Example #1
0
def try_multiple():
    print("--- try_multiple() ---")
    global cm
    g = Datamap('mymap', String('foo', 2, occurs=3), Int2('bar'))
    cm = g

    g.buffer = Abuf(8)
    g.buffer.value = b'abKIyz\x11\x00'
    dump(g.buffer)
    dir(g.foo)
    print(g.foo)
    print(g.foo[1])
    for i, v in enumerate(g.foo):
        print(i, v)
    print("list(g.foo) =", list(g.foo))
    print("g.bar=%d" % g.bar)
    g.foo[1] = 'QQQ'
    print(list(g.foo))
    g.foo = ('hh', 'TT', 'ww')
    print(list(g.foo))
    dump(g.buffer)

    try:
        g.foo[3] = 'RRR'
    except StopIteration as e:
        print("Caught StopIteration exception for g.foo[3]='RRR', continue")
        dir(e)
        print(e)
        pass
    return g
Example #2
0
def try_MU_1toN_in_PE():
    print("--- try_MU_1toN_in_PE() ---")
    global cm
    g = Datamap(
        'pemap',
        Int2('i1'),
        Uint1('pg_count'),
        Periodic(Datamap('pg', String('pe', 2), Int1('pf')),
                 occurs=lambda: g.pg_count),
        Periodic(
            Datamap(
                'qg',
                String('qe', 2),
                Uint1('mu_count'),
                String('mu', 2, occurs=lambda: -1)  # count 1 byte before field
            ),
            occurs=2),
    )
    print(g.dmlen)
    cm = g

    g.buffer = Abuf(1024)

    if 0:
        print('\noccurs=0')
        g.buffer.value = b'\x01\x00\x01\x00\x02\x00'
        g.prepare()

        dump(g.buffer)
        print(g.pe)

        g.dprint()

        try:
            print(g.pe[0])
        except StopIteration as e:
            dir(e)
            print(e)
            pass

    if 1:
        print('\noccurs=3, muocc=3,1')
        g.buffer.value = b'\x02\x03P1\xffP2\xfeP3\xfdQ1\x03MaMeMiQ2\x01Na'
        g.prepare()

        dump(g.buffer)

        print(g.pg)
        print(g.pg[1])
        for i, v in enumerate(g.pg):
            print(i, v, v.pe, v.pf)
        for i, v in enumerate(g.qg):
            print(i, v, v.qe, len(v.mu))
            for j, w in enumerate(v.mu):
                print('MU', j, w, w.mu)
        g.dprint()

    return g
Example #3
0
def try_periodic_1toN():
    print("--- try_periodic_1toN() ---")
    global cm
    g = Datamap(
        'pemap', Int2('i1'), Uint1('pe_count'),
        Periodic(Datamap('pe', String('ps', 2), Int2('pi')),
                 occurs=lambda: g.pe_count),
        Periodic(Datamap('qe', String('qs', 3), Uint1('qi')), occurs=2),
        Int2('i2'))
    print(g.dmlen)
    cm = g

    g.buffer = Abuf(1024)

    print('\noccurs=0')
    g.buffer.value = b'\x11\x00\x00pa1\x01pa2\x02\x22\x00'
    g.prepare()

    dump(g.buffer)
    print(g.pe)
    try:
        print(g.pe[0])
    except StopIteration as e:
        dir(e)
        print(e)
        pass
    try:
        g.pe[1].ps = 'QQQ'
    except StopIteration as e:
        dir(e)
        print(e)
        pass
    for i, v in enumerate(g.pe):
        print(i, v, v.ps, v.pi)
    print(g.i2)
    dump(g.buffer)

    print('\noccurs=3')
    g.buffer.value = b'\x11\x00\x03ab\x01\x00KI\x02\x00yz\x03\x00pa1\x01pa2\x02\x22\x00'
    g.prepare()

    dump(g.buffer)
    print(g.pe)
    print(g.pe[1])
    for i, v in enumerate(g.pe):
        print(i, v, v.ps, v.pi)

    print(g.i2)
    g.pe[1].ps = 'QQQ'
    g.pe[2].pi = 33
    dump(g.buffer)

    g.dprint()

    return g
Example #4
0
def try_string(ebcdic=0,encoding=''):
    global cm

    p = Datamap( 'Test strings encoding=%s, ebcdic=%d' % (encoding,ebcdic),
        String( 'str8', 8),
        String( 'str4', 4),
        String( 'str10', 10),
        encoding=encoding,ebcdic=ebcdic
        )

    cm=p

    sz=p.getsize()  # return size of datamap

    print()
    print( '=== Datamap=%s, size=%d ===\n' % (p.dmname, sz))
    print( '    encoding = %s' % (p.encoding))
    print( '    ebcdic   = %d' % (p.ebcdic))

    p.buffer = Abuf(sz)

    # set field values
    p.str8 = b'abcd56'       # string
    p.str4 = b'a1'           # string
    p.str10 = u'a+צה�'       # string

    print( '-- print some numbers --')
    print( p.str8)
    print( p.str4)
    print( p.str10)

    print( '--- Dumping datamap structure ---')
    dump(p.buffer)

    print( '---Printing datamap structure with dprint() ---\n')
    p.dprint()  # print datamap

    print( '---Printing datamap structure with lprint() ---\n')
    p.lprint(header=1)  # print datamap header
    p.lprint()          # print datamap

    return p
Example #5
0
def try_periodic():
    print("--- try_periodic() ---")
    global cm
    g = Datamap('mymap', Int2('i1'),
                Periodic(Datamap('pe', String('ps', 2), Int2('pi')), occurs=3),
                Int2('i2'))
    cm = g
    print(g.dmlen)
    g.buffer = Abuf(g.dmlen)
    g.buffer.value = b'\x11\x00ab\x01\x00KI\x02\x00yz\x03\x00\x22\x00'
    dump(g.buffer)
    dir(g.pe)
    print(g.pe)
    print(g.pe[1])
    for i, v in enumerate(g.pe):
        print(i, v, v.ps, v.pi)
    print(g.i2)
    g.pe[1].ps = 'QQQ'
    g.pe[2].pi = 33
    dump(g.buffer)
    return g
Example #6
0
def try_multiple_1toN():
    print("--- try_multiple_1toN() ---")

    global cm
    g = Datamap('mymap', Uint1('foo_count'),
                String('foo', 2, occurs=lambda: g.foo_count), Int2('bar'))
    cm = g
    g.buffer = Abuf(1024)
    print('occurs=3')
    g.buffer.value = b'\x03abKIyz\x11\x00'
    g.prepare()
    dump(g.buffer)
    dir(g.foo)
    print(g.foo)
    print(g.foo[1])
    for i, v in enumerate(g.foo):
        print(i, v)
    print(list(g.foo))
    print(g.bar)
    g.foo[1] = 'QQQ'
    print(list(g.foo))
    g.foo = ('hh', 'TT', 'ww')
    print(list(g.foo))
    dump(g.buffer)
    try:
        g.foo[3] = 'RRR'
    except StopIteration as e:
        dir(e)
        print(e)
        pass

    print('occurs=0')
    g.buffer.value = b'\x00\x11\x00'
    g.prepare()
    dump(g.buffer)
    dir(g.foo)
    print(g.foo)

    try:
        g.foo[0] = 'RRR'
    except StopIteration as e:
        dir(e)
        print(e)
        pass

    for i, v in enumerate(g.foo):
        print(i, v)
    print(list(g.foo))
    print(g.bar)

    return g
Example #7
0
b'\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf',
b'\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf',
b'\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef',
b'\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe\xff')

tbuf=Abuf(256);
ebuf=Abuf(256);
abuf=Abuf(256);

for t in tt:
    tbuf.write(t)

ebuf[0:256]=tbuf[0:256]

conv.asc2ebc(ebuf,0,len(ebuf))

abuf[0:256]=ebuf[0:256]
conv.ebc2asc(abuf,0,len(abuf))

print( 'tbuf has characters from 0 to 255')
dump.dump(tbuf,header='tbuf')
print( 'ebuf is contents after asc2ebc() call')
dump.dump(ebuf,header='ebuf')
print( 'abuf is contents after ebc2asc() call')
dump.dump(abuf,header='abuf')


print( "str2ebc('ABC'):         ",hexlify(conv.str2ebc('ABC')) )
print( "str2asc(b'\\xC1\\xC2\\xC3'):",hexlify(conv.str2asc(b'\xC1\xC2\xC3')) )

Example #8
0
        if not oldest:
            oldest = i2dt(smf.dte,
                          smf.tme)  # datetime() of first record after skipping
        latest = (smf.dte, smf.tme)

        if smf.rty != 30:
            if verbose & 8:
                print('--- skipping other SMF record %d ---' % recno)
                smf.dprint(skipnull=1)
            continue

        smfrec30.buffer = record

        if verbose & 8:
            dump(record[0:rlen], header='SMF30 record %d' % recno)

        if rlen < smfrec30.dmlen:
            print(
                'SMF Record %d has invalid record length %d (shorter than %d)'
                % (recno, rlen, smfrec30.dmlen))
            break
        smfrec30.buffer = record  # update underlying buffer

        if verbose & 8:
            print('--- Record %d: SMF30 ---' % recno)
            smfrec30.dprint(skipnull=1)

        if select and smfrec30.ion:  # selection and id section exists
            s30id.buffer = record
            s30id.offset = smfrec30.iof  # offset from start of record with RDW
Example #9
0
def readrec(f,
            recform='',
            dumphdr='',
            numrec=0,
            skiprec=0,
            ecodec='cp037',
            debug=0):
    """ readrec - Generator function to read records
    with special record format specified in recform

        :param f: filehandle of open file
        :param recform: record format to process

            - 'RDW' variable record format (2 bytes length, Network byte order)
                    return record without RDW header (exclusive)

            - 'RDW+' variable record format (2 bytes length, Network byte order)
                    return record including RDW header

                    Note: for segmented records rlen in RDW header is length
                          of first segment and not the whole record

            - 'BDW' variable record blocked: input includes Block Descriptor Word
                    which is skipped
                    return record without RDW header (exclusive)

            - 'BDW+' same as BDW but return record including RDW header

            - 'EXCL4' exclusive 4 bytes length, native byte order

        :param dumphdr: header text of record; if not empty: prints record
        :param ecodec: Ebcdic codec for character interpretation when dumping records
        :param debug: 1 - print RDW information

    Example usage::

    >> for rec in readrec(f,recform='RDW',dumphdr='my_records'):
    >>    process(rec)

    """
    V = 1  # variable records
    VB = 2  # variable blocked includes variable
    WITH_RDW = 4  # return record with RDW header

    bu = None  # BytesIO object
    recfm = 0
    block_rlen = 0
    if recform.startswith('RDW'):
        recfm = V
    elif recform.startswith('BDW'):
        recfm = VB
    if recform.endswith('+'):
        recfm |= WITH_RDW

    if recfm & (V | VB):
        i = 0  # counting complete/logical records
        while i < skiprec:  # skipping records loop
            rdws = f.read(4)
            if len(rdws) < 4:
                return
            rdw.buffer = rdws  # use rdws as underlying buffer
            rlen = rdw.rlen

            if rlen > 0x7fff:
                dwtype = 'record'
                if recfm & VB and block_rlen == 0:
                    dwtype = 'block'
                raise BaseException(
                    'Invalid %s length %s exceeds 32k-1 in record %d' %
                    (dwtype, rlen, i + 1))

            if recfm & VB:
                if block_rlen > 4:  # reduce remaining block length by record len
                    block_rlen -= rlen
                else:  # need to consume BDW block header 4 bytes
                    block_rlen = rlen
                    if debug & 1:
                        dump(rdws[0:4], header='Block Descriptor Word')
                    continue  # need to read RDW

            if rdw.rlen > 4:  # it's a record
                record = f.seek(rdw.rlen - 4, os.SEEK_CUR)  # skip record
            if rdw.seg in (SEGFIRST, SEGMIDDLE):
                if debug & 1:
                    print('Skipping %s len(%04x) in logical record %d' %
                          (segmenttype(rdw.seg), rdw.rlen, i))
                continue  # only count last or unsegmented records

            i += 1
            if debug & 1:
                print('Skipping %s len(%04x) in logical record %d' %
                      (segmenttype(rdw.seg), rdw.rlen, i))

        maxrec = skiprec + numrec
        while 1:
            rdws = f.read(4)
            if len(rdws) < 4:
                return
            rdw.buffer = rdws  # use rdws as underlying buffer
            rlen = rdw.rlen

            if rlen > 0x7fff:
                dwtype = 'record'
                if recfm & VB and block_rlen == 0:
                    dwtype = 'block'
                raise BaseException(
                    'Invalid %s length %s exceeds 32k-1 in record %d' %
                    (dwtype, rlen, i + 1))

            if recfm & VB:
                if block_rlen > 4:  # still records in block
                    block_rlen -= rlen
                else:  # need to consume BDW block header 4 bytes
                    block_rlen = rlen

                    if debug & 1:
                        dump(rdws[0:4], header='Block Descriptor Word')
                    continue  # need to read RDW

            if rlen < 5:  # empty record
                yield b''

            if debug & 1:
                print('Reading %s len(%04x) in logical record %d' %
                      (segmenttype(rdw.seg), rdw.rlen, i + 1))

            if rdw.seg:  # copy any segmented record to buffer
                if rdw.seg == SEGFIRST:  # first segment
                    bu = BytesIO()
                    if recform.endswith('+'):  # record to include RDW
                        bu.write(rdws)

                bu.write(f.read(rlen - 4))

                if rdw.seg == SEGLAST:  # last segment
                    record = bu.getvalue()  # return collected segments
                    if dumphdr:
                        dump(record,
                             header='\n%s: %d, total length %04X' %
                             (dumphdr, i + 1, len(record)),
                             ecodec=ecodec)
                    yield record
                else:
                    continue  # do not count numrec for first/middle segment

            else:  # record is not segmented i.e. complete
                if recform.endswith('+'):  # record to include RDW
                    f.seek(-4, os.SEEK_CUR)  # rewind to record start
                else:
                    rlen -= 4

                record = f.read(rlen)
                if dumphdr:
                    rdwx = ' (%04X,%04X)' % (rdw.rlen, rdw.seg)
                    dump(record,
                         header='\n%s: %d%s' % (dumphdr, i + 1, rdwx),
                         ecodec=ecodec)
                yield record
            i += 1
            if numrec and i > maxrec:
                return
            # while loop

    elif recform == 'EXCL4':
        for i in range(skiprec):
            e4s = f.read(4)
            if len(e4s) < 4:
                return
            excl4.buffer = e4s  # use rdws as underlying buffer
            if excl4.rlen > 4:  # record
                record = f.seek(excl4.rlen, os.SEEK_CUR)  # skip record
        i = skiprec  # i is total record count starting from 1
        maxrec = skiprec + numrec
        while 1:
            i += 1
            if numrec and i > maxrec:
                return
            e4s = f.read(4)
            if len(e4s) < 4:
                return
            excl4.buffer = e4s  # use rdws as underlying buffer
            rlen = excl4.rlen
            if rlen < 1:  # empty record
                yield b''
            else:
                record = f.read(rlen)
                if dumphdr:
                    dump(record,
                         header='\n%s: %d' % (dumphdr, i),
                         ecodec=ecodec)
                yield record
            # while loop

    elif recform == '':  # textfile, read data is str
        for i in range(skiprec):
            record = f.readline()
            if record == '':  # end of file
                return
        i = skiprec  # i is total record count starting from 1
        maxrec = skiprec + numrec
        while 1:
            i += 1
            if numrec and i > maxrec:
                return  # all processed
            else:
                record = f.readline()
                if record == '':  # not b''
                    return  # end of file
                record = record.rstrip(
                )  # remove trailing whitespace and newline
                if dumphdr:
                    dump(record,
                         header='\n%s: %d' % (dumphdr, i),
                         ecodec=ecodec)
                yield record
            # while loop
    else:
        raise BaseException('Invalid recform %r specified' % recform)
Example #10
0
    print('Sequential dataset %s%s copied to local %s' % (dsn, ' binary' if binary else '' ,fname))

    ftp.quit()     # do not reuse ftp.
    # now the file is locally accessible

if verbose&4:
    # dump records
    with open(fname,'rb') as f:
        if binary and not recform:
            MAXSIZE = 0x10000 # 32k
            saddr = 0
            while 1:
                fc = f.read(MAXSIZE)
                rlen = len(fc)
                if rlen:
                    dump(fc,startaddr=saddr,header=fname)
                    saddr+=rlen

                if rlen < MAXSIZE:
                    break
            if saddr == 0:
                print('File %s is empty' % fname)
        else:
            for record in readrec( f, recform=recform, numrec=numrec, skiprec=skiprec,
                              dumphdr='Record'):
                pass

#  Copyright 2004-ThisYear Software AG
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
Example #11
0
def pdsdir(pdsname, mmatch='', info=0, encoding='cp037', verbose=0):
    """pdsdir - generator function to read directory entries
    in a partitioned dataset (extended)

    :param pdsname: name of the partitioned datset

    :param mmatch: matching pattern according to fnmatch
                    modules rules (optional)

    :param info:   return member names (info=0) or Memberinfo tuple
                   (info=1)

    Example:

    >>> for name in pdsdir('mm.source', mmatch='COBL*'):
            print(name)

    >>> for member in pdsdir('mm.source', mmatch='COBL*', info=1):
            print(member.name, member.changed, member.size,
                member.id, member.alias)

    """
    mi = MemberInfo(encoding=encoding)

    mmatch = mmatch.upper()  # convert to upper case

    with open("//'%s'" % pdsname, 'rb') as f:
        print('pdsname=%s opened' % pdsname)
        drl = Drlen()

        while 1:
            drlbuf = f.read(2)
            if len(drlbuf) < 2:
                return
            drl.buffer = drlbuf
            restlen = drl.drlen - 2
            membuf = f.read(254)  # earch dir record is 256 bytes
            mi.buffer = membuf
            mi.offset = 0

            if verbose > 2:
                dump(membuf)

            while restlen >= 12:
                if mi.ttr == b'\x00\x00\x00':  # last and empty entry in directory?
                    if verbose:
                        print('leaving pdsdir()')
                    return
                uinfolen = 2 * (mi.flag & 0x1f)
                restlen -= uinfolen + 12  # basic member entry len + user info

                if not mmatch or fnmatch(mi.name,
                                         mmatch):  # case insensitive match
                    if verbose:
                        print(mi.name, '\tfound')
                    if verbose > 1:
                        dump(membuf[mi.offset:mi.offset + 12 + uinfolen])

                    if info:
                        yield mi.getinfo()  # return Member named tuple
                    else:
                        yield mi.name  # return the member name

                elif verbose > 2:
                    print('%08s not matched' % mi.name)

                mi.offset += uinfolen + 12
            continue
Example #12
0
def urbslog(ss):
    # log non-public URBS data
    if ss.urbsst == URBSSTHB:  # heartbeat
        hb = Urbsh(buffer=ss.buffer, offset=ss.offset + urb.URBSL)

        hb.ebcdic = ss.ebcdic  # copy architecture from URBS to URBSH
        hb.byteOrder = ss.byteOrder

        now = int(time.time())
        ctm = int((hb.urbshctm >> 32) * 1.048576 - sec1970)
        ttm = int((hb.urbshttm >> 32) * 1.048576 - sec1970)
        sdwf, sdw = (1, int((hb.urbshsdw >> 32) * 1.048576 -
                            sec1970)) if hb.urbshsdw else (0, 0)
        sdrf, sdr = (1, int((hb.urbshsdr >> 32) * 1.048576 -
                            sec1970)) if hb.urbshsdr else (0, 0)
        btmf, btm = (1, int((hb.urbshbtm >> 32) * 1.048576 -
                            sec1970)) if hb.urbshbtm else (0, 0)
        btnf, btn = (1, int((hb.urbshbtn >> 32) * 1.048576 -
                            sec1970)) if hb.urbshbtn else (0, 0)
        btof, bto = (1, int((hb.urbshbto >> 32) * 1.048576 -
                            sec1970)) if hb.urbshbto else (0, 0)

        slogtime = (
            '     %s heartbeat written to SLOG, %s ago\n' %
            (sstckd(hb.urbshsdw), intervalstr(now - sdw))) if sdwf else ''
        delogtime = (
            '     %s heartbeat delogged from SLOG, %s ago\n' %
            (sstckd(hb.urbshsdr), intervalstr(now - sdr))) if sdrf else ''
        infotime = (
            '     %s ETB Info time, %s ago\n' %
            (sstckd(hb.urbshbtm), intervalstr(now - btm))) if btmf else ''
        tinewest = (
            '     %s newest item entered Broker queue, %s ago\n' %
            (sstckd(hb.urbshbtn), intervalstr(now - btn))) if btnf else ''
        tioldest = (
            '     %s oldest item entered Broker queue, %s ago\n' %
            (sstckd(hb.urbshbto), intervalstr(now - bto))) if btof else ''
        cubyt = ('     %d current number of bytes in queue\n' % (hb.urbshbcb, )
                 ) if hb.urbshbcb or (hb.urbshtyp == URBSHTYP_ETB) else ''
        cumsg = ('     %d current number of messages in queue\n' %
                 (hb.urbshbcm, )) if hb.urbshbcm or (hb.urbshtyp
                                                     == URBSHTYP_ETB) else ''
        cuuow = ('     %d current number of UOWs in queue\n' % (hb.urbshbcu, )
                 ) if hb.urbshbcu or (hb.urbshtyp == URBSHTYP_ETB) else ''

        adalog.debug('URBSH -- Heartbeat received at %s\n' \
              '     Destination %s\n'\
              '     %s Last messaging system commit, %s ago\n'\
              '     %s TA last processed in destination, %s ago\n'\
              '%s%s%s%s%s%s%s%s' %(
             time.strftime('%Y-%m-%d %H:%M:%S',time.localtime(now)),ss.urbsdnam,
             sstckd(hb.urbshctm), intervalstr(now-ctm),
             sstckd(hb.urbshttm), intervalstr(now-ttm),
             slogtime, delogtime,
             infotime, tinewest, tioldest,
             cubyt, cumsg, cuuow
             ))

        dump(ss.buffer[ss.offset + urb.URBSL:ss.offset + urb.URBSL + URBSHL],
             header='     Reptor Heartbeat Data',
             prefix='    ',
             log=adalog.debug)  # ecodec=repli.ecodec)
    return
Example #13
0
    def process(self, buffer, length, status=0, substat=None):
        """ Process a message received from Reptor

            :param status: uow status
            :param substat: may reference the subscription status class instance
                for processing subscription data
        """
        self.pcount += 1  # count number of process() calls

        if length < 32:  # minimum URB header is 32
            self.perrors += 1  # count processing errors
            log.error('Replication Record %d: too short' % self.pcount)
            dump(buffer[:length], log=log.error, ecodec=self.ecodec)
            return

        # the first record or buffer decides for the rest if it is
        # - messages from broker or ADARIS: always starts with URBH
        # - ASCII or EBCDIC format of the URBs
        # - other type is from ADARPE: URBs in EBCDIC and Network byte order

        # if self.pcount == 1:
        if 1:  # ADARIS binary output may have records starting with URBH and other URB types
            # intermixed
            # datamap.dataIsEbcdic=0       (default)
            # datamap.setNativeByteOrder() (default)
            if buffer[0:3] == b'\xE4\xD9\xC2':  # URBx in EBCDIC?
                # datamap.dataIsEbcdic = 1
                setURBebcdic(True)
                if buffer[3:4] == b'\xC8':
                    self.typ |= typURBH
                    if buffer[10:12] == b'\x00\x01':
                        # datamap.setNetworkByteOrder()
                        setURBnwbo()
                else:  # ADARPE type (no URBH)
                    # datamap.setNetworkByteOrder()
                    self.typ &= ~typURBH  # reset possible URBH type
                    setURBnwbo()
            elif buffer[0:3] == b'URB':
                if buffer[3:4] == b'H':
                    self.typ |= typURBH
                    # setURBebcdic(False)  # default
                    if buffer[10:12] == b'\x00\x01':
                        # datamap.setNetworkByteOrder()
                        setURBnwbo()
                else:
                    self.typ &= ~typURBH  # reset possible URBH type

            else:
                self.perrors += 1  # count processing errors
                log.error('Replication Record % d: no URB* prefix detected' %
                          self.pcount)
                dump(buffer,
                     header='Buffer received',
                     log=log.error,
                     ecodec=self.ecodec)
                raise ReptorError('No URB* prefix detected but "%s"' %
                                  (buffer[:3], ))
        if __debug__:
            if self.logging & LOGallURB:  # any logging
                log.debug('URB in EBCDIC = %d, URBH messages = %d' %
                          (datamap.dataIsEbcdic, self.typ & typURBH))

        if self.typ & typURBH:
            hh.buffer = buffer
            hh.offset = 0

            if hh.urbheye != URBHEYE:
                self.perrors += 1  # count processing errors
                log.error('Replication Record % d: no URBH prefix detected' %
                          self.pcount)
                dump(buffer[:length], log=log.error, ecodec=self.ecodec)
                return
            if hh.urbhvers != URBHVER1:
                log.error('Record %d: incompatible URBH version %s received / expected %s:' %\
                  (self.pcount, hh.urbhvers, URBHVER1))
                dump(buffer[:length], log=log.error, ecodec=self.ecodec)
                return
            total_length = hh.urbhlent

            if __debug__:
                if self.logging & LOGURBH:
                    log.debug(
                        '\n\nURBH %s msg %d total-len %d rpid %d/%d %s\n' %
                        (stck.sstckd(hh.urbhtime), hh.urbhmsnr, hh.urbhlent,
                         hh.urbhrpid, hh.urbhrpni, hh.urbhname))
            if self.handUrbh:
                self.handUrbh(hh, substat)

            offset = URBHL
            rest_length = total_length - URBHL
        else:
            offset = 0
            rest_length = length

        while rest_length > 4:

            nn.buffer = buffer
            nn.offset = offset

            if nn.eye == URBDEYE:
                dd.buffer = buffer
                dd.offset = offset
                if __debug__:
                    if self.logging & LOGURBD:
                        log.debug('URBD(%d) %s' %
                                  (dd.urbddsnr, urbd_type[dd.urbdtyp]))
                    if self.logging & LOGURBDD:
                        datalen = dd.urbdlend
                        dump(dd.buffer[offset + URBDL:offset + URBDL +
                                       datalen],
                             header=None,
                             prefix='    ',
                             log=log.debug,
                             ecodec=self.ecodec)

                if self.handUrbd:
                    self.handUrbd(dd, substat)

                rest_length -= dd.urbdlen
                offset += dd.urbdlen

            elif nn.eye == URBEEYE:
                ee.buffer = buffer
                ee.offset = offset

                if __debug__:
                    if self.logging & LOGURBE:
                        log.debug('URBE -- end of transaction %d for subscription %s' % \
                            (ee.urbetsnr, ee.urbesnam))
                rest_length -= URBEL
                offset += URBEL

                if self.handUrbe:
                    self.handUrbe(ee, substat)

            elif nn.eye == URBREYE:
                rr.buffer = buffer
                rr.offset = offset

                if __debug__:
                    if self.logging & LOGURBH:
                        log.debug('URBR -- %s record fnr %d isn %d' % \
                        (urbr_type[rr.urbrtyp], rr.urbrfnr, rr.urbrisn))
                        if rr.urbrrsp:
                            rspTxt = ''
                            rspTxt = adaerror.rsptext(rr.urbrrsp,
                                                      rr.urbrsubc,
                                                      erri=rr.urbrerrc)
                            log.debug(rspTxt)

                if self.handUrbr:
                    self.handUrbr(rr, substat)

                rest_length -= URBRL
                offset += URBRL

            elif nn.eye == URBTEYE:
                tt.buffer = buffer
                tt.offset = offset
                if __debug__:
                    if self.logging & LOGURBT:
                        if tt.urbtarc > b'\x00':
                            encstr = 'arc=%d, acode=%s, wcode=%s' %\
                                (ord(tt.urbtarc), ecscodec.getcodec(tt.urbtacod),
                                    ecscodec.getcodec(tt.urbtwcod))
                        else:
                            encstr = ''

                        log.debug('URBT -- transaction %d with %d records for subscription %s\n'\
                            '     guid %s\n'\
                            '     ET %s dbid %d/%d\n'\
                            '     RP %s rpid %d/%d %s' %  \
                            (tt.urbttsnr, tt.urbtrcnt, tt.urbtsnam,
                            binascii.hexlify(tt.urbtguid),
                            stck.sstckd(tt.urbtttim),  tt.urbtdbid, tt.urbtnuci,
                            stck.sstckd(tt.urbtptim), tt.urbtrpid, tt.urbtrpni,
                            encstr))
                        if tt.urbtrsnd == URBTRSNY:
                            log.debug('     -- possible double delivery --')
                        if tt.urbtinst == URBTINSY:
                            log.debug('     -- initial state --')
                        if tt.urbtcont == URBTCONY:
                            log.debug(
                                '     -- to be continued with next message --')

                if self.handUrbt:
                    self.handUrbt(tt, substat)

                rest_length -= URBTL
                offset += URBTL

            elif nn.eye == URBCEYE:
                cc.buffer = buffer
                cc.offset = offset
                if __debug__:
                    if self.logging & LOGURBC:
                        log.debug('URBC -- transaction %d continued record %d dseq %d subs %s\n'\
                            % (cc.urbctsnr, cc.urbcrsnr, cc.urbcdsnr, cc.urbcsnam))
                        if cc.urbccont == URBTCONY:
                            log.debug(
                                '     -- to be continued with next message --')

                if self.handUrbc:
                    self.handUrbc(cc, substat)

                rest_length -= URBCL
                offset += URBCL

            elif nn.eye == URBSEYE:
                ss.buffer = buffer
                ss.offset = offset

                if __debug__:
                    if self.logging & LOGURBS:
                        subcTxt = ''
                        if ss.urbsrsp > 0:
                            subcTxt = ' -' + str(ss.urbssubc)
                            if ss.urbsrsp == REPTOR_RSP:
                                if 0 < ss.urbssubc < len(
                                        texts_reptor_subcodes):
                                    subcTxt += '- ' + texts_reptor_subcodes[
                                        ss.urbssubc]
                            else:
                                if ss.urbsrsp in adaerror.rspdict:
                                    subcTxt += ' - ' + adaerror.rspdict[
                                        ss.urbsrsp]

                        log.debug('URBS %s -- %s\n' \
                              '     subs %s dest %s init %s rsp %d%s %s\n'\
                              '     ET %s dbid %d fnr %d\n'\
                              '     RP %s tsnr %d rtok %r' %  \
                            (stck.sstckd(ss.urbstime),
                             urbs_status.get(ss.urbsst,ss.urbsst),
                             ss.urbssnam, ss.urbsdnam, ss.urbsinam,
                             ss.urbsrsp, subcTxt, ss.urbserri,
                             stck.sstckd(ss.urbsttim), ss.urbsdbid, ss.urbsfnr,
                             stck.sstckd(ss.urbsptim), ss.urbstsnr, ss.urbsrtok))

                        datalen = ss.urbslend
                        if datalen > 0:
                            if ss.urbsst == URBSSTAU:  # online utility
                                ssu.buffer = buffer
                                ssu.offset = offset + URBSL
                                ssu.dprint()
                            elif xtra:
                                xtra.urbslog(ss)
                            else:
                                dump(ss.buffer[offset + URBSL:offset + URBSL +
                                               datalen],
                                     header='     Reptor Status/Response Data',
                                     prefix='    ',
                                     log=log.debug,
                                     ecodec=self.ecodec)

                if self.handUrbs:
                    self.handUrbs(ss, substat)

                rest_length -= ss.urbslen
                offset += ss.urbslen

            elif nn.eye == URBIEYE:
                ii.buffer = buffer
                ii.offset = offset

                if __debug__:
                    if self.logging & LOGURBI:
                        if ii.urbirt != URBIRTST and ii.urbirt != URBIRTIS:
                            rtypeText = 'Unknown request type ' + ii.urbirt
                        else:
                            rtypeText = urbi_rtext[ii.urbirt]

                        log.debug('URBI %s -- token %s\n' \
                              '     subs %s dest %s rdest %s\n' \
                              '     init %s dbid %d fnr %d\n' % \
                             (rtypeText, ii.urbirtok,
                             ii.urbisnam, ii.urbidnam, ii.urbirnam,
                             ii.urbiinam, ii.urbidbid, ii.urbifnr))

                        datalen = ii.urbilend
                        if datalen > 0:
                            dump(ii.buffer[offset + URBIL:offset + URBIL +
                                           datalen],
                                 header='     Initial-state selection',
                                 prefix='    ',
                                 log=log.debug)
                if self.handUrbi:
                    self.handUrbi(ii, substat)

                rest_length -= ii.urbilen
                offset += ii.urbilen

            elif nn.eye == URBUEYE:
                uu.buffer = buffer
                uu.offset = offset
                if __debug__:
                    if self.logging & LOGURBU:
                        log.debug('URBU -- ADARPE %s extract from %s (local time)\n'\
                              % (uu.urbuname, uu.urbudist))
                if self.handUrbu:
                    self.handUrbu(uu, substat)

                rest_length -= URBUL
                offset += URBUL

            elif nn.eye == URBFEYE:  # global format field table (GFFT)
                ff.buffer = buffer
                ff.offset = offset

                if __debug__:
                    if self.logging & LOGURBF:
                        # ff.urbffnam[: ff.urbffnml]
                        log.debug('URBF -- gfid=%s db=%d, fnr=%d\n' \
                              '     fnam=%s, items=%d\n' \
                              '     created=%s with %s\n%s' %
                            (ff.urbfgfid, ff.urbfdbid, ff.urbffnr,
                             ff.urbffnam,ff.urbfcntg,
                             stck.sstckd(ff.urbftim1)[0:19],
                             urbfflag_str(ff.urbfflag),
                             '     processed=%s\n' % stck.sstckd(ff.urbftim2)[0:19]
                                                        if ff.urbftim2 else ''
                             ))

                        datalen = ff.urbflend
                        if datalen > 0:
                            gg.buffer = buffer
                            gg.offset = offset + URBFL

                            for i in range(ff.urbfcntg):
                                gg.dprint()
                                gg.offset += URBGL

                rest_length -= ff.urbflen
                offset += ff.urbflen

                if self.handUrbf:
                    self.handUrbf(ff, substat)

            else:
                log.error('Unknown Structure %s' % nn.eye)
                dump(buffer[offset:offset + rest_length],
                     log=log.error,
                     ecodec=self.ecodec)
                break
Example #14
0
def try_all_formats():
    global cm

    p = Datamap(
        'test_all_formats p',
        String('str8', 8),
        Unicode('uni4', 4),  # unicode 4 chars = 8 bytes
        Utf8('utf8', 8),
        Bytes('byt4', 4),
        Char('cha1'),
        Int1('int1'),
        Uint1('uin1'),
        Int2('int2'),
        Uint2('uin2'),
        Int4('int4'),
        Uint4('uin4', opt=T_STCK),  # Uint4 STCK display as time
        Int8('int8'),
        Uint8('uin8', opt=T_STCK),  # Uint8 STCK display as timestamp
        Float('flo4'),
        Double('dou8'),
        Packed('pac4', 4),
        Unpacked('unp1', 1),
        Unpacked('unp8', 8),
        Unpacked('datetime', 14, dt='DATETIME'),  # Python datetime object
        Unpacked('timestamp', 20, dt='TIMESTAMP'),  # Python datetime object
        Unpacked('date', 8, dt='DATE'),  # Python date object
        Unpacked('time', 6, dt='TIME'),  # Python time object
        Packed('natdate', 4, dt='NATDATE'),  # Python date object
        Packed('nattime', 7, dt='NATTIME'),  # Python datetime object
        Uint4('unixtime', dt='UNIXTIME'),  # Python datetime object
        Int8('xtimestamp', dt='XTIMESTAMP'),  # Python datetime object
    )

    cm = p

    sz = p.getsize()  # return size of datamap
    dtnow = datetime.now()

    print()
    print('--- Datamap=%s, size=%d ---\n' % (p.dmname, sz))

    print('    datetime now: %s' % dtnow)

    p.buffer = Abuf(sz)

    # set field values
    p.str8 = 'Maßkrüge'  # string
    p.uni4 = 'ßöäü'  # unicode
    p.utf8 = 'äßö'  # utf8
    p.byt4 = b'\xC1\xC4\xC1\x4B'  # non-ASCII bytes are displayed in HEX
    p.cha1 = '©'  # copyright character
    # p.cha1='c'
    p.int1 = -128
    p.uin1 = 255

    p.int2 = -32768
    p.uin2 = 65535

    p.int4 = -0x80000000
    p.uin4 = 0xaee3efa4  # 1.1.1997

    p.int8 = -0x8000000000000000
    p.uin8 = 0xb1962f9305180000  # 1.1.1999

    p.flo4 = 2.0
    p.dou8 = 0.5

    p.pac4 = -1234567
    p.unp1 = 1
    p.unp8 = -12345678

    p.datetime = dtnow
    p.date = dtnow.date()
    p.time = dtnow.time()
    p.nattime = dtnow
    p.natdate = dtnow.date()
    p.timestamp = dtnow

    p.unixtime = dtnow
    p.xtimestamp = dtnow

    print('-- print some numbers --')
    print('pac8', p.pac4)
    print('unp1', p.unp1)
    assert p.unp1 == 1
    print('unp8', p.unp8)
    assert p.unp8 == -12345678
    print('datetime', p.datetime)  # datetime() str() method

    print('--- Dumping datamap structure ---')
    dump(p.buffer)

    print('---Printing datamap structure with dprint() ---\n')
    p.dprint()  # print datamap

    print('---Printing datamap structure with lprint() ---\n')
    p.lprint(header=1)  # print datamap header
    p.lprint()  # print datamap
    p.lprint()  # print datamap

    try:
        print('--- Assigning to undefined field xx ---')
        p.xx = 123
    except DatamapError as e:
        print('\t', e.value)
        dump(e.dmap.buffer)

    return p
Example #15
0
def try_var_formats():
    print("--- try_var_formats() ---")
    global cm

    p = Datamap(
        'test_var_formats',
        String('sv1', 0, opt=T_VAR1),
        String('sv2', 0, opt=T_VAR2),
        String('sv4', 0, opt=T_VAR4),
        Unicode('uv1', 0, opt=T_VAR1),  # unicode 4 chars = 8 bytes
        Utf8('tv1', 0, opt=T_VAR1),
        # Bytes(  'bv1', 0, opt=T_VAR1),
    )

    p0 = Datamap(
        'test_var_formats0',
        Uint1('iv1'),
        Uint2('iv2'),
        Uint4('iv4'),
        Uint1('ui1'),
        Uint1('ti1'),
        # Uint1(  'bi1'),
    )

    p1 = Datamap(
        'test_var_formats1',
        Uint1('iv1'),
        String('sv1', 3),
        Uint2('iv2'),
        String('sv2', 2),
        Uint4('iv4'),
        String('sv4', 4),
        Uint1('ui1'),
        Unicode('uv1', 4),  # unicode 4 chars = 8 bytes
        Uint1('ti1'),
        Utf8('tv1', 8),
        # Uint1(  'bi1'),
        # Bytes(  'bv1', 4),
    )

    p2 = Datamap(
        'test_var_formats2',
        Uint1('iv1'),
        String('sv1', 254),
        Uint2('iv2'),
        String('sv2', 256),
        Uint4('iv4'),
        String('sv4', 64000),
        Uint1('ui1'),
        Unicode('uv1', 126),  # unicode 4 chars = 8 bytes
        Uint1('ti1'),
        Utf8('tv1', 8),
        # Uint1(  'bi1'),
        # Bytes(  'bv1', 4),
    )

    cm = (p, p0, p1, p2)

    p0.buffer = Abuf(p0.getsize())
    p1.buffer = Abuf(p1.getsize())
    p2.buffer = Abuf(p2.getsize())

    p0.iv1 = 1
    p0.iv2 = 2
    p0.iv4 = 4
    p0.ui1 = 1
    p0.ti1 = 1

    p1.iv1 = 4
    p1.iv2 = 4
    p1.iv4 = 8
    p1.ui1 = 9
    p1.ti1 = 9
    p1.sv1 = 'abc'
    p1.sv2 = 'DE'
    p1.sv4 = 'fghi'
    p1.uv1 = 'JKLM'
    p1.tv1 = 'nopqrstu'

    p2.iv1 = 255
    p2.iv2 = 258
    p2.iv4 = 64004
    p2.ui1 = 253
    p2.ti1 = 9
    p2.sv1 = 'A' * 254
    p2.sv2 = 'b' * 256
    p2.sv4 = 'C' * 64000
    p2.uv1 = 'd' * 126
    p2.tv1 = 'E' * 8

    p.buffer = p0.buffer
    dump(p.buffer)
    p.dprint()

    p.buffer = p1.buffer
    dump(p.buffer)
    p.prepare()
    p.dprint()

    p.buffer = p2.buffer
    dump(p.buffer)
    p.prepare()
    p.dprint()
    print(p.items())

    return p, p0, p1, p2
Example #16
0
    def call(self):
        if self.trace & 1:
            print('Before Broker call')
            dump(self.buffer, header='ETBCB')
            dump(self.receive_buffer, header='Receive Buffer')
            # print(repr(self.send_buffer), len(self.send_buffer), self.send_length)
            dump(self.send_buffer, header='Send Buffer')
            dump(self.errtext_buffer, header='Error Text Buffer')
            # self.error_code=''

        if self.trace & 4:
            print('\n%s == EXX %s%s%s%s' % (
                datetime.now().strftime('%Y-%m-%d %H:%M:%S.%f'),
                function_str(self.function),
                ' option=' + option_str(self.option) if self.option else '',
                ' wait=' + self.wait.strip('\x00 ') if
                self.function == FCT_RECEIVE and self.wait > 8 * ' ' else '',
                ' user=%s token=%s Service=%s/%s/%s' %
                (self.user_id, self.token, self.server_class, self.server_name,
                 self.service) if self.function == FCT_LOGON else ''))
            if 0:  # self.function==FCT_SEND:
                print(repr(self.send_buffer), len(self.send_buffer),
                      self.send_length)
                dump(self.send_buffer[0:self.send_length],
                     header='    send_buffer',
                     prefix='   ')

        i = etblnk.broker(self.buffer, self.send_buffer, self.receive_buffer,
                          self.errtext_buffer)

        if self.trace & 2:
            print('After Broker call')
            dump(self.buffer, header='ETBCB')
            # dump(self.receive_buffer, header='Receive Buffer')
            if self.return_length > 0:
                dump(self.receive_buffer[0:self.return_length],
                     header='    receive_buffer',
                     prefix='   ')
            # print(repr(self.send_buffer), len(self.send_buffer), self.send_length)
            dump(self.send_buffer, header='Send Buffer')
            dump(self.errtext_buffer, header='Error Text Buffer')
        if self.trace & 4:
            print('    conv_id=%-16s  conv_stat=%s  return_length=%d' %
                  (self.conv_id.strip('\x00 '), convstat_str(
                      self.conv_stat), self.return_length))
            print('      uowID=%-16s  uowStatus=%-9s  commitTime=%s' %
                  (self.uowID.strip('\x00 '), uowStatus_str(
                      self.uowStatus), pptime(self.commitTime)))

        if self.error_code > '00000000':
            if self.error_code in (
                    '00740074',  # Wait timeout
                    '02150373'):  # Transport timeout (new with single conv?)
                raise BrokerTimeOut(acierror.geterror(self.error_code), self)
            raise BrokerError(acierror.geterror(self.error_code), self)

        if i != 0:
            raise InterfaceError(acierror.geterror('0020%04d' % i), self)