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Diffstat (limited to 'resources/tools/t-rex-stateless-1.88.py')
| -rwxr-xr-x | resources/tools/t-rex-stateless-1.88.py | 294 |
1 files changed, 0 insertions, 294 deletions
diff --git a/resources/tools/t-rex-stateless-1.88.py b/resources/tools/t-rex-stateless-1.88.py deleted file mode 100755 index a04f656fef..0000000000 --- a/resources/tools/t-rex-stateless-1.88.py +++ /dev/null @@ -1,294 +0,0 @@ -#!/usr/bin/python - -# Copyright (c) 2016 Cisco and/or its affiliates. -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at: -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. - -"""This script uses T-REX stateless API to drive t-rex process. - -!!! OUTDATED 1.88 T-REX STATELESS API, USE WITH CAUTION !!! - -Requirements: -- T-REX: https://github.com/cisco-system-traffic-generator/trex-core - - compiled and running T-REX process (eg. ./t-rex-64 -i -c 4) - - trex_stl_lib.api library -- Script must be executed on a node with T-REX instance -- 2 interfaces must be configured in configuretion file /etc/trex_cfg.yaml - -##################### Example of /etc/trex_cfg.yaml ########################## -- port_limit : 2 # numbers of ports to use - version : 2 - interfaces : ["84:00.0","84:00.1"] # PCI address of interfaces - port_info : # set eth mac addr - - dest_mac : [0x90,0xe2,0xba,0x1f,0x97,0xd5] # port 0 - src_mac : [0x90,0xe2,0xba,0x1f,0x97,0xd4] - - dest_mac : [0x90,0xe2,0xba,0x1f,0x97,0xd4] # port 1 - src_mac : [0x90,0xe2,0xba,0x1f,0x97,0xd5] -############################################################################## - -Functionality: -1. Configure traffic on running T-REX instance -2. Clear statistics on all ports -3. Ctart traffic with specified duration -4. Print statistics - -""" - - -import sys, getopt -sys.path.insert(0, "/opt/trex-core-1.88/scripts/api/stl/") - -from trex_stl_api import * - -import dpkt -import json -import string - -def generate_payload(length): - word = '' - alphabet_size = len(string.letters) - for i in range(length): - word += string.letters[(i % alphabet_size)] - return word - -def create_packets(traffic_options, frame_size=64): - - if frame_size < 64: - print "Packet min. size is 64B" - sys.exit(2) - - # build A side packet - pkt_a = STLPktBuilder() - - pkt_a.add_pkt_layer("l2", dpkt.ethernet.Ethernet()) - pkt_a.add_pkt_layer("l3_ip", dpkt.ip.IP()) - pkt_a.add_pkt_layer("l4_udp", dpkt.udp.UDP()) - pkt_a.set_pkt_payload(generate_payload(frame_size - - pkt_a.get_packet_length())) - pkt_a.set_layer_attr("l3_ip", "len", len(pkt_a.get_layer('l3_ip'))) - - # build B side packet - pkt_b = pkt_a.clone() - - p1_src_mac = traffic_options['p1_src_mac'] - p1_dst_mac = traffic_options['p1_dst_mac'] - p1_src_start_ip = traffic_options['p1_src_start_ip'] - p1_src_end_ip = traffic_options['p1_src_end_ip'] - p1_dst_start_ip = traffic_options['p1_dst_start_ip'] - p1_dst_end_ip = traffic_options['p1_dst_end_ip'] - p2_src_mac = traffic_options['p2_src_mac'] - p2_dst_mac = traffic_options['p2_dst_mac'] - p2_src_start_ip = traffic_options['p2_src_start_ip'] - p2_src_end_ip = traffic_options['p2_src_end_ip'] - p2_dst_start_ip = traffic_options['p2_dst_start_ip'] - p2_dst_end_ip = traffic_options['p2_dst_end_ip'] - - pkt_a.set_eth_layer_addr(layer_name="l2", - attr="src", - mac_addr=p1_src_mac) - pkt_a.set_eth_layer_addr(layer_name="l2", - attr="dst", - mac_addr=p1_dst_mac) - pkt_b.set_eth_layer_addr(layer_name="l2", - attr="src", - mac_addr=p2_src_mac) - pkt_b.set_eth_layer_addr(layer_name="l2", - attr="dst", - mac_addr=p2_dst_mac) - - # set IP range for pkt and split it by multiple cores - pkt_a.set_vm_ip_range(ip_layer_name="l3_ip", - ip_field="src", - ip_start=p1_src_start_ip, ip_end=p1_src_end_ip, - operation="inc", - split=True) - - pkt_a.set_vm_ip_range(ip_layer_name="l3_ip", - ip_field="dst", - ip_start=p1_dst_start_ip, ip_end=p1_dst_end_ip, - operation="inc") - - - # build B side packet - pkt_b.set_vm_ip_range(ip_layer_name="l3_ip", - ip_field="src", - ip_start=p2_src_start_ip, ip_end=p2_src_end_ip, - operation="inc", - split=True) - - pkt_b.set_vm_ip_range(ip_layer_name="l3_ip", - ip_field="dst", - ip_start=p2_dst_start_ip, ip_end=p2_dst_end_ip, - operation="inc") - - return(pkt_a, pkt_b) - -def simple_burst(pkt_a, pkt_b, duration=10, rate="1mpps", - warmup=True, warmup_time=5): - - # create client - c = STLClient() - passed = True - - try: - # turn this on for some information - #c.set_verbose("high") - - # create two streams - s1 = STLStream(packet=pkt_a, - mode=STLTXCont(pps=100)) - - # second stream with a phase of 1ms (inter stream gap) - s2 = STLStream(packet=pkt_b, - isg=1000, - mode=STLTXCont(pps=100)) - - - # connect to server - c.connect() - - # prepare our ports (my machine has 0 <--> 1 with static route) - c.reset(ports=[0, 1]) - - # add both streams to ports - c.add_streams(s1, ports=[0]) - c.add_streams(s2, ports=[1]) - - #warmup phase - if warmup == True: - c.clear_stats() - c.start(ports=[0, 1], mult=rate, duration=warmup_time) - c.wait_on_traffic(ports=[0, 1]) - stats = c.get_stats() - print "#####warmup statistics#####" - print json.dumps(stats["port 0"], indent=4, - separators=(',', ': '), sort_keys=True) - print json.dumps(stats["port 1"], indent=4, - separators=(',', ': '), sort_keys=True) - lost_a = stats["port 0"]["opackets"] - stats["port 1"]["ipackets"] - lost_b = stats["port 1"]["opackets"] - stats["port 0"]["ipackets"] - - print "\npackets lost from 0 --> 1: {0} pkts".format(lost_a) - print "packets lost from 1 --> 0: {0} pkts".format(lost_b) - - - # clear the stats before injecting - c.clear_stats() - - # choose rate and start traffic - c.start(ports=[0, 1], mult=rate, duration=duration) - - # block until done - c.wait_on_traffic(ports=[0, 1]) - - # read the stats after the test - stats = c.get_stats() - - print "#####statistics#####" - print json.dumps(stats["port 0"], indent=4, - separators=(',', ': '), sort_keys=True) - print json.dumps(stats["port 1"], indent=4, - separators=(',', ': '), sort_keys=True) - - lost_a = stats["port 0"]["opackets"] - stats["port 1"]["ipackets"] - lost_b = stats["port 1"]["opackets"] - stats["port 0"]["ipackets"] - - total_sent = stats["port 0"]["opackets"] + stats["port 1"]["opackets"] - total_rcvd = stats["port 0"]["ipackets"] + stats["port 1"]["ipackets"] - - print "\npackets lost from 0 --> 1: {0} pkts".format(lost_a) - print "packets lost from 1 --> 0: {0} pkts".format(lost_b) - print "rate={0}, totalReceived={1}, totalSent={2}, frameLoss={3}"\ - .format(rate, total_rcvd, total_sent, lost_a+lost_b) - - if (lost_a == 0) and (lost_b == 0): - passed = True - else: - passed = False - - except STLError as e: - passed = False - print e - - finally: - c.disconnect() - -def print_help(): - - print "args: [-h] -d <duration> -s <size of frame in bytes>"+\ - " [-r] <traffic rate with unit: %, mpps> "+\ - "--p1_src_mac <port1_src_mac> "+\ - "--p1_dst_mac <port1_dst_mac> "+\ - "--p1_src_start_ip <port1_src_start_ip> "+\ - "--p1_src_end_ip <port1_src_end_ip> "+\ - "--p1_dst_start_ip <port1_dst_start_ip> "+\ - "--p1_dst_end_ip <port1_dst_end_ip> "+\ - "--p2_src_mac <port2_src_mac> "+\ - "--p2_dst_mac <port2_dst_mac> "+\ - "--p2_src_start_ip <port2_src_start_ip> "+\ - "--p2_src_end_ip <port2_src_end_ip> "+\ - "--p2_dst_start_ip <port2_dst_start_ip> "+\ - "--p2_dst_end_ip <port2_dst_end_ip>" - - -def main(argv): - - _duration = 10 - _frame_size = 64 - _rate = '1mpps' - _traffic_options = {} - - try: - opts, args = getopt.getopt(argv, "hd:s:r:o:", - ["help", - "p1_src_mac=", - "p1_dst_mac=", - "p1_src_start_ip=", - "p1_src_end_ip=", - "p1_dst_start_ip=", - "p1_dst_end_ip=", - "p2_src_mac=", - "p2_dst_mac=", - "p2_src_start_ip=", - "p2_src_end_ip=", - "p2_dst_start_ip=", - "p2_dst_end_ip="]) - except getopt.GetoptError: - print_help() - sys.exit(2) - for opt, arg in opts: - if opt in ('-h', "--help"): - print_help() - sys.exit() - elif opt == '-d': - _duration = int(arg) - elif opt == '-s': - _frame_size = int(arg) - elif opt == '-r': - _rate = arg - elif opt.startswith( "--p" ): - _traffic_options[opt[2:]] = arg - - print _traffic_options - if len(_traffic_options) != 12: - print "Expected all 12 traffic options" - print_help() - sys.exit(2) - - pkt_a, pkt_b = create_packets(_traffic_options, - frame_size=_frame_size) - - simple_burst(pkt_a, pkt_b, duration=_duration, rate=_rate) - -if __name__ == "__main__": - main(sys.argv[1:]) - |