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show-bond.py
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#!/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 jinja2
from argparse import ArgumentParser
from vyos.ifconfig import Section
from vyos.ifconfig import BondIf
from vyos.util import read_file
from sys import exit
parser = ArgumentParser()
parser.add_argument("--slaves", action="store_true", help="Show LLDP neighbors on all interfaces")
parser.add_argument("--interface", action="store", help="Show LLDP neighbors on specific interface")
args = parser.parse_args()
all_bonds = Section.interfaces('bonding')
# we are not interested in any bond vlan interface
all_bonds = [x for x in all_bonds if '.' not in x]
TMPL_BRIEF = """Interface Mode State Link Slaves
{% for interface in data %}
{{ "%-12s" | format(interface.ifname) }} {{ "%-22s" | format(interface.mode) }} {{ "%-8s" | format(interface.admin_state) }} {{ "%-6s" | format(interface.oper_state) }} {{ interface.members | join(' ') }}
{% endfor %}
"""
TMPL_INDIVIDUAL_BOND = """Interface RX: bytes packets TX: bytes packets
{{ "%-16s" | format(data.ifname) }} {{ "%-10s" | format(data.rx_bytes) }} {{ "%-11s" | format(data.rx_packets) }} {{ "%-10s" | format(data.tx_bytes) }} {{ data.tx_packets }}
{% for member in data.members if data.members is defined %}
{{ "%-12s" | format(member.ifname) }} {{ "%-10s" | format(member.rx_bytes) }} {{ "%-11s" | format(member.rx_packets) }} {{ "%-10s" | format(member.tx_bytes) }} {{ member.tx_packets }}
{% endfor %}
"""
if args.slaves and args.interface:
exit('Can not use both --slaves and --interfaces option at the same time')
parser.print_help()
elif args.slaves:
data = []
template = TMPL_BRIEF
for bond in all_bonds:
tmp = BondIf(bond)
cfg_dict = {}
cfg_dict['ifname'] = bond
cfg_dict['mode'] = tmp.get_mode()
cfg_dict['admin_state'] = tmp.get_admin_state()
cfg_dict['oper_state'] = tmp.operational.get_state()
cfg_dict['members'] = tmp.get_slaves()
data.append(cfg_dict)
elif args.interface:
template = TMPL_INDIVIDUAL_BOND
data = {}
data['ifname'] = args.interface
data['rx_bytes'] = read_file(f'/sys/class/net/{args.interface}/statistics/rx_bytes')
data['rx_packets'] = read_file(f'/sys/class/net/{args.interface}/statistics/rx_packets')
data['tx_bytes'] = read_file(f'/sys/class/net/{args.interface}/statistics/tx_bytes')
data['tx_packets'] = read_file(f'/sys/class/net/{args.interface}/statistics/tx_packets')
# each bond member interface has its own statistics
data['members'] = []
for member in BondIf(args.interface).get_slaves():
tmp = {}
tmp['ifname'] = member
tmp['rx_bytes'] = read_file(f'/sys/class/net/{member}/statistics/rx_bytes')
tmp['rx_packets'] = read_file(f'/sys/class/net/{member}/statistics/rx_packets')
tmp['tx_bytes'] = read_file(f'/sys/class/net/{member}/statistics/tx_bytes')
tmp['tx_packets'] = read_file(f'/sys/class/net/{member}/statistics/tx_packets')
data['members'].append(tmp)
else:
parser.print_help()
exit(1)
tmpl = jinja2.Template(template, trim_blocks=True)
config_text = tmpl.render(data=data)
print(config_text)

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