| 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 OnosCtrl import OnosCtrl |
| log.setLevel('INFO') |
| |
| class dhcp_exchange(unittest.TestCase): |
| |
| 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" |
| } |
| |
| app = 'org.onosproject.dhcp' |
| |
| def setUp(self): |
| ''' Activate the dhcp app''' |
| 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() |
| |
| 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, update_seed = False): |
| cip, sip = self.dhcp.discover(update_seed = update_seed) |
| 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 test_dhcp_1request(self, iface = 'veth0'): |
| 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 = iface) |
| self.send_recv() |
| |
| def test_dhcp_Nrequest(self, iface = 'veth0'): |
| 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 = '192.169.1.1', iface = 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_1release(self, iface = 'veth0'): |
| config = {'startip':'10.10.100.20', 'endip':'10.10.100.21', |
| '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 = 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, iface = 'veth0'): |
| config = {'startip':'192.170.1.20', 'endip':'192.170.1.30', |
| '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 = 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) |