def test_list_ips_by_iface_v6_mainline(self):
retval = futils.CommandOutput(
"1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 \n"
" inet6 ::1/128 scope host \n"
" valid_lft forever preferred_lft forever\n"
"2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qlen 1000\n"
" inet6 fe80::20c:29ff:fecb:c819/64 scope link \n"
" valid_lft forever preferred_lft forever\n"
"4: mgmt0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 \n"
" inet6 fe80::1/64 scope link \n"
" valid_lft forever preferred_lft forever\n"
" inet6 fe80::8872:90ff:fec4:f79e/64 scope link \n"
" valid_lft forever preferred_lft forever\n",
""
)
with mock.patch('calico.felix.futils.check_call',
return_value=retval) as m_check_call:
ips = devices.list_ips_by_iface(futils.IPV6)
self.assertEqual(
ips,
{
"lo": {IPAddress("::1")},
"eth0": {IPAddress("fe80::20c:29ff:fecb:c819")},
"mgmt0": {IPAddress("fe80::1"),
IPAddress("fe80::8872:90ff:fec4:f79e")},
}
)
def test_list_ips_by_iface_v4_mainline(self):
retval = futils.CommandOutput(
"1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default \n"
" inet 127.0.0.1/8 scope host lo\n"
" valid_lft forever preferred_lft forever\n"
"2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000\n"
" inet 192.168.171.128/24 brd 192.168.171.255 scope global eth0\n"
" valid_lft forever preferred_lft forever\n"
"3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000\n"
" inet 172.16.171.5/24 brd 172.16.171.255 scope global eth1\n"
" valid_lft forever preferred_lft forever\n"
"5: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default \n"
" inet 172.17.0.1/16 scope global docker0\n"
" valid_lft forever preferred_lft forever\n"
"6: lxcbr0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default \n"
" inet 10.0.3.1/24 brd 10.0.3.255 scope global lxcbr0\n"
" valid_lft forever preferred_lft forever\n"
" inet 10.0.3.2/24 brd 10.0.3.255 scope global lxcbr0\n"
" valid_lft forever preferred_lft forever\n",
""
)
with mock.patch('calico.felix.futils.check_call',
return_value=retval) as m_check_call:
ips = devices.list_ips_by_iface(futils.IPV4)
self.assertEqual(
ips,
{
"lo": {IPAddress("127.0.0.1")},
"eth0": {IPAddress("192.168.171.128")},
"eth1": {IPAddress("172.16.171.5")},
"docker0": {IPAddress("172.17.0.1")},
"lxcbr0": {IPAddress("10.0.3.1"), IPAddress("10.0.3.2")},
}
)
def _poll_interfaces(self, known_interfaces):
"""Does a single poll of the host interfaces, looking for IP changes.
Sends updates to the EndpointManager via the _on_iface_ips_update()
message.
This is broken out form the loop above to make it easier to test.
:param known_interfaces:
:return:
"""
# We only care about host interfaces, not workload ones.
exclude_prefixes = self.config.IFACE_PREFIX
# Get the IPs for each interface.
ips_by_iface = devices.list_ips_by_iface(self.ip_type)
for iface, ips in ips_by_iface.items():
ignore_iface = any(
iface.startswith(prefix) for prefix in exclude_prefixes)
if ignore_iface:
# Ignore non-host interfaces.
ips_by_iface.pop(iface)
else:
# Compare with the set of IPs that were there before.
# We pop interfaces that we see so that we can clean up
# deletions below.
old_ips = known_interfaces.pop(iface, None)
if old_ips != ips:
_log.debug("IPs of interface %s changed to %s", iface, ips)
self._on_iface_ips_update(iface, ips, async=True)
# Clean up deletions. Anything left in known_interfaces has
# been deleted.
for iface, ips in known_interfaces.iteritems():
self._on_iface_ips_update(iface, None, async=True)
# Update our cache of known interfaces for the next loop.
return ips_by_iface
def test_list_ips_by_iface_v6_mainline(self):
retval = futils.CommandOutput(
"1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 \n"
" inet6 ::1/128 scope host \n"
" valid_lft forever preferred_lft forever\n"
"2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qlen 1000\n"
" inet6 fe80::20c:29ff:fecb:c819/64 scope link \n"
" valid_lft forever preferred_lft forever\n"
"4: mgmt0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 \n"
" inet6 fe80::1/64 scope link \n"
" valid_lft forever preferred_lft forever\n"
" inet6 fe80::8872:90ff:fec4:f79e/64 scope link \n"
" valid_lft forever preferred_lft forever\n",
""
)
with mock.patch('calico.felix.futils.check_call',
return_value=retval) as m_check_call:
ips = devices.list_ips_by_iface(futils.IPV6)
self.assertEqual(
ips,
{
"lo": {IPAddress("::1")},
"eth0": {IPAddress("fe80::20c:29ff:fecb:c819")},
"mgmt0": {IPAddress("fe80::1"),
IPAddress("fe80::8872:90ff:fec4:f79e")},
}
)
def test_list_ips_by_iface_v4_mainline(self):
retval = futils.CommandOutput(
"1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default \n"
" inet 127.0.0.1/8 scope host lo\n"
" valid_lft forever preferred_lft forever\n"
"2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000\n"
" inet 192.168.171.128/24 brd 192.168.171.255 scope global eth0\n"
" valid_lft forever preferred_lft forever\n"
"3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000\n"
" inet 172.16.171.5/24 brd 172.16.171.255 scope global eth1\n"
" valid_lft forever preferred_lft forever\n"
"5: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default \n"
" inet 172.17.0.1/16 scope global docker0\n"
" valid_lft forever preferred_lft forever\n"
"6: lxcbr0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default \n"
" inet 10.0.3.1/24 brd 10.0.3.255 scope global lxcbr0\n"
" valid_lft forever preferred_lft forever\n"
" inet 10.0.3.2/24 brd 10.0.3.255 scope global lxcbr0\n"
" valid_lft forever preferred_lft forever\n",
""
)
with mock.patch('calico.felix.futils.check_call',
return_value=retval) as m_check_call:
ips = devices.list_ips_by_iface(futils.IPV4)
self.assertEqual(
ips,
{
"lo": {IPAddress("127.0.0.1")},
"eth0": {IPAddress("192.168.171.128")},
"eth1": {IPAddress("172.16.171.5")},
"docker0": {IPAddress("172.17.0.1")},
"lxcbr0": {IPAddress("10.0.3.1"), IPAddress("10.0.3.2")},
}
)
def _poll_interfaces(self, known_interfaces):
"""Does a single poll of the host interfaces, looking for IP changes.
Sends updates to the EndpointManager via the _on_iface_ips_update()
message.
This is broken out form the loop above to make it easier to test.
:param known_interfaces:
:return:
"""
# We only care about host interfaces, not workload ones.
exclude_prefix = self.config.IFACE_PREFIX
# Get the IPs for each interface.
ips_by_iface = devices.list_ips_by_iface(self.ip_type)
for iface, ips in ips_by_iface.items():
if iface.startswith(exclude_prefix):
# Ignore non-host interfaces.
ips_by_iface.pop(iface)
else:
# Compare with the set of IPs that were there before.
# We pop interfaces that we see so that we can clean up
# deletions below.
old_ips = known_interfaces.pop(iface, None)
if old_ips != ips:
_log.debug("IPs of interface %s changed to %s",
iface, ips)
self._on_iface_ips_update(iface, ips, async=True)
# Clean up deletions. Anything left in known_interfaces has
# been deleted.
for iface, ips in known_interfaces.iteritems():
self._on_iface_ips_update(iface, None, async=True)
# Update our cache of known interfaces for the next loop.
return ips_by_iface