processor.py
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import importlib
import logging
import multiprocessing
import re
from ISO8583.ISO8583 import ISO8583
from opensipkd.iso8583.bjb.pbb.structure import (
INQUIRY_CODE, INVOICE_PROFILE, PAYMENT_CODE,
RC_ALREADY_PAID, RC_NOT_AVAILABLE, RC_INSUFFICIENT_FUND, RC_LINK_DOWN,
RC_INVALID_NUMBER, RC_ALREADY_PAID, RC_NOT_AVAILABLE, RC_INSUFFICIENT_FUND)
# from .models import DBSession, get_connection
# from opensipkd.tools import FixLength
from .mpp import get_connection
log = logging.getLogger(__name__)
from opensipkd.string import FixLength
class ISO8583Processor:
def __init__(self, req_queue, resp_queue, db_config=None):
self.request_queue = req_queue
self.response_queue = resp_queue
self.db_config = db_config
def start(self):
while True:
filename, data = self.request_queue.get()
response = self.process_file(filename, data, self.db_config)
self.response_queue.put((filename, response))
def get_bit7(self):
from datetime import datetime
now = datetime.now()
return now.strftime('%m%d%H%M%S') # MMDDhhmmss format
def process_file(self, filename, data, db_config):
import time
start_time = time.time()
# Ensure DBSession is bound in this process
# print(f"[process_file] db_config: {db_config}")
iso = ISO8583(iso=data)
print(iso.showBitmap())
bit39 = '00'
mti = iso.getMTI() if iso.getMTI() else '0000'
log.info(f"MTI detected: {mti}")
response = b''
if mti == '0800':
log.info(f"Handling network management MTI: {mti}")
iso.setMTI('0810')
elif mti in ('0200', '0210'):
logging.info(f"Handling transaction MTI: {mti}")
func = iso.getBit(3) if iso.getBit(3) else '000000'
invid = iso.getBit(61) if iso.getBit(37) else None
invoice_id = re.sub(r'\D', '', invid) if invid else '000000'
iso.setMTI('0210')
if len(invoice_id) < 22:
bit39 = '76'
else:
if db_config:
get_connection(db_config)
modu = importlib.import_module(
f"sismiop.services.{db_config.get('module')}")
inq = modu.Inquiry(invoice_id=invoice_id)
if not inq.invoice:
bit39 = RC_NOT_AVAILABLE
else:
inq.hitung()
if inq.total < 1:
bit39 = RC_ALREADY_PAID
elif func == PAYMENT_CODE:
amount = iso.getBit(4) if iso.getBit(4) else '0'
if int(amount) != inq.total:
bit39 = RC_INSUFFICIENT_FUND
elif func == INQUIRY_CODE:
iso.setBit(4, inq.total)
inv = inq.invoice
invoice_profile = FixLength(INVOICE_PROFILE)
invoice_profile.set('Propinsi', inv.kd_propinsi)
invoice_profile.set('Kabupaten', inv.kd_dati2)
invoice_profile.set('Kecamatan', inv.kd_kecamatan)
invoice_profile.set('Kelurahan', inv.kd_kelurahan
if inv.kd_kelurahan else '000')
invoice_profile.set('Blok', inv.kd_blok)
invoice_profile.set('Urut', inv.no_urut)
invoice_profile.set('Jenis', inv.kd_jns_op)
invoice_profile.set('Tahun', inv.thn_pajak_sppt)
invoice_profile.set('Nama', inv.nm_wp_sppt)
invoice_profile.set('Lokasi', inq.get_alamat_op())
invoice_profile.set('Nama Kelurahan', inq.get_kelurahan_op())
invoice_profile.set('Nama Kecamatan', inq.get_kecamatan_op())
invoice_profile.set('Nama Propinsi', inq.get_propinsi_op())
invoice_profile.set('Luas Tanah', inv.luas_bumi_sppt)
invoice_profile.set('Luas Bangunan', inv.luas_bng_sppt)
invoice_profile.set(
'Jatuh Tempo', inv.tgl_jatuh_tempo_sppt.strftime('%Y%m%d'))
invoice_profile.set('Tagihan', inq.tagihan)
invoice_profile.set('Denda', inq.denda)
invoice_profile.set('Total Bayar', inq.total)
invoice_profile.set('Discount', inq.discount)
iso.setBit(61, invoice_profile.get_raw())
else:
bit39 = '76'
elif mti in ('0400', '0420'):
logging.info(f"Handling reversal MTI: {mti}")
response = b'RESP:0400/0420' # Add bit 7, 4, 62, 39 as needed
else:
logging.warning(f"Unknown MTI: {mti}")
response = b'UNKNOWN MTI'
if response == b'UNKNOWN MTI':
logging.info(f"Removed unprocessable file: {filename}")
return response
else:
iso.setBit(7, self.get_bit7())
iso.setBit(39, bit39)
response = iso.getRawIso()
log.info(
f"[WRITE] Prepared response for {filename}, data: {response.hex() if isinstance(response, bytes) else response}")
return response
end_time = time.time()
elapsed = end_time - start_time
log.info(
f"[PERF] Processed {filename} in {elapsed:.3f} seconds (MTI={mti})")