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vrrp.py
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vrrp.py
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#!/usr/bin/env python3
#
# Copyright (C) 2018-2022 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 sys
import time
import argparse
import json
import tabulate
import vyos.util
from vyos.configquery import ConfigTreeQuery
from vyos.ifconfig.vrrp import VRRP
from vyos.ifconfig.vrrp import VRRPError, VRRPNoData
parser = argparse.ArgumentParser()
group = parser.add_mutually_exclusive_group()
group.add_argument("-s", "--summary", action="store_true", help="Print VRRP summary")
group.add_argument("-t", "--statistics", action="store_true", help="Print VRRP statistics")
group.add_argument("-d", "--data", action="store_true", help="Print detailed VRRP data")
args = parser.parse_args()
def is_configured():
""" Check if VRRP is configured """
config = ConfigTreeQuery()
if not config.exists(['high-availability', 'vrrp', 'group']):
return False
return True
# Exit early if VRRP is dead or not configured
if is_configured() == False:
print('VRRP not configured!')
exit(0)
if not VRRP.is_running():
print('VRRP is not running')
sys.exit(0)
try:
if args.summary:
print(VRRP.format(VRRP.collect('json')))
elif args.statistics:
print(VRRP.collect('stats'))
elif args.data:
print(VRRP.collect('state'))
else:
parser.print_help()
sys.exit(1)
except VRRPNoData as e:
print(e)
sys.exit(1)

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