Ok, any perl/BSD gurus out there? It spawns a new process but then
hangs trying to read STDIN from the new subprocess? This is either a
BSD bug or a perl-on-BSD bug, I think. There might be a way to work
around it though -- the trick would be to find some other forking tcp
daemon which does work...
C
On Tue, 2002-02-12 at 19:07, Marc G. Fournier wrote:
>
> Okay, here you go ... a hang:
>
> ===============
> logmsg: connection from earth.hub.org [ 64.49.215.11 ] at port 4329
> logmsg: before spawn
>
> logmsg: after spawn
>
> logmsg: connection from earth.hub.org [ 64.49.215.11 ] at port 4331
> logmsg: before spawn
>
> logmsg: after spawn
>
> =================
>
> And pertinent area of code:
>
> =================
> logmsg "before spawn\n";
> spawn sub {
> $|=1; # always immediately flush output
>
> logmsg "after spawn\n";
> # First request line off stream
> local $_ = <STDIN>;
>
> logmsg "got STDIN\n";
> if (!defined $_) {
> protocol_error ("(closed before headers)");
> return 1;
> }
> =====================
>
> On 12 Feb 2002, Craig Hughes wrote:
>
> > Ok, interesting. n(spamc)+1 spamd's means that the fork already
> > happened for both spamd's. Could you stick a trace on the spamd process
> > though instead of spamass-milter? I'd like to try and figure out where
> > it's getting to before it gets stuck. Possible alternative to ktrace
> > (and possibly more useful) would be to add logging messages to the spamd
> > code just after where it forks to see how far it's getting before it
> > jams up.
> >
> > C
> >
> > On Tue, 2002-02-12 at 18:08, Marc G. Fournier wrote:
> > >
> > > Don't know how helpful this will be, but, just started it up and watched
> > > it hang ...
> > >
> > > According to /var/log/maillog, as previously noted, the hang is based on a
> > > simultaneous arrival of two messages:
> > >
> > > Feb 12 22:01:53 earth sendmail[91753]: g1D21pkw091747: to=<[EMAIL PROTECTED]>,
>delay=00:00:02, xdelay=00:00:00, mailer=cyrus, pri=30679, relay=localhost, dsn=2.0.0,
>stat=Sent
> > > Feb 12 22:01:53 earth sendmail[91692]: g1D21bkw091692: Milter add: header:
>X-Spam-Status: No, hits=0.0 required=5.0 tests= version=2.01
> > > Feb 12 22:01:54 earth sendmail[91758]: g1D21bkw091692: to=<[EMAIL PROTECTED]>,
>delay=00:00:17, xdelay=00:00:01, mailer=cyrus, pri=138802, relay=localhost,
>dsn=2.0.0, stat=Sent
> > > Feb 12 22:02:01 earth sendmail[91780]: g1D21wkw091780:
>from=<[EMAIL PROTECTED]>, size=13424, class=0, nrcpts=1,
>msgid=<[EMAIL PROTECTED]>, proto=ESMTP,
>daemon=MTA, relay=mail2.stockwatch.com [207.102.62.11]
> > > Feb 12 22:02:01 earth sendmail[91819]: g1D221kw091819: from=<>, size=6395,
>class=0, nrcpts=1, msgid=<[EMAIL PROTECTED]>, proto=ESMTP,
>daemon=MTA, relay=zanaco.com [64.49.215.210]
> > >
> > > processes of hte spam programs shows:
> > >
> > > earth# ps ax | grep spam
> > > 90082 ?? IsJ 0:00.10 /usr/bin/perl /usr/local/bin/spamd -d -A 64.49.215.11
>-u nobody -s local1
> > > 91784 ?? IJ 0:00.00 /usr/bin/perl /usr/local/bin/spamd -d -A 64.49.215.11
>-u nobody -s local1
> > > 91821 ?? IJ 0:00.00 /usr/bin/perl /usr/local/bin/spamd -d -A 64.49.215.11
>-u nobody -s local1
> > > 90171 p1 IJ 0:00.20 /usr/local/bin/spamass-milter /var/run/spamass.sock
> > > 91783 p1 IJ 0:00.01 /usr/local/bin/spamc
> > > 91820 p1 IJ 0:00.01 /usr/local/bin/spamc
> > >
> > > And a tail end of a ktrace shows (before I killed off all the processes),
> > > using kdump -l:
> > >
> > > (c) Copyright 2002 Canjex Publishing Ltd. http://www.stockwatch.com\r
> > > \r
> > > \r
> > > \r
> > > \r
> > > \r
> > > \r
> > >
>**************************************************************************\r
> > > A fee was NOT paid to Stockwatch for the distribution of this
>bulletin.\r
> > > THIS IS NOT A RECOMMENDATION TO BUY OR SELL ANY SECURITY!\r
> > > To remove yourself from this mailing list, access this URL:\r
> > > http://www.stockwatch.com/sw/unsubscribe.dbm\r
> > > For more information about this service please contact the\r
> > > advertising department at Stockwatch 800.268.NEWS or 604.687.1500\r
> > >
>*************************************************************************a\r
> > > \r
> > > "
> > > 90171 spamass-milter RET write 13228/0x33ac
> > >
> > > And, after killing them off:
> > >
> > >
>**************************************************************************\r
> > > A fee was NOT paid to Stockwatch for the distribution of this
>bulletin.\r
> > > THIS IS NOT A RECOMMENDATION TO BUY OR SELL ANY SECURITY!\r
> > > To remove yourself from this mailing list, access this URL:\r
> > > http://www.stockwatch.com/sw/unsubscribe.dbm\r
> > > For more information about this service please contact the\r
> > > advertising department at Stockwatch 800.268.NEWS or 604.687.1500\r
> > >
>*************************************************************************a\r
> > > \r
> > > "
> > > 90171 spamass-milter RET write 13228/0x33ac
> > > 90171 spamass-milter CALL poll(0x80a2800,0x1,0)
> > > 90171 spamass-milter RET poll 1
> > > 90171 spamass-milter CALL write(0x6,0xbfacbe24,0x5)
> > > 90171 spamass-milter GIO fd 6 wrote 5 bytes
> > > "\0\0\0\^Ac"
> > > 90171 spamass-milter RET write 5
> > > 90171 spamass-milter CALL poll(0x80a2800,0x1,0)
> > > 90171 spamass-milter RET poll 1
> > > 90171 spamass-milter CALL read(0x6,0xbfacbde4,0x5)
> > > 90171 spamass-milter GIO fd 6 read 5 bytes
> > > "\0\0\0\^AE"
> > > 90171 spamass-milter RET read 5
> > > 90171 spamass-milter CALL fstat(0x9,0xbfacbd0c)
> > > 90171 spamass-milter RET fstat 0
> > > 90171 spamass-milter CALL close(0x9)
> > > 90171 spamass-milter RET close 0
> > > 90171 spamass-milter CALL read(0xa,0xbfacb994,0x400)
> > > 90171 spamass-milter PSIG SIGTERM caught handler=0x2812c4b4 mask=0x0 code=0x0
> > > 90171 spamass-milter RET read RESTART
> > > 90171 spamass-milter CALL sigreturn(0xbfacb6cc)
> > > 90171 spamass-milter RET sigreturn JUSTRETURN
> > > 90171 spamass-milter CALL read(0xa,0xbfacb994,0x400)
> > > 90171 spamass-milter PSIG SIGKILL SIG_DFL
> > > earth#
> > >
> > > does this help any?
> > >
> > >
> > >
> > >
> > > _______________________________________________
> > > Spamassassin-talk mailing list
> > > [EMAIL PROTECTED]
> > > https://lists.sourceforge.net/lists/listinfo/spamassassin-talk
> > >
> > >
> >
> >
>
>
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