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path: root/src/vlib/CMakeLists.txt
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# Copyright (c) 2018 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.

option(VPP_BUFFER_FAULT_INJECTOR "Include the buffer fault injector" OFF)

##############################################################################
# Generate vlib/config.h
##############################################################################
if(VPP_BUFFER_FAULT_INJECTOR)
  set(BUFFER_ALLOC_FAULT_INJECTOR 1 CACHE STRING "fault injector on")
else()
  set(BUFFER_ALLOC_FAULT_INJECTOR 0 CACHE STRING "fault injector off")
endif()

set(PRE_DATA_SIZE 128 CACHE STRING "Buffer headroom size.")

if (CMAKE_BUILD_TYPE_UC STREQUAL "DEBUG")
  set(_ss 16)
else()
  set(_ss 15)
endif()
set(VLIB_PROCESS_LOG2_STACK_SIZE
 ${_ss}
 CACHE
 STRING "Process node default stack size (log2)"
)

configure_file(
  ${CMAKE_SOURCE_DIR}/vlib/config.h.in
  ${CMAKE_CURRENT_BINARY_DIR}/config.h
)
install(
  FILES ${CMAKE_CURRENT_BINARY_DIR}/config.h
  DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/vlib
  COMPONENT vpp-dev
)

##############################################################################
# Find lib and include files
##############################################################################
message(STATUS "Looking for libuuid")
vpp_find_path(UUID_INCLUDE_DIR NAMES uuid/uuid.h)
vpp_find_library(UUID_LIB NAMES uuid)

if(UUID_INCLUDE_DIR AND UUID_LIB)
  include_directories(${UUID_INCLUDE_DIR})
  set(VMBUS_SOURCE linux/vmbus.c)
  set(VMBUS_LIBS uuid)
  message(STATUS "Found uuid in ${UUID_INCLUDE_DIR}")
else()
  message(WARNING "-- libuuid not found - vmbus support disabled")
endif()

##############################################################################
# vlib shared library
##############################################################################
add_vpp_library(vlib
  SOURCES
  buffer.c
  buffer_funcs.c
  cli.c
  counter.c
  drop.c
  error.c
  format.c
  handoff_trace.c
  init.c
  linux/pci.c
  linux/vfio.c
  log.c
  main.c
  node.c
  node_cli.c
  node_format.c
  node_init.c
  pci/pci.c
  pci/pci_types_api.c
  physmem.c
  punt.c
  punt_node.c
  stats/cli.c
  stats/collector.c
  stats/format.c
  stats/init.c
  stats/provider_mem.c
  stats/stats.c
  threads.c
  threads_cli.c
  time.c
  trace.c
  unix/cli.c
  unix/input.c
  unix/main.c
  unix/plugin.c
  unix/util.c
  vmbus/vmbus.c
  ${VMBUS_SOURCE}

  MULTIARCH_SOURCES
  buffer_funcs.c
  drop.c
  punt_node.c
  node_init.c

  INSTALL_HEADERS
  buffer_funcs.h
  buffer.h
  buffer_node.h
  cli.h
  counter.h
  counter_types.h
  defs.h
  error_funcs.h
  error.h
  format_funcs.h
  global_funcs.h
  init.h
  linux/vfio.h
  log.h
  main.h
  node_funcs.h
  node.h
  pci/pci_config.h
  pci/pci.h
  pci/pci_types_api.h
  physmem_funcs.h
  physmem.h
  punt.h
  stats/shared.h
  stats/stats.h
  threads.h
  time.h
  trace_funcs.h
  trace.h
  unix/mc_socket.h
  unix/plugin.h
  unix/unix.h
  vlib.h
  vmbus/vmbus.h

  API_FILES
  pci/pci_types.api

  LINK_LIBRARIES vppinfra svm ${VMBUS_LIBS} ${CMAKE_DL_LIBS}

  DEPENDS api_headers
)
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# Copyright (c) 2020 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.

"""Stream profile for T-rex traffic generator.

Stream profile:
 - Two streams sent in directions 0 --> 1 and 1 --> 0 at the same time.
 - Packet: ETH / IP /
 - Direction 0 --> 1:
   - Destination MAC address: 52:54:00:00:nf_id:01
   - Source IP address range:      10.10.10.1 - 10.10.10.254
   - Destination IP address range: 20.20.20.1
 - Direction 1 --> 0:
    - Destination MAC address: 52:54:00:00:nf_id:02
   - Source IP address range:      20.20.20.1 - 20.20.20.254
   - Destination IP address range: 10.10.10.1
"""

from trex.stl.api import *
from profile_trex_stateless_base_class import TrafficStreamsBaseClass


class TrafficStreams(TrafficStreamsBaseClass):
    """Stream profile."""

    def __init__(self):
        """Initialization and setting of streams' parameters."""

        super(TrafficStreamsBaseClass, self).__init__()

        # Service density parameters.
        self.nf_chains = 2
        self.nf_nodes = 8

        # MACs used in packet headers.
        self.p1_dst_start_mac = u"52:54:00:00:00:01"
        self.p2_dst_start_mac = u"52:54:00:00:00:02"

        # IPs used in packet headers.
        self.p1_src_start_ip = u"10.10.10.1"
        self.p1_src_end_ip = u"10.10.10.254"
        self.p1_dst_start_ip = u"20.20.20.1"

        self.p2_src_start_ip = u"20.20.20.1"
        self.p2_src_end_ip = u"20.20.20.254"
        self.p2_dst_start_ip = u"10.10.10.1"

    def define_packets(self):
        """Defines the packets to be sent from the traffic generator.

        Packet definition: | ETH | IP |

        :returns: Packets to be sent from the traffic generator.
        :rtype: tuple
        """

        # Direction 0 --> 1
        base_pkt_a = (
            Ether(
                dst=self.p1_dst_start_mac
            ) /
            IP(
                src=self.p1_src_start_ip,
                dst=self.p1_dst_start_ip,
                proto=61
            )
        )
        # Direction 1 --> 0
        base_pkt_b = (
            Ether(
                dst=self.p2_dst_start_mac
            ) /
            IP(
                src=self.p2_src_start_ip,
                dst=self.p2_dst_start_ip,
                proto=61
            )
        )

        # Direction 0 --> 1
        vm1 = STLScVmRaw(
            [
                STLVmFlowVar(
                    name=u"mac_dst",
                    min_value=1,
                    max_value=self.nf_chains*self.nf_nodes,
                    size=1,
                    step=self.nf_nodes,
                    op=u"inc"
                ),
                STLVmWrFlowVar(
                    fv_name=u"mac_dst",
                    pkt_offset=4
                ),
                STLVmFlowVar(
                    name=u"src",
                    min_value=self.p1_src_start_ip,
                    max_value=self.p1_src_end_ip,
                    size=4,
                    op=u"inc"
                ),
                STLVmWrFlowVar(
                    fv_name=u"src",
                    pkt_offset=u"IP.src"
                ),
                STLVmFixIpv4(
                    offset=u"IP"
                )
            ]
        )
        # Direction 1 --> 0
        vm2 = STLScVmRaw(
            [
                  STLVmFlowVar(
                    name=u"mac_dst",
                      min_value=self.nf_nodes,
                      max_value=self.nf_chains*self.nf_nodes,
                      size=1,
                      step=self.nf_nodes,
                      op=u"inc"
                  ),
                  STLVmWrFlowVar(
                      fv_name=u"mac_dst",
                      pkt_offset=4
                  ),
                  STLVmFlowVar(
                      name=u"src",
                      min_value=self.p2_src_start_ip,
                      max_value=self.p2_src_end_ip,
                      size=4,
                      op=u"inc"
                  ),
                  STLVmWrFlowVar(
                      fv_name=u"src",
                      pkt_offset=u"IP.src"
                  ),
                  STLVmFixIpv4(
                      offset=u"IP"
                  )
            ]
        )

        return base_pkt_a, base_pkt_b, vm1, vm2


def register():
    """Register this traffic profile to T-rex.

    Do not change this function.

    :return: Traffic streams.
    :rtype: Object
    """
    return TrafficStreams()