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authorBenoît Ganne <bganne@cisco.com>2021-01-18 19:25:38 +0100
committerNeale Ranns <neale@graphiant.com>2021-01-20 13:53:33 +0000
commit2699fe2ba8fcad06ce04715049e9a55587f02f1f (patch)
tree58686ffffd4ffc25f6262ef0ca586b3c16088ed7 /test/vpp_sub_interface.py
parent58a1915b501845c47676d529ff3b5840a876e39d (diff)
ip: add IPv6 ping test for link-layer address
Type: improvement Change-Id: I9f60e29462c7cb193a8594b7de06418b40573103 Signed-off-by: Benoît Ganne <bganne@cisco.com>
Diffstat (limited to 'test/vpp_sub_interface.py')
-rw-r--r--test/vpp_sub_interface.py14
1 files changed, 7 insertions, 7 deletions
diff --git a/test/vpp_sub_interface.py b/test/vpp_sub_interface.py
index 989769f09fb..21560cb99d0 100644
--- a/test/vpp_sub_interface.py
+++ b/test/vpp_sub_interface.py
@@ -58,7 +58,7 @@ class VppSubInterface(VppPGInterface, metaclass=abc.ABCMeta):
pass
@abc.abstractmethod
- def create_ndp_req(self):
+ def create_ndp_req(self, addr=None):
pass
def resolve_arp(self):
@@ -154,8 +154,8 @@ class VppDot1QSubint(VppSubInterface):
packet = VppPGInterface.create_arp_req(self)
return self.add_dot1_layer(packet)
- def create_ndp_req(self):
- packet = VppPGInterface.create_ndp_req(self)
+ def create_ndp_req(self, addr=None):
+ packet = VppPGInterface.create_ndp_req(self, addr)
return self.add_dot1_layer(packet)
# called before sending packet
@@ -196,8 +196,8 @@ class VppDot1ADSubint(VppSubInterface):
packet = VppPGInterface.create_arp_req(self)
return self.add_dot1_layer(packet)
- def create_ndp_req(self):
- packet = VppPGInterface.create_ndp_req(self)
+ def create_ndp_req(self, addr=None):
+ packet = VppPGInterface.create_ndp_req(self, addr)
return self.add_dot1_layer(packet)
def add_dot1_layer(self, packet):
@@ -228,6 +228,6 @@ class VppP2PSubint(VppSubInterface):
packet = VppPGInterface.create_arp_req(self)
return packet
- def create_ndp_req(self):
- packet = VppPGInterface.create_ndp_req(self)
+ def create_ndp_req(self, addr=None):
+ packet = VppPGInterface.create_ndp_req(self, addr)
return packet
'#n229'>229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 
/*
 * Copyright (c) 2017 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.
 */
/**
 * @file
 * @brief NAT64 DB
 */
#ifndef __included_nat64_db_h__
#define __included_nat64_db_h__

#include <vppinfra/bihash_24_8.h>
#include <vppinfra/bihash_48_8.h>
#include <nat/nat.h>


typedef struct
{
  union
  {
    struct
    {
      ip46_address_t addr;
      u32 fib_index;
      u16 port;
      u8 proto;
      u8 rsvd;
    };
    u64 as_u64[3];
  };
} nat64_db_bib_entry_key_t;

/* *INDENT-OFF* */
typedef CLIB_PACKED(struct
{
  ip6_address_t in_addr;
  u16 in_port;
  ip4_address_t out_addr;
  u16 out_port;
  u32 fib_index;
  u32 ses_num;
  u8 proto;
  u8 is_static;
}) nat64_db_bib_entry_t;
/* *INDENT-ON* */

typedef struct
{
  /* BIBs */
/* *INDENT-OFF* */
#define _(N, i, n, s) \
  nat64_db_bib_entry_t *_##n##_bib;
  foreach_snat_protocol
#undef _
/* *INDENT-ON* */
  nat64_db_bib_entry_t *_unk_proto_bib;

  /* BIB lookup */
  clib_bihash_24_8_t in2out;
  clib_bihash_24_8_t out2in;
} nat64_db_bib_t;

typedef struct
{
  union
  {
    struct
    {
      ip46_address_t l_addr;
      ip46_address_t r_addr;
      u32 fib_index;
      u16 l_port;
      u16 r_port;
      u8 proto;
      u8 rsvd[7];
    };
    u64 as_u64[6];
  };
} nat64_db_st_entry_key_t;

/* *INDENT-OFF* */
typedef CLIB_PACKED(struct
{
  ip6_address_t in_r_addr;
  ip4_address_t out_r_addr;
  u16 r_port;
  u32 bibe_index;
  u32 expire;
  u8 proto;
  u8 tcp_state;
}) nat64_db_st_entry_t;
/* *INDENT-ON* */

typedef struct
{
  /* session tables */
/* *INDENT-OFF* */
#define _(N, i, n, s) \
  nat64_db_st_entry_t *_##n##_st;
  foreach_snat_protocol
#undef _
/* *INDENT-ON* */
  nat64_db_st_entry_t *_unk_proto_st;

  /* session lookup */
  clib_bihash_48_8_t in2out;
  clib_bihash_48_8_t out2in;
} nat64_db_st_t;

typedef struct
{
  nat64_db_bib_t bib;
  nat64_db_st_t st;
} nat64_db_t;

/**
 * @brief Initialize NAT64 DB.
 *
 * @param db NAT64 DB.
 *
 * @returns 0 on success, non-zero value otherwise.
 */
int nat64_db_init (nat64_db_t * db);

/**
 * @brief Create new NAT64 BIB entry.
 *
 * @param db NAT64 DB.
 * @param in_addr Inside IPv6 address.
 * @param out_addr Outside IPv4 address.
 * @param in_port Inside port number.
 * @param out_port Outside port number.
 * @param fib_index FIB index.
 * @param proto L4 protocol.
 * @param is_static 1 if static, 0 if dynamic.
 *
 * @returns BIB entry on success, 0 otherwise.
 */
nat64_db_bib_entry_t *nat64_db_bib_entry_create (nat64_db_t * db,
						 ip6_address_t * in_addr,
						 ip4_address_t * out_addr,
						 u16 in_port, u16 out_port,
						 u32 fib_index,
						 u8 proto, u8 is_static);

/**
 * @brief Free NAT64 BIB entry.
 *
 * @param db NAT64 DB.
 * @param bibe BIB entry.
 */
void nat64_db_bib_entry_free (nat64_db_t * db, nat64_db_bib_entry_t * bibe);

/**
 * @brief Call back function when walking NAT64 BIB, non-zero
 * return value stop walk.
 */
typedef int (*nat64_db_bib_walk_fn_t) (nat64_db_bib_entry_t * bibe,
				       void *ctx);
/**
 * @brief Walk NAT64 BIB.
 *
 * @param db NAT64 DB.
 * @param proto BIB L4 protocol:
 *  - 255 all BIBs
 *  - 6 TCP BIB
 *  - 17 UDP BIB
 *  - 1/58 ICMP BIB
 *  - otherwise "unknown" protocol BIB
 * @param fn The function to invoke on each entry visited.
 * @param ctx A context passed in the visit function.
 */
void nat64_db_bib_walk (nat64_db_t * db, u8 proto,
			nat64_db_bib_walk_fn_t fn, void *ctx);

/**
 * @brief Find NAT64 BIB entry.
 *
 * @param db NAT64 DB.
 * @param addr IP address.
 * @param port Port number.
 * @param proto L4 protocol.
 * @param fib_index FIB index.
 * @param is_ip6 1 if find by IPv6 (inside) address, 0 by IPv4 (outside).
 *
 * @return BIB entry if found.
 */
nat64_db_bib_entry_t *nat64_db_bib_entry_find (nat64_db_t * db,
					       ip46_address_t * addr,
					       u16 port,
					       u8 proto,
					       u32 fib_index, u8 is_ip6);

/**
 * @brief Get BIB entry by index and protocol.
 *
 * @param db NAT64 DB.
 * @param proto L4 protocol.
 * @param bibe_index BIB entry index.
 *
 * @return BIB entry if found.
 */
nat64_db_bib_entry_t *nat64_db_bib_entry_by_index (nat64_db_t * db,
						   u8 proto, u32 bibe_index);
/**
 * @brief Create new NAT64 session table entry.
 *
 * @param db NAT64 DB.
 * @param bibe Corresponding BIB entry.
 * @param in_r_addr Inside IPv6 address of the remote host.
 * @param out_r_addr Outside IPv4 address of the remote host.
 * @param r_port Remote host port number.
 *
 * @returns BIB entry on success, 0 otherwise.
 */
nat64_db_st_entry_t *nat64_db_st_entry_create (nat64_db_t * db,
					       nat64_db_bib_entry_t * bibe,
					       ip6_address_t * in_r_addr,
					       ip4_address_t * out_r_addr,
					       u16 r_port);

/**
 * @brief Free NAT64 session table entry.
 *
 * @param db NAT64 DB.
 * @param ste Session table entry.
 */
void nat64_db_st_entry_free (nat64_db_t * db, nat64_db_st_entry_t * ste);

/**
 * @brief Find NAT64 session table entry.
 *
 * @param db NAT64 DB.
 * @param l_addr Local host address.
 * @param r_addr Remote host address.
 * @param l_port Local host port number.
 * @param r_port Remote host port number.
 * @param proto L4 protocol.
 * @param fib_index FIB index.
 * @param is_ip6 1 if find by IPv6 (inside) address, 0 by IPv4 (outside).
 *
 * @return BIB entry if found.
 */
nat64_db_st_entry_t *nat64_db_st_entry_find (nat64_db_t * db,
					     ip46_address_t * l_addr,
					     ip46_address_t * r_addr,
					     u16 l_port, u16 r_port,
					     u8 proto,
					     u32 fib_index, u8 is_ip6);

/**
 * @brief Call back function when walking NAT64 session table, non-zero
 * return value stop walk.
 */
typedef int (*nat64_db_st_walk_fn_t) (nat64_db_st_entry_t * ste, void *ctx);

/**
 * @brief Walk NAT64 session table.
 *
 * @param db NAT64 DB.
 * @param proto L4 protocol:
 *  - 255 all session tables
 *  - 6 TCP session table
 *  - 17 UDP session table
 *  - 1/58 ICMP session table
 *  - otherwise "unknown" protocol session table
 * @param fn The function to invoke on each entry visited.
 * @param ctx A context passed in the visit function.
 */
void nat64_db_st_walk (nat64_db_t * db, u8 proto,
		       nat64_db_st_walk_fn_t fn, void *ctx);

/**
 * @brief Free expired session entries in session tables.
 *
 * @param db NAT64 DB.
 * @param now Current time.
 */
void nad64_db_st_free_expired (nat64_db_t * db, u32 now);

/**
 * @brief Free sessions using specific outside address.
 *
 * @param db NAT64 DB.
 * @param out_addr Outside address to match.
 */
void nat64_db_free_out_addr (nat64_db_t * db, ip4_address_t * out_addr);

/*
 * @brief Get ST entry index.
 *
 * @param db NAT64 DB.
 * @param ste ST entry.
 *
 * @return ST entry index on success, ~0 otherwise.
 */
u32 nat64_db_st_entry_get_index (nat64_db_t * db, nat64_db_st_entry_t * ste);

/**
 * @brief Get ST entry by index and protocol.
 *
 * @param db NAT64 DB.
 * @param proto L4 protocol.
 * @param bibe_index ST entry index.
 *
 * @return BIB entry if found.
 */
nat64_db_st_entry_t *nat64_db_st_entry_by_index (nat64_db_t * db,
						 u8 proto, u32 ste_index);
#endif /* __included_nat64_db_h__ */

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