diff options
Diffstat (limited to 'python/vyos/ifconfig/interface.py')
| -rw-r--r-- | python/vyos/ifconfig/interface.py | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/python/vyos/ifconfig/interface.py b/python/vyos/ifconfig/interface.py index 9a3419353..2629729f8 100644 --- a/python/vyos/ifconfig/interface.py +++ b/python/vyos/ifconfig/interface.py @@ -1010,6 +1010,8 @@ class Interface(Control): >>> j.get_addr() ['2001:db8::ffff/64'] """ + if not addr: + raise ValueError() # remove from interface if addr == 'dhcp': @@ -1261,16 +1263,16 @@ class Interface(Control): # determine IP addresses which are assigned to the interface and build a # list of addresses which are no longer in the dict so they can be removed - cur_addr = self.get_addr() - for addr in list_diff(cur_addr, new_addr): - # we will delete all interface specific IP addresses if they are not - # explicitly configured on the CLI - if is_ipv6_link_local(addr): - eui64 = mac2eui64(self.get_mac(), 'fe80::/64') - if addr != f'{eui64}/64': + if 'address_old' in config: + for addr in list_diff(config['address_old'], new_addr): + # we will delete all interface specific IP addresses if they are not + # explicitly configured on the CLI + if is_ipv6_link_local(addr): + eui64 = mac2eui64(self.get_mac(), 'fe80::/64') + if addr != f'{eui64}/64': + self.del_addr(addr) + else: self.del_addr(addr) - else: - self.del_addr(addr) for addr in new_addr: self.add_addr(addr) |