def test_addr_add(self):
"""Test IP address configuration.
"""
netdev.addr_add('1.2.3.4', 'foo_dev', addr_scope='foo_scope')
treadmill.subproc.check_call.assert_called_with([
'ip',
'addr',
'add',
'1.2.3.4',
'dev',
'foo_dev',
'scope',
'foo_scope',
], )
netdev.addr_add('1.2.3.4',
'foo_dev',
ptp_addr='3.4.5.6',
addr_scope='foo_scope')
treadmill.subproc.check_call.assert_called_with([
'ip',
'addr',
'add',
'1.2.3.4',
'peer',
'3.4.5.6',
'dev',
'foo_dev',
'scope',
'foo_scope',
], )
def _bridge_initialize(self):
"""Reset/initialize the Treadmill node bridge.
"""
try:
# FIXME(boysson): This is for migration when TM_DEV0 used to be a
# bridge.
netdev.link_set_down(self._TM_DEV0)
netdev.bridge_delete(self._TM_DEV0)
except subproc.CalledProcessError:
pass
try:
netdev.link_set_down(self._TM_DEV0)
netdev.link_del_veth(self._TM_DEV0)
except subproc.CalledProcessError:
pass
try:
netdev.link_set_down(self._TMBR_DEV)
netdev.bridge_delete(self._TMBR_DEV)
except subproc.CalledProcessError:
pass
netdev.bridge_create(self._TMBR_DEV)
netdev.bridge_setfd(self._TMBR_DEV, 0)
netdev.link_add_veth(self._TM_DEV0, self._TM_DEV1)
netdev.link_set_mtu(self._TM_DEV0, self.ext_mtu)
netdev.link_set_mtu(self._TM_DEV1, self.ext_mtu)
netdev.bridge_addif(self._TMBR_DEV, self._TM_DEV1)
# Force the bridge MAC address to the Treadmill device. This
# prevents the bridge's MAC from changing when adding/removing
# container interfaces.
# (Default Linux bridge behavior is to set the bridge's MAC to be
# lowest of it's ports).
tm_mac = netdev.dev_mac(self._TM_DEV1)
netdev.link_set_addr(self._TMBR_DEV, tm_mac)
# Bring up the bridge interface
netdev.link_set_up(self._TMBR_DEV)
netdev.link_set_up(self._TM_DEV1)
netdev.addr_add(
addr='{ip}/16'.format(ip=self._TM_IP),
devname=self._TM_DEV0
)
# Enable route_localnet so that we can redirect traffic from the
# container to the node's loopback address.
netdev.dev_conf_route_localnet_set(self._TM_DEV0, True)
# Bring up the TM interface
netdev.link_set_up(self._TM_DEV0)
def wg_dev_create(unique_id, tun_localaddr, tun_remoteaddr, ll_devname,
ll_localaddr, ll_remoteaddr):
"""Configure a Warpgate tunnel interface.
"""
tun_devname = _WG_DEV_FORMAT.format(id=unique_id)
netdev.gre_create(
grename=tun_devname,
devname=ll_devname,
localaddr=ll_localaddr,
remoteaddr=ll_remoteaddr,
key=unique_id,
)
netdev.addr_add(addr=tun_localaddr,
devname=tun_devname,
ptp_addr=tun_remoteaddr,
addr_scope='host')
return tun_devname