try to remove the address first

2020-05-15 03:17:53 -04:00 · 2020-05-15 03:17:53 -04:00 · c877868c33
commit c877868c33
parent 881a8c9317
1 changed files with 9 additions and 0 deletions
--- a/utils/he_ipv6/tunnelbroker.py
+++ b/utils/he_ipv6/tunnelbroker.py
@ -159,6 +159,15 @@ class TunnelBroker(object):
                    raise e
            # The SLAAC prefixes.
            for b in assignment.iface_blocks:
+                try:
+                    ipr.addr('del',
+                             index = assignment.iface_idx,
+                             address = b.str,
+                             mask = b.prefixlen,
+                             family = socket.AF_INET6)
+                    logger.debug('Removed {0} with prefix {1} from {2}.'.format(b.str, b.prefixlen, assignment.iface))
+                except Exception as e:
+                    pass
                try:
                    ipr.addr('add',
                             index = assignment.iface_idx,