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from trex_stl_lib.trex_stl_hltapi import STLHltStream
class STLS1(object):
'''
Example number 2 of using HLTAPI from Wentong
Creates Eth/802.1Q/IPv6/UDP stream without VM (if num_of_sessions_per_spoke is 1)
'''
def create_streams (self, direction = 0):
ipv6_tgen_rtr = '2005:0:1::1'
num_of_sessions_per_spoke = 1 # in given example is not passed forward, taking default
ipv6_address_step = '0:0:0:1:0:0:0:0'
ipv6_tgen_hub = '2005:10:1::1'
normaltrafficrate = 0.9
vlan_id = 0 # in given example is not passed forward, taking default
tgen_dst_mac_rtr = '0026.cb0c.6040'
return STLHltStream(
l3_protocol = 'ipv6',
l4_protocol = 'udp',
ipv6_next_header = 17,
l3_length = 200,
transmit_mode= 'continuous',
ipv6_src_addr = ipv6_tgen_rtr,
ipv6_src_mode = 'increment',
ipv6_src_count = num_of_sessions_per_spoke,
ipv6_dst_step = ipv6_address_step,
ipv6_dst_addr = ipv6_tgen_hub,
ipv6_dst_mode = 'fixed',
rate_percent = normaltrafficrate,
vlan_id = vlan_id,
vlan_id_mode = 'increment',
vlan_id_step = 1,
mac_src = '0c00.1110.3101',
mac_dst = tgen_dst_mac_rtr,
)
def get_streams (self, direction = 0):
return self.create_streams(direction)
# dynamic load used for trex console or simulator
def register():
return STLS1()
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