blob: 37c1523d214b1dfa824735d853787dc6ceb89007 [file] [log] [blame]
import unittest
from nose.tools import *
from scapy.all import *
from OnosCtrl import OnosCtrl
from OltConfig import OltConfig
from OnosFlowCtrl import OnosFlowCtrl, get_mac
from onosclidriver import OnosCliDriver
from CordContainer import Container, Onos, Quagga
from CordTestServer import cord_test_onos_restart, cord_test_quagga_restart
from portmaps import g_subscriber_port_map
import threading
import time
import os
import json
log.setLevel('INFO')
class vrouter_exchange(unittest.TestCase):
apps = ('org.onosproject.vrouter', 'org.onosproject.fwd')
device_id = 'of:' + get_mac('ovsbr0')
vrouter_device_dict = { "devices" : {
"{}".format(device_id) : {
"basic" : {
"driver" : "softrouter"
}
}
},
}
zebra_conf = '''
password zebra
log stdout
service advanced-vty
!
debug zebra rib
debug zebra kernel
debug zebra fpm
!
!interface eth1
! ip address 10.10.0.3/16
line vty
exec-timeout 0 0
'''
test_path = os.path.dirname(os.path.realpath(__file__))
quagga_config_path = os.path.join(test_path, '..', 'setup/quagga-config')
onos_config_path = os.path.join(test_path, '..', 'setup/onos-config')
GATEWAY = '172.17.0.50'
MAX_PORTS = 100
@classmethod
def setUpClass(cls):
''' Activate the vrouter apps'''
cls.olt = OltConfig()
cls.port_map = cls.olt.olt_port_map()
if not cls.port_map:
cls.port_map = g_subscriber_port_map
cls.vrouter_host_load(host = cls.GATEWAY)
time.sleep(3)
@classmethod
def tearDownClass(cls):
'''Deactivate the vrouter apps'''
cls.vrouter_host_unload()
def cliEnter(self):
retries = 0
while retries < 3:
self.cli = OnosCliDriver(connect = True)
if self.cli.handle:
break
else:
retries += 1
time.sleep(2)
def cliExit(self):
self.cli.disconnect()
@classmethod
def onos_load_config(cls, config):
status, code = OnosCtrl.config(config)
if status is False:
log.info('JSON request returned status %d' %code)
assert_equal(status, True)
@classmethod
def vrouter_config_get(cls, networks = 4):
vrouter_configs = cls.generate_vrouter_conf(networks = networks)
return vrouter_configs
##ONOS router does not support dynamic reconfigurations
#for config in vrouter_configs:
# cls.onos_load_config(config)
# time.sleep(5)
@classmethod
def vrouter_host_load(cls, host=GATEWAY, iface = 'veth0'):
config_cmds = ( 'ifconfig {0} {1}'.format(iface, host),
'arping -I {0} {1} -c 2'.format(iface, host),
)
for cmd in config_cmds:
os.system(cmd)
@classmethod
def vrouter_host_unload(cls, iface='veth0'):
config_cmds = ('ifconfig {} 0'.format(iface), )
for cmd in config_cmds:
os.system(cmd)
@classmethod
def start_onos(cls, network_cfg = None):
if type(network_cfg) is tuple:
res = []
for v in network_cfg:
res += v.items()
config = dict(res)
else:
config = network_cfg
log.info('Restarting ONOS with new network configuration')
cfg = json.dumps(config)
with open('{}/network-cfg.json'.format(cls.onos_config_path), 'w') as f:
f.write(cfg)
return cord_test_onos_restart()
@classmethod
def start_quagga(cls, networks = 4, gateway = GATEWAY):
log.info('Restarting Quagga container with configuration for %d networks' %(networks))
config = cls.generate_conf(networks = networks, gateway = gateway)
host_config_file = '{}/testrib_gen.conf'.format(Quagga.host_quagga_config)
guest_config_file = os.path.join(Quagga.guest_quagga_config, 'testrib_gen.conf')
with open(host_config_file, 'w') as f:
f.write(config)
cord_test_quagga_restart(config_file = guest_config_file)
@classmethod
def generate_vrouter_conf(cls, networks = 4):
num = 0
start_network = ( 11 << 24) | ( 0 << 16) | ( 0 << 8) | 0
end_network = ( 200 << 24 ) | ( 0 << 16) | (0 << 8) | 0
ports_dict = { 'ports' : {} }
interface_list = []
for n in xrange(start_network, end_network):
if n & 255 == 0:
port_map = ports_dict['ports']
port = num + 1 if num < cls.MAX_PORTS - 1 else cls.MAX_PORTS - 1
device_port_key = '{0}/{1}'.format(cls.device_id, port)
try:
interfaces = port_map[device_port_key]['interfaces']
except:
port_map[device_port_key] = { 'interfaces' : [] }
interfaces = port_map[device_port_key]['interfaces']
ips = '%d.%d.%d.2/24'%( (n >> 24) & 0xff, ( ( n >> 16) & 0xff ), ( (n >> 8 ) & 0xff ) )
if num < cls.MAX_PORTS - 1:
interface_dict = { 'name' : 'b1-{}'.format(port), 'ips': [ips], 'mac' : '00:00:00:00:00:01' }
interfaces.append(interface_dict)
interface_list.append(interface_dict['name'])
else:
interfaces[0]['ips'].append(ips)
num += 1
if num == networks:
break
quagga_dict = { 'apps': { 'org.onosproject.router' : { 'router' : {} } } }
quagga_router_dict = quagga_dict['apps']['org.onosproject.router']['router']
quagga_router_dict['ospfEnabled'] = True
quagga_router_dict['interfaces'] = interface_list
quagga_router_dict['controlPlaneConnectPoint'] = '{0}/{1}'.format(cls.device_id,
networks + 1 if networks < cls.MAX_PORTS else cls.MAX_PORTS )
return (cls.vrouter_device_dict, ports_dict, quagga_dict)
@classmethod
def generate_conf(cls, networks = 4, gateway = GATEWAY):
num = 0
start_network = ( 11 << 24) | ( 0 << 16) | ( 0 << 8) | 0
end_network = ( 200 << 24 ) | ( 0 << 16) | (0 << 8) | 0
net_list = []
for n in xrange(start_network, end_network):
if n & 255 == 0:
net = '%d.%d.%d.0'%( (n >> 24) & 0xff, ( ( n >> 16) & 0xff ), ( (n >> 8 ) & 0xff ) )
net_route = 'ip route {0}/24 {1}'.format(net, gateway)
net_list.append(net_route)
num += 1
if num == networks:
break
zebra_routes = '\n'.join(net_list)
log.info('Zebra routes: \n:%s\n' %cls.zebra_conf + zebra_routes)
return cls.zebra_conf + zebra_routes
@classmethod
def vrouter_activate(cls, deactivate = False):
app = 'org.onosproject.vrouter'
onos_ctrl = OnosCtrl(app)
if deactivate is True:
onos_ctrl.deactivate()
else:
onos_ctrl.activate()
time.sleep(3)
@classmethod
def vrouter_configure(cls, networks = 4):
##Deactivate vrouter
vrouter_configs = cls.vrouter_config_get(networks = networks)
cls.start_onos(network_cfg = vrouter_configs)
##Start quagga
cls.start_quagga(networks = networks, gateway = cls.GATEWAY)
return vrouter_configs
def vrouter_port_send_recv(self, ingress, egress, dst_mac, dst_ip):
src_mac = '00:00:00:00:00:02'
src_ip = '172.17.0.100'
self.success = False
def recv_task():
def recv_cb(pkt):
log.info('Pkt seen with ingress ip %s, egress ip %s' %(pkt[IP].src, pkt[IP].dst))
self.success = True
sniff(count=2, timeout=5,
lfilter = lambda p: IP in p and p[IP].dst == dst_ip and p[IP].src == src_ip,
prn = recv_cb, iface = self.port_map[egress])
t = threading.Thread(target = recv_task)
t.start()
L2 = Ether(src = src_mac, dst = dst_mac)
L3 = IP(src = src_ip, dst = dst_ip)
pkt = L2/L3
log.info('Sending a packet with dst ip %s, dst mac %s on port %s to verify if flows are correct' %
(dst_ip, dst_mac, self.port_map[ingress]))
sendp(pkt, count=50, iface = self.port_map[ingress])
t.join()
assert_equal(self.success, True)
def vrouter_traffic_verify(self, ports_dict, egress_dict):
egress = int(egress_dict['apps']['org.onosproject.router']['router']['controlPlaneConnectPoint'].split('/')[1])
for dev in ports_dict['ports'].keys():
for intf in ports_dict['ports'][dev]['interfaces']:
for ip in intf['ips']:
dst_ip = ip.split('/')[0]
dst_mac = intf['mac']
port = intf['name']
ingress = int(port.split('-')[1])
##Verify if flows are setup by sending traffic across
self.vrouter_port_send_recv(ingress, egress, dst_mac, dst_ip)
def __vrouter_network_verify(self, networks):
_, ports_map, egress_map = self.vrouter_configure(networks = networks)
self.cliEnter()
##Now verify
hosts = json.loads(self.cli.hosts(jsonFormat = True))
log.info('Discovered hosts: %s' %hosts)
routes = json.loads(self.cli.routes(jsonFormat = True))
log.info('Routes: %s' %routes)
assert_equal(len(routes['routes4']), networks)
flows = json.loads(self.cli.flows(jsonFormat = True))
flows = filter(lambda f: f['flows'], flows)
#log.info('Flows: %s' %flows)
assert_not_equal(len(flows), 0)
self.vrouter_traffic_verify(ports_map, egress_map)
self.cliExit()
return True
def test_vrouter_1(self):
'''Test vrouter with 5 routes'''
res = self.__vrouter_network_verify(5)
assert_equal(res, True)
def test_vrouter_2(self):
'''Test vrouter with 50 routes'''
res = self.__vrouter_network_verify(50)
assert_equal(res, True)
def test_vrouter_3(self):
'''Test vrouter with 100 routes'''
res = self.__vrouter_network_verify(100)
assert_equal(res, True)
def test_vrouter_4(self):
'''Test vrouter with 300 routes'''
res = self.__vrouter_network_verify(300)
assert_equal(res, True)
@nottest
def test_vrouter_5(self):
'''Test vrouter with 1000 routes'''
res = self.__vrouter_network_verify(1000)
assert_equal(res, True)
@nottest
def test_vrouter_6(self):
'''Test vrouter with 10000 routes'''
res = self.__vrouter_network_verify(10000)
assert_equal(res, True)
@nottest
def test_vrouter_7(self):
'''Test vrouter with 100000 routes'''
res = self.__vrouter_network_verify(100000)
assert_equal(res, True)
@nottest
def test_vrouter_8(self):
'''Test vrouter with 1000000 routes'''
res = self.__vrouter_network_verify(1000000)
assert_equal(res, True)