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# 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.
package Bugzilla::Extension::Push::Connector::AMQP;
use strict;
use warnings;
use base 'Bugzilla::Extension::Push::Connector::Base';
use Bugzilla::Constants;
use Bugzilla::Extension::Push::Constants;
use Bugzilla::Extension::Push::Util;
use Bugzilla::Util qw(generate_random_password);
use DateTime;
sub init {
my ($self) = @_;
$self->{mq} = 0;
$self->{channel} = 1;
if ($self->config->{queue}) {
$self->{queue_name} = $self->config->{queue};
} else {
my $queue_name = Bugzilla->params->{'urlbase'};
$queue_name =~ s#^https?://##;
$queue_name =~ s#/$#|#;
$queue_name .= generate_random_password(16);
$self->{queue_name} = $queue_name;
}
}
sub options {
return (
{
name => 'host',
label => 'AMQP Hostname',
type => 'string',
default => 'localhost',
required => 1,
},
{
name => 'port',
label => 'AMQP Port',
type => 'string',
default => '5672',
required => 1,
validate => sub {
$_[0] =~ /\D/ && die "Invalid port (must be numeric)\n";
},
},
{
name => 'username',
label => 'Username',
type => 'string',
default => 'guest',
required => 1,
},
{
name => 'password',
label => 'Password',
type => 'password',
default => 'guest',
required => 1,
},
{
name => 'vhost',
label => 'Virtual Host',
type => 'string',
default => '/',
required => 1,
},
{
name => 'exchange',
label => 'Exchange',
type => 'string',
default => '',
required => 1,
},
{
name => 'queue',
label => 'Queue',
type => 'string',
},
);
}
sub stop {
my ($self) = @_;
if ($self->{mq}) {
Bugzilla->push_ext->logger->debug('AMQP: disconnecting');
$self->{mq}->disconnect();
$self->{mq} = 0;
}
}
sub _connect {
my ($self) = @_;
my $logger = Bugzilla->push_ext->logger;
my $config = $self->config;
$self->stop();
$logger->debug('AMQP: Connecting to RabbitMQ ' . $config->{host} . ':' . $config->{port});
require Net::RabbitMQ;
my $mq = Net::RabbitMQ->new();
$mq->connect(
$config->{host},
{
port => $config->{port},
user => $config->{username},
password => $config->{password},
}
);
$self->{mq} = $mq;
$logger->debug('AMQP: Opening channel ' . $self->{channel});
$self->{mq}->channel_open($self->{channel});
$logger->debug('AMQP: Declaring queue ' . $self->{queue_name});
$self->{mq}->queue_declare(
$self->{channel},
$self->{queue_name},
{
passive => 0,
durable => 1,
exclusive => 0,
auto_delete => 0,
},
);
}
sub _bind {
my ($self, $message) = @_;
my $logger = Bugzilla->push_ext->logger;
my $config = $self->config;
# bind to queue (also acts to verify the connection is still valid)
if ($self->{mq}) {
eval {
$logger->debug('AMQP: binding queue(' . $self->{queue_name} . ') with exchange(' . $config->{exchange} . ')');
$self->{mq}->queue_bind(
$self->{channel},
$self->{queue_name},
$config->{exchange},
$message->routing_key,
);
};
if ($@) {
$logger->debug('AMQP: ' . clean_error($@));
$self->{mq} = 0;
}
}
}
sub should_send {
my ($self, $message) = @_;
my $logger = Bugzilla->push_ext->logger;
my $payload = $message->payload_decoded();
my $target = $payload->{event}->{target};
my $is_private = $payload->{$target}->{is_private} ? 1 : 0;
if (!$is_private && exists $payload->{$target}->{bug}) {
$is_private = $payload->{$target}->{bug}->{is_private} ? 1 : 0;
}
if ($is_private) {
# we only want to push the is_private message from the change_set, as
# this is guaranteed to contain public information only
if ($message->routing_key !~ /\.modify:is_private$/) {
$logger->debug('AMQP: Ignoring private message');
return 0;
}
$logger->debug('AMQP: Sending change of message to is_private');
}
return 1;
}
sub send {
my ($self, $message) = @_;
my $logger = Bugzilla->push_ext->logger;
my $config = $self->config;
# don't push comments to pulse
if ($message->routing_key =~ /^comment\./) {
$logger->debug('AMQP: Ignoring comment');
return PUSH_RESULT_IGNORED;
}
# don't push private data
$self->should_push($message)
|| return PUSH_RESULT_IGNORED;
$self->_bind($message);
eval {
# reconnect if required
if (!$self->{mq}) {
$self->_connect();
}
# send message
$logger->debug('AMQP: Publishing message');
$self->{mq}->publish(
$self->{channel},
$message->routing_key,
$message->payload,
{
exchange => $config->{exchange},
},
{
content_type => 'text/plain',
content_encoding => '8bit',
},
);
};
if ($@) {
return (PUSH_RESULT_TRANSIENT, clean_error($@));
}
return PUSH_RESULT_OK;
}
1;
|
