diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/conf-mode/vyos-config-lldp.py | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/src/conf-mode/vyos-config-lldp.py b/src/conf-mode/vyos-config-lldp.py new file mode 100644 index 000000000..ba7e9cb13 --- /dev/null +++ b/src/conf-mode/vyos-config-lldp.py @@ -0,0 +1,218 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2017 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 re +import sys + +from vyos.config import Config +from vyos.util import ConfigError + + + +def get_options(config): + options ={} + config.set_level('service lldp') + options['listen_vlan'] = config.exists('listen-vlan') + + options["addr"] = config.return_value('management-address') + + snmp = config.exists('snmp enable') + options["snmp"] = snmp + if snmp: + config.set_level('') + options["sys_snmp"] = config.exists('service snmp') + config.set_level('service lldp') + + config.set_level('service lldp legacy-protocols') + options["cdp"] = config.exists("cdp") + options["edp"] = config.exists("edp") + options["fdp"] = config.exists("fdp") + options["sonmp"] = config.exists("sonmp") + return options + + +def get_interface_list(config): + config.set_level('service lldp') + intfs_names = config.list_nodes('interface') + if len(intfs_names) < 0: + return 0 + interface_list = [] + for name in intfs_names: + config.set_level("service lldp interface {0}".format(name)) + disable = config.exists('disable') + intf = { + "name": name, + "disable": disable + } + interface_list.append(intf) + return interface_list + + +def get_location_intf(config, name): + path = "service lldp interface {0}".format(name) + config.set_level(path) + if config.exists("location"): + return 0 + config.set_level("{} location".format(path)) + civic_based = {} + elin = None + coordinate_based = {} + + if config.exists('civic-based'): + config.set_level("{} location civic-based".format(path)) + cc = config.return_value("country-code") + civic_based["country_code"] = cc + civic_based["ca_type"] = [] + ca_types_names = config.list_nodes('ca-type') + if ca_types_names: + for ca_types_name in ca_types_names: + config.set_level("{0} location civic-based ca-type {1}".format(path, ca_types_name)) + ca_val = config.return_value('ca-value') + ca_type = { + "name": ca_types_name, + "ca_val": ca_val + } + civic_based["ca_type"].append(ca_type) + + elif config.exists("elin"): + elin = config.return_value("elin") + + elif config.exists("coordinate-based"): + config.set_level("{} location coordinate-based".format(path)) + alt = config.return_value("altitude") + lat = config.return_value("latitude") + long = config.return_value("longitude") + datum = config.return_value("datum") + coordinate_based["altitude"] = alt + coordinate_based["latitude"] = lat + coordinate_based["longitude"] = long + coordinate_based["datum"] = datum + + intf = { + "name": name, + "civic_based": civic_based, + "elin": elin, + "coordinate_based": coordinate_based + + } + return intf + + +def get_location(config): + config.set_level('service lldp') + intfs_names = config.list_nodes('interface') + if len(intfs_names) < 0: + return 0 + if config.exists("disable"): + return 0 + intfs_location = [] + for name in intfs_names: + intf = get_location_intf(config, name) + intfs_location.append(intf) + return intfs_location + + +def get_config(): + conf = Config() + options = get_options(conf) + interface_list = get_interface_list(conf) + location = get_location(conf) + lldp = {"options": options, "interface_list": interface_list, "location": location} + return lldp + + +def verify(lldp): + + # check location + for location in lldp["location"]: + + # check civic-based + if len(location["civic_based"]) > 0: + if len(location["coordinate_based"]) > 0 or location["elin"]: + raise ConfigError("Can only configure 1 location type for interface {0}".format(location["name"])) + + # check country-code + if not location["civic_based"]["country_code"]: + raise ConfigError("Invalid location for interface {0}: must configure the country code".format(location["name"])) + + if not re.match(r"^[a-zA-Z]{2}$", location["civic_based"]["country_code"]): + raise ConfigError("Invalid location for interface {0}: country-code must be 2 characters".format(location["name"])) + # check ca-type + if len(location["civic_based"]["ca_type"]) < 0: + raise ConfigError("Invalid location for interface {0}: must define at least 1 ca-type".format(location["name"])) + + for ca_type in location["civic_based"]["ca_type"]: + if not int(ca_type["name"]) in range(0, 129): + raise ConfigError("Invalid location for interface {0}: ca-type must between 0-128".format(location["name"])) + + if not ca_type["ca_val"]: + raise ConfigError("Invalid location for interface {0}: must configure the ca-value for ca-type {1}".format(location["name"],ca_type["name"])) + + # check coordinate-based + elif len(location["coordinate_based"]) > 0: + # check longitude and latitude + if not location["coordinate_based"]["longitude"]: + raise ConfigError("Must define longitude for interface {0}".format(location["name"])) + + if not location["coordinate_based"]["latitude"]: + raise ConfigError("Must define latitude for interface {0}".format(location["name"])) + + if not re.match(r"^(\d+)(\.\d+)?[nNsS]$", location["coordinate_based"]["latitude"]): + raise ConfigError("Invalid location for interface {0}: latitude should be a number followed by S or N".format(location["name"])) + + if not re.match(r"^(\d+)(\.\d+)?[eEwW]$", location["coordinate_based"]["longitude"]): + raise ConfigError("Invalid location for interface {0}: longitude should be a number followed by E or W".format(location["name"])) + + # check altitude and datum if exist + if location["coordinate_based"]["altitude"]: + if not re.match(r"^[-+0-9\.]+$", location["coordinate_based"]["altitude"]): + raise ConfigError("Invalid location for interface {0}: altitude should be a positive or negative number".format(location["name"])) + + if location["coordinate_based"]["datum"]: + if not re.match(r"^(WGS84|NAD83|MLLW)$", location["coordinate_based"]["datum"]): + raise ConfigError("Invalid location for interface {0}: datum should be WGS84, NAD83, or MLLW".format(location["name"])) + + # check elin + elif len(location["elin"]) > 0: + if not re.match(r"^[0-9]{10,25}$", location["elin"]): + raise ConfigError("Invalid location for interface {0}: ELIN number must be between 10-25 numbers".format(location["name"])) + + # check options + if lldp["options"]["snmp"]: + if not lldp["options"]["sys_snmp"]: + raise ConfigError("SNMP must be configured to enable LLDP SNMP") + + +def generate(config): + pass + + +def apply(config): + pass + +if __name__ == '__main__': + try: + c = get_config() + verify(c) + generate(c) + apply(c) + except ConfigError as e: + print(e) + sys.exit(1) + |