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 a base packet and pad it to size size = self.fsize - 4; # no 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()