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move the queue code to a plugin; document the queue plugin hook.
git-svn-id: https://svn.perl.org/qpsmtpd/trunk@80 958fd67b-6ff1-0310-b445-bb7760255be9
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Original file line number | Diff line number | Diff line change |
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sub register { | ||
my ($self, $qp) = @_; | ||
$self->register_hook("queue", "queue_handler"); | ||
} | ||
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sub queue_handler { | ||
my ($self, $transaction) = @_; | ||
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# these bits inspired by Peter Samuels "qmail-queue wrapper" | ||
pipe(MESSAGE_READER, MESSAGE_WRITER) or fault("Could not create message pipe"), exit; | ||
pipe(ENVELOPE_READER, ENVELOPE_WRITER) or fault("Could not create envelope pipe"), exit; | ||
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my $child = fork(); | ||
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not defined $child and fault(451, "Could not fork"), exit; | ||
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if ($child) { | ||
# Parent | ||
my $oldfh = select(MESSAGE_WRITER); $| = 1; | ||
select(ENVELOPE_WRITER); $| = 1; | ||
select($oldfh); | ||
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close MESSAGE_READER or fault("close msg reader fault"),exit; | ||
close ENVELOPE_READER or fault("close envelope reader fault"), exit; | ||
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$transaction->header->print(\*MESSAGE_WRITER); | ||
$transaction->body_resetpos; | ||
while (my $line = $transaction->body_getline) { | ||
print MESSAGE_WRITER $line; | ||
} | ||
close MESSAGE_WRITER; | ||
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my @rcpt = map { "T" . $_->address } $transaction->recipients; | ||
my $from = "F".($transaction->sender->address|| "" ); | ||
print ENVELOPE_WRITER "$from\0", join("\0",@rcpt), "\0\0" | ||
or return(DECLINED,"Could not print addresses to queue"); | ||
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close ENVELOPE_WRITER; | ||
waitpid($child, 0); | ||
my $exit_code = $? >> 8; | ||
$exit_code and return(DECLINED, "Unable to queue message ($exit_code)"); | ||
return (OK, "Queued!"); | ||
} | ||
elsif (defined $child) { | ||
# Child | ||
close MESSAGE_WRITER or die "could not close message writer in parent"; | ||
close ENVELOPE_WRITER or die "could not close envelope writer in parent"; | ||
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open(STDIN, "<&MESSAGE_READER") or die "b1"; | ||
open(STDOUT, "<&ENVELOPE_READER") or die "b2"; | ||
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unless (exec '/var/qmail/bin/qmail-queue') { | ||
return (DECLINED, "fatal error spawning qmail-queue"); | ||
} | ||
} | ||
} |