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authorTibor Frank <tifrank@cisco.com>2019-11-14 10:06:03 +0100
committerTibor Frank <tifrank@cisco.com>2019-11-21 14:05:37 +0100
commit497f606967363d88b4b36b74859ad360eba9eccd (patch)
tree38da8ab880400168509c2e5cfb4604b9ea1e53f3 /resources/libraries/python/SFC
parente7ad66f3147662973039caaac33015de7e0c6f8c (diff)
NSH_SFC: Remove
Change-Id: Ib7f9dff7bede4f8ec3148f234109132be920de82 Signed-off-by: Tibor Frank <tifrank@cisco.com>
Diffstat (limited to 'resources/libraries/python/SFC')
-rw-r--r--resources/libraries/python/SFC/SFCConstants.py42
-rw-r--r--resources/libraries/python/SFC/SFCTest.py71
-rw-r--r--resources/libraries/python/SFC/SetupSFCTest.py226
-rw-r--r--resources/libraries/python/SFC/TunnelProtocol.py43
-rw-r--r--resources/libraries/python/SFC/VerifyPacket.py213
-rw-r--r--resources/libraries/python/SFC/__init__.py16
6 files changed, 0 insertions, 611 deletions
diff --git a/resources/libraries/python/SFC/SFCConstants.py b/resources/libraries/python/SFC/SFCConstants.py
deleted file mode 100644
index b9eef22788..0000000000
--- a/resources/libraries/python/SFC/SFCConstants.py
+++ /dev/null
@@ -1,42 +0,0 @@
-#!/usr/bin/env python
-# 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.
-
-"""
-This module define some constants.
-"""
-
-class SFCConstants(object):
- """
- Define some constants for the test filed verify.
- """
-
- DEF_SRC_PORT = 1234
- DEF_DST_PORT = 5678
- UDP_PROTOCOL = 17
- VxLAN_UDP_PORT = 4789
- VxLANGPE_UDP_PORT = 4790
- VxLAN_FLAGS = 0x8
- VxLAN_DEFAULT_VNI = 1
- VxLANGPE_FLAGS = 0xc
- VxLANGPE_NEXT_PROTOCOL = 0x4
- VxLANGPE_DEFAULT_VNI = 9
- NSH_HEADER_LENGTH = 0x6
- NSH_DEFAULT_MDTYPE = 0x1
- NSH_NEXT_PROTOCOL = 0x3
- NSH_DEFAULT_NSP = 185
- NSH_DEFAULT_NSI = 255
- NSH_DEFAULT_C1 = 3232248395
- NSH_DEFAULT_C2 = 9
- NSH_DEFAULT_C3 = 3232248392
- NSH_DEFAULT_C4 = 50336437
diff --git a/resources/libraries/python/SFC/SFCTest.py b/resources/libraries/python/SFC/SFCTest.py
deleted file mode 100644
index 3794d3a2a1..0000000000
--- a/resources/libraries/python/SFC/SFCTest.py
+++ /dev/null
@@ -1,71 +0,0 @@
-# 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.
-
-"""
-This module implements functionality which configure and start
-the NSH SFC functional test.
-"""
-
-from resources.libraries.python.ssh import SSH
-from resources.libraries.python.Constants import Constants as con
-from resources.libraries.python.topology import Topology
-
-
-class SFCTest(object):
- """Configure and Start the NSH SFC functional tests."""
-
- @staticmethod
- def config_and_start_sfc_test(dut_node, dut_if1, dut_if2, if1_adj_mac,
- if2_adj_mac, testtype):
- """
- Start the SFC functional on the dut_node.
-
- :param dut_node: Will execute the SFC on this node.
- :param dut_if1: The first ingress interface on the DUT.
- :param dut_if2: The last egress interface on the DUT.
- :param if1_adj_mac: The interface 1 adjacency MAC.
- :param if2_adj_mac: The interface 2 adjacency MAC.
- :param testtype: The SFC functional test type.
- (Classifier, Proxy Inbound, Proxy Outbound, SFF).
- :type dut_node: dict
- :type dut_if1: str
- :type dut_if2: str
- :type if1_adj_mac: str
- :type if2_adj_mac: str
- :type testtype: str
- :raises RuntimeError: If the script execute fails.
- """
-
- vpp_intf_name1 = Topology.get_interface_name(dut_node, dut_if1)
- vpp_intf_name2 = Topology.get_interface_name(dut_node, dut_if2)
-
- ssh = SSH()
- ssh.connect(dut_node)
-
- if testtype == "Classifier":
- exec_shell = "set_sfc_classifier.sh"
- elif testtype == "Proxy Inbound":
- exec_shell = "set_nsh_proxy_inbound.sh"
- elif testtype == "Proxy Outbound":
- exec_shell = "set_nsh_proxy_outbound.sh"
- else:
- exec_shell = "set_sfc_sff.sh"
-
- cmd = 'cd {0}/tests/nsh_sfc/sfc_scripts/ && sudo ./{1} {2} {3} {4} ' \
- '{5}'.format(con.REMOTE_FW_DIR, exec_shell, vpp_intf_name1,
- vpp_intf_name2, if1_adj_mac, if2_adj_mac)
-
- (ret_code, _, _) = ssh.exec_command(cmd, timeout=600)
- if ret_code != 0:
- raise RuntimeError('Failed to execute SFC setup script ' \
- '{0} at node {1}'.format(exec_shell, dut_node['host']))
diff --git a/resources/libraries/python/SFC/SetupSFCTest.py b/resources/libraries/python/SFC/SetupSFCTest.py
deleted file mode 100644
index 7daf49c82d..0000000000
--- a/resources/libraries/python/SFC/SetupSFCTest.py
+++ /dev/null
@@ -1,226 +0,0 @@
-# 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.
-
-"""This module exists to provide setup utilities for the framework on topology
-nodes. All tasks required to be run before the actual tests are started is
-supposed to end up here.
-"""
-
-from shlex import split
-from subprocess import Popen, PIPE, call
-from multiprocessing import Pool
-from tempfile import NamedTemporaryFile
-from os.path import basename
-
-from robot.api import logger
-from robot.libraries.BuiltIn import BuiltIn
-
-from resources.libraries.python.ssh import SSH
-from resources.libraries.python.Constants import Constants as con
-from resources.libraries.python.topology import NodeType
-from resources.libraries.python.topology import Topology
-
-__all__ = ["SetupSFCTest"]
-
-
-def pack_framework_dir():
- """Pack the testing WS into temp file, return its name.
-
- :returns: the temporary package file name.
- :rtype: str
- :raises RuntimeError: If execute the tar command failed.
- """
-
- tmpfile = NamedTemporaryFile(suffix=".tgz", prefix="SFC-testing-")
- file_name = tmpfile.name
- tmpfile.close()
-
- proc = Popen(
- split("tar --exclude-vcs --exclude=./tmp -zcf {0} .".format(file_name)),
- stdout=PIPE, stderr=PIPE)
- (stdout, stderr) = proc.communicate()
-
- logger.debug(stdout)
- logger.debug(stderr)
-
- return_code = proc.wait()
- if return_code != 0:
- raise RuntimeError("Could not pack testing framework.")
-
- return file_name
-
-
-def copy_tarball_to_node(tarball, node):
- """Copy tarball file from local host to remote node.
-
- :param tarball: Path to tarball to upload.
- :param node: Node in the topology where the tarball will be copied to.
- :type tarball: str
- :type node: dict
- :returns: nothing
- """
- logger.console('Copying tarball to {0}'.format(node['host']))
- ssh = SSH()
- ssh.connect(node)
-
- ssh.scp(tarball, "/tmp/")
-
-
-def extract_tarball_at_node(tarball, node):
- """Extract tarball at given node.
-
- Extracts tarball using tar on given node to specific CSIT loocation.
-
- :param tarball: Path to tarball to upload.
- :param node: Dictionary created from topology.
- :type tarball: str
- :type node: dict
- :returns: nothing
- :raises RuntimeError: If unpack the file failed.
- """
- logger.console('Extracting tarball to {0} on {1}'.format(
- con.REMOTE_FW_DIR, node['host']))
- ssh = SSH()
- ssh.connect(node)
-
- cmd = 'sudo rm -rf {1}; mkdir {1} ; tar -zxf {0} -C {1}; ' \
- 'rm -f {0}'.format(tarball, con.REMOTE_FW_DIR)
- (ret_code, _, stderr) = ssh.exec_command(cmd, timeout=30)
- if ret_code != 0:
- logger.error('Unpack error: {0}'.format(stderr))
- raise RuntimeError('Failed to unpack {0} at node {1}'.format(
- tarball, node['host']))
-
-
-def create_env_directory_at_node(node):
- """Create fresh virtualenv to a directory, install pip requirements.
-
- :param node: Dictionary created from topology, will only install in the TG
- :type node: dict
- :returns: nothing
- """
- logger.console('Extracting virtualenv, installing requirements.txt '
- 'on {0}'.format(node['host']))
- ssh = SSH()
- ssh.connect(node)
- (ret_code, stdout, stderr) = ssh.exec_command(
- 'cd {0} && rm -rf env && '
- 'virtualenv --system-site-packages --never-download env && '
- '. env/bin/activate && pip install -r requirements.txt'
- .format(con.REMOTE_FW_DIR), timeout=100)
- if ret_code != 0:
- logger.error('Virtualenv creation error: {0}'.format(stdout + stderr))
- raise RuntimeError('Virtualenv setup failed')
- else:
- logger.console('Virtualenv created on {0}'.format(node['host']))
-
-def install_sfc_test(node):
- """Prepare the NSH SFC test envrionment.
-
- :param node: Dictionary created from topology
- :type node: dict
- :returns: nothing
- """
- logger.console('Install the NSH SFC on {0}'.format(node['host']))
-
- if_name_list = Topology.get_node_interfaces(node)
-
- ssh = SSH()
- ssh.connect(node)
-
- (ret_code, _, stderr) = ssh.exec_command(
- 'cd {0}/tests/nsh_sfc/sfc_scripts/ && ./install_sfc.sh {1} {2}'
- .format(con.REMOTE_FW_DIR, if_name_list[0], if_name_list[1]), \
- timeout=600)
-
- if ret_code != 0:
- logger.error('Install the NSH SFC error: {0}'.format(stderr))
- raise RuntimeError('Install the NSH SFC failed')
- else:
- logger.console('Install the NSH SFC on {0} success!'.
- format(node['host']))
-
-def setup_node(args):
- """Run all set-up methods for a node.
-
- This method is used as map_async parameter. It receives tuple with all
- parameters as passed to map_async function.
-
- :param args: All parameters needed to setup one node.
- :type args: tuple
- :returns: True - success, False - error
- :rtype: bool
- """
- tarball, remote_tarball, node = args
- try:
- copy_tarball_to_node(tarball, node)
- extract_tarball_at_node(remote_tarball, node)
- if node['type'] == NodeType.DUT:
- install_sfc_test(node)
- if node['type'] == NodeType.TG:
- create_env_directory_at_node(node)
- except RuntimeError as exc:
- logger.error("Node setup failed, error:'{0}'".format(exc.message))
- return False
- else:
- logger.console('Setup of node {0} done'.format(node['host']))
- return True
-
-def delete_local_tarball(tarball):
- """Delete local tarball to prevent disk pollution.
-
- :param tarball: Path to tarball to upload.
- :type tarball: str
- :returns: nothing
- """
- call(split('sh -c "rm {0} > /dev/null 2>&1"'.format(tarball)))
-
-
-class SetupSFCTest(object):
- """Setup suite run on topology nodes.
-
- Many VAT/CLI based tests need the scripts at remote hosts before executing
- them. This class packs the whole testing directory and copies it over
- to all nodes in topology under /tmp/
- """
-
- @staticmethod
- def setup_nsh_sfc_test(nodes):
- """Pack the whole directory and extract in temp on each node."""
-
- tarball = pack_framework_dir()
- msg = 'Framework packed to {0}'.format(tarball)
- logger.console(msg)
- logger.trace(msg)
- remote_tarball = "/tmp/{0}".format(basename(tarball))
-
- # Turn off logging since we use multiprocessing
- log_level = BuiltIn().set_log_level('NONE')
- params = ((tarball, remote_tarball, node) for node in nodes.values())
- pool = Pool(processes=len(nodes))
- result = pool.map_async(setup_node, params)
- pool.close()
- pool.join()
-
- # Turn on logging
- BuiltIn().set_log_level(log_level)
-
- logger.info(
- 'Executed node setups in parallel, waiting for processes to end')
- result.wait()
-
- logger.info('Results: {0}'.format(result.get()))
-
- logger.trace('Test framework copied to all topology nodes')
- delete_local_tarball(tarball)
- logger.console('All nodes are ready')
diff --git a/resources/libraries/python/SFC/TunnelProtocol.py b/resources/libraries/python/SFC/TunnelProtocol.py
deleted file mode 100644
index 3248cf9103..0000000000
--- a/resources/libraries/python/SFC/TunnelProtocol.py
+++ /dev/null
@@ -1,43 +0,0 @@
-# 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.
-
-"""
-This module implements the VxLAN/VXLAN-GPE/NSH protocol
-for the packet analyse.
-"""
-from scapy.all import Packet
-from scapy.all import XByteField, ShortField
-from scapy.all import BitField, XBitField, IntField
-
-class VxLAN(Packet):
- """Define the vxlan protocol for the packet analysis."""
- name = "vxlan"
- fields_desc = [XByteField("flags", 0x08), BitField("reserved", 0, 24),
- BitField("vni", 0, 24), XByteField("reserved", 0x00)]
-
-class VxLANGPE(Packet):
- """Define the vxlan-gpe protocol for the packet analysis."""
- name = "vxlan-gpe"
- fields_desc = [XByteField("flags", 0x0c), ShortField("reserved", 0),
- XByteField("nextproto", 0x3), BitField("vni", 0, 24),
- XByteField("reserved", 0x0)]
-
-class NSH(Packet):
- """Define the NSH protocol for the packet analysis."""
- name = "nsh"
- fields_desc = [XBitField("Version", 0x0, 2), XBitField("OAM", 0x0, 1),
- XBitField("Unassigned", 0x0, 1), XBitField("TTL", 0x0, 6),
- XBitField("length", 0x6, 6), XBitField("Unassigned", 0x0, 4),
- XBitField("MDtype", 0x1, 4), XByteField("nextproto", 0x3),
- IntField("nsp_nsi", 0), IntField("c1", 0),
- IntField("c2", 0), IntField("c3", 0), IntField("c4", 0)]
diff --git a/resources/libraries/python/SFC/VerifyPacket.py b/resources/libraries/python/SFC/VerifyPacket.py
deleted file mode 100644
index a13c7601d5..0000000000
--- a/resources/libraries/python/SFC/VerifyPacket.py
+++ /dev/null
@@ -1,213 +0,0 @@
-#!/usr/bin/env python
-# 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.
-
-"""
-This module defines the common functions.
-"""
-
-import ipaddress
-
-from scapy.layers.inet import IP, UDP
-from scapy.all import Raw
-from resources.libraries.python.SFC.SFCConstants import SFCConstants as sfccon
-from resources.libraries.python.SFC.TunnelProtocol import VxLAN, VxLANGPE, NSH
-
-
-def valid_ipv4(ipaddr):
- """Check if IP address has the correct IPv4 address format.
-
- :param ipaddr: IP address.
- :type ipaddr: str
- :returns: True in case of correct IPv4 address format,
- otherwise return False.
- :rtype: bool
- """
- try:
- ipaddress.IPv4Address(unicode(ipaddr))
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
-
-def valid_ipv6(ipaddr):
- """Check if IP address has the correct IPv6 address format.
-
- :param ipaddr: IP address.
- :type ipaddr: str
- :returns: True in case of correct IPv6 address format,
- otherwise return False.
- :rtype: bool
- """
- try:
- ipaddress.IPv6Address(unicode(ipaddr))
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
-
-class VerifyPacket(object):
- """Define some functions for the test filed verify."""
-
- @staticmethod
- def check_vxlan_protocol(payload_data):
- """
- verify the vxlan protocol in the payload data.
-
- :param payload_data: the payload data in the packet.
- :type payload_data: str
- :raises RuntimeError: If the vxlan protocol field verify fails.
- """
- # get the vxlan packet and check it
- vxlan_pkt = VxLAN(payload_data[0:8])
- if vxlan_pkt.flags != sfccon.VxLAN_FLAGS:
- raise RuntimeError("Unexpected Vxlan flags: {0}".
- format(vxlan_pkt.flags))
-
- if vxlan_pkt.vni != sfccon.VxLAN_DEFAULT_VNI:
- raise RuntimeError("Unexpected VNI flag: {0}".format(vxlan_pkt.vni))
-
- @staticmethod
- def check_vxlangpe_nsh_protocol(payload_data, test_type):
- """
- verify the vxlangpe and nsh protocol in the payload data.
-
- :param payload_data: the payload data in the packet.
- :param test_type: the functional test type.
- :type payload_data: str
- :type test_type: str
- :raises RuntimeError: If the vxlangpe and nsh protocol
- field verify fails.
- """
- # get the vxlan-gpe packet and check it
- vxlangpe_pkt = VxLANGPE(payload_data[0:8])
- if vxlangpe_pkt.flags != sfccon.VxLANGPE_FLAGS:
- raise RuntimeError("Unexpected Vxlan-GPE flags: {0}".
- format(vxlangpe_pkt.flags))
-
- if vxlangpe_pkt.nextproto != sfccon.VxLANGPE_NEXT_PROTOCOL:
- raise RuntimeError("next protocol not the NSH")
-
- if vxlangpe_pkt.vni != sfccon.VxLANGPE_DEFAULT_VNI:
- raise RuntimeError("Unexpected VNI flag: {0}".
- format(vxlangpe_pkt.vni))
-
- # get the NSH packet and check it
- nsh_pkt = NSH(payload_data[8:32])
- if nsh_pkt.Version != 0:
- raise RuntimeError("Unexpected NSH version: {0}".
- format(nsh_pkt.Version))
-
- if nsh_pkt.OAM != 0 and nsh_pkt.OAM != 1:
- raise RuntimeError("Unexpected NSH OAM: {0}".
- format(nsh_pkt.OAM))
-
- if nsh_pkt.length != sfccon.NSH_HEADER_LENGTH:
- raise RuntimeError("NSH length {0} incorrect".
- format(nsh_pkt.length))
-
- if nsh_pkt.MDtype != sfccon.NSH_DEFAULT_MDTYPE:
- raise RuntimeError("NSH MD-Type {0} incorrect".
- format(nsh_pkt.MDtype))
-
- if nsh_pkt.nextproto != sfccon.NSH_NEXT_PROTOCOL:
- raise RuntimeError("NSH next protocol {0} incorrect".
- format(nsh_pkt.nextproto))
-
- if test_type == "Proxy Outbound" or test_type == "SFF":
- expect_nsi = sfccon.NSH_DEFAULT_NSI - 1
- else:
- expect_nsi = sfccon.NSH_DEFAULT_NSI
-
- nsp_nsi = nsh_pkt.nsp_nsi
- nsp = nsp_nsi >> 8
- nsi = nsp_nsi & 0x000000FF
- if nsp != sfccon.NSH_DEFAULT_NSP:
- raise RuntimeError("NSH Service Path ID {0} incorrect".format(nsp))
-
- if nsi != expect_nsi:
- raise RuntimeError("NSH Service Index {0} incorrect".format(nsi))
-
- nsh_c1 = nsh_pkt.c1
- if nsh_c1 != sfccon.NSH_DEFAULT_C1:
- raise RuntimeError("NSH c1 {0} incorrect".format(nsh_c1))
-
- nsh_c2 = nsh_pkt.c2
- if nsh_c2 != sfccon.NSH_DEFAULT_C2:
- raise RuntimeError("NSH c2 {0} incorrect".format(nsh_c2))
-
- nsh_c3 = nsh_pkt.c3
- if nsh_c3 != sfccon.NSH_DEFAULT_C3:
- raise RuntimeError("NSH c3 {0} incorrect".format(nsh_c3))
-
- nsh_c4 = nsh_pkt.c4
- if nsh_c4 != sfccon.NSH_DEFAULT_C4:
- raise RuntimeError("NSH c4 {0} incorrect".format(nsh_c4))
-
-
- @staticmethod
- def check_the_nsh_sfc_packet(ether, frame_size, test_type):
- """
- verify the NSH SFC functional test loopback packet field
- is correct.
-
- :param ether: The Ethernet packet data.
- :param frame_size: The origin frame size.
- :param test_type: The test type.
- (Classifier, Proxy Inbound, Proxy Outbound, SFF).
-
- :type ether: scapy.Ether
- :type frame_size: Integer
- :type test_type: str
- :raises RuntimeError: If the packet field verify fails.
- """
-
- origin_size = int(frame_size)
- if test_type == "Classifier":
- expect_pkt_len = origin_size + 74 - 4
- elif test_type == "Proxy Inbound":
- expect_pkt_len = origin_size - 24 - 4
- elif test_type == "Proxy Outbound":
- expect_pkt_len = origin_size + 24 - 4
- else:
- expect_pkt_len = origin_size - 4
-
- recv_pkt_len = len(ether)
- if recv_pkt_len != expect_pkt_len:
- raise RuntimeError("Received packet size {0} not "
- "the expect size {1}".format(recv_pkt_len,
- expect_pkt_len))
-
- if not ether.haslayer(IP):
- raise RuntimeError("Not a IPv4 packet")
-
- pkt_proto = ether[IP].proto
- if pkt_proto != sfccon.UDP_PROTOCOL:
- raise RuntimeError("Not a UDP packet , {0}".format(pkt_proto))
-
- if test_type == "Proxy Inbound":
- expect_udp_port = sfccon.VxLAN_UDP_PORT
- else:
- expect_udp_port = sfccon.VxLANGPE_UDP_PORT
-
- dst_port = ether[UDP].dport
- if dst_port != expect_udp_port:
- raise RuntimeError("UDP dest port must be {0}, {1}".
- format(expect_udp_port, dst_port))
-
- payload_data = ether[Raw].load
-
- if test_type == "Proxy Inbound":
- VerifyPacket.check_vxlan_protocol(payload_data)
- else:
- VerifyPacket.check_vxlangpe_nsh_protocol(payload_data, test_type)
diff --git a/resources/libraries/python/SFC/__init__.py b/resources/libraries/python/SFC/__init__.py
deleted file mode 100644
index e90d968cca..0000000000
--- a/resources/libraries/python/SFC/__init__.py
+++ /dev/null
@@ -1,16 +0,0 @@
-# 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.
-
-"""
-__init__ file for directory resources/libraries/python/SFC
-"""