1 package Gruntmaster
::Daemon
;
7 our $VERSION = '5999.000_002';
9 use Gruntmaster
::Daemon
::Constants qw
/ERR/;
10 use Gruntmaster
::Daemon
::Format qw
/prepare_files/;
11 use Gruntmaster
::Data
;
13 use File
::Basename qw
/fileparse/;
14 use File
::Temp qw
/tempdir/;
15 use JSON qw
/decode_json encode_json/;
16 use Sys
::Hostname qw
/hostname/;
17 use Time
::HiRes qw
/time/;
19 use Log
::Log4perl qw
/get_logger/;
22 use constant PAGE_SIZE
=> 10;
23 use constant FORMAT_EXTENSION
=> {
33 ##################################################
35 my $db = Gruntmaster
::Data
->connect('dbi:Pg:');
36 my $ua = LWP
::UserAgent
->new;
37 my @purge_hosts = exists $ENV{PURGE_HOSTS
} ?
split ' ', $ENV{PURGE_HOSTS
} : ();
40 my ($type, $sub, $name) = @_;
42 return unless $name =~ /^\w+$/;
44 my $pkg = __PACKAGE__
. "::${type}::${name}";
45 eval "require $pkg" or get_logger
->warn("Error while requiring $pkg: $@");
50 my ($type, $sub, $name) = @_;
52 safe_can_nodie
@_ or get_logger
->logdie("No such \l$type: '$name'");
56 get_logger
->trace("Purging $_[0]");
57 for my $host (@purge_hosts) {
58 my $req = HTTP
::Request
->new(PURGE
=> "http://$host$_[0]");
64 my ($job, $jobr) = @_;
67 my @full_results = ();
72 problem
=> $jobr->problem->id,
75 name
=> 'prog.' . $jobr->extension,
76 format
=> $jobr->format,
77 content
=> $jobr->source,
80 map { $_ => $jobr->problem->get_column($_) } qw
/generator runner judge testcnt timeout olimit/
82 $meta->{tests
} = decode_json
$jobr->problem->tests if $meta->{runner
} eq 'File';
84 $meta->{files
}{ver
} = {
85 name
=> 'ver.' . FORMAT_EXTENSION
->{$jobr->problem->verformat},
86 format
=> $jobr->problem->verformat,
87 content
=> $jobr->problem->versource,
88 } if $jobr->problem->verformat;
93 my ($files, $generator, $runner, $judge, $testcnt) = map { $meta->{$_} or die "Required parameter missing: $_"} qw
/files generator runner judge testcnt/;
95 $generator = safe_can Generator
=> generate
=> $generator;
96 $runner = safe_can Runner
=> run
=> $runner;
97 $judge = safe_can Judge
=> judge
=> $judge;
99 for my $test (1 .. $testcnt) {
100 my $start_time = time;
103 $generator->($test, $meta);
104 $result = $runner->($test, $meta);
107 unless (ref $result) {
109 $result = [ERR
, $result];
114 get_logger
->trace("Test $test result is " . $result->[1]);
115 push @full_results, {id
=> $test, result
=> $result->[0], result_text
=> $result->[1], time => time - $start_time}
117 get_logger
->trace("Test $test result is $result");
118 push @full_results, {id
=> $test, result
=> 0, result_text
=> $result, time => time - $start_time}
120 push @results, $result;
121 last if $meta->{judge
} eq 'Absolute' && ref $result
124 my %results = $judge->(@results);
125 $meta->{$_} = $results{$_} for keys %results;
129 $meta->{result
} = -1;
130 $meta->{result_text
} = $_;
133 get_logger
->info("Job result: " . $meta->{result_text
});
135 result
=> $meta->{result
},
136 result_text
=> $meta->{result_text
},
137 results
=> encode_json \
@full_results,
138 $errors ?
(errors
=> $errors) : ()
141 my $log = $jobr->contest ?
'ct/' . $jobr->contest->id . '/log' : 'log';
142 my $page = ($job + PAGE_SIZE
- 1) / PAGE_SIZE
;
147 purge
"/$log/page/$_" for $page - 1, $page, $page + 1;
153 get_logger
->debug("Taking job $id...");
154 my $daemon = hostname
. ":$$";
155 $job->update({daemon
=> $daemon});
156 #if (set_job_daemon $job, hostname . ":$$") {
158 get_logger
->debug("Succesfully taken job $id");
160 get_logger
->debug("Job $id done");
162 get_logger
->debug("Job $id already taken");
167 Log
::Log4perl
->init('/etc/gruntmasterd/gruntmasterd-log.conf');
168 get_logger
->info("gruntmasterd $VERSION started");
169 chdir tempdir
'gruntmasterd.XXXX', CLEANUP
=> 1, TMPDIR
=> 1;
171 my $job = $db->jobs->search({daemon
=> undef}, {rows
=> 1})->first;
172 got_job
$job if defined $job;
173 sleep 2 unless defined $job;
182 Gruntmaster::Daemon - Gruntmaster 6000 Online Judge -- daemon
186 use Gruntmaster::Daemon;
187 Gruntmaster::Daemon->run;
191 Gruntmaster::Daemon is the daemon component of the Gruntmaster 6000 online judge.
195 Marius Gavrilescu E<lt>marius@ieval.roE<gt>
197 =head1 COPYRIGHT AND LICENSE
199 Copyright (C) 2014 by Marius Gavrilescu
201 This library is free software: you can redistribute it and/or modify
202 it under the terms of the GNU Affero General Public License as published by
203 the Free Software Foundation, either version 3 of the License, or
204 (at your option) any later version.