Merge "Rename ipv6_utils.is_enabled()"
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commit
bf81b49a37
@ -250,7 +250,7 @@ class L3NATAgent(ha.AgentMixin,
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super(L3NATAgent, self).__init__(host=self.conf.host)
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self.target_ex_net_id = None
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self.use_ipv6 = ipv6_utils.is_enabled()
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self.use_ipv6 = ipv6_utils.is_enabled_and_bind_by_default()
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self.pd = pd.PrefixDelegation(self.context, self.process_monitor,
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self.driver,
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@ -67,7 +67,7 @@ class IptablesFirewallDriver(firewall.FirewallDriver):
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def __init__(self, namespace=None):
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self.iptables = iptables_manager.IptablesManager(
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use_ipv6=ipv6_utils.is_enabled(),
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use_ipv6=ipv6_utils.is_enabled_and_bind_by_default(),
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namespace=namespace)
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# TODO(majopela, shihanzhang): refactor out ipset to a separate
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# driver composed over this one
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@ -18,6 +18,7 @@ IPv6-related utilities and helper functions.
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"""
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import os
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from debtcollector import moves
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from debtcollector import removals
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import netaddr
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from neutron_lib import constants as const
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@ -53,7 +54,10 @@ def get_ipv6_addr_by_EUI64(prefix, mac):
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'EUI-64: %s') % prefix)
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def is_enabled():
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def is_enabled_and_bind_by_default():
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"""Check if host has the IPv6 support and is configured to bind IPv6
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address to new interfaces by default.
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"""
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global _IS_IPV6_ENABLED
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if _IS_IPV6_ENABLED is None:
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@ -65,10 +69,18 @@ def is_enabled():
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else:
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_IS_IPV6_ENABLED = False
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if not _IS_IPV6_ENABLED:
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LOG.info(_LI("IPv6 is not enabled on this system."))
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LOG.info(_LI("IPv6 not present or configured not to bind to new "
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"interfaces on this system. Please ensure IPv6 is "
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"enabled and /proc/sys/net/ipv6/conf/default/"
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"disable_ipv6 is set to 1 to enable IPv6."))
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return _IS_IPV6_ENABLED
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is_enabled = moves.moved_function(is_enabled_and_bind_by_default,
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'is_enabled', __name__, version='Ocata',
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removal_version='Pike')
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def is_auto_address_subnet(subnet):
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"""Check if subnet is an auto address subnet."""
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modes = [const.IPV6_SLAAC, const.DHCPV6_STATELESS]
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@ -74,7 +74,7 @@ class RouterWithMetering(object):
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namespace=self.ns_name,
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binary_name=WRAP_NAME,
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state_less=True,
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use_ipv6=ipv6_utils.is_enabled())
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use_ipv6=ipv6_utils.is_enabled_and_bind_by_default())
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self.metering_labels = {}
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@ -98,7 +98,8 @@ class L3HATestCase(framework.L3AgentTestFramework):
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self._router_lifecycle(enable_ha=True, dual_stack=True,
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v6_ext_gw_with_sub=False)
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@testtools.skipUnless(ipv6_utils.is_enabled(), "IPv6 is not enabled")
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@testtools.skipUnless(ipv6_utils.is_enabled_and_bind_by_default(),
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"IPv6 is not enabled")
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def test_ipv6_router_advts_after_router_state_change(self):
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# Schedule router to l3 agent, and then add router gateway. Verify
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# that router gw interface is configured to receive Router Advts.
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@ -55,10 +55,10 @@ class IPv6byEUI64TestCase(base.BaseTestCase):
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ipv6_utils.get_ipv6_addr_by_EUI64(prefix, mac))
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class TestIsEnabled(base.BaseTestCase):
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class TestIsEnabledAndBindByDefault(base.BaseTestCase):
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def setUp(self):
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super(TestIsEnabled, self).setUp()
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super(TestIsEnabledAndBindByDefault, self).setUp()
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def reset_detection_flag():
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ipv6_utils._IS_IPV6_ENABLED = None
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@ -70,25 +70,25 @@ class TestIsEnabled(base.BaseTestCase):
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def test_enabled(self):
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self.useFixture(tools.OpenFixture(self.proc_path, '0'))
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enabled = ipv6_utils.is_enabled()
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enabled = ipv6_utils.is_enabled_and_bind_by_default()
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self.assertTrue(enabled)
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def test_disabled(self):
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self.useFixture(tools.OpenFixture(self.proc_path, '1'))
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enabled = ipv6_utils.is_enabled()
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enabled = ipv6_utils.is_enabled_and_bind_by_default()
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self.assertFalse(enabled)
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def test_disabled_non_exists(self):
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mo = self.useFixture(tools.OpenFixture(self.proc_path, '1')).mock_open
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self.mock_exists.return_value = False
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enabled = ipv6_utils.is_enabled()
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enabled = ipv6_utils.is_enabled_and_bind_by_default()
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self.assertFalse(enabled)
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self.assertFalse(mo.called)
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def test_memoize(self):
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mo = self.useFixture(tools.OpenFixture(self.proc_path, '0')).mock_open
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ipv6_utils.is_enabled()
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enabled = ipv6_utils.is_enabled()
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ipv6_utils.is_enabled_and_bind_by_default()
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enabled = ipv6_utils.is_enabled_and_bind_by_default()
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self.assertTrue(enabled)
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mo.assert_called_once_with(self.proc_path, 'r')
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