diff options
| -rw-r--r-- | python/vyos/ifconfig/interface.py | 83 |
1 files changed, 43 insertions, 40 deletions
diff --git a/python/vyos/ifconfig/interface.py b/python/vyos/ifconfig/interface.py index 430940c57..a2fa96d82 100644 --- a/python/vyos/ifconfig/interface.py +++ b/python/vyos/ifconfig/interface.py @@ -38,6 +38,7 @@ from vyos.util import dict_search from vyos.util import read_file from vyos.util import get_interface_config from vyos.util import is_systemd_service_active +from vyos.util import sysctl_read from vyos.template import is_ipv4 from vyos.template import is_ipv6 from vyos.validate import is_intf_addr_assigned @@ -1357,47 +1358,49 @@ class Interface(Control): value = tmp if (tmp != None) else '0' self.set_ipv4_source_validation(value) - # IPv6 forwarding - tmp = dict_search('ipv6.disable_forwarding', config) - value = '0' if (tmp != None) else '1' - self.set_ipv6_forwarding(value) - - # IPv6 router advertisements - tmp = dict_search('ipv6.address.autoconf', config) - value = '2' if (tmp != None) else '1' - if 'dhcpv6' in new_addr: - value = '2' - self.set_ipv6_accept_ra(value) - - # IPv6 address autoconfiguration - tmp = dict_search('ipv6.address.autoconf', config) - value = '1' if (tmp != None) else '0' - self.set_ipv6_autoconf(value) - - # IPv6 Duplicate Address Detection (DAD) tries - tmp = dict_search('ipv6.dup_addr_detect_transmits', config) - value = tmp if (tmp != None) else '1' - self.set_ipv6_dad_messages(value) - - # MTU - Maximum Transfer Unit - if 'mtu' in config: - self.set_mtu(config.get('mtu')) - - # Delete old IPv6 EUI64 addresses before changing MAC - for addr in (dict_search('ipv6.address.eui64_old', config) or []): - self.del_ipv6_eui64_address(addr) - - # Manage IPv6 link-local addresses - if dict_search('ipv6.address.no_default_link_local', config) != None: - self.del_ipv6_eui64_address('fe80::/64') - else: - self.add_ipv6_eui64_address('fe80::/64') + # Only change IPv6 parameters if IPv6 was not explicitly disabled + if sysctl_read('net.ipv6.conf.all.disable_ipv6') == '0': + # IPv6 forwarding + tmp = dict_search('ipv6.disable_forwarding', config) + value = '0' if (tmp != None) else '1' + self.set_ipv6_forwarding(value) + + # IPv6 router advertisements + tmp = dict_search('ipv6.address.autoconf', config) + value = '2' if (tmp != None) else '1' + if 'dhcpv6' in new_addr: + value = '2' + self.set_ipv6_accept_ra(value) + + # IPv6 address autoconfiguration + tmp = dict_search('ipv6.address.autoconf', config) + value = '1' if (tmp != None) else '0' + self.set_ipv6_autoconf(value) + + # IPv6 Duplicate Address Detection (DAD) tries + tmp = dict_search('ipv6.dup_addr_detect_transmits', config) + value = tmp if (tmp != None) else '1' + self.set_ipv6_dad_messages(value) + + # MTU - Maximum Transfer Unit + if 'mtu' in config: + self.set_mtu(config.get('mtu')) + + # Delete old IPv6 EUI64 addresses before changing MAC + for addr in (dict_search('ipv6.address.eui64_old', config) or []): + self.del_ipv6_eui64_address(addr) + + # Manage IPv6 link-local addresses + if dict_search('ipv6.address.no_default_link_local', config) != None: + self.del_ipv6_eui64_address('fe80::/64') + else: + self.add_ipv6_eui64_address('fe80::/64') - # Add IPv6 EUI-based addresses - tmp = dict_search('ipv6.address.eui64', config) - if tmp: - for addr in tmp: - self.add_ipv6_eui64_address(addr) + # Add IPv6 EUI-based addresses + tmp = dict_search('ipv6.address.eui64', config) + if tmp: + for addr in tmp: + self.add_ipv6_eui64_address(addr) # re-add ourselves to any bridge we might have fallen out of if 'is_bridge_member' in config: |