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#
# Copyright 2016-present Ciena Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import unittest
from nose.tools import *
from nose.twistedtools import reactor, deferred
from twisted.internet import defer
from scapy.all import *
import time
import copy
from DHCP import DHCPTest
from OltConfig import *
from OnosCtrl import OnosCtrl
from portmaps import g_subscriber_port_map
from CordLogger import CordLogger
from CordTestConfig import setup_module
log.setLevel('INFO')
class dhcp_exchange(CordLogger):
dhcp_server_config = {
"ip": "10.1.11.50",
"mac": "ca:fe:ca:fe:ca:fe",
"subnet": "255.255.252.0",
"broadcast": "10.1.11.255",
"router": "10.1.8.1",
"domain": "8.8.8.8",
"ttl": "63",
"delay": "2",
"startip": "10.1.11.51",
"endip": "10.1.11.100"
}
STARTIP = "10.10.10.40"
ENDIP = "10.10.10.41"
IP = "10.10.10.2"
MAC = "ca:fe:ca:fe:ca:fe"
SUBNET = "255.255.255.0"
BROADCAST = "10.10.10.255"
ROUTER = "10.10.10.1"
app = 'org.onosproject.dhcp'
ip_count = 0
failure_count = 0
start_time = 0
diff = 0
transaction_count = 0
transactions = 0
running_time = 0
total_success = 0
total_failure = 0
@classmethod
def setUpClass(cls):
cls.config_dhcp = {'startip': cls.STARTIP, 'endip': cls.ENDIP,
'ip':cls.IP, 'mac': cls.MAC, 'subnet': cls.SUBNET,
'broadcast':cls.BROADCAST, 'router':cls.ROUTER}
cls.olt = OltConfig()
cls.port_map, _ = cls.olt.olt_port_map()
if not cls.port_map:
cls.port_map = g_subscriber_port_map
cls.iface = cls.port_map[1]
def setUp(self):
''' Activate the dhcp app'''
super(dhcp_exchange, self).setUp()
self.maxDiff = None ##for assert_equal compare outputs on failure
self.onos_ctrl = OnosCtrl(self.app)
status, _ = self.onos_ctrl.activate()
assert_equal(status, True)
time.sleep(3)
def tearDown(self):
'''Deactivate the dhcp app'''
self.onos_ctrl.deactivate()
super(dhcp_exchange, self).tearDown()
def onos_load_config(self, config):
status, code = OnosCtrl.config(config)
if status is False:
log.info('JSON request returned status %d' %code)
assert_equal(status, True)
time.sleep(3)
def onos_dhcp_table_load(self, config = None):
dhcp_dict = {'apps' : { 'org.onosproject.dhcp' : { 'dhcp' : copy.copy(self.dhcp_server_config) } } }
dhcp_config = dhcp_dict['apps']['org.onosproject.dhcp']['dhcp']
if config:
for k in config.keys():
if dhcp_config.has_key(k):
dhcp_config[k] = config[k]
self.onos_load_config(dhcp_dict)
def send_recv(self, mac = None, update_seed = False, validate = True):
cip, sip = self.dhcp.discover(mac = mac, update_seed = update_seed)
log.info("discover cip %s"%(cip))
log.info("discover sip %s"%(sip))
if validate:
assert_not_equal(cip, None)
assert_not_equal(sip, None)
log.info('Got dhcp client IP %s from server %s for mac %s' %
(cip, sip, self.dhcp.get_mac(cip)[0]))
return cip,sip
def stats(self,success_rate = False, only_discover = False):
self.ip_count = 0
self.failure_count = 0
self.start_time = 0
self.diff = 0
self.transaction_count = 0
config = {'startip':'182.17.0.3', 'endip':'182.17.0.180',
'ip':'182.17.0.2', 'mac': "ca:fe:c3:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'182.17.0.255', 'router':'182.17.0.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '182.17.0.1', iface = self.iface)
self.start_time = time.time()
while self.diff <= 60:
if only_discover:
cip, sip, mac, _ = self.dhcp.only_discover(multiple = True)
log.info('Got dhcp client IP %s from server %s for mac %s' %
(cip, sip, mac))
else:
cip, sip = self.send_recv(update_seed = True, validate = False)
if cip:
self.ip_count +=1
elif cip == None:
self.failure_count += 1
log.info('Failed to get ip')
if success_rate and self.ip_count > 0:
break
self.diff = round(time.time() - self.start_time, 0)
self.transaction_count = round((self.ip_count+self.failure_count)/self.diff, 2)
self.transactions += (self.ip_count+self.failure_count)
self.running_time += self.diff
self.total_success += self.ip_count
self.total_failure += self.failure_count
def test_dhcp_1request(self):
self.onos_dhcp_table_load(self.config_dhcp)
self.dhcp = DHCPTest(seed_ip = '10.10.10.1', iface = self.iface)
self.send_recv()
def test_dhcp_1request_with_invalid_source_mac_broadcast(self):
config = {'startip':'10.10.10.20', 'endip':'10.10.10.69',
'ip':'10.10.10.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'10.10.10.255', 'router':'10.10.10.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '10.10.10.1', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover(mac='ff:ff:ff:ff:ff:ff')
assert_equal(cip,None)
log.info('ONOS dhcp server rejected client discover with invalid source mac as expected')
def test_dhcp_1request_with_invalid_source_mac_multicast(self):
config = {'startip':'10.10.10.20', 'endip':'10.10.10.69',
'ip':'10.10.10.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'10.10.10.255', 'router':'10.10.10.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '10.10.10.1', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover(mac='01:80:c2:91:02:e4')
assert_equal(cip,None)
log.info('ONOS dhcp server rejected client discover with invalid source mac as expected')
def test_dhcp_1request_with_invalid_source_mac_zero(self):
config = {'startip':'10.10.10.20', 'endip':'10.10.10.69',
'ip':'10.10.10.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'10.10.10.255', 'router':'10.10.10.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '10.10.10.1', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover(mac='00:00:00:00:00:00')
assert_equal(cip,None)
log.info('ONOS dhcp server rejected client discover with invalid source mac as expected')
def test_dhcp_Nrequest(self, requests=10):
config = {'startip':'192.168.1.20', 'endip':'192.168.1.69',
'ip':'192.168.1.2', 'mac': "ca:fe:ca:fe:cc:fe",
'subnet': '255.255.255.0', 'broadcast':'192.168.1.255', 'router': '192.168.1.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '192.168.1.1', iface = self.iface)
ip_map = {}
for i in range(requests):
cip, sip = self.send_recv(update_seed = True)
if ip_map.has_key(cip):
log.info('IP %s given out multiple times' %cip)
assert_equal(False, ip_map.has_key(cip))
ip_map[cip] = sip
def test_dhcp_1release(self):
config = {'startip':'10.10.100.20', 'endip':'10.10.100.230',
'ip':'10.10.100.2', 'mac': "ca:fe:ca:fe:8a:fe",
'subnet': '255.255.255.0', 'broadcast':'10.10.100.255', 'router':'10.10.100.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '10.10.100.10', iface = self.iface)
cip, sip = self.send_recv()
log.info('Releasing ip %s to server %s' %(cip, sip))
assert_equal(self.dhcp.release(cip), True)
log.info('Triggering DHCP discover again after release')
cip2, sip2 = self.send_recv(update_seed = True)
log.info('Verifying released IP was given back on rediscover')
assert_equal(cip, cip2)
log.info('Test done. Releasing ip %s to server %s' %(cip2, sip2))
assert_equal(self.dhcp.release(cip2), True)
def test_dhcp_Nrelease(self):
config = {'startip':'192.170.1.20', 'endip':'192.170.1.230',
'ip':'192.170.1.2', 'mac': "ca:fe:ca:fe:9a:fe",
'subnet': '255.255.255.0', 'broadcast':'192.170.1.255', 'router': '192.170.1.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '192.170.1.10', iface = self.iface)
ip_map = {}
for i in range(10):
cip, sip = self.send_recv(update_seed = True)
if ip_map.has_key(cip):
log.info('IP %s given out multiple times' %cip)
assert_equal(False, ip_map.has_key(cip))
ip_map[cip] = sip
for ip in ip_map.keys():
log.info('Releasing IP %s' %ip)
assert_equal(self.dhcp.release(ip), True)
ip_map2 = {}
log.info('Triggering DHCP discover again after release')
for i in range(len(ip_map.keys())):
cip, sip = self.send_recv(update_seed = True)
ip_map2[cip] = sip
log.info('Verifying released IPs were given back on rediscover')
if ip_map != ip_map2:
log.info('Map before release %s' %ip_map)
log.info('Map after release %s' %ip_map2)
assert_equal(ip_map, ip_map2)
def test_dhcp_starvation_positive_scenario(self):
config = {'startip':'193.170.1.20', 'endip':'193.170.1.69',
'ip':'193.170.1.2', 'mac': "ca:fe:c2:fe:cc:fe",
'subnet': '255.255.255.0', 'broadcast':'192.168.1.255', 'router': '192.168.1.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '192.169.1.1', iface = self.iface)
ip_map = {}
for i in range(10):
cip, sip = self.send_recv(update_seed = True)
if ip_map.has_key(cip):
log.info('IP %s given out multiple times' %cip)
assert_equal(False, ip_map.has_key(cip))
ip_map[cip] = sip
def test_dhcp_starvation_negative_scenario(self):
config = {'startip':'182.17.0.20', 'endip':'182.17.0.69',
'ip':'182.17.0.2', 'mac': "ca:fe:c3:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'182.17.0.255', 'router':'182.17.0.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '182.17.0.1', iface = self.iface)
log.info('Verifying passitive case')
for x in xrange(50):
mac = RandMAC()._fix()
self.send_recv(mac = mac)
log.info('Verifying negative case')
cip, sip = self.send_recv(update_seed = True, validate = False)
assert_equal(cip, None)
assert_equal(sip, None)
def test_dhcp_same_client_multiple_discover(self):
config = {'startip':'10.10.10.20', 'endip':'10.10.10.69',
'ip':'10.10.10.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'10.10.10.255', 'router':'10.10.10.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '10.10.10.1', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover()
log.info('Got dhcp client IP %s from server %s for mac %s . Not going to send DHCPREQUEST.' %
(cip, sip, mac) )
assert_not_equal(cip, None)
log.info('Triggering DHCP discover again.')
new_cip, new_sip, new_mac, _ = self.dhcp.only_discover()
assert_equal(new_cip, cip)
log.info('client got same IP as expected when sent 2nd discovery')
def test_dhcp_same_client_multiple_request(self):
config = {'startip':'10.10.10.20', 'endip':'10.10.10.69',
'ip':'10.10.10.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'10.10.10.255', 'router':'10.10.10.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '10.10.10.1', iface = self.iface)
log.info('Sending DHCP discover and DHCP request.')
cip, sip = self.send_recv()
mac = self.dhcp.get_mac(cip)[0]
log.info("Sending DHCP request again.")
new_cip, new_sip = self.dhcp.only_request(cip, mac)
assert_equal(new_cip,cip)
log.info('server offered same IP to clain for multiple requests, as expected')
def test_dhcp_client_desired_address(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.50', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover(desired = True)
assert_not_equal(cip, None)
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac))
assert_equal(cip,self.dhcp.seed_ip)
log.info('ONOS dhcp server offered client requested IP %s as expected'%self.dhcp.seed_ip)
#test failing, server not returns NAK when requested out of pool IP
def test_dhcp_client_desired_address_out_of_pool(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.75', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover(desired = True)
assert_not_equal(cip, None)
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip,self.dhcp.seed_ip)
log.info('server offered IP from its pool of IPs when requested out of pool IP, as expected')
def test_dhcp_server_nak_packet(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover()
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip, None)
new_cip, new_sip = self.dhcp.only_request('20.20.20.31', mac)
assert_equal(new_cip, None) #Negative Test Case
log.info('dhcp servers sent NAK as expected when requested different IP from same client')
#test_dhcp_lease_packet
def test_dhcp_client_requests_specific_lease_time_in_discover(self,lease_time = 700):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
self.dhcp.return_option = 'lease'
log.info('Sending DHCP discover with lease time of 700')
cip, sip, mac, lval = self.dhcp.only_discover(lease_time = True, lease_value = lease_time)
assert_equal(lval, 700)
log.info('dhcp server offered IP address with client requested lease time')
def test_dhcp_client_request_after_reboot(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover()
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip,None)
new_cip, new_sip = self.dhcp.only_request(cip, mac)
log.info('verifying client IP after reboot')
os.system('ifconfig '+self.iface+' down')
time.sleep(5)
os.system('ifconfig '+self.iface+' up')
new_cip, new_sip = self.dhcp.only_request(cip, mac, cl_reboot = True)
assert_equal(new_cip,cip)
log.info('client got same ip after reboot, as expected')
def test_dhcp_server_after_reboot(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover()
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip, None)
new_cip, new_sip = self.dhcp.only_request(cip, mac)
self.onos_ctrl.deactivate()
new_cip1, new_sip = self.dhcp.only_request(cip, mac)
assert_equal(new_cip1,None)
status, _ = self.onos_ctrl.activate()
assert_equal(status, True)
time.sleep(3)
new_cip2, new_sip = self.dhcp.only_request(cip, mac)
assert_equal(new_cip2,cip)
log.info('client got same ip after server reboot, as expected')
def test_dhcp_specific_lease_time_only_in_discover_but_not_in_request_packet(self,lease_time=700):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
log.info('Sending DHCP discover with lease time of 700')
cip, sip, mac, _ = self.dhcp.only_discover(lease_time = True,lease_value=lease_time)
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip, None)
new_cip, new_sip, lval = self.dhcp.only_request(cip, mac, lease_time = True)
assert_equal(new_cip,cip)
assert_not_equal(lval, lease_time) #Negative Test Case
log.info('client requested lease time only in discover but not in request, not seen in server ACK packet as expected')
def test_dhcp_specific_lease_time_only_in_request_but_not_in_discover_packet(self,lease_time=800):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover()
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip, None)
new_cip, new_sip, lval = self.dhcp.only_request(cip, mac, lease_time = True, lease_value=lease_time)
assert_equal(lval, lease_time)
log.info('client requested lease time in request packet, seen in server ACK packet as expected')
def test_dhcp_client_renew_time(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover()
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip, None)
new_cip, new_sip, lval = self.dhcp.only_request(cip, mac, renew_time = True)
log.info('waiting renew time %d seconds to send next request packet'%lval)
time.sleep(lval)
latest_cip, latest_sip, lval = self.dhcp.only_request(cip, mac, renew_time = True)
assert_equal(latest_cip,cip)
log.info('client got same IP after renew time, as expected')
def test_dhcp_client_rebind_time(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover()
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip, None)
new_cip, new_sip, lval = self.dhcp.only_request(cip, mac, rebind_time = True)
log.info('waiting rebind time %d seconds to send next request packet'%lval)
time.sleep(lval)
latest_cip, latest_sip = self.dhcp.only_request(new_cip, mac)
assert_equal(latest_cip,cip)
log.info('client got same IP after rebind time, as expected')
def test_dhcp_client_expected_subnet_mask(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
expected_subnet = '255.255.255.0'
self.dhcp.return_option = 'subnet'
cip, sip, mac, subnet_mask = self.dhcp.only_discover()
assert_equal(subnet_mask, expected_subnet)
assert_not_equal(cip, None)
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
log.info('seen expected subnet mask %s in dhcp offer packet'%subnet_mask)
def test_dhcp_client_sends_dhcp_request_with_wrong_subnet_mask(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover()
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip, None)
self.dhcp.send_different_option = 'subnet'
new_cip, new_sip = self.dhcp.only_request(cip, mac)
assert_equal(new_cip, cip)
log.info("Got DHCP Ack despite of specifying wrong Subnet Mask in DHCP Request.")
def test_dhcp_client_expected_router_address(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
expected_router_address = '20.20.20.1'
self.dhcp.return_option = 'router'
cip, sip, mac, router_address_ip = self.dhcp.only_discover()
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip, None)
assert_equal(expected_router_address, router_address_ip)
log.info('seen expected rouer address %s ip in dhcp offer packet'%router_address_ip)
def test_dhcp_client_sends_dhcp_request_with_wrong_router_address(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover()
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip, None)
self.dhcp.send_different_option = 'router'
new_cip, new_sip = self.dhcp.only_request(cip, mac)
assert_equal(new_cip, cip)
log.info("Got DHCP Ack despite of specifying wrong Router Address in DHCP Request.")
def test_dhcp_client_expected_broadcast_address(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
expected_broadcast_address = '20.20.20.255'
self.dhcp.return_option = 'broadcast_address'
cip, sip, mac, broadcast_address = self.dhcp.only_discover()
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip, None)
assert_equal(expected_broadcast_address, broadcast_address)
log.info('seen expected broadcast address %s in dhcp offer packet'%broadcast_address)
def test_dhcp_client_sends_dhcp_request_with_wrong_broadcast_address(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover()
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_not_equal(cip, None)
self.dhcp.send_different_option = 'broadcast_address'
new_cip, new_sip = self.dhcp.only_request(cip, mac)
assert_equal(new_cip, cip)
log.info("Got DHCP Ack despite of specifying wrong Broadcast Address in DHCP Request.")
def test_dhcp_client_expected_dns_address(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1', 'domain':'8.8.8.8'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
expected_dns_address = '8.8.8.8'
self.dhcp.return_option = 'dns'
cip, sip, mac, dns_address = self.dhcp.only_discover()
assert_not_equal(cip, None)
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
assert_equal(expected_dns_address, dns_address)
log.info('seen expected DNS ip address %s in dhcp offer packet'%dns_address)
def test_dhcp_client_sends_request_with_wrong_dns_address(self):
config = {'startip':'20.20.20.30', 'endip':'20.20.20.69',
'ip':'20.20.20.2', 'mac': "ca:fe:ca:fe:ca:fe",
'subnet': '255.255.255.0', 'broadcast':'20.20.20.255', 'router':'20.20.20.1', 'domain':'8.8.8.8'}
self.onos_dhcp_table_load(config)
self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = self.iface)
cip, sip, mac, _ = self.dhcp.only_discover()
assert_not_equal(cip, None)
log.info('Got dhcp client IP %s from server %s for mac %s .' %
(cip, sip, mac) )
self.dhcp.send_different_option = 'dns'
new_cip, new_sip = self.dhcp.only_request(cip, mac)
assert_equal(new_cip, cip)
log.info("Got DHCP Ack despite of specifying wrong DNS Address in DHCP Request.")
def test_dhcp_server_transactions_per_second(self):
for i in range(1,4):
self.stats()
log.info("Stats for run %d",i)
log.info("----------------------------------------------------------------------------------")
log.info("No. of transactions No. of successes No. of failures Running Time ")
log.info(" %d %d %d %d" %(self.ip_count+self.failure_count, self.ip_count, self.failure_count, self.diff))
log.info("----------------------------------------------------------------------------------")
log.info("No. of transactions per second in run %d:%f" %(i, self.transaction_count))
log.info("Final Statistics for total transactions")
log.info("----------------------------------------------------------------------------------")
log.info("Total transactions Total No. of successes Total No. of failures Running Time ")
log.info(" %d %d %d %d" %(self.transactions,
self.total_success, self.total_failure, self.running_time))
log.info("----------------------------------------------------------------------------------")
log.info("Average no. of transactions per second: %d", round(self.transactions/self.running_time,0))
def test_dhcp_server_consecutive_successes_per_second(self):
for i in range(1,4):
self.stats(success_rate = True)
log.info("Stats for run %d",i)
log.info("----------------------------------------------------------------------------------")
log.info("No. of consecutive successful transactions Running Time ")
log.info(" %d %d " %(self.ip_count, self.diff))
log.info("----------------------------------------------------------------------------------")
log.info("No. of successful transactions per second in run %d:%f" %(i, self.transaction_count))
log.info("----------------------------------------------------------------------------------")
log.info("Final Statistics for total successful transactions")
log.info("----------------------------------------------------------------------------------")
log.info("Total transactions Total No. of consecutive successes Running Time ")
log.info(" %d %d %d " %(self.transactions,
self.total_success, self.running_time))
log.info("----------------------------------------------------------------------------------")
log.info("Average no. of consecutive successful transactions per second: %d", round(self.total_success/self.running_time,0))
log.info("----------------------------------------------------------------------------------")
def test_dhcp_server_client_transactions_per_second(self):
for i in range(1,4):
self.stats(only_discover = True)
log.info("----------------------------------------------------------------------------------")
log.info("Stats for run %d of sending only DHCP Discover",i)
log.info("----------------------------------------------------------------------------------")
log.info("No. of transactions No. of successes No. of failures Running Time ")
log.info(" %d %d %d %d" %(self.ip_count+self.failure_count, self.ip_count, self.failure_count, self.diff))
log.info("----------------------------------------------------------------------------------")
log.info("No. of clients per second in run %d:%f "
%(i, self.transaction_count))
log.info("----------------------------------------------------------------------------------")
log.info("Final Statistics for total transactions of sending only DHCP Discover")
log.info("----------------------------------------------------------------------------------")
log.info("Total transactions Total No. of successes Total No. of failures Running Time ")
log.info(" %d %d %d %d" %(self.transactions,
self.total_success, self.total_failure, self.running_time))
log.info("----------------------------------------------------------------------------------")
log.info("Average no. of clients per second: %d ",
round(self.transactions/self.running_time,0))
log.info("----------------------------------------------------------------------------------")
def test_dhcp_server_consecutive_successful_clients_per_second(self):
for i in range(1,4):
self.stats(success_rate = True, only_discover = True)
log.info("----------------------------------------------------------------------------------")
log.info("Stats for run %d for sending only DHCP Discover",i)
log.info("----------------------------------------------------------------------------------")
log.info("No. of consecutive successful transactions Running Time ")
log.info(" %d %d " %(self.ip_count, self.diff))
log.info("----------------------------------------------------------------------------------")
log.info("No. of consecutive successful clients per second in run %d:%f" %(i, self.transaction_count))
log.info("----------------------------------------------------------------------------------")
log.info("Final Statistics for total successful transactions")
log.info("----------------------------------------------------------------------------------")
log.info("Total transactions Total No. of consecutive successes Running Time ")
log.info(" %d %d %d " %(self.transactions,
self.total_success, self.running_time))
log.info("----------------------------------------------------------------------------------")
log.info("Average no. of consecutive successful clients per second: %d", round(self.total_success/self.running_time,0))
log.info("----------------------------------------------------------------------------------")