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Merge pull request #422 from smvoigt/coreemu#421

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Fix for IPv6 Addresses disappear with FRR #421
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bharnden 2020-04-06 17:01:20 -07:00 committed by GitHub
commit 41451c29cf
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1 changed files with 7 additions and 1 deletions
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8
daemon/core/nodes/netclient.py
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@ -4,7 +4,9 @@ Clients for dealing with bridge/interface commands.
import json
from typing import Callable
from core.constants import ETHTOOL_BIN, IP_BIN, OVS_BIN, TC_BIN
import netaddr
from core.constants import ETHTOOL_BIN, IP_BIN, OVS_BIN, SYSCTL_BIN, TC_BIN
class LinuxNetClient:
@ -168,6 +170,10 @@ class LinuxNetClient:
)
else:
self.run(f"{IP_BIN} address add {address} dev {device}")
if netaddr.valid_ipv6(address.split("/")[0]):
# IPv6 addresses are removed by default on interface down.
# Make sure that the IPv6 address we add is not removed
self.run(f"{SYSCTL_BIN} -w net.ipv6.conf.{device}.keep_addr_on_down=1")
def delete_address(self, device: str, address: str) -> None:
"""