def api():
"""Demonstrates creating a top level Api instance.
"""
from .snappiserver import SnappiServer
pytest.snappiserver = SnappiServer().start()
import snappi
yield snappi.api(location='http://127.0.0.1:80')
def api():
"""Demonstrates creating a top level Api instance.
"""
from .snappiserver import SnappiServer
pytest.snappiserver = SnappiServer().start()
import snappi
#yield snappi.api(host='http://10.36.75.151:443',ext='ixnetwork')
yield snappi.api(host='http://10.36.82.84:443', ext='ixnetwork')
def _wait_until_ready(self):
api = snappi.api(host='http://127.0.0.1:80')
while True:
try:
api.get_config()
break
except Exception:
pass
time.sleep(.1)
def get_flow_metrics():
global CONFIG
api = snappi.api()
flow_metrics_request = api.flow_metrics_request()
flow_metrics_request.deserialize(request.data.decode('utf-8'))
flow_metrics = api.flow_metrics()
for flow in CONFIG.flows:
flow_metrics.metric(name=flow.name, frames_tx=10000, frames_rx=10000)
return Response(flow_metrics.serialize(),
mimetype='application/json',
status=200)
def get_port_metrics():
global CONFIG
api = snappi.api()
port_metrics_request = api.port_metrics_request()
port_metrics_request.deserialize(request.data.decode('utf-8'))
port_metrics = api.port_metrics()
for port in CONFIG.ports:
port_metrics.metric(name=port.name, frames_tx=10000, frames_rx=10000)
return Response(port_metrics.serialize(),
mimetype='application/json',
status=200)
def set_config():
global CONFIG
config = snappi.api().config()
config.deserialize(request.data.decode('utf-8'))
test = config.options.port_options.location_preemption
if test is not None and isinstance(test, bool) is False:
return Response(status=590,
response=json.dumps({'detail': 'invalid data type'}),
headers={'Content-Type': 'application/json'})
else:
CONFIG = config
return Response(status=200)
def test_hints():
"""Demonstrate hinting of Snappi objects
"""
api = snappi.api()
config = api.config()
p1, p2, p3 = config.ports.port(name='P1').port(name='P2').port(name='P3')
p1 = config.ports[0]
p2 = config.ports[1]
p1, p2, p3 = config.ports
config.ports.port().port()
for port in config.ports:
print(port)
print(p1, p2)
def snappi_api(snappi_api_serv_ip, snappi_api_serv_port):
"""
Fixture for session handle,
for creating snappi objects and making API calls.
Args:
snappi_api_serv_ip (pytest fixture): snappi_api_serv_ip fixture
snappi_api_serv_port (pytest fixture): snappi_api_serv_port fixture.
"""
location = "https://" + snappi_api_serv_ip + ":" + str(
snappi_api_serv_port)
# TODO: Currently extension is defaulted to ixnetwork.
# Going forward, we should be able to specify extension
# from command line while running pytest.
api = snappi.api(location=location, ext="ixnetwork")
yield api
if getattr(api, 'assistant', None) is not None:
api.assistant.Session.remove()
def get_metrics():
global CONFIG
api = snappi.api()
metrics_request = api.metrics_request()
metrics_request.deserialize(request.data.decode('utf-8'))
metrics_response = api.metrics_response()
if metrics_request.choice == 'port':
for port in CONFIG.ports:
metrics_response.port_metrics.metric(name=port.name,
frames_tx=10000,
frames_rx=10000)
elif metrics_request.choice == 'flow':
for flow in CONFIG.flows:
metrics_response.flow_metrics.metric(name=flow.name,
frames_tx=10000,
frames_rx=10000)
return Response(metrics_response.serialize(),
mimetype='application/json',
status=200)
# single import import snappi import re # create the top level api object api = snappi.api() # create a top level config object config = api.config() # add ports to config ports list using factory method tx_port = config.ports.port(name='Tx Port', location='10.36.74.26;02;13') rx_port = config.ports.port(name='Rx Port', location='10.36.74.26;02;14') # add flow to config flows list using factory method flow = config.flows.flow(name='Tx -> Rx Flow') # add a source port and destination port to the flow flow.tx_rx.port.tx_name = tx_port.name flow.tx_rx.port.rx_name = rx_port.name # add flow packet headers to the flow packet using factory methods pkt = flow.packet.ethernet().vlan().ipv4().tcp() # different ways to unpack packet headers eth, _, _, _ = flow.packet eth = flow.packet[0] eth = flow.packet[flow.packet.ETHERNET] ip = pkt[flow.packet.IPV4]
import snappiserver
snappiserver.SnappiServer().start()
# # python type hinting
# from scapy.all import *
# pkt = Ether() / IP() / TCP()
# ether = pkt[Ether] # type: scapy.all.packet
# print(ether.src)
# # alternate separate package called 'hinty'
# TBD: put all classes into one autogenerated file snappi.py
# TBD: import all classes in __init__.py
import snappi
api = snappi.api() # type: snappi.Api
config = api.config()
tx_port, rx_port = config.ports \
.port(name='Tx Port', location='10.36.74.26;02;13') \
.port(name='Rx Port', location='10.36.74.26;02;14')
flow = config.flows.flow(name='Tx -> Rx Flow')[-1]
flow.tx_rx.port.tx_name = tx_port.name
flow.tx_rx.port.rx_name = rx_port.name
flow.size.fixed = 128
flow.rate.pps = 1000
flow.duration.fixed_packets.packets = 10000
# test to demonstrate SnappiList unpacking
flow.packet.ethernet().vlan().ipv4().tcp()
