def setup_tx_pipeline(cli, port, spec):
setup_mclasses(cli, globals())
if spec.imix:
pkt_templates = [
_build_pkt(spec, 60),
_build_pkt(spec, 60),
_build_pkt(spec, 60),
_build_pkt(spec, 60),
_build_pkt(spec, 60),
_build_pkt(spec, 60),
_build_pkt(spec, 60),
_build_pkt(spec, 590),
_build_pkt(spec, 590),
_build_pkt(spec, 590),
_build_pkt(spec, 1514)
]
else:
pkt_templates = [_build_pkt(spec, spec.pkt_size)]
num_flows = spec.num_flows
# Setup tx pipeline
return Pipeline([
Source(),
Rewrite(templates=pkt_templates),
RandomUpdate(fields=[{
'offset': 30,
'size': 4,
'min': 0x0a000001,
'max': 0x0a000001 + num_flows - 1
}]),
IPChecksum()
])
def setup_tx_pipeline(cli, port, spec):
setup_mclasses(cli, globals())
SEQNO = 12345
PORT_HTTP = 80
eth = scapy.Ether(src=spec.src_mac, dst=spec.dst_mac)
ip = scapy.IP(src=spec.src_ip, dst=spec.dst_ip)
tcp = scapy.TCP(sport=spec.src_port, dport=PORT_HTTP, seq=SEQNO)
payload_prefix = 'GET /pub/WWW/TheProject.html HTTP/1.1\r\nHost: www.'
payload = payload_prefix + 'aaa.com\r\n\r\n'
pkt_headers = eth / ip / tcp
pkt_template = str(eth / ip / tcp / payload)
num_cores = len(spec.tx_cores)
flows_per_core = spec.num_flows / num_cores
if spec.pps is not None:
pps_per_core = spec.pps / num_cores
else:
pps_per_core = 5e6
return Pipeline([
FlowGen(template=pkt_template, pps=pps_per_core,
flow_rate=flows_per_core, flow_duration=5,
arrival='uniform', duration='uniform',
quick_rampup=False),
RandomUpdate(fields=[{'offset': len(pkt_headers) + len(payload_prefix),
'size': 1, 'min': 97, 'max': 122}]),
RandomUpdate(fields=[{'offset': len(pkt_headers) + \
len(payload_prefix) + 1,
'size': 1, 'min': 97, 'max': 122}]),
IPChecksum()
])
def setup_tx_pipeline(cli, port, spec):
setup_mclasses(cli, globals())
eth = scapy.Ether(src=spec.src_mac, dst=spec.dst_mac)
ip = scapy.IP(src=spec.src_ip, dst=spec.dst_ip)
tcp = scapy.TCP(sport=spec.src_port, dport=12345, seq=12345)
payload = "meow"
DEFAULT_TEMPLATE = str(eth / ip / tcp / payload)
if spec.flow_rate is None:
spec.flow_rate = spec.num_flows / spec.flow_duration
num_cores = len(spec.tx_cores)
flows_per_core = spec.num_flows / num_cores
if spec.pps is not None:
pps_per_core = spec.pps / num_cores
else:
pps_per_core = 5e6
# Setup tx pipeline
return Pipeline([
FlowGen(template=DEFAULT_TEMPLATE,
pps=pps_per_core,
flow_rate=flows_per_core,
flow_duration=spec.flow_duration,
arrival=spec.arrival,
duration=spec.duration,
quick_rampup=True),
IPChecksum()
])
def setup_rx_pipeline(cli, port, spec):
setup_mclasses(cli, globals())
return Pipeline([Sink()])