X-Git-Url: http://git.ieval.ro/?p=gruntmaster-data.git;a=blobdiff_plain;f=lib%2FGruntmaster%2FData.pm;h=d5d7152462e1218a274c5dd1421ee3a9c56513dc;hp=203ee830acf82b6f1c26bdb94679afa9fd48221a;hb=e1b9f3ddadeb424826cacd6319cd065d9b008e95;hpb=a1a4325a294b1b71ee2dc18bc1b21e39275329c9 diff --git a/lib/Gruntmaster/Data.pm b/lib/Gruntmaster/Data.pm index 203ee83..d5d7152 100644 --- a/lib/Gruntmaster/Data.pm +++ b/lib/Gruntmaster/Data.pm @@ -1,10 +1,11 @@ package Gruntmaster::Data; -use v5.14; +use 5.014; use warnings; use parent qw/Exporter/; our $VERSION = '5999.000_013'; -our @EXPORT = qw/purge user_list user_entry problem_list problem_entry contest_list contest_entry contest_full contest_has_problem job_list job_entry job_full create_job standings update_status/; ## no critic (ProhibitAutomaticExportation) +our @EXPORT = qw/dbinit purge db user_list user_entry problem_list problem_entry contest_list contest_entry contest_has_problem job_list job_entry create_job standings update_status rerun_job take_job finish_job open_problem/; +our @EXPORT_OK = @EXPORT; use JSON::MaybeXS qw/decode_json/; use HTTP::Tiny; @@ -27,37 +28,37 @@ my %statements = ( contest_list_sth => 'SELECT * FROM contest_entry', contest_entry_sth => 'SELECT * FROM contest_entry WHERE id = ?', - contest_full_sth => 'SELECT * FROM contests WHERE id = ?', - contest_problems_sth => 'SELECT problem FROM contest_problems JOIN problems pb ON problem=pb.id WHERE contest = ? ORDER BY pb.value', contest_has_problem_sth => 'SELECT EXISTS(SELECT 1 FROM contest_problems WHERE contest = ? AND problem = ?)', opens_sth => 'SELECT problem,owner,time FROM opens WHERE contest = ?', problem_entry_sth => 'SELECT ' . (join ',', @{PROBLEM_PUBLIC_COLUMNS()}, 'statement', 'solution') . ' FROM problems WHERE id = ?', limits_sth => 'SELECT format,timeout FROM limits WHERE problem = ?', - problem_values_sth => 'SELECT id,value FROM problems', job_entry_sth => 'SELECT * FROM job_entry WHERE id = ?', - job_full_sth => 'SELECT * FROM jobs WHERE id = ?', + + rerun_job_sth => 'UPDATE jobs SET daemon=NULL,result=-2,result_text=NULL,results=NULL,errors=NULL WHERE id = ?', + take_job_sth => 'UPDATE jobs SET daemon=? WHERE id = (SELECT id FROM jobs WHERE daemon IS NULL LIMIT 1 FOR UPDATE) RETURNING id', ); our $db; +sub db () { $db } -sub init { +sub dbinit { $db = DBIx::Simple->new(@_); $db->keep_statements = 100; }; sub purge; -sub query { +sub _query { my ($stat, @extra) = @_; - $db->query($statements{$stat} // $stat, @extra) + $db->query($statements{$stat}, @extra) } my (%name_cache, %name_cache_time); use constant NAME_CACHE_MAX_AGE => 5; -sub object_name { +sub _object_name { my ($table, $id) = @_; $name_cache_time{$table} //= 0; if (time - $name_cache_time{$table} > NAME_CACHE_MAX_AGE) { @@ -70,27 +71,28 @@ sub object_name { } -sub add_names ($) { +sub _add_names ($) { ## no critic (ProhibitSubroutinePrototypes) my ($el) = @_; + return unless defined $el; if (ref $el eq 'ARRAY') { - &add_names ($_) for @$el + &_add_names ($_) for @$el ## no critic (ProhibitAmpersandSigils) } else { for my $object (qw/contest owner problem/) { my $table = $object eq 'owner' ? 'users' : "${object}s"; - $el->{"${object}_name"} = object_name $table, $el->{$object} if defined $el->{$object} + $el->{"${object}_name"} = _object_name $table, $el->{$object} if defined $el->{$object} } } $el } -sub user_list { +{us => scalar query('user_list_sth')->hashes} } +sub user_list { scalar _query('user_list_sth')->hashes } sub user_entry { my ($id) = @_; - my $ret = query('user_entry_sth', $id)->hash; - $ret->{problems} = add_names query('problem_status_sth', $id)->hashes; - $ret->{contests} = add_names query('contest_status_sth', $id)->hashes; + my $ret = _query('user_entry_sth', $id)->hash; + $ret->{problems} = _add_names _query('problem_status_sth', $id)->hashes; + $ret->{contests} = _add_names _query('contest_status_sth', $id)->hashes; $ret; } @@ -105,21 +107,14 @@ sub problem_list { $where{owner} = $args{owner} if $args{owner}; my $table = $args{contest} ? 'problems JOIN contest_problems cp ON cp.problem = id' : 'problems'; - my $ret = add_names $db->select(\$table, \@columns, \%where, 'name')->hashes; - - my %params; - for (@$ret) { - $params{$_->{level}} //= []; - push @{$params{$_->{level}}}, $_ - } - \%params + _add_names $db->select(\$table, \@columns, \%where, 'name')->hashes } sub problem_entry { my ($id, $contest) = @_; - $contest &&= contest_entry $contest; - my $ret = add_names query(problem_entry_sth => $id)->hash; - my $limits = query(limits_sth => $id)->hashes; + $contest = contest_entry ($contest) if $contest; + my $ret = _add_names _query(problem_entry_sth => $id)->hash; + my $limits = _query(limits_sth => $id)->hashes; $ret->{limits} = $limits if @$limits; if ($contest) { @@ -131,37 +126,15 @@ sub problem_entry { $ret } -sub contest_list { - my $ret = add_names query('contest_list_sth')->hashes; - - my %ret; - for (@$ret) { - my $state = $_->{finished} ? 'finished' : $_->{started} ? 'running' : 'pending'; - $ret{$state} //= []; - push @{$ret{$state}}, $_; - } +sub contest_list { _add_names _query('contest_list_sth')->hashes } - \%ret -} +sub contest_entry { _add_names _query(contest_entry_sth => $_[0])->hash } -sub contest_entry { - my ($id) = @_; - add_names query(contest_entry_sth => $id)->hash; -} - -sub contest_full { - my ($id) = @_; - scalar query(contest_full_sth => $id)->hash; -} - -sub contest_has_problem { - my ($contest, $problem) = @_; - query('contest_has_problem_sth', $contest, $problem)->flat -} +sub contest_has_problem { _query('contest_has_problem_sth', @_[0, 1])->flat } sub job_list { my (%args) = @_; - $args{page} //= 1; + $args{page} = int ($args{page} // 1); my %where = ( maybe contest => $args{contest}, maybe owner => $args{owner}, @@ -173,42 +146,33 @@ sub job_list { my $rows = $db->select('job_entry', 'COUNT(*)', \%where)->list; my $pages = int (($rows + JOBS_PER_PAGE - 1) / JOBS_PER_PAGE); my ($stmt, @bind) = $db->abstract->select('job_entry', '*', \%where, {-desc => 'id'}); - my $jobs = $db->query("$stmt LIMIT " . JOBS_PER_PAGE . ' OFFSET ' . ($args{page} - 1) * JOBS_PER_PAGE, @bind)->hashes; - my %ret = ( - log => add_names $jobs, + my $jobs = _add_names $db->query("$stmt LIMIT " . JOBS_PER_PAGE . ' OFFSET ' . ($args{page} - 1) * JOBS_PER_PAGE, @bind)->hashes; + my $pageinfo = { current_page => $args{page}, last_page => $pages, - ); - $ret{previous_page} = $args{page} - 1 if $args{page} - 1; - $ret{next_page} = $args{page} + 1 if $args{page} < $pages; - - \%ret; + ($args{page} - 1) ? (previous_page => $args{page} - 1) : (), + ($args{page} < $pages) ? (next_page => $args{page} + 1) : (), + }; + wantarray ? ($jobs, $pageinfo) : $jobs; } sub job_entry { - my ($id) = @_; - my $ret = add_names query(job_entry_sth => $id)->hash; - $ret->{results} &&= decode_json $ret->{results}; + my $ret = _add_names _query(job_entry_sth => $_[0])->hash; + $ret->{results} = decode_json $ret->{results} if $ret->{results}; $ret } -sub job_full { - my ($id) = @_; - scalar query(job_full_sth => $id)->hash -} - sub create_job { my (%args) = @_; - $db->update('users', {lastjob => time}); + $db->update('users', {lastjob => time}, {id => $args{owner}}); purge '/log/'; scalar $db->insert('jobs', \%args, {returning => 'id'})->list } -sub calc_score { +sub _calc_score { my ($mxscore, $time, $tries, $totaltime) = @_; my $score = $mxscore; - $time = 0 if $time < 0; - $time = 300 if $time > $totaltime; + $time = 300 if $time > $totaltime; # uncoverable branch true does not happen anymore (only possible if opens are broken) $score = ($totaltime - $time) / $totaltime * $score; $score -= $tries / 10 * $mxscore; $score = $mxscore * 3 / 10 if $score < $mxscore * 3 / 10; @@ -217,15 +181,12 @@ sub calc_score { sub standings { my ($ct) = @_; + my @problems = sort { $a->{value} <=> $b->{value} } @{problem_list contest => $ct}; + my %values = map { $_->{id} => $_->{value} } @problems; $ct = contest_entry $ct; - my @problems = query(contest_problems_sth => $ct->{id})->flat; - my $pblist = problem_list; - my %values = query('problem_values_sth')->map; -# $values{$_} = $values{$_}->{value} for keys %values; - my (%scores, %tries, %opens); - my $opens = query(opens_sth => $ct->{id}); + my $opens = _query(opens_sth => $ct->{id}); while ($opens->into(my ($problem, $owner, $time))) { $opens{$problem, $owner} = $time; } @@ -235,33 +196,31 @@ sub standings { while (my $job = $jobs->hash) { my $open = $opens{$job->{problem}, $job->{owner}} // $ct->{start}; my $time = $job->{date} - $open; - next if $time < 0; + next if $time < 0; # uncoverable branch true job sent before contest is deprecated my $value = $values{$job->{problem}}; my $factor = $job->{result} ? 0 : 1; $factor = $1 / 100 if $job->{result_text} =~ /^(\d+ )/s; - $scores{$job->{owner}}{$job->{problem}} = int ($factor * calc_score ($value, $time, $tries{$job->{owner}}{$job->{problem}}++, $ct->{stop} - $ct->{start})); + $scores{$job->{owner}}{$job->{problem}} = int ($factor * _calc_score ($value, $time, $tries{$job->{owner}}{$job->{problem}}++, $ct->{stop} - $ct->{start})); } my @st = sort { $b->{score} <=> $a->{score} or $a->{user} cmp $b->{user} } map { ## no critic (ProhibitReverseSortBlock) my $user = $_; +{ user => $user, - user_name => object_name(users => $user), + user_name => _object_name(users => $user), score => sum (values %{$scores{$user}}), - scores => [map { $scores{$user}{$_} // '-'} @problems], + scores => [map { $scores{$user}{$_->{id}} // '-'} @problems], } } keys %scores; $st[0]->{rank} = 1 if @st; $st[$_]->{rank} = $st[$_ - 1]->{rank} + ($st[$_]->{score} < $st[$_ - 1]->{score}) for 1 .. $#st; - +{ - st => \@st, - problems => [map { [ $_, object_name(problems => $_)] } @problems], - } + + \@st } sub update_status { - my $jobs = $db->select('jobs', 'id,owner,problem,result', {}, 'id'); + my $jobs = $db->select('jobs', 'id,owner,problem,result', {-not_bool => 'private'}, 'id'); my %hash; while ($jobs->into(my ($id, $owner, $problem, $result))) { @@ -272,7 +231,7 @@ sub update_status { my @contest_statuses = map { my $ct = $_; - map { [$ct, $_->{user}, $_->{score}, $_->{rank}] } @{standings($ct)->{st}} + map { [$ct, $_->{user}, $_->{score}, $_->{rank}] } @{standings $ct} } $db->select('contests', 'id')->flat; $db->begin; @@ -283,6 +242,51 @@ sub update_status { $db->commit } +sub rerun_job { + my ($id) = @_; + _query rerun_job_sth => $id; + purge '/log/'; + purge "/log/$id"; +} + +sub take_job { + my ($daemon) = @_; + my $id = _query(take_job_sth => $daemon)->list; + return unless $id; + purge '/log/'; + purge "/log/$id"; + db->select(jobs => '*', {id => $id})->hash +} + +sub finish_job { + my ($job, $private, %args) = @_; + db->update(jobs => \%args, {id => $job->{id}}); + purge '/log/'; + purge '/log/' . $job->{id}; + return if $private; + my $status = { + problem => $job->{problem}, + owner => $job->{owner}, + job => $job->{id}, + solved => ($args{result} ? 0 : 1), + }; + eval { + db->insert(problem_status => $status) + } or db->update(problem_status => $status, {owner => $job->{owner}, problem => $job->{problem}}); + purge '/us/' . $job->{owner}; +} + +sub open_problem { + my ($contest, $problem, $owner, $time) = @_; + my $ct = contest_entry($contest); + return unless $ct->{id} && $time >= $ct->{start} && $time < $ct->{stop}; ## no critic (ProhibitNegativeExpressionsInUnlessAndUntilConditions) + eval { db->insert(opens => { ## no critic (RequireCheckingReturnValueOfEval) + contest => $contest, + problem => $problem, + owner => $owner, + time => $time}) }; +} + my @PURGE_HOSTS = exists $ENV{PURGE_HOSTS} ? split ' ', $ENV{PURGE_HOSTS} : (); my $ht = HTTP::Tiny->new; @@ -302,167 +306,158 @@ Gruntmaster::Data - Gruntmaster 6000 Online Judge -- database interface and tool =head1 SYNOPSIS - my $db = Gruntmaster::Data->connect('dbi:Pg:'); - - my $problem = $db->problem('my_problem'); - $problem->update({timeout => 2.5}); # Set time limit to 2.5 seconds - $problem->rerun; # And rerun all jobs for this problem - - # ... - - my $contest = $db->contests->create({ # Create a new contest - id => 'my_contest', - name => 'My Awesome Contest', - start => time + 100, - end => time + 1900, - }); - $db->contest_problems->create({ # Add a problem to the contest - contest => 'my_contest', - problem => 'my_problem', - }); - - say 'The contest has not started yet' if $contest->is_pending; - - # ... - - my @jobs = $db->jobs->search({contest => 'my_contest', owner => 'MGV'})->all; - $_->rerun for @jobs; # Rerun all jobs sent by MGV in my_contest =head1 DESCRIPTION -Gruntmaster::Data is the interface to the Gruntmaster 6000 database. Read the L documentation for usage information. +Gruntmaster::Data is the interface to the Gruntmaster 6000 database. -In addition to the typical DBIx::Class::Schema methods, this module contains several convenience methods: +All functions are exported by default. =over -=item contests +=item B(I<@args>) -Equivalent to C<< $schema->resultset('Contest') >> +This function connects to the database. I<@args> are the arguments +passed to the L constructor. -=item contest_problems +=item B(I<$url_path>) -Equivalent to C<< $schema->resultset('ContestProblem') >> +Purges a relative URL from the Varnish Cache by sending PURGE +$url_path requests to all hosts in the PURGE_HOSTS environment +variable. -=item jobs +=item B -Equivalent to C<< $schema->resultset('Job') >> +Returns a L object for interacting with the database +directly. Use this when no other function in this module is suitable. -=item problems +=item B -Equivalent to C<< $schema->resultset('Problem') >> +Returns an arrayref of the top 200 users. -=item users +=item B(I<$id>) -Equivalent to C<< $schema->resultset('User') >> +Returns a hashref describing the user I<$id>. -=item contest($id) +=item B([I<%args>]) -Equivalent to C<< $schema->resultset('Contest')->find($id) >> +Returns an arrayref of problems. -=item job($id) +Takes the following named arguments: -Equivalent to C<< $schema->resultset('Job')->find($id) >> - -=item problem($id) +=over -Equivalent to C<< $schema->resultset('Problem')->find($id) >> +=item owner -=item user($id) +Only show problems owned by this user -Equivalent to C<< $schema->resultset('User')->find($id) >> +=item contest -=item user_list +Only show problems in this contest -Returns a list of users as an arrayref containing hashrefs. +=item private -=item user_entry($id) +If true, include private problems. Always true if contest is present. -Returns a hashref with information about the user $id. +=item solution -=item problem_list([%args]) +If true, include problem solutions -Returns a list of problems grouped by level. A hashref with levels as keys. +=back -Takes the following arguments: +=item B(i<$id>, [I<$contest>]) -=over +Returns a hashref describing the problem I<$id>. If $contest is +present, contest start and stop times are included, and the solution +is deleted. -=item owner +=item B -Only show problems owned by this user +Returns an arrayref of contests. -=item contest +=item B(I<$id>) -Only show problems in this contest +Returns a hashref describing the contest I<$id>. -=back +=item B(I<$contest>, I<$problem>) -=item problem_entry($id, [$contest, $user]) +Returns true if the contest I<$contest> includes the problem +I<$problem>, false otherwise. -Returns a hashref with information about the problem $id. If $contest and $user are present, problem open data is updated. +=item B([I<%args>]) -=item contest_list([%args]) +In scalar context, returns an arrayref of jobs. In list context, +returns an arrayref of jobs and a hashref of information about pages. -Returns a list of contests grouped by state. A hashref with the following keys: +Takes the following named arguments: =over -=item pending +=item page + +Show this page of the job log. Defaults to 1. -An arrayref of hashrefs representing pending contests +=item owner -=item running +Only show jobs submitted by this user. -An arrayref of hashrefs representing running contests +=item contest -=item finished +Only show jobs submitted in this contest. -An arrayref of hashrefs representing finished contests +=item problem -=back +Only show jobs submitted for this problem. -Takes the following arguments: +=item result -=over +Only show jobs with this result (see the constants in +L). -=item owner +=item private -Only show contests owned by this user. +If true, include private jobs. Defaults to false. =back -=item contest_entry($id) +=item B(I<$id>) -Returns a hashref with information about the contest $id. +Returns a hashref describing the job I<$id>. -=item job_list([%args]) +=item B(I<%args>) -Returns a list of jobs as an arrayref containing hashrefs. Takes the following arguments: +Insert a new job into the database. This function also updates the +lastjob field for the job's owner. -=over +=item B(I<$ct>) -=item owner +Returns an arrayref of the standings of contest I<$ct>. -Only show jobs submitted by this user. +=item B -=item contest +Rebuilds the problem_status and contest_status tables. -Only show jobs submitted in this contest. +=item B(I<$id>) -=item problem +Marks the job $id as pending and clears its results, so that it will +be run again by the daemon. -Only show jobs submitted for this problem. +=item B(I<$daemon>) -=item page +Marks a random job as being run by I<$daemon>. Returns a hashref +describing the job, or undef if no job was available. -Show this page of results. Defaults to 1. Pages have 10 entries, and the first page has the most recent jobs. +=item B(I<$job>, I<$private>, I<%results>) -=back +Updates the job $job with the results in %results. If $private is +false, also updates the problem_status table. -=item job_entry($id) +=item B(I<$contest>, I<$problem>, I<$owner>, I<$time>) -Returns a hashref with information about the job $id. +Notes that I<$owner> has opened the problem I<$problem> of contest +I<$contest> at time I<$time>. If the C table already contains +this (I<$contest>, I<$problem>, I<$owner>) triplet, this function does +nothing. =back @@ -472,10 +467,10 @@ Marius Gavrilescu Emarius@ieval.roE =head1 COPYRIGHT AND LICENSE -Copyright (C) 2014 by Marius Gavrilescu +Copyright (C) 2014-2015 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, +it under the same terms as Perl itself, either Perl version 5.20.1 or, at your option, any later version of Perl 5 you may have available.