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Commit ecf96ebf authored by Ad Schellevis's avatar Ad Schellevis
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(captiveportal, new) work in progress script base

parent e6c1bf49
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src/opnsense/scripts/OPNsense/CaptivePortal/disconnect.py 0 → 100755
View file @ ecf96ebf
#!/usr/local/bin/python2.7
"""
Copyright (c) 2015 Deciso B.V. - Ad Schellevis
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
--------------------------------------------------------------------------------------
disconnect client
"""
import sys
import ujson
from lib.db import DB
from lib.arp import ARP
from lib.ipfw import IPFW
# parse input parameters
parameters = {'sessionid': None, 'zoneid': None, 'output_type':'plain'}
current_param = None
for param in sys.argv[1:]:
if len(param) > 1 and param[0] == '/':
current_param = param[1:].lower()
elif current_param is not None:
if current_param in parameters:
parameters[current_param] = param.strip()
current_param = None
# disconnect client
response = {'terminateCause': 'UNKNOWN'}
if parameters['sessionid'] is not None and parameters['zoneid'] is not None:
cp_db = DB()
# remove client
client_session_info = cp_db.del_client(parameters['zoneid'], parameters['sessionid'])
if client_session_info is not None:
cpIPFW = IPFW()
cpIPFW.delete_from_table(parameters['zoneid'], client_session_info['ip_address'])
client_session_info['terminateCause'] = 'User-Request'
response = client_session_info
# output result as plain text or json
if parameters['output_type'] != 'json':
for item in response:
print '%20s %s' % (item, response[item])
else:
print(ujson.dumps(response))
src/opnsense/scripts/OPNsense/CaptivePortal/lib/db.py
View file @ ecf96ebf
......@@ -75,27 +75,51 @@ class DB(object):
response['sessionId'] = base64.b64encode(os.urandom(16)) # generate a new random session id
cur = self._connection.cursor()
# update cp_clients in case there's already a user logged-in at this ip address.
# places an implicit lock on this client.
# set cp_client as deleted in case there's already a user logged-in at this ip address.
cur.execute("""update cp_clients
set created = :startTime
, username = :userName
, mac_address = :macAddress
set deleted = 1
where zoneid = :zoneid
and ip_address = :ipAddress
""", response)
# normal operation, new user at this ip, add to host
if cur.rowcount == 0:
cur.execute("""insert into cp_clients(zoneid, sessionid, username, ip_address, mac_address, created)
values (:zoneid, :sessionId, :userName, :ipAddress, :macAddress, :startTime)
""", response)
# add new session
cur.execute("""insert into cp_clients(zoneid, sessionid, username, ip_address, mac_address, created)
values (:zoneid, :sessionId, :userName, :ipAddress, :macAddress, :startTime)
""", response)
self._connection.commit()
return response
def del_client(self, zoneid, sessionid):
""" mark (administrative) client for removal
:param zoneid: zone id
:param sessionid: session id
:return: client info before removal or None if client not found
"""
cur = self._connection.cursor()
cur.execute(""" select *
from cp_clients
where sessionid = :sessionid
and zoneid = :zoneid
and deleted = 0
""", {'zoneid': zoneid, 'sessionid': sessionid})
data = cur.fetchall()
if len(data) > 0:
session_info = dict()
for fields in cur.description:
session_info[fields[0]] = data[0][len(session_info)]
# remove client
cur.execute("update cp_clients set deleted = 1 where sessionid = :sessionid and zoneid = :zoneid",
{'zoneid': zoneid, 'sessionid': sessionid})
self._connection.commit()
return session_info
else:
return None
def list_clients(self, zoneid):
""" return list of (administrative) connected clients
""" return list of (administrative) connected clients and usage statistics
:param zoneid: zone id
:return: list of clients
"""
......@@ -103,14 +127,21 @@ class DB(object):
fieldnames = list()
cur = self._connection.cursor()
# rename fields for API
cur.execute(""" select zoneid
, sessionid sessionId
, username userName
, created startTime
, ip_address ipAddress
, mac_address macAddress
from cp_clients
where zoneid = :zoneid
cur.execute(""" select cc.zoneid
, cc.sessionid sessionId
, cc.username userName
, cc.created startTime
, cc.ip_address ipAddress
, cc.mac_address macAddress
, case when si.packets_in is null then 0 else si.packets_in end packets_in
, case when si.packets_out is null then 0 else si.packets_out end packets_out
, case when si.bytes_in is null then 0 else si.bytes_in end bytes_in
, case when si.bytes_out is null then 0 else si.bytes_out end bytes_out
, case when si.last_accessed is null then 0 else si.last_accessed end last_accessed
from cp_clients cc
left join session_info si on si.zoneid = cc.zoneid and si.sessionid = cc.sessionid
where cc.zoneid = :zoneid
and cc.deleted = 0
""", {'zoneid': zoneid})
while True:
# fetch field names
......@@ -128,3 +159,81 @@ class DB(object):
result.append(record)
return result
def update_accounting_info(self, details):
""" update internal accounting database with given ipfw info (not per zone)
:param details: ipfw accounting details
"""
if type(details) == dict:
# query registered data
sql = """ select cc.ip_address, cc.zoneid, cc.sessionid
, si.rowid si_rowid, si.prev_packets_in, si.prev_bytes_in
, si.prev_packets_out, si.prev_bytes_out, si.last_accessed
from cp_clients cc
left join session_info si on si.zoneid = cc.zoneid and si.sessionid = cc.sessionid
order by cc.ip_address, cc.deleted
"""
cur = self._connection.cursor()
cur2 = self._connection.cursor()
cur.execute(sql)
prev_record = {'ip_address': None}
for row in cur.fetchall():
# map fieldnumbers to names
record = {}
for fieldId in range(len(row)):
record[cur.description[fieldId][0]] = row[fieldId]
# search unique hosts from dataset, both disabled and enabled.
if prev_record['ip_address'] != record['ip_address'] and record['ip_address'] in details:
if record['si_rowid'] is None:
# new session, add info object
sql_new = """ insert into session_info(zoneid, sessionid, prev_packets_in, prev_bytes_in,
prev_packets_out, prev_bytes_out,
packets_in, packets_out, bytes_in, bytes_out,
last_accessed)
values (:zoneid, :sessionid, :packets_in, :bytes_in, :packets_out, :bytes_out,
:packets_in, :packets_out, :bytes_in, :bytes_out, :last_accessed)
"""
record['packets_in'] = details[record['ip_address']]['in_pkts']
record['bytes_in'] = details[record['ip_address']]['in_bytes']
record['packets_out'] = details[record['ip_address']]['out_pkts']
record['bytes_out'] = details[record['ip_address']]['out_bytes']
record['last_accessed'] = details[record['ip_address']]['last_accessed']
cur2.execute(sql_new, record)
else:
# update session
sql_update = """ update session_info
set last_accessed = :last_accessed
, prev_packets_in = :prev_packets_in
, prev_packets_out = :prev_packets_out
, prev_bytes_in = :prev_bytes_in
, prev_bytes_out = :prev_bytes_out
, packets_in = packets_in + :packets_in
, packets_out = packets_out + :packets_out
, bytes_in = bytes_in + :bytes_in
, bytes_out = bytes_out + :bytes_out
where rowid = :si_rowid
"""
# add usage to session
record['last_accessed'] = details[record['ip_address']]['last_accessed']
if record['prev_packets_in'] <= details[record['ip_address']]['in_pkts'] and \
record['prev_packets_out'] <= details[record['ip_address']]['out_pkts']:
# ipfw data is still valid, add difference to use
record['packets_in'] = (details[record['ip_address']]['in_pkts'] - record['prev_packets_in'])
record['packets_out'] = (details[record['ip_address']]['out_pkts'] - record['prev_packets_out'])
record['bytes_in'] = (details[record['ip_address']]['in_bytes'] - record['prev_bytes_in'])
record['bytes_out'] = (details[record['ip_address']]['out_bytes'] - record['prev_bytes_out'])
else:
# the data has been reset (reloading rules), add current packet count
record['packets_in'] = details[record['ip_address']]['in_pkts']
record['packets_out'] = details[record['ip_address']]['out_pkts']
record['bytes_in'] = details[record['ip_address']]['in_bytes']
record['bytes_out'] = details[record['ip_address']]['out_bytes']
record['prev_packets_in'] = details[record['ip_address']]['in_pkts']
record['prev_packets_out'] = details[record['ip_address']]['out_pkts']
record['prev_bytes_in'] = details[record['ip_address']]['in_bytes']
record['prev_bytes_out'] = details[record['ip_address']]['out_bytes']
cur2.execute(sql_update, record)
prev_record = record
self._connection.commit()
src/opnsense/scripts/OPNsense/CaptivePortal/lib/ipfw.py
View file @ ecf96ebf
......@@ -103,8 +103,8 @@ class IPFW(object):
parts = line.split()
if len(parts) > 5:
if 30001 <= int(parts[0]) <= 50000 and parts[4] == 'count':
in_pkts = int(parts[1])
out_pkts = int(parts[2])
line_pkts = int(parts[1])
line_bytes = int(parts[2])
last_accessed = int(parts[3])
if parts[7] != 'any':
ip_address = parts[7]
......@@ -113,15 +113,23 @@ class IPFW(object):
if ip_address not in result:
result[ip_address] = {'rule': int(parts[0]),
'last_accessed': last_accessed,
'in_pkts': in_pkts,
'out_pkts': out_pkts
'last_accessed': 0,
'in_pkts' : 0,
'in_bytes' : 0,
'out_pkts' : 0,
'out_bytes' : 0
}
result[ip_address]['last_accessed'] = max(result[ip_address]['last_accessed'],
last_accessed)
if parts[7] != 'any':
# count input
result[ip_address]['in_pkts'] = line_pkts
result[ip_address]['in_bytes'] = line_bytes
else:
result[ip_address]['in_pkts'] += in_pkts
result[ip_address]['out_pkts'] += out_pkts
result[ip_address]['last_accessed'] = max(result[ip_address]['last_accessed'],
last_accessed)
# count output
result[ip_address]['out_pkts'] = line_pkts
result[ip_address]['out_bytes'] = line_bytes
return result
def add_accounting(self, address):
......
src/opnsense/scripts/OPNsense/CaptivePortal/listClients.py
View file @ ecf96ebf
......@@ -51,13 +51,15 @@ else:
# output result as plain text or json
if parameters['output_type'] != 'json':
heading = {'sessionid': 'sessionid',
'username': 'username',
'ip_address': 'ip_address',
'mac_address': 'mac_address'
heading = {'sessionId': 'sessionid',
'userName': 'username',
'ipAddress': 'ip_address',
'macAddress': 'mac_address',
'total_bytes': 'total_bytes'
}
print '%(sessionid)-30s %(username)-20s %(ip_address)-20s %(mac_address)-20s' % heading
print '%(sessionId)-30s %(userName)-20s %(ipAddress)-20s %(macAddress)-20s %(total_bytes)-20s' % heading
for item in response:
print '%(sessionid)-30s %(username)-20s %(ip_address)-20s %(mac_address)-20s' % item
item['total_bytes'] = (item['bytes_out'] + item['bytes_in'])
print '%(sessionId)-30s %(userName)-20s %(ipAddress)-20s %(macAddress)-20s %(total_bytes)-20s' % item
else:
print(ujson.dumps(response))
src/opnsense/scripts/OPNsense/CaptivePortal/sql/init.sql
View file @ ecf96ebf
......@@ -10,6 +10,7 @@ create table cp_clients (
, ip_address varchar
, mac_address varchar
, created number
, deleted integer default (0)
, primary key (zoneid, sessionid)
);
......@@ -20,6 +21,14 @@ create index cp_clients_zone ON cp_clients (zoneid);
create table session_info (
zoneid int
, sessionid varchar
, prev_packets_in integer
, prev_bytes_in integer
, prev_packets_out integer
, prev_bytes_out integer
, packets_in integer default (0)
, packets_out integer default (0)
, bytes_in integer default (0)
, bytes_out integer default (0)
, last_accessed integer
, primary key (zoneid, sessionid)
);
src/opnsense/scripts/OPNsense/CaptivePortal/update_stats.py 0 → 100755
View file @ ecf96ebf
#!/usr/local/bin/python2.7
"""
Copyright (c) 2015 Deciso B.V. - Ad Schellevis
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
--------------------------------------------------------------------------------------
update captive portal statistics
"""
import sys
import ujson
from lib.db import DB
from lib.arp import ARP
from lib.ipfw import IPFW
db = DB()
cur = db._connection.cursor();
# update accounting
ipfw = IPFW()
#print ipfw.list_accounting_info()
db.update_accounting_info(ipfw.list_accounting_info())
# tmp = """
# create table session_info (
# zoneid int
# , sessionid varchar
# , prev_packets_in integer
# , prev_bytes_in integer
# , prev_packets_out integer
# , prev_bytes_out integer
# , packets_in integer default (0)
# , packets_out integer default (0)
# , bytes_in integer default (0)
# , bytes_out integer default (0)
# , last_accessed integer
# , primary key (zoneid, sessionid)
# );
# """
# cur.execute("drop table session_info");
# cur.execute(tmp);
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