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-rw-r--r--src/vnet/CMakeLists.txt17
-rw-r--r--src/vnet/classify/vnet_classify.c11
-rw-r--r--src/vnet/l2/l2_classify.h1
-rw-r--r--src/vnet/l2/l2_input_classify.c1
-rw-r--r--src/vnet/lawful-intercept/lawful_intercept.c122
-rw-r--r--src/vnet/lawful-intercept/lawful_intercept.h54
-rw-r--r--src/vnet/lawful-intercept/node.c286
7 files changed, 5 insertions, 487 deletions
diff --git a/src/vnet/CMakeLists.txt b/src/vnet/CMakeLists.txt
index 973a6c9434b..fb8d294009d 100644
--- a/src/vnet/CMakeLists.txt
+++ b/src/vnet/CMakeLists.txt
@@ -895,23 +895,6 @@ list(APPEND VNET_HEADERS
)
##############################################################################
-# lawful intercept
-##############################################################################
-
-list(APPEND VNET_SOURCES
- lawful-intercept/lawful_intercept.c
- lawful-intercept/node.c
-)
-
-list(APPEND VNET_MULTIARCH_SOURCES
- lawful-intercept/node.c
-)
-
-list(APPEND VNET_HEADERS
- lawful-intercept/lawful_intercept.h
-)
-
-##############################################################################
# SPAN (port mirroring)
##############################################################################
diff --git a/src/vnet/classify/vnet_classify.c b/src/vnet/classify/vnet_classify.c
index fc694492f4e..77c1c81f9c4 100644
--- a/src/vnet/classify/vnet_classify.c
+++ b/src/vnet/classify/vnet_classify.c
@@ -1331,12 +1331,11 @@ unformat_classify_mask (unformat_input_t * input, va_list * args)
return 0;
}
-#define foreach_l2_input_next \
-_(drop, DROP) \
-_(ethernet, ETHERNET_INPUT) \
-_(ip4, IP4_INPUT) \
-_(ip6, IP6_INPUT) \
-_(li, LI)
+#define foreach_l2_input_next \
+ _ (drop, DROP) \
+ _ (ethernet, ETHERNET_INPUT) \
+ _ (ip4, IP4_INPUT) \
+ _ (ip6, IP6_INPUT)
uword
unformat_l2_input_next_index (unformat_input_t * input, va_list * args)
diff --git a/src/vnet/l2/l2_classify.h b/src/vnet/l2/l2_classify.h
index 68a2bb98e64..3c86fb5ca86 100644
--- a/src/vnet/l2/l2_classify.h
+++ b/src/vnet/l2/l2_classify.h
@@ -39,7 +39,6 @@ typedef enum
L2_INPUT_CLASSIFY_NEXT_ETHERNET_INPUT,
L2_INPUT_CLASSIFY_NEXT_IP4_INPUT,
L2_INPUT_CLASSIFY_NEXT_IP6_INPUT,
- L2_INPUT_CLASSIFY_NEXT_LI,
L2_INPUT_CLASSIFY_N_NEXT,
} l2_input_classify_next_t;
diff --git a/src/vnet/l2/l2_input_classify.c b/src/vnet/l2/l2_input_classify.c
index 248158310a1..cc031bd46a5 100644
--- a/src/vnet/l2/l2_input_classify.c
+++ b/src/vnet/l2/l2_input_classify.c
@@ -461,7 +461,6 @@ VLIB_REGISTER_NODE (l2_input_classify_node) = {
[L2_INPUT_CLASSIFY_NEXT_ETHERNET_INPUT] = "ethernet-input-not-l2",
[L2_INPUT_CLASSIFY_NEXT_IP4_INPUT] = "ip4-input",
[L2_INPUT_CLASSIFY_NEXT_IP6_INPUT] = "ip6-input",
- [L2_INPUT_CLASSIFY_NEXT_LI] = "li-hit",
},
};
diff --git a/src/vnet/lawful-intercept/lawful_intercept.c b/src/vnet/lawful-intercept/lawful_intercept.c
deleted file mode 100644
index 61b1a6165f4..00000000000
--- a/src/vnet/lawful-intercept/lawful_intercept.c
+++ /dev/null
@@ -1,122 +0,0 @@
-/*
- * Copyright (c) 2015 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/lawful-intercept/lawful_intercept.h>
-
-li_main_t li_main;
-
-static clib_error_t *
-set_li_command_fn (vlib_main_t * vm,
- unformat_input_t * input, vlib_cli_command_t * cmd)
-{
- li_main_t *lm = &li_main;
- ip4_address_t collector;
- u8 collector_set = 0;
- ip4_address_t src;
- u8 src_set = 0;
- u32 tmp;
- u16 udp_port = 0;
- u8 is_add = 1;
- int i;
-
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat (input, "collector %U", unformat_ip4_address, &collector))
- collector_set = 1;
- if (unformat (input, "src %U", unformat_ip4_address, &src))
- src_set = 1;
- else if (unformat (input, "udp-port %d", &tmp))
- udp_port = tmp;
- else if (unformat (input, "del"))
- is_add = 0;
- else
- break;
- }
-
- if (collector_set == 0)
- return clib_error_return (0, "collector must be set...");
- if (src_set == 0)
- return clib_error_return (0, "src must be set...");
- if (udp_port == 0)
- return clib_error_return (0, "udp-port must be set...");
-
- if (is_add == 1)
- {
- for (i = 0; i < vec_len (lm->collectors); i++)
- {
- if (lm->collectors[i].as_u32 == collector.as_u32)
- {
- if (lm->ports[i] == udp_port)
- return clib_error_return (
- 0, "collector %U:%d already configured", format_ip4_address,
- &collector, udp_port);
- else
- return clib_error_return (
- 0, "collector %U already configured with port %d",
- format_ip4_address, &collector, (int) (lm->ports[i]));
- }
- }
- vec_add1 (lm->collectors, collector);
- vec_add1 (lm->ports, udp_port);
- vec_add1 (lm->src_addrs, src);
- return 0;
- }
- else
- {
- for (i = 0; i < vec_len (lm->collectors); i++)
- {
- if ((lm->collectors[i].as_u32 == collector.as_u32)
- && lm->ports[i] == udp_port)
- {
- vec_delete (lm->collectors, 1, i);
- vec_delete (lm->ports, 1, i);
- vec_delete (lm->src_addrs, 1, i);
- return 0;
- }
- }
- return clib_error_return (0, "collector %U:%d not configured",
- &collector, udp_port);
- }
- return 0;
-}
-
-VLIB_CLI_COMMAND (set_li_command, static) = {
- .path = "set li",
- .short_help =
- "set li src <ip4-address> collector <ip4-address> udp-port <nnnn>",
- .function = set_li_command_fn,
-};
-
-static clib_error_t *
-li_init (vlib_main_t * vm)
-{
- li_main_t *lm = &li_main;
-
- lm->vlib_main = vm;
- lm->vnet_main = vnet_get_main ();
- lm->hit_node_index = li_hit_node.index;
- return 0;
-}
-
-VLIB_INIT_FUNCTION (li_init);
-
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/lawful-intercept/lawful_intercept.h b/src/vnet/lawful-intercept/lawful_intercept.h
deleted file mode 100644
index ba74204fb9e..00000000000
--- a/src/vnet/lawful-intercept/lawful_intercept.h
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * Copyright (c) 2015 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 __lawful_intercept_h__
-#define __lawful_intercept_h__
-
-#include <vnet/vnet.h>
-#include <vnet/ip/ip.h>
-
-typedef struct
-{
- /* LI collector info */
- ip4_address_t *src_addrs;
- ip4_address_t *collectors;
- u16 *ports;
-
- /* Hit node index */
- u32 hit_node_index;
-
- /* convenience */
- vlib_main_t *vlib_main;
- vnet_main_t *vnet_main;
-} li_main_t;
-
-extern li_main_t li_main;
-
-typedef CLIB_PACKED(struct {
- ip4_header_t ip4;
- udp_header_t udp;
-}) ip4_udp_header_t;
-
-extern vlib_node_registration_t li_hit_node;
-
-#endif /* __lawful_intercept_h__ */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/lawful-intercept/node.c b/src/vnet/lawful-intercept/node.c
deleted file mode 100644
index 86f135b9ea1..00000000000
--- a/src/vnet/lawful-intercept/node.c
+++ /dev/null
@@ -1,286 +0,0 @@
-/*
- * Copyright (c) 2015 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 <vlib/vlib.h>
-#include <vnet/vnet.h>
-#include <vppinfra/error.h>
-
-#include <vnet/lawful-intercept/lawful_intercept.h>
-
-#include <vppinfra/error.h>
-#include <vppinfra/elog.h>
-
-extern vlib_node_registration_t li_hit_node;
-
-typedef struct
-{
- u32 next_index;
-} li_hit_trace_t;
-
-/* packet trace format function */
-static u8 *
-format_li_hit_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 *);
- li_hit_trace_t *t = va_arg (*args, li_hit_trace_t *);
-
- s = format (s, "LI_HIT: next index %d", t->next_index);
-
- return s;
-}
-
-#define foreach_li_hit_error \
-_(HITS, "LI packets processed") \
-_(NO_COLLECTOR, "No collector configured") \
-_(BUFFER_ALLOCATION_FAILURE, "Buffer allocation failure")
-
-typedef enum
-{
-#define _(sym,str) LI_HIT_ERROR_##sym,
- foreach_li_hit_error
-#undef _
- LI_HIT_N_ERROR,
-} li_hit_error_t;
-
-static char *li_hit_error_strings[] = {
-#define _(sym,string) string,
- foreach_li_hit_error
-#undef _
-};
-
-typedef enum
-{
- LI_HIT_NEXT_ETHERNET,
- LI_HIT_N_NEXT,
-} li_hit_next_t;
-
-VLIB_NODE_FN (li_hit_node) (vlib_main_t * vm,
- vlib_node_runtime_t * node, vlib_frame_t * frame)
-{
- u32 n_left_from, *from, *to_next;
- li_hit_next_t next_index;
- vlib_frame_t *int_frame = 0;
- u32 *to_int_next = 0;
- li_main_t *lm = &li_main;
-
- from = vlib_frame_vector_args (frame);
- n_left_from = frame->n_vectors;
- next_index = node->cached_next_index;
-
- if (PREDICT_FALSE (vec_len (lm->collectors) == 0))
- {
- vlib_node_increment_counter (vm, li_hit_node.index,
- LI_HIT_ERROR_NO_COLLECTOR, n_left_from);
- }
- else
- {
- /* The intercept frame... */
- int_frame = vlib_get_frame_to_node (vm, ip4_lookup_node.index);
- to_int_next = vlib_frame_vector_args (int_frame);
- }
-
- while (n_left_from > 0)
- {
- u32 n_left_to_next;
-
- vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
-
-#if 0
- while (n_left_from >= 4 && n_left_to_next >= 2)
- {
- u32 next0 = LI_HIT_NEXT_INTERFACE_OUTPUT;
- u32 next1 = LI_HIT_NEXT_INTERFACE_OUTPUT;
- u32 sw_if_index0, sw_if_index1;
- u8 tmp0[6], tmp1[6];
- ethernet_header_t *en0, *en1;
- u32 bi0, bi1;
- vlib_buffer_t *b0, *b1;
-
- /* Prefetch next iteration. */
- {
- vlib_buffer_t *p2, *p3;
-
- p2 = vlib_get_buffer (vm, from[2]);
- p3 = vlib_get_buffer (vm, from[3]);
-
- vlib_prefetch_buffer_header (p2, LOAD);
- vlib_prefetch_buffer_header (p3, LOAD);
-
- clib_prefetch_store (p2->data);
- clib_prefetch_store (p3->data);
- }
-
- /* speculatively enqueue b0 and b1 to the current next frame */
- to_next[0] = bi0 = from[0];
- to_next[1] = bi1 = from[1];
- from += 2;
- to_next += 2;
- n_left_from -= 2;
- n_left_to_next -= 2;
-
- b0 = vlib_get_buffer (vm, bi0);
- b1 = vlib_get_buffer (vm, bi1);
-
- /* $$$$$ Dual loop: process 2 x packets here $$$$$ */
- ASSERT (b0->current_data == 0);
- ASSERT (b1->current_data == 0);
-
- en0 = vlib_buffer_get_current (b0);
- en1 = vlib_buffer_get_current (b1);
-
- sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX];
- sw_if_index1 = vnet_buffer (b1)->sw_if_index[VLIB_RX];
-
- /* Send pkt back out the RX interface */
- vnet_buffer (b0)->sw_if_index[VLIB_TX] = sw_if_index0;
- vnet_buffer (b1)->sw_if_index[VLIB_TX] = sw_if_index1;
-
- /* $$$$$ End of processing 2 x packets $$$$$ */
-
- if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE)))
- {
- if (b0->flags & VLIB_BUFFER_IS_TRACED)
- {
- li_hit_trace_t *t =
- vlib_add_trace (vm, node, b0, sizeof (*t));
- t->sw_if_index = sw_if_index0;
- t->next_index = next0;
- }
- if (b1->flags & VLIB_BUFFER_IS_TRACED)
- {
- li_hit_trace_t *t =
- vlib_add_trace (vm, node, b1, sizeof (*t));
- t->sw_if_index = sw_if_index1;
- t->next_index = next1;
- }
- }
-
- /* verify speculative enqueues, maybe switch current next frame */
- vlib_validate_buffer_enqueue_x2 (vm, node, next_index,
- to_next, n_left_to_next,
- bi0, bi1, next0, next1);
- }
-#endif /* $$$ dual-loop off */
-
- while (n_left_from > 0 && n_left_to_next > 0)
- {
- u32 bi0;
- vlib_buffer_t *b0;
- vlib_buffer_t *c0;
- ip4_udp_header_t *iu0;
- ip4_header_t *ip0;
- udp_header_t *udp0;
- u32 next0 = LI_HIT_NEXT_ETHERNET;
-
- /* 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);
- if (PREDICT_TRUE (to_int_next != 0))
- {
- /* Make an intercept copy. This can fail. */
- c0 = vlib_buffer_copy (vm, b0);
-
- if (PREDICT_FALSE (c0 == 0))
- {
- vlib_node_increment_counter
- (vm, node->node_index,
- LI_HIT_ERROR_BUFFER_ALLOCATION_FAILURE, 1);
- goto skip;
- }
-
- vlib_buffer_advance (c0, -sizeof (*iu0));
-
- iu0 = vlib_buffer_get_current (c0);
- ip0 = &iu0->ip4;
-
- ip0->ip_version_and_header_length = 0x45;
- ip0->ttl = 254;
- ip0->protocol = IP_PROTOCOL_UDP;
-
- ip0->src_address.as_u32 = lm->src_addrs[0].as_u32;
- ip0->dst_address.as_u32 = lm->collectors[0].as_u32;
- ip0->length = vlib_buffer_length_in_chain (vm, c0);
- ip0->checksum = ip4_header_checksum (ip0);
-
- udp0 = &iu0->udp;
- udp0->src_port = udp0->dst_port =
- clib_host_to_net_u16 (lm->ports[0]);
- udp0->checksum = 0;
- udp0->length =
- clib_net_to_host_u16 (vlib_buffer_length_in_chain (vm, b0));
-
- to_int_next[0] = vlib_get_buffer_index (vm, c0);
- to_int_next++;
- }
-
- skip:
- if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE)
- && (b0->flags & VLIB_BUFFER_IS_TRACED)))
- {
- li_hit_trace_t *t = vlib_add_trace (vm, node, b0, sizeof (*t));
- t->next_index = next0;
- }
-
- /* 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);
- }
-
- if (int_frame)
- {
- int_frame->n_vectors = frame->n_vectors;
- vlib_put_frame_to_node (vm, ip4_lookup_node.index, int_frame);
- }
-
- vlib_node_increment_counter (vm, li_hit_node.index,
- LI_HIT_ERROR_HITS, frame->n_vectors);
- return frame->n_vectors;
-}
-
-VLIB_REGISTER_NODE (li_hit_node) = {
- .name = "li-hit",
- .vector_size = sizeof (u32),
- .format_trace = format_li_hit_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_errors = ARRAY_LEN(li_hit_error_strings),
- .error_strings = li_hit_error_strings,
-
- .n_next_nodes = LI_HIT_N_NEXT,
-
- /* edit / add dispositions here */
- .next_nodes = {
- [LI_HIT_NEXT_ETHERNET] = "ethernet-input-not-l2",
- },
-};
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */