From 06dbed66bb0302f0a4c11fe5b7e65ee323498d55 Mon Sep 17 00:00:00 2001 From: Hanoh Haim Date: Thu, 11 Feb 2016 18:06:29 +0200 Subject: support split by var --- scripts/stl/udp_1pkt_tuple_gen_split.py | 48 +++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 scripts/stl/udp_1pkt_tuple_gen_split.py (limited to 'scripts/stl') diff --git a/scripts/stl/udp_1pkt_tuple_gen_split.py b/scripts/stl/udp_1pkt_tuple_gen_split.py new file mode 100644 index 00000000..5a6feb4d --- /dev/null +++ b/scripts/stl/udp_1pkt_tuple_gen_split.py @@ -0,0 +1,48 @@ +from trex_stl_lib.api import * + + +# split the range of IP to cores +# +class STLS1(object): + + def __init__ (self): + self.fsize =64; + + def create_stream (self): + # create a base packet and pad it to size + size = self.fsize - 4; # no FCS + + base_pkt = Ether()/IP(src="16.0.0.1",dst="48.0.0.1")/UDP(dport=12,sport=1025) + + pad = max(0, size - len(base_pkt)) * 'x' + + vm = CTRexScRaw( [ STLVmTupleGen ( ip_min="16.0.0.1", ip_max="16.0.0.10", + port_min=1025, port_max=65535, + name="tuple"), # define tuple gen + + STLVmWrFlowVar (fv_name="tuple.ip", pkt_offset= "IP.src" ), # write ip to packet IP.src + STLVmFixIpv4(offset = "IP"), # fix checksum + STLVmWrFlowVar (fv_name="tuple.port", pkt_offset= "UDP.sport" ) #write udp.port + ] + ,split_by_field = "tuple" # split to cores base on the tuple generator + ); + + pkt = STLPktBuilder(pkt = base_pkt/pad, + vm = vm) + + return STLStream(packet = pkt, + mode = STLTXCont()) + + + + def get_streams (self, direction = 0): + # create 1 stream + return [ self.create_stream() ] + + +# dynamic load - used for trex console or simulator +def register(): + return STLS1() + + + -- cgit 1.2.3-korg