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authorpmikus <peter.mikus@protonmail.ch>2023-10-12 09:06:06 +0000
committerPeter Mikus <peter.mikus@protonmail.ch>2023-10-12 12:31:56 +0000
commite2c0d2e1481f899ba82a3892694a04a127668b2b (patch)
tree03aa13d40ae3fcddcb2fc701b5b7d5658280d7c3 /GPL/tools/trex
parentf582fb8ee2f221be53b72331a1cca06762358964 (diff)
feat(core): Multilink TRex Sync mode I.
Signed-off-by: Peter Mikus <peter.mikus@protonmail.ch> Change-Id: I9f579385299e69e4d5679ed451ae0b4c30406733
Diffstat (limited to 'GPL/tools/trex')
-rw-r--r--GPL/tools/trex/trex_stl_profile.py104
1 files changed, 51 insertions, 53 deletions
diff --git a/GPL/tools/trex/trex_stl_profile.py b/GPL/tools/trex/trex_stl_profile.py
index 51c9924668..c318674899 100644
--- a/GPL/tools/trex/trex_stl_profile.py
+++ b/GPL/tools/trex/trex_stl_profile.py
@@ -34,7 +34,7 @@ import sys
import time
sys.path.insert(
- 0, u"/opt/trex-core-3.03/scripts/automation/trex_control_plane/interactive/"
+ 0, "/opt/trex-core-3.03/scripts/automation/trex_control_plane/interactive/"
)
from trex.stl.api import STLClient, STLProfile, STLError
@@ -66,7 +66,7 @@ def fmt_latency(lat_min, lat_avg, lat_max, hdrh):
except ValueError:
t_max = int(-1)
- return u"/".join(str(tmp) for tmp in (t_min, t_avg, t_max, hdrh))
+ return "/".join(str(tmp) for tmp in (t_min, t_avg, t_max, hdrh))
def simple_burst(
@@ -126,10 +126,8 @@ def simple_burst(
total_rcvd = 0
total_sent = 0
approximated_duration = 0.0
- lost_a = 0
- lost_b = 0
- lat_a = u"-1/-1/-1/"
- lat_b = u"-1/-1/-1/"
+ lat_a = "-1/-1/-1/"
+ lat_b = "-1/-1/-1/"
# Read the profile:
try:
@@ -149,11 +147,11 @@ def simple_burst(
# Connect to server:
client.connect()
# Prepare our ports (the machine has 0 <--> 1 with static route):
- client.reset(ports=[port_0, port_1])
- client.remove_all_streams(ports=[port_0, port_1])
+ client.reset()
+ client.remove_all_streams()
- if u"macsrc" in profile_file:
- client.set_port_attr(ports=[port_0, port_1], promiscuous=True)
+ if "macsrc" in profile_file:
+ client.set_port_attr(promiscuous=True)
if isinstance(framesize, int):
last_stream_a = int((len(streams) - 2) / 2)
last_stream_b = (last_stream_a * 2)
@@ -176,15 +174,13 @@ def simple_burst(
latency = False
except STLError:
# Disable latency if NIC does not support requested stream type
- print(u"##### FAILED to add latency streams #####")
+ print("##### FAILED to add latency streams #####")
latency = False
# Even for unidir, both ports are needed to see both rx and tx.
ports = [port_0, port_1]
# Clear the stats before injecting:
client.clear_stats()
- lost_a = 0
- lost_b = 0
# Choose rate and start traffic:
client.start(
@@ -216,33 +212,35 @@ def simple_burst(
# Now finish the complete reset.
client.reset()
- print(u"##### Statistics #####")
- print(json.dumps(stats, indent=4, separators=(u",", u": ")))
+ print("##### Statistics #####")
+ print(json.dumps(stats, indent=4, separators=(",", ": ")))
- lost_a = stats[port_0][u"opackets"] - stats[port_1][u"ipackets"]
- lost_b = stats[port_1][u"opackets"] - stats[port_0][u"ipackets"]
+ nr_ports = len(client.ports)
+ for i,j in zip(range(nr_ports)[0::2], range(nr_ports)[1::2]):
+ lost_r = stats[i]["opackets"] - stats[j]["ipackets"]
+ lost_l = stats[j]["opackets"] - stats[i]["ipackets"]
+ print(f"packets lost from {i} --> {j}: {lost_r} pkts")
+ print(f"packets lost from {j} --> {i}: {lost_l} pkts")
# Stats index is not a port number, but "pgid".
+ # We will take latency read from only first link.
if latency:
- lat_obj = stats[u"latency"][0][u"latency"]
+ lat_obj = stats["latency"][0]["latency"]
lat_a = fmt_latency(
- str(lat_obj[u"total_min"]), str(lat_obj[u"average"]),
- str(lat_obj[u"total_max"]), str(lat_obj[u"hdrh"]))
+ str(lat_obj["total_min"]), str(lat_obj["average"]),
+ str(lat_obj["total_max"]), str(lat_obj["hdrh"]))
# Do not bother with the other dir latency if unidir.
if traffic_directions > 1:
- lat_obj = stats[u"latency"][1][u"latency"]
+ lat_obj = stats["latency"][1]["latency"]
lat_b = fmt_latency(
- str(lat_obj[u"total_min"]), str(lat_obj[u"average"]),
- str(lat_obj[u"total_max"]), str(lat_obj[u"hdrh"]))
+ str(lat_obj["total_min"]), str(lat_obj["average"]),
+ str(lat_obj["total_max"]), str(lat_obj["hdrh"]))
- total_sent = stats[0][u"opackets"] + stats[1][u"opackets"]
- total_rcvd = stats[0][u"ipackets"] + stats[1][u"ipackets"]
-
- print(f"\npackets lost from {port_0} --> {port_1}: {lost_a} pkts")
- print(f"packets lost from {port_1} --> {port_0}: {lost_b} pkts")
+ total_rcvd = stats["total"]["ipackets"]
+ total_sent = stats["total"]["opackets"]
except STLError:
- print(u"T-Rex STL runtime error!", file=sys.stderr)
+ print("T-Rex STL runtime error!", file=sys.stderr)
raise
finally:
@@ -256,7 +254,7 @@ def simple_burst(
f"rate={rate!r}; "
f"total_received={total_rcvd}; "
f"total_sent={total_sent}; "
- f"frame_loss={lost_a + lost_b}; "
+ f"frame_loss={total_sent - total_rcvd}; "
f"target_duration={duration!r}; "
f"approximated_duration={approximated_duration!r}; "
f"latency_stream_0(usec)={lat_a}; "
@@ -272,48 +270,48 @@ def main():
"""
parser = argparse.ArgumentParser()
parser.add_argument(
- u"-p", u"--profile", required=True, type=str,
- help=u"Python traffic profile."
+ "-p", "--profile", required=True, type=str,
+ help="Python traffic profile."
)
parser.add_argument(
- u"-d", u"--duration", required=True, type=float,
- help=u"Duration of traffic run."
+ "-d", "--duration", required=True, type=float,
+ help="Duration of traffic run."
)
parser.add_argument(
- u"-s", u"--frame_size", required=True,
- help=u"Size of a Frame without padding and IPG."
+ "-s", "--frame_size", required=True,
+ help="Size of a Frame without padding and IPG."
)
parser.add_argument(
- u"-r", u"--rate", required=True,
- help=u"Traffic rate with included units (pps)."
+ "-r", "--rate", required=True,
+ help="Traffic rate with included units (pps)."
)
parser.add_argument(
- u"--port_0", required=True, type=int,
- help=u"Port 0 on the traffic generator."
+ "--port_0", required=True, type=int,
+ help="Port 0 on the traffic generator."
)
parser.add_argument(
- u"--port_1", required=True, type=int,
- help=u"Port 1 on the traffic generator."
+ "--port_1", required=True, type=int,
+ help="Port 1 on the traffic generator."
)
parser.add_argument(
- u"--async_start", action=u"store_true", default=False,
- help=u"Non-blocking call of the script."
+ "--async_start", action="store_true", default=False,
+ help="Non-blocking call of the script."
)
parser.add_argument(
- u"--latency", action=u"store_true", default=False,
- help=u"Add latency stream."
+ "--latency", action="store_true", default=False,
+ help="Add latency stream."
)
parser.add_argument(
- u"--traffic_directions", type=int, default=2,
- help=u"Send bi- (2) or uni- (1) directional traffic."
+ "--traffic_directions", type=int, default=2,
+ help="Send bi- (2) or uni- (1) directional traffic."
)
parser.add_argument(
- u"--force", action=u"store_true", default=False,
- help=u"Force start regardless of ports state."
+ "--force", action="store_true", default=False,
+ help="Force start regardless of ports state."
)
parser.add_argument(
- u"--delay", required=True, type=float, default=0.0,
- help=u"Delay assumed for traffic, sleep time is increased by this [s]."
+ "--delay", required=True, type=float, default=0.0,
+ help="Delay assumed for traffic, sleep time is increased by this [s]."
)
args = parser.parse_args()
@@ -338,5 +336,5 @@ def main():
)
-if __name__ == u"__main__":
+if __name__ == "__main__":
main()