#!/usr/bin/env perl

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

use Gearman::Worker;

use Mojo::JSON;

use Mojo::Util qw(decode slurp);

use Mojo::Loader;

use File::Temp;

use lib 'lib';

sub load_config {

    my ($file) = @_;

    my $code = decode('UTF-8', slurp $file);

    return eval($code);

}

my $config = load_config($ARGV[0]);

my $loader = Mojo::Loader->new;

my $storage_class = $config->{Storage}->{Type};

if (my $e = $loader->load($storage_class)) {

    die ref $e ? "Exception: $e" : 'Not found!';

}

my $storage = $storage_class->new(config => $config->{Storage});

my $worker = Gearman::Worker->new(job_servers => $config->{DecodeQueue}->{GearmanServers});

$worker->register_function("dump_decode", 60, sub {

    my $args = $_[0]->arg;

    my $json = Mojo::JSON->new();

    my $jsonin = $json->decode($args);

    my $file = File::Temp->new();

    binmode($file);

    print $file $jsonin->{file};

    my $cmd = $config->{Dumper}->{JSONStackwalker} . " " . $file->filename . " " . $config->{Dumper}->{SymbolsPath};

    my $out = qx($cmd 2>/dev/null) or die $!;

    my $pjson = $json->decode($out);

    # Create json for the params

    $pjson->{client_info} = $jsonin->{params};

    my $uuidstr = $jsonin->{uuid};

    $storage->store_dump($uuidstr, slurp $file);

    $storage->store_processed_data($uuidstr, $pjson);

    return $json->encode($pjson);

});

$worker->work() while 1;