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iwd/autotests/testNetconfig/stateless_test.py

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#!/usr/bin/python3
import unittest
import sys
sys.path.append('../util')
import iwd
from iwd import IWD
from iwd import PSKAgent
from iwd import NetworkType
from hostapd import HostapdCLI
import testutil
from config import ctx
import os
import socket
class Test(unittest.TestCase):
def test_connection_success(self):
def check_addr(device):
try:
testutil.test_ip_address_match(device.name, '3ffe:501:ffff:100::', 128, 64)
except:
return False
return True
def get_ll_addrs6(ns, ifname):
show_ip = ns.start_process(['ip', 'addr', 'show', ifname])
show_ip.wait()
for l in show_ip.out.split('\n'):
if 'inet6 fe80::' in l:
return socket.inet_pton(socket.AF_INET6, l.split(None, 1)[1].split('/', 1)[0])
return None
IWD.copy_to_storage('auto.psk', name='ap-ns1.psk')
wd = IWD(True)
psk_agent = PSKAgent("secret123")
wd.register_psk_agent(psk_agent)
devices = wd.list_devices(1)
device = devices[0]
ordered_network = device.get_ordered_network('ap-ns1')
self.assertEqual(ordered_network.type, NetworkType.psk)
condition = 'not obj.connected'
wd.wait_for_object_condition(ordered_network.network_object, condition)
# Give the AP's interface time to set up addresses so that radvd can
# reply to our Router Solicitation immediately.
ctx.non_block_wait(lambda: False, 3, exception=False)
ordered_network.network_object.connect()
condition = 'obj.state == DeviceState.connected'
wd.wait_for_object_condition(device, condition)
testutil.test_iface_operstate()
ctx.non_block_wait(check_addr, 10, device,
exception=Exception("IPv6 address was not set"))
# Cannot use test_ifaces_connected() across namespaces (implementation details)
testutil.test_ip_connected(('192.168.1.10', ctx), ('192.168.1.1', self.ns1))
ifname = str(device.name)
router_ll_addr = get_ll_addrs6(self.ns1, self.hapd.ifname)
expected_routes6 = {
# Default router
testutil.RouteInfo(gw=router_ll_addr, flags=3, ifname=ifname),
# On-link prefixes
testutil.RouteInfo(dst=socket.inet_pton(socket.AF_INET6, '3ffe:501:ffff:100::'), plen=64,
flags=1, ifname=ifname),
testutil.RouteInfo(dst=socket.inet_pton(socket.AF_INET6, '3ffe:501:ffff:200::'), plen=64,
flags=1, ifname=ifname),
}
self.maxDiff = None
self.assertEqual(expected_routes6, set(testutil.get_routes6(ifname)))
rclog = open('/tmp/resolvconf.log', 'r')
entries = rclog.readlines()
rclog.close()
expected_rclog = ['-a %s.dns\n' % (ifname,), 'nameserver 192.168.1.2\n',
'nameserver 3ffe:501:ffff:100::2\n',
'-a %s.domain\n' % (ifname,), 'search test1\n', 'search test2\n']
# Every resolvconf -a run overwrites the previous settings. Check the last six lines
# of our log since we care about the end result here.
self.assertEqual(expected_rclog, entries[-6:])
device.disconnect()
condition = 'not obj.connected'
wd.wait_for_object_condition(ordered_network.network_object, condition)
wd.unregister_psk_agent(psk_agent)
@classmethod
def setUpClass(cls):
def remove_lease4():
try:
os.remove('/tmp/dhcpd.leases')
os.remove('/tmp/dhcpd.leases~')
except:
pass
def remove_lease6():
try:
os.remove('/tmp/dhcpd6.leases')
os.remove('/tmp/dhcpd6.leases~')
except:
pass
cls.ns1 = ctx.get_namespace('ns1')
cls.hapd = HostapdCLI('ap-ns1.conf')
cls.ns1.start_process(['ip', 'addr','add', '192.168.1.1/17',
'dev', cls.hapd.ifname]).wait()
cls.ns1.start_process(['touch', '/tmp/dhcpd.leases']).wait()
cls.dhcpd_pid = cls.ns1.start_process(['dhcpd', '-f', '-d', '-cf', '/tmp/dhcpd.conf',
'-lf', '/tmp/dhcpd.leases',
cls.hapd.ifname], cleanup=remove_lease4)
cls.ns1.start_process(['ip', 'addr', 'add', '3ffe:501:ffff:100::1/72',
'dev', cls.hapd.ifname]).wait()
cls.ns1.start_process(['touch', '/tmp/dhcpd6.leases']).wait()
cls.dhcpd6_pid = cls.ns1.start_process(['dhcpd', '-6', '-f', '-d',
'-cf', '/tmp/dhcpd-v6.conf',
'-lf', '/tmp/dhcpd6.leases',
cls.hapd.ifname], cleanup=remove_lease6)
cls.ns1.start_process(['sysctl',
'net.ipv6.conf.' + cls.hapd.ifname + '.forwarding=1']).wait()
config = open('/tmp/radvd.conf', 'w')
config.write('interface ' + cls.hapd.ifname + ''' {
AdvSendAdvert on;
AdvManagedFlag off;
AdvOtherConfigFlag on;
# Test that the prefix with longer lifetime is selected.
prefix 3ffe:501:ffff:100::/64 { AdvAutonomous on; AdvPreferredLifetime 3605; };
prefix 3ffe:501:ffff:200::/64 { AdvAutonomous on; AdvPreferredLifetime 3600; };
DNSSL test1 test2 { AdvDNSSLLifetime 3600; };
};''')
config.close()
cls.radvd_pid = cls.ns1.start_process(['radvd', '-n', '-d5',
'-p', '/tmp/radvd.pid', '-C', '/tmp/radvd.conf'])
cls.orig_path = os.environ['PATH']
os.environ['PATH'] = '/tmp/test-bin:' + os.environ['PATH']
IWD.copy_to_storage('resolvconf', '/tmp/test-bin')
@classmethod
def tearDownClass(cls):
IWD.clear_storage()
cls.ns1.stop_process(cls.dhcpd_pid)
cls.dhcpd_pid = None
cls.ns1.stop_process(cls.dhcpd6_pid)
cls.dhcpd6_pid = None
cls.ns1.stop_process(cls.radvd_pid)
cls.radvd_pid = None
os.system('rm -rf /tmp/radvd.conf /tmp/test-bin')
os.environ['PATH'] = cls.orig_path
if __name__ == '__main__':
unittest.main(exit=True)