diff options
| -rw-r--r-- | Makefile | 1 | ||||
| -rw-r--r-- | data/templates/frr/ospf.frr.tmpl | 2 | ||||
| -rw-r--r-- | interface-definitions/protocols-ospf.xml | 79 | ||||
| -rw-r--r-- | src/conf_mode/protocols_ospf.py | 103 |
4 files changed, 185 insertions, 0 deletions
@@ -45,6 +45,7 @@ interface_definitions: $(config_xml_obj) rm -f $(TMPL_DIR)/vpn/node.def rm -f $(TMPL_DIR)/vpn/ipsec/node.def rm -rf $(TMPL_DIR)/vpn/nipsec + rm -rf $(TMPL_DIR)/vpn/nospf # XXX: required until OSPF and RIP is migrated from vyatta-cfg-quagga to vyos-1x mkdir $(TMPL_DIR)/interfaces/loopback/node.tag/ipv6 diff --git a/data/templates/frr/ospf.frr.tmpl b/data/templates/frr/ospf.frr.tmpl new file mode 100644 index 000000000..465034f15 --- /dev/null +++ b/data/templates/frr/ospf.frr.tmpl @@ -0,0 +1,2 @@ +! +! diff --git a/interface-definitions/protocols-ospf.xml b/interface-definitions/protocols-ospf.xml new file mode 100644 index 000000000..13652ad8d --- /dev/null +++ b/interface-definitions/protocols-ospf.xml @@ -0,0 +1,79 @@ +<?xml version="1.0"?> +<interfaceDefinition> + <node name="protocols"> + <children> + <node name="nospf" owner="${vyos_conf_scripts_dir}/protocols_ospf.py"> + <properties> + <help>Open Shortest Path First (OSPF)</help> + <priority>620</priority> + </properties> + <children> + <tagNode name="access-list"> + <properties> + <help>Access list to filter networks in routing updates</help> + <valueHelp> + <format>u32</format> + <description>Access-list number</description> + </valueHelp> + <constraint> + <validator name="numeric" argument="--range 0-4294967295"/> + </constraint> + </properties> + <children> + <leafNode name="export"> + <properties> + <help>Filter for outgoing routing update [REQUIRED]</help> + <completionHelp> + <list>bgp connected kernel rip static</list> + </completionHelp> + <valueHelp> + <format>bgp</format> + <description>Filter BGP routes</description> + </valueHelp> + <valueHelp> + <format>connected</format> + <description>Filter connected routes</description> + </valueHelp> + <valueHelp> + <format>kernel</format> + <description>Filter Kernel routes</description> + </valueHelp> + <valueHelp> + <format>rip</format> + <description>Filter RIP routes</description> + </valueHelp> + <valueHelp> + <format>static</format> + <description>Filter static routes</description> + </valueHelp> + <constraint> + <regex>^(bgp|connected|kernel|rip|static)$</regex> + </constraint> + <constraintErrorMessage>Must be bgp, connected, kernel, rip, or static</constraintErrorMessage> + <multi/> + </properties> + </leafNode> + </children> + </tagNode> + <tagNode name="area"> + <properties> + <help>OSPF Area</help> + <valueHelp> + <format>u32</format> + <description>OSPF area in decimal notation</description> + </valueHelp> + <valueHelp> + <format>ipv4</format> + <description>OSPF area in dotted decimal notation</description> + </valueHelp> + <constraint> + <validator name="numeric" argument="--range 0-4294967295"/> + <validator name="ip-address"/> + </constraint> + </properties> + </tagNode> + </children> + </node> + </children> + </node> +</interfaceDefinition> diff --git a/src/conf_mode/protocols_ospf.py b/src/conf_mode/protocols_ospf.py new file mode 100644 index 000000000..73c244571 --- /dev/null +++ b/src/conf_mode/protocols_ospf.py @@ -0,0 +1,103 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2021 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 vyos.config import Config +from vyos.configdict import dict_merge +from vyos.template import render +from vyos.template import render_to_string +from vyos.util import call +from vyos.util import dict_search +from vyos import ConfigError +from vyos import frr +from vyos import airbag +airbag.enable() + +config_file = r'/tmp/ospf.frr' + +DEBUG = os.path.exists('/tmp/ospf.debug') +if DEBUG: + import logging + lg = logging.getLogger("vyos.frr") + lg.setLevel(logging.DEBUG) + ch = logging.StreamHandler() + lg.addHandler(ch) + +def get_config(): + conf = Config() + base = ['protocols', 'ospf'] + ospf = conf.get_config_dict(base, key_mangling=('-', '_'), get_first_key=True) + return ospf + +def verify(ospf): + if not ospf: + return None + + return None + +def generate(ospf): + if not ospf: + ospf['new_frr_config'] = '' + return None + + # render(config) not needed, its only for debug + render(config_file, 'frr/ospf.frr.tmpl', ospf) + ospf['new_frr_config'] = render_to_string('frr/ospf.frr.tmpl', ospf) + + return None + +def apply(ospf): + # Save original configuration prior to starting any commit actions + frr_cfg = frr.FRRConfig() + frr_cfg.load_configuration(daemon='ospfd') + frr_cfg.modify_section(f'router ospf', '') + + # Debugging + if DEBUG: + from pprint import pprint + print('') + print('--------- DEBUGGING ----------') + pprint(dir(frr_cfg)) + print('Existing config:\n') + for line in frr_cfg.original_config: + print(line) + print(f'Replacement config:\n') + print(f'{ospf["new_frr_config"]}') + print(f'Modified config:\n') + print(f'{frr_cfg}') + + frr_cfg.commit_configuration(daemon='ospfd') + + # If FRR config is blank, rerun the blank commit x times due to frr-reload + # behavior/bug not properly clearing out on one commit. + if ospf['new_frr_config'] == '': + for a in range(5): + frr_cfg.commit_configuration(daemon='ospfd') + + return None + +if __name__ == '__main__': + try: + c = get_config() + verify(c) + generate(c) + apply(c) + except ConfigError as e: + print(e) + exit(1) |