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authorKlement Sekera <ksekera@cisco.com>2019-05-16 14:34:55 +0200
committerNeale Ranns <nranns@cisco.com>2019-05-29 09:15:53 +0000
commit6aa58b732bcff8060f287472c3d3c08137fabca9 (patch)
treeb94066548b4d7d3f4869981d00ea94ac048e754f /test/test_ipsec_tun_if_esp.py
parent86387c37e452792ad35d7d46d2823fa393a7ca96 (diff)
make test: fix packet counter assert
Change-Id: Ic6e6ac0629bbf07f7dad1803a85aabfdccbc2035 Signed-off-by: Klement Sekera <ksekera@cisco.com>
Diffstat (limited to 'test/test_ipsec_tun_if_esp.py')
-rw-r--r--test/test_ipsec_tun_if_esp.py18
1 files changed, 13 insertions, 5 deletions
diff --git a/test/test_ipsec_tun_if_esp.py b/test/test_ipsec_tun_if_esp.py
index 8f1bd7cb14f..47b138fe486 100644
--- a/test/test_ipsec_tun_if_esp.py
+++ b/test/test_ipsec_tun_if_esp.py
@@ -64,19 +64,25 @@ class TemplateIpsec4TunIfEsp(TemplateIpsec):
class TestIpsec4TunIfEsp1(TemplateIpsec4TunIfEsp, IpsecTun4Tests):
""" Ipsec ESP - TUN tests """
- tun4_encrypt_node_name = "esp4-encrypt"
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
tun4_decrypt_node_name = "esp4-decrypt"
def test_tun_basic64(self):
""" ipsec 6o4 tunnel basic test """
+ self.tun4_encrypt_node_name = "esp6-encrypt-tun"
+
self.verify_tun_64(self.params[socket.AF_INET], count=1)
def test_tun_burst64(self):
""" ipsec 6o4 tunnel basic test """
+ self.tun4_encrypt_node_name = "esp6-encrypt-tun"
+
self.verify_tun_64(self.params[socket.AF_INET], count=257)
def test_tun_basic_frag44(self):
""" ipsec 4o4 tunnel frag basic test """
+ self.tun4_encrypt_node_name = "esp4-encrypt-tun"
+
p = self.ipv4_params
self.vapi.sw_interface_set_mtu(p.tun_if.sw_if_index,
@@ -130,15 +136,17 @@ class TemplateIpsec6TunIfEsp(TemplateIpsec):
class TestIpsec6TunIfEsp1(TemplateIpsec6TunIfEsp, IpsecTun6Tests):
""" Ipsec ESP - TUN tests """
- tun6_encrypt_node_name = "esp6-encrypt"
+ tun6_encrypt_node_name = "esp6-encrypt-tun"
tun6_decrypt_node_name = "esp6-decrypt"
def test_tun_basic46(self):
""" ipsec 4o6 tunnel basic test """
+ self.tun6_encrypt_node_name = "esp4-encrypt-tun"
self.verify_tun_46(self.params[socket.AF_INET6], count=1)
def test_tun_burst46(self):
""" ipsec 4o6 tunnel burst test """
+ self.tun6_encrypt_node_name = "esp4-encrypt-tun"
self.verify_tun_46(self.params[socket.AF_INET6], count=257)
@@ -146,7 +154,7 @@ class TestIpsec4MultiTunIfEsp(TemplateIpsec, IpsecTun4):
""" IPsec IPv4 Multi Tunnel interface """
encryption_type = ESP
- tun4_encrypt_node_name = "esp4-encrypt"
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
tun4_decrypt_node_name = "esp4-decrypt"
def setUp(self):
@@ -206,7 +214,7 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4):
""" IPsec IPv4 Tunnel interface all Algos """
encryption_type = ESP
- tun4_encrypt_node_name = "esp4-encrypt"
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
tun4_decrypt_node_name = "esp4-decrypt"
def config_network(self, p):
@@ -388,7 +396,7 @@ class TestIpsec6MultiTunIfEsp(TemplateIpsec, IpsecTun6):
""" IPsec IPv6 Multi Tunnel interface """
encryption_type = ESP
- tun6_encrypt_node_name = "esp6-encrypt"
+ tun6_encrypt_node_name = "esp6-encrypt-tun"
tun6_decrypt_node_name = "esp6-decrypt"
def setUp(self):
'#n290'>290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 
/*
 * 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.
 */
/*
 * hdlc_node.c: hdlc packet processing
 *
 * Copyright (c) 2010 Eliot Dresselhaus
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#include <vlib/vlib.h>
#include <vnet/pg/pg.h>
#include <vnet/hdlc/hdlc.h>
#include <vppinfra/sparse_vec.h>

#define foreach_hdlc_input_next			\
  _ (PUNT, "error-punt")			\
  _ (DROP, "error-drop")

typedef enum
{
#define _(s,n) HDLC_INPUT_NEXT_##s,
  foreach_hdlc_input_next
#undef _
    HDLC_INPUT_N_NEXT,
} hdlc_input_next_t;

typedef struct
{
  u8 packet_data[32];
} hdlc_input_trace_t;

static u8 *
format_hdlc_input_trace (u8 * s, va_list * va)
{
  CLIB_UNUSED (vlib_main_t * vm) = va_arg (*va, vlib_main_t *);
  CLIB_UNUSED (vlib_node_t * node) = va_arg (*va, vlib_node_t *);
  hdlc_input_trace_t *t = va_arg (*va, hdlc_input_trace_t *);

  s = format (s, "%U", format_hdlc_header, t->packet_data);

  return s;
}

typedef struct
{
  /* Sparse vector mapping hdlc protocol in network byte order
     to next index. */
  u16 *next_by_protocol;

  u32 *sparse_index_by_next_index;
} hdlc_input_runtime_t;

static uword
hdlc_input (vlib_main_t * vm,
	    vlib_node_runtime_t * node, vlib_frame_t * from_frame)
{
  hdlc_input_runtime_t *rt = (void *) node->runtime_data;
  u32 n_left_from, next_index, i_next, *from, *to_next;

  from = vlib_frame_vector_args (from_frame);
  n_left_from = from_frame->n_vectors;

  if (node->flags & VLIB_NODE_FLAG_TRACE)
    vlib_trace_frame_buffers_only (vm, node,
				   from,
				   n_left_from,
				   sizeof (from[0]),
				   sizeof (hdlc_input_trace_t));

  next_index = node->cached_next_index;
  i_next = vec_elt (rt->sparse_index_by_next_index, next_index);

  while (n_left_from > 0)
    {
      u32 n_left_to_next;

      vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);

      while (n_left_from >= 4 && n_left_to_next >= 2)
	{
	  u32 bi0, bi1;
	  vlib_buffer_t *b0, *b1;
	  hdlc_header_t *h0, *h1;
	  u32 i0, i1, len0, len1, protocol0, protocol1, enqueue_code;

	  /* Prefetch next iteration. */
	  {
	    vlib_buffer_t *b2, *b3;

	    b2 = vlib_get_buffer (vm, from[2]);
	    b3 = vlib_get_buffer (vm, from[3]);

	    vlib_prefetch_buffer_header (b2, LOAD);
	    vlib_prefetch_buffer_header (b3, LOAD);

	    CLIB_PREFETCH (b2->data, sizeof (h0[0]), LOAD);
	    CLIB_PREFETCH (b3->data, sizeof (h1[0]), LOAD);
	  }

	  bi0 = from[0];
	  bi1 = from[1];
	  to_next[0] = bi0;
	  to_next[1] = bi1;
	  from += 2;
	  to_next += 2;
	  n_left_to_next -= 2;
	  n_left_from -= 2;

	  b0 = vlib_get_buffer (vm, bi0);
	  b1 = vlib_get_buffer (vm, bi1);

	  h0 = vlib_buffer_get_current (b0);
	  h1 = vlib_buffer_get_current (b1);

	  protocol0 = h0->protocol;
	  protocol1 = h1->protocol;

	  /* Add padding bytes for OSI protocols. */
	  len0 = sizeof (h0[0]);
	  len1 = sizeof (h1[0]);

	  len0 += protocol0 == clib_host_to_net_u16 (HDLC_PROTOCOL_osi);
	  len1 += protocol1 == clib_host_to_net_u16 (HDLC_PROTOCOL_osi);

	  vlib_buffer_advance (b0, len0);
	  vlib_buffer_advance (b1, len1);

	  /* Index sparse array with network byte order. */
	  sparse_vec_index2 (rt->next_by_protocol, protocol0, protocol1, &i0,
			     &i1);

	  b0->error =
	    node->errors[i0 ==
			 SPARSE_VEC_INVALID_INDEX ?
			 HDLC_ERROR_UNKNOWN_PROTOCOL : HDLC_ERROR_NONE];
	  b1->error =
	    node->errors[i1 ==
			 SPARSE_VEC_INVALID_INDEX ?
			 HDLC_ERROR_UNKNOWN_PROTOCOL : HDLC_ERROR_NONE];

	  enqueue_code = (i0 != i_next) + 2 * (i1 != i_next);

	  if (PREDICT_FALSE (enqueue_code != 0))
	    {
	      switch (enqueue_code)
		{
		case 1:
		  /* A B A */
		  to_next[-2] = bi1;
		  to_next -= 1;
		  n_left_to_next += 1;
		  vlib_set_next_frame_buffer (vm, node,
					      vec_elt (rt->next_by_protocol,
						       i0), bi0);
		  break;

		case 2:
		  /* A A B */
		  to_next -= 1;
		  n_left_to_next += 1;
		  vlib_set_next_frame_buffer (vm, node,
					      vec_elt (rt->next_by_protocol,
						       i1), bi1);
		  break;

		case 3:
		  /* A B B or A B C */
		  to_next -= 2;
		  n_left_to_next += 2;
		  vlib_set_next_frame_buffer (vm, node,
					      vec_elt (rt->next_by_protocol,
						       i0), bi0);
		  vlib_set_next_frame_buffer (vm, node,
					      vec_elt (rt->next_by_protocol,
						       i1), bi1);
		  if (i0 == i1)
		    {
		      vlib_put_next_frame (vm, node, next_index,
					   n_left_to_next);
		      i_next = i1;
		      next_index = vec_elt (rt->next_by_protocol, i_next);
		      vlib_get_next_frame (vm, node, next_index, to_next,
					   n_left_to_next);
		    }
		}
	    }
	}

      while (n_left_from > 0 && n_left_to_next > 0)
	{
	  u32 bi0;
	  vlib_buffer_t *b0;
	  hdlc_header_t *h0;
	  u32 i0, len0, protocol0;

	  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 = vlib_buffer_get_current (b0);

	  protocol0 = h0->protocol;

	  /* Add padding bytes for OSI protocols. */
	  len0 = sizeof (h0[0]);
	  len0 += protocol0 == clib_host_to_net_u16 (HDLC_PROTOCOL_osi);

	  vlib_buffer_advance (b0, len0);

	  i0 = sparse_vec_index (rt->next_by_protocol, protocol0);

	  b0->error =
	    node->errors[i0 ==
			 SPARSE_VEC_INVALID_INDEX ?
			 HDLC_ERROR_UNKNOWN_PROTOCOL : HDLC_ERROR_NONE];

	  /* Sent packet to wrong next? */
	  if (PREDICT_FALSE (i0 != i_next))
	    {
	      /* Return old frame; remove incorrectly enqueued packet. */
	      vlib_put_next_frame (vm, node, next_index, n_left_to_next + 1);

	      /* Send to correct next. */
	      i_next = i0;
	      next_index = vec_elt (rt->next_by_protocol, i_next);
	      vlib_get_next_frame (vm, node, next_index,
				   to_next, n_left_to_next);

	      to_next[0] = bi0;
	      to_next += 1;
	      n_left_to_next -= 1;
	    }
	}

      vlib_put_next_frame (vm, node, next_index, n_left_to_next);
    }

  return from_frame->n_vectors;
}

static char *hdlc_error_strings[] = {
#define hdlc_error(n,s) s,
#include "error.def"
#undef hdlc_error
};

/* *INDENT-OFF* */
VLIB_REGISTER_NODE (hdlc_input_node) = {
  .function = hdlc_input,
  .name = "hdlc-input",
  /* Takes a vector of packets. */
  .vector_size = sizeof (u32),

  .runtime_data_bytes = sizeof (hdlc_input_runtime_t),

  .n_errors = HDLC_N_ERROR,
  .error_strings = hdlc_error_strings,

  .n_next_nodes = HDLC_INPUT_N_NEXT,
  .next_nodes = {
#define _(s,n) [HDLC_INPUT_NEXT_##s] = n,
    foreach_hdlc_input_next
#undef _
  },

  .format_buffer = format_hdlc_header_with_length,
  .format_trace = format_hdlc_input_trace,
  .unformat_buffer = unformat_hdlc_header,
};
/* *INDENT-ON* */

static clib_error_t *
hdlc_input_runtime_init (vlib_main_t * vm)
{
  hdlc_input_runtime_t *rt;
  rt = vlib_node_get_runtime_data (vm, hdlc_input_node.index);

  rt->next_by_protocol = sparse_vec_new
    ( /* elt bytes */ sizeof (rt->next_by_protocol[0]),
     /* bits in index */ BITS (((hdlc_header_t *) 0)->protocol));

  vec_validate (rt->sparse_index_by_next_index, HDLC_INPUT_NEXT_DROP);
  vec_validate (rt->sparse_index_by_next_index, HDLC_INPUT_NEXT_PUNT);
  rt->sparse_index_by_next_index[HDLC_INPUT_NEXT_DROP]
    = SPARSE_VEC_INVALID_INDEX;
  rt->sparse_index_by_next_index[HDLC_INPUT_NEXT_PUNT]
    = SPARSE_VEC_INVALID_INDEX;

  return 0;
}

static clib_error_t *
hdlc_input_init (vlib_main_t * vm)
{

  {
    clib_error_t *error = vlib_call_init_function (vm, hdlc_init);
    if (error)
      clib_error_report (error);
  }

  hdlc_setup_node (vm, hdlc_input_node.index);
  hdlc_input_runtime_init (vm);

  return 0;
}

VLIB_INIT_FUNCTION (hdlc_input_init);
VLIB_WORKER_INIT_FUNCTION (hdlc_input_runtime_init);

void
hdlc_register_input_protocol (vlib_main_t * vm,
			      hdlc_protocol_t protocol, u32 node_index)
{
  hdlc_main_t *em = &hdlc_main;
  hdlc_protocol_info_t *pi;
  hdlc_input_runtime_t *rt;
  u16 *n;
  u32 i;

  {
    clib_error_t *error = vlib_call_init_function (vm, hdlc_input_init);
    if (error)
      clib_error_report (error);
  }

  pi = hdlc_get_protocol_info (em, protocol);
  pi->node_index = node_index;
  pi->next_index = vlib_node_add_next (vm, hdlc_input_node.index, node_index);

  /* Setup hdlc protocol -> next index sparse vector mapping. */
  rt = vlib_node_get_runtime_data (vm, hdlc_input_node.index);
  n =
    sparse_vec_validate (rt->next_by_protocol,
			 clib_host_to_net_u16 (protocol));
  n[0] = pi->next_index;

  /* Rebuild next index -> sparse index inverse mapping when sparse vector
     is updated. */
  vec_validate (rt->sparse_index_by_next_index, pi->next_index);
  for (i = 1; i < vec_len (rt->next_by_protocol); i++)
    rt->sparse_index_by_next_index[rt->next_by_protocol[i]] = i;
}

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */