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package presque::RestQueueBatchHandler;
use JSON;
use Moose;
extends 'presque::RestQueueHandler';
__PACKAGE__->asynchronous(1);
sub put { (shift)->http_error('PUT is not supported in batch mode'); }
sub delete { (shift)->htttp_error('DELETE is not supported in batch mode'); }
sub _fetch_job {
my ($self, $queue_name) = @_;
my $dkey = $self->_queue_delayed($queue_name);
my $lkey = $self->_queue($queue_name);
my $input = $self->request->parameters;
my $worker_id = $input->{worker_id} if $input && $input->{workerd_id};
my $batch_size =
($input && $input->{batch_size}) ? $input->{batch_size} : 50;
$self->application->redis->zrangebyscore(
$dkey, 0, time,
sub {
my $values = shift;
if ($values && scalar @$values) {
$self->_get_jobs_from_delay_queue($dkey, $queue_name, $batch_size, $values, $worker_id);
}
else {
$self->_get_jobs_from_queue($lkey, $queue_name, $worker_id, 0, $batch_size, []);
}
}
);
}
sub _get_jobs_from_delay_queue {
my ($self, $dkey, $queue_name, $batch_size, $values, $worker_id) = @_;
my @keys = @$values[0 .. ($batch_size - 1)];
foreach (@keys) {
$self->application->redis->zrem($dkey, $_);
}
$self->application->redis->mget(
@keys,
sub {
my $jobs = shift;
$self->_finish_get($jobs, $queue_name, $worker_id);
}
);
}
sub _get_jobs_from_queue {
my ($self, $lkey, $queue_name, $worker_id, $pos, $batch_size, $jobs) = @_;
$self->application->redis->lpop(
$lkey,
sub {
my $value = shift;
if ($value) {
$self->application->redis->get(
$value,
sub {
my $job = shift;
push @$jobs, $job;
if (++$pos >= ($batch_size - 1)) {
$self->_finish_get($jobs, $queue_name, $worker_id);
}
else {
$self->_get_jobs_from_queue($lkey, $queue_name, $worker_id, $pos,
$batch_size, $jobs);
}
}
);
}elsif(scalar @$jobs) {
$self->_finish_get($jobs, $queue_name, $worker_id);
}
else {
$self->http_error('no job', 404);
}
}
);
}
sub _update_queue_stats {
my ($self, $queue_name, $jobs) = @_;
$self->application->redis->incrby('processed', scalar @$jobs);
$self->application->redis->incrby($self->_queue_processed($queue_name), scalar @$jobs);
}
sub _update_worker_stats {
my ($self, $queue_name, $worker_id, $jobs) = @_;
if ($worker_id) {
$self->application->redis->set(
$self->_queue_worker($worker_id),
JSON::encode_json(
{ queue => $queue_name,
run_at => time()
}
)
);
$self->application->redis->incrby('processed:' . $worker_id, scalar @$jobs);
}
}
sub _create_job {
my ($self, $queue_name) = @_;
my $content = JSON::decode_json($self->request->content);
my $jobs = $content->{jobs};
if (ref $jobs ne 'ARRAY') {
$self->http_error('jobs should be an array of job');
return;
}
my $input = $self->request->parameters;
my $delayed = $input->{delayed} if $input && $input->{delayed};
foreach my $job (@$jobs) {
$job = JSON::encode_json($job);
$self->application->redis->incr(
$self->_queue_uuid($queue_name),
sub {
my $uuid = shift;
my $key = $self->_queue_key($queue_name, $uuid);
$self->application->redis->set(
$key, $job,
sub {
my $status_set = shift;
my $lkey = $self->_queue($queue_name);
$self->new_queue($queue_name, $lkey) if ($uuid == 1);
$self->push_job($queue_name, $lkey, $key, $delayed);
}
);
}
);
}
$self->response->code(201);
$self->finish();
}
1;
|
