diff options
Diffstat (limited to 'resources/tools/t-rex')
| -rwxr-xr-x | resources/tools/t-rex/t-rex-stateless.py | 118 |
1 files changed, 114 insertions, 4 deletions
diff --git a/resources/tools/t-rex/t-rex-stateless.py b/resources/tools/t-rex/t-rex-stateless.py index 504ef50eef..ae8d187670 100755 --- a/resources/tools/t-rex/t-rex-stateless.py +++ b/resources/tools/t-rex/t-rex-stateless.py @@ -172,12 +172,13 @@ def create_streams_v46(base_pkt_a, base_pkt_b, vm1, vm2, frame_size): return (stream1, stream2, lat_stream1, lat_stream2) + def create_streams(traffic_options, frame_size=64): """Create two IP packets to be used in stream. :param traffic_options: Parameters for packets. :param frame_size: Size of L2 frame. - :type traffic_options: list + :type traffic_options: dict :type frame_size: int :return: Packet instances. :rtype: Tuple of STLPktBuilder @@ -197,13 +198,91 @@ def create_streams(traffic_options, frame_size=64): p1_dst_end_ip = traffic_options['p1_dst_end_ip'] p2_dst_end_ip = traffic_options['p2_dst_end_ip'] - base_pkt_a = Ether()/IP(src=p1_src_start_ip, dst=p1_dst_start_ip, proto=61) - base_pkt_b = Ether()/IP(src=p2_src_start_ip, dst=p2_dst_start_ip, proto=61) + try: + p1_src_start_udp_port = traffic_options['p1_src_start_udp_port'] + p1_src_end_udp_port = traffic_options['p1_src_end_udp_port'] + p1_dst_start_udp_port = traffic_options['p1_dst_start_udp_port'] + p2_src_start_udp_port = traffic_options['p2_src_start_udp_port'] + p2_dst_start_udp_port = traffic_options['p2_dst_start_udp_port'] + p2_dst_end_udp_port = traffic_options['p2_dst_end_udp_port'] + ports_defined = True + except KeyError: + ports_defined = False + + if ports_defined: + base_pkt_a = (Ether() / + IP(src=p1_src_start_ip, dst=p1_dst_start_ip, proto=17) / + UDP(sport=int(p1_src_start_udp_port), + dport=int(p1_dst_start_udp_port))) + base_pkt_b = (Ether() / + IP(src=p2_src_start_ip, dst=p2_dst_start_ip, proto=17) / + UDP(sport=int(p2_src_start_udp_port), + dport=int(p2_dst_start_udp_port))) + else: + base_pkt_a = Ether() / IP(src=p1_src_start_ip, dst=p1_dst_start_ip, + proto=61) + base_pkt_b = Ether() / IP(src=p2_src_start_ip, dst=p2_dst_start_ip, + proto=61) # The following code applies raw instructions to packet (IP src/dst # increment). It splits the generated traffic by "ip_src"/"ip_dst" variable # to cores and fix IPv4 header checksum. - if p1_dst_end_ip and p2_dst_end_ip: + if ports_defined: + if p1_src_start_udp_port != p1_src_end_udp_port and \ + p1_src_start_ip != p1_src_end_ip: + vm1 = STLScVmRaw([ + STLVmTupleGen(ip_min=p1_src_start_ip, + ip_max=p1_src_end_ip, + port_min=int(p1_src_start_udp_port), + port_max=int(p1_src_end_udp_port), + name="tuple"), + STLVmWrFlowVar(fv_name="tuple.ip", pkt_offset="IP.src"), + STLVmFixIpv4(offset="IP"), + STLVmWrFlowVar(fv_name="tuple.port", pkt_offset="UDP.sport") + ]) + vm2 = STLScVmRaw([ + STLVmTupleGen(ip_min=p2_dst_start_ip, + ip_max=p2_dst_start_ip, + port_min=int(p2_dst_start_udp_port), + port_max=int(p2_dst_end_udp_port), + name="tuple"), + STLVmWrFlowVar(fv_name="tuple.ip", pkt_offset="IP.dst"), + STLVmFixIpv4(offset="IP"), + STLVmWrFlowVar(fv_name="tuple.port", pkt_offset="UDP.dport") + ]) + elif p1_src_start_udp_port != p1_src_end_udp_port: + vm1 = STLScVmRaw([ + STLVmFlowVar(name="sport", + min_value=int(p1_src_start_udp_port), + max_value=int(p1_src_end_udp_port), + size=2, op="inc"), + STLVmWrFlowVar(fv_name="sport", pkt_offset="UDP.sport") + ]) + vm2 = STLScVmRaw([ + STLVmFlowVar(name="dport", + min_value=int(p2_dst_start_udp_port), + max_value=int(p2_dst_end_udp_port), + size=2, op="inc"), + STLVmWrFlowVar(fv_name="dport", pkt_offset="UDP.dport") + ]) + elif p1_src_start_udp_port == p1_src_end_udp_port: + vm1 = STLScVmRaw([STLVmFlowVar(name="src", + min_value=p1_src_start_ip, + max_value=p1_src_end_ip, + size=4, op="inc"), + STLVmWrFlowVar(fv_name="src", + pkt_offset="IP.src"), + STLVmFixIpv4(offset="IP"), + ], split_by_field="src") + vm2 = STLScVmRaw([STLVmFlowVar(name="src", + min_value=p2_src_start_ip, + max_value=p2_src_end_ip, + size=4, op="inc"), + STLVmWrFlowVar(fv_name="src", + pkt_offset="IP.src"), + STLVmFixIpv4(offset="IP"), + ], split_by_field="src") + elif p1_dst_end_ip and p2_dst_end_ip: vm1 = STLScVmRaw([STLVmFlowVar(name="dst", min_value=p1_dst_start_ip, max_value=p1_dst_end_ip, @@ -524,6 +603,7 @@ def parse_args(): # help="Port 1 source MAC address") # parser.add_argument("--p1_dst_mac", # help="Port 1 destination MAC address") + parser.add_argument("--p1_src_start_ip", required=True, help="Port 1 source start IP address") parser.add_argument("--p1_src_end_ip", @@ -534,10 +614,26 @@ def parse_args(): parser.add_argument("--p1_dst_end_ip", default=False, help="Port 1 destination end IP address") + + parser.add_argument("--p1_src_start_udp_port", + default=None, + help="Port 1 source start UDP port.") + parser.add_argument("--p1_src_end_udp_port", + default=None, + help="Port 1 source end UDP port.") + + parser.add_argument("--p1_dst_start_udp_port", + default=None, + help="Port 1 destination start UDP port.") + parser.add_argument("--p1_dst_end_udp_port", + default=None, + help="Port 1 destination end UDP port.") + # parser.add_argument("--p2_src_mac", # help="Port 2 source MAC address") # parser.add_argument("--p2_dst_mac", # help="Port 2 destination MAC address") + parser.add_argument("--p2_src_start_ip", required=True, help="Port 2 source start IP address") parser.add_argument("--p2_src_end_ip", @@ -549,6 +645,20 @@ def parse_args(): default=False, help="Port 2 destination end IP address") + parser.add_argument("--p2_src_start_udp_port", + default=None, + help="Port 2 source start UDP port.") + parser.add_argument("--p2_src_end_udp_port", + default=None, + help="Port 2 source end UDP port.") + + parser.add_argument("--p2_dst_start_udp_port", + default=None, + help="Port 2 destination start UDP port.") + parser.add_argument("--p2_dst_end_udp_port", + default=None, + help="Port 2 destination end UDP port.") + return parser.parse_args() |