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package JWebmail::Model::Driver::QMailAuthuser;
use Mojo::Base -base;
use IPC::Open2;
use File::Basename 'fileparse';
use JSON::PP;
has 'user';
has 'maildir';
has 'include';
has qmail_dir => '/var/qmail/';
has prog => [fileparse(__FILE__)]->[1] . '/QMailAuthuser/Extract.pm';
has logfile => '/dev/null';
sub communicate {
use autodie;
my $self = shift;
my %args = @_;
$args{challenge} //= '';
$args{args} //= [];
my $exec = do {
if ($args{mode} eq 'auth') {
$self->qmail_dir . "/bin/qmail-authuser true 3<&0";
}
else {
my ($user_name) = $args{user} =~ /(\w*)@/;
$self->qmail_dir.'/bin/qmail-authuser'
. ' perl '
. join('', map { ' -I ' . $_ } @{ $self->include })
. ' -- '
. join(' ', map { $_ =~ s/(['\\])/\\$1/g; "'$_'" } ($self->prog, $self->maildir, $self->user, $user_name, $args{mode}, @{$args{args}}))
. ' 3<&0'
. ' 2>>'.$self->logfile;
}
};
my $pid = open2(my $reader, my $writer, $exec)
or die 'failed to create subprocess';
$writer->print("$args{user}\0$args{password}\0$args{challenge}\0")
or die 'pipe wite failed';
close $writer
or die 'closing write pipe failed';
binmode $reader, ':utf8';
my $input = <$reader>;
close $reader
or die 'closing read pipe failed';
waitpid($pid, 0);
my $rc = $? >> 8;
my $resp;
if ($rc == 3 || $rc == 0) {
eval { $resp = decode_json $input; };
if ($@) { $resp = {error => 'decoding error'} };
}
elsif ($rc) {
$resp = {error => "qmail-authuser returned code: $rc"};
}
return ($resp, $rc);
}
1
__END__
=encoding utf-8
=head1 NAME
QMailAuthuser
=head1 SYNOPSIS
my $m = JWebmail::Model::ReadMails->new(driver => JWebmail::Model::Driver::QMailAuthuser->new(...));
=head1 DESCRIPTION
This ReadMails driver starts and communicates with L<JWebmail::Model::Driver::QMailAuthuser::Extract> over qmail-authuser.
The Extract programm runs with elevated priviliges to be able to read and modify mailboxes.
=head1 ATTRIBUTES
=head2 qmail_dir
The parent directory of the bin directory where all qmail executables live.
Default C</var/qmail/>.
=head2 prog
The path to the extractor programm.
Default is the location of L<JWebmail::Model::Driver::QMailAuthuser::Extract> package.
=head2 logfile
A path to a log file that the extractor logs to.
Default '/dev/null' but highly recommended to set a real one.
Keep in mind that a different user need to be able to write to it.
=head1 METHODS
=head2 communicate
Arguments:
=over 6
=item mode
=item args
Depends on the mode
=item user
User name
=item password
User password
=item challenge
Challenge when using cram
=back
=head1 SEE ALSO
L<JWebmail::Model::ReadMails>, L<JWebmail::Model::Driver::QMailAuthuser::Extract>
=cut
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