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author | Christian Poessinger <christian@poessinger.com> | 2019-10-13 12:49:47 +0200 |
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committer | Christian Poessinger <christian@poessinger.com> | 2019-10-13 12:49:47 +0200 |
commit | 79bc826426385e5b40fbe58137d0a2d2831cf274 (patch) | |
tree | e21c70c44c5889c3b37eabf9e7a7d6095f842a69 /src/conf_mode/interfaces-loopback.py | |
parent | 5c834feebe5e7749ec731dcf9556ae6997b0b526 (diff) | |
parent | fe7279454c86a2947b23fb0d769483b7fe2a3cc3 (diff) | |
download | vyos-1x-79bc826426385e5b40fbe58137d0a2d2831cf274.tar.gz vyos-1x-79bc826426385e5b40fbe58137d0a2d2831cf274.zip |
Merge branch 'current' of github.com:vyos/vyos-1x into equuleus
* 'current' of github.com:vyos/vyos-1x:
Sync XML interface description source file pattern and conf script name
Python/ifconfig: T1557: add support for DHCPv6 client options
bonding: T1614: support DHCP options on VLAN interfaces
Python/ifconfig: T1557: bugfix when configuring accept_ra on VLAN interfaces
conf_mode: bonding/ethernet fix comments
Jenkins: Docker: always pull container from Dockerhub
Diffstat (limited to 'src/conf_mode/interfaces-loopback.py')
-rwxr-xr-x | src/conf_mode/interfaces-loopback.py | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/conf_mode/interfaces-loopback.py b/src/conf_mode/interfaces-loopback.py new file mode 100755 index 000000000..10722d137 --- /dev/null +++ b/src/conf_mode/interfaces-loopback.py @@ -0,0 +1,100 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2019 VyOS maintainers and contributors +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 2 or later as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +import os + +from sys import exit +from copy import deepcopy + +from vyos.ifconfig import LoopbackIf +from vyos.configdict import list_diff +from vyos.config import Config +from vyos import ConfigError + +default_config_data = { + 'address': [], + 'address_remove': [], + 'deleted': False, + 'description': '', +} + + +def get_config(): + loopback = deepcopy(default_config_data) + conf = Config() + + # determine tagNode instance + try: + loopback['intf'] = os.environ['VYOS_TAGNODE_VALUE'] + except KeyError as E: + print("Interface not specified") + + # Check if interface has been removed + if not conf.exists('interfaces loopback ' + loopback['intf']): + loopback['deleted'] = True + + # set new configuration level + conf.set_level('interfaces loopback ' + loopback['intf']) + + # retrieve configured interface addresses + if conf.exists('address'): + loopback['address'] = conf.return_values('address') + + # retrieve interface description + if conf.exists('description'): + loopback['description'] = conf.return_value('description') + + # Determine interface addresses (currently effective) - to determine which + # address is no longer valid and needs to be removed from the interface + eff_addr = conf.return_effective_values('address') + act_addr = conf.return_values('address') + loopback['address_remove'] = list_diff(eff_addr, act_addr) + + return loopback + +def verify(loopback): + return None + +def generate(loopback): + return None + +def apply(loopback): + l = LoopbackIf(loopback['intf']) + if loopback['deleted']: + l.remove() + else: + # update interface description used e.g. within SNMP + l.set_alias(loopback['description']) + + # Configure interface address(es) + # - not longer required addresses get removed first + # - newly addresses will be added second + for addr in loopback['address_remove']: + l.del_addr(addr) + for addr in loopback['address']: + l.add_addr(addr) + + return None + +if __name__ == '__main__': + try: + c = get_config() + verify(c) + generate(c) + apply(c) + except ConfigError as e: + print(e) + exit(1) |