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-rw-r--r--GPL/traffic_profiles/trex/trex-astf-ethip4udp-65536h.py26
1 files changed, 10 insertions, 16 deletions
diff --git a/GPL/traffic_profiles/trex/trex-astf-ethip4udp-65536h.py b/GPL/traffic_profiles/trex/trex-astf-ethip4udp-65536h.py
index 85eaff005c..56215ddece 100644
--- a/GPL/traffic_profiles/trex/trex-astf-ethip4udp-65536h.py
+++ b/GPL/traffic_profiles/trex/trex-astf-ethip4udp-65536h.py
@@ -25,6 +25,10 @@ Traffic profile:
on port 1
- Destination IP address range: source IP address from packet received
on port 1
+
+This is a profile for CPS tests, it only sets up UDP session.
+No delays, no data transfer.
+Keepalive mechanism cannot be disabled, so it is at least set to long waits.
"""
from trex.astf.api import *
@@ -53,8 +57,7 @@ class TrafficProfile(TrafficProfileBaseClass):
# Headers length
self.headers_size = 42 # 14B l2 + 20B ipv4 + 8B udp
- # Required UDP keepalive value for T-Rex
- self.udp_keepalive = 2000 # 2s (2,000 msec)
+ # No need to set keepalive, both programs end just after start&send.
def define_profile(self):
"""Define profile to be used by advanced stateful traffic generator.
@@ -70,27 +73,18 @@ class TrafficProfile(TrafficProfileBaseClass):
# client commands
prog_c = ASTFProgram(stream=False)
- # set the keepalive timer for UDP flows to not close udp session
- # immediately after packet exchange
- prog_c.set_keepalive_msg(self.udp_keepalive)
# send REQ message
prog_c.send_msg(self.udp_req)
- # receive RES message
- prog_c.recv_msg(1)
-
- prog_c.delay(self.udp_keepalive * 1000) # delay is defined in usec
+ # No need to process the response, seeing L2 counter is enough.
+ # Client program can end here.
# server commands
prog_s = ASTFProgram(stream=False)
- # set the keepalive timer for UDP flows to not close udp session
- # immediately after packet exchange
- prog_c.set_keepalive_msg(self.udp_keepalive)
- # receive REQ message
- prog_s.recv_msg(1)
+ # When server instance is created means REQ is visible in L2 counter.
+ # No need to receive explicitly?
# send RES message
prog_s.send_msg(self.udp_res)
-
- prog_s.delay(self.udp_keepalive * 1000) # delay is defined in usec
+ # Server program can end here.
# ip generators
ip_gen_c = ASTFIPGenDist(