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#!/usr/bin/env python
""" VAPI test """

import unittest
import os
import signal
from framework import VppTestCase, running_extended_tests, \
    VppTestRunner, Worker


@unittest.skipUnless(running_extended_tests(), "part of extended tests")
class VOMTestCase(VppTestCase):
    """ VPP Object Model Test """

    def test_vom_cpp(self):
        """ run C++ VOM tests """
        var = "TEST_DIR"
        built_root = os.getenv(var, None)
        self.assertIsNotNone(built_root,
                             "Environment variable `%s' not set" % var)
        executable = "%s/build/vom_test/vom_test" % built_root
        worker = Worker(
            [executable, "vpp object model", self.shm_prefix], self.logger)
        worker.start()
        timeout = 120
        worker.join(timeout)
        self.logger.info("Worker result is `%s'" % worker.result)
        error = False
        if worker.result is None:
            try:
                error = True
                self.logger.error(
                    "Timeout! Worker did not finish in %ss" % timeout)
                os.killpg(os.getpgid(worker.process.pid), signal.SIGTERM)
                worker.join()
            except:
                raise Exception("Couldn't kill worker-spawned process")
        if error:
            raise Exception(
                "Timeout! Worker did not finish in %ss" % timeout)
        self.assert_equal(worker.result, 0, "Binary test return code")


if __name__ == '__main__':
    unittest.main(testRunner=VppTestRunner)
ent */ .highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */ .highlight .k { color: #008800; font-weight: bold } /* Keyword */ .highlight .ch { color: #888888 } /* Comment.Hashbang */ .highlight .cm { color: #888888 } /* Comment.Multiline */ .highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */ .highlight .cpf { color: #888888 } /* Comment.PreprocFile */ .highlight .c1 { color: #888888 } /* Comment.Single */ .highlight .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */ .highlight .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */ .highlight .ge { font-style: italic } /* Generic.Emph */ .highlight .gr { color: #aa0000 } /* Generic.Error */ .highlight .gh { color: #333333 } /* Generic.Heading */ .highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */ .highlight .go { color: #888888 } /* Generic.Output */ .highlight .gp { color: #555555 } /* Generic.Prompt */ .highlight .gs { font-weight: bold } /* Generic.Strong */ .highlight .gu { color: #666666 } /* Generic.Subheading */ .highlight .gt { color: #aa0000 } /* Generic.Traceback */ .highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */ .highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */ .highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */ .highlight .kp { color: #008800 } /* Keyword.Pseudo */ .highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */ .highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */ .highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */ .highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */ }
/*
 * 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.
 */
/*
 * vnet/buffer.h: vnet buffer flags
 *
 * Copyright (c) 2008 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.
 */

#ifndef included_vnet_buffer_h
#define included_vnet_buffer_h

#include <vlib/vlib.h>

/**
 * Flags that are set in the high order bits of ((vlib_buffer*)b)->flags
 */
#define foreach_vnet_buffer_field \
  _( 1, L4_CHECKSUM_COMPUTED, "l4-cksum-computed")	\
  _( 2, L4_CHECKSUM_CORRECT, "l4-cksum-correct")	\
  _( 3, VLAN_2_DEEP, "vlan-2-deep")			\
  _( 4, VLAN_1_DEEP, "vlan-1-deep")			\
  _( 8, SPAN_CLONE, "span-clone")			\
  _( 6, HANDOFF_NEXT_VALID, "handoff-next-valid")	\
  _( 7, LOCALLY_ORIGINATED, "local")			\
  _( 8, IS_IP4, "ip4")					\
  _( 9, IS_IP6, "ip6")					\
  _(10, OFFLOAD_IP_CKSUM, "offload-ip-cksum")		\
  _(11, OFFLOAD_TCP_CKSUM, "offload-tcp-cksum")		\
  _(12, OFFLOAD_UDP_CKSUM, "offload-udp-cksum")		\
  _(13, IS_NATED, "nated")				\
  _(14, L2_HDR_OFFSET_VALID, 0)				\
  _(15, L3_HDR_OFFSET_VALID, 0)				\
  _(16, L4_HDR_OFFSET_VALID, 0)

#define VNET_BUFFER_FLAGS_VLAN_BITS \
  (VNET_BUFFER_F_VLAN_1_DEEP | VNET_BUFFER_F_VLAN_2_DEEP)

enum
{
#define _(bit, name, v) VNET_BUFFER_F_##name  = (1 << LOG2_VLIB_BUFFER_FLAG_USER(bit)),
  foreach_vnet_buffer_field
#undef _
};

enum
{
#define _(bit, name, v) VNET_BUFFER_F_LOG2_##name  = LOG2_VLIB_BUFFER_FLAG_USER(bit),
  foreach_vnet_buffer_field
#undef _
};

/**
 * @brief Flags set in ((vnet_buffer(b)->flags
 */
#define foreach_vnet_opaque_flag \
  _( 1, IS_DVR, "DVR-processed")

enum
{
#define _(bit, name, v) VNET_OPAQUE_F_##name  = (1 << bit),
  foreach_vnet_opaque_flag
#undef _
};

enum
{
#define _(bit, name, v) VNET_OPAQUE_F_LOG2_##name  = bit,
  foreach_vnet_opaque_flag
#undef _
};


#define foreach_buffer_opaque_union_subtype     \
_(ip)                                           \
_(swt)                                          \
_(l2)                                           \
_(l2t)                                          \
_(gre)                                          \
_(l2_classify)                                  \
_(handoff)                                      \
_(policer)                                      \
_(ipsec)					\
_(map)						\
_(map_t)					\
_(ip_frag)					\
_(mpls)					        \
_(tcp)

/*
 * vnet stack buffer opaque array overlay structure.
 * The vnet_buffer_opaque_t *must* be the same size as the
 * vlib_buffer_t "opaque" structure member, 32 bytes.
 *
 * When adding a union type, please add a stanza to
 * foreach_buffer_opaque_union_subtype (directly above).
 * Code in vnet_interface_init(...) verifies the size
 * of the union, and will announce any deviations in an
 * impossible-to-miss manner.
 */
typedef struct
{
  u32 sw_if_index[VLIB_N_RX_TX];
  i16 l2_hdr_offset;
  i16 l3_hdr_offset;
  i16 l4_hdr_offset;
  u16 flags;

  union
  {
    /* IP4/6 buffer opaque. */
    struct
    {
      /* Adjacency from destination IP address lookup [VLIB_TX].
         Adjacency from source IP address lookup [VLIB_RX].
         This gets set to ~0 until source lookup is performed. */
      u32 adj_index[VLIB_N_RX_TX];

      union
      {
	struct
	{
	  /* Flow hash value for this packet computed from IP src/dst address
	     protocol and ports. */
	  u32 flow_hash;

	  union
	  {
	    /* next protocol */
	    u32 save_protocol;

	    /* Hint for transport protocols */
	    u32 fib_index;
	  };

	  /* Rewrite length */
	  u32 save_rewrite_length;

	  /* MFIB RPF ID */
	  u32 rpf_id;
	};

	/* ICMP */
	struct
	{
	  u8 type;
	  u8 code;
	  u32 data;
	} icmp;
      };

    } ip;

    /*
     * MPLS:
     * data copied from the MPLS header that was popped from the packet
     * during the look-up.
     */
    struct
    {
      u8 ttl;
      u8 exp;
      u8 first;
      /*
       * BIER - the nubmer of bytes in the header.
       *  the len field inthe header is not authoritative. It's the
       * value in the table that counts.
       */
      struct
      {
	u8 n_bytes;
      } bier;
    } mpls;

    /* ip4-in-ip6 softwire termination, only valid there */
    struct
    {
      u8 swt_disable;
      u32 mapping_index;
    } swt;

    /* l2 bridging path, only valid there */
    struct opaque_l2
    {
      u32 feature_bitmap;
      u16 bd_index;		/* bridge-domain index */
      u8 l2_len;		/* ethernet header length */
      u8 shg;			/* split-horizon group */
      u16 l2fib_sn;		/* l2fib bd/int seq_num */
      u8 bd_age;		/* aging enabled */
    } l2;

    /* l2tpv3 softwire encap, only valid there */
    struct
    {
      u32 pad[4];		/* do not overlay w/ ip.adj_index[0,1] */
      u8 next_index;
      u32 session_index;
    } l2t;

    struct
    {
      u32 src, dst;
    } gre;

    /* L2 classify */
    struct
    {
      struct opaque_l2 pad;
      union
      {
	u32 table_index;
	u32 opaque_index;
      };
      u64 hash;
    } l2_classify;

    /* IO - worker thread handoff */
    struct
    {
      u32 next_index;
    } handoff;

    /* vnet policer */
    struct
    {
      u32 pad[8 - VLIB_N_RX_TX - 1];	/* to end of opaque */
      u32 index;
    } policer;

    /* interface output features */
    struct
    {
      u32 flags;
      u32 sad_index;
    } ipsec;

    /* MAP */
    struct
    {
      u16 mtu;
    } map;

    /* MAP-T */
    struct
    {
      u32 map_domain_index;
      struct
      {
	u32 saddr, daddr;
	u16 frag_offset;	//Fragmentation header offset
	u16 l4_offset;		//L4 header overall offset
	u8 l4_protocol;		//The final protocol number
      } v6;			//Used by ip6_map_t only
      u16 checksum_offset;	//L4 checksum overall offset
      u16 mtu;			//Exit MTU
    } map_t;

    /* IP Fragmentation */
    struct
    {
      u16 header_offset;
      u16 mtu;
      u8 next_index;
      u8 flags;			//See ip_frag.h
    } ip_frag;

    /* COP - configurable junk filter(s) */
    struct
    {
      /* Current configuration index. */
      u32 current_config_index;
    } cop;

    /* LISP */
    struct
    {
      /* overlay address family */
      u16 overlay_afi;
    } lisp;

    /* Driver rx feature */
    struct
    {
      u32 saved_next_index;		/**< saved by drivers for short-cut */
      u16 buffer_advance;
    } device_input_feat;

    /* TCP */
    struct
    {
      u32 connection_index;
      u32 seq_number;
      u32 seq_end;
      u32 ack_number;
      u16 hdr_offset;		/**< offset relative to ip hdr */
      u16 data_offset;		/**< offset relative to ip hdr */
      u16 data_len;		/**< data len */
      u8 flags;
    } tcp;

    /* SCTP */
    struct
    {
      u32 connection_index;
      u16 sid; /**< Stream ID */
      u16 ssn; /**< Stream Sequence Number */
      u32 tsn; /**< Transmission Sequence Number */
      u16 hdr_offset;		/**< offset relative to ip hdr */
      u16 data_offset;		/**< offset relative to ip hdr */
      u16 data_len;		/**< data len */
      u8 flags;
    } sctp;

    /* SNAT */
    struct
    {
      u32 flags;
    } snat;

    u32 unused[6];
  };
} vnet_buffer_opaque_t;

/*
 * The opaque field of the vlib_buffer_t is intepreted as a
 * vnet_buffer_opaque_t. Hence it should be big enough to accommodate one.
 */
STATIC_ASSERT (sizeof (vnet_buffer_opaque_t) <=
	       STRUCT_SIZE_OF (vlib_buffer_t, opaque),
	       "VNET buffer meta-data too large for vlib_buffer");

#define vnet_buffer(b) ((vnet_buffer_opaque_t *) (b)->opaque)

/* Full cache line (64 bytes) of additional space */
typedef struct
{
  union
  {
#if VLIB_BUFFER_TRACE_TRAJECTORY > 0
    /* buffer trajectory tracing */
    struct
    {
      u16 *trajectory_trace;
    };
#endif
    u32 unused[12];
  };
} vnet_buffer_opaque2_t;

#define vnet_buffer2(b) ((vnet_buffer_opaque2_t *) (b)->opaque2)

/*
 * The opaque2 field of the vlib_buffer_t is intepreted as a
 * vnet_buffer_opaque2_t. Hence it should be big enough to accommodate one.
 */
STATIC_ASSERT (sizeof (vnet_buffer_opaque2_t) <=
	       STRUCT_SIZE_OF (vlib_buffer_t, opaque2),
	       "VNET buffer opaque2 meta-data too large for vlib_buffer");

format_function_t format_vnet_buffer;

#endif /* included_vnet_buffer_h */

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