No need to implement the same two functions in 5 places.
Change-Id: I7bbcfaba18030a0520aaef5dcf06ed155bcf806b
Signed-off-by: Vratko Polak <vrpolak@cisco.com>
--- /dev/null
+#!/usr/bin/env python3
+
+# Copyright (c) 2021 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.
+
+"""Functions simplifying address validation."""
+
+import ipaddress
+
+
+def valid_ipv4(ip_address):
+ """Check IPv4 address.
+
+ :param ip_address: IPv4 address to check.
+ :type ip_address: str
+ :returns: True if IP address is correct.
+ :rtype: bool
+ """
+ try:
+ ipaddress.IPv4Address(ip_address)
+ return True
+ except (AttributeError, ipaddress.AddressValueError):
+ return False
+
+
+def valid_ipv6(ip_address):
+ """Check IPv6 address.
+
+ :param ip_address: IPv6 address to check.
+ :type ip_address: str
+ :returns: True if IP address is correct.
+ :rtype: bool
+ """
+ try:
+ ipaddress.IPv6Address(ip_address)
+ return True
+ except (AttributeError, ipaddress.AddressValueError):
+ return False
"""
import sys
-import ipaddress
from scapy.all import bind_layers, Packet
from scapy.fields import FlagsField, BitField, IntField
from ..PacketVerifier import RxQueue, TxQueue
from ..TrafficScriptArg import TrafficScriptArg
+from ..ValidIp import valid_ipv4, valid_ipv6
class LispHeader(Packet):
name = u"Lisp Inner Layer - IPv6"
-def valid_ipv4(ip_address):
- """Check IPv4 address.
-
- :param ip_address: IPv4 address to check.
- :type ip_address: str
- :returns: True if IP address is correct.
- :rtype: bool
- """
- try:
- ipaddress.IPv4Address(ip_address)
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
-
-def valid_ipv6(ip_address):
- """Check IPv6 address.
-
- :param ip_address: IPv6 address to check.
- :type ip_address: str
- :returns: True if IP address is correct.
- :rtype: bool
- """
- try:
- ipaddress.IPv6Address(ip_address)
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
-
def main():
"""Send IP ICMP packet from one traffic generator interface to the other.
"""
import sys
-import ipaddress
from scapy.all import bind_layers, Packet
from scapy.fields import FlagsField, BitField, XBitField, IntField
from ..PacketVerifier import RxQueue, TxQueue
from ..TrafficScriptArg import TrafficScriptArg
+from ..ValidIp import valid_ipv4, valid_ipv6
class LispGPEHeader(Packet):
"""
-def valid_ipv4(ip_address):
- """Check IPv4 address.
-
- :param ip_address: IPv4 address to check.
- :type ip_address: str
- :returns: True if IP address is correct.
- :rtype: bool
- """
- try:
- ipaddress.IPv4Address(ip_address)
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
-
-def valid_ipv6(ip_address):
- """Check IPv6 address.
-
- :param ip_address: IPv6 address to check.
- :type ip_address: str
- :returns: True if IP address is correct.
- :rtype: bool
- """
- try:
- ipaddress.IPv6Address(ip_address)
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
-
def main():
"""Send IP ICMP packet from one traffic generator interface to the other.
import sys
-import ipaddress
-
from scapy.layers.inet import IP, TCP, UDP
from scapy.layers.inet6 import IPv6, ICMPv6ND_NS, ICMPv6MLReport2, ICMPv6ND_RA
from scapy.layers.l2 import Ether
from .PacketVerifier import RxQueue, TxQueue
from .TrafficScriptArg import TrafficScriptArg
-
-
-def valid_ipv4(ip_address):
- """Check IPv4 address.
-
- :param ip_address: IPv4 address to check.
- :type ip_address: str
- :returns: True if IP address is correct.
- :rtype: bool
- """
- try:
- ipaddress.IPv4Address(ip_address)
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
-
-def valid_ipv6(ip_address):
- """Check IPv6 address.
-
- :param ip_address: IPv6 address to check.
- :type ip_address: str
- :returns: True if IP address is correct.
- :rtype: bool
- """
- try:
- ipaddress.IPv6Address(ip_address)
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
+from .ValidIp import valid_ipv4, valid_ipv6
def main():
"""Traffic script that sends an IP ICMPv4 or ICMPv6."""
import sys
-import ipaddress
from scapy.layers.inet import ICMP, IP
from scapy.layers.inet6 import ICMPv6EchoRequest, ICMPv6EchoReply,\
from .PacketVerifier import RxQueue, TxQueue
from .TrafficScriptArg import TrafficScriptArg
-
-
-def valid_ipv4(ip_address):
- """Check IPv4 address.
-
- :param ip_address: IPv4 address to check.
- :type ip_address: str
- :returns: True if IP address is correct.
- :rtype: bool
- """
- try:
- ipaddress.IPv4Address(ip_address)
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
-
-def valid_ipv6(ip_address):
- """Check IPv6 address.
-
- :param ip_address: IPv6 address to check.
- :type ip_address: str
- :returns: True if IP address is correct.
- :rtype: bool
- """
- try:
- ipaddress.IPv6Address(ip_address)
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
+from .ValidIp import valid_ipv4, valid_ipv6
def main():
import sys
-import ipaddress
-
from robot.api import logger
from scapy.layers.inet import IP
from scapy.layers.inet6 import IPv6, ICMPv6ND_NS, ICMPv6MLReport2, ICMPv6ND_RA
from .PacketVerifier import RxQueue, TxQueue
from .TrafficScriptArg import TrafficScriptArg
-
-
-def valid_ipv4(ip_address):
- """Check IPv4 address.
-
- :param ip_address: IPv4 address to check.
- :type ip_address: str
- :returns: True if IP address is correct.
- :rtype: bool
- """
- try:
- ipaddress.IPv4Address(ip_address)
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
-
-def valid_ipv6(ip_address):
- """Check IPv6 address.
-
- :param ip_address: IPv6 address to check.
- :type ip_address: str
- :returns: True if IP address is correct.
- :rtype: bool
- """
- try:
- ipaddress.IPv6Address(ip_address)
- return True
- except (AttributeError, ipaddress.AddressValueError):
- return False
-
+from .ValidIp import valid_ipv4, valid_ipv6
def main():
"""Send IP/IPv6 packet from one traffic generator interface to the other."""