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2019-10-03emacs: track improvements in vppapigenDave Barach7-270/+17
2019-07-10emacs: update the vat plugin generatorDave Barach1-17/+1
2019-05-29emacs-skeleton: improve generated .api filesDave Barach3-29/+58
2019-05-29Break out the broom for some cleanup workDave Barach3-17/+27
2019-05-18emacs-lisp: add missing '\' in templateDave Barach1-8/+7
2018-10-31EMACS-LISP-ONLY: fix names of xxx_main_t pointersDave Barach3-29/+32
2018-10-31EMACS-LISP-ONLY: fix boilerplate compile errorDave Barach1-3/+3
2018-10-03LISP ONLY: maintain the make-plugin.sh scriptDave Barach1-3/+14
2018-10-03LISP ONLY: maintain the emacs lisp plugin generatorDave Barach8-98/+70
2018-08-11emacs skeletons: add quad/single, avx2/avx512 supportDave Barach6-6/+329
2018-05-01Add plugin periodic function elisp skeletonDave Barach7-1/+158
2018-04-03Fix bugs in emacs plugin templatesDave Barach2-22/+17
2018-03-12License text cleanupDave Barach17-0/+222
2017-10-03Repair vlib API socket serverDave Barach2-2/+0
2017-04-24Move emacs stuff to extras/Damjan Marion26-0/+3250
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# Copyright (c) 2023 Cisco and/or its affiliates.
#
# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
#
# Licensed under the Apache License 2.0 or
# GNU General Public License v2.0 or later;  you may not use this file
# except in compliance with one of these Licenses. You
# may obtain a copy of the Licenses at:
#
#     http://www.apache.org/licenses/LICENSE-2.0
#     https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
#
# Note: If this file is linked with Scapy, which is GPLv2+, your use of it
# must be under GPLv2+.  If at any point in the future it is no longer linked
# with Scapy (or other GPLv2+ licensed software), you are free to choose
# Apache 2.
#
# 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:
   - Source IP address range:      10.0.0.1
   - Destination IP address range: 20.0.0.0 - 20.0.156.63
 - Direction 1 --> 0:
   - Source IP address range:      20.0.0.1
   - Destination IP address range: 10.0.0.0 - 10.0.156.63
"""

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__()

        self.p1_dst_start_mac = u"02:02:00:00:12:00"

        self.p2_dst_start_mac = u"02:02:00:00:02:00"

        # IPs used in packet headers.
        self.p1_src_start_ip = u"10.0.0.1"
        self.p1_dst_start_ip = u"20.0.0.0"
        self.p1_dst_end_ip = u"20.0.156.63"

        self.p2_src_start_ip = u"20.0.0.1"
        self.p2_dst_start_ip = u"10.0.0.0"
        self.p2_dst_end_ip = u"10.0.156.63"

    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=0,
                    max_value=3,
                    size=1,
                    op=u"inc"
                ),
                STLVmWrFlowVar(
                    fv_name=u"mac_dst",
                    pkt_offset=5
                ),
                STLVmFlowVar(
                    name=u"dst",
                    min_value=self.p1_dst_start_ip,
                    max_value=self.p1_dst_end_ip,
                    size=4,
                    op=u"inc"
                ),
                STLVmWrFlowVar(
                    fv_name=u"dst",
                    pkt_offset=u"IP.dst"
                ),
                STLVmFixIpv4(
                    offset=u"IP"
                )
            ]
        )
        # Direction 1 --> 0
        vm2 = STLScVmRaw(
            [
                STLVmFlowVar(
                    name=u"mac_dst",
                    min_value=0,
                    max_value=3,
                    size=1,
                    op=u"inc"
                ),
                STLVmWrFlowVar(
                    fv_name=u"mac_dst",
                    pkt_offset=5
                ),
                STLVmFlowVar(
                    name=u"dst",
                    min_value=self.p2_dst_start_ip,
                    max_value=self.p2_dst_end_ip,
                    size=4,
                    op=u"inc"
                ),
                STLVmWrFlowVar(
                    fv_name=u"dst",
                    pkt_offset=u"IP.dst"
                ),
                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()