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using odd veths for packet injection and sniffing in examples

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This commit is contained in:
Antonin Bas 2015-11-15 21:36:45 -08:00
parent ca39826949
commit e81db93021
5 changed files with 7 additions and 7 deletions
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2
examples/TLV_parsing/send_one.py
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@ -3,4 +3,4 @@ from scapy.all import *
p = Ether() / IP(options=IPOption('\x44\x0c\x05\x00\x01\x02\x03\x04\x05\x06\x07\x08') / IPOption('\x82\x0b\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9')) / IPOption('\x00') / TCP() / "aaaaaaaaaaa" p = Ether() / IP(options=IPOption('\x44\x0c\x05\x00\x01\x02\x03\x04\x05\x06\x07\x08') / IPOption('\x82\x0b\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9')) / IPOption('\x00') / TCP() / "aaaaaaaaaaa"
# p.show() # p.show()
hexdump(p) hexdump(p)
sendp(p, iface = "veth0") sendp(p, iface = "veth1")

4
examples/copy_to_cpu/README.md
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@ -24,9 +24,9 @@ We provide a small demo to let you test the program. It consists of the
following scripts: following scripts:
- [run_switch.sh] (run_switch.sh): compile the P4 program and starts the switch, - [run_switch.sh] (run_switch.sh): compile the P4 program and starts the switch,
also configures the data plane by running the CLI [commands] (commands.txt) also configures the data plane by running the CLI [commands] (commands.txt)
- [receive.py] (receive.py): sniff packets on port 3 (veth6) and print a hexdump - [receive.py] (receive.py): sniff packets on port 3 (veth7) and print a hexdump
of them of them
- [send_one.py] (send_one.py): send one simple IPv4 packet on port 0 (veth0) - [send_one.py] (send_one.py): send one simple IPv4 packet on port 0 (veth1)
If you take a look at [commands.txt] (commands.txt), you'll notice the following If you take a look at [commands.txt] (commands.txt), you'll notice the following
command: `mirroring_add 250 3`. This means that all the cloned packets with command: `mirroring_add 250 3`. This means that all the cloned packets with

2
examples/copy_to_cpu/receive.py
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@ -1,3 +1,3 @@
from scapy.all import * from scapy.all import *
sniff(iface = "veth6", prn = lambda x: hexdump(x)) sniff(iface = "veth7", prn = lambda x: hexdump(x))

2
examples/copy_to_cpu/send_one.py
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@ -3,4 +3,4 @@ from scapy.all import *
p = Ether(dst="aa:bb:cc:dd:ee:ff") / IP(dst="10.0.1.10") / TCP() / "aaaaaaaaaaaaaaaaaaa" p = Ether(dst="aa:bb:cc:dd:ee:ff") / IP(dst="10.0.1.10") / TCP() / "aaaaaaaaaaaaaaaaaaa"
# p.show() # p.show()
hexdump(p) hexdump(p)
sendp(p, iface = "veth0") sendp(p, iface = "veth1")

4
examples/meter/send_and_receive.py
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@ -17,7 +17,7 @@ class Receiver(threading.Thread):
big_lock.release() big_lock.release()
def run(self): def run(self):
sniff(iface="veth2", prn=lambda x: self.received(x)) sniff(iface="veth3", prn=lambda x: self.received(x))
def main(): def main():
@ -34,7 +34,7 @@ def main():
while True: while True:
big_lock.acquire() big_lock.acquire()
sendp(p, iface="veth0", verbose=0) sendp(p, iface="veth1", verbose=0)
print "Sent one" print "Sent one"
big_lock.release() big_lock.release()
time.sleep(packet_int) time.sleep(packet_int)