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Commit | Line | Data |
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5c5cd38a MG |
1 | package Gruntmaster::Daemon::Format::CPP; |
2 | ||
3 | use 5.014000; | |
4 | use strict; | |
5 | use warnings; | |
6 | ||
5c5cd38a MG |
7 | use POSIX qw//; |
8 | use File::Basename qw/fileparse/; | |
9 | use Gruntmaster::Daemon::Constants qw/TLE OLE DIED NZX/; | |
10 | use Log::Log4perl qw/get_logger/; | |
11 | use Time::HiRes qw/alarm/; | |
12 | use List::MoreUtils qw/natatime/; | |
13 | use IPC::Signal qw/sig_name sig_num/; | |
14 | use IPC::Open3 qw/open3/; | |
15 | use File::Spec::Functions qw/devnull/; | |
16 | use Fcntl qw/F_GETFD F_SETFD FD_CLOEXEC/; | |
17 | ||
18 | our $VERSION = '0.001'; | |
19 | ||
20 | ################################################## | |
21 | ||
22 | sub prepare{ | |
23 | my $name = $_[0]; | |
24 | my $basename = fileparse $name, qr/\.[^.]*/; | |
25 | get_logger->trace("Preparing file $name..."); | |
26 | ||
27 | open my $devnull, devnull; | |
da905f9e MG |
28 | open my $errors, '>>compile-error'; |
29 | my $ret = open3 $devnull, $errors, undef, 'gruntmaster-compile', CPP => $basename, $name; | |
30 | waitpid $ret, 0; | |
5c5cd38a MG |
31 | close $devnull; |
32 | close $errors; | |
33 | die 'Compile error' if $? | |
34 | } | |
35 | ||
36 | sub run{ | |
37 | my ($name, %args) = @_; | |
38 | my $basename = fileparse $name, qr/\.[^.]*/; | |
39 | my $ret = fork // die 'Cannot fork'; | |
40 | if ($ret) { | |
41 | my $tle; | |
42 | local $SIG{ALRM} = sub { kill KILL => $ret; $tle = 1}; | |
43 | alarm $args{timeout} if exists $args{timeout}; | |
44 | wait; | |
45 | alarm 0; | |
46 | my $sig = $? & 127; | |
47 | my $signame = sig_name $sig; | |
48 | die [TLE, "Time Limit Exceeded"] if $tle; | |
49 | die [OLE, 'Output Limit Exceeded'] if $sig && $signame eq 'XFSZ'; | |
50 | die [DIED, "Crash (SIG$signame)"] if $sig; | |
51 | die [NZX, "Non-zero exit status: " . ($? >> 8)] if $?; | |
52 | } else { | |
5c5cd38a | 53 | my @fds = exists $args{fds} ? @{$args{fds}} : (); |
fe185d88 | 54 | $^F = 50; |
da905f9e | 55 | POSIX::close $_ for 0 .. $^F; |
5c5cd38a MG |
56 | my $it = natatime 2, @fds; |
57 | while (my ($fd, $file) = $it->()) { | |
58 | open my $fh, $file or die $!; | |
59 | my $oldfd = fileno $fh; | |
60 | if ($oldfd != $fd) { | |
61 | POSIX::dup2 $oldfd, $fd or die $!; | |
62 | POSIX::close $oldfd or die $!; | |
63 | } | |
64 | } | |
da905f9e | 65 | exec 'gruntmaster-exec', $args{mlimit} // 0, $args{olimit} // 0, "./$basename", exists $args{args} ? @{$args{args}} : (); |
5c5cd38a MG |
66 | } |
67 | } | |
68 | ||
69 | 1 |