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zeroctl.py
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#!/usr/bin/python3
# -*- coding: utf8 -*-
import collections
import argparse
import datetime
import zerod
import sys
import os
class ZeroControl:
APP_VERSION = '2.2.0'
LEGACY_DEFAULT_SCOPE = 'zero'
def __init__(self, server, human=False, verbosity=0):
self.client = zerod.ZeroClient(server)
self.human = human
self.verbosity = verbosity
def _fmt(self, value, base):
prefix = " KMGTPEZ"
if self.human:
i = 0
value = float(value)
while value >= base:
i += 1
value /= base
return '{:.2f} {}'.format(value, prefix[i])
else:
return '{} '.format(value)
def _fmt_ts(self, ts):
if self.human:
return datetime.datetime.fromtimestamp(ts).strftime('%Y.%m.%d %H:%M:%S')
else:
return ts
@staticmethod
def _ring_info_add(src, dst):
if not dst:
for what in ('packets', 'traffic'):
dst[what] = dict()
for dir in ('down', 'up'):
dst[what][dir] = dict()
for type in ('total', 'client', 'local', 'non_client'):
dst[what][dir][type] = dict()
for action in ('total', 'pass', 'drop'):
dst[what][dir][type][action] = {"count": 0, "speed": 0}
for what in ('packets', 'traffic'):
for dir in ('down', 'up'):
for type in ('client', 'local', 'non_client'):
for action in ('pass', 'drop'):
src_info = src[what][dir][type][action]
dst_info = dst[what][dir][type][action]
dst_info['count'] += src_info['count']
dst_info['speed'] += src_info['speed']
if 'avg_ppt' in src_info:
if 'avg_ppt' not in dst_info:
dst_info['avg_ppt'] = src_info['avg_ppt']
else:
dst_info['avg_ppt'] = (dst_info['avg_ppt'] + src_info['avg_ppt']) // 2
dst[what][dir]['total']['total']['count'] += src_info['count']
dst[what][dir]['total']['total']['speed'] += src_info['speed']
def _print_ring_stats(self, ring):
for dir in ('down', 'up'):
if 'total' in ring['packets'][dir]:
text = " {:<20} {:>15}pkt\t{:>15}pps\t{:>15}B\t{:>15}bps".format(
'{}_total'.format(dir),
self._fmt(ring['packets'][dir]['total']['total']['count'], 1000),
self._fmt(ring['packets'][dir]['total']['total']['speed'], 1000),
self._fmt(ring['traffic'][dir]['total']['total']['count'], 1024),
self._fmt(ring['traffic'][dir]['total']['total']['speed'] * 8, 1024)
)
print(text)
for type in ('client', 'local', 'non_client'):
for action in ('pass', 'drop'):
text = " {:<20} {:>15}pkt\t{:>15}pps\t{:>15}B\t{:>15}bps".format(
'{}_{}_{}'.format(dir, type, action),
self._fmt(ring['packets'][dir][type][action]['count'], 1000),
self._fmt(ring['packets'][dir][type][action]['speed'], 1000),
self._fmt(ring['traffic'][dir][type][action]['count'], 1024),
self._fmt(ring['traffic'][dir][type][action]['speed'] * 8, 1024),
)
if 'avg_ppt' in ring['packets'][dir][type][action]:
text = "{}\t{:>15}".format(text, ring['packets'][dir][type][action]['avg_ppt'])
print(text)
def show_stats(self):
stats = self.client.get_stats()
if stats['code'] != 'success':
print(stats['code'])
return
text = \
"Start time: {}\n" \
"Sessions count: {}\n" \
"Unauth sessions count: {}\n" \
"Clients count: {}\n"
print(text.format(
self._fmt_ts(stats['start_time']),
stats['sessions']['total'],
stats['sessions']['unauth'],
stats['clients']['total']
))
if self.human:
print("\t\t\t\tPkt\t\t\tPkt speed\t\tTraffic\t\tTraffic speed")
if_pair = dict()
total_if = dict()
total = dict()
for i, ring in enumerate(stats['rings']):
if 'lan' not in total_if:
if_pair['lan'] = ring['lan']
if_pair['wan'] = ring['wan']
self._ring_info_add(ring, total)
self._ring_info_add(ring, total_if)
if self.verbosity >= 2:
print('{}-{} ring{}:'.format(if_pair['lan'], if_pair['wan'], ring['ring_id']))
self._print_ring_stats(ring)
if self.verbosity >= 1:
# interface pair changed or last in list
if (i + 1 == len(stats['rings'])) or (if_pair['lan'] != stats['rings'][i + 1]['lan']):
print("{}-{} total:".format(if_pair['lan'], if_pair['wan']))
self._print_ring_stats(total_if)
# mark as empty
total_if = dict()
if self.human or self.verbosity >= 1:
print("Total:")
self._print_ring_stats(total)
def show_scopes(self):
rep = self.client.get_scopes()
if rep['code'] != 'success':
print(rep['code'])
return
for scope in rep['scopes']:
print(scope)
def scope_show(self, scope):
rep = self.client.get_scope(scope)
if rep['code'] != 'success':
print(rep['code'])
else:
config = collections.OrderedDict(sorted(rep['config'].items(), key=lambda t: t[0]))
for item, value in config.items():
print('{} = {}'.format(item, value))
def client_show(self, scope, client):
rep = self.client.get_client(scope, client)
if rep['code'] != 'success':
print(rep['code'])
return
if self.human:
print("Client config:")
for rule in rep['rules']:
print(rule)
def client_update(self, scope, client, rules):
if not rules:
raise RuntimeError("No rules specified")
rep = self.client.update_client(scope, client, rules)
print(rep['code'])
def client_delete(self, scope, client):
rep = self.client.delete_client(scope, client)
print(rep['code'])
def session_show(self, scope, ip):
rep = self.client.get_session(scope, ip)
if rep['code'] != 'success':
print(rep['code'])
return
print("Create time: {}".format(self._fmt_ts(rep['create_time'])))
print("User id: {}".format(rep['user_id']))
print("Last activity: {}".format(self._fmt_ts(rep['last_activity'])))
print("Last authorization: {}".format(self._fmt_ts(rep['last_authorization'])))
print("Last accounting: {}".format(self._fmt_ts(rep['last_accounting'])))
print("Download traffic: {}B".format(self._fmt(rep['traffic_down'], 1024)))
print("Upload traffic: {}B".format(self._fmt(rep['traffic_up'], 1024)))
print("Timeout: {} secs".format(rep['timeout']))
print("Idle timeout: {} secs".format(rep['idle_timeout']))
print("Accounting interval: {} secs".format(rep['accounting_interval']))
if 'mac' in rep:
print("DHCP lease end: {}".format(self._fmt_ts(rep['dhcp_lease_end'])))
print("H/W address: {}".format(rep['mac']))
def session_delete(self, scope, ip):
rep = self.client.delete_session(scope, ip)
print(rep['code'])
def monitor(self, filters):
rep = self.client.monitor(filters)
if rep['code'] != 'success':
print(rep['code'])
else:
while True:
data = self.client.conn.recv(1024)
os.write(sys.stdout.fileno(), data)
def dump_counters(self):
rep = self.client.dump_counters()
print(rep['code'])
@staticmethod
def rules_help():
text = \
"Client rules:\n" \
"\tbw.<speed>[K|M|G]Bit.<up|down> - bandwidth limit\n" \
"\tports.<allow|deny>.<tcp|udp>.<port1>[.<port2>] - add port rule\n" \
"\trmports.<allow|deny>.<tcp|udp>.<port1>[.<port2>] - remove port rule\n" \
"\tfwd.<tcp|udp>.<port>.<ip>[:<port>] - add forwarding rule\n" \
"\trmfwd.<tcp|udp>.<port> - remove forwarding rule\n" \
"\tdeferred.<seconds>.<rule> - apply deferred rule after given timeout\n" \
"\trmdeferred - remove all deferred rules\n"
print(text)
if __name__ == '__main__':
parser = argparse.ArgumentParser()
subparsers = parser.add_subparsers()
parser.add_argument('-s', '--server', metavar='HOST[:PORT]', help='server address and port',
default="localhost:1050")
parser.add_argument('-H', '--human', help='human readable output format', action='store_true')
parser.add_argument('-v', '--verbose', help='increase verbosity level', action='count', default=0)
parser.add_argument('-V', '--version', help='show version', action='version',
version='%(prog)s {}'.format(ZeroControl.APP_VERSION))
# SHOW
parser_show = subparsers.add_parser('show', help='show manipulator')
show_subparsers = parser_show.add_subparsers()
# show scopes
parser_show_scopes = show_subparsers.add_parser('scopes', help='show scopes')
parser_show_scopes.set_defaults(func=lambda app, args: app.show_scopes())
# show stats
parser_show_stats = show_subparsers.add_parser('stats', help='show stats')
parser_show_stats.set_defaults(func=lambda app, args: app.show_stats())
# SCOPE
parser_scope = subparsers.add_parser('scope', help='scope manipulator')
parser_scope.add_argument('scope', metavar='SCOPE', type=str, help='name of scope')
scope_subparsers = parser_scope.add_subparsers()
# scope show
parser_scope_show = scope_subparsers.add_parser('show', help='show scope')
parser_scope_show.set_defaults(func=lambda app, args: app.scope_show(args.scope))
# scope update
# parser_scope_update = scope_subparsers.add_parser('update', help='update scope')
# parser_scope_update.add_argument('rule', metavar='RULE', type=str, help='configuration rule', nargs='+')
# parser_scope_update.set_defaults(func=lambda app, args: app.scope_update(args.scope, args.rule))
# SESSION
parser_session = scope_subparsers.add_parser('session', help='session manipulator')
parser_session.add_argument('ip', metavar='IP', type=str, help='IP address of session')
session_subparsers = parser_session.add_subparsers()
# session show
parser_session_show = session_subparsers.add_parser('show', help='show session')
parser_session_show.set_defaults(func=lambda app, args: app.session_show(args.scope, args.ip))
# session delete
parser_session_delete = session_subparsers.add_parser('delete', help='delete session')
parser_session_delete.set_defaults(func=lambda app, args: app.session_delete(args.scope, args.ip))
# CLIENT
parser_client = scope_subparsers.add_parser('client', help='client manipulator')
parser_client.add_argument('ip', metavar='IP|ID', type=str, help='IP address or ID of client')
client_subparsers = parser_client.add_subparsers()
# client show
parser_client_show = client_subparsers.add_parser('show', help='show client')
parser_client_show.set_defaults(func=lambda app, args: app.client_show(args.scope, args.ip))
# client update
parser_client_update = client_subparsers.add_parser('update', help='update client')
parser_client_update.add_argument('rule', metavar='RULE', type=str, help='configuration rule', nargs='+')
parser_client_update.set_defaults(func=lambda app, args: app.client_update(args.scope, args.ip, args.rule))
# client delete
parser_client_delete = client_subparsers.add_parser('delete', help='delete client')
parser_client_delete.set_defaults(func=lambda app, args: app.client_delete(args.scope, args.ip))
# RULES HELP
parser_rules = subparsers.add_parser('rules-help', help='rules help')
parser_rules.set_defaults(func=lambda app, args: app.rules_help())
# MONITOR
parser_monitor = subparsers.add_parser('monitor', help='monitor manipulator')
parser_monitor.add_argument('filter', metavar='FILTER', type=str,
help='traffic monitoring with optional BPF filter (ex. vlan or ip)', nargs='*')
parser_monitor.set_defaults(func=lambda app, args: app.monitor(args.filter))
# DEBUG
parser_debug = subparsers.add_parser('debug', help='debug manipulator (ONLY FOR DEBUG BUILDS)')
debug_subparsers = parser_debug.add_subparsers()
# dump counters
parser_dump_counters = debug_subparsers.add_parser('dump-counters', help='dump traffic counters')
parser_dump_counters.set_defaults(func=lambda app, args: app.dump_counters())
args = parser.parse_args()
app = ZeroControl(args.server, human=args.human, verbosity=args.verbose)
if 'func' not in args:
print('Incomplete command')
else:
args.func(app, args)