diff options
Diffstat (limited to 'resources/tools/trex/trex_stateless_profile.py')
| -rwxr-xr-x | resources/tools/trex/trex_stateless_profile.py | 188 |
1 files changed, 93 insertions, 95 deletions
diff --git a/resources/tools/trex/trex_stateless_profile.py b/resources/tools/trex/trex_stateless_profile.py index b888bcdea9..9233f6a5f1 100755 --- a/resources/tools/trex/trex_stateless_profile.py +++ b/resources/tools/trex/trex_stateless_profile.py @@ -22,8 +22,9 @@ import argparse import json import sys -sys.path.insert(0, "/opt/trex-core-2.61/scripts/automation/" - "trex_control_plane/interactive/") +sys.path.insert( + 0, "/opt/trex-core-2.61/scripts/automation/trex_control_plane/interactive/" +) from trex.stl.api import * @@ -54,11 +55,12 @@ def fmt_latency(lat_min, lat_avg, lat_max, hdrh): except ValueError: t_max = int(-1) - return "/".join(str(tmp) for tmp in (t_min, t_avg, t_max, hdrh)) + return u"/".join(str(tmp) for tmp in (t_min, t_avg, t_max, hdrh)) -def simple_burst(profile_file, duration, framesize, rate, warmup_time, port_0, - port_1, latency, async_start=False, traffic_directions=2): +def simple_burst( + profile_file, duration, framesize, rate, warmup_time, port_0, port_1, + latency, async_start=False, traffic_directions=2): """Send traffic and measure packet loss and latency. Procedure: @@ -102,17 +104,18 @@ def simple_burst(profile_file, duration, framesize, rate, warmup_time, port_0, total_sent = 0 lost_a = 0 lost_b = 0 - lat_a = "-1/-1/-1/" - lat_b = "-1/-1/-1/" + lat_a = u"-1/-1/-1/" + lat_b = u"-1/-1/-1/" # Read the profile: try: - print("### Profile file:\n{}".format(profile_file)) - profile = STLProfile.load(profile_file, direction=0, port_id=0, - framesize=framesize) + print(f"### Profile file:\n{profile_file}") + profile = STLProfile.load( + profile_file, direction=0, port_id=0, framesize=framesize + ) streams = profile.get_streams() except STLError as err: - print("Error while loading profile '{0}' {1}".format(profile_file, err)) + print(f"Error while loading profile '{profile_file}' {err!r}") sys.exit(1) try: @@ -124,7 +127,7 @@ def simple_burst(profile_file, duration, framesize, rate, warmup_time, port_0, client.reset(ports=[port_0, port_1]) client.remove_all_streams(ports=[port_0, port_1]) - if "macsrc" in profile_file: + if u"macsrc" in profile_file: client.set_port_attr(ports=[port_0, port_1], promiscuous=True) if isinstance(framesize, int): client.add_streams(streams[0], ports=[port_0]) @@ -144,7 +147,7 @@ def simple_burst(profile_file, duration, framesize, rate, warmup_time, port_0, latency = False except STLError: # Disable latency if NIC does not support requested stream type - print("##### FAILED to add latency streams #####") + print(u"##### FAILED to add latency streams #####") latency = False ports = [port_0] if traffic_directions > 1: @@ -167,18 +170,16 @@ def simple_burst(profile_file, duration, framesize, rate, warmup_time, port_0, # Read the stats after the test: stats = client.get_stats() - print("##### Warmup statistics #####") - print(json.dumps(stats, indent=4, separators=(',', ': '))) + print(u"##### Warmup statistics #####") + print(json.dumps(stats, indent=4, separators=(u",", u": "))) - lost_a = stats[port_0]["opackets"] - stats[port_1]["ipackets"] + lost_a = stats[port_0][u"opackets"] - stats[port_1][u"ipackets"] if traffic_directions > 1: - lost_b = stats[port_1]["opackets"] - stats[port_0]["ipackets"] + lost_b = stats[port_1][u"opackets"] - stats[port_0][u"ipackets"] - print("\npackets lost from {p_0} --> {p_1}: {v} pkts".format( - p_0=port_0, p_1=port_1, v=lost_a)) + print(f"\npackets lost from {port_0} --> {port_1}: {lost_a} pkts") if traffic_directions > 1: - print("packets lost from {p_1} --> {p_0}: {v} pkts".format( - p_0=port_0, p_1=port_1, v=lost_b)) + print(f"packets lost from {port_1} --> {port_0}: {lost_b} pkts") # Clear the stats before injecting: client.clear_stats() @@ -191,10 +192,10 @@ def simple_burst(profile_file, duration, framesize, rate, warmup_time, port_0, if async_start: # For async stop, we need to export the current snapshot. xsnap0 = client.ports[0].get_xstats().reference_stats - print("Xstats snapshot 0: {s!r}".format(s=xsnap0)) + print(f"Xstats snapshot 0: {xsnap0!r}") if traffic_directions > 1: xsnap1 = client.ports[1].get_xstats().reference_stats - print("Xstats snapshot 1: {s!r}".format(s=xsnap1)) + print(f"Xstats snapshot 1: {xsnap1!r}") else: # Block until done: client.wait_on_traffic(ports=ports, timeout=duration+30) @@ -206,38 +207,36 @@ def simple_burst(profile_file, duration, framesize, rate, warmup_time, port_0, # Read the stats after the test stats = client.get_stats() - print("##### Statistics #####") - print(json.dumps(stats, indent=4, separators=(',', ': '))) + print(u"##### Statistics #####") + print(json.dumps(stats, indent=4, separators=(u",", u": "))) - lost_a = stats[port_0]["opackets"] - stats[port_1]["ipackets"] + lost_a = stats[port_0][u"opackets"] - stats[port_1][u"ipackets"] if traffic_directions > 1: - lost_b = stats[port_1]["opackets"] - stats[port_0]["ipackets"] + lost_b = stats[port_1][u"opackets"] - stats[port_0][u"ipackets"] # Stats index is not a port number, but "pgid". # TODO: Find out what "pgid" means. if latency: - lat_obj = stats["latency"][0]["latency"] + lat_obj = stats[u"latency"][0][u"latency"] lat_a = fmt_latency( - str(lat_obj["total_min"]), str(lat_obj["average"]), - str(lat_obj["total_max"]), str(lat_obj["hdrh"])) + str(lat_obj[u"total_min"]), str(lat_obj[u"average"]), + str(lat_obj[u"total_max"]), str(lat_obj[u"hdrh"])) if traffic_directions > 1: - lat_obj = stats["latency"][1]["latency"] + lat_obj = stats[u"latency"][1][u"latency"] lat_b = fmt_latency( - str(lat_obj["total_min"]), str(lat_obj["average"]), - str(lat_obj["total_max"]), str(lat_obj["hdrh"])) + str(lat_obj[u"total_min"]), str(lat_obj[u"average"]), + str(lat_obj[u"total_max"]), str(lat_obj[u"hdrh"])) if traffic_directions > 1: - total_sent = stats[0]["opackets"] + stats[1]["opackets"] - total_rcvd = stats[0]["ipackets"] + stats[1]["ipackets"] + total_sent = stats[0][u"opackets"] + stats[1][u"opackets"] + total_rcvd = stats[0][u"ipackets"] + stats[1][u"ipackets"] else: - total_sent = stats[port_0]["opackets"] - total_rcvd = stats[port_1]["ipackets"] + total_sent = stats[port_0][u"opackets"] + total_rcvd = stats[port_1][u"ipackets"] - print("\npackets lost from {p_0} --> {p_1}: {v} pkts".format( - p_0=port_0, p_1=port_1, v=lost_a)) + print(f"\npackets lost from {port_0} --> {port_1}: {lost_a} pkts") if traffic_directions > 1: - print("packets lost from {p_1} --> {p_0}: {v} pkts".format( - p_0=port_0, p_1=port_1, v=lost_b)) + print(f"packets lost from {port_1} --> {port_0}: {lost_b} pkts") except STLError as ex_error: print(ex_error, file=sys.stderr) @@ -250,11 +249,12 @@ def simple_burst(profile_file, duration, framesize, rate, warmup_time, port_0, else: if client: client.disconnect() - print("rate={0!r}, totalReceived={1}, totalSent={2}, " - "frameLoss={3}, latencyStream0(usec)={4}, " - "latencyStream1(usec)={5}, targetDuration={d!r}". - format(rate, total_rcvd, total_sent, lost_a + lost_b, - lat_a, lat_b, d=duration)) + print( + f"rate={rate!r}, totalReceived={total_rcvd}, " + f"totalSent={total_sent}, frameLoss={lost_a + lost_b}, " + f"latencyStream0(usec)={lat_a}, latencyStream1(usec)={lat_b}, " + f"targetDuration={duration!r}" + ) def main(): @@ -264,44 +264,46 @@ def main(): function. """ parser = argparse.ArgumentParser() - parser.add_argument("-p", "--profile", - required=True, - type=str, - help="Python traffic profile.") - parser.add_argument("-d", "--duration", - required=True, - type=float, - help="Duration of traffic run.") - parser.add_argument("-s", "--frame_size", - required=True, - help="Size of a Frame without padding and IPG.") - parser.add_argument("-r", "--rate", - required=True, - help="Traffic rate with included units (%, pps).") - parser.add_argument("-w", "--warmup_time", - type=float, - default=5.0, - help="Traffic warm-up time in seconds, 0 = disable.") - parser.add_argument("--port_0", - required=True, - type=int, - help="Port 0 on the traffic generator.") - parser.add_argument("--port_1", - required=True, - type=int, - help="Port 1 on the traffic generator.") - parser.add_argument("--async_start", - action="store_true", - default=False, - help="Non-blocking call of the script.") - parser.add_argument("--latency", - action="store_true", - default=False, - help="Add latency stream.") - parser.add_argument("--traffic_directions", - type=int, - default=2, - help="Send bi- (2) or uni- (1) directional traffic.") + parser.add_argument( + u"-p", u"--profile", required=True, type=str, + help=u"Python traffic profile." + ) + parser.add_argument( + u"-d", u"--duration", required=True, type=float, + help=u"Duration of traffic run." + ) + parser.add_argument( + u"-s", u"--frame_size", required=True, + help=u"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)." + ) + parser.add_argument( + u"-w", u"--warmup_time", type=float, default=5.0, + help=u"Traffic warm-up time in seconds, 0 = disable." + ) + parser.add_argument( + u"--port_0", required=True, type=int, + help=u"Port 0 on the traffic generator." + ) + parser.add_argument( + u"--port_1", required=True, type=int, + help=u"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." + ) + parser.add_argument( + u"--latency", action=u"store_true", default=False, + help=u"Add latency stream." + ) + parser.add_argument( + u"--traffic_directions", type=int, default=2, + help=u"Send bi- (2) or uni- (1) directional traffic." + ) args = parser.parse_args() @@ -310,17 +312,13 @@ def main(): except ValueError: framesize = args.frame_size - simple_burst(profile_file=args.profile, - duration=args.duration, - framesize=framesize, - rate=args.rate, - warmup_time=args.warmup_time, - port_0=args.port_0, - port_1=args.port_1, - latency=args.latency, - async_start=args.async_start, - traffic_directions=args.traffic_directions) + simple_burst( + profile_file=args.profile, duration=args.duration, framesize=framesize, + rate=args.rate, warmup_time=args.warmup_time, port_0=args.port_0, + port_1=args.port_1, latency=args.latency, async_start=args.async_start, + traffic_directions=args.traffic_directions + ) -if __name__ == '__main__': +if __name__ == u"__main__": main() |