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-rwxr-xr-xresources/traffic_scripts/arp_request.py118
-rwxr-xr-xresources/traffic_scripts/ipv4_ping_ttl_check.py6
-rwxr-xr-xresources/traffic_scripts/ipv4_sweep_ping.py112
-rwxr-xr-xresources/traffic_scripts/ipv6_sweep_ping.py2
4 files changed, 234 insertions, 4 deletions
diff --git a/resources/traffic_scripts/arp_request.py b/resources/traffic_scripts/arp_request.py
new file mode 100755
index 0000000000..86a4c015cd
--- /dev/null
+++ b/resources/traffic_scripts/arp_request.py
@@ -0,0 +1,118 @@
+#!/usr/bin/env python
+
+# Copyright (c) 2016 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.
+
+"""Send an ARP request and verify the reply"""
+
+import sys
+
+from scapy.all import Ether, ARP
+
+from resources.libraries.python.PacketVerifier import Interface
+from resources.libraries.python.TrafficScriptArg import TrafficScriptArg
+
+
+def parse_arguments():
+ """Parse arguments of the script passed through command line
+
+ :return: tuple of parsed arguments
+ """
+ args = TrafficScriptArg(['src_if', 'src_mac', 'dst_mac',
+ 'src_ip', 'dst_ip'])
+
+ # check for mandatory parameters
+ params = (args.get_arg('tx_if'),
+ args.get_arg('src_mac'),
+ args.get_arg('dst_mac'),
+ args.get_arg('src_ip'),
+ args.get_arg('dst_ip'))
+ if None in params:
+ raise Exception('Missing mandatory parameter(s)!')
+
+ return params
+
+
+def arp_request_test():
+ """Send ARP request, expect a reply and verify its fields.
+
+ returns: test status
+ """
+ test_passed = False
+ (src_if, src_mac, dst_mac, src_ip, dst_ip) = parse_arguments()
+
+ interface = Interface(src_if)
+
+ # build an ARP request
+ arp_request = (Ether(src=src_mac, dst='ff:ff:ff:ff:ff:ff') /
+ ARP(psrc=src_ip, hwsrc=src_mac, pdst=dst_ip,
+ hwdst='ff:ff:ff:ff:ff:ff'))
+
+ # send the request
+ interface.send_pkt(arp_request)
+
+ try:
+ # wait for APR reply
+ ether = interface.recv_pkt()
+
+ # verify received packet
+
+ if not ether.haslayer(ARP):
+ raise RuntimeError('Unexpected packet: does not contain ARP ' +
+ 'header "{}"'.format(ether.__repr__()))
+
+ arp = ether['ARP']
+ arp_reply = 2
+
+ if arp.op != arp_reply:
+ raise RuntimeError('expected op={}, received {}'.format(arp_reply,
+ arp.op))
+ if arp.ptype != 0x800:
+ raise RuntimeError('expected ptype=0x800, received {}'.
+ format(arp.ptype))
+ if arp.hwlen != 6:
+ raise RuntimeError('expected hwlen=6, received {}'.
+ format(arp.hwlen))
+ if arp.plen != 4:
+ raise RuntimeError('expected plen=4, received {}'.format(arp.plen))
+ if arp.hwsrc != dst_mac:
+ raise RuntimeError('expected hwsrc={}, received {}'.
+ format(dst_mac, arp.hwsrc))
+ if arp.psrc != dst_ip:
+ raise RuntimeError('expected psrc={}, received {}'.
+ format(dst_ip, arp.psrc))
+ if arp.hwdst != src_mac:
+ raise RuntimeError('expected hwdst={}, received {}'.
+ format(src_mac, arp.hwdst))
+ if arp.pdst != src_ip:
+ raise RuntimeError('expected pdst={}, received {}'.
+ format(src_ip, arp.pdst))
+ test_passed = True
+
+ except RuntimeError as ex:
+ print 'Error occurred: {}'.format(ex)
+ finally:
+ interface.close()
+
+ return test_passed
+
+
+def main():
+ """Run the test and collect result"""
+ if arp_request_test():
+ sys.exit(0)
+ else:
+ sys.exit(1)
+
+if __name__ == '__main__':
+ main()
diff --git a/resources/traffic_scripts/ipv4_ping_ttl_check.py b/resources/traffic_scripts/ipv4_ping_ttl_check.py
index 050a1d7b29..1286b46876 100755
--- a/resources/traffic_scripts/ipv4_ping_ttl_check.py
+++ b/resources/traffic_scripts/ipv4_ping_ttl_check.py
@@ -13,7 +13,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
-from scapy.all import *
+from scapy.all import Ether, IP, ICMP
from resources.libraries.python.PacketVerifier \
import Interface, create_gratuitous_arp_request, auto_pad
from optparse import OptionParser
@@ -25,8 +25,8 @@ def check_ttl(ttl_begin, ttl_end, ttl_diff):
if dst_if_defined:
dst_if.close()
raise Exception(
- "TTL changed from {} to {} but decrease by {} expected")\
- .format(ttl_begin, ttl_end, hops)
+ "TTL changed from {} to {} but decrease by {} expected"
+ .format(ttl_begin, ttl_end, hops))
def ckeck_packets_equal(pkt_send, pkt_recv):
diff --git a/resources/traffic_scripts/ipv4_sweep_ping.py b/resources/traffic_scripts/ipv4_sweep_ping.py
new file mode 100755
index 0000000000..4b82a9b03e
--- /dev/null
+++ b/resources/traffic_scripts/ipv4_sweep_ping.py
@@ -0,0 +1,112 @@
+#!/usr/bin/env python
+
+# Copyright (c) 2016 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.
+
+"""Traffic script for IPv4 sweep ping."""
+
+import sys
+import logging
+import os
+logging.getLogger("scapy.runtime").setLevel(logging.ERROR)
+from resources.libraries.python.PacketVerifier import RxQueue, TxQueue,\
+ auto_pad, create_gratuitous_arp_request
+from resources.libraries.python.TrafficScriptArg import TrafficScriptArg
+from scapy.layers.inet import IP, ICMP
+from scapy.all import Ether, Raw
+
+
+def main():
+ # start_size - start size of the ICMPv4 echo data
+ # end_size - end size of the ICMPv4 echo data
+ # step - increment step
+ args = TrafficScriptArg(['src_mac', 'dst_mac', 'src_ip', 'dst_ip',
+ 'start_size', 'end_size', 'step'])
+
+ rxq = RxQueue(args.get_arg('rx_if'))
+ txq = TxQueue(args.get_arg('tx_if'))
+
+ src_mac = args.get_arg('src_mac')
+ dst_mac = args.get_arg('dst_mac')
+ src_ip = args.get_arg('src_ip')
+ dst_ip = args.get_arg('dst_ip')
+ start_size = int(args.get_arg('start_size'))
+ end_size = int(args.get_arg('end_size'))
+ step = int(args.get_arg('step'))
+ echo_id = 0xa
+ # generate some random data buffer
+ data = bytearray(os.urandom(end_size))
+
+ sent_packets = []
+ pkt_send = create_gratuitous_arp_request(src_mac, src_ip)
+ sent_packets.append(pkt_send)
+ txq.send(pkt_send)
+
+ # send ICMP echo request with incremented data length and receive ICMP
+ # echo reply
+ for echo_seq in range(start_size, end_size+1, step):
+ pkt_send = auto_pad(Ether(src=src_mac, dst=dst_mac) /
+ IP(src=src_ip, dst=dst_ip) /
+ ICMP(id=echo_id, seq=echo_seq) /
+ Raw(load=data[0:echo_seq]))
+ sent_packets.append(pkt_send)
+ txq.send(pkt_send)
+
+ ether = rxq.recv(ignore=sent_packets)
+ if ether is None:
+ rxq._proc.terminate()
+ raise RuntimeError(
+ 'ICMP echo reply seq {0} Rx timeout'.format(echo_seq))
+
+ if not ether.haslayer(IP):
+ rxq._proc.terminate()
+ raise RuntimeError(
+ 'Unexpected packet with no IPv4 received {0}'.format(
+ ether.__repr__()))
+
+ ipv4 = ether['IP']
+
+ if not ipv4.haslayer(ICMP):
+ rxq._proc.terminate()
+ raise RuntimeError(
+ 'Unexpected packet with no ICMP received {0}'.format(
+ ipv4.__repr__()))
+
+ icmpv4 = ipv4['ICMP']
+
+ if icmpv4.id != echo_id or icmpv4.seq != echo_seq:
+ rxq._proc.terminate()
+ raise RuntimeError(
+ 'Invalid ICMP echo reply received ID {0} seq {1} should be ' +
+ 'ID {2} seq {3}, {0}'.format(icmpv4.id, icmpv4.seq, echo_id,
+ echo_seq))
+
+ chksum = icmpv4.chksum
+ del icmpv4.chksum
+ tmp = ICMP(str(icmpv4))
+ if tmp.chksum != chksum:
+ rxq._proc.terminate()
+ raise RuntimeError(
+ 'Invalid checksum {0} should be {1}'.format(chksum, tmp.chksum))
+ recv_payload_len = ipv4.len - 20 - 8
+ load = tmp['Raw'].load[0:recv_payload_len]
+ if load != data[0:echo_seq]:
+ rxq._proc.terminate()
+ raise RuntimeError(
+ 'Received ICMP payload does not match sent payload')
+
+ rxq._proc.terminate()
+ sys.exit(0)
+
+if __name__ == "__main__":
+ main()
diff --git a/resources/traffic_scripts/ipv6_sweep_ping.py b/resources/traffic_scripts/ipv6_sweep_ping.py
index 2282f40f78..c79b74d760 100755
--- a/resources/traffic_scripts/ipv6_sweep_ping.py
+++ b/resources/traffic_scripts/ipv6_sweep_ping.py
@@ -58,7 +58,7 @@ def main():
# send ICMPv6 echo request with incremented data length and receive ICMPv6
# echo reply
- for echo_seq in range(start_size, end_size, step):
+ for echo_seq in range(start_size, end_size+1, step):
pkt_send = (Ether(src=src_mac, dst=dst_mac) /
IPv6(src=src_ip, dst=dst_ip) /
ICMPv6EchoRequest(id=echo_id, seq=echo_seq,