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package Bugzilla::Quantum::SES;
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
# This Source Code Form is "Incompatible With Secondary Licenses", as
# defined by the Mozilla Public License, v. 2.0.
use 5.10.1;
use Mojo::Base qw( Mojolicious::Controller );
use Bugzilla::Constants qw(ERROR_MODE_DIE);
use Bugzilla::Logging;
use Bugzilla::Mailer qw(MessageToMTA);
use Bugzilla::User ();
use Bugzilla::Util qw(html_quote remote_ip);
use JSON::MaybeXS qw(decode_json);
use LWP::UserAgent ();
use Try::Tiny qw(catch try);
sub main {
my ($self) = @_;
Bugzilla->error_mode(ERROR_MODE_DIE);
my $message = $self->_decode_json_wrapper( $self->req->body ) // return;
my $message_type = $self->req->headers->header('X-Amz-SNS-Message-Type') // '(missing)';
if ( $message_type eq 'SubscriptionConfirmation' ) {
$self->_confirm_subscription($message);
}
elsif ( $message_type eq 'Notification' ) {
my $notification = $self->_decode_json_wrapper( $message->{Message} ) // return;
unless (
# https://docs.aws.amazon.com/ses/latest/DeveloperGuide/event-publishing-retrieving-sns-contents.html
$self->_handle_notification( $notification, 'eventType' )
# https://docs.aws.amazon.com/ses/latest/DeveloperGuide/notification-contents.html
|| $self->_handle_notification( $notification, 'notificationType' )
)
{
WARN('Failed to find notification type');
$self->_respond( 400 => 'Bad Request' );
}
}
else {
WARN("Unsupported message-type: $message_type");
$self->_respond( 200 => 'OK' );
}
}
sub _confirm_subscription {
my ($self, $message) = @_;
my $subscribe_url = $message->{SubscribeURL};
if ( !$subscribe_url ) {
WARN('Bad SubscriptionConfirmation request: missing SubscribeURL');
$self->_respond( 400 => 'Bad Request' );
return;
}
my $ua = ua();
my $res = $ua->get( $message->{SubscribeURL} );
if ( !$res->is_success ) {
WARN( 'Bad response from SubscribeURL: ' . $res->status_line );
$self->_respond( 400 => 'Bad Request' );
return;
}
$self->_respond( 200 => 'OK' );
}
sub _handle_notification {
my ( $self, $notification, $type_field ) = @_;
if ( !exists $notification->{$type_field} ) {
return 0;
}
my $type = $notification->{$type_field};
if ( $type eq 'Bounce' ) {
$self->_process_bounce($notification);
}
elsif ( $type eq 'Complaint' ) {
$self->_process_complaint($notification);
}
else {
WARN("Unsupported notification-type: $type");
$self->_respond( 200 => 'OK' );
}
return 1;
}
sub _process_bounce {
my ($self, $notification) = @_;
# disable each account that is bouncing
foreach my $recipient ( @{ $notification->{bounce}->{bouncedRecipients} } ) {
my $address = $recipient->{emailAddress};
my $reason = sprintf '(%s) %s', $recipient->{action} // 'error', $recipient->{diagnosticCode} // 'unknown';
my $user = Bugzilla::User->new( { name => $address, cache => 1 } );
if ($user) {
# never auto-disable admin accounts
if ( $user->in_group('admin') ) {
Bugzilla->audit("ignoring bounce for admin <$address>: $reason");
}
else {
my $template = Bugzilla->template_inner();
my $vars = {
mta => $notification->{bounce}->{reportingMTA} // 'unknown',
reason => $reason,
};
my $disable_text;
$template->process( 'admin/users/bounce-disabled.txt.tmpl', $vars, \$disable_text )
|| die $template->error();
$user->set_disabledtext($disable_text);
$user->set_disable_mail(1);
$user->update();
Bugzilla->audit( "bounce for <$address> disabled userid-" . $user->id . ": $reason" );
}
}
else {
Bugzilla->audit("bounce for <$address> has no user: $reason");
}
}
$self->_respond( 200 => 'OK' );
}
sub _process_complaint {
my ($self) = @_;
# email notification to bugzilla admin
my ($notification) = @_;
my $template = Bugzilla->template_inner();
my $json = JSON::MaybeXS->new(
pretty => 1,
utf8 => 1,
canonical => 1,
);
foreach my $recipient ( @{ $notification->{complaint}->{complainedRecipients} } ) {
my $reason = $notification->{complaint}->{complaintFeedbackType} // 'unknown';
my $address = $recipient->{emailAddress};
Bugzilla->audit("complaint for <$address> for '$reason'");
my $vars = {
email => $address,
user => Bugzilla::User->new( { name => $address, cache => 1 } ),
reason => $reason,
notification => $json->encode($notification),
};
my $message;
$template->process( 'email/ses-complaint.txt.tmpl', $vars, \$message )
|| die $template->error();
MessageToMTA($message);
}
$self->_respond( 200 => 'OK' );
}
sub _respond {
my ( $self, $code, $message ) = @_;
$self->render(text => "$message\n", status => $code);
}
sub _decode_json_wrapper {
my ($self, $json) = @_;
my $result;
if ( !defined $json ) {
WARN( 'Missing JSON from ' . $self->tx->remote_address );
$self->_respond( 400 => 'Bad Request' );
return undef;
}
my $ok = try {
$result = decode_json($json);
}
catch {
WARN( 'Malformed JSON from ' . $self->tx->remote_address );
$self->_respond( 400 => 'Bad Request' );
return undef;
};
return $ok ? $result : undef;
}
sub ua {
my $ua = LWP::UserAgent->new();
$ua->timeout(10);
$ua->protocols_allowed( [ 'http', 'https' ] );
if ( my $proxy_url = Bugzilla->params->{'proxy_url'} ) {
$ua->proxy( [ 'http', 'https' ], $proxy_url );
}
else {
$ua->env_proxy;
}
return $ua;
}
1;
|
