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authorFlorin Coras <fcoras@cisco.com>2017-10-02 00:18:51 -0700
committerDave Barach <openvpp@barachs.net>2017-10-16 21:41:11 +0000
commit3cbc04bea02fc60471dfe0c671ede3ca42c118c3 (patch)
tree6128beab7dfb01c6221da2f675078078170e75ac /src/scripts/vnet
parent0cb01bde499979066389975ba81670764914cbc2 (diff)
udp: refactor udp code
Change-Id: I44d5c9df7c49b8d4d5677c6d319033b2da3e6b80 Signed-off-by: Florin Coras <fcoras@cisco.com>
Diffstat (limited to 'src/scripts/vnet')
-rwxr-xr-x[-rw-r--r--]src/scripts/vnet/uri/dummy_app.py91
-rw-r--r--src/scripts/vnet/uri/udp6
2 files changed, 72 insertions, 25 deletions
diff --git a/src/scripts/vnet/uri/dummy_app.py b/src/scripts/vnet/uri/dummy_app.py
index ff00f2fc8c6..85ea4dcd474 100644..100755
--- a/src/scripts/vnet/uri/dummy_app.py
+++ b/src/scripts/vnet/uri/dummy_app.py
@@ -3,6 +3,7 @@
import socket
import sys
import time
+import argparse
# action can be reflect or drop
action = "drop"
@@ -32,37 +33,52 @@ def handle_connection (connection, client_address):
connection.sendall(data)
finally:
connection.close()
-
-def run_server(ip, port):
- print("Starting server {}:{}".format(repr(ip), repr(port)))
+def run_tcp_server(ip, port):
+ print("Starting TCP server {}:{}".format(repr(ip), repr(port)))
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server_address = (ip, int(port))
sock.bind(server_address)
sock.listen(1)
-
while True:
connection, client_address = sock.accept()
handle_connection (connection, client_address)
+def run_udp_server(ip, port):
+ print("Starting UDP server {}:{}".format(repr(ip), repr(port)))
+ sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+ sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+ server_address = (ip, int(port))
+ sock.bind(server_address)
+ while True:
+ data, addr = sock.recvfrom(4096)
+ if (action != "drop"):
+ #snd_sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+ sock.sendto (data, addr)
-def prepare_data():
+def run_server(ip, port, proto):
+ if (proto == "tcp"):
+ run_tcp_server(ip, port)
+ elif (proto == "udp"):
+ run_udp_server(ip, port)
+
+def prepare_data(power):
buf = []
- for i in range (0, pow(2, 16)):
+ for i in range (0, pow(2, power)):
buf.append(i & 0xff)
return bytearray(buf)
-def run_client(ip, port):
- print("Starting client {}:{}".format(repr(ip), repr(port)))
+def run_tcp_client(ip, port):
+ print("Starting TCP client {}:{}".format(repr(ip), repr(port)))
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
- server_address = (ip, port)
+ server_address = (ip, int(port))
sock.connect(server_address)
-
- data = prepare_data()
+
+ data = prepare_data(16)
n_rcvd = 0
n_sent = len (data)
try:
sock.sendall(data)
-
+
timeout = time.time() + 2
while n_rcvd < n_sent and time.time() < timeout:
tmp = sock.recv(1500)
@@ -73,28 +89,53 @@ def run_client(ip, port):
print("Difference at byte {}. Sent {} got {}"
.format(n_rcvd + i, data[n_rcvd + i], tmp[i]))
n_rcvd += n_read
-
+
if (n_rcvd < n_sent or n_rcvd > n_sent):
print("Sent {} and got back {}".format(n_sent, n_rcvd))
else:
print("Got back what we've sent!!");
-
+
finally:
sock.close()
-
-def run(mode, ip, port):
+def run_udp_client(ip, port):
+ print("Starting UDP client {}:{}".format(repr(ip), repr(port)))
+ n_packets = 100
+ sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+ server_address = (ip, int(port))
+ data = prepare_data(10)
+ try:
+ for i in range (0, n_packets):
+ sock.sendto(data, server_address)
+ finally:
+ sock.close()
+def run_client(ip, port, proto):
+ if (proto == "tcp"):
+ run_tcp_client(ip, port)
+ elif (proto == "udp"):
+ run_udp_client(ip, port)
+def run(mode, ip, port, proto):
if (mode == "server"):
- run_server (ip, port)
+ run_server (ip, port, proto)
elif (mode == "client"):
- run_client (ip, port)
+ run_client (ip, port, proto)
else:
raise Exception("Unknown mode. Only client and server supported")
if __name__ == "__main__":
- if (len(sys.argv)) < 4:
- raise Exception("Usage: ./dummy_app <mode> <ip> <port> [<action> <test>]")
- if (len(sys.argv) == 6):
- action = sys.argv[4]
- test = int(sys.argv[5])
-
- run (sys.argv[1], sys.argv[2], int(sys.argv[3]))
+ parser = argparse.ArgumentParser()
+ parser.add_argument('-m', action='store', dest='mode')
+ parser.add_argument('-i', action='store', dest='ip')
+ parser.add_argument('-p', action='store', dest='port')
+ parser.add_argument('-proto', action='store', dest='proto')
+ parser.add_argument('-a', action='store', dest='action')
+ parser.add_argument('-t', action='store', dest='test')
+ results = parser.parse_args()
+ action = results.action
+ test = results.test
+ run(results.mode, results.ip, results.port, results.proto)
+ #if (len(sys.argv)) < 4:
+ # raise Exception("Usage: ./dummy_app <mode> <ip> <port> [<action> <test>]")
+ #if (len(sys.argv) == 6):
+ # action = sys.argv[4]
+ # test = int(sys.argv[5])
+ #run (sys.argv[1], sys.argv[2], int(sys.argv[3]))
diff --git a/src/scripts/vnet/uri/udp b/src/scripts/vnet/uri/udp
index c7628f49b13..3ab4292fce6 100644
--- a/src/scripts/vnet/uri/udp
+++ b/src/scripts/vnet/uri/udp
@@ -1,6 +1,12 @@
loop create
set int ip address loop0 6.0.0.1/32
set int state loop0 up
+set int state GigabitEthernet1b/0/0 up
+set int ip address GigabitEthernet1b/0/0 192.168.1.1/24
+
+create host-interface name vpp1
+set int state host-vpp1 up
+set int ip address host-vpp1 6.0.1.1/24
packet-generator new {
name udp