X-Git-Url: http://git.ieval.ro/?p=gruntmaster-daemon.git;a=blobdiff_plain;f=lib%2FGruntmaster%2FDaemon.pm;h=9597572cbbdb8cd31bc33ecde60d7ad07dc5be97;hp=ccf9e4e213f10f88076fec3bd2de6154b5936f34;hb=HEAD;hpb=1fc8d0246c090476d30bfde6085c092fb607f7ae

diff --git a/lib/Gruntmaster/Daemon.pm b/lib/Gruntmaster/Daemon.pm
index ccf9e4e..9597572 100644
--- a/lib/Gruntmaster/Daemon.pm
+++ b/lib/Gruntmaster/Daemon.pm
@@ -4,188 +4,209 @@ use 5.014000;
 use strict;
 use warnings;
 
-our $VERSION = '0.001';
+our $VERSION = '5999.000_005';
 
 use Gruntmaster::Daemon::Constants qw/ERR/;
-use Gruntmaster::Daemon::Base qw/watch/;
-use Gruntmaster::Page qw/generate/;
+use Gruntmaster::Daemon::Format qw/prepare_files stopvms/;
+use Gruntmaster::SendResults qw/send_results_request/;
 
-use Fcntl qw/:flock/;
-use File::Copy qw/cp/;
-use IO::File;
-use Time::HiRes qw/time/;
+use File::Slurp qw/read_file/;
+use File::Temp qw/tempdir/;
+use JSON qw/decode_json encode_json/;
+use Sys::Hostname qw/hostname/;
 use Try::Tiny;
-use YAML::Any qw/LoadFile DumpFile/;
 use Log::Log4perl qw/get_logger/;
 
-##################################################
-
-sub safe_can_nodie {
-  my ($type, $sub, $name) = @_;
+use constant FORMAT_EXTENSION => {
+	BRAINFUCK => 'bf',
+	C => 'c',
+	CPP => 'cpp',
+	D => 'd',
+	GCCGO => 'go',
+	GOLANG => 'go',
+	GOLFSCRIPT => 'gs',
+	HASKELL => 'hs',
+	JAVA => 'java',
+	JAVASCRIPT => 'js',
+	JULIA => 'jl',
+	MONO => 'cs',
+	OBERON => 'm',
+	OCAML => 'ml',
+	PASCAL => 'pas',
+	PERL => 'pl',
+	PHP => 'php',
+	PYTHON => 'py',
+	PYTHON3 => 'py',
+	RUBY => 'rb',
+	RUST => 'rs',
+	SBCL => 'l',
+};
 
-  return unless $name =~ /^\w+$/;
-  no strict 'refs';
-  my $pkg = __PACKAGE__ . "::${type}::${name}";
-  eval "require $pkg" or get_logger->warn("Error while requiring $pkg: $@");
-  $pkg->can($sub);
-}
+##################################################
 
 sub safe_can {
-  my ($type, $sub, $name) = @_;
+	my ($type, $sub, $name) = @_;
 
-  safe_can_nodie @_ or get_logger->logdie("No such \l$type: '$name'");
+	get_logger->logdie("Invalid \l$type: '$name'") unless $name =~ /^\w+$/s;
+	my $pkg = __PACKAGE__ . "::${type}::${name}";
+	eval "require $pkg" or get_logger->warn("Error while requiring $pkg: $@");
+	$pkg->can($sub) or get_logger->logdie("No such \l$type: '$name'");
 }
 
-sub prepare_files{
-  my ($dir, $meta) = @_;
-
-  for my $file (values $meta->{files}) {
-	my ($format, $name) = @{$file}{qw/format name/};
+sub process{
+	my ($meta) = @_;
+
+	my @results;
+	my @full_results = ();
+	our $errors = '';
+	try {
+		prepare_files $meta;
+		chomp $errors;
+
+		my ($files, $generator, $runner, $judge, $testcnt) = map { $meta->{$_} or die "Required parameter missing: $_\n"} qw/files generator runner judge testcnt/;
+
+		$generator = safe_can Generator => generate => $generator;
+		$runner = safe_can Runner => run => $runner;
+		$judge = safe_can Judge => judge => $judge;
+
+		for my $test (1 .. $testcnt) {
+			my $result;
+			unlink 'result';
+			try {
+				$generator->($test, $meta);
+				$result = $runner->($test, $meta);
+			} catch {
+				$result = $_;
+				unless (ref $result) {
+					chomp $result;
+					$result = [ERR, $result];
+				}
+			};
+
+			my $time = '?';
+			$time = (read_file 'time-stop-prog') - (read_file 'time-start-prog') if -f 'time-stop-prog' && -f 'time-start-prog';
+			unlink 'time-start-prog', 'time-stop-prog';
+			if (ref $result) {
+				my $result_text = $result->[1];
+				$result_text .= ': ' . read_file 'result' if -s 'result';
+				get_logger->trace("Test $test result is " . $result_text);
+				push @full_results, {id => $test, result => $result->[0], result_text => $result_text, time => $time}
+			} else {
+				get_logger->trace("Test $test result is $result");
+				push @full_results, {id => $test, result => 0, result_text => $result, time => $time}
+			}
+			push @results, $result;
+			last if $meta->{judge} eq 'Absolute' && ref $result
+		}
 
-	my $prepare = safe_can Format => prepare => $format;
-	$file->{run} = safe_can Format => run => $format;
-	die "No such file: '$name'" unless -e $name;
-	$prepare->($name);
-  }
+		my %results = $judge->(@results);
+		$meta->{$_} = $results{$_} for keys %results;
+		$meta->{results} = \@full_results
+	} catch {
+		s/(.*) at .*/$1/s;
+		chomp;
+		$meta->{result} = -1;
+		$meta->{result_text} = $_;
+	};
+	stopvms;
+	$meta->{errors} = $errors;
+
+	get_logger->info('Job result: ' . $meta->{result_text});
+	send_results_request($meta->{job_id}, $meta->{result}, $meta->{result_text});
 }
 
-sub process{
-  my $dir = $_[0];
-
-  chdir $dir;
-  mkdir "in";
-  for (<*>) {
-	cp $_, "in" unless $_ eq 'in';
-  }
-
-  my @results;
-  my @full_results = ();
-  my $meta = {};
-  try {
-	$meta = LoadFile "meta.yml";
-	if (exists $meta->{problem}) {
-	  my $problem = $meta->{problem};
-	  die "No such problem: $problem" unless -d "../../pb/$problem";
-	  for (<../../pb/$problem/*>) {
-		cp $_, '.' unless $_ eq "../../pb/$problem/meta.yml"
-	  }
-
-	  my $pbmeta = LoadFile "../../pb/$problem/meta.yml";
-	  $meta = {%$meta, %$pbmeta};
-	}
-
-	my ($files, $generator, $runner, $judge, $testcnt) = map { $meta->{$_} or die "Required parameter missing: $_"} qw/files generator runner judge testcnt/;
-
-	$generator = safe_can Generator => generate => $generator;
-	$runner = safe_can Runner => run => $runner;
-	$judge = safe_can Judge => judge => $judge;
-
-	prepare_files $dir, $meta;
-	for my $test (1 .. $testcnt) {
-	  my $start_time = time;
-	  my $result;
-	  try {
-		$generator->($test, $meta);
-		$result = $runner->($test, $meta);
-	  } catch {
-		$result = $_;
-		unless (ref $result) {
-		  chomp $result;
-		  $result = [ERR, $result];
-		}
-	  };
-
-	  if (ref $result) {
-		get_logger->trace("Test $test result is " . $result->[1]);
-		push @full_results, {id => $test, result => $result->[0], result_text => $result->[1], time => time - $start_time}
-	  } else {
-		get_logger->trace("Test $test result is $result");
-		push @full_results, {id => $test, result => 0, result_text => $result, time => time - $start_time}
-	  }
-	  push @results, $result;
-	  last if $meta->{judge} eq 'Absolute' && ref $result
-	}
+sub process_job {
+	my ($job) = @_;
+	my $pb = db()->select('problems', '*', {id => $job->{problem}})->hash;
+	my $meta = {
+		problem => $job->{problem},
+		files => {
+			prog => {
+				name => 'prog.' . $job->{extension},
+				format => $job->{format},
+				content => $job->{source},
+			},
+		},
+		map { $_ => $pb->{$_} } qw/generator runner judge precnt testcnt timeout olimit/
+	};
+	my $timeout_override = db()->query('SELECT timeout FROM limits WHERE problem=? AND format=?', $job->{problem}, $job->{format})->list;
+	$meta->{timeout} = $timeout_override if defined $timeout_override;
+	$meta->{tests} = decode_json $pb->{tests} if $meta->{runner} eq 'File';
+	my $contest = $job->{contest} && contest_entry($job->{contest});
+	delete $meta->{precnt} unless $contest && $contest->{started} && !$contest->{finished}; ## no critic (ProhibitNegativeExpressionsInUnlessAndUntilConditions)
+	$meta->{testcnt} = $meta->{precnt} if $meta->{precnt};
+
+	$meta->{files}{ver} = {
+		name => 'ver.' . FORMAT_EXTENSION->{$pb->{verformat}},
+		format => $pb->{verformat},
+		content => $pb->{versource},
+	} if $pb->{verformat};
+	$meta->{job_id} = $job->{id};
+
+	process $meta;
+
+	$meta->{result_text} .= ' (pretests)' if $meta->{precnt};
+	finish_job($job, $job->{private} || $pb->{private},
+	  result => $meta->{result},
+	  result_text => $meta->{result_text},
+	  ($meta->{results} ? (results => encode_json $meta->{results}) : ()),
+	  $meta->{errors} ? (errors => $meta->{errors}) : ());
+}
 
-	my %results = $judge->(@results);
-	$meta->{$_} = $results{$_} for keys %results;
-  } catch {
-	s,(.*) at .*,$1,;
-	chomp;
-	$meta->{result} = -1;
-	$meta->{result_text} = $_;
-  };
-
-  # Clean up
-  get_logger->info("Job result: " . $meta->{result_text});
-  delete $meta->{files}{$_}{run} for keys $meta->{files};
-  $meta->{results} = \@full_results if scalar @full_results;
-  DumpFile "meta.yml", $meta;
-  for (<*>) {
-	unlink $_ unless $_ eq 'in' || $_ eq 'meta.yml' || ($_ eq 'compile-error' && -s);
-  }
-  chdir '../..';
-  my $log = exists $meta->{contest} ? "ct/$meta->{contest}/log" : 'log';
-  mkdir $log unless -d $log;
-  IO::File->new(">$log/meta.yml")->close unless -f "$log/meta.yml";
-  flock my $logmetafh = IO::File->new("<$log/meta.yml"), LOCK_EX;
-  my $logmeta = LoadFile "$log/meta.yml";
-  $logmeta->{last}++;
-  rename $dir, "$log/$logmeta->{last}";
-  generate "$log/$logmeta->{last}/index.html";
-  DumpFile "$log/meta.yml", $logmeta;
-  undef $logmetafh;
-  generate "$log/index.html"
+sub got_job{
+	my $job = $_[0];
+	my $id = $job->{id};
+	get_logger->debug("Processing job $id...");
+	process_job $job;
+	get_logger->debug("Job $id done");
 }
 
+my $daemon = hostname . ":$$";
+
 sub run{
-  Log::Log4perl->init('log.conf');
-  watch 'jobs', \&process;
+	require Gruntmaster::Data;
+	Gruntmaster::Data->import;
+	dbinit($ENV{GRUNTMASTER_DSN} // 'dbi:Pg:');
+	Log::Log4perl->init('/etc/gruntmasterd/gruntmasterd-log.conf');
+	get_logger->info("gruntmasterd $VERSION started ($daemon)");
+	my $dir = tempdir 'gruntmasterd.XXXX', CLEANUP => 1, TMPDIR => 1;
+	chmod 0711, $dir;
+	chdir $dir;
+	while (1) {
+		my $job = take_job($daemon);
+		got_job $job if defined $job;
+		sleep 2 unless defined $job;
+	}
 }
 
 1;
 __END__
-# Below is stub documentation for your module. You'd better edit it!
 
 =head1 NAME
 
-Gruntmaster::Daemon - Perl extension for blah blah blah
+Gruntmaster::Daemon - Gruntmaster 6000 Online Judge -- daemon
 
 =head1 SYNOPSIS
 
   use Gruntmaster::Daemon;
-  blah blah blah
+  Gruntmaster::Daemon->run;
 
 =head1 DESCRIPTION
 
-Stub documentation for Gruntmaster::Daemon, created by h2xs. It looks like the
-author of the extension was negligent enough to leave the stub
-unedited.
-
-Blah blah blah.
-
-
-=head1 SEE ALSO
-
-Mention other useful documentation such as the documentation of
-related modules or operating system documentation (such as man pages
-in UNIX), or any relevant external documentation such as RFCs or
-standards.
-
-If you have a mailing list set up for your module, mention it here.
-
-If you have a web site set up for your module, mention it here.
+Gruntmaster::Daemon is the daemon component of the Gruntmaster 6000 online judge.
 
 =head1 AUTHOR
 
-Marius Gavrilescu, E<lt>marius@E<gt>
+Marius Gavrilescu E<lt>marius@ieval.roE<gt>
 
 =head1 COPYRIGHT AND LICENSE
 
-Copyright (C) 2013 by Marius Gavrilescu
+Copyright (C) 2014 by Marius Gavrilescu
 
-This library is free software; you can redistribute it and/or modify
-it under the same terms as Perl itself, either Perl version 5.18.1 or,
-at your option, any later version of Perl 5 you may have available.
+This library is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
 
 
 =cut