policer_index = ntohl(policer_index); + else + rmp->policer_index = ~0; + })); } static void @@ -6546,6 +6557,75 @@ vl_api_policer_dump_t_handler } static void +vl_api_policer_classify_set_interface_t_handler +(vl_api_policer_classify_set_interface_t * mp) +{ + vlib_main_t *vm = vlib_get_main(); + vl_api_policer_classify_set_interface_reply_t * rmp; + int rv; + u32 sw_if_index, ip4_table_index, ip6_table_index, l2_table_index; + + ip4_table_index = ntohl(mp->ip4_table_index); + ip6_table_index = ntohl(mp->ip6_table_index); + l2_table_index = ntohl(mp->l2_table_index); + sw_if_index = ntohl(mp->sw_if_index); + + VALIDATE_SW_IF_INDEX(mp); + + rv = vnet_set_policer_classify_intfc(vm, sw_if_index, ip4_table_index, + ip6_table_index, l2_table_index, + mp->is_add); + + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO(VL_API_POLICER_CLASSIFY_SET_INTERFACE_REPLY); +} + +static void +send_policer_classify_details (u32 sw_if_index, + u32 table_index, + unix_shared_memory_queue_t *q, + u32 context) +{ + vl_api_policer_classify_details_t * mp; + + mp = vl_msg_api_alloc (sizeof (*mp)); + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_POLICER_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_policer_classify_dump_t_handler +(vl_api_policer_classify_dump_t *mp) +{ + unix_shared_memory_queue_t * q; + policer_classify_main_t * pcm = &policer_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_policer_classify_details(i, vec_elt(vec_tbl, i), q, + mp->context); + } + } +} + +static void vl_api_netmap_create_t_handler (vl_api_netmap_create_t *mp) { diff --git a/vpp/vpp-api/custom_dump.c b/vpp/vpp-api/custom_dump.c index 53eb2c4d..651fdd35 100644 --- a/vpp/vpp-api/custom_dump.c +++ b/vpp/vpp-api/custom_dump.c @@ -27,6 +27,9 @@ #include <vnet/l2/l2_input.h> #include <vnet/sr/sr_packet.h> #include <vnet/vxlan-gpe/vxlan_gpe.h> +#include <vnet/classify/policer_classify.h> +#include <vnet/policer/xlate.h> +#include <vnet/policer/policer.h> #include <vlib/vlib.h> #include <vlib/unix/unix.h> #include <vlibapi/api.h> @@ -1746,6 +1749,157 @@ static void * vl_api_af_packet_delete_t_print FINISH; } +static u8 * format_policer_action (u8 * s, va_list * va) +{ + u32 action = va_arg (*va, u32); + u32 dscp = va_arg (*va, u32); + char * t = 0; + + if (action == SSE2_QOS_ACTION_DROP) + s = format (s, "drop"); + else if (action == SSE2_QOS_ACTION_TRANSMIT) + s = format (s, "transmit"); + else if (action == SSE2_QOS_ACTION_MARK_AND_TRANSMIT) { + s = format (s, "mark-and-transmit "); + switch (dscp) { + #define _(v,f,str) case VNET_DSCP_##f: t = str; break; + foreach_vnet_dscp + #undef _ + default: + break; + } + s = format (s, "%s", t); + } + + return s; +} + +static void * vl_api_policer_add_del_t_print +(vl_api_policer_add_del_t * mp, void *handle) +{ + u8 * s; + + s = format (0, "SCRIPT: policer_add_del "); + s = format (s, "name %s ", mp->name); + s = format (s, "cir %d ", mp->cir); + s = format (s, "eir %d ", mp->eir); + s = format (s, "cb %d ", mp->cb); + s = format (s, "eb %d ", mp->eb); + + switch (mp->rate_type) { + case SSE2_QOS_RATE_KBPS: + s = format (s, "rate_type kbps "); + break; + case SSE2_QOS_RATE_PPS: + s = format (s, "rate_type pps "); + break; + default: + break; + } + + switch (mp->round_type) { + case SSE2_QOS_ROUND_TO_CLOSEST: + s = format (s, "round_type closest "); + break; + case SSE2_QOS_ROUND_TO_UP: + s = format (s, "round_type up "); + break; + case SSE2_QOS_ROUND_TO_DOWN: + s = format (s, "round_type down "); + break; + default: + break; + } + + switch (mp->type) { + case SSE2_QOS_POLICER_TYPE_1R2C: + s = format (s, "type 1r2c "); + break; + case SSE2_QOS_POLICER_TYPE_1R3C_RFC_2697: + s = format (s, "type 1r3c "); + break; + case SSE2_QOS_POLICER_TYPE_2R3C_RFC_2698: + s = format (s, "type 2r3c-2698 "); + break; + case SSE2_QOS_POLICER_TYPE_2R3C_RFC_4115: + s = format (s, "type 2r3c-4115 "); + break; + case SSE2_QOS_POLICER_TYPE_2R3C_RFC_MEF5CF1: + s = format (s, "type 2r3c-mef5cf1 "); + break; + default: + break; + } + + s = format (s, "conform_action %U ", format_policer_action, + mp->conform_action_type, mp->conform_dscp); + s = format (s, "exceed_action %U ", format_policer_action, + mp->exceed_action_type, mp->exceed_dscp); + s = format (s, "violate_action %U ", format_policer_action, + mp->violate_action_type, mp->violate_dscp); + + if (mp->color_aware) + s = format (s, "color-aware "); + if (mp->is_add == 0) + s = format (s, "del "); + + FINISH; +} + +static void * vl_api_policer_dump_t_print +(vl_api_policer_dump_t * mp, void *handle) +{ + u8 * s; + + s = format (0, "SCRIPT: policer_dump "); + if (mp->match_name_valid) + s = format (s, "name %s ", mp->match_name); + + FINISH; +} + +static void * vl_api_policer_classify_set_interface_t_print +(vl_api_policer_classify_set_interface_t * mp, void *handle) +{ + u8 * s; + + s = format (0, "SCRIPT: policer_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->l2_table_index != ~0) + s = format (s, "l2-table %d ", ntohl(mp->l2_table_index)); + if (mp->is_add == 0) + s = format (s, "del "); + + FINISH; +} + +static void * vl_api_policer_classify_dump_t_print +(vl_api_policer_classify_dump_t * mp, void *handle) +{ + u8 * s; + + s = format (0, "SCRIPT: policer_classify_dump "); + switch (mp->type) { + case POLICER_CLASSIFY_TABLE_IP4: + s = format (s, "type ip4 "); + break; + case POLICER_CLASSIFY_TABLE_IP6: + s = format (s, "type ip6 "); + break; + case POLICER_CLASSIFY_TABLE_L2: + s = format (s, "type l2 "); + break; + default: + break; + } + + FINISH; +} + static void *vl_api_sw_interface_clear_stats_t_print (vl_api_sw_interface_clear_stats_t * mp, void *handle) { @@ -2031,7 +2185,11 @@ _(IPFIX_DUMP,ipfix_dump) \ _(GET_NEXT_INDEX, get_next_index) \ _(PG_CREATE_INTERFACE,pg_create_interface) \ _(PG_CAPTURE, pg_capture) \ -_(PG_ENABLE_DISABLE, pg_enable_disable) +_(PG_ENABLE_DISABLE, pg_enable_disable) \ +_(POLICER_ADD_DEL, policer_add_del) \ +_(POLICER_DUMP, policer_dump) \ +_(POLICER_CLASSIFY_SET_INTERFACE, policer_classify_set_interface) \ +_(POLICER_CLASSIFY_DUMP, policer_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 1477289b..4571c92d 100644 --- a/vpp/vpp-api/vpe.api +++ b/vpp/vpp-api/vpe.api @@ -3644,6 +3644,7 @@ define af_packet_delete_reply { @param rate_type - rate type @param round_type - rounding type @param type - policer algorithm + @param color_aware - 0=color-blind, 1=color-aware @param conform_action_type - conform action type @param conform_dscp - DSCP for conform mar-and-transmit action @param exceed_action_type - exceed action type @@ -3664,6 +3665,7 @@ define policer_add_del { u8 rate_type; u8 round_type; u8 type; + u8 color_aware; u8 conform_action_type; u8 conform_dscp; u8 exceed_action_type; @@ -3675,10 +3677,12 @@ define policer_add_del { /** \brief Add/del policer response @param context - sender context, to match reply w/ request @param retval - return value for request + @param policer_index - for add, returned index of the new policer */ define policer_add_del_reply { u32 context; i32 retval; + u32 policer_index; }; /** \brief Get list of policers @@ -3751,6 +3755,58 @@ define policer_details { u64 last_update_time; }; +/** \brief Set/unset policer 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 policer 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 policer_classify_set_interface { + u32 client_index; + u32 context; + u32 sw_if_index; + u32 ip4_table_index; + u32 ip6_table_index; + u32 l2_table_index; + u8 is_add; +}; + +/** \brief Set/unset policer classify interface response + @param context - sender context, to match reply w/ request + @param retval - return value for request +*/ +define policer_classify_set_interface_reply { + u32 context; + i32 retval; +}; + +/** \brief Get list of policer 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 policer_classify_dump { + u32 client_index; + u32 context; + u8 type; +}; + +/** \brief Policer iclassify 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 policer_classify_details { + u32 context; + u32 sw_if_index; + u32 table_index; +}; + /** \brief Create netmap @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request |