[Rt-devel] Need help with tickets generated by SPAM

[Asif Iqbal]

On Mon, Feb 9, 2009 at 11:28 AM, Emmanuel Lacour
<elacour at easter-eggs.com> wrote:
> On Mon, Feb 09, 2009 at 11:00:36AM -0500, Asif Iqbal wrote:
>> Hi All
>>
>> I have a spam filter in front of my queue. So all new tickets have to
>> pass thru the filter before they make it to the queue.
>> It works fine for most of the tickets. However, once in a while one or
>> two spams that manage to pass through the filter
>> as ham and hence create tickets. It is pretty embarrassing. For
>> regular emails I can just take those emails as it is and then
>> pass it through my spam learner and that works fine too. However, I am
>> not sure how I can do the same for a ticket. I
>> created a SPAM queue and I gave users' right to drop any ticket that
>> is a sure spam and just drop them in that queue. So
>> now what I need is to find a way to take all tickets that are in SPAM
>> queue and run them through my spam learner. I do not
>> know how to do that. Any suggestion would be greatly appreciated!
>>
>
> Here is a script I made (for 3.6.7, needs little adjustements), it submits
> tickets to spamassassin sa-learn program depending on status (I used a "spam"
> status).

How do I create a new status in rt 3.4.5? I only see the default ones
open/new/stalled/resolved/rejected/deleted

> It runs every day through cron.
>
> #!/usr/bin/perl -w
> # Submit tickets to sa-learn
> # The user which run this script needs to be the user who handle Anti-Spam
> # software and need to have proper rights in RT to access tickets
> # (Global rights: SeeQueue, ShowTicket)
> # He also needs to be able to access RT files, especially config file.
>
>
> use strict;
> use lib "/opt/rt/rt/local/lib";
> use lib "/opt/rt/rt/lib";
> use lib "/opt/rt/rt/etc";
> use RT;
> use RT::Interface::CLI qw( CleanEnv GetCurrentUser );
> use RT::Queue;
> use RT::Queues;
> use RT::Tickets;
> use RT::Date;
> use MIME::Entity;
> use MIME::Body;
>
>
> my $debug = 0;
> my $spam_status = 'spam';
> my $ham_status = 'resolved';
> my $learn_ham_cmd = '/usr/bin/sa-learn --ham - > /dev/null';
> my $learn_spam_cmd = '/usr/bin/sa-learn --spam - > /dev/null';
>
> if ($debug) {
>    $learn_ham_cmd = $learn_spam_cmd = '/bin/cat';
> }
>
> # Set locales
> $ENV{'LANG'} = 'POSIX';
> $ENV{'LC_ALL'} = 'POSIX';
>
> # RT CLI initialization
> CleanEnv();
> RT::LoadConfig();
> RT::Init();
>
> # Get the current user all loaded
> our $CurrentUser = GetCurrentUser();
>
> unless( $CurrentUser->Id )
> {
>    print STDERR "No RT user found. Please consult your RT administrator.\n";
>    exit 1;
> }
>
> # Limit to tickets LastUpdated 2 days ago
> my $datelimit = new RT::Date($RT::SystemUser);
> $datelimit->SetToNow();
> $datelimit->AddDays(-1);
>
> my $spam_count = 0;
>
> # From RT 3.8
>
> sub ContentAsMIME {
>    my $self = shift;
>
>    my $entity = new MIME::Entity;
>    $entity->head->add( split /:/, $_, 2 )
>        foreach SplitHeaders($self);
>
>    use MIME::Body;
>    $entity->bodyhandle(
>        MIME::Body::Scalar->new( $self->OriginalContent )
>    );
>
>    return $entity;
> }
>
> sub SplitHeaders {
>    my $self = shift;
>    my @headers;
>    for (split(/\n(?=\w|\z)/,$self->Headers)) {
>        push @headers, $_ if ($_ !~ /^RT-Send-Bcc/i);
>    }
>    return(@headers);
> }
>
> sub submit_message ($$) {
>    my $message = shift;
>    my $type = shift;
>    if ($type eq 'ham') {
>        open (CMD, "| $learn_ham_cmd ") or die "Can't run $learn_ham_cmd: $!\n";
>        print CMD $message;
>        close(CMD);
>    } elsif ($type eq 'spam') {
>        open (CMD, "| $learn_spam_cmd ") or die "Can't run $learn_spam_cmd: $!\n";
>        print CMD $message;
>        close(CMD);
>    } else {
>        warn "Unknown type: $type\n";
>    }
> }
>
> sub get_message ($$) {
>    my $ticket = shift;
>    my $txn = shift;
>    my $entity = new MIME::Entity;
>    my $header = 0;
>    my $attachments = RT::Attachments->new( $txn->CurrentUser );
>    $attachments->Limit( FIELD => 'TransactionId', VALUE => $txn->id );
>    $attachments->OrderBy( FIELD => 'Id', ORDER => 'ASC' );
>    while ( my $a = $attachments->Next ) {
>        if (! $header) {
>            $entity->head->add( split /:/, $_, 2 ) foreach SplitHeaders($a);
>            $header = 1;
>        } else {
>            # Skip multipart declaration
>            next if (! $a->Content || $a->Content eq '');
>            $entity->make_multipart unless $entity->is_multipart;
>            $entity->add_part(ContentAsMIME($a));
>        }
>    }
>
>    return $entity->as_string;
>
> }
>
> # Spams
> print "=================SPAM==================\n" if ($debug);
> my $queues = new RT::Queues($RT::SystemUser);
> $queues->LimitToEnabled();
> foreach my $queue (@{$queues->ItemsArrayRef()}) {
>    my $tickets = new RT::Tickets($RT::SystemUser);
>    $tickets->LimitStatus(VALUE => $spam_status);
>    $tickets->LimitQueue(VALUE => $queue->Id);
>    $tickets->LimitLastUpdated(OPERATOR => ">",
>                               VALUE => $datelimit->ISO );
>    while (my $ticket = $tickets->Next) {
>        my $txn = $ticket->Transactions->First;
>        # Skip web created tickets
>        my $msgattr = $txn->Message->First;
>        next if (!$msgattr);
>        next if (!$msgattr->GetHeader('Received'));
>
>        $spam_count++;
>
>        my $message = get_message($ticket, $txn);
>        submit_message($message, 'spam');
>
>    }
> }
>
> # Ham
> print "==================HAM==================\n" if ($debug);
> my $ham_count = 0;
> foreach my $queue (@{$queues->ItemsArrayRef()}) {
>
>    # Limit to same count of ham/spam messages
>    last if ($ham_count >= $spam_count);
>
>    my $tickets = new RT::Tickets($RT::SystemUser);
>    $tickets->LimitStatus(VALUE => $ham_status);
>    $tickets->LimitQueue(VALUE => $queue->Id);
>    $tickets->LimitLastUpdated(OPERATOR => ">",
>                               VALUE => $datelimit->ISO );
>    while (my $ticket = $tickets->Next) {
>        # Limit to same count of ham/spam messages
>        last if ($ham_count >= $spam_count);
>        my $txn = $ticket->Transactions->First;
>        # Skip web created tickets
>        my $msgattr = $txn->Message->First;
>        next if (!$msgattr);
>        next if (!$msgattr->GetHeader('Received'));
>
>        $ham_count++;
>
>        my $message = get_message($ticket, $txn);
>        submit_message($message, 'ham');
>
>    }
> }
>
> # vim: expandtab tabstop=4
>
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>



-- 
Asif Iqbal
PGP Key: 0xE62693C5 KeyServer: pgp.mit.edu
A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?