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gerrit.opencord.org / cord-tester / e5939f087cfb006fa221ceab003f54210411e00d / . / src / test / dhcprelay / dhcprelayTest.py
blob: 9b8e7c4000d1a85297266cdaffd9cf09ecf0135f [file] [log] [blame]
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]1#
2# Copyright 2016-present Ciena Corporation
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8# http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15#
16import unittest
17from nose.tools import *
18from nose.twistedtools import reactor, deferred
19from twisted.internet import defer
20from scapy.all import *
21import time
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]22import os, sys
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]23from DHCP import DHCPTest
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]24from OnosCtrl import OnosCtrl, get_mac
25from OltConfig import OltConfig
A R Karthick4e0c0912016-08-17 16:57:42 -0700[diff] [blame]26from CordTestServer import cord_test_onos_restart
A R Karthick9313b762016-11-07 13:14:35 -0800[diff] [blame]27from CordLogger import CordLogger
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]28from portmaps import g_subscriber_port_map
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]29import threading, random
30from threading import current_thread
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]31log.setLevel('INFO')
32
A R Karthick9313b762016-11-07 13:14:35 -0800[diff] [blame]33class dhcprelay_exchange(CordLogger):
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]34
35 app = 'org.onosproject.dhcprelay'
36 app_dhcp = 'org.onosproject.dhcp'
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]37 relay_interfaces_last = ()
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]38 interface_to_mac_map = {}
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]39 host_ip_map = {}
40 test_path = os.path.dirname(os.path.realpath(__file__))
41 dhcp_data_dir = os.path.join(test_path, '..', 'setup')
42 olt_conf_file = os.path.join(test_path, '..', 'setup/olt_config.json')
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]43 default_config = { 'default-lease-time' : 600, 'max-lease-time' : 7200, }
44 default_options = [ ('subnet-mask', '255.255.255.0'),
45 ('broadcast-address', '192.168.1.255'),
46 ('domain-name-servers', '192.168.1.1'),
47 ('domain-name', '"mydomain.cord-tester"'),
48 ]
49 ##specify the IP for the dhcp interface matching the subnet and subnet config
50 ##this is done for each interface dhcpd server would be listening on
51 default_subnet_config = [ ('192.168.1.2',
52'''
53subnet 192.168.1.0 netmask 255.255.255.0 {
54 range 192.168.1.10 192.168.1.100;
55}
56'''), ]
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]57
58 lock = threading.Condition()
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]59 ip_count = 0
60 failure_count = 0
61 start_time = 0
62 diff = 0
63
64 transaction_count = 0
65 transactions = 0
66 running_time = 0
67 total_success = 0
68 total_failure = 0
A R Karthick4e0c0912016-08-17 16:57:42 -0700[diff] [blame]69 #just in case we want to reset ONOS to default network cfg after relay tests
70 onos_restartable = bool(int(os.getenv('ONOS_RESTART', 0)))
A R Karthickbd82f362016-11-10 15:08:52 -0800[diff] [blame]71 configs = {}
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]72
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]73 @classmethod
74 def setUpClass(cls):
75 ''' Activate the dhcprelay app'''
76 OnosCtrl(cls.app_dhcp).deactivate()
77 time.sleep(3)
78 cls.onos_ctrl = OnosCtrl(cls.app)
79 status, _ = cls.onos_ctrl.activate()
80 assert_equal(status, True)
81 time.sleep(3)
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]82 cls.dhcp_relay_setup()
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]83 ##start dhcpd initially with default config
84 cls.dhcpd_start()
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]85
86 @classmethod
87 def tearDownClass(cls):
88 '''Deactivate the dhcp relay app'''
89 try:
90 os.unlink('{}/dhcpd.conf'.format(cls.dhcp_data_dir))
91 os.unlink('{}/dhcpd.leases'.format(cls.dhcp_data_dir))
92 except: pass
93 cls.onos_ctrl.deactivate()
94 cls.dhcpd_stop()
A R Karthick4e0c0912016-08-17 16:57:42 -0700[diff] [blame]95 cls.dhcp_relay_cleanup()
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]96
97 @classmethod
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]98 def dhcp_relay_setup(cls):
99 did = OnosCtrl.get_device_id()
100 cls.relay_device_id = did
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]101 cls.olt = OltConfig(olt_conf_file = cls.olt_conf_file)
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]102 cls.port_map, _ = cls.olt.olt_port_map()
103 if cls.port_map:
A R Karthick36cfcef2016-08-18 15:20:07 -0700[diff] [blame]104 ##Per subscriber, we use 1 relay port
105 try:
106 relay_port = cls.port_map[cls.port_map['relay_ports'][0]]
107 except:
108 relay_port = cls.port_map['uplink']
109 cls.relay_interface_port = relay_port
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]110 cls.relay_interfaces = (cls.port_map[cls.relay_interface_port],)
111 else:
112 cls.relay_interface_port = 100
113 cls.relay_interfaces = (g_subscriber_port_map[cls.relay_interface_port],)
114 cls.relay_interfaces_last = cls.relay_interfaces
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]115 if cls.port_map:
116 ##generate a ip/mac client virtual interface config for onos
117 interface_list = []
118 for port in cls.port_map['ports']:
119 port_num = cls.port_map[port]
120 if port_num == cls.port_map['uplink']:
A R Karthick36cfcef2016-08-18 15:20:07 -0700[diff] [blame]121 continue
122 ip = cls.get_host_ip(port_num)
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]123 mac = cls.get_mac(port)
124 interface_list.append((port_num, ip, mac))
125
A R Karthick36cfcef2016-08-18 15:20:07 -0700[diff] [blame]126 #configure dhcp server virtual interface on the same subnet as first client interface
127 relay_ip = cls.get_host_ip(interface_list[0][0])
128 relay_mac = cls.get_mac(cls.port_map[cls.relay_interface_port])
129 interface_list.append((cls.relay_interface_port, relay_ip, relay_mac))
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]130 cls.onos_interface_load(interface_list)
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]131
132 @classmethod
A R Karthick4e0c0912016-08-17 16:57:42 -0700[diff] [blame]133 def dhcp_relay_cleanup(cls):
134 ##reset the ONOS port configuration back to default
A R Karthickbd82f362016-11-10 15:08:52 -0800[diff] [blame]135 for config in cls.configs.items():
136 OnosCtrl.delete(config)
137 # if cls.onos_restartable is True:
138 # log.info('Cleaning up dhcp relay config by restarting ONOS with default network cfg')
139 # return cord_test_onos_restart(config = {})
A R Karthick4e0c0912016-08-17 16:57:42 -0700[diff] [blame]140
141 @classmethod
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]142 def onos_load_config(cls, config):
143 status, code = OnosCtrl.config(config)
144 if status is False:
145 log.info('JSON request returned status %d' %code)
146 assert_equal(status, True)
147 time.sleep(3)
148
149 @classmethod
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]150 def onos_interface_load(cls, interface_list):
151 interface_dict = { 'ports': {} }
152 for port_num, ip, mac in interface_list:
153 port_map = interface_dict['ports']
154 port = '{}/{}'.format(cls.relay_device_id, port_num)
155 port_map[port] = { 'interfaces': [] }
156 interface_list = port_map[port]['interfaces']
157 interface_map = { 'ips' : [ '{}/{}'.format(ip, 24) ],
158 'mac' : mac,
159 'name': 'vir-{}'.format(port_num)
160 }
161 interface_list.append(interface_map)
162
163 cls.onos_load_config(interface_dict)
A R Karthickbd82f362016-11-10 15:08:52 -0800[diff] [blame]164 cls.configs['interface_config'] = interface_dict
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]165
166 @classmethod
167 def onos_dhcp_relay_load(cls, server_ip, server_mac):
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]168 relay_device_map = '{}/{}'.format(cls.relay_device_id, cls.relay_interface_port)
169 dhcp_dict = {'apps':{'org.onosproject.dhcp-relay':{'dhcprelay':
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]170 {'dhcpserverConnectPoint':relay_device_map,
171 'serverip':server_ip,
172 'servermac':server_mac
173 }
174 }
175 }
176 }
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]177 cls.onos_load_config(dhcp_dict)
A R Karthickbd82f362016-11-10 15:08:52 -0800[diff] [blame]178 cls.configs['relay_config'] = dhcp_dict
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]179
180 @classmethod
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]181 def get_host_ip(cls, port):
182 if cls.host_ip_map.has_key(port):
183 return cls.host_ip_map[port]
184 cls.host_ip_map[port] = '192.168.1.{}'.format(port)
185 return cls.host_ip_map[port]
186
187 @classmethod
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]188 def host_load(cls, iface):
189 '''Have ONOS discover the hosts for dhcp-relay responses'''
190 port = g_subscriber_port_map[iface]
191 host = '173.17.1.{}'.format(port)
192 cmds = ( 'ifconfig {} 0'.format(iface),
193 'ifconfig {0} {1}'.format(iface, host),
194 'arping -I {0} {1} -c 2'.format(iface, host),
195 'ifconfig {} 0'.format(iface), )
196 for c in cmds:
197 os.system(c)
198
199 @classmethod
200 def dhcpd_conf_generate(cls, config = default_config, options = default_options,
201 subnet = default_subnet_config):
202 conf = ''
203 for k, v in config.items():
204 conf += '{} {};\n'.format(k, v)
205
206 opts = ''
207 for k, v in options:
208 opts += 'option {} {};\n'.format(k, v)
209
210 subnet_config = ''
211 for _, v in subnet:
212 subnet_config += '{}\n'.format(v)
213
214 return '{}{}{}'.format(conf, opts, subnet_config)
215
216 @classmethod
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]217 def dhcpd_start(cls, intf_list = None,
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]218 config = default_config, options = default_options,
219 subnet = default_subnet_config):
220 '''Start the dhcpd server by generating the conf file'''
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]221 if intf_list is None:
222 intf_list = cls.relay_interfaces
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]223 ##stop dhcpd if already running
224 cls.dhcpd_stop()
225 dhcp_conf = cls.dhcpd_conf_generate(config = config, options = options,
226 subnet = subnet)
227 ##first touch dhcpd.leases if it doesn't exist
228 lease_file = '{}/dhcpd.leases'.format(cls.dhcp_data_dir)
229 if os.access(lease_file, os.F_OK) is False:
230 with open(lease_file, 'w') as fd: pass
231
232 conf_file = '{}/dhcpd.conf'.format(cls.dhcp_data_dir)
233 with open(conf_file, 'w') as fd:
234 fd.write(dhcp_conf)
235
236 #now configure the dhcpd interfaces for various subnets
237 index = 0
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]238 intf_info = []
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]239 for ip,_ in subnet:
240 intf = intf_list[index]
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]241 mac = cls.get_mac(intf)
242 intf_info.append((ip, mac))
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]243 index += 1
244 os.system('ifconfig {} {}'.format(intf, ip))
245
246 intf_str = ','.join(intf_list)
247 dhcpd_cmd = '/usr/sbin/dhcpd -4 --no-pid -cf {0} -lf {1} {2}'.format(conf_file, lease_file, intf_str)
248 log.info('Starting DHCPD server with command: %s' %dhcpd_cmd)
249 ret = os.system(dhcpd_cmd)
250 assert_equal(ret, 0)
251 time.sleep(3)
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]252 cls.relay_interfaces_last = cls.relay_interfaces
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]253 cls.relay_interfaces = intf_list
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]254 cls.onos_dhcp_relay_load(*intf_info[0])
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]255
256 @classmethod
257 def dhcpd_stop(cls):
258 os.system('pkill -9 dhcpd')
259 for intf in cls.relay_interfaces:
260 os.system('ifconfig {} 0'.format(intf))
261
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]262 cls.relay_interfaces = cls.relay_interfaces_last
263
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]264 @classmethod
265 def get_mac(cls, iface):
266 if cls.interface_to_mac_map.has_key(iface):
267 return cls.interface_to_mac_map[iface]
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]268 mac = get_mac(iface, pad = 0)
A R Karthick3026e482016-08-12 16:02:40 -0700[diff] [blame]269 cls.interface_to_mac_map[iface] = mac
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]270 return mac
271
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]272 def stats(self,success_rate = False, only_discover = False, iface = 'veth0'):
273
274 self.ip_count = 0
275 self.failure_count = 0
276 self.start_time = 0
277 self.diff = 0
278 self.transaction_count = 0
279
280 mac = self.get_mac(iface)
281 self.host_load(iface)
282 ##we use the defaults for this test that serves as an example for others
283 ##You don't need to restart dhcpd server if retaining default config
284 config = self.default_config
285 options = self.default_options
286 subnet = self.default_subnet_config
287 dhcpd_interface_list = self.relay_interfaces
288 self.dhcpd_start(intf_list = dhcpd_interface_list,
289 config = config,
290 options = options,
291 subnet = subnet)
292 self.dhcp = DHCPTest(seed_ip = '182.17.0.1', iface = iface)
293 self.start_time = time.time()
294
295 while self.diff <= 60:
296
297 if only_discover:
298 cip, sip, mac, _ = self.dhcp.only_discover(multiple = True)
299 log.info('Got dhcp client IP %s from server %s for mac %s' %
300 (cip, sip, mac))
301 else:
302 cip, sip = self.send_recv(mac, update_seed = True, validate = False)
303
304 if cip:
305 self.ip_count +=1
306 elif cip == None:
307 self.failure_count += 1
308 log.info('Failed to get ip')
309 if success_rate and self.ip_count > 0:
310 break
311
312 self.diff = round(time.time() - self.start_time, 0)
313
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]314 self.transaction_count = round((self.ip_count+self.failure_count)/self.diff, 2)
315 self.transactions += (self.ip_count+self.failure_count)
316 self.running_time += self.diff
317 self.total_success += self.ip_count
318 self.total_failure += self.failure_count
319
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]320 def send_recv(self, mac, update_seed = False, validate = True):
321 cip, sip = self.dhcp.discover(mac = mac, update_seed = update_seed)
322 if validate:
323 assert_not_equal(cip, None)
324 assert_not_equal(sip, None)
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]325 log.info('Got dhcp client IP %s from server %s for mac %s' %
326 (cip, sip, self.dhcp.get_mac(cip)[0]))
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]327 return cip,sip
328
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]329 def test_dhcpRelay_1request(self, iface = 'veth0'):
A R Karthick8cf29ac2016-06-30 16:25:14 -0700[diff] [blame]330 mac = self.get_mac(iface)
331 self.host_load(iface)
332 ##we use the defaults for this test that serves as an example for others
333 ##You don't need to restart dhcpd server if retaining default config
334 config = self.default_config
335 options = self.default_options
336 subnet = self.default_subnet_config
337 dhcpd_interface_list = self.relay_interfaces
338 self.dhcpd_start(intf_list = dhcpd_interface_list,
339 config = config,
340 options = options,
341 subnet = subnet)
342 self.dhcp = DHCPTest(seed_ip = '10.10.10.1', iface = iface)
343 self.send_recv(mac)
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]344
345 def test_dhcpRelay_Nrequest(self, iface = 'veth0'):
346 mac = self.get_mac(iface)
347 self.host_load(iface)
348 ##we use the defaults for this test that serves as an example for others
349 ##You don't need to restart dhcpd server if retaining default config
350 config = self.default_config
351 options = self.default_options
352 subnet = self.default_subnet_config
353 dhcpd_interface_list = self.relay_interfaces
354 self.dhcpd_start(intf_list = dhcpd_interface_list,
355 config = config,
356 options = options,
357 subnet = subnet)
358 self.dhcp = DHCPTest(seed_ip = '192.169.1.1', iface = iface)
359 ip_map = {}
360 for i in range(10):
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]361 mac = RandMAC()._fix()
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]362 cip, sip = self.send_recv(mac, update_seed = True)
363 if ip_map.has_key(cip):
364 log.info('IP %s given out multiple times' %cip)
365 assert_equal(False, ip_map.has_key(cip))
366 ip_map[cip] = sip
367
368 def test_dhcpRelay_1release(self, iface = 'veth0'):
369 mac = self.get_mac(iface)
370 self.host_load(iface)
371 ##we use the defaults for this test that serves as an example for others
372 ##You don't need to restart dhcpd server if retaining default config
373 config = self.default_config
374 options = self.default_options
375 subnet = self.default_subnet_config
376 dhcpd_interface_list = self.relay_interfaces
377 self.dhcpd_start(intf_list = dhcpd_interface_list,
378 config = config,
379 options = options,
380 subnet = subnet)
381 self.dhcp = DHCPTest(seed_ip = '10.10.100.10', iface = iface)
382 cip, sip = self.send_recv(mac)
383 log.info('Releasing ip %s to server %s' %(cip, sip))
384 assert_equal(self.dhcp.release(cip), True)
385 log.info('Triggering DHCP discover again after release')
386 cip2, sip2 = self.send_recv(mac)
387 log.info('Verifying released IP was given back on rediscover')
388 assert_equal(cip, cip2)
389 log.info('Test done. Releasing ip %s to server %s' %(cip2, sip2))
390 assert_equal(self.dhcp.release(cip2), True)
391
392 def test_dhcpRelay_Nrelease(self, iface = 'veth0'):
A R Karthickb03cecd2016-07-27 10:27:55 -0700[diff] [blame]393 mac = None
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]394 self.host_load(iface)
395 ##we use the defaults for this test that serves as an example for others
396 ##You don't need to restart dhcpd server if retaining default config
397 config = self.default_config
398 options = self.default_options
399 subnet = self.default_subnet_config
400 dhcpd_interface_list = self.relay_interfaces
401 self.dhcpd_start(intf_list = dhcpd_interface_list,
402 config = config,
403 options = options,
404 subnet = subnet)
405 self.dhcp = DHCPTest(seed_ip = '192.170.1.10', iface = iface)
406 ip_map = {}
407 for i in range(10):
408 cip, sip = self.send_recv(mac, update_seed = True)
409 if ip_map.has_key(cip):
410 log.info('IP %s given out multiple times' %cip)
411 assert_equal(False, ip_map.has_key(cip))
412 ip_map[cip] = sip
413
414 for ip in ip_map.keys():
415 log.info('Releasing IP %s' %ip)
416 assert_equal(self.dhcp.release(ip), True)
417
418 ip_map2 = {}
419 log.info('Triggering DHCP discover again after release')
420 self.dhcp = DHCPTest(seed_ip = '192.170.1.10', iface = iface)
421 for i in range(len(ip_map.keys())):
422 cip, sip = self.send_recv(mac, update_seed = True)
423 ip_map2[cip] = sip
424
425 log.info('Verifying released IPs were given back on rediscover')
426 if ip_map != ip_map2:
427 log.info('Map before release %s' %ip_map)
428 log.info('Map after release %s' %ip_map2)
429 assert_equal(ip_map, ip_map2)
430
431 def test_dhcpRelay_starvation(self, iface = 'veth0'):
432 mac = self.get_mac(iface)
433 self.host_load(iface)
434 ##we use the defaults for this test that serves as an example for others
435 ##You don't need to restart dhcpd server if retaining default config
436 config = self.default_config
437 options = self.default_options
438 subnet = self.default_subnet_config
439 dhcpd_interface_list = self.relay_interfaces
440 self.dhcpd_start(intf_list = dhcpd_interface_list,
441 config = config,
442 options = options,
443 subnet = subnet)
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]444 self.dhcp = DHCPTest(seed_ip = '182.17.0.1', iface = iface)
445 log.info('Verifying 1 ')
446 while True:
447 mac = RandMAC()._fix()
448 cip, sip = self.send_recv(mac = mac, validate = False)
449 if cip is None:
450 break
451 log.info('Verifying 2 ')
452 cip, sip = self.send_recv(mac, update_seed = True, validate = False)
453 assert_equal(cip, None)
454 assert_equal(sip, None)
455
456 def test_dhcpRelay_same_client_multiple_discover(self, iface = 'veth0'):
457 mac = self.get_mac(iface)
458 self.host_load(iface)
459 ##we use the defaults for this test that serves as an example for others
460 ##You don't need to restart dhcpd server if retaining default config
461 config = self.default_config
462 options = self.default_options
463 subnet = self.default_subnet_config
464 dhcpd_interface_list = self.relay_interfaces
465 self.dhcpd_start(intf_list = dhcpd_interface_list,
466 config = config,
467 options = options,
468 subnet = subnet)
469 self.dhcp = DHCPTest(seed_ip = '10.10.10.1', iface = iface)
470 cip, sip, mac, _ = self.dhcp.only_discover()
471 log.info('Got dhcp client IP %s from server %s for mac %s . Not going to send DHCPREQUEST.' %
472 (cip, sip, mac) )
473 log.info('Triggering DHCP discover again.')
474 new_cip, new_sip, new_mac, _ = self.dhcp.only_discover()
475 if cip == new_cip:
476 log.info('Got same ip for 2nd DHCP discover for client IP %s from server %s for mac %s. Triggering DHCP Request. '
477 % (new_cip, new_sip, new_mac) )
478 elif cip != new_cip:
479 log.info('Ip after 1st discover %s' %cip)
480 log.info('Map after 2nd discover %s' %new_cip)
481 assert_equal(cip, new_cip)
482
483
484 def test_dhcpRelay_same_client_multiple_request(self, iface = 'veth0'):
485 mac = self.get_mac(iface)
486 self.host_load(iface)
487 ##we use the defaults for this test that serves as an example for others
488 ##You don't need to restart dhcpd server if retaining default config
489 config = self.default_config
490 options = self.default_options
491 subnet = self.default_subnet_config
492 dhcpd_interface_list = self.relay_interfaces
493 self.dhcpd_start(intf_list = dhcpd_interface_list,
494 config = config,
495 options = options,
496 subnet = subnet)
497 self.dhcp = DHCPTest(seed_ip = '10.10.10.1', iface = iface)
498 log.info('Sending DHCP discover and DHCP request.')
499 cip, sip = self.send_recv(mac)
500 mac = self.dhcp.get_mac(cip)[0]
501 log.info("Sending DHCP request again.")
502 new_cip, new_sip = self.dhcp.only_request(cip, mac)
503 if (new_cip,new_sip) == (cip,sip):
504 log.info('Got same ip for 2nd DHCP Request for client IP %s from server %s for mac %s.'
505 % (new_cip, new_sip, mac) )
506 elif (new_cip,new_sip):
507 log.info('No DHCP ACK')
508 assert_equal(new_cip, None)
509 assert_equal(new_sip, None)
510 else:
511 log.info('Something went wrong.')
512
513 def test_dhcpRelay_client_desired_address(self, iface = 'veth0'):
514 mac = self.get_mac(iface)
515 self.host_load(iface)
516 ##we use the defaults for this test that serves as an example for others
517 ##You don't need to restart dhcpd server if retaining default config
518 config = self.default_config
519 options = self.default_options
520 subnet = self.default_subnet_config
521 dhcpd_interface_list = self.relay_interfaces
522 self.dhcpd_start(intf_list = dhcpd_interface_list,
523 config = config,
524 options = options,
525 subnet = subnet)
526 self.dhcp = DHCPTest(seed_ip = '192.168.1.31', iface = iface)
527 cip, sip, mac, _ = self.dhcp.only_discover(desired = True)
528 log.info('Got dhcp client IP %s from server %s for mac %s .' %
529 (cip, sip, mac) )
530 if cip == self.dhcp.seed_ip:
531 log.info('Got dhcp client IP %s from server %s for mac %s as desired .' %
532 (cip, sip, mac) )
533 elif cip != self.dhcp.seed_ip:
534 log.info('Got dhcp client IP %s from server %s for mac %s .' %
535 (cip, sip, mac) )
536 log.info('The desired ip was: %s .' % self.dhcp.seed_ip)
537 assert_equal(cip, self.dhcp.seed_ip)
538
539 def test_dhcpRelay_client_desired_address_out_of_pool(self, iface = 'veth0'):
540 mac = self.get_mac(iface)
541 self.host_load(iface)
542 ##we use the defaults for this test that serves as an example for others
543 ##You don't need to restart dhcpd server if retaining default config
544 config = self.default_config
545 options = self.default_options
546 subnet = self.default_subnet_config
547 dhcpd_interface_list = self.relay_interfaces
548 self.dhcpd_start(intf_list = dhcpd_interface_list,
549 config = config,
550 options = options,
551 subnet = subnet)
552 self.dhcp = DHCPTest(seed_ip = '20.20.20.35', iface = iface)
553 cip, sip, mac, _ = self.dhcp.only_discover(desired = True)
554 log.info('Got dhcp client IP %s from server %s for mac %s .' %
555 (cip, sip, mac) )
556 if cip == self.dhcp.seed_ip:
557 log.info('Got dhcp client IP %s from server %s for mac %s as desired .' %
558 (cip, sip, mac) )
559 assert_equal(cip, self.dhcp.seed_ip) #Negative Test Case
560 elif cip != self.dhcp.seed_ip:
561 log.info('Got dhcp client IP %s from server %s for mac %s .' %
562 (cip, sip, mac) )
563 log.info('The desired ip was: %s .' % self.dhcp.seed_ip)
564 assert_not_equal(cip, self.dhcp.seed_ip)
565 elif cip == None:
566 log.info('Got DHCP NAK')
567
568
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]569 def test_dhcpRelay_nak_packet(self, iface = 'veth0'):
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]570 mac = self.get_mac(iface)
571 self.host_load(iface)
572 ##we use the defaults for this test that serves as an example for others
573 ##You don't need to restart dhcpd server if retaining default config
574 config = self.default_config
575 options = self.default_options
576 subnet = self.default_subnet_config
577 dhcpd_interface_list = self.relay_interfaces
578 self.dhcpd_start(intf_list = dhcpd_interface_list,
579 config = config,
580 options = options,
581 subnet = subnet)
582 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
583 cip, sip, mac, _ = self.dhcp.only_discover()
584 log.info('Got dhcp client IP %s from server %s for mac %s .' %
585 (cip, sip, mac) )
586
587 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
588 if (cip == None and mac != None):
589 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
590 assert_not_equal(cip, None)
591 else:
592 new_cip, new_sip = self.dhcp.only_request('20.20.20.31', mac)
593 if new_cip == None:
594
595 log.info("Got DHCP server NAK.")
596 assert_equal(new_cip, None) #Negative Test Case
597
598
599 def test_dhcpRelay_specific_lease_packet(self, iface = 'veth0'):
600 mac = self.get_mac(iface)
601 self.host_load(iface)
602 ##we use the defaults for this test that serves as an example for others
603 ##You don't need to restart dhcpd server if retaining default config
604 config = self.default_config
605 options = self.default_options
606 subnet = self.default_subnet_config
607 dhcpd_interface_list = self.relay_interfaces
608 self.dhcpd_start(intf_list = dhcpd_interface_list,
609 config = config,
610 options = options,
611 subnet = subnet)
612 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
613 cip, sip, mac, _ = self.dhcp.only_discover()
614
615 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
616 if (cip == None and mac != None):
617 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
618 assert_not_equal(cip, None)
619 elif cip != None:
620 self.dhcp.specific_lease = 800
621 log.info('Sending DHCP request with specific lease time of %s', self.dhcp.specific_lease)
622 new_cip, new_sip, lval = self.dhcp.only_request(cip, mac)
623 if new_cip == None:
624
625 log.info("Got DHCP server NAK.")
626 assert_equal(new_cip, None) #Negative Test Case
627 assert_equal(lval, self.dhcp.specific_lease)
628
629 def test_dhcpRelay_client_request_after_reboot(self, iface = 'veth0'):
630 mac = self.get_mac(iface)
631 self.host_load(iface)
632 ##we use the defaults for this test that serves as an example for others
633 ##You don't need to restart dhcpd server if retaining default config
634 config = self.default_config
635 options = self.default_options
636 subnet = self.default_subnet_config
637 dhcpd_interface_list = self.relay_interfaces
638 self.dhcpd_start(intf_list = dhcpd_interface_list,
639 config = config,
640 options = options,
641 subnet = subnet)
642 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
643 cip, sip, mac, _ = self.dhcp.only_discover()
644 log.info('Got dhcp client IP %s from server %s for mac %s .' %
645 (cip, sip, mac) )
646
647 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
648
649 if (cip == None and mac != None):
650 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
651 assert_not_equal(cip, None)
652
653 else:
654 new_cip, new_sip = self.dhcp.only_request(cip, mac)
655 if new_cip == None:
656 log.info("Got DHCP server NAK.")
657 os.system('ifconfig '+iface+' down')
658 log.info('Client goes down.')
659 log.info('Delay for 5 seconds.')
660
661 time.sleep(5)
662
663 os.system('ifconfig '+iface+' up')
664 log.info('Client is up now.')
665
666 new_cip, new_sip = self.dhcp.only_request(cip, mac, cl_reboot = True)
667 if new_cip == None:
668 log.info("Got DHCP server NAK.")
669 assert_not_equal(new_cip, None)
670 elif new_cip != None:
671 log.info("Got DHCP ACK.")
672 os.system('ifconfig '+iface+' up')
673
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]674 def test_dhcpRelay_after_reboot(self, iface = 'veth0'):
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]675 mac = self.get_mac(iface)
676 self.host_load(iface)
677 ##we use the defaults for this test that serves as an example for others
678 ##You don't need to restart dhcpd server if retaining default config
679 config = self.default_config
680 options = self.default_options
681 subnet = self.default_subnet_config
682 dhcpd_interface_list = self.relay_interfaces
683 self.dhcpd_start(intf_list = dhcpd_interface_list,
684 config = config,
685 options = options,
686 subnet = subnet)
687 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
688 cip, sip, mac, _ = self.dhcp.only_discover()
689 log.info('Got dhcp client IP %s from server %s for mac %s .' %
690 (cip, sip, mac) )
691
692 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
693
694 if (cip == None and mac != None):
695 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
696 assert_not_equal(cip, None)
697
698 else:
699 new_cip, new_sip = self.dhcp.only_request(cip, mac)
700 if new_cip == None:
701 log.info("Got DHCP server NAK.")
702 assert_not_equal(new_cip, None)
703 log.info('Getting DHCP server Down.')
704
705 self.tearDownClass()
706
707 for i in range(0,4):
708 log.info("Sending DHCP Request.")
709 log.info('')
710 new_cip, new_sip = self.dhcp.only_request(cip, mac)
711 if new_cip == None and new_sip == None:
712 log.info('')
713 log.info("DHCP Request timed out.")
714 elif new_cip and new_sip:
715 log.info("Got Reply from DHCP server.")
716 assert_equal(new_cip,None) #Neagtive Test Case
717
718 log.info('Getting DHCP server Up.')
719
720 self.setUpClass()
721
722 for i in range(0,4):
723 log.info("Sending DHCP Request after DHCP server is up.")
724 log.info('')
725 new_cip, new_sip = self.dhcp.only_request(cip, mac)
726 if new_cip == None and new_sip == None:
727 log.info('')
728 log.info("DHCP Request timed out.")
729 elif new_cip and new_sip:
730 log.info("Got Reply from DHCP server.")
731 assert_equal(new_cip, cip)
732
733
734 def test_dhcpRelay_specific_lease_packet_in_dhcp_discover(self, iface = 'veth0'):
735 mac = self.get_mac(iface)
736 self.host_load(iface)
737 ##we use the defaults for this test that serves as an example for others
738 ##You don't need to restart dhcpd server if retaining default config
739 config = self.default_config
740 options = self.default_options
741 subnet = self.default_subnet_config
742 dhcpd_interface_list = self.relay_interfaces
743 self.dhcpd_start(intf_list = dhcpd_interface_list,
744 config = config,
745 options = options,
746 subnet = subnet)
747 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
748 log.info('Sending DHCP discover with lease time of 700')
749 cip, sip, mac, _ = self.dhcp.only_discover(lease_time = True)
750 log.info('Got dhcp client IP %s from server %s for mac %s .' %
751 (cip, sip, mac) )
752
753 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
754 if (cip == None and mac != None):
755 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
756 assert_not_equal(cip, None)
757 elif cip and sip and mac:
758
759 log.info("Triggering DHCP Request.")
760 new_cip, new_sip, lval = self.dhcp.only_request(cip, mac, lease_time = True)
761 log.info('Getting dhcp client IP %s from server %s for mac %s with lease time %s. That is not 700.' %
762 (new_cip, new_sip, mac, lval) )
763 assert_not_equal(lval, 700) #Negative Test Case
764
765
766
767 def test_dhcpRelay_default_lease_time(self, iface = 'veth0'):
768 mac = self.get_mac(iface)
769 self.host_load(iface)
770 ##we use the defaults for this test that serves as an example for others
771 ##You don't need to restart dhcpd server if retaining default config
772 config = self.default_config
773 options = self.default_options
774 subnet = self.default_subnet_config
775 dhcpd_interface_list = self.relay_interfaces
776 self.dhcpd_start(intf_list = dhcpd_interface_list,
777 config = config,
778 options = options,
779 subnet = subnet)
780 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
781 cip, sip, mac, _ = self.dhcp.only_discover()
782 log.info('Got dhcp client IP %s from server %s for mac %s .' %
783 (cip, sip, mac) )
784
785 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
786 if (cip == None and mac != None):
787 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
788 assert_not_equal(cip, None)
789
790 elif cip and sip and mac:
791
792 log.info("Triggering DHCP Request.")
793 new_cip, new_sip, lval = self.dhcp.only_request(cip, mac, lease_time = True)
794 if lval == 600:
795 log.info('Getting dhcp client IP %s from server %s for mac %s with defualt lease time %s.' %
796 (new_cip, new_sip, mac, lval) )
797 else:
798 log.info('Getting dhcp client IP %s from server %s for mac %s with lease time %s.' %
799 (new_cip, new_sip, mac, lval) )
800 log.info('The lease time suppossed to be 600 secs or 10 mins.')
801 assert_equal(lval, 600)
802
803 def test_dhcpRelay_client_renew_time(self, iface = 'veth0'):
804 mac = self.get_mac(iface)
805 self.host_load(iface)
806 ##we use the defaults for this test that serves as an example for others
807 ##You don't need to restart dhcpd server if retaining default config
808 config = self.default_config
809 new_options = [('dhcp-renewal-time', 300), ('dhcp-rebinding-time', 525)]
810 options = self.default_options + new_options
811 subnet = self.default_subnet_config
812 dhcpd_interface_list = self.relay_interfaces
813 self.dhcpd_start(intf_list = dhcpd_interface_list,
814 config = config,
815 options = options,
816 subnet = subnet)
817 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
818 cip, sip, mac, _ = self.dhcp.only_discover()
819 log.info('Got dhcp client IP %s from server %s for mac %s .' %
820 (cip, sip, mac) )
821
822 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
823 if (cip == None and mac != None):
824 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
825 assert_not_equal(cip, None)
826
827 elif cip and sip and mac:
828
829 log.info("Triggering DHCP Request.")
830 new_cip, new_sip, lval = self.dhcp.only_request(cip, mac, renew_time = True)
831
832 if new_cip and new_sip and lval:
833
834 log.info("Clinet 's Renewal time is :%s",lval)
835 log.info("Generating delay till renewal time.")
836 time.sleep(lval)
837
838 log.info("Client Sending Unicast DHCP request.")
839 latest_cip, latest_sip = self.dhcp.only_request(new_cip, mac, unicast = True)
840
841 if latest_cip and latest_sip:
842 log.info("Got DHCP Ack. Lease Renewed for ip %s and mac %s from server %s." %
843 (latest_cip, mac, latest_sip) )
844
845 elif latest_cip == None:
846 log.info("Got DHCP NAK. Lease not renewed.")
847
848 elif new_cip == None or new_sip == None or lval == None:
849
850 log.info("Got DHCP NAK.")
851
852
853
854 def test_dhcpRelay_client_rebind_time(self, iface = 'veth0'):
855 mac = self.get_mac(iface)
856 self.host_load(iface)
857 ##we use the defaults for this test that serves as an example for others
858 ##You don't need to restart dhcpd server if retaining default config
859 config = self.default_config
860 new_options = [('dhcp-renewal-time', 300), ('dhcp-rebinding-time', 525)]
861 options = self.default_options + new_options
862 subnet = self.default_subnet_config
863 dhcpd_interface_list = self.relay_interfaces
864 self.dhcpd_start(intf_list = dhcpd_interface_list,
865 config = config,
866 options = options,
867 subnet = subnet)
868 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
869 cip, sip, mac, _ = self.dhcp.only_discover()
870 log.info('Got dhcp client IP %s from server %s for mac %s .' %
871 (cip, sip, mac) )
872
873 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
874 if (cip == None and mac != None):
875 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
876 assert_not_equal(cip, None)
877
878 elif cip and sip and mac:
879
880 log.info("Triggering DHCP Request.")
881 new_cip, new_sip, lval = self.dhcp.only_request(cip, mac, rebind_time = True)
882
883 if new_cip and new_sip and lval:
884
885 log.info("Clinet 's Rebind time is :%s",lval)
886 log.info("Generating delay till rebind time.")
887 time.sleep(lval)
888
889 log.info("Client Sending broadcast DHCP requests for renewing lease or for getting new ip.")
890
891 for i in range(0,4):
892 latest_cip, latest_sip = self.dhcp.only_request(new_cip, mac)
893
894 if latest_cip and latest_sip:
895 log.info("Got DHCP Ack. Lease Renewed for ip %s and mac %s from server %s." %
896 (latest_cip, mac, latest_sip) )
897 break
898
899 elif latest_cip == None:
900 log.info("Got DHCP NAK. Lease not renewed.")
901 assert_not_equal(latest_cip, None)
902 elif new_cip == None or new_sip == None or lval == None:
903
904 log.info("Got DHCP NAK.Lease not Renewed.")
905
906
907 def test_dhcpRelay_client_expected_subnet_mask(self, iface = 'veth0'):
908 mac = self.get_mac(iface)
909 self.host_load(iface)
910 ##we use the defaults for this test that serves as an example for others
911 ##You don't need to restart dhcpd server if retaining default config
912 config = self.default_config
913 options = self.default_options
914 subnet = self.default_subnet_config
915 dhcpd_interface_list = self.relay_interfaces
916 self.dhcpd_start(intf_list = dhcpd_interface_list,
917 config = config,
918 options = options,
919 subnet = subnet)
920 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
921 expected_subnet = '255.255.255.0'
922 self.dhcp.return_option = 'subnet'
923
924 cip, sip, mac, subnet_value = self.dhcp.only_discover()
925 log.info('Got dhcp client IP %s from server %s for mac %s .' %
926 (cip, sip, mac) )
927
928 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
929 if (cip == None and mac != None):
930 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
931 assert_not_equal(cip, None)
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]932 elif cip and sip and mac:
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]933 if expected_subnet == subnet_value:
934 log.info("Got same subnet as passed in DHCP server configuration.")
935 elif expected_subnet != subnet_value:
936 log.info("Not getting same subnet as passed in DHCP server configuration.")
937 assert_equal(expected_subnet, subnet_value)
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]938
939
940 def test_dhcpRelay_client_sends_dhcp_request_with_wrong_subnet_mask(self, iface = 'veth0'):
941 mac = self.get_mac(iface)
942 self.host_load(iface)
943 ##we use the defaults for this test that serves as an example for others
944 ##You don't need to restart dhcpd server if retaining default config
945 config = self.default_config
946 options = self.default_options
947 subnet = self.default_subnet_config
948 dhcpd_interface_list = self.relay_interfaces
949 self.dhcpd_start(intf_list = dhcpd_interface_list,
950 config = config,
951 options = options,
952 subnet = subnet)
953 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
954
955 cip, sip, mac, _ = self.dhcp.only_discover()
956 log.info('Got dhcp client IP %s from server %s for mac %s .' %
957 (cip, sip, mac) )
958
959 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
960 if (cip == None and mac != None):
961 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
962 assert_not_equal(cip, None)
963
964 elif cip and sip and mac:
965
966 self.dhcp.send_different_option = 'subnet'
967 log.info("Sending DHCP Request with wrong subnet mask.")
968 new_cip, new_sip = self.dhcp.only_request(cip, mac)
969 if new_cip == None:
970
971 log.info("Got DHCP NAK.")
972 assert_not_equal(new_cip, None)
973
974 elif new_cip and new_sip:
975
976 log.info("Got DHCP Ack despite of specifying wrong Subnet Mask in DHCP Request.")
977 log.info("Getting subnet mask as per server 's configuration.")
978
979
980 def test_dhcpRelay_client_expected_router_address(self, iface = 'veth0'):
981 mac = self.get_mac(iface)
982 self.host_load(iface)
983 ##we use the defaults for this test that serves as an example for others
984 ##You don't need to restart dhcpd server if retaining default config
985 config = self.default_config
986 config = self.default_config
987 new_options = [('routers', '20.20.20.1')]
988 options = self.default_options + new_options
989 subnet = self.default_subnet_config
990 dhcpd_interface_list = self.relay_interfaces
991 self.dhcpd_start(intf_list = dhcpd_interface_list,
992 config = config,
993 options = options,
994 subnet = subnet)
995 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
996 expected_router_address = '20.20.20.1'
997 self.dhcp.return_option = 'router'
998
999 cip, sip, mac, router_address_value = self.dhcp.only_discover()
1000 log.info('Got dhcp client IP %s from server %s for mac %s .' %
1001 (cip, sip, mac) )
1002
1003 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
1004 if (cip == None and mac != None):
1005 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
1006 assert_not_equal(cip, None)
1007
1008 elif cip and sip and mac:
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1009 if expected_router_address == router_address_value:
1010 log.info("Got same router address as passed in DHCP server configuration.")
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1011
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1012 elif expected_router_address != router_address_value:
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1013 log.info("Not getting same router address as passed in DHCP server configuration.")
1014 assert_equal(expected_router_address, router_address_value)
1015
1016
1017 def test_dhcpRelay_client_sends_dhcp_request_with_wrong_router_address(self, iface = 'veth0'):
1018 mac = self.get_mac(iface)
1019 self.host_load(iface)
1020 ##we use the defaults for this test that serves as an example for others
1021 ##You don't need to restart dhcpd server if retaining default config
1022 config = self.default_config
1023 options = self.default_options
1024 subnet = self.default_subnet_config
1025 dhcpd_interface_list = self.relay_interfaces
1026 self.dhcpd_start(intf_list = dhcpd_interface_list,
1027 config = config,
1028 options = options,
1029 subnet = subnet)
1030 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
1031
1032 cip, sip, mac, _ = self.dhcp.only_discover()
1033 log.info('Got dhcp client IP %s from server %s for mac %s .' %
1034 (cip, sip, mac) )
1035
1036 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
1037 if (cip == None and mac != None):
1038 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
1039 assert_not_equal(cip, None)
1040
1041 elif cip and sip and mac:
1042
1043 self.dhcp.send_different_option = 'router'
1044 log.info("Sending DHCP Request with wrong router address.")
1045 new_cip, new_sip = self.dhcp.only_request(cip, mac)
1046 if new_cip == None:
1047
1048 log.info("Got DHCP NAK.")
1049 assert_not_equal(new_cip, None)
1050
1051 elif new_cip and new_sip:
1052
1053 log.info("Got DHCP Ack despite of specifying wrong Router Address in DHCP Request.")
1054 log.info("Getting Router Address as per server 's configuration.")
1055
1056
1057 def test_dhcpRelay_client_expected_broadcast_address(self, iface = 'veth0'):
1058 mac = self.get_mac(iface)
1059 self.host_load(iface)
1060 ##we use the defaults for this test that serves as an example for others
1061 ##You don't need to restart dhcpd server if retaining default config
1062 config = self.default_config
1063 options = self.default_options
1064 subnet = self.default_subnet_config
1065 dhcpd_interface_list = self.relay_interfaces
1066 self.dhcpd_start(intf_list = dhcpd_interface_list,
1067 config = config,
1068 options = options,
1069 subnet = subnet)
1070 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
1071 expected_broadcast_address = '192.168.1.255'
1072 self.dhcp.return_option = 'broadcast_address'
1073
1074 cip, sip, mac, broadcast_address_value = self.dhcp.only_discover()
1075 log.info('Got dhcp client IP %s from server %s for mac %s .' %
1076 (cip, sip, mac) )
1077
1078 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
1079 if (cip == None and mac != None):
1080 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
1081 assert_not_equal(cip, None)
1082
1083 elif cip and sip and mac:
1084
1085 if expected_broadcast_address == broadcast_address_value:
1086 log.info("Got same router address as passed in DHCP server configuration.")
1087
1088 elif expected_broadcast_address != broadcast_address_value:
1089 log.info("Not getting same router address as passed in DHCP server configuration.")
1090 assert_equal(expected_broadcast_address, broadcast_address_value)
1091
1092
1093 def test_dhcpRelay_client_sends_dhcp_request_with_wrong_broadcast_address(self, iface = 'veth0'):
1094 mac = self.get_mac(iface)
1095 self.host_load(iface)
1096 ##we use the defaults for this test that serves as an example for others
1097 ##You don't need to restart dhcpd server if retaining default config
1098 config = self.default_config
1099 options = self.default_options
1100 subnet = self.default_subnet_config
1101 dhcpd_interface_list = self.relay_interfaces
1102 self.dhcpd_start(intf_list = dhcpd_interface_list,
1103 config = config,
1104 options = options,
1105 subnet = subnet)
1106 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
1107
1108 cip, sip, mac, _ = self.dhcp.only_discover()
1109 log.info('Got dhcp client IP %s from server %s for mac %s .' %
1110 (cip, sip, mac) )
1111
1112 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
1113 if (cip == None and mac != None):
1114 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
1115 assert_not_equal(cip, None)
1116
1117 elif cip and sip and mac:
1118
1119 self.dhcp.send_different_option = 'broadcast_address'
1120 log.info("Sending DHCP Request with wrong broadcast address.")
1121 new_cip, new_sip = self.dhcp.only_request(cip, mac)
1122 if new_cip == None:
1123
1124 log.info("Got DHCP NAK.")
1125 assert_not_equal(new_cip, None)
1126
1127 elif new_cip and new_sip:
1128
1129 log.info("Got DHCP Ack despite of specifying wrong Broadcast Address in DHCP Request.")
1130 log.info("Getting Broadcast Address as per server 's configuration.")
1131
1132 def test_dhcpRelay_client_expected_dns_address(self, iface = 'veth0'):
1133 mac = self.get_mac(iface)
1134 self.host_load(iface)
1135 ##we use the defaults for this test that serves as an example for others
1136 ##You don't need to restart dhcpd server if retaining default config
1137 config = self.default_config
1138 options = self.default_options
1139 subnet = self.default_subnet_config
1140 dhcpd_interface_list = self.relay_interfaces
1141 self.dhcpd_start(intf_list = dhcpd_interface_list,
1142 config = config,
1143 options = options,
1144 subnet = subnet)
1145 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
1146 expected_dns_address = '192.168.1.1'
1147 self.dhcp.return_option = 'dns'
1148
1149 cip, sip, mac, dns_address_value = self.dhcp.only_discover()
1150 log.info('Got dhcp client IP %s from server %s for mac %s .' %
1151 (cip, sip, mac) )
1152
1153 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
1154 if (cip == None and mac != None):
1155 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
1156 assert_not_equal(cip, None)
1157
1158 elif cip and sip and mac:
1159
1160 if expected_dns_address == dns_address_value:
1161 log.info("Got same DNS address as passed in DHCP server configuration.")
1162
1163 elif expected_dns_address != dns_address_value:
1164 log.info("Not getting same DNS address as passed in DHCP server configuration.")
1165 assert_equal(expected_dns_address, dns_address_value)
1166
1167
1168 def test_dhcpRelay_client_sends_request_with_wrong_dns_address(self, iface = 'veth0'):
1169 mac = self.get_mac(iface)
1170 self.host_load(iface)
1171 ##we use the defaults for this test that serves as an example for others
1172 ##You don't need to restart dhcpd server if retaining default config
1173 config = self.default_config
1174 options = self.default_options
1175 subnet = self.default_subnet_config
1176 dhcpd_interface_list = self.relay_interfaces
1177 self.dhcpd_start(intf_list = dhcpd_interface_list,
1178 config = config,
1179 options = options,
1180 subnet = subnet)
1181 self.dhcp = DHCPTest(seed_ip = '20.20.20.45', iface = iface)
1182
1183 cip, sip, mac, _ = self.dhcp.only_discover()
1184 log.info('Got dhcp client IP %s from server %s for mac %s .' %
1185 (cip, sip, mac) )
1186
1187 log.info("Verifying Client 's IP and mac in DHCP Offer packet. Those should not be none, which is expected.")
1188 if (cip == None and mac != None):
1189 log.info("Verified that Client 's IP and mac in DHCP Offer packet are none, which is not expected behavior.")
1190 assert_not_equal(cip, None)
1191
1192 elif cip and sip and mac:
1193
1194 self.dhcp.send_different_option = 'dns'
1195 log.info("Sending DHCP Request with wrong DNS address.")
1196 new_cip, new_sip = self.dhcp.only_request(cip, mac)
1197 if new_cip == None:
1198 log.info("Got DHCP NAK.")
1199 assert_not_equal(new_cip, None)
1200 elif new_cip and new_sip:
1201 log.info("Got DHCP Ack despite of specifying wrong DNS Address in DHCP Request.")
1202 log.info("Getting DNS Address as per server 's configuration.")
1203
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1204 def test_dhcpRelay_transactions_per_second(self, iface = 'veth0'):
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1205
1206 for i in range(1,4):
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1207 self.stats()
1208 log.info("Statistics for run %d",i)
1209 log.info("----------------------------------------------------------------------------------")
1210 log.info("No. of transactions No. of successes No. of failures Running Time ")
1211 log.info(" %d %d %d %d" %(self.ip_count+self.failure_count, self.ip_count, self.failure_count, self.diff))
1212 log.info("----------------------------------------------------------------------------------")
1213 log.info("No. of transactions per second in run %d:%f" %(i, self.transaction_count))
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1214
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1215 log.info("Final Statistics for total transactions")
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1216 log.info("----------------------------------------------------------------------------------")
1217 log.info("Total transactions Total No. of successes Total No. of failures Running Time ")
1218 log.info(" %d %d %d %d" %(self.transactions,
1219 self.total_success, self.total_failure, self.running_time))
1220 log.info("----------------------------------------------------------------------------------")
1221 log.info("Average no. of transactions per second: %d", round(self.transactions/self.running_time,0))
1222
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1223 def test_dhcpRelay_consecutive_successes_per_second(self, iface = 'veth0'):
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1224
1225 for i in range(1,4):
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1226 self.stats(success_rate = True)
1227 log.info("Statistics for run %d",i)
1228 log.info("----------------------------------------------------------------------------------")
1229 log.info("No. of consecutive successful transactions Running Time ")
1230 log.info(" %d %d " %(self.ip_count, self.diff))
1231 log.info("----------------------------------------------------------------------------------")
1232 log.info("No. of successful transactions per second in run %d:%f" %(i, self.transaction_count))
1233 log.info("----------------------------------------------------------------------------------")
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1234
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1235 log.info("Final Statistics for total successful transactions")
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1236 log.info("----------------------------------------------------------------------------------")
1237 log.info("Total transactions Total No. of consecutive successes Running Time ")
1238 log.info(" %d %d %d " %(self.transactions,
1239 self.total_success, self.running_time))
1240 log.info("----------------------------------------------------------------------------------")
1241 log.info("Average no. of consecutive successful transactions per second: %d", round(self.total_success/self.running_time,0))
1242 log.info("----------------------------------------------------------------------------------")
1243
1244
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1245 def test_dhcpRelay_clients_per_second(self, iface = 'veth0'):
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1246
1247 for i in range(1,4):
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1248 self.stats(only_discover = True)
1249 log.info("----------------------------------------------------------------------------------")
1250 log.info("Statistics for run %d of sending only DHCP Discover",i)
1251 log.info("----------------------------------------------------------------------------------")
1252 log.info("No. of transactions No. of successes No. of failures Running Time ")
1253 log.info(" %d %d %d %d" %(self.ip_count+self.failure_count, self.ip_count, self.failure_count, self.diff))
1254 log.info("----------------------------------------------------------------------------------")
1255 log.info("No. of clients per second in run %d:%f "
1256 %(i, self.transaction_count))
1257 log.info("----------------------------------------------------------------------------------")
1258 log.info("Final Statistics for total transactions of sending only DHCP Discover")
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1259 log.info("----------------------------------------------------------------------------------")
1260 log.info("Total transactions Total No. of successes Total No. of failures Running Time ")
1261 log.info(" %d %d %d %d" %(self.transactions,
1262 self.total_success, self.total_failure, self.running_time))
1263 log.info("----------------------------------------------------------------------------------")
1264 log.info("Average no. of clients per second: %d ",
1265 round(self.transactions/self.running_time,0))
1266 log.info("----------------------------------------------------------------------------------")
1267
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1268 def test_dhcpRelay_consecutive_successful_clients_per_second(self, iface = 'veth0'):
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1269
1270 for i in range(1,4):
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1271 self.stats(success_rate = True, only_discover = True)
1272 log.info("----------------------------------------------------------------------------------")
1273 log.info("Statistics for run %d for sending only DHCP Discover",i)
1274 log.info("----------------------------------------------------------------------------------")
1275 log.info("No. of consecutive successful transactions Running Time ")
1276 log.info(" %d %d " %(self.ip_count, self.diff))
1277 log.info("----------------------------------------------------------------------------------")
1278 log.info("No. of consecutive successful clients per second in run %d:%f" %(i, self.transaction_count))
1279 log.info("----------------------------------------------------------------------------------")
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1280
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1281 log.info("Final Statistics for total successful transactions")
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1282 log.info("----------------------------------------------------------------------------------")
1283 log.info("Total transactions Total No. of consecutive successes Running Time ")
1284 log.info(" %d %d %d " %(self.transactions,
1285 self.total_success, self.running_time))
1286 log.info("----------------------------------------------------------------------------------")
1287 log.info("Average no. of consecutive successful clients per second: %d", round(self.total_success/self.running_time,0))
1288 log.info("----------------------------------------------------------------------------------")
1289
ChetanGaonker5b984cb2016-07-12 15:50:49 -0700[diff] [blame]1290 def test_dhcpRelay_concurrent_transactions_per_second(self, iface = 'veth0'):
1291
1292 config = self.default_config
1293 options = self.default_options
1294 subnet = [ ('192.168.1.2',
1295'''
1296subnet 192.168.0.0 netmask 255.255.0.0 {
1297 range 192.168.1.10 192.168.2.100;
1298}
1299'''), ]
1300
1301 dhcpd_interface_list = self.relay_interfaces
1302 self.dhcpd_start(intf_list = dhcpd_interface_list,
1303 config = config,
1304 options = options,
1305 subnet = subnet)
1306
1307 for key in (key for key in g_subscriber_port_map if key < 100):
1308 self.host_load(g_subscriber_port_map[key])
1309
1310 def thread_fun(i):
1311 mac = self.get_mac('veth{}'.format(i))
1312 cip, sip = DHCPTest(iface = 'veth{}'.format(i)).discover(mac = mac)
1313 log.info('Got dhcp client IP %s from server %s for mac %s'%(cip, sip, mac))
1314 self.lock.acquire()
1315
1316 if cip:
1317 self.ip_count += 1
1318
1319 elif cip is None:
1320 self.failure_count += 1
1321
1322 self.lock.notify_all()
1323 self.lock.release()
1324
1325 for i in range (1,4):
1326 self.ip_count = 0
1327 self.failure_count = 0
1328 self.start_time = 0
1329 self.diff = 0
1330 self.transaction_count = 0
1331 self.start_time = time.time()
1332
1333 while self.diff <= 60:
1334 t = threading.Thread(target = thread_fun, kwargs = {'i': random.randrange(0, random.randrange(1,40,1), 1)})
1335 t1 = threading.Thread(target = thread_fun, kwargs = {'i': random.randrange(42, random.randrange(43,80,1), 1)})
1336 t2 = threading.Thread(target = thread_fun, kwargs = {'i': random.randrange(82, random.randrange(83,120,1), 1)})
1337 t3 = threading.Thread(target = thread_fun, kwargs = {'i': random.randrange(122, random.randrange(123,160,1), 1)})
1338 t4 = threading.Thread(target = thread_fun, kwargs = {'i': random.randrange(162, random.randrange(163,180,1), 1)})
1339 t5 = threading.Thread(target = thread_fun, kwargs = {'i': random.randrange(182, random.randrange(183,196,1), 1)})
1340
1341 t.start()
1342 t1.start()
1343 t2.start()
1344 t3.start()
1345 t4.start()
1346 t5.start()
1347
1348 t.join()
1349 t1.join()
1350 t2.join()
1351 t3.join()
1352 t4.join()
1353 t5.join()
1354
1355 self.diff = round(time.time() - self.start_time, 0)
1356
1357 self.transaction_count = round((self.ip_count+self.failure_count)/self.diff, 2)
1358
1359 self.transactions += (self.ip_count+self.failure_count)
1360 self.running_time += self.diff
1361 self.total_success += self.ip_count
1362 self.total_failure += self.failure_count
1363
1364
1365 log.info("----------------------------------------------------------------------------------")
1366 log.info("Statistics for run %d",i)
1367 log.info("----------------------------------------------------------------------------------")
1368 log.info("No. of transactions No. of successes No. of failures Running Time ")
1369 log.info(" %d %d %d %d"
1370 %(self.ip_count+self.failure_count,self.ip_count, self.failure_count, self.diff))
1371 log.info("----------------------------------------------------------------------------------")
1372 log.info("No. of transactions per second in run %d:%f" %(i, self.transaction_count))
1373 log.info("----------------------------------------------------------------------------------")
1374
1375 log.info("----------------------------------------------------------------------------------")
1376 log.info("Final Statistics for total transactions")
1377 log.info("----------------------------------------------------------------------------------")
1378 log.info("Total transactions Total No. of successes Total No. of failures Running Time ")
1379 log.info(" %d %d %d %d" %(self.transactions,
1380 self.total_success, self.total_failure, self.running_time))
1381
1382 log.info("----------------------------------------------------------------------------------")
1383 log.info("Average no. of transactions per second: %d", round(self.transactions/self.running_time,0))
1384 log.info("----------------------------------------------------------------------------------")
1385
1386 def test_dhcpRelay_concurrent_consecutive_successes_per_second(self, iface = 'veth0'):
1387
1388 config = self.default_config
1389 options = self.default_options
1390 subnet = [ ('192.168.1.2',
1391'''
1392subnet 192.168.0.0 netmask 255.255.0.0 {
1393 range 192.168.1.10 192.168.2.100;
1394}
1395'''), ]
1396
1397 dhcpd_interface_list = self.relay_interfaces
1398 self.dhcpd_start(intf_list = dhcpd_interface_list,
1399 config = config,
1400 options = options,
1401 subnet = subnet)
1402 failure_dir = {}
1403
1404 for key in (key for key in g_subscriber_port_map if key != 100):
1405 self.host_load(g_subscriber_port_map[key])
1406
1407 def thread_fun(i, j):
1408# log.info("Thread Name:%s",current_thread().name)
1409# failure_dir[current_thread().name] = True
1410 while failure_dir.has_key(current_thread().name) is False:
1411 mac = RandMAC()._fix()
1412 cip, sip = DHCPTest(iface = 'veth{}'.format(i)).discover(mac = mac)
1413 i += 2
1414 log.info('Got dhcp client IP %s from server %s for mac %s'%(cip, sip, mac))
1415 self.lock.acquire()
1416
1417 if cip:
1418 self.ip_count += 1
1419 self.lock.notify_all()
1420 self.lock.release()
1421 elif cip is None:
1422 self.failure_count += 1
1423 failure_dir[current_thread().name] = True
1424 self.lock.notify_all()
1425 self.lock.release()
1426 break
1427# self.lock.notify_all()
1428# self.lock.release()
1429
1430 for i in range (1,4):
1431 failure_dir = {}
1432 self.ip_count = 0
1433 self.failure_count = 0
1434 self.start_time = 0
1435 self.diff = 0
1436 self.transaction_count = 0
1437 self.start_time = time.time()
1438
1439 while len(failure_dir) != 6:
1440 t = threading.Thread(target = thread_fun, kwargs = {'i': 0, 'j': 2})
1441 t1 = threading.Thread(target = thread_fun, kwargs = {'i': 0, 'j': 2})
1442 t2 = threading.Thread(target = thread_fun, kwargs = {'i': 0, 'j': 2})
1443 t3 = threading.Thread(target = thread_fun, kwargs = {'i': 0, 'j': 2})
1444 t4 = threading.Thread(target = thread_fun, kwargs = {'i': 0, 'j': 2})
1445 t5 = threading.Thread(target = thread_fun, kwargs = {'i': 0, 'j': 2})
1446
1447 t.start()
1448 t1.start()
1449 t2.start()
1450 t3.start()
1451 t4.start()
1452 t5.start()
1453
1454 t.join()
1455 t1.join()
1456 t2.join()
1457 t3.join()
1458 t4.join()
1459 t5.join()
1460
1461 self.diff = round(time.time() - self.start_time, 0)
1462 self.transaction_count = round((self.ip_count)/self.diff, 2)
1463
1464 self.transactions += (self.ip_count+self.failure_count)
1465 self.running_time += self.diff
1466 self.total_success += self.ip_count
1467 self.total_failure += self.failure_count
1468
1469
1470 log.info("Statistics for run %d",i)
1471 log.info("----------------------------------------------------------------------------------")
1472 log.info("No. of consecutive successful transactions Running Time ")
1473 log.info(" %d %d " %(self.ip_count, self.diff))
1474 log.info("----------------------------------------------------------------------------------")
1475 log.info("No. of successful transactions per second in run %d:%f" %(i, self.transaction_count))
1476 log.info("----------------------------------------------------------------------------------")
1477
1478 log.info("Final Statistics for total successful transactions")
1479 log.info("----------------------------------------------------------------------------------")
1480 log.info("Total transactions Total No. of consecutive successes Running Time ")
1481 log.info(" %d %d %d " %(self.transactions,
1482 self.total_success, self.running_time))
1483 log.info("----------------------------------------------------------------------------------")
1484 log.info("Average no. of consecutive successful transactions per second: %d", round(self.total_success/self.running_time,2))
1485 log.info("----------------------------------------------------------------------------------")
1486
1487 def test_dhcpRelay_concurrent_clients_per_second(self, iface = 'veth0'):
1488
1489 config = self.default_config
1490 options = self.default_options
1491 subnet = [ ('192.168.1.2',
1492'''
1493subnet 192.168.0.0 netmask 255.255.0.0 {
1494 range 192.168.1.10 192.168.2.100;
1495}
1496'''), ]
1497
1498 dhcpd_interface_list = self.relay_interfaces
1499 self.dhcpd_start(intf_list = dhcpd_interface_list,
1500 config = config,
1501 options = options,
1502 subnet = subnet)
1503
1504 for key in (key for key in g_subscriber_port_map if key < 100):
1505 self.host_load(g_subscriber_port_map[key])
1506
1507 def thread_fun(i):
1508# mac = self.get_mac('veth{}'.format(i))
1509 cip, sip, mac, _ = DHCPTest(iface = 'veth{}'.format(i)).only_discover(mac = RandMAC()._fix())
1510 log.info('Got dhcp client IP %s from server %s for mac %s'%(cip, sip, mac))
1511 self.lock.acquire()
1512
1513 if cip:
1514 self.ip_count += 1
1515 elif cip is None:
1516 self.failure_count += 1
1517
1518 self.lock.notify_all()
1519 self.lock.release()
1520
1521 for i in range (1,4):
1522 self.ip_count = 0
1523 self.failure_count = 0
1524 self.start_time = 0
1525 self.diff = 0
1526 self.transaction_count = 0
1527 self.start_time = time.time()
1528
1529 while self.diff <= 60:
1530 t = threading.Thread(target = thread_fun, kwargs = {'i': random.randrange(0, random.randrange(1,40,1), 1)})
1531 t1 = threading.Thread(target = thread_fun, kwargs = {'i': random.randrange(42, random.randrange(43,80,1), 1)})
1532 t2 = threading.Thread(target = thread_fun, kwargs = {'i': random.randrange(82, random.randrange(83,120,1), 1)})
1533 t3 = threading.Thread(target = thread_fun, kwargs = {'i': random.randrange(122, random.randrange(123,160,1), 1)})
1534 t4 = threading.Thread(target = thread_fun, kwargs = {'i': random.randrange(162, random.randrange(163,180,1), 1)})
1535 t5 = threading.Thread(target = thread_fun, kwargs = {'i': random.randrange(182, random.randrange(183,196,1), 1)})
1536
1537 t.start()
1538 t1.start()
1539 t2.start()
1540 t3.start()
1541 t4.start()
1542 t5.start()
1543
1544 t.join()
1545 t1.join()
1546 t2.join()
1547 t3.join()
1548 t4.join()
1549 t5.join()
1550
1551 self.diff = round(time.time() - self.start_time, 0)
1552 self.transaction_count = round((self.ip_count+self.failure_count)/self.diff, 2)
1553 self.transactions += (self.ip_count+self.failure_count)
1554 self.running_time += self.diff
1555 self.total_success += self.ip_count
1556 self.total_failure += self.failure_count
1557
1558 log.info("----------------------------------------------------------------------------------")
1559 log.info("Statistics for run %d of sending only DHCP Discover",i)
1560 log.info("----------------------------------------------------------------------------------")
1561 log.info("No. of transactions No. of successes No. of failures Running Time ")
1562 log.info(" %d %d %d %d" %(self.ip_count+self.failure_count, self.ip_count, self.failure_count, self.diff))
1563 log.info("----------------------------------------------------------------------------------")
1564 log.info("No. of clients per second in run %d:%f "
1565 %(i, self.transaction_count))
1566 log.info("----------------------------------------------------------------------------------")
1567
1568 log.info("Final Statistics for total transactions of sending only DHCP Discover")
1569 log.info("----------------------------------------------------------------------------------")
1570 log.info("Total transactions Total No. of successes Total No. of failures Running Time ")
1571 log.info(" %d %d %d %d" %(self.transactions,
1572 self.total_success, self.total_failure, self.running_time))
1573 log.info("----------------------------------------------------------------------------------")
1574 log.info("Average no. of clients per second: %d ",
1575 round(self.transactions/self.running_time,0))
1576 log.info("----------------------------------------------------------------------------------")
1577
1578
1579 @nottest
1580 def test_dhcpRelay_inform_packet(self, iface = 'veth0'):
1581 mac = self.get_mac(iface)
1582 self.host_load(iface)
1583 self.dhcp = DHCPTest(seed_ip = '10.10.10.1', iface = iface)
1584 self.send_recv(mac, inform_packet = True)
1585
1586 def test_dhcpRelay_client_conflict(self, iface = 'veth0'):
1587 mac = self.get_mac(iface)
1588 self.host_load(iface)
1589 self.dhcp = DHCPTest(seed_ip = '10.10.10.1', iface = iface)
1590 cip, sip, mac, _ = self.dhcp.only_discover()
1591 log.info('Got dhcp client IP %s from server %s for mac %s.' %
1592 (cip, sip, mac) )
1593 self.dhcp1 = DHCPTest(seed_ip = cip, iface = iface)
1594 new_cip, new_sip, new_mac, _ = self.dhcp1.only_discover(desired = True)
1595 new_cip, new_sip = self.dhcp1.only_request(new_cip, new_mac)
1596 log.info('Got dhcp client IP %s from server %s for mac %s.' %
1597 (new_cip, new_sip, new_mac) )
1598 log.info("IP %s alredy consumed by mac %s." % (new_cip, new_mac))
1599 log.info("Now sending DHCP Request for old DHCP discover.")
1600 new_cip, new_sip = self.dhcp.only_request(cip, mac)
1601 if new_cip is None:
1602 log.info('Got dhcp client IP %s from server %s for mac %s.Which is expected behavior.'
1603 %(new_cip, new_sip, new_mac) )
1604 elif new_cip:
1605 log.info('Got dhcp client IP %s from server %s for mac %s.Which is not expected behavior as IP %s is already consumed.'
1606 %(new_cip, new_sip, new_mac, new_cip) )
1607 assert_equal(new_cip, None)
1608
1609
ChetanGaonker5860c182016-07-05 16:33:06 -0700[diff] [blame]1610