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from trex_stl_lib.api import *
class STLS1(object):
def __init__ (self):
self.mode =0;
self.fsize =64;
def create_pkt_base (self):
t=[
Ether()/IP(src="16.0.0.1",dst="48.0.0.1")/UDP(dport=12,sport=1025),
Ether()/Dot1Q(vlan=12)/IP(src="16.0.0.1",dst="48.0.0.1")/UDP(dport=12,sport=1025),
Ether()/Dot1Q(vlan=12)/Dot1Q(vlan=12)/IP(src="16.0.0.1",dst="48.0.0.1")/UDP(dport=12,sport=1025),
Ether()/Dot1Q(vlan=12)/IP(src="16.0.0.1",dst="48.0.0.1")/TCP(dport=12,sport=1025),
Ether()/Dot1Q(vlan=12)/IPv6(src="::5")/TCP(dport=12,sport=1025),
Ether()/IP()/UDP()/IPv6(src="::5")/TCP(dport=12,sport=1025)
];
return t[self.mode]
def create_stream (self):
# Create base packet and pad it to size
size = self.fsize - 4; # HW will add 4 bytes ethernet FCS
base_pkt = self.create_pkt_base ()
pad = max(0, size - len(base_pkt)) * 'x'
pkt = STLPktBuilder(pkt = base_pkt/pad,
vm = [])
return STLStream(packet = pkt,
mode = STLTXCont())
def get_streams (self, direction = 0, **kwargs):
# create 1 stream
return [ self.create_stream() ]
# dynamic load - used for trex console or simulator
def register():
return STLS1()
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