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nfroutine.py
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nfroutine.py
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#-*-coding=utf-8-*-
from __future__ import with_statement
import site
site.addsitedir('/opt/ebs/venv/lib/python2.6/site-packages')
site.addsitedir('/opt/ebs/venv/lib/python2.7/site-packages')
import sys
sys.path.insert(0, "modules")
sys.path.append("cmodules")
import cPickle
import random
import signal
import struct
import threading
import ConfigParser
import psycopg2, psycopg2.extras
import time, datetime, os, sys, gc, traceback
import socket
import isdlogger
import saver, utilites
from IPy import intToIp
from marshal import dumps, loads
from threading import Thread, Lock
from copy import copy, deepcopy
from collections import deque, defaultdict
from period_utilities import in_period_info
from saver import graceful_loader, graceful_saver
from db import traffictransaction, TraftransTableException, GpstTableException
from bisect import bisect_left
from classes.nfroutine_cache import *
from classes.common.Flow5Data import Flow5Data
from classes.cacheutils import CacheMaster
from classes.flags import NfrFlags
from classes.vars import NfrVars, NfrQueues, install_logger
from utilites import renewCaches, savepid, rempid, get_connection, getpid, check_running, \
STATE_NULLIFIED, STATE_OK, NFR_PACKET_HEADER_FMT
from utilites import settlement_period_info
#from dirq.QueueSimple import QueueSimple
#from saver import RedisQueue
from kombu.mixins import ConsumerMixin
from kombu.log import get_logger
from kombu.utils import kwdict, reprcall
from kombu import Connection
from queues import nf_out
psycopg2.extensions.register_type(psycopg2.extensions.UNICODE)
NFR_PACKET_HEADER_LEN = 16
TCP_PACKET_SIZE_HEADER = 5
NAME = 'nfroutine'
DB_NAME = 'db'
NET_NAME = 'nfroutine_nf'
MEGABYTE =1048576
INT_ME_FN = lambda xt, y: (xt[0] + (ord(y) - 48) * xt[1], xt[1] * 10)
class Worker(ConsumerMixin):
def __init__(self, connection):
self.connection = connection
def get_consumers(self, Consumer, channel):
return [Consumer(queues=nf_out,
callbacks=[self.on_message], accept=['msgpack'])]
def on_message(self, items, message):
try:
for item in items:
flow = item.get('Flow')
f = Flow5Data(
empty=False,
src_addr = abs(flow.get('Src_addr')),
dst_addr = abs(flow.get('Dst_addr')),
next_hop = abs(flow.get('Nexthop')),
in_index = abs(flow.get('Snmp_in')),
out_index = abs(flow.get('Snmp_out')),
packets = abs(flow.get('Packets_count')),
octets = abs(flow.get('Bytes')),
start = abs(flow.get('Sysuptime')),
finish = abs(flow.get('LastUptime')),
src_port = abs(flow.get('SrcPort')),
dst_port = abs(flow.get('DstPort')),
nas_id = abs(item.get('Nas_id')),
tcp_flags = abs(flow.get('Tcpflags')),
protocol = abs(flow.get('Protocol')),
tos = abs(flow.get('Tos')),
src_as = abs(flow.get('SrcAs')),
dst_as = abs(flow.get('DstAs')),
src_netmask_length = abs(flow.get('SrcMask')),
dst_netmask_length = abs(flow.get('DstMask')),
account_id = item.get('Account').get('Account_id'),
node_direction = 'INPUT' if item.get('Direction')==0 else 'OUTPUT',
acctf_id = item.get('Account').get('AccountTarif_id'),
tariff_id = item.get('Account').get('Tarif_id'),
class_id=item.get('Class_id'),
groups = item.get('Groups'),
class_store = item.get('Store'),
datetime = item.get('Seconds')
)
#print f
queues.nfIncomingQueue.append(f)
except Exception, ex:
logger.error("NFR exception: %s \n %s", (repr(ex), traceback.format_exc()))
finally:
message.ack()
class groupDequeThread(Thread):
'''Тред выбирает и отсылает в БД статистику по группам-пользователям'''
def __init__ (self, retarificate=False, date_start=None, date_end=None):
Thread.__init__(self)
self.retarificate = retarificate
self.date_start = date_start
self.date_end = date_end
self.tname = self.__class__.__name__
def get_actual_cost(self, octets_summ, stream_date, nodes):
"""Метод возвращает актуальную цену для направления трафика для пользователя:"""
#TODO: check whether differentiated traffic billing us used <edge_start>=0; <edge_end>='infinite'
cost, min_from_start = 0, 0
for node in nodes:
if 0: assert isinstance(node, NodesData)
tnc, tkc, from_start, result = fMem.in_period_(node.time_start, node.length, node.repeat_after, stream_date)
if result:
"""
Зачем здесь было это делать:
Если в тарифном плане с оплатой за трафик в одной ноде указана цена за "круглые сутки",
но в другой ноде указана цена за какой-то конкретный день (к пр. праздник),
который так же попадает под круглые сутки, но цена в "праздник" должна быть другой,
значит смотрим у какой из нод помимо класса трафика попал расчётный период и выбираем из всех нод ту,
у которой расчётный период начался как можно раньше к моменту попадения строки статистики в БД.
"""
if from_start < min_from_start or min_from_start == 0:
min_from_start = from_start
cost = node.traffic_cost
return cost
def get_prepaid_octets(self, octets_in, prepInf, queues, force_db=True):
octets = octets_in
prepaid_left = False
if prepInf:
prepaid_id, prepaid = prepInf[0:2]
if prepaid > 0:
prep_octets = 0
prepaid_left = True
if prepaid>=octets:
#prepaid, octets = prepaid-octets, 0
prep_octets, octets = octets, 0
elif octets>=prepaid:
#prepaid, octets = octets-prepaid, abs(prepaid-octets)
prep_octets, octets = prepaid, octets-prepaid
self.cur.execute("""UPDATE billservice_accountprepaystrafic SET size=size-(%s) WHERE id=%s""", (prep_octets, prepaid_id,))
logger.debug("get_prepaid_octets prepinf=%s current_octets=%s force_db=%s", (prepInf, prep_octets, force_db))
#self.connection.commit()
self.cur.connection.commit()
if force_db==False:
with queues.prepaidLock:
prepInf[1] -= prep_octets
return octets, prepaid_left
def tarificate(self, account_id, acctf_id, acctd_datetime, tariff_id, traffic_transmit_service_id, group_id, octets, gdate, force_db=False):
if not traffic_transmit_service_id: return
octets_summ = 0
#loop throungh classes in 'classes' tuple
tarif_edges = self.caches.tarifedge_cache.by_tarif.get(tariff_id)
group_edge = {}
if tarif_edges:
group_edge = tarif_edges.group_edges
#get a record from prepays cache
self.cur.execute("""
SELECT prepais.id, prepais.size
FROM billservice_accountprepaystrafic as prepais
JOIN billservice_prepaidtraffic as prepaidtraffic ON prepaidtraffic.id=prepais.prepaid_traffic_id
WHERE prepais.size>0 and account_tarif_id=%s and prepaidtraffic.group_id=%s and current=True;
""", (acctf_id, group_id))
prepInf = self.cur.fetchone()
logger.info("Preprepaid for group_id=%s acctf_id=%s account_id=%s pre octets=%s prepinf=%s", (group_id, acctf_id, account_id, octets, prepInf))
octets, prepaid_left = self.get_prepaid_octets(octets, prepInf, queues, force_db)
trafic_cost = 0.00
summ = 0
if octets > 0:
#if group_id in group_edge:
if False:
logger.warning("Group id in group_edge")
account_bytes = None
try:
sys.setcheckinterval(sys.maxint)
account_bytes = queues.accountbytes_cache.by_acctf.get(acctf_id)
if not account_bytes:
account_bytes = AccountGroupBytesData._make(account_id, tariff_id, acctf_id, acctd_datetime, {}, Lock(), datetime.datetime.now())
queues.accountbytes_cache.by_acctf[acctf_id] = account_bytes
finally:
sys.setcheckinterval(100)
if not account_bytes:
logger.warning("Account_bytes not resolved for acc %s", account_id)
return
tg_bytes = 0
tg_datetime, tg_current, tg_next = None, None, None
with account_bytes.lock:
gbytes = account_bytes.group_data.get(group_id)
if not gbytes:
gbytes = GroupBytesDictData._make((0,))
account_bytes.group_data[group_id] = gbytes
if prepaid_left and gbytes.bytes != 0:
gbytes.bytes = 0
tg_bytes = gbytes.bytes
gbytes.bytes += octets
#tg_datetime, tg_current, tg_next = gbytes.tg_current, gbytes.tg_next
account_bytes.last_accessed = datetime.datetime.now()
#get tarif info
group_edges = group_edge[group_id]
edge_octets = []
pay_bytes = octets
cur_edge_pos = bisect_left(group_edges, tg_bytes)
while True:
edge_val = group_edges[cur_edge_pos] * MEGABYTE
if (pay_bytes + tg_bytes <= edge_val) or (cur_edge_pos + 1 >= len(group_edges)):
edge_octets.append((group_edges[cur_edge_pos], pay_bytes))
break
else:
pre_edge_bytes = edge_val - (pay_bytes + tg_bytes)
tg_bytes += pre_edge_bytes
pay_bytes -= pre_edge_bytes
cur_edge_pos += 1
for edge_fval, pay_fbytes in edge_octets:
nodes = self.caches.nodes_cache.by_tts_group_edge.get((traffic_transmit_service_id, group_id, edge_fval))
trafic_cost = self.get_actual_cost(pay_fbytes, gdate, nodes) if nodes else 0
summ += (trafic_cost * pay_fbytes) / MEGABYTE
else:
nodes = self.caches.nodes_cache.by_tts_group.get((traffic_transmit_service_id, group_id))
trafic_cost = self.get_actual_cost(octets_summ, gdate, nodes) if nodes else 0
summ = (trafic_cost * octets) / MEGABYTE
logger.info("traffic_transmit_service_id=%s group_id=%s acctf_id=%s account_id=%s bytes=%s traffic_cost=%s summ=%s", (traffic_transmit_service_id, group_id, acctf_id, account_id, octets, trafic_cost, summ))
if summ <> 0:
logger.debug("Tarificate group bytes traffic_transmit_service_id=%s, acctf_id=%s, account_id=%s, summ=%s, created=%s", (traffic_transmit_service_id, acctf_id, account_id, summ, gdate,))
return traffictransaction(self.cur, traffic_transmit_service_id, acctf_id, account_id, summ=summ, created=gdate)
def run(self):
global CacheMaster, queues, flags, vars
dateAT = datetime.datetime(2000, 1, 1)
self.connection = get_connection(vars.db_dsn)
self.cur = self.connection.cursor()
#direction type->operations
gops = [lambda xdct: xdct['INPUT'], lambda xdct: xdct['OUTPUT'], lambda xdct: xdct['INPUT'] + xdct['OUTPUT'], lambda xdct: max(xdct['INPUT'], xdct['OUTPUT'])]
icount = 0; timecount = 0
a = time.clock()
while True:
#gdata[1] - group_id, group_dir, group_type
#gkey[0] - account_id, gkey[2] - date
try:
if suicideCondition[self.tname]:
try: self.connection.close()
except: pass
break
#Записывать данные для профилирования
if flags.writeProf:
a = time.clock()
if cacheMaster.date > dateAT:
cacheMaster.lock.acquire()
try:
self.caches = cacheMaster.cache
dateAT = deepcopy(cacheMaster.date)
except Exception, ex:
logger.error("%s: cache exception: %s", (self.getName, repr(ex)))
finally:
cacheMaster.lock.release()
if self.retarificate:
add_prepaid = []
#Делаем выборку статистики, попавшей в диапазон
self.cur.execute("""
SELECT id, group_id, account_id, bytes, datetime,
COALESCE(accounttarif_id, (SELECT id FROM billservice_accounttarif WHERE account_id=gpst.account_id and datetime<gpst.datetime ORDER by datetime DESC limit 1)), transaction_id
FROM billservice_groupstat as gpst WHERE datetime between %s and %s ORDER BY account_id, datetime;
""", (self.date_start, self.date_end))
for item in self.cur.fetchall():
#print item
_id, _group_id, _account_id, _bytes, _datetime, _accounttarif_id, _transaction_id = item
gdate = _datetime
gkey = None
accsdata = self.caches.accounttariff_traf_service_cache.by_accounttariff.get(_accounttarif_id)
if _accounttarif_id not in add_prepaid:
print "delete transactions"
self.cur.execute("DELETE from billservice_traffictransaction WHERE created between %s and %s and accounttarif_id=%s", (self.date_start, self.date_end, _accounttarif_id, ))
#Сбросили предоплаченный трафик товарищам, попавшим в указанный диапазон
print "select prepaistraffic"
self.cur.execute("SELECT id, datetime from billservice_accountprepaystrafic WHERE current=True and account_tarif_id=%s", (_accounttarif_id, ))
d = self.cur.fetchone()
if d:
prep_id, prep_date=d
print "delete prepaistraffic"
self.cur.execute("DELETE from billservice_accountprepaystrafic WHERE account_tarif_id=%s", (_accounttarif_id, ))
#начисляем предоплаченный трафик
print "add prepaid"
delta_coef=1
acc = self.caches.account_cache.by_account.get(_account_id)
sp = self.caches.settlement_cache.by_id.get(acc.settlement_period_id)
time_start = acc.datetime if sp.autostart else sp.time_start
period_start, period_end, delta = fMem.settlement_period_(time_start, sp.length_in, sp.length, _datetime)
if period_end and ((period_end-acc.datetime).days*86400+(period_end-acc.datetime).seconds)<delta and vars.USE_COEFF_FOR_PREPAID==True:
delta_coef=float((period_end-acc.datetime).days*86400+(period_end-acc.datetime).seconds)/float(delta)
self.cur.execute("SELECT shedulelog_tr_credit_fn(%s, %s, %s, %s, %s, %s::timestamp without time zone);",
(_account_id, _accounttarif_id, accsdata.traffic_transmit_service_id, True, delta_coef, prep_date))
add_prepaid.append(_accounttarif_id)
transaction_id = self.tarificate(_account_id, _accounttarif_id, accsdata.tariff_id, accsdata.traffic_transmit_service_id, _group_id, _bytes, _datetime, force_db=True)
if transaction_id:
self.cur.execute("UPDATE billservice_groupstat SET transaction_id=%s WHERE id=%s ", (transaction_id, _id))
elif _transaction_id:
self.cur.execute("UPDATE billservice_groupstat SET transaction_id=NULL WHERE id=%s ", (_id, ))
self.cur.connection.commit()
sys.exit()
gkey, gkeyTime, groupData = None, None, None
with queues.groupLock:
#check whether double aggregation time passed - updates are rather costly
if len(queues.groupDeque) > 0 and (queues.groupDeque[0][1] + vars.GROUP_AGGR_TIME*2 < time.time()):
gkey, gkeyTime = queues.groupDeque.popleft()
if not gkey: time.sleep(10); continue
#get data
accounttarif_id, kgroup_id, gtime = gkey
dkey = (int(gtime / 667) + accounttarif_id) % vars.GROUP_DICTS
# получить account_id Для вставки!!!
aggrgDict = queues.groupAggrDicts[dkey]
aggrgLock = queues.groupAggrLocks[dkey]
with aggrgLock:
groupData = aggrgDict.pop(gkey, None)
if not groupData:
logger.info('%s: no groupdata for key: %s', (self.getName(), gkey))
continue
#print groupData
accsdata = self.caches.accounttariff_traf_service_cache.by_accounttariff.get(accounttarif_id)
if not accsdata:
logger.info('%s: no accsdata found %s', (self.getName(), accsdata))
continue
account_id = accsdata.account_id
groupItems, groupInfo = groupData[0:2]
#get needed method
group_id, group_dir, group_type = groupInfo # 1 0 1
gdate = datetime.datetime.fromtimestamp(gtime)
#gop = gops[group_dir]
gop = gops[group_dir]
octlist, classes = [], []
max_class = None
octets = 0
#second type groups
#if group_type == 2:
"""
Место, где определяется максимальный класс
"""
logger.debug("Group type %s octets %s", (accsdata.account_id, octets, ))
if group_type==2:
max_oct = 0
#get class octets, calculate with direction method, find maxes
for class_, gdict in groupItems.iteritems():
octs = gop(gdict)
classes.append(class_)
octlist.append(octs)
if octs >= max_oct:
max_oct = octs
max_class = class_
octets = max_oct
if not max_class: continue
elif group_type == 1:
for class_, gdict in groupItems.iteritems():
octs = gop(gdict)
octets += octs
classes.append(class_)
octlist.append(octs)
logger.debug("Account %s octets %s", (accsdata.account_id, octets, ))
transaction_id = self.tarificate(accsdata.account_id, accsdata.id, None, accsdata.tariff_id, accsdata.traffic_transmit_service_id, group_id, octets, gdate, force_db=True)
try:
self.cur.execute("""INSERT INTO gpst%s""" % gdate.strftime("%Y%m01")+""" (group_id, account_id, bytes, datetime, classes, classbytes, max_class, accounttarif_id, transaction_id)
VALUES (%s, %s, %s, %s, %s, %s , %s, %s, %s);""", (group_id, account_id, octets, gdate, classes, octlist, max_class, accsdata.id, transaction_id))
except psycopg2.ProgrammingError, e:
if e.pgcode=='42P01':
raise GpstTableException()
else:
self.connection.rollback()
raise e
self.connection.commit()
#write profiling infos
if flags.writeProf:
icount += 1
timecount += time.clock() - a
if icount == 100:
logger.info("%s run time(100): %s", (self.getName(), timecount))
icount = 0; timecount = 0
except IndexError, ierr:
if not gkey:
try: queues.groupLock.release()
except: pass
logger.debug("%s : indexerror : %s", (self.getName(), repr(ierr)))
continue
except TraftransTableException, ex:
logger.info("%s : traftrans table not exists. Creating", (self.getName(), ))
self.connection.rollback()
try:
self.cur.execute("SELECT traftrans_crt_pdb(%s::date)", (gdate,))
self.connection.commit()
except Exception, ex:
logger.error("%s : exception: %s \n %s", (self.getName(), repr(ex), traceback.format_exc()))
try:
time.sleep(3)
if self.connection.closed():
try:
self.connection = get_connection(vars.db_dsn)
self.cur = self.connection.cursor()
except:
time.sleep(20)
else:
self.cur.connection.commit()
self.cur = self.connection.cursor()
except:
time.sleep(10)
try:
self.connection.close()
except: pass
try:
self.connection = get_connection(vars.db_dsn)
self.cur = self.connection.cursor()
except:
time.sleep(20)
if gkey and gkeyTime and groupData:
with aggrgLock:
grec = aggrgDict.get(gkey)
if not grec:
aggrgDict[gkey] = groupData
with queues.groupLock:
queues.groupDeque.appendleft((gkey, gkeyTime))
else:
for gclass, class_io in groupItems.iteritems():
grec[0][gclass]['INPUT'] += class_io['INPUT']
grec[0][gclass]['OUTPUT'] += class_io['OUTPUT']
except GpstTableException, ex:
logger.info("%s : gpst table not exists. Creating", (self.getName(), ))
self.connection.rollback()
try:
self.cur.execute("SELECT gpst_crt_pdb(%s::date)", (gdate,))
self.connection.commit()
except Exception, ex:
logger.error("%s : exception: %s \n %s", (self.getName(), repr(ex), traceback.format_exc()))
try:
time.sleep(3)
if self.connection.closed():
try:
self.connection = get_connection(vars.db_dsn)
self.cur = self.connection.cursor()
except:
time.sleep(20)
else:
self.cur.connection.commit()
self.cur = self.connection.cursor()
except:
time.sleep(10)
try:
self.connection.close()
except: pass
try:
self.connection = get_connection(vars.db_dsn)
self.cur = self.connection.cursor()
except:
time.sleep(20)
if gkey and gkeyTime and groupData:
with aggrgLock:
grec = aggrgDict.get(gkey)
if not grec:
aggrgDict[gkey] = groupData
with queues.groupLock:
queues.groupDeque.appendleft((gkey, gkeyTime))
else:
for gclass, class_io in groupItems.iteritems():
grec[0][gclass]['INPUT'] += class_io['INPUT']
grec[0][gclass]['OUTPUT'] += class_io['OUTPUT']
except Exception, ex:
logger.error("%s : exception: %s \n %s", (self.getName(), repr(ex), traceback.format_exc()))
if ex.__class__ in vars.db_errors:
if gkey and gkeyTime and groupData:
with aggrgLock:
grec = aggrgDict.get(gkey)
if not grec:
aggrgDict[gkey] = groupData
with queues.groupLock:
queues.groupDeque.appendleft((gkey, gkeyTime))
else:
for gclass, class_io in groupItems.iteritems():
grec[0][gclass]['INPUT'] += class_io['INPUT']
grec[0][gclass]['OUTPUT'] += class_io['OUTPUT']
try:
time.sleep(3)
if self.connection.closed():
try:
self.connection = get_connection(vars.db_dsn)
self.cur = self.connection.cursor()
except:
time.sleep(20)
else:
self.cur.connection.commit()
self.cur = self.connection.cursor()
except:
time.sleep(10)
try:
self.connection.close()
except: pass
try:
self.connection = get_connection(vars.db_dsn)
self.cur = self.connection.cursor()
except:
time.sleep(20)
class statDequeThread(Thread):
'''Thread picks out and sends to the DB global statistics'''
def __init__ (self):
Thread.__init__(self)
self.tname = self.__class__.__name__
def run(self):
global queues, flags, vars, CacheMaster, queues
dateAT = datetime.datetime(2000, 1, 1)
self.connection = get_connection(vars.db_dsn)
self.cur = self.connection.cursor()
icount = 0; timecount = 0
a = time.clock()
while True:
#gdata[1] - group_id, group_dir, group_type
#gkey[0] - account_id, gkey[2] - date
try:
if suicideCondition[self.tname]:
try: self.connection.close()
except: pass
break
if flags.writeProf:
a = time.clock()
if cacheMaster.date > dateAT:
cacheMaster.lock.acquire()
try:
self.caches = cacheMaster.cache
dateAT = deepcopy(cacheMaster.date)
except Exception, ex:
logger.error("%s: cache exception: %s", (self.getName, repr(ex)))
finally:
cacheMaster.lock.release()
skey, skeyTime, statData = None, None, None
with queues.statLock:
#check whether double aggregation time passed - updates are rather costly
if len(queues.statDeque) > 0 and (queues.statDeque[0][1] + vars.STAT_AGGR_TIME*2 < time.time()):
skey, skeyTime = queues.statDeque.popleft()
if not skey: time.sleep(10); continue
accounttarif_id, stime = skey
dkey = (int(stime / 667) + accounttarif_id) % vars.STAT_DICTS
#получить account_id Для вставки в БД!!!
aggrsDict = queues.statAggrDicts[dkey]
aggrsLock = queues.statAggrLocks[dkey]
with aggrsLock:
statData = aggrsDict.pop(skey, None)
if not statData:
logger.info('%s: no statdata for key: %s', (self.getName(), skey))
continue
accsdata = self.caches.accounttariff_traf_service_cache.by_accounttariff.get(accounttarif_id)
if not accsdata:
logger.info('%s: no accsdata for accounttarif: %s', (self.getName(), accounttarif_id))
continue
account_id = accsdata.account_id
statItems, statInfo = statData
nas_id, sum_bytes = statInfo
octets_in = sum_bytes['INPUT']
octets_out = sum_bytes['OUTPUT']
sdate = datetime.datetime.fromtimestamp(stime)
octlist, classes = [], []
#get octets for every class
for class_, sdict in statItems.iteritems():
classes.append(class_)
octlist.append([sdict['INPUT'], sdict['OUTPUT']])
self.cur.execute("""INSERT INTO billservice_globalstat(account_id, bytes_in, bytes_out, datetime, nas_id, classes, classbytes)
VALUES(%s, %s, %s, %s::timestamp without time zone, %s, %s::bigint[], %s::bigint[]);""" , (account_id, octets_in, octets_out, sdate, nas_id, classes, octlist))
self.connection.commit()
if flags.writeProf:
icount += 1
timecount += time.clock() - a
if icount == 100:
logger.info("%s run time(100): %s", (self.getName(), timecount))
icount = 0; timecount = 0
except IndexError, ierr:
if not skey:
try: queues.statLock.release()
except: pass
logger.debug("%s : indexerror : %s", (self.getName(), repr(ierr)))
continue
except Exception, ex:
logger.error("%s : exception: %s \n %s", (self.getName(), repr(ex), traceback.format_exc()))
if ex.__class__ in vars.db_errors:
if skey and skeyTime and statData:
with aggrsLock:
srec = aggrsDict.get(skey)
if not srec:
aggrsDict[skey] = statData
with queues.statLock:
queues.statDeque.appendleft((skey, skeyTime))
else:
for sclass, class_io in statItems.iteritems():
srec[0][sclass]['INPUT'] += class_io['INPUT']
srec[0][sclass]['OUTPUT'] += class_io['OUTPUT']
srec[1][1]['INPUT'] += octets_in
srec[1][1]['OUTPUT'] += octets_out
try:
time.sleep(3)
if self.connection.closed():
try:
self.connection = get_connection(vars.db_dsn)
self.cur = self.connection.cursor()
except:
time.sleep(20)
else:
self.cur.connection.commit()
self.cur = self.connection.cursor()
except:
time.sleep(10)
try:
self.connection.close()
except: pass
try:
self.connection = get_connection(vars.db_dsn)
self.cur = self.connection.cursor()
except:
time.sleep(20)
class NetFlowRoutine(Thread):
'''Thread that handles NetFlow statistic packets and bills according to them'''
def __init__ (self):
global vars
Thread.__init__(self)
self.tname = self.__class__.__name__
self.connection = get_connection(vars.db_dsn, vars.NFR_SESSION)
def run(self):
#connection = persist.connection()
#connection._con.set_client_encoding('UTF8')
global cacheMaster, vars, flags, queues
caches = None
dateAT = datetime.datetime(2000, 1, 1)
oldAcct = defaultdict(list)
self.cur = self.connection.cursor()
icount, timecount = 0, 0
totaltime = time.clock()
while True:
try:
if suicideCondition[self.tname]:
try: self.connection.close()
except: pass
break
if flags.writeProf:
a = time.clock()
fpacket = None
if cacheMaster.date > dateAT:
cacheMaster.lock.acquire()
try:
caches = cacheMaster.cache
dateAT = deepcopy(cacheMaster.date)
except Exception, ex:
logger.error("%s: cache exception: %s", (self.getName, repr(ex)))
finally:
cacheMaster.lock.release()
oldAcct = defaultdict(list)
if not caches:
time.sleep(3)
continue
if 0: assert isinstance(caches, NfroutineCaches)
if len(queues.nfIncomingQueue) > 0:
with queues.nfQueueLock:
if len(queues.nfIncomingQueue) > 0:
fpacket= queues.nfIncomingQueue.popleft()
#flows = loads(fpacket)
if not fpacket: time.sleep(random.randint(1,10) / 10.0); continue
'''
recieved_len = len(fpacket)
declared_len = reduce(INT_ME_FN, fpacket[:TCP_PACKET_SIZE_HEADER][::-1], (0,1))[0]
if recieved_len != declared_len:
logger.warning('Packet consumer: peer: %s declared %s and recieved %s packet lengths do not match! Packet dropped!', (addr, declared_len, recieved_len))
continue
'''
try:
flows = fpacket #loads(fpacket)
#
except Exception, ex:
logger.info("Packet consumer: peer: %s Bad packet (marshalling problems):%s ; ",(repr(ex)))
continue
#flows = fpacket
#iterate through them
#for pflow in flows:
flow = fpacket
logger.debug("Packet for processing: %s ; ",(repr(flow),))
#print flow.octets, len(flow.octets), len(str(flow.octets).strip())
#aa+=flow.octets
#print "%s|" % aa
#get account id and get a record from cache based on it
acc = caches.account_cache.by_account.get(flow.account_id)
if not acc:
logger.info("Account for packet not found: %s ",(repr(flow)))
continue
if 0: assert isinstance(acc, AccountData)
try:
stream_date = datetime.datetime.fromtimestamp(flow.datetime or 0)
except:
logger.info("Incorrect datetime format %s ",(str(flow),))
#if no line in cache, or the collection date is younger then accounttarif creation date
#get an acct record from teh database
#print "stream date", stream_date
if (acc.acctf_id != flow.acctf_id) or ( acc.datetime > stream_date):
acc = oldAcct.get(flow.acctf_id)
if not acc:
self.cur.execute("""SELECT ba.id, ba.ballance, ba.credit, act.datetime, bt.id, bt.access_parameters_id, bt.time_access_service_id, bt.traffic_transmit_service_id, bt.cost,bt.reset_tarif_cost, bt.settlement_period_id, bt.active, act.id, ba.status
FROM billservice_account as ba
LEFT JOIN billservice_accounttarif AS act ON act.id=(SELECT id FROM billservice_accounttarif WHERE account_id=%s and datetime<%s ORDER BY datetime DESC LIMIT 1)
LEFT JOIN billservice_tariff AS bt ON bt.id=act.tarif_id;
""", (flow.account_id, stream_date,))
acc = self.cur.fetchone()
self.connection.commit()
if not acc:
logger.info("Account for packet %s by date %s not found ",(str(flow),str(stream_date),))
continue
acc = AccountData(*acc)
oldAcct[flow.acctf_id] = acc
#if no tarif_id, tarif.active=False and don't store, account.active=false and don't store
if (acc.tarif_id == None) or (not (acc.tarif_active or vars.STORE_NA_TARIF)) \
or (not (acc.account_status == 1 or vars.STORE_NA_ACCOUNT)): continue
'''Статистика по группам:
аггрегируется в словаре по структурам типа {класс->{'INPUT':0, 'OUTPUT':0}}
Ключ - (account_id, group_id, gtime)
Ключ затем добавляется в очередь.'''
#print flow.groups,acc.tarif_id,acc.tarif_active, vars.STORE_NA_TARIF, acc.account_status, vars.STORE_NA_ACCOUNT
for gitem in flow.groups or []:
gtime = flow.datetime - (flow.datetime % vars.GROUP_AGGR_TIME)
gobj = caches.group_cache.by_id.get(gitem, [])
group_id=gobj.id
group_classes=gobj.trafficclass
group_dir = gobj.direction
group_type=gobj.type
#group_id, group_classes, group_dir, group_type = group
#calculate a key and check the dictionary
gkey = (flow.acctf_id, group_id, gtime)
dgkey = (int(gtime / 667) + flow.acctf_id) % vars.GROUP_DICTS
aggrgDict = queues.groupAggrDicts[dgkey]
aggrgLock = queues.groupAggrLocks[dgkey]
with aggrgLock:
grec = aggrgDict.get(gkey)
if not grec:
#add new record to the queue and the dictionary
grec = [defaultdict(ddict_IO), (group_id, group_dir, group_type)]
aggrgDict[gkey] = grec
with queues.groupLock:
queues.groupDeque.append((gkey, time.time()))
#aggregate bytes for every class/direction
for class_ in group_classes:
grec[0][class_][flow.node_direction] += flow.octets
#global statistics calculation
stime = flow.datetime - (flow.datetime % vars.STAT_AGGR_TIME)
skey = (flow.acctf_id, stime)
dskey = (int(stime / 667) + flow.acctf_id) % vars.STAT_DICTS
aggrsDict = queues.statAggrDicts[dskey]
aggrsLock = queues.statAggrLocks[dskey]
with aggrsLock:
srec = aggrsDict.get(skey)
if not srec:
srec = [defaultdict(ddict_IO), [flow.nas_id, {'INPUT':0, 'OUTPUT':0}]]
aggrsDict[skey] = srec
with queues.statLock:
queues.statDeque.append((skey, time.time()))
#add for every class
#for class_ in [flow.class_id]:
srec[0][flow.class_id][flow.node_direction] += flow.octets
#global data
srec[1][1][flow.node_direction] += flow.octets
#WTF??? tarif_mode = caches.period_cache.in_period.get(acc.traffic_transmit_service_id, False) if acc.traffic_transmit_service_id else False
if flags.writeProf:
icount += 1
timecount += time.clock() - a
if icount == 100:
logger.info("%s run time(100): %s, totaltime: %s", (self.getName(), timecount, time.clock() - totaltime))
icount = 0; timecount = 0
totaltime = time.clock()
except IndexError, ierr:
logger.debug("%s : indexerror : %s, %s", (self.getName(), repr(ierr), traceback.format_exc()))
if not fpacket:
time.sleep(random.randint(10,20))
logger.debug("%s : indexerror : %s", (self.getName(), repr(ierr)))
else:
logger.debug("%s : indexerror : %s, %s", (self.getName(), repr(ierr), traceback.format_exc()))
continue
except Exception, ex:
logger.error("%s : exception: %s \n %s", (self.getName(), repr(ex), traceback.format_exc()))
if ex.__class__ in vars.db_errors:
try:
time.sleep(3)
self.cur.connection.commit()
self.cur = self.connection.cursor()
except:
time.sleep(10)
try:
self.connection.close()
except: pass
try:
self.connection = get_connection(vars.db_dsn, vars.NFR_SESSION)
self.cur = self.connection.cursor()
except:
time.sleep(20)
time.sleep(1)
#periodical function memoize class
class pfMemoize(object):
__slots__ = ('periodCache', 'settlementCache')
def __init__(self):
self.periodCache = {}
self.settlementCache ={}
def in_period_(self, time_start, length, repeat_after, date_):
res = self.periodCache.get((time_start, length, repeat_after, date_))
if res==None:
res = in_period_info(time_start, length, repeat_after, date_)
self.periodCache[(time_start, length, repeat_after, date_)] = res
return res
def settlement_period_(self, time_start, length, repeat_after, stream_date):
res = self.settlementCache.get((time_start, length, repeat_after, stream_date))
if res is None:
res = settlement_period_info(time_start, length, repeat_after, stream_date)
self.settlementCache[(time_start, length, repeat_after, stream_date)] = res
return res
class AccountServiceThread(Thread):
'''Handles simultaniously updated READ ONLY caches connected to account-tarif tables'''
def __init__ (self):
Thread.__init__(self)
self.tname = self.__class__.__name__
def run(self):
global suicideCondition, cacheMaster, flags, vars, queues, threads, cacheThr, in_dirq
self.connection = get_connection(vars.db_dsn)
counter = 0; now = datetime.datetime.now
while True:
if suicideCondition[self.__class__.__name__]:
try: self.connection.close()
except: pass
break
a = time.clock()
try:
time_run = (now() - cacheMaster.date).seconds > vars.CACHE_TIME
if flags.cacheFlag or time_run:
run_time = time.clock()
cur = self.connection.cursor()
renewCaches(cur, cacheMaster, NfroutineCaches, 21, (fMem, cacheMaster.first_time))
cur.close()
if counter == 0 or time_run:
counter = 0
#flags.allowedUsersCheck = True
flags.writeProf = logger.writeInfoP()
if flags.writeProf:
logger.info("incoming queue len: %s", len(queues.nfIncomingQueue))
logger.info("groupDictLen: %s", '('+ ', '.join((str(len(dct)) for dct in queues.groupAggrDicts)) + ')')
logger.info("groupDequeLen: %s", (len(queues.groupDeque)))
logger.info("statDictLen: %s", '('+ ', '.join((str(len(dct)) for dct in queues.statAggrDicts)) + ')')
logger.info("statDequeLen: %s", len(queues.statDeque))
if cacheMaster.first_time:
cacheMaster.first_time = False
queues.accountbytes_cache = cacheMaster.cache.accountbytes_cache
if counter == 5:
counter, fMem.periodCache = 0, {}
'''
if (len(queues.nfIncomingQueue) > 1000) or (len(queues.statDeque) > len(cacheMaster.cache.account_cache.data) * 10):
if not vars.sendFlag or vars.sendFlag!='SLP!':
vars.sendFlag = 'SLP!'
logger.lprint('Sleep flag set!')
else:
if vars.sendFlag and vars.sendFlag=='SLP!':
vars.sendFlag = ''
logger.lprint('Sleep flag unset!')
'''
th_status = ';'.join((thrd.getName().split(' ')[0] + (thrd.isAlive() and 'OK') or 'NO' for thrd in threads + [cacheThr]))
logger.warning('THREAD STATUS: %s', th_status)
counter += 1
if flags.cacheFlag:
with flags.cacheLock: flags.cacheFlag = False
logger.info("ast time : %s", time.clock() - run_time)
except Exception, ex:
logger.error("%s : #30210004 : %s \n %s", (self.getName(), repr(ex), traceback.format_exc()))
if ex.__class__ in vars.db_errors:
time.sleep(5)
try:
self.connection = get_connection(vars.db_dsn)
except Exception, eex:
logger.info("%s : database reconnection error: %s" , (self.getName(), repr(ex)))
time.sleep(10)
gc.collect()
time.sleep(20)
class nfDequeThread(Thread):
'''Thread that gets packets received by the server from nfQueue queue and puts them onto the conveyour
that gets flows and caches them.'''
def __init__(self):
self.tname = self.__class__.__name__
Thread.__init__(self)
def run(self):
while True:
global in_dirq
#TODO: make connection with SimpleReconnectionStrategy
try:
with Connection(vars.kombu_dsn) as conn:
Worker(conn).run()
time.sleep(0.5)
except IndexError, ierr: