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package presque::worker::Role::RESTClient;
use Moose::Role;
use LWP::UserAgent;
use HTTP::Request;
use MooseX::Types::URI qw/Uri/;
has base_uri => (is => 'ro', isa => Uri, coerce => 1, required => 1);
has ua => (
is => 'rw',
isa => 'LWP::UserAgent',
lazy => 1,
default => sub { my $ua = LWP::UserAgent->new; $ua }
);
sub _job_uri {
my $self = shift;
my $uri = $self->base_uri->clone;
$uri->path_segments($uri->path_segments, 'q', $self->queue_name);
$uri->query_form(worker_id => $self->worker_id);
$uri;
}
sub _worker_uri {
my $self = shift;
my $uri = $self->base_uri->clone;
$uri->path_segments($uri->path_segments, 'w', $self->queue_name);
$uri;
}
sub rest_register_worker {
my $self = shift;
my $request = HTTP::Request->new(POST => $self->_worker_uri);
$request->content(JSON::encode_json({worker_id => $self->worker_id}));
my $res = $self->ua->request($request);
die "can't register to ".$self->base_uri if (!$res->is_success);
}
sub rest_unregister_worker {
my $self = shift;
my $uri = $self->_worker_uri;
$uri->query_form(worker_id => $self->worker_id);
my $request = HTTP::Request->new(DELETE => $uri);
my $res = $self->ua->request($request);
}
sub rest_fetch_job {
my $self = shift;
my $res = $self->ua->request(HTTP::Request->new(GET => $self->_job_uri));
if ($res->is_success) {
return JSON::decode_json($res->content);
}
else {
$self->logger->log(
level => 'debug',
message => $res->code . ':' . $res->message
);
}
return;
}
sub rest_retry_job {
my ($self, $job) = @_;
my $request = HTTP::Request->new(PUT => $self->_job_uri);
$request->header('Content-Type' => 'application/json');
$request->content(JSON::encode_json($job));
my $res = $self->ua->request($request);
if (!$res->is_success) {
$self->logger->log(
level => 'error',
message => 'failed to update job ('
. $res->code . ':'
. $res->message . ')',
);
}
}
1;
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