l2: add api test file

Type: improvement

Signed-off-by: Filip Tehlar <ftehlar@cisco.com>
Change-Id: Ie79a2deac03c04c0697e482a649ff151142126ed

2 files changed, 1419 insertions, 0 deletions

diff --git a/src/vnet/CMakeLists.txt b/src/vnet/CMakeLists.txt
index 14b1e4cab5e..e463f2cae75 100644
--- a/src/vnet/CMakeLists.txt
+++ b/src/vnet/CMakeLists.txt
@@ -1528,6 +1528,7 @@ add_vat_test_library(vnet
   ip6-nd/ip6_nd_test.c
   srmpls/sr_mpls_test.c
   session/session_test.c
+  l2/l2_test.c
 )
 
 ##############################################################################
diff --git a/src/vnet/l2/l2_test.c b/src/vnet/l2/l2_test.c
new file mode 100644
index 00000000000..ba8802da1b6
--- /dev/null
+++ b/src/vnet/l2/l2_test.c
@@ -0,0 +1,1418 @@
+/* SPDX-License-Identifier: Apache-2.0
+ * Copyright(c) 2021 Cisco Systems, Inc.
+ */
+
+#include <vat/vat.h>
+#include <vlibapi/api.h>
+#include <vlibmemory/api.h>
+#include <vppinfra/error.h>
+#include <vpp/api/types.h>
+#include <inttypes.h>
+
+#include <vnet/l2/l2_classify.h>
+#include <vnet/l2/l2_vtr.h>
+#include <vnet/ip/ip_types_api.h>
+
+#define __plugin_msg_base l2_test_main.msg_id_base
+#include <vlibapi/vat_helper_macros.h>
+
+#include <vlibmemory/vlib.api_enum.h>
+#include <vlibmemory/vlib.api_types.h>
+
+/* Declare message IDs */
+#include <vnet/format_fns.h>
+#include <vnet/l2/l2.api_enum.h>
+#include <vnet/l2/l2.api_types.h>
+
+#define vl_endianfun /* define message structures */
+#include <vnet/l2/l2.api.h>
+#undef vl_endianfun
+
+typedef struct
+{
+  /* API message ID base */
+  u16 msg_id_base;
+  u32 ping_id;
+  vat_main_t *vat_main;
+} l2_test_main_t;
+
+static l2_test_main_t l2_test_main;
+
+static void
+vl_api_l2_fib_table_details_t_handler (vl_api_l2_fib_table_details_t *mp)
+{
+  vat_main_t *vam = l2_test_main.vat_main;
+
+  fformat (
+    vam->ofp, "%3" PRIu32 "    %U    %3" PRIu32 "       %d       %d     %d",
+    ntohl (mp->bd_id), format_ethernet_address, mp->mac,
+    ntohl (mp->sw_if_index), mp->static_mac, mp->filter_mac, mp->bvi_mac);
+}
+
+static int
+api_l2_fib_table_dump (vat_main_t *vam)
+{
+  unformat_input_t *i = vam->input;
+  vl_api_l2_fib_table_dump_t *mp;
+  vl_api_control_ping_t *mp_ping;
+  u32 bd_id;
+  u8 bd_id_set = 0;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "bd_id %d", &bd_id))
+	bd_id_set = 1;
+      else
+	break;
+    }
+
+  if (bd_id_set == 0)
+    {
+      errmsg ("missing bridge domain");
+      return -99;
+    }
+
+  fformat (vam->ofp, "BD-ID     Mac Address      sw-ndx  Static  Filter  BVI");
+
+  /* Get list of l2 fib entries */
+  M (L2_FIB_TABLE_DUMP, mp);
+
+  mp->bd_id = ntohl (bd_id);
+  S (mp);
+
+  /* Use a control ping for synchronization */
+  PING (&l2_test_main, mp_ping);
+  S (mp_ping);
+
+  W (ret);
+  return ret;
+}
+
+static void
+vl_api_l2_xconnect_details_t_handler (vl_api_l2_xconnect_details_t *mp)
+{
+  vat_main_t *vam = l2_test_main.vat_main;
+  fformat (vam->ofp, "%15d%15d", ntohl (mp->rx_sw_if_index),
+	   ntohl (mp->tx_sw_if_index));
+}
+
+static int
+api_l2_xconnect_dump (vat_main_t *vam)
+{
+  vl_api_l2_xconnect_dump_t *mp;
+  vl_api_control_ping_t *mp_ping;
+  int ret;
+
+  if (!vam->json_output)
+    {
+      print (vam->ofp, "%15s%15s", "rx_sw_if_index", "tx_sw_if_index");
+    }
+
+  M (L2_XCONNECT_DUMP, mp);
+
+  S (mp);
+
+  /* Use a control ping for synchronization */
+  PING (&l2_test_main, mp_ping);
+  S (mp_ping);
+
+  W (ret);
+  return ret;
+}
+
+static int
+api_want_l2_arp_term_events (vat_main_t *vam)
+{
+  return -1;
+}
+
+static int
+api_want_l2_macs_events (vat_main_t *vam)
+{
+  unformat_input_t *line_input = vam->input;
+  vl_api_want_l2_macs_events_t *mp;
+  u8 enable_disable = 1;
+  u32 scan_delay = 0;
+  u32 max_macs_in_event = 0;
+  u32 learn_limit = 0;
+  int ret;
+
+  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (line_input, "learn-limit %d", &learn_limit))
+	;
+      else if (unformat (line_input, "scan-delay %d", &scan_delay))
+	;
+      else if (unformat (line_input, "max-entries %d", &max_macs_in_event))
+	;
+      else if (unformat (line_input, "disable"))
+	enable_disable = 0;
+      else
+	break;
+    }
+
+  M (WANT_L2_MACS_EVENTS, mp);
+  mp->enable_disable = enable_disable;
+  mp->pid = htonl (getpid ());
+  mp->learn_limit = htonl (learn_limit);
+  mp->scan_delay = (u8) scan_delay;
+  mp->max_macs_in_event = (u8) (max_macs_in_event / 10);
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static int
+api_l2fib_flush_all (vat_main_t *vam)
+{
+  return -1;
+}
+
+static void
+increment_mac_address (u8 *mac)
+{
+  u64 tmp = *((u64 *) mac);
+  tmp = clib_net_to_host_u64 (tmp);
+  tmp += 1 << 16; /* skip unused (least significant) octets */
+  tmp = clib_host_to_net_u64 (tmp);
+
+  clib_memcpy (mac, &tmp, 6);
+}
+
+static int
+api_l2fib_add_del (vat_main_t *vam)
+{
+  vnet_main_t *vnm = vnet_get_main ();
+  unformat_input_t *i = vam->input;
+  vl_api_l2fib_add_del_t *mp;
+  f64 timeout;
+  u8 mac[6] = { 0 };
+  u8 mac_set = 0;
+  u32 bd_id;
+  u8 bd_id_set = 0;
+  u32 sw_if_index = 0;
+  u8 sw_if_index_set = 0;
+  u8 is_add = 1;
+  u8 static_mac = 0;
+  u8 filter_mac = 0;
+  u8 bvi_mac = 0;
+  int count = 1;
+  f64 before = 0;
+  int j;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "mac %U", unformat_ethernet_address, mac))
+	mac_set = 1;
+      else if (unformat (i, "bd_id %d", &bd_id))
+	bd_id_set = 1;
+      else if (unformat (i, "sw_if_index %d", &sw_if_index))
+	sw_if_index_set = 1;
+      else if (unformat (i, "sw_if"))
+	{
+	  if (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+	    {
+	      if (unformat (i, "%U", unformat_vnet_sw_interface, vnm,
+			    &sw_if_index))
+		sw_if_index_set = 1;
+	    }
+	  else
+	    break;
+	}
+      else if (unformat (i, "static"))
+	static_mac = 1;
+      else if (unformat (i, "filter"))
+	{
+	  filter_mac = 1;
+	  static_mac = 1;
+	}
+      else if (unformat (i, "bvi"))
+	{
+	  bvi_mac = 1;
+	  static_mac = 1;
+	}
+      else if (unformat (i, "del"))
+	is_add = 0;
+      else if (unformat (i, "count %d", &count))
+	;
+      else
+	break;
+    }
+
+  if (mac_set == 0)
+    {
+      errmsg ("missing mac address");
+      return -99;
+    }
+
+  if (bd_id_set == 0)
+    {
+      errmsg ("missing bridge domain");
+      return -99;
+    }
+
+  if (is_add && sw_if_index_set == 0 && filter_mac == 0)
+    {
+      errmsg ("missing interface name or sw_if_index");
+      return -99;
+    }
+
+  if (count > 1)
+    {
+      /* Turn on async mode */
+      vam->async_mode = 1;
+      vam->async_errors = 0;
+      before = vat_time_now (vam);
+    }
+
+  for (j = 0; j < count; j++)
+    {
+      M (L2FIB_ADD_DEL, mp);
+
+      clib_memcpy (mp->mac, mac, 6);
+      mp->bd_id = ntohl (bd_id);
+      mp->is_add = is_add;
+      mp->sw_if_index = ntohl (sw_if_index);
+
+      if (is_add)
+	{
+	  mp->static_mac = static_mac;
+	  mp->filter_mac = filter_mac;
+	  mp->bvi_mac = bvi_mac;
+	}
+      increment_mac_address (mac);
+      /* send it... */
+      S (mp);
+    }
+
+  if (count > 1)
+    {
+      vl_api_control_ping_t *mp_ping;
+      f64 after;
+
+      /* Shut off async mode */
+      vam->async_mode = 0;
+
+      PING (&l2_test_main, mp_ping);
+      S (mp_ping);
+
+      timeout = vat_time_now (vam) + 1.0;
+      while (vat_time_now (vam) < timeout)
+	if (vam->result_ready == 1)
+	  goto out;
+      vam->retval = -99;
+
+    out:
+      if (vam->retval == -99)
+	errmsg ("timeout");
+
+      if (vam->async_errors > 0)
+	{
+	  errmsg ("%d asynchronous errors", vam->async_errors);
+	  vam->retval = -98;
+	}
+      vam->async_errors = 0;
+      after = vat_time_now (vam);
+
+      print (vam->ofp, "%d routes in %.6f secs, %.2f routes/sec", count,
+	     after - before, count / (after - before));
+    }
+  else
+    {
+      int ret;
+
+      /* Wait for a reply... */
+      W (ret);
+      return ret;
+    }
+  /* Return the good/bad news */
+  return (vam->retval);
+}
+
+static int
+api_l2fib_flush_int (vat_main_t *vam)
+{
+  vnet_main_t *vnm = vnet_get_main ();
+  unformat_input_t *i = vam->input;
+  vl_api_l2fib_flush_int_t *mp;
+  u32 sw_if_index = ~0;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "sw_if_index %d", &sw_if_index))
+	;
+      else if (unformat (i, "%U", unformat_vnet_sw_interface, vnm,
+			 &sw_if_index))
+	;
+      else
+	break;
+    }
+
+  if (sw_if_index == ~0)
+    {
+      errmsg ("missing interface name or sw_if_index");
+      return -99;
+    }
+
+  M (L2FIB_FLUSH_INT, mp);
+
+  mp->sw_if_index = ntohl (sw_if_index);
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static int
+api_l2_fib_clear_table (vat_main_t *vam)
+{
+  vl_api_l2_fib_clear_table_t *mp;
+  int ret;
+
+  M (L2_FIB_CLEAR_TABLE, mp);
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static int
+api_bridge_domain_set_mac_age (vat_main_t *vam)
+{
+  unformat_input_t *i = vam->input;
+  vl_api_bridge_domain_set_mac_age_t *mp;
+  u32 bd_id = ~0;
+  u32 mac_age = 0;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "bd_id %d", &bd_id))
+	;
+      else if (unformat (i, "mac-age %d", &mac_age))
+	;
+      else
+	break;
+    }
+
+  if (bd_id == ~0)
+    {
+      errmsg ("missing bridge domain");
+      return -99;
+    }
+
+  if (mac_age > 255)
+    {
+      errmsg ("mac age must be less than 256 ");
+      return -99;
+    }
+
+  M (BRIDGE_DOMAIN_SET_MAC_AGE, mp);
+
+  mp->bd_id = htonl (bd_id);
+  mp->mac_age = (u8) mac_age;
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static int
+api_l2fib_set_scan_delay (vat_main_t *vam)
+{
+  return -1;
+}
+
+static int
+api_want_l2_macs_events2 (vat_main_t *vam)
+{
+  return -1;
+}
+
+static int
+api_l2_flags (vat_main_t *vam)
+{
+  vnet_main_t *vnm = vnet_get_main ();
+  unformat_input_t *i = vam->input;
+  vl_api_l2_flags_t *mp;
+  u32 sw_if_index;
+  u32 flags = 0;
+  u8 sw_if_index_set = 0;
+  u8 is_set = 0;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "sw_if_index %d", &sw_if_index))
+	sw_if_index_set = 1;
+      else if (unformat (i, "sw_if"))
+	{
+	  if (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+	    {
+	      if (unformat (i, "%U", unformat_vnet_sw_interface, vnm,
+			    &sw_if_index))
+		sw_if_index_set = 1;
+	    }
+	  else
+	    break;
+	}
+      else if (unformat (i, "learn"))
+	flags |= L2_LEARN;
+      else if (unformat (i, "forward"))
+	flags |= L2_FWD;
+      else if (unformat (i, "flood"))
+	flags |= L2_FLOOD;
+      else if (unformat (i, "uu-flood"))
+	flags |= L2_UU_FLOOD;
+      else if (unformat (i, "arp-term"))
+	flags |= L2_ARP_TERM;
+      else if (unformat (i, "off"))
+	is_set = 0;
+      else if (unformat (i, "disable"))
+	is_set = 0;
+      else
+	break;
+    }
+
+  if (sw_if_index_set == 0)
+    {
+      errmsg ("missing interface name or sw_if_index");
+      return -99;
+    }
+
+  M (L2_FLAGS, mp);
+
+  mp->sw_if_index = ntohl (sw_if_index);
+  mp->feature_bitmap = ntohl (flags);
+  mp->is_set = is_set;
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static void
+vl_api_l2_flags_reply_t_handler (vl_api_l2_flags_reply_t *mp)
+{
+  vat_main_t *vam = l2_test_main.vat_main;
+  i32 retval = ntohl (mp->retval);
+  if (vam->async_mode)
+    {
+      vam->async_errors += (retval < 0);
+    }
+  else
+    {
+      vam->retval = retval;
+      vam->result_ready = 1;
+    }
+}
+
+static int
+api_l2fib_flush_bd (vat_main_t *vam)
+{
+  unformat_input_t *i = vam->input;
+  vl_api_l2fib_flush_bd_t *mp;
+  u32 bd_id = ~0;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "bd_id %d", &bd_id))
+	;
+      else
+	break;
+    }
+
+  if (bd_id == ~0)
+    {
+      errmsg ("missing bridge domain");
+      return -99;
+    }
+
+  M (L2FIB_FLUSH_BD, mp);
+
+  mp->bd_id = htonl (bd_id);
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static int
+api_bridge_domain_add_del (vat_main_t *vam)
+{
+  unformat_input_t *i = vam->input;
+  vl_api_bridge_domain_add_del_t *mp;
+  u32 bd_id = ~0;
+  u8 is_add = 1;
+  u32 flood = 1, forward = 1, learn = 1, uu_flood = 1, arp_term = 0;
+  u8 *bd_tag = NULL;
+  u32 mac_age = 0;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "bd_id %d", &bd_id))
+	;
+      else if (unformat (i, "flood %d", &flood))
+	;
+      else if (unformat (i, "uu-flood %d", &uu_flood))
+	;
+      else if (unformat (i, "forward %d", &forward))
+	;
+      else if (unformat (i, "learn %d", &learn))
+	;
+      else if (unformat (i, "arp-term %d", &arp_term))
+	;
+      else if (unformat (i, "mac-age %d", &mac_age))
+	;
+      else if (unformat (i, "bd-tag %s", &bd_tag))
+	;
+      else if (unformat (i, "del"))
+	{
+	  is_add = 0;
+	  flood = uu_flood = forward = learn = 0;
+	}
+      else
+	break;
+    }
+
+  if (bd_id == ~0)
+    {
+      errmsg ("missing bridge domain");
+      ret = -99;
+      goto done;
+    }
+
+  if (mac_age > 255)
+    {
+      errmsg ("mac age must be less than 256 ");
+      ret = -99;
+      goto done;
+    }
+
+  if ((bd_tag) && (vec_len (bd_tag) > 63))
+    {
+      errmsg ("bd-tag cannot be longer than 63");
+      ret = -99;
+      goto done;
+    }
+
+  M (BRIDGE_DOMAIN_ADD_DEL, mp);
+
+  mp->bd_id = ntohl (bd_id);
+  mp->flood = flood;
+  mp->uu_flood = uu_flood;
+  mp->forward = forward;
+  mp->learn = learn;
+  mp->arp_term = arp_term;
+  mp->is_add = is_add;
+  mp->mac_age = (u8) mac_age;
+  if (bd_tag)
+    {
+      clib_memcpy (mp->bd_tag, bd_tag, vec_len (bd_tag));
+      mp->bd_tag[vec_len (bd_tag)] = 0;
+    }
+  S (mp);
+  W (ret);
+
+done:
+  vec_free (bd_tag);
+  return ret;
+}
+
+#define foreach_pbb_vtr_op                                                    \
+  _ ("disable", L2_VTR_DISABLED)                                              \
+  _ ("pop", L2_VTR_POP_2)                                                     \
+  _ ("push", L2_VTR_PUSH_2)
+
+static int
+api_l2_interface_pbb_tag_rewrite (vat_main_t *vam)
+{
+  vnet_main_t *vnm = vnet_get_main ();
+  unformat_input_t *i = vam->input;
+  vl_api_l2_interface_pbb_tag_rewrite_t *mp;
+  u32 sw_if_index = ~0, vtr_op = ~0;
+  u16 outer_tag = ~0;
+  u8 dmac[6], smac[6];
+  u8 dmac_set = 0, smac_set = 0;
+  u16 vlanid = 0;
+  u32 sid = ~0;
+  u32 tmp;
+  int ret;
+
+  /* Shut up coverity */
+  clib_memset (dmac, 0, sizeof (dmac));
+  clib_memset (smac, 0, sizeof (smac));
+
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index))
+	;
+      else if (unformat (i, "sw_if_index %d", &sw_if_index))
+	;
+      else if (unformat (i, "vtr_op %d", &vtr_op))
+	;
+#define _(n, v)                                                               \
+  else if (unformat (i, n)) { vtr_op = v; }
+      foreach_pbb_vtr_op
+#undef _
+	else if (unformat (i, "translate_pbb_stag"))
+      {
+	if (unformat (i, "%d", &tmp))
+	  {
+	    vtr_op = L2_VTR_TRANSLATE_2_1;
+	    outer_tag = tmp;
+	  }
+	else
+	  {
+	    errmsg (
+	      "translate_pbb_stag operation requires outer tag definition");
+	    return -99;
+	  }
+      }
+      else if (unformat (i, "dmac %U", unformat_ethernet_address, dmac))
+	dmac_set++;
+      else if (unformat (i, "smac %U", unformat_ethernet_address, smac))
+	smac_set++;
+      else if (unformat (i, "sid %d", &sid));
+      else if (unformat (i, "vlanid %d", &tmp)) vlanid = tmp;
+      else
+      {
+	clib_warning ("parse error '%U'", format_unformat_error, i);
+	return -99;
+      }
+    }
+
+  if ((sw_if_index == ~0) || (vtr_op == ~0))
+    {
+      errmsg ("missing sw_if_index or vtr operation");
+      return -99;
+    }
+  if (((vtr_op == L2_VTR_PUSH_2) || (vtr_op == L2_VTR_TRANSLATE_2_2)) &&
+      ((dmac_set == 0) || (smac_set == 0) || (sid == ~0)))
+    {
+      errmsg ("push and translate_qinq operations require dmac, smac, sid and "
+	      "optionally vlanid");
+      return -99;
+    }
+
+  M (L2_INTERFACE_PBB_TAG_REWRITE, mp);
+  mp->sw_if_index = ntohl (sw_if_index);
+  mp->vtr_op = ntohl (vtr_op);
+  mp->outer_tag = ntohs (outer_tag);
+  clib_memcpy (mp->b_dmac, dmac, sizeof (dmac));
+  clib_memcpy (mp->b_smac, smac, sizeof (smac));
+  mp->b_vlanid = ntohs (vlanid);
+  mp->i_sid = ntohl (sid);
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static int
+api_sw_interface_set_l2_xconnect (vat_main_t *vam)
+{
+  vnet_main_t *vnm = vnet_get_main ();
+  unformat_input_t *i = vam->input;
+  vl_api_sw_interface_set_l2_xconnect_t *mp;
+  u32 rx_sw_if_index;
+  u8 rx_sw_if_index_set = 0;
+  u32 tx_sw_if_index;
+  u8 tx_sw_if_index_set = 0;
+  u8 enable = 1;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "rx_sw_if_index %d", &rx_sw_if_index))
+	rx_sw_if_index_set = 1;
+      else if (unformat (i, "tx_sw_if_index %d", &tx_sw_if_index))
+	tx_sw_if_index_set = 1;
+      else if (unformat (i, "rx"))
+	{
+	  if (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+	    {
+	      if (unformat (i, "%U", unformat_vnet_sw_interface, vnm,
+			    &rx_sw_if_index))
+		rx_sw_if_index_set = 1;
+	    }
+	  else
+	    break;
+	}
+      else if (unformat (i, "tx"))
+	{
+	  if (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+	    {
+	      if (unformat (i, "%U", unformat_vnet_sw_interface, vnm,
+			    &tx_sw_if_index))
+		tx_sw_if_index_set = 1;
+	    }
+	  else
+	    break;
+	}
+      else if (unformat (i, "enable"))
+	enable = 1;
+      else if (unformat (i, "disable"))
+	enable = 0;
+      else
+	break;
+    }
+
+  if (rx_sw_if_index_set == 0)
+    {
+      errmsg ("missing rx interface name or rx_sw_if_index");
+      return -99;
+    }
+
+  if (enable && (tx_sw_if_index_set == 0))
+    {
+      errmsg ("missing tx interface name or tx_sw_if_index");
+      return -99;
+    }
+
+  M (SW_INTERFACE_SET_L2_XCONNECT, mp);
+
+  mp->rx_sw_if_index = ntohl (rx_sw_if_index);
+  mp->tx_sw_if_index = ntohl (tx_sw_if_index);
+  mp->enable = enable;
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static int
+api_l2_interface_efp_filter (vat_main_t *vam)
+{
+  vnet_main_t *vnm = vnet_get_main ();
+  unformat_input_t *i = vam->input;
+  vl_api_l2_interface_efp_filter_t *mp;
+  u32 sw_if_index;
+  u8 enable = 1;
+  u8 sw_if_index_set = 0;
+  int ret;
+
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "%U", unformat_vnet_sw_interface, vnm, &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, "enable"))
+	enable = 1;
+      else if (unformat (i, "disable"))
+	enable = 0;
+      else
+	{
+	  clib_warning ("parse error '%U'", format_unformat_error, i);
+	  return -99;
+	}
+    }
+
+  if (sw_if_index_set == 0)
+    {
+      errmsg ("missing sw_if_index");
+      return -99;
+    }
+
+  M (L2_INTERFACE_EFP_FILTER, mp);
+
+  mp->sw_if_index = ntohl (sw_if_index);
+  mp->enable_disable = enable;
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static void
+vl_api_bd_ip_mac_details_t_handler (vl_api_bd_ip_mac_details_t *mp)
+{
+  vat_main_t *vam = &vat_main;
+
+  print (vam->ofp, "\n%-5d %U %U", ntohl (mp->entry.bd_id),
+	 format_vl_api_mac_address, mp->entry.mac, format_vl_api_address,
+	 &mp->entry.ip);
+}
+
+static void
+vl_api_bvi_create_reply_t_handler (vl_api_bvi_create_reply_t *mp)
+{
+}
+
+static int
+api_sw_interface_set_l2_bridge (vat_main_t *vam)
+{
+  vnet_main_t *vnm = vnet_get_main ();
+  unformat_input_t *i = vam->input;
+  vl_api_sw_interface_set_l2_bridge_t *mp;
+  vl_api_l2_port_type_t port_type;
+  u32 rx_sw_if_index;
+  u8 rx_sw_if_index_set = 0;
+  u32 bd_id;
+  u8 bd_id_set = 0;
+  u32 shg = 0;
+  u8 enable = 1;
+  int ret;
+
+  port_type = L2_API_PORT_TYPE_NORMAL;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "sw_if_index %d", &rx_sw_if_index))
+	rx_sw_if_index_set = 1;
+      else if (unformat (i, "bd_id %d", &bd_id))
+	bd_id_set = 1;
+      else if (unformat (i, "%U", unformat_vnet_sw_interface, vnm,
+			 &rx_sw_if_index))
+	rx_sw_if_index_set = 1;
+      else if (unformat (i, "shg %d", &shg))
+	;
+      else if (unformat (i, "bvi"))
+	port_type = L2_API_PORT_TYPE_BVI;
+      else if (unformat (i, "uu-fwd"))
+	port_type = L2_API_PORT_TYPE_UU_FWD;
+      else if (unformat (i, "enable"))
+	enable = 1;
+      else if (unformat (i, "disable"))
+	enable = 0;
+      else
+	break;
+    }
+
+  if (rx_sw_if_index_set == 0)
+    {
+      errmsg ("missing rx interface name or sw_if_index");
+      return -99;
+    }
+
+  if (enable && (bd_id_set == 0))
+    {
+      errmsg ("missing bridge domain");
+      return -99;
+    }
+
+  M (SW_INTERFACE_SET_L2_BRIDGE, mp);
+
+  mp->rx_sw_if_index = ntohl (rx_sw_if_index);
+  mp->bd_id = ntohl (bd_id);
+  mp->shg = (u8) shg;
+  mp->port_type = ntohl (port_type);
+  mp->enable = enable;
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static int
+api_sw_interface_set_vpath (vat_main_t *vam)
+{
+  vnet_main_t *vnm = vnet_get_main ();
+  unformat_input_t *i = vam->input;
+  vl_api_sw_interface_set_vpath_t *mp;
+  u32 sw_if_index = 0;
+  u8 sw_if_index_set = 0;
+  u8 is_enable = 0;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "%U", unformat_vnet_sw_interface, vnm, &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, "enable"))
+	is_enable = 1;
+      else if (unformat (i, "disable"))
+	is_enable = 0;
+      else
+	break;
+    }
+
+  if (sw_if_index_set == 0)
+    {
+      errmsg ("missing interface name or sw_if_index");
+      return -99;
+    }
+
+  /* Construct the API message */
+  M (SW_INTERFACE_SET_VPATH, mp);
+
+  mp->sw_if_index = ntohl (sw_if_index);
+  mp->enable = is_enable;
+
+  /* send it... */
+  S (mp);
+
+  /* Wait for a reply... */
+  W (ret);
+  return ret;
+}
+
+static int
+api_l2_patch_add_del (vat_main_t *vam)
+{
+  vnet_main_t *vnm = vnet_get_main ();
+  unformat_input_t *i = vam->input;
+  vl_api_l2_patch_add_del_t *mp;
+  u32 rx_sw_if_index;
+  u8 rx_sw_if_index_set = 0;
+  u32 tx_sw_if_index;
+  u8 tx_sw_if_index_set = 0;
+  u8 is_add = 1;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "rx_sw_if_index %d", &rx_sw_if_index))
+	rx_sw_if_index_set = 1;
+      else if (unformat (i, "tx_sw_if_index %d", &tx_sw_if_index))
+	tx_sw_if_index_set = 1;
+      else if (unformat (i, "rx"))
+	{
+	  if (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+	    {
+	      if (unformat (i, "%U", unformat_vnet_sw_interface, vnm,
+			    &rx_sw_if_index))
+		rx_sw_if_index_set = 1;
+	    }
+	  else
+	    break;
+	}
+      else if (unformat (i, "tx"))
+	{
+	  if (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+	    {
+	      if (unformat (i, "%U", unformat_vnet_sw_interface, vnm,
+			    &tx_sw_if_index))
+		tx_sw_if_index_set = 1;
+	    }
+	  else
+	    break;
+	}
+      else if (unformat (i, "del"))
+	is_add = 0;
+      else
+	break;
+    }
+
+  if (rx_sw_if_index_set == 0)
+    {
+      errmsg ("missing rx interface name or rx_sw_if_index");
+      return -99;
+    }
+
+  if (tx_sw_if_index_set == 0)
+    {
+      errmsg ("missing tx interface name or tx_sw_if_index");
+      return -99;
+    }
+
+  M (L2_PATCH_ADD_DEL, mp);
+
+  mp->rx_sw_if_index = ntohl (rx_sw_if_index);
+  mp->tx_sw_if_index = ntohl (tx_sw_if_index);
+  mp->is_add = is_add;
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static void
+vl_api_bridge_flags_reply_t_handler (vl_api_bridge_flags_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;
+    }
+}
+
+#define foreach_vtr_op                                                        \
+  _ ("disable", L2_VTR_DISABLED)                                              \
+  _ ("push-1", L2_VTR_PUSH_1)                                                 \
+  _ ("push-2", L2_VTR_PUSH_2)                                                 \
+  _ ("pop-1", L2_VTR_POP_1)                                                   \
+  _ ("pop-2", L2_VTR_POP_2)                                                   \
+  _ ("translate-1-1", L2_VTR_TRANSLATE_1_1)                                   \
+  _ ("translate-1-2", L2_VTR_TRANSLATE_1_2)                                   \
+  _ ("translate-2-1", L2_VTR_TRANSLATE_2_1)                                   \
+  _ ("translate-2-2", L2_VTR_TRANSLATE_2_2)
+
+static int
+api_l2_interface_vlan_tag_rewrite (vat_main_t *vam)
+{
+  vnet_main_t *vnm = vnet_get_main ();
+  unformat_input_t *i = vam->input;
+  vl_api_l2_interface_vlan_tag_rewrite_t *mp;
+  u32 sw_if_index;
+  u8 sw_if_index_set = 0;
+  u8 vtr_op_set = 0;
+  u32 vtr_op = 0;
+  u32 push_dot1q = 1;
+  u32 tag1 = ~0;
+  u32 tag2 = ~0;
+  int ret;
+
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "%U", unformat_vnet_sw_interface, vnm, &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, "vtr_op %d", &vtr_op))
+	vtr_op_set = 1;
+#define _(n, v)                                                               \
+  else if (unformat (i, n))                                                   \
+  {                                                                           \
+    vtr_op = v;                                                               \
+    vtr_op_set = 1;                                                           \
+  }
+      foreach_vtr_op
+#undef _
+	else if (unformat (i, "push_dot1q %d", &push_dot1q));
+      else if (unformat (i, "tag1 %d", &tag1));
+      else if (unformat (i, "tag2 %d", &tag2));
+      else
+      {
+	clib_warning ("parse error '%U'", format_unformat_error, i);
+	return -99;
+      }
+    }
+
+  if ((sw_if_index_set == 0) || (vtr_op_set == 0))
+    {
+      errmsg ("missing vtr operation or sw_if_index");
+      return -99;
+    }
+
+  M (L2_INTERFACE_VLAN_TAG_REWRITE, mp);
+  mp->sw_if_index = ntohl (sw_if_index);
+  mp->vtr_op = ntohl (vtr_op);
+  mp->push_dot1q = ntohl (push_dot1q);
+  mp->tag1 = ntohl (tag1);
+  mp->tag2 = ntohl (tag2);
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static int
+api_bridge_domain_set_learn_limit (vat_main_t *vam)
+{
+  return -1;
+}
+
+static int
+api_bd_ip_mac_add_del (vat_main_t *vam)
+{
+  vl_api_address_t ip = VL_API_ZERO_ADDRESS;
+  vl_api_mac_address_t mac = { 0 };
+  unformat_input_t *i = vam->input;
+  vl_api_bd_ip_mac_add_del_t *mp;
+  u32 bd_id;
+  u8 is_add = 1;
+  u8 bd_id_set = 0;
+  u8 ip_set = 0;
+  u8 mac_set = 0;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "bd_id %d", &bd_id))
+	{
+	  bd_id_set++;
+	}
+      else if (unformat (i, "%U", unformat_vl_api_address, &ip))
+	{
+	  ip_set++;
+	}
+      else if (unformat (i, "%U", unformat_vl_api_mac_address, &mac))
+	{
+	  mac_set++;
+	}
+      else if (unformat (i, "del"))
+	is_add = 0;
+      else
+	break;
+    }
+
+  if (bd_id_set == 0)
+    {
+      errmsg ("missing bridge domain");
+      return -99;
+    }
+  else if (ip_set == 0)
+    {
+      errmsg ("missing IP address");
+      return -99;
+    }
+  else if (mac_set == 0)
+    {
+      errmsg ("missing MAC address");
+      return -99;
+    }
+
+  M (BD_IP_MAC_ADD_DEL, mp);
+
+  mp->entry.bd_id = ntohl (bd_id);
+  mp->is_add = is_add;
+
+  clib_memcpy (&mp->entry.ip, &ip, sizeof (ip));
+  clib_memcpy (&mp->entry.mac, &mac, sizeof (mac));
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static void
+vl_api_bridge_domain_details_t_handler (vl_api_bridge_domain_details_t *mp)
+{
+  vat_main_t *vam = l2_test_main.vat_main;
+  u32 n_sw_ifs = ntohl (mp->n_sw_ifs);
+  int i;
+
+  print (vam->ofp, "\n%-3s %-3s %-3s %-3s %-3s %-6s %-3s", " ID", "LRN", "FWD",
+	 "FLD", "BVI", "UU-FWD", "#IF");
+
+  print (vam->ofp, "%3d %3d %3d %3d %3d %6d %3d", ntohl (mp->bd_id), mp->learn,
+	 mp->forward, mp->flood, ntohl (mp->bvi_sw_if_index),
+	 ntohl (mp->uu_fwd_sw_if_index), n_sw_ifs);
+
+  if (n_sw_ifs)
+    {
+      vl_api_bridge_domain_sw_if_t *sw_ifs;
+      print (vam->ofp, "\n\n%s %s  %s", "sw_if_index", "SHG",
+	     "Interface Name");
+
+      sw_ifs = mp->sw_if_details;
+      for (i = 0; i < n_sw_ifs; i++)
+	{
+	  u8 *sw_if_name = 0;
+	  u32 sw_if_index;
+	  hash_pair_t *p;
+
+	  sw_if_index = ntohl (sw_ifs->sw_if_index);
+
+	  hash_foreach_pair (p, vam->sw_if_index_by_interface_name, ({
+			       if ((u32) p->value[0] == sw_if_index)
+				 {
+				   sw_if_name = (u8 *) (p->key);
+				   break;
+				 }
+			     }));
+	  print (vam->ofp, "%7d     %3d  %s", sw_if_index, sw_ifs->shg,
+		 sw_if_name ? (char *) sw_if_name : "sw_if_index not found!");
+
+	  sw_ifs++;
+	}
+    }
+}
+
+static int
+api_bridge_domain_dump (vat_main_t *vam)
+{
+  unformat_input_t *i = vam->input;
+  vl_api_bridge_domain_dump_t *mp;
+  vl_api_control_ping_t *mp_ping;
+  u32 bd_id = ~0;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "bd_id %d", &bd_id))
+	;
+      else
+	break;
+    }
+
+  M (BRIDGE_DOMAIN_DUMP, mp);
+  mp->bd_id = ntohl (bd_id);
+  S (mp);
+
+  /* Use a control ping for synchronization */
+  PING (&l2_test_main, mp_ping);
+  S (mp_ping);
+
+  W (ret);
+  return ret;
+}
+
+static int
+api_bridge_domain_set_default_learn_limit (vat_main_t *vam)
+{
+  return -1;
+}
+
+static int
+api_bd_ip_mac_flush (vat_main_t *vam)
+{
+  unformat_input_t *i = vam->input;
+  vl_api_bd_ip_mac_flush_t *mp;
+  u32 bd_id;
+  u8 bd_id_set = 0;
+  int ret;
+
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "bd_id %d", &bd_id))
+	{
+	  bd_id_set++;
+	}
+      else
+	break;
+    }
+
+  if (bd_id_set == 0)
+    {
+      errmsg ("missing bridge domain");
+      return -99;
+    }
+
+  M (BD_IP_MAC_FLUSH, mp);
+
+  mp->bd_id = ntohl (bd_id);
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+static int
+api_bd_ip_mac_dump (vat_main_t *vam)
+{
+  unformat_input_t *i = vam->input;
+  vl_api_bd_ip_mac_dump_t *mp;
+  vl_api_control_ping_t *mp_ping;
+  int ret;
+  u32 bd_id;
+  u8 bd_id_set = 0;
+
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "bd_id %d", &bd_id))
+	{
+	  bd_id_set++;
+	}
+      else
+	break;
+    }
+
+  fformat (vam->ofp, "\n%-5s %-7s %-20s %-30s", "bd_id", "is_ipv6",
+	   "mac_address", "ip_address");
+
+  /* Dump Bridge Domain Ip to Mac entries */
+  M (BD_IP_MAC_DUMP, mp);
+
+  if (bd_id_set)
+    mp->bd_id = htonl (bd_id);
+  else
+    mp->bd_id = ~0;
+
+  S (mp);
+
+  /* Use a control ping for synchronization */
+  PING (&l2_test_main, mp_ping);
+  S (mp_ping);
+
+  W (ret);
+  return ret;
+}
+
+static int
+api_bvi_create (vat_main_t *vam)
+{
+  return -1;
+}
+
+static int
+api_bvi_delete (vat_main_t *vam)
+{
+  return -1;
+}
+
+static int
+api_bridge_flags (vat_main_t *vam)
+{
+  unformat_input_t *i = vam->input;
+  vl_api_bridge_flags_t *mp;
+  u32 bd_id;
+  u8 bd_id_set = 0;
+  u8 is_set = 1;
+  bd_flags_t flags = 0;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "bd_id %d", &bd_id))
+	bd_id_set = 1;
+      else if (unformat (i, "learn"))
+	flags |= BRIDGE_API_FLAG_LEARN;
+      else if (unformat (i, "forward"))
+	flags |= BRIDGE_API_FLAG_FWD;
+      else if (unformat (i, "flood"))
+	flags |= BRIDGE_API_FLAG_FLOOD;
+      else if (unformat (i, "uu-flood"))
+	flags |= BRIDGE_API_FLAG_UU_FLOOD;
+      else if (unformat (i, "arp-term"))
+	flags |= BRIDGE_API_FLAG_ARP_TERM;
+      else if (unformat (i, "off"))
+	is_set = 0;
+      else if (unformat (i, "disable"))
+	is_set = 0;
+      else
+	break;
+    }
+
+  if (bd_id_set == 0)
+    {
+      errmsg ("missing bridge domain");
+      return -99;
+    }
+
+  M (BRIDGE_FLAGS, mp);
+
+  mp->bd_id = ntohl (bd_id);
+  mp->flags = ntohl (flags);
+  mp->is_set = is_set;
+
+  S (mp);
+  W (ret);
+  return ret;
+}
+
+#include <vnet/l2/l2.api_test.c>
+
+/*
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */